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authorevs-ch2021-01-09 12:12:15 +0100
committerevs-ch2021-01-09 12:12:15 +0100
commit0094776799871584447ea39a079a1be1f7b01588 (patch)
treea46d131dda2db81b90ffab5c51b69b2f96efebc4
parentf16c63bb862781d5dd08147573d4d8487fa2f182 (diff)
downloadaur-0094776.tar.gz
v84.0.2-1
Diffstat
-rw-r--r--.SRCINFO14
-rw-r--r--PKGBUILD27
-rw-r--r--unity-menubar.patch5185
3 files changed, 5215 insertions, 11 deletions
diff --git a/.SRCINFO b/.SRCINFO
index 4e9649b409d3..0c3a001e6f41 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -1,6 +1,6 @@
pkgbase = librewolf
pkgdesc = Community-maintained fork of Firefox, focused on privacy, security and freedom.
- pkgver = 84.0
+ pkgver = 84.0.2
pkgrel = 1
url = https://librewolf-community.gitlab.io/
arch = x86_64
@@ -47,32 +47,36 @@ pkgbase = librewolf
options = !emptydirs
options = !makeflags
options = !strip
- source_x86_64 = https://archive.mozilla.org/pub/firefox/releases/84.0/source/firefox-84.0.source.tar.xz
+ source_x86_64 = https://archive.mozilla.org/pub/firefox/releases/84.0.2/source/firefox-84.0.2.source.tar.xz
source_x86_64 = librewolf.desktop
source_x86_64 = git+https://gitlab.com/librewolf-community/browser/common.git
source_x86_64 = git+https://gitlab.com/librewolf-community/settings.git
source_x86_64 = megabar.patch
source_x86_64 = remove_addons.patch
- sha256sums_x86_64 = 23273ef0165b243f5d0908c38e7854d38070282c9b526e8d93b7503cd5f69138
+ source_x86_64 = unity-menubar.patch
+ sha256sums_x86_64 = 92bfd518d4f9760c897388a8e06130b171c1c43524d8af181add9daac2be7b37
sha256sums_x86_64 = 0b28ba4cc2538b7756cb38945230af52e8c4659b2006262da6f3352345a8bed2
sha256sums_x86_64 = SKIP
sha256sums_x86_64 = SKIP
sha256sums_x86_64 = 682bf4bf5d79db0080aa132235a95b25745c8ef944d2a2e1fed985489d894df5
sha256sums_x86_64 = f2f7403c9abd33a7470a5861e247b488693cf8d7d55c506e7e579396b7bf11e6
- source_aarch64 = https://archive.mozilla.org/pub/firefox/releases/84.0/source/firefox-84.0.source.tar.xz
+ sha256sums_x86_64 = 6ca4d5a50a6645ff35da0bd2e9b606172f55123ddaec3ed1f87416c18f9800ff
+ source_aarch64 = https://archive.mozilla.org/pub/firefox/releases/84.0.2/source/firefox-84.0.2.source.tar.xz
source_aarch64 = librewolf.desktop
source_aarch64 = git+https://gitlab.com/librewolf-community/browser/common.git
source_aarch64 = git+https://gitlab.com/librewolf-community/settings.git
source_aarch64 = megabar.patch
source_aarch64 = remove_addons.patch
+ source_aarch64 = unity-menubar.patch
source_aarch64 = arm.patch
source_aarch64 = https://raw.githubusercontent.com/archlinuxarm/PKGBUILDs/master/extra/firefox/build-arm-libopus.patch
- sha256sums_aarch64 = 23273ef0165b243f5d0908c38e7854d38070282c9b526e8d93b7503cd5f69138
+ sha256sums_aarch64 = 92bfd518d4f9760c897388a8e06130b171c1c43524d8af181add9daac2be7b37
sha256sums_aarch64 = 0b28ba4cc2538b7756cb38945230af52e8c4659b2006262da6f3352345a8bed2
sha256sums_aarch64 = SKIP
sha256sums_aarch64 = SKIP
sha256sums_aarch64 = 682bf4bf5d79db0080aa132235a95b25745c8ef944d2a2e1fed985489d894df5
sha256sums_aarch64 = f2f7403c9abd33a7470a5861e247b488693cf8d7d55c506e7e579396b7bf11e6
+ sha256sums_aarch64 = 6ca4d5a50a6645ff35da0bd2e9b606172f55123ddaec3ed1f87416c18f9800ff
sha256sums_aarch64 = 6ca87d2ac7dc48e6f595ca49ac8151936afced30d268a831c6a064b52037f6b7
sha256sums_aarch64 = 2d4d91f7e35d0860225084e37ec320ca6cae669f6c9c8fe7735cdbd542e3a7c9
diff --git a/PKGBUILD b/PKGBUILD
index 9dad74849f5f..a371cbc36b93 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -5,7 +5,7 @@
pkgname=librewolf
_pkgname=LibreWolf
-pkgver=84.0
+pkgver=84.0.2
pkgrel=1
pkgdesc="Community-maintained fork of Firefox, focused on privacy, security and freedom."
arch=(x86_64 aarch64)
@@ -23,34 +23,38 @@ optdepends=('networkmanager: Location detection via available WiFi networks'
'hunspell-en_US: Spell checking, American English')
options=(!emptydirs !makeflags !strip)
_arch_svn=https://git.archlinux.org/svntogit/packages.git/plain/trunk
-_settings_commit=2f76ae07f7016034273f1887b7f1bedab997909c
+_settings_commit=25115b211d60876c43f5098ce3e88bcee2a7e521
source_x86_64=(https://archive.mozilla.org/pub/firefox/releases/$pkgver/source/firefox-$pkgver.source.tar.xz
$pkgname.desktop
"git+https://gitlab.com/${pkgname}-community/browser/common.git"
"git+https://gitlab.com/${pkgname}-community/settings.git"
"megabar.patch"
- "remove_addons.patch")
+ "remove_addons.patch"
+ "unity-menubar.patch")
source_aarch64=(https://archive.mozilla.org/pub/firefox/releases/$pkgver/source/firefox-$pkgver.source.tar.xz
$pkgname.desktop
"git+https://gitlab.com/${pkgname}-community/browser/common.git"
"git+https://gitlab.com/${pkgname}-community/settings.git"
"megabar.patch"
"remove_addons.patch"
+ "unity-menubar.patch"
arm.patch
https://raw.githubusercontent.com/archlinuxarm/PKGBUILDs/master/extra/firefox/build-arm-libopus.patch)
-sha256sums_x86_64=('23273ef0165b243f5d0908c38e7854d38070282c9b526e8d93b7503cd5f69138'
+sha256sums_x86_64=('92bfd518d4f9760c897388a8e06130b171c1c43524d8af181add9daac2be7b37'
'0b28ba4cc2538b7756cb38945230af52e8c4659b2006262da6f3352345a8bed2'
'SKIP'
'SKIP'
'682bf4bf5d79db0080aa132235a95b25745c8ef944d2a2e1fed985489d894df5'
- 'f2f7403c9abd33a7470a5861e247b488693cf8d7d55c506e7e579396b7bf11e6')
-sha256sums_aarch64=('23273ef0165b243f5d0908c38e7854d38070282c9b526e8d93b7503cd5f69138'
+ 'f2f7403c9abd33a7470a5861e247b488693cf8d7d55c506e7e579396b7bf11e6'
+ '6ca4d5a50a6645ff35da0bd2e9b606172f55123ddaec3ed1f87416c18f9800ff')
+sha256sums_aarch64=('92bfd518d4f9760c897388a8e06130b171c1c43524d8af181add9daac2be7b37'
'0b28ba4cc2538b7756cb38945230af52e8c4659b2006262da6f3352345a8bed2'
'SKIP'
'SKIP'
'682bf4bf5d79db0080aa132235a95b25745c8ef944d2a2e1fed985489d894df5'
'f2f7403c9abd33a7470a5861e247b488693cf8d7d55c506e7e579396b7bf11e6'
+ '6ca4d5a50a6645ff35da0bd2e9b606172f55123ddaec3ed1f87416c18f9800ff'
'6ca87d2ac7dc48e6f595ca49ac8151936afced30d268a831c6a064b52037f6b7'
'2d4d91f7e35d0860225084e37ec320ca6cae669f6c9c8fe7735cdbd542e3a7c9')
@@ -137,6 +141,9 @@ fi
# Adapted from https://github.com/WesleyBranton/userChrome.css-Customizations
patch -p1 -i ../megabar.patch
+ # Debian patch to enable global menubar
+ patch -p1 -i ../unity-menubar.patch
+
# Disabling Pocket
sed -i "s/'pocket'/#'pocket'/g" browser/components/moz.build
# this one only to remove an annoying error message:
@@ -152,6 +159,14 @@ fi
# allow SearchEngines option in non-ESR builds
sed -i 's#"enterprise_only": true,#"enterprise_only": false,#g' browser/components/enterprisepolicies/schemas/policies-schema.json
+ _settings_services_sed='s#firefox.settings.services.mozilla.com#f.s.s.m.c.qjz9zk#g'
+
+ # stop some undesired requests (https://gitlab.com/librewolf-community/browser/common/-/issues/10)
+ sed "$_settings_services_sed" -i browser/components/newtab/data/content/activity-stream.bundle.js
+ sed "$_settings_services_sed" -i modules/libpref/init/all.js
+ sed "$_settings_services_sed" -i services/settings/Utils.jsm
+ sed "$_settings_services_sed" -i toolkit/components/search/SearchUtils.jsm
+
rm -f ${srcdir}/common/source_files/mozconfig
cp -r ${srcdir}/common/source_files/* ./
}
diff --git a/unity-menubar.patch b/unity-menubar.patch
new file mode 100644
index 000000000000..7bc0cd71f7ab
--- /dev/null
+++ b/unity-menubar.patch
@@ -0,0 +1,5185 @@
+--- a/browser/base/content/browser-menubar.inc
++++ b/browser/base/content/browser-menubar.inc
+@@ -5,7 +5,11 @@
+
+ <menubar id="main-menubar"
+ onpopupshowing="if (event.target.parentNode.parentNode == this &amp;&amp;
++#ifdef MOZ_WIDGET_GTK
++ document.documentElement.getAttribute('shellshowingmenubar') != 'true')
++#else
+ !('@mozilla.org/widget/nativemenuservice;1' in Cc))
++#endif
+ this.setAttribute('openedwithkey',
+ event.target.parentNode.openedWithKey);">
+ <menu id="file-menu" data-l10n-id="menu-file">
+--- a/browser/base/content/browser.js
++++ b/browser/base/content/browser.js
+@@ -6427,11 +6427,18 @@ function onViewToolbarsPopupShowing(aEve
+ MozXULElement.insertFTLIfNeeded("browser/toolbarContextMenu.ftl");
+ let firstMenuItem = aInsertPoint || popup.firstElementChild;
+ let toolbarNodes = gNavToolbox.querySelectorAll("toolbar");
++
++ let shellShowingMenubar = document.documentElement.getAttribute("shellshowingmenubar") == "true";
++
+ for (let toolbar of toolbarNodes) {
+ if (!toolbar.hasAttribute("toolbarname")) {
+ continue;
+ }
+
++ if (shellShowingMenubar && toolbar.id == "toolbar-menubar") {
++ continue;
++ }
++
+ if (toolbar.id == "PersonalToolbar" && gBookmarksToolbar2h2020) {
+ let menu = BookmarkingUI.buildBookmarksToolbarSubmenu(toolbar);
+ popup.insertBefore(menu, firstMenuItem);
+--- a/browser/components/places/content/places.xhtml
++++ b/browser/components/places/content/places.xhtml
+@@ -169,7 +169,7 @@
+ <toolbarbutton type="menu" class="tabbable" wantdropmarker="true"
+ onpopupshowing="document.getElementById('placeContent').focus()"
+ #else
+- <menubar id="placesMenu">
++ <menubar id="placesMenu" _moz-menubarkeeplocal="true">
+ <menu accesskey="&organize.accesskey;" class="menu-iconic"
+ #endif
+ id="organizeButton" label="&organize.label;"
+--- a/dom/xul/XULPopupElement.cpp
++++ b/dom/xul/XULPopupElement.cpp
+@@ -158,6 +158,10 @@ void XULPopupElement::GetState(nsString&
+ // set this here in case there's no frame for the popup
+ aState.AssignLiteral("closed");
+
++#ifdef MOZ_WIDGET_GTK
++ nsAutoString nativeState;
++#endif
++
+ nsMenuPopupFrame* menuPopupFrame = do_QueryFrame(GetPrimaryFrame());
+ if (menuPopupFrame) {
+ switch (menuPopupFrame->PopupState()) {
+@@ -181,6 +185,11 @@ void XULPopupElement::GetState(nsString&
+ break;
+ }
+ }
++#ifdef MOZ_WIDGET_GTK
++ else if (GetAttr(kNameSpaceID_None, nsGkAtoms::_moz_nativemenupopupstate, nativeState)) {
++ aState = nativeState;
++ }
++#endif
+ }
+
+ nsINode* XULPopupElement::GetTriggerNode() const {
+--- a/dom/xul/moz.build
++++ b/dom/xul/moz.build
+@@ -83,6 +83,11 @@ LOCAL_INCLUDES += [
+
+ include("/ipc/chromium/chromium-config.mozbuild")
+
++if CONFIG["MOZ_WIDGET_TOOLKIT"] == "gtk":
++ LOCAL_INCLUDES += [
++ "/widget/gtk",
++ ]
++
+ FINAL_LIBRARY = "xul"
+
+ if CONFIG["CC_TYPE"] in ("clang", "gcc"):
+--- a/layout/build/moz.build
++++ b/layout/build/moz.build
+@@ -67,6 +67,10 @@ elif CONFIG["MOZ_WIDGET_TOOLKIT"] == "an
+ "/dom/system",
+ "/dom/system/android",
+ ]
++elif CONFIG["MOZ_WIDGET_TOOLKIT"] == "gtk":
++ LOCAL_INCLUDES += [
++ "/widget/gtk",
++ ]
+
+ XPCOM_MANIFESTS += [
+ "components.conf",
+--- a/modules/libpref/init/all.js
++++ b/modules/libpref/init/all.js
+@@ -320,6 +320,9 @@ pref("dom.mouseevent.click.hack.use_lega
+ // Fastback caching - if this pref is negative, then we calculate the number
+ // of content viewers to cache based on the amount of available memory.
+ pref("browser.sessionhistory.max_total_viewers", -1);
++#ifdef MOZ_WIDGET_GTK
++pref("ui.use_unity_menubar", true);
++#endif
+ // 0 = false, 1 = true, 2 = autodetect.
+ pref("ui.android.mouse_as_touch", 1);
+
+--- a/toolkit/content/xul.css
++++ b/toolkit/content/xul.css
+@@ -216,6 +216,13 @@ toolbar[type="menubar"] {
+ }
+ %endif
+
++%ifdef MOZ_WIDGET_GTK
++*|*:root[shellshowingmenubar="true"]
++toolbar[type="menubar"]:not([customizing="true"]) {
++ display: none !important;
++}
++%endif
++
+ toolbarspring {
+ -moz-box-flex: 1000;
+ }
+--- a/widget/gtk/moz.build
++++ b/widget/gtk/moz.build
+@@ -60,6 +60,15 @@ UNIFIED_SOURCES += [
+
+ SOURCES += [
+ "MediaKeysEventSourceFactory.cpp",
++ "nsDbusmenu.cpp",
++ "nsMenu.cpp", # conflicts with X11 headers
++ "nsMenuBar.cpp",
++ "nsMenuContainer.cpp",
++ "nsMenuItem.cpp",
++ "nsMenuObject.cpp",
++ "nsMenuSeparator.cpp",
++ "nsNativeMenuDocListener.cpp",
++ "nsNativeMenuService.cpp",
+ "nsWindow.cpp", # conflicts with X11 headers
+ "WaylandVsyncSource.cpp", # conflicts with X11 headers
+ ]
+@@ -140,6 +149,7 @@ LOCAL_INCLUDES += [
+ "/layout/base",
+ "/layout/forms",
+ "/layout/generic",
++ "/layout/style",
+ "/layout/xul",
+ "/other-licenses/atk-1.0",
+ "/third_party/cups/include",
+--- /dev/null
++++ b/widget/gtk/nsDbusmenu.cpp
+@@ -0,0 +1,61 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#include "nsDbusmenu.h"
++#include "prlink.h"
++#include "mozilla/ArrayUtils.h"
++
++#define FUNC(name, type, params) \
++nsDbusmenuFunctions::_##name##_fn nsDbusmenuFunctions::s_##name;
++DBUSMENU_GLIB_FUNCTIONS
++DBUSMENU_GTK_FUNCTIONS
++#undef FUNC
++
++static PRLibrary *gDbusmenuGlib = nullptr;
++static PRLibrary *gDbusmenuGtk = nullptr;
++
++typedef void (*nsDbusmenuFunc)();
++struct nsDbusmenuDynamicFunction {
++ const char *functionName;
++ nsDbusmenuFunc *function;
++};
++
++/* static */ nsresult
++nsDbusmenuFunctions::Init()
++{
++#define FUNC(name, type, params) \
++ { #name, (nsDbusmenuFunc *)&nsDbusmenuFunctions::s_##name },
++ static const nsDbusmenuDynamicFunction kDbusmenuGlibSymbols[] = {
++ DBUSMENU_GLIB_FUNCTIONS
++ };
++ static const nsDbusmenuDynamicFunction kDbusmenuGtkSymbols[] = {
++ DBUSMENU_GTK_FUNCTIONS
++ };
++
++#define LOAD_LIBRARY(symbol, name) \
++ if (!g##symbol) { \
++ g##symbol = PR_LoadLibrary(name); \
++ if (!g##symbol) { \
++ return NS_ERROR_FAILURE; \
++ } \
++ } \
++ for (uint32_t i = 0; i < mozilla::ArrayLength(k##symbol##Symbols); ++i) { \
++ *k##symbol##Symbols[i].function = \
++ PR_FindFunctionSymbol(g##symbol, k##symbol##Symbols[i].functionName); \
++ if (!*k##symbol##Symbols[i].function) { \
++ return NS_ERROR_FAILURE; \
++ } \
++ }
++
++ LOAD_LIBRARY(DbusmenuGlib, "libdbusmenu-glib.so.4")
++#ifdef MOZ_WIDGET_GTK
++ LOAD_LIBRARY(DbusmenuGtk, "libdbusmenu-gtk3.so.4")
++#endif
++#undef LOAD_LIBRARY
++
++ return NS_OK;
++}
+--- /dev/null
++++ b/widget/gtk/nsDbusmenu.h
+@@ -0,0 +1,101 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#ifndef __nsDbusmenu_h__
++#define __nsDbusmenu_h__
++
++#include "nsError.h"
++
++#include <glib.h>
++#include <gdk/gdk.h>
++
++#define DBUSMENU_GLIB_FUNCTIONS \
++ FUNC(dbusmenu_menuitem_child_add_position, gboolean, (DbusmenuMenuitem *mi, DbusmenuMenuitem *child, guint position)) \
++ FUNC(dbusmenu_menuitem_child_append, gboolean, (DbusmenuMenuitem *mi, DbusmenuMenuitem *child)) \
++ FUNC(dbusmenu_menuitem_child_delete, gboolean, (DbusmenuMenuitem *mi, DbusmenuMenuitem *child)) \
++ FUNC(dbusmenu_menuitem_get_children, GList*, (DbusmenuMenuitem *mi)) \
++ FUNC(dbusmenu_menuitem_new, DbusmenuMenuitem*, (void)) \
++ FUNC(dbusmenu_menuitem_property_get, const gchar*, (DbusmenuMenuitem *mi, const gchar *property)) \
++ FUNC(dbusmenu_menuitem_property_get_bool, gboolean, (DbusmenuMenuitem *mi, const gchar *property)) \
++ FUNC(dbusmenu_menuitem_property_remove, void, (DbusmenuMenuitem *mi, const gchar *property)) \
++ FUNC(dbusmenu_menuitem_property_set, gboolean, (DbusmenuMenuitem *mi, const gchar *property, const gchar *value)) \
++ FUNC(dbusmenu_menuitem_property_set_bool, gboolean, (DbusmenuMenuitem *mi, const gchar *property, const gboolean value)) \
++ FUNC(dbusmenu_menuitem_property_set_int, gboolean, (DbusmenuMenuitem *mi, const gchar *property, const gint value)) \
++ FUNC(dbusmenu_menuitem_show_to_user, void, (DbusmenuMenuitem *mi, guint timestamp)) \
++ FUNC(dbusmenu_menuitem_take_children, GList*, (DbusmenuMenuitem *mi)) \
++ FUNC(dbusmenu_server_new, DbusmenuServer*, (const gchar *object)) \
++ FUNC(dbusmenu_server_set_root, void, (DbusmenuServer *server, DbusmenuMenuitem *root)) \
++ FUNC(dbusmenu_server_set_status, void, (DbusmenuServer *server, DbusmenuStatus status))
++
++#define DBUSMENU_GTK_FUNCTIONS \
++ FUNC(dbusmenu_menuitem_property_set_image, gboolean, (DbusmenuMenuitem *menuitem, const gchar *property, const GdkPixbuf *data)) \
++ FUNC(dbusmenu_menuitem_property_set_shortcut, gboolean, (DbusmenuMenuitem *menuitem, guint key, GdkModifierType modifier))
++
++typedef struct _DbusmenuMenuitem DbusmenuMenuitem;
++typedef struct _DbusmenuServer DbusmenuServer;
++
++enum DbusmenuStatus {
++ DBUSMENU_STATUS_NORMAL,
++ DBUSMENU_STATUS_NOTICE
++};
++
++#define DBUSMENU_MENUITEM_CHILD_DISPLAY_SUBMENU "submenu"
++#define DBUSMENU_MENUITEM_PROP_CHILD_DISPLAY "children-display"
++#define DBUSMENU_MENUITEM_PROP_ENABLED "enabled"
++#define DBUSMENU_MENUITEM_PROP_ICON_DATA "icon-data"
++#define DBUSMENU_MENUITEM_PROP_LABEL "label"
++#define DBUSMENU_MENUITEM_PROP_SHORTCUT "shortcut"
++#define DBUSMENU_MENUITEM_PROP_TYPE "type"
++#define DBUSMENU_MENUITEM_PROP_TOGGLE_STATE "toggle-state"
++#define DBUSMENU_MENUITEM_PROP_TOGGLE_TYPE "toggle-type"
++#define DBUSMENU_MENUITEM_PROP_VISIBLE "visible"
++#define DBUSMENU_MENUITEM_SIGNAL_ABOUT_TO_SHOW "about-to-show"
++#define DBUSMENU_MENUITEM_SIGNAL_EVENT "event"
++#define DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED "item-activated"
++#define DBUSMENU_MENUITEM_TOGGLE_CHECK "checkmark"
++#define DBUSMENU_MENUITEM_TOGGLE_RADIO "radio"
++#define DBUSMENU_MENUITEM_TOGGLE_STATE_CHECKED 1
++#define DBUSMENU_MENUITEM_TOGGLE_STATE_UNCHECKED 0
++#define DBUSMENU_SERVER_PROP_DBUS_OBJECT "dbus-object"
++
++class nsDbusmenuFunctions
++{
++public:
++ nsDbusmenuFunctions() = delete;
++
++ static nsresult Init();
++
++#define FUNC(name, type, params) \
++ typedef type (*_##name##_fn) params; \
++ static _##name##_fn s_##name;
++ DBUSMENU_GLIB_FUNCTIONS
++ DBUSMENU_GTK_FUNCTIONS
++#undef FUNC
++
++};
++
++#define dbusmenu_menuitem_child_add_position nsDbusmenuFunctions::s_dbusmenu_menuitem_child_add_position
++#define dbusmenu_menuitem_child_append nsDbusmenuFunctions::s_dbusmenu_menuitem_child_append
++#define dbusmenu_menuitem_child_delete nsDbusmenuFunctions::s_dbusmenu_menuitem_child_delete
++#define dbusmenu_menuitem_get_children nsDbusmenuFunctions::s_dbusmenu_menuitem_get_children
++#define dbusmenu_menuitem_new nsDbusmenuFunctions::s_dbusmenu_menuitem_new
++#define dbusmenu_menuitem_property_get nsDbusmenuFunctions::s_dbusmenu_menuitem_property_get
++#define dbusmenu_menuitem_property_get_bool nsDbusmenuFunctions::s_dbusmenu_menuitem_property_get_bool
++#define dbusmenu_menuitem_property_remove nsDbusmenuFunctions::s_dbusmenu_menuitem_property_remove
++#define dbusmenu_menuitem_property_set nsDbusmenuFunctions::s_dbusmenu_menuitem_property_set
++#define dbusmenu_menuitem_property_set_bool nsDbusmenuFunctions::s_dbusmenu_menuitem_property_set_bool
++#define dbusmenu_menuitem_property_set_int nsDbusmenuFunctions::s_dbusmenu_menuitem_property_set_int
++#define dbusmenu_menuitem_show_to_user nsDbusmenuFunctions::s_dbusmenu_menuitem_show_to_user
++#define dbusmenu_menuitem_take_children nsDbusmenuFunctions::s_dbusmenu_menuitem_take_children
++#define dbusmenu_server_new nsDbusmenuFunctions::s_dbusmenu_server_new
++#define dbusmenu_server_set_root nsDbusmenuFunctions::s_dbusmenu_server_set_root
++#define dbusmenu_server_set_status nsDbusmenuFunctions::s_dbusmenu_server_set_status
++
++#define dbusmenu_menuitem_property_set_image nsDbusmenuFunctions::s_dbusmenu_menuitem_property_set_image
++#define dbusmenu_menuitem_property_set_shortcut nsDbusmenuFunctions::s_dbusmenu_menuitem_property_set_shortcut
++
++#endif /* __nsDbusmenu_h__ */
+--- /dev/null
++++ b/widget/gtk/nsMenu.cpp
+@@ -0,0 +1,795 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#define _IMPL_NS_LAYOUT
++
++#include "mozilla/dom/Document.h"
++#include "mozilla/dom/Element.h"
++#include "mozilla/Assertions.h"
++#include "mozilla/ComputedStyleInlines.h"
++#include "mozilla/EventDispatcher.h"
++#include "mozilla/MouseEvents.h"
++#include "mozilla/PresShell.h"
++#include "mozilla/PresShellInlines.h"
++#include "nsComponentManagerUtils.h"
++#include "nsContentUtils.h"
++#include "nsCSSValue.h"
++#include "nsGkAtoms.h"
++#include "nsGtkUtils.h"
++#include "nsAtom.h"
++#include "nsIContent.h"
++#include "nsIRunnable.h"
++#include "nsITimer.h"
++#include "nsString.h"
++#include "nsStyleStruct.h"
++#include "nsThreadUtils.h"
++
++#include "nsNativeMenuDocListener.h"
++
++#include <glib-object.h>
++
++#include "nsMenu.h"
++
++using namespace mozilla;
++
++class nsMenuContentInsertedEvent : public Runnable
++{
++public:
++ nsMenuContentInsertedEvent(nsMenu *aMenu,
++ nsIContent *aContainer,
++ nsIContent *aChild,
++ nsIContent *aPrevSibling) :
++ Runnable("nsMenuContentInsertedEvent"),
++ mWeakMenu(aMenu),
++ mContainer(aContainer),
++ mChild(aChild),
++ mPrevSibling(aPrevSibling) { }
++
++ NS_IMETHODIMP Run()
++ {
++ if (!mWeakMenu) {
++ return NS_OK;
++ }
++
++ static_cast<nsMenu *>(mWeakMenu.get())->HandleContentInserted(mContainer,
++ mChild,
++ mPrevSibling);
++ return NS_OK;
++ }
++
++private:
++ nsWeakMenuObject mWeakMenu;
++
++ nsCOMPtr<nsIContent> mContainer;
++ nsCOMPtr<nsIContent> mChild;
++ nsCOMPtr<nsIContent> mPrevSibling;
++};
++
++class nsMenuContentRemovedEvent : public Runnable
++{
++public:
++ nsMenuContentRemovedEvent(nsMenu *aMenu,
++ nsIContent *aContainer,
++ nsIContent *aChild) :
++ Runnable("nsMenuContentRemovedEvent"),
++ mWeakMenu(aMenu),
++ mContainer(aContainer),
++ mChild(aChild) { }
++
++ NS_IMETHODIMP Run()
++ {
++ if (!mWeakMenu) {
++ return NS_OK;
++ }
++
++ static_cast<nsMenu *>(mWeakMenu.get())->HandleContentRemoved(mContainer,
++ mChild);
++ return NS_OK;
++ }
++
++private:
++ nsWeakMenuObject mWeakMenu;
++
++ nsCOMPtr<nsIContent> mContainer;
++ nsCOMPtr<nsIContent> mChild;
++};
++
++static void
++DispatchMouseEvent(nsIContent *aTarget, mozilla::EventMessage aMsg)
++{
++ if (!aTarget) {
++ return;
++ }
++
++ WidgetMouseEvent event(true, aMsg, nullptr, WidgetMouseEvent::eReal);
++ EventDispatcher::Dispatch(aTarget, nullptr, &event);
++}
++
++void
++nsMenu::SetPopupState(EPopupState aState)
++{
++ mPopupState = aState;
++
++ if (!mPopupContent) {
++ return;
++ }
++
++ nsAutoString state;
++ switch (aState) {
++ case ePopupState_Showing:
++ state.Assign(u"showing"_ns);
++ break;
++ case ePopupState_Open:
++ state.Assign(u"open"_ns);
++ break;
++ case ePopupState_Hiding:
++ state.Assign(u"hiding"_ns);
++ break;
++ default:
++ break;
++ }
++
++ if (state.IsEmpty()) {
++ mPopupContent->AsElement()->UnsetAttr(
++ kNameSpaceID_None, nsGkAtoms::_moz_nativemenupopupstate,
++ false);
++ } else {
++ mPopupContent->AsElement()->SetAttr(
++ kNameSpaceID_None, nsGkAtoms::_moz_nativemenupopupstate,
++ state, false);
++ }
++}
++
++/* static */ void
++nsMenu::DoOpenCallback(nsITimer *aTimer, void *aClosure)
++{
++ nsMenu* self = static_cast<nsMenu *>(aClosure);
++
++ dbusmenu_menuitem_show_to_user(self->GetNativeData(), 0);
++
++ self->mOpenDelayTimer = nullptr;
++}
++
++/* static */ void
++nsMenu::menu_event_cb(DbusmenuMenuitem *menu,
++ const gchar *name,
++ GVariant *value,
++ guint timestamp,
++ gpointer user_data)
++{
++ nsMenu *self = static_cast<nsMenu *>(user_data);
++
++ nsAutoCString event(name);
++
++ if (event.Equals("closed"_ns)) {
++ self->OnClose();
++ return;
++ }
++
++ if (event.Equals("opened"_ns)) {
++ self->OnOpen();
++ return;
++ }
++}
++
++void
++nsMenu::MaybeAddPlaceholderItem()
++{
++ MOZ_ASSERT(!IsInBatchedUpdate(),
++ "Shouldn't be modifying the native menu structure now");
++
++ GList *children = dbusmenu_menuitem_get_children(GetNativeData());
++ if (!children) {
++ MOZ_ASSERT(!mPlaceholderItem);
++
++ mPlaceholderItem = dbusmenu_menuitem_new();
++ if (!mPlaceholderItem) {
++ return;
++ }
++
++ dbusmenu_menuitem_property_set_bool(mPlaceholderItem,
++ DBUSMENU_MENUITEM_PROP_VISIBLE,
++ false);
++
++ MOZ_ALWAYS_TRUE(
++ dbusmenu_menuitem_child_append(GetNativeData(), mPlaceholderItem));
++ }
++}
++
++void
++nsMenu::EnsureNoPlaceholderItem()
++{
++ MOZ_ASSERT(!IsInBatchedUpdate(),
++ "Shouldn't be modifying the native menu structure now");
++
++ if (!mPlaceholderItem) {
++ return;
++ }
++
++ MOZ_ALWAYS_TRUE(
++ dbusmenu_menuitem_child_delete(GetNativeData(), mPlaceholderItem));
++ MOZ_ASSERT(!dbusmenu_menuitem_get_children(GetNativeData()));
++
++ g_object_unref(mPlaceholderItem);
++ mPlaceholderItem = nullptr;
++}
++
++void
++nsMenu::OnOpen()
++{
++ if (mNeedsRebuild) {
++ Build();
++ }
++
++ nsWeakMenuObject self(this);
++ nsCOMPtr<nsIContent> origPopupContent(mPopupContent);
++ {
++ nsNativeMenuDocListener::BlockUpdatesScope updatesBlocker;
++
++ SetPopupState(ePopupState_Showing);
++ DispatchMouseEvent(mPopupContent, eXULPopupShowing);
++
++ ContentNode()->AsElement()->SetAttr(kNameSpaceID_None, nsGkAtoms::open,
++ u"true"_ns, true);
++ }
++
++ if (!self) {
++ // We were deleted!
++ return;
++ }
++
++ // I guess that the popup could have changed
++ if (origPopupContent != mPopupContent) {
++ return;
++ }
++
++ nsNativeMenuDocListener::BlockUpdatesScope updatesBlocker;
++
++ size_t count = ChildCount();
++ for (size_t i = 0; i < count; ++i) {
++ ChildAt(i)->ContainerIsOpening();
++ }
++
++ SetPopupState(ePopupState_Open);
++ DispatchMouseEvent(mPopupContent, eXULPopupShown);
++}
++
++void
++nsMenu::Build()
++{
++ mNeedsRebuild = false;
++
++ while (ChildCount() > 0) {
++ RemoveChildAt(0);
++ }
++
++ InitializePopup();
++
++ if (!mPopupContent) {
++ return;
++ }
++
++ uint32_t count = mPopupContent->GetChildCount();
++ for (uint32_t i = 0; i < count; ++i) {
++ nsIContent *childContent = mPopupContent->GetChildAt_Deprecated(i);
++
++ UniquePtr<nsMenuObject> child = CreateChild(childContent);
++
++ if (!child) {
++ continue;
++ }
++
++ AppendChild(std::move(child));
++ }
++}
++
++void
++nsMenu::InitializePopup()
++{
++ nsCOMPtr<nsIContent> oldPopupContent;
++ oldPopupContent.swap(mPopupContent);
++
++ for (uint32_t i = 0; i < ContentNode()->GetChildCount(); ++i) {
++ nsIContent *child = ContentNode()->GetChildAt_Deprecated(i);
++
++ if (child->NodeInfo()->NameAtom() == nsGkAtoms::menupopup) {
++ mPopupContent = child;
++ break;
++ }
++ }
++
++ if (oldPopupContent == mPopupContent) {
++ return;
++ }
++
++ // The popup has changed
++
++ if (oldPopupContent) {
++ DocListener()->UnregisterForContentChanges(oldPopupContent);
++ }
++
++ SetPopupState(ePopupState_Closed);
++
++ if (!mPopupContent) {
++ return;
++ }
++
++ DocListener()->RegisterForContentChanges(mPopupContent, this);
++}
++
++void
++nsMenu::RemoveChildAt(size_t aIndex)
++{
++ MOZ_ASSERT(IsInBatchedUpdate() || !mPlaceholderItem,
++ "Shouldn't have a placeholder menuitem");
++
++ nsMenuContainer::RemoveChildAt(aIndex, !IsInBatchedUpdate());
++ StructureMutated();
++
++ if (!IsInBatchedUpdate()) {
++ MaybeAddPlaceholderItem();
++ }
++}
++
++void
++nsMenu::RemoveChild(nsIContent *aChild)
++{
++ size_t index = IndexOf(aChild);
++ if (index == NoIndex) {
++ return;
++ }
++
++ RemoveChildAt(index);
++}
++
++void
++nsMenu::InsertChildAfter(UniquePtr<nsMenuObject> aChild,
++ nsIContent *aPrevSibling)
++{
++ if (!IsInBatchedUpdate()) {
++ EnsureNoPlaceholderItem();
++ }
++
++ nsMenuContainer::InsertChildAfter(std::move(aChild), aPrevSibling,
++ !IsInBatchedUpdate());
++ StructureMutated();
++}
++
++void
++nsMenu::AppendChild(UniquePtr<nsMenuObject> aChild)
++{
++ if (!IsInBatchedUpdate()) {
++ EnsureNoPlaceholderItem();
++ }
++
++ nsMenuContainer::AppendChild(std::move(aChild), !IsInBatchedUpdate());
++ StructureMutated();
++}
++
++bool
++nsMenu::IsInBatchedUpdate() const
++{
++ return mBatchedUpdateState != eBatchedUpdateState_Inactive;
++}
++
++void
++nsMenu::StructureMutated()
++{
++ if (!IsInBatchedUpdate()) {
++ return;
++ }
++
++ mBatchedUpdateState = eBatchedUpdateState_DidMutate;
++}
++
++bool
++nsMenu::CanOpen() const
++{
++ bool isVisible = dbusmenu_menuitem_property_get_bool(GetNativeData(),
++ DBUSMENU_MENUITEM_PROP_VISIBLE);
++ bool isDisabled = ContentNode()->AsElement()->AttrValueIs(kNameSpaceID_None,
++ nsGkAtoms::disabled,
++ nsGkAtoms::_true,
++ eCaseMatters);
++
++ return (isVisible && !isDisabled);
++}
++
++void
++nsMenu::HandleContentInserted(nsIContent *aContainer,
++ nsIContent *aChild,
++ nsIContent *aPrevSibling)
++{
++ if (aContainer == mPopupContent) {
++ UniquePtr<nsMenuObject> child = CreateChild(aChild);
++
++ if (child) {
++ InsertChildAfter(std::move(child), aPrevSibling);
++ }
++ } else {
++ Build();
++ }
++}
++
++void
++nsMenu::HandleContentRemoved(nsIContent *aContainer, nsIContent *aChild)
++{
++ if (aContainer == mPopupContent) {
++ RemoveChild(aChild);
++ } else {
++ Build();
++ }
++}
++
++void
++nsMenu::InitializeNativeData()
++{
++ // Dbusmenu provides an "about-to-show" signal, and also "opened" and
++ // "closed" events. However, Unity is the only thing that sends
++ // both "about-to-show" and "opened" events. Unity 2D and the HUD only
++ // send "opened" events, so we ignore "about-to-show" (I don't think
++ // there's any real difference between them anyway).
++ // To complicate things, there are certain conditions where we don't
++ // get a "closed" event, so we need to be able to handle this :/
++ g_signal_connect(G_OBJECT(GetNativeData()), "event",
++ G_CALLBACK(menu_event_cb), this);
++
++ mNeedsRebuild = true;
++ mNeedsUpdate = true;
++
++ MaybeAddPlaceholderItem();
++}
++
++void
++nsMenu::Update(ComputedStyle *aComputedStyle)
++{
++ if (mNeedsUpdate) {
++ mNeedsUpdate = false;
++
++ UpdateLabel();
++ UpdateSensitivity();
++ }
++
++ UpdateVisibility(aComputedStyle);
++ UpdateIcon(aComputedStyle);
++}
++
++nsMenuObject::PropertyFlags
++nsMenu::SupportedProperties() const
++{
++ return static_cast<nsMenuObject::PropertyFlags>(
++ nsMenuObject::ePropLabel |
++ nsMenuObject::ePropEnabled |
++ nsMenuObject::ePropVisible |
++ nsMenuObject::ePropIconData |
++ nsMenuObject::ePropChildDisplay
++ );
++}
++
++void
++nsMenu::OnAttributeChanged(nsIContent *aContent, nsAtom *aAttribute)
++{
++ MOZ_ASSERT(aContent == ContentNode() || aContent == mPopupContent,
++ "Received an event that wasn't meant for us!");
++
++ if (mNeedsUpdate) {
++ return;
++ }
++
++ if (aContent != ContentNode()) {
++ return;
++ }
++
++ if (!Parent()->IsBeingDisplayed()) {
++ mNeedsUpdate = true;
++ return;
++ }
++
++ if (aAttribute == nsGkAtoms::disabled) {
++ UpdateSensitivity();
++ } else if (aAttribute == nsGkAtoms::label ||
++ aAttribute == nsGkAtoms::accesskey ||
++ aAttribute == nsGkAtoms::crop) {
++ UpdateLabel();
++ } else if (aAttribute == nsGkAtoms::hidden ||
++ aAttribute == nsGkAtoms::collapsed) {
++ RefPtr<ComputedStyle> style = GetComputedStyle();
++ UpdateVisibility(style);
++ } else if (aAttribute == nsGkAtoms::image) {
++ RefPtr<ComputedStyle> style = GetComputedStyle();
++ UpdateIcon(style);
++ }
++}
++
++void
++nsMenu::OnContentInserted(nsIContent *aContainer, nsIContent *aChild,
++ nsIContent *aPrevSibling)
++{
++ MOZ_ASSERT(aContainer == ContentNode() || aContainer == mPopupContent,
++ "Received an event that wasn't meant for us!");
++
++ if (mNeedsRebuild) {
++ return;
++ }
++
++ if (mPopupState == ePopupState_Closed) {
++ mNeedsRebuild = true;
++ return;
++ }
++
++ nsContentUtils::AddScriptRunner(
++ new nsMenuContentInsertedEvent(this, aContainer, aChild,
++ aPrevSibling));
++}
++
++void
++nsMenu::OnContentRemoved(nsIContent *aContainer, nsIContent *aChild)
++{
++ MOZ_ASSERT(aContainer == ContentNode() || aContainer == mPopupContent,
++ "Received an event that wasn't meant for us!");
++
++ if (mNeedsRebuild) {
++ return;
++ }
++
++ if (mPopupState == ePopupState_Closed) {
++ mNeedsRebuild = true;
++ return;
++ }
++
++ nsContentUtils::AddScriptRunner(
++ new nsMenuContentRemovedEvent(this, aContainer, aChild));
++}
++
++/*
++ * Some menus (eg, the History menu in Firefox) refresh themselves on
++ * opening by removing all children and then re-adding new ones. As this
++ * happens whilst the menu is opening in Unity, it causes some flickering
++ * as the menu popup is resized multiple times. To avoid this, we try to
++ * reuse native menu items when the menu structure changes during a
++ * batched update. If we can handle menu structure changes from Gecko
++ * just by updating properties of native menu items (rather than destroying
++ * and creating new ones), then we eliminate any flickering that occurs as
++ * the menu is opened. To do this, we don't modify any native menu items
++ * until the end of the update batch.
++ */
++
++void
++nsMenu::OnBeginUpdates(nsIContent *aContent)
++{
++ MOZ_ASSERT(aContent == ContentNode() || aContent == mPopupContent,
++ "Received an event that wasn't meant for us!");
++ MOZ_ASSERT(!IsInBatchedUpdate(), "Already in an update batch!");
++
++ if (aContent != mPopupContent) {
++ return;
++ }
++
++ mBatchedUpdateState = eBatchedUpdateState_Active;
++}
++
++void
++nsMenu::OnEndUpdates()
++{
++ if (!IsInBatchedUpdate()) {
++ return;
++ }
++
++ bool didMutate = mBatchedUpdateState == eBatchedUpdateState_DidMutate;
++ mBatchedUpdateState = eBatchedUpdateState_Inactive;
++
++ /* Optimize for the case where we only had attribute changes */
++ if (!didMutate) {
++ return;
++ }
++
++ EnsureNoPlaceholderItem();
++
++ GList *nextNativeChild = dbusmenu_menuitem_get_children(GetNativeData());
++ DbusmenuMenuitem *nextOwnedNativeChild = nullptr;
++
++ size_t count = ChildCount();
++
++ // Find the first native menu item that is `owned` by a corresponding
++ // Gecko menuitem
++ for (size_t i = 0; i < count; ++i) {
++ if (ChildAt(i)->GetNativeData()) {
++ nextOwnedNativeChild = ChildAt(i)->GetNativeData();
++ break;
++ }
++ }
++
++ // Now iterate over all Gecko menuitems
++ for (size_t i = 0; i < count; ++i) {
++ nsMenuObject *child = ChildAt(i);
++
++ if (child->GetNativeData()) {
++ // This child already has a corresponding native menuitem.
++ // Remove all preceding orphaned native items. At this point, we
++ // modify the native menu structure.
++ while (nextNativeChild &&
++ nextNativeChild->data != nextOwnedNativeChild) {
++
++ DbusmenuMenuitem *data =
++ static_cast<DbusmenuMenuitem *>(nextNativeChild->data);
++ nextNativeChild = nextNativeChild->next;
++
++ MOZ_ALWAYS_TRUE(dbusmenu_menuitem_child_delete(GetNativeData(),
++ data));
++ }
++
++ if (nextNativeChild) {
++ nextNativeChild = nextNativeChild->next;
++ }
++
++ // Now find the next native menu item that is `owned`
++ nextOwnedNativeChild = nullptr;
++ for (size_t j = i + 1; j < count; ++j) {
++ if (ChildAt(j)->GetNativeData()) {
++ nextOwnedNativeChild = ChildAt(j)->GetNativeData();
++ break;
++ }
++ }
++ } else {
++ // This child is new, and doesn't have a native menu item. Find one!
++ if (nextNativeChild &&
++ nextNativeChild->data != nextOwnedNativeChild) {
++
++ DbusmenuMenuitem *data =
++ static_cast<DbusmenuMenuitem *>(nextNativeChild->data);
++
++ if (NS_SUCCEEDED(child->AdoptNativeData(data))) {
++ nextNativeChild = nextNativeChild->next;
++ }
++ }
++
++ // There wasn't a suitable one available, so create a new one.
++ // At this point, we modify the native menu structure.
++ if (!child->GetNativeData()) {
++ child->CreateNativeData();
++ MOZ_ALWAYS_TRUE(
++ dbusmenu_menuitem_child_add_position(GetNativeData(),
++ child->GetNativeData(),
++ i));
++ }
++ }
++ }
++
++ while (nextNativeChild) {
++ DbusmenuMenuitem *data =
++ static_cast<DbusmenuMenuitem *>(nextNativeChild->data);
++ nextNativeChild = nextNativeChild->next;
++
++ MOZ_ALWAYS_TRUE(dbusmenu_menuitem_child_delete(GetNativeData(), data));
++ }
++
++ MaybeAddPlaceholderItem();
++}
++
++nsMenu::nsMenu(nsMenuContainer *aParent, nsIContent *aContent) :
++ nsMenuContainer(aParent, aContent),
++ mNeedsRebuild(false),
++ mNeedsUpdate(false),
++ mPlaceholderItem(nullptr),
++ mPopupState(ePopupState_Closed),
++ mBatchedUpdateState(eBatchedUpdateState_Inactive)
++{
++ MOZ_COUNT_CTOR(nsMenu);
++}
++
++nsMenu::~nsMenu()
++{
++ if (IsInBatchedUpdate()) {
++ OnEndUpdates();
++ }
++
++ // Although nsTArray will take care of this in its destructor,
++ // we have to manually ensure children are removed from our native menu
++ // item, just in case our parent recycles us
++ while (ChildCount() > 0) {
++ RemoveChildAt(0);
++ }
++
++ EnsureNoPlaceholderItem();
++
++ if (DocListener() && mPopupContent) {
++ DocListener()->UnregisterForContentChanges(mPopupContent);
++ }
++
++ if (GetNativeData()) {
++ g_signal_handlers_disconnect_by_func(GetNativeData(),
++ FuncToGpointer(menu_event_cb),
++ this);
++ }
++
++ MOZ_COUNT_DTOR(nsMenu);
++}
++
++nsMenuObject::EType
++nsMenu::Type() const
++{
++ return eType_Menu;
++}
++
++bool
++nsMenu::IsBeingDisplayed() const
++{
++ return mPopupState == ePopupState_Open;
++}
++
++bool
++nsMenu::NeedsRebuild() const
++{
++ return mNeedsRebuild;
++}
++
++void
++nsMenu::OpenMenu()
++{
++ if (!CanOpen()) {
++ return;
++ }
++
++ if (mOpenDelayTimer) {
++ return;
++ }
++
++ // Here, we synchronously fire popupshowing and popupshown events and then
++ // open the menu after a short delay. This allows the menu to refresh before
++ // it's shown, and avoids an issue where keyboard focus is not on the first
++ // item of the history menu in Firefox when opening it with the keyboard,
++ // because extra items to appear at the top of the menu
++
++ OnOpen();
++
++ mOpenDelayTimer = do_CreateInstance(NS_TIMER_CONTRACTID);
++ if (!mOpenDelayTimer) {
++ return;
++ }
++
++ if (NS_FAILED(mOpenDelayTimer->InitWithNamedFuncCallback(DoOpenCallback,
++ this,
++ 100,
++ nsITimer::TYPE_ONE_SHOT,
++ "nsMenu::DoOpenCallback"))) {
++ mOpenDelayTimer = nullptr;
++ }
++}
++
++void
++nsMenu::OnClose()
++{
++ if (mPopupState == ePopupState_Closed) {
++ return;
++ }
++
++ MOZ_ASSERT(nsContentUtils::IsSafeToRunScript());
++
++ // We do this to avoid mutating our view of the menu until
++ // after we have finished
++ nsNativeMenuDocListener::BlockUpdatesScope updatesBlocker;
++
++ SetPopupState(ePopupState_Hiding);
++ DispatchMouseEvent(mPopupContent, eXULPopupHiding);
++
++ // Sigh, make sure all of our descendants are closed, as we don't
++ // always get closed events for submenus when scrubbing quickly through
++ // the menu
++ size_t count = ChildCount();
++ for (size_t i = 0; i < count; ++i) {
++ if (ChildAt(i)->Type() == nsMenuObject::eType_Menu) {
++ static_cast<nsMenu *>(ChildAt(i))->OnClose();
++ }
++ }
++
++ SetPopupState(ePopupState_Closed);
++ DispatchMouseEvent(mPopupContent, eXULPopupHidden);
++
++ ContentNode()->AsElement()->UnsetAttr(kNameSpaceID_None, nsGkAtoms::open,
++ true);
++}
++
+--- /dev/null
++++ b/widget/gtk/nsMenu.h
+@@ -0,0 +1,123 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#ifndef __nsMenu_h__
++#define __nsMenu_h__
++
++#include "mozilla/Attributes.h"
++#include "mozilla/UniquePtr.h"
++#include "nsCOMPtr.h"
++
++#include "nsDbusmenu.h"
++#include "nsMenuContainer.h"
++#include "nsMenuObject.h"
++
++#include <glib.h>
++
++class nsAtom;
++class nsIContent;
++class nsITimer;
++
++#define NSMENU_NUMBER_OF_POPUPSTATE_BITS 2U
++#define NSMENU_NUMBER_OF_FLAGS 4U
++
++// This class represents a menu
++class nsMenu final : public nsMenuContainer
++{
++public:
++ nsMenu(nsMenuContainer *aParent, nsIContent *aContent);
++ ~nsMenu();
++
++ nsMenuObject::EType Type() const override;
++
++ bool IsBeingDisplayed() const override;
++ bool NeedsRebuild() const override;
++
++ // Tell the desktop shell to display this menu
++ void OpenMenu();
++
++ // Normally called via the shell, but it's public so that child
++ // menuitems can do the shells work. Sigh....
++ void OnClose();
++
++private:
++ friend class nsMenuContentInsertedEvent;
++ friend class nsMenuContentRemovedEvent;
++
++ enum EPopupState {
++ ePopupState_Closed,
++ ePopupState_Showing,
++ ePopupState_Open,
++ ePopupState_Hiding
++ };
++
++ void SetPopupState(EPopupState aState);
++
++ static void DoOpenCallback(nsITimer *aTimer, void *aClosure);
++ static void menu_event_cb(DbusmenuMenuitem *menu,
++ const gchar *name,
++ GVariant *value,
++ guint timestamp,
++ gpointer user_data);
++
++ // We add a placeholder item to empty menus so that Unity actually treats
++ // us as a proper menu, rather than a menuitem without a submenu
++ void MaybeAddPlaceholderItem();
++
++ // Removes a placeholder item if it exists and asserts that this succeeds
++ void EnsureNoPlaceholderItem();
++
++ void OnOpen();
++ void Build();
++ void InitializePopup();
++ void RemoveChildAt(size_t aIndex);
++ void RemoveChild(nsIContent *aChild);
++ void InsertChildAfter(mozilla::UniquePtr<nsMenuObject> aChild,
++ nsIContent *aPrevSibling);
++ void AppendChild(mozilla::UniquePtr<nsMenuObject> aChild);
++ bool IsInBatchedUpdate() const;
++ void StructureMutated();
++ bool CanOpen() const;
++
++ void HandleContentInserted(nsIContent *aContainer,
++ nsIContent *aChild,
++ nsIContent *aPrevSibling);
++ void HandleContentRemoved(nsIContent *aContainer,
++ nsIContent *aChild);
++
++ void InitializeNativeData() override;
++ void Update(mozilla::ComputedStyle *aComputedStyle) override;
++ nsMenuObject::PropertyFlags SupportedProperties() const override;
++
++ void OnAttributeChanged(nsIContent *aContent, nsAtom *aAttribute) override;
++ void OnContentInserted(nsIContent *aContainer, nsIContent *aChild,
++ nsIContent *aPrevSibling) override;
++ void OnContentRemoved(nsIContent *aContainer, nsIContent *aChild) override;
++ void OnBeginUpdates(nsIContent *aContent) override;
++ void OnEndUpdates() override;
++
++ bool mNeedsRebuild;
++ bool mNeedsUpdate;
++
++ DbusmenuMenuitem *mPlaceholderItem;
++
++ EPopupState mPopupState;
++
++ enum EBatchedUpdateState {
++ eBatchedUpdateState_Inactive,
++ eBatchedUpdateState_Active,
++ eBatchedUpdateState_DidMutate
++ };
++
++ EBatchedUpdateState mBatchedUpdateState;
++
++ nsCOMPtr<nsIContent> mPopupContent;
++
++ nsCOMPtr<nsITimer> mOpenDelayTimer;
++};
++
++#endif /* __nsMenu_h__ */
+--- /dev/null
++++ b/widget/gtk/nsMenuBar.cpp
+@@ -0,0 +1,548 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#include "mozilla/Assertions.h"
++#include "mozilla/DebugOnly.h"
++#include "mozilla/dom/Document.h"
++#include "mozilla/dom/Element.h"
++#include "mozilla/dom/Event.h"
++#include "mozilla/dom/KeyboardEvent.h"
++#include "mozilla/dom/KeyboardEventBinding.h"
++#include "mozilla/Preferences.h"
++#include "nsContentUtils.h"
++#include "nsIDOMEventListener.h"
++#include "nsIRunnable.h"
++#include "nsIWidget.h"
++#include "nsTArray.h"
++#include "nsUnicharUtils.h"
++
++#include "nsMenu.h"
++#include "nsNativeMenuService.h"
++
++#include <gdk/gdk.h>
++#include <gdk/gdkx.h>
++#include <glib.h>
++#include <glib-object.h>
++
++#include "nsMenuBar.h"
++
++using namespace mozilla;
++
++static bool
++ShouldHandleKeyEvent(dom::KeyboardEvent *aEvent)
++{
++ return !aEvent->DefaultPrevented() && aEvent->IsTrusted();
++}
++
++class nsMenuBarContentInsertedEvent : public Runnable
++{
++public:
++ nsMenuBarContentInsertedEvent(nsMenuBar *aMenuBar,
++ nsIContent *aChild,
++ nsIContent *aPrevSibling) :
++ Runnable("nsMenuBarContentInsertedEvent"),
++ mWeakMenuBar(aMenuBar),
++ mChild(aChild),
++ mPrevSibling(aPrevSibling) { }
++
++ NS_IMETHODIMP Run()
++ {
++ if (!mWeakMenuBar) {
++ return NS_OK;
++ }
++
++ static_cast<nsMenuBar *>(mWeakMenuBar.get())->HandleContentInserted(mChild,
++ mPrevSibling);
++ return NS_OK;
++ }
++
++private:
++ nsWeakMenuObject mWeakMenuBar;
++
++ nsCOMPtr<nsIContent> mChild;
++ nsCOMPtr<nsIContent> mPrevSibling;
++};
++
++class nsMenuBarContentRemovedEvent : public Runnable
++{
++public:
++ nsMenuBarContentRemovedEvent(nsMenuBar *aMenuBar,
++ nsIContent *aChild) :
++ Runnable("nsMenuBarContentRemovedEvent"),
++ mWeakMenuBar(aMenuBar),
++ mChild(aChild) { }
++
++ NS_IMETHODIMP Run()
++ {
++ if (!mWeakMenuBar) {
++ return NS_OK;
++ }
++
++ static_cast<nsMenuBar *>(mWeakMenuBar.get())->HandleContentRemoved(mChild);
++ return NS_OK;
++ }
++
++private:
++ nsWeakMenuObject mWeakMenuBar;
++
++ nsCOMPtr<nsIContent> mChild;
++};
++
++class nsMenuBar::DocEventListener final : public nsIDOMEventListener
++{
++public:
++ NS_DECL_ISUPPORTS
++ NS_DECL_NSIDOMEVENTLISTENER
++
++ DocEventListener(nsMenuBar *aOwner) : mOwner(aOwner) { };
++
++private:
++ ~DocEventListener() { };
++
++ nsMenuBar *mOwner;
++};
++
++NS_IMPL_ISUPPORTS(nsMenuBar::DocEventListener, nsIDOMEventListener)
++
++NS_IMETHODIMP
++nsMenuBar::DocEventListener::HandleEvent(dom::Event *aEvent)
++{
++ nsAutoString type;
++ aEvent->GetType(type);
++
++ if (type.Equals(u"focus"_ns)) {
++ mOwner->Focus();
++ } else if (type.Equals(u"blur"_ns)) {
++ mOwner->Blur();
++ }
++
++ RefPtr<dom::KeyboardEvent> keyEvent = aEvent->AsKeyboardEvent();
++ if (!keyEvent) {
++ return NS_OK;
++ }
++
++ if (type.Equals(u"keypress"_ns)) {
++ return mOwner->Keypress(keyEvent);
++ } else if (type.Equals(u"keydown"_ns)) {
++ return mOwner->KeyDown(keyEvent);
++ } else if (type.Equals(u"keyup"_ns)) {
++ return mOwner->KeyUp(keyEvent);
++ }
++
++ return NS_OK;
++}
++
++nsMenuBar::nsMenuBar(nsIContent *aMenuBarNode) :
++ nsMenuContainer(new nsNativeMenuDocListener(aMenuBarNode), aMenuBarNode),
++ mTopLevel(nullptr),
++ mServer(nullptr),
++ mIsActive(false)
++{
++ MOZ_COUNT_CTOR(nsMenuBar);
++}
++
++nsresult
++nsMenuBar::Init(nsIWidget *aParent)
++{
++ MOZ_ASSERT(aParent);
++
++ GdkWindow *gdkWin = static_cast<GdkWindow *>(
++ aParent->GetNativeData(NS_NATIVE_WINDOW));
++ if (!gdkWin) {
++ return NS_ERROR_FAILURE;
++ }
++
++ gpointer user_data = nullptr;
++ gdk_window_get_user_data(gdkWin, &user_data);
++ if (!user_data || !GTK_IS_CONTAINER(user_data)) {
++ return NS_ERROR_FAILURE;
++ }
++
++ mTopLevel = gtk_widget_get_toplevel(GTK_WIDGET(user_data));
++ if (!mTopLevel) {
++ return NS_ERROR_FAILURE;
++ }
++
++ g_object_ref(mTopLevel);
++
++ nsAutoCString path;
++ path.Append("/com/canonical/menu/"_ns);
++ char xid[10];
++ sprintf(xid, "%X", static_cast<uint32_t>(
++ GDK_WINDOW_XID(gtk_widget_get_window(mTopLevel))));
++ path.Append(xid);
++
++ mServer = dbusmenu_server_new(path.get());
++ if (!mServer) {
++ return NS_ERROR_FAILURE;
++ }
++
++ CreateNativeData();
++ if (!GetNativeData()) {
++ return NS_ERROR_FAILURE;
++ }
++
++ dbusmenu_server_set_root(mServer, GetNativeData());
++
++ mEventListener = new DocEventListener(this);
++
++ mDocument = do_QueryInterface(ContentNode()->OwnerDoc());
++
++ mAccessKey = Preferences::GetInt("ui.key.menuAccessKey");
++ if (mAccessKey == dom::KeyboardEvent_Binding::DOM_VK_SHIFT) {
++ mAccessKeyMask = eModifierShift;
++ } else if (mAccessKey == dom::KeyboardEvent_Binding::DOM_VK_CONTROL) {
++ mAccessKeyMask = eModifierCtrl;
++ } else if (mAccessKey == dom::KeyboardEvent_Binding::DOM_VK_ALT) {
++ mAccessKeyMask = eModifierAlt;
++ } else if (mAccessKey == dom::KeyboardEvent_Binding::DOM_VK_META) {
++ mAccessKeyMask = eModifierMeta;
++ } else {
++ mAccessKeyMask = eModifierAlt;
++ }
++
++ return NS_OK;
++}
++
++void
++nsMenuBar::Build()
++{
++ uint32_t count = ContentNode()->GetChildCount();
++ for (uint32_t i = 0; i < count; ++i) {
++ nsIContent *childContent = ContentNode()->GetChildAt_Deprecated(i);
++
++ UniquePtr<nsMenuObject> child = CreateChild(childContent);
++
++ if (!child) {
++ continue;
++ }
++
++ AppendChild(std::move(child));
++ }
++}
++
++void
++nsMenuBar::DisconnectDocumentEventListeners()
++{
++ mDocument->RemoveEventListener(u"focus"_ns,
++ mEventListener,
++ true);
++ mDocument->RemoveEventListener(u"blur"_ns,
++ mEventListener,
++ true);
++ mDocument->RemoveEventListener(u"keypress"_ns,
++ mEventListener,
++ false);
++ mDocument->RemoveEventListener(u"keydown"_ns,
++ mEventListener,
++ false);
++ mDocument->RemoveEventListener(u"keyup"_ns,
++ mEventListener,
++ false);
++}
++
++void
++nsMenuBar::SetShellShowingMenuBar(bool aShowing)
++{
++ ContentNode()->OwnerDoc()->GetRootElement()->SetAttr(
++ kNameSpaceID_None, nsGkAtoms::shellshowingmenubar,
++ aShowing ? u"true"_ns : u"false"_ns,
++ true);
++}
++
++void
++nsMenuBar::Focus()
++{
++ ContentNode()->AsElement()->SetAttr(kNameSpaceID_None,
++ nsGkAtoms::openedwithkey,
++ u"false"_ns, true);
++}
++
++void
++nsMenuBar::Blur()
++{
++ // We do this here in case we lose focus before getting the
++ // keyup event, which leaves the menubar state looking like
++ // the alt key is stuck down
++ dbusmenu_server_set_status(mServer, DBUSMENU_STATUS_NORMAL);
++}
++
++nsMenuBar::ModifierFlags
++nsMenuBar::GetModifiersFromEvent(dom::KeyboardEvent *aEvent)
++{
++ ModifierFlags modifiers = static_cast<ModifierFlags>(0);
++
++ if (aEvent->AltKey()) {
++ modifiers = static_cast<ModifierFlags>(modifiers | eModifierAlt);
++ }
++
++ if (aEvent->ShiftKey()) {
++ modifiers = static_cast<ModifierFlags>(modifiers | eModifierShift);
++ }
++
++ if (aEvent->CtrlKey()) {
++ modifiers = static_cast<ModifierFlags>(modifiers | eModifierCtrl);
++ }
++
++ if (aEvent->MetaKey()) {
++ modifiers = static_cast<ModifierFlags>(modifiers | eModifierMeta);
++ }
++
++ return modifiers;
++}
++
++nsresult
++nsMenuBar::Keypress(dom::KeyboardEvent *aEvent)
++{
++ if (!ShouldHandleKeyEvent(aEvent)) {
++ return NS_OK;
++ }
++
++ ModifierFlags modifiers = GetModifiersFromEvent(aEvent);
++ if (((modifiers & mAccessKeyMask) == 0) ||
++ ((modifiers & ~mAccessKeyMask) != 0)) {
++ return NS_OK;
++ }
++
++ uint32_t charCode = aEvent->CharCode();
++ if (charCode == 0) {
++ return NS_OK;
++ }
++
++ char16_t ch = char16_t(charCode);
++ char16_t chl = ToLowerCase(ch);
++ char16_t chu = ToUpperCase(ch);
++
++ nsMenuObject *found = nullptr;
++ uint32_t count = ChildCount();
++ for (uint32_t i = 0; i < count; ++i) {
++ nsAutoString accesskey;
++ ChildAt(i)->ContentNode()->AsElement()->GetAttr(kNameSpaceID_None,
++ nsGkAtoms::accesskey,
++ accesskey);
++ const nsAutoString::char_type *key = accesskey.BeginReading();
++ if (*key == chu || *key == chl) {
++ found = ChildAt(i);
++ break;
++ }
++ }
++
++ if (!found || found->Type() != nsMenuObject::eType_Menu) {
++ return NS_OK;
++ }
++
++ ContentNode()->AsElement()->SetAttr(kNameSpaceID_None,
++ nsGkAtoms::openedwithkey,
++ u"true"_ns, true);
++ static_cast<nsMenu *>(found)->OpenMenu();
++
++ aEvent->StopPropagation();
++ aEvent->PreventDefault();
++
++ return NS_OK;
++}
++
++nsresult
++nsMenuBar::KeyDown(dom::KeyboardEvent *aEvent)
++{
++ if (!ShouldHandleKeyEvent(aEvent)) {
++ return NS_OK;
++ }
++
++ uint32_t keyCode = aEvent->KeyCode();
++ ModifierFlags modifiers = GetModifiersFromEvent(aEvent);
++ if ((keyCode != mAccessKey) || ((modifiers & ~mAccessKeyMask) != 0)) {
++ return NS_OK;
++ }
++
++ dbusmenu_server_set_status(mServer, DBUSMENU_STATUS_NOTICE);
++
++ return NS_OK;
++}
++
++nsresult
++nsMenuBar::KeyUp(dom::KeyboardEvent *aEvent)
++{
++ if (!ShouldHandleKeyEvent(aEvent)) {
++ return NS_OK;
++ }
++
++ uint32_t keyCode = aEvent->KeyCode();
++ if (keyCode == mAccessKey) {
++ dbusmenu_server_set_status(mServer, DBUSMENU_STATUS_NORMAL);
++ }
++
++ return NS_OK;
++}
++
++void
++nsMenuBar::HandleContentInserted(nsIContent *aChild, nsIContent *aPrevSibling)
++{
++ UniquePtr<nsMenuObject> child = CreateChild(aChild);
++
++ if (!child) {
++ return;
++ }
++
++ InsertChildAfter(std::move(child), aPrevSibling);
++}
++
++void
++nsMenuBar::HandleContentRemoved(nsIContent *aChild)
++{
++ RemoveChild(aChild);
++}
++
++void
++nsMenuBar::OnContentInserted(nsIContent *aContainer, nsIContent *aChild,
++ nsIContent *aPrevSibling)
++{
++ MOZ_ASSERT(aContainer == ContentNode(),
++ "Received an event that wasn't meant for us");
++
++ nsContentUtils::AddScriptRunner(
++ new nsMenuBarContentInsertedEvent(this, aChild, aPrevSibling));
++}
++
++void
++nsMenuBar::OnContentRemoved(nsIContent *aContainer, nsIContent *aChild)
++{
++ MOZ_ASSERT(aContainer == ContentNode(),
++ "Received an event that wasn't meant for us");
++
++ nsContentUtils::AddScriptRunner(
++ new nsMenuBarContentRemovedEvent(this, aChild));
++}
++
++nsMenuBar::~nsMenuBar()
++{
++ nsNativeMenuService *service = nsNativeMenuService::GetSingleton();
++ if (service) {
++ service->NotifyNativeMenuBarDestroyed(this);
++ }
++
++ if (ContentNode()) {
++ SetShellShowingMenuBar(false);
++ }
++
++ // We want to destroy all children before dropping our reference
++ // to the doc listener
++ while (ChildCount() > 0) {
++ RemoveChildAt(0);
++ }
++
++ if (mTopLevel) {
++ g_object_unref(mTopLevel);
++ }
++
++ if (DocListener()) {
++ DocListener()->Stop();
++ }
++
++ if (mDocument) {
++ DisconnectDocumentEventListeners();
++ }
++
++ if (mServer) {
++ g_object_unref(mServer);
++ }
++
++ MOZ_COUNT_DTOR(nsMenuBar);
++}
++
++/* static */ UniquePtr<nsMenuBar>
++nsMenuBar::Create(nsIWidget *aParent, nsIContent *aMenuBarNode)
++{
++ UniquePtr<nsMenuBar> menubar(new nsMenuBar(aMenuBarNode));
++ if (NS_FAILED(menubar->Init(aParent))) {
++ return nullptr;
++ }
++
++ return menubar;
++}
++
++nsMenuObject::EType
++nsMenuBar::Type() const
++{
++ return eType_MenuBar;
++}
++
++bool
++nsMenuBar::IsBeingDisplayed() const
++{
++ return true;
++}
++
++uint32_t
++nsMenuBar::WindowId() const
++{
++ return static_cast<uint32_t>(GDK_WINDOW_XID(gtk_widget_get_window(mTopLevel)));
++}
++
++nsCString
++nsMenuBar::ObjectPath() const
++{
++ gchar *tmp;
++ g_object_get(mServer, DBUSMENU_SERVER_PROP_DBUS_OBJECT, &tmp, NULL);
++
++ nsCString result;
++ result.Adopt(tmp);
++
++ return result;
++}
++
++void
++nsMenuBar::Activate()
++{
++ if (mIsActive) {
++ return;
++ }
++
++ mIsActive = true;
++
++ mDocument->AddEventListener(u"focus"_ns,
++ mEventListener,
++ true);
++ mDocument->AddEventListener(u"blur"_ns,
++ mEventListener,
++ true);
++ mDocument->AddEventListener(u"keypress"_ns,
++ mEventListener,
++ false);
++ mDocument->AddEventListener(u"keydown"_ns,
++ mEventListener,
++ false);
++ mDocument->AddEventListener(u"keyup"_ns,
++ mEventListener,
++ false);
++
++ // Clear this. Not sure if we really need to though
++ ContentNode()->AsElement()->SetAttr(kNameSpaceID_None,
++ nsGkAtoms::openedwithkey,
++ u"false"_ns, true);
++
++ DocListener()->Start();
++ Build();
++ SetShellShowingMenuBar(true);
++}
++
++void
++nsMenuBar::Deactivate()
++{
++ if (!mIsActive) {
++ return;
++ }
++
++ mIsActive = false;
++
++ SetShellShowingMenuBar(false);
++ while (ChildCount() > 0) {
++ RemoveChildAt(0);
++ }
++ DocListener()->Stop();
++ DisconnectDocumentEventListeners();
++}
+--- /dev/null
++++ b/widget/gtk/nsMenuBar.h
+@@ -0,0 +1,111 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#ifndef __nsMenuBar_h__
++#define __nsMenuBar_h__
++
++#include "mozilla/Attributes.h"
++#include "mozilla/UniquePtr.h"
++#include "nsCOMPtr.h"
++#include "nsString.h"
++
++#include "nsDbusmenu.h"
++#include "nsMenuContainer.h"
++#include "nsMenuObject.h"
++
++#include <gtk/gtk.h>
++
++class nsIContent;
++class nsIWidget;
++class nsMenuBarDocEventListener;
++
++namespace mozilla {
++namespace dom {
++class Document;
++class KeyboardEvent;
++}
++}
++
++/*
++ * The menubar class. There is one of these per window (and the window
++ * owns its menubar). Each menubar has an object path, and the service is
++ * responsible for telling the desktop shell which object path corresponds
++ * to a particular window. A menubar and its hierarchy also own a
++ * nsNativeMenuDocListener.
++ */
++class nsMenuBar final : public nsMenuContainer
++{
++public:
++ ~nsMenuBar() override;
++
++ static mozilla::UniquePtr<nsMenuBar> Create(nsIWidget *aParent,
++ nsIContent *aMenuBarNode);
++
++ nsMenuObject::EType Type() const override;
++
++ bool IsBeingDisplayed() const override;
++
++ // Get the native window ID for this menubar
++ uint32_t WindowId() const;
++
++ // Get the object path for this menubar
++ nsCString ObjectPath() const;
++
++ // Get the top-level GtkWindow handle
++ GtkWidget* TopLevelWindow() { return mTopLevel; }
++
++ // Called from the menuservice when the menubar is about to be registered.
++ // Causes the native menubar to be created, and the XUL menubar to be hidden
++ void Activate();
++
++ // Called from the menuservice when the menubar is no longer registered
++ // with the desktop shell. Will cause the XUL menubar to be shown again
++ void Deactivate();
++
++private:
++ class DocEventListener;
++ friend class nsMenuBarContentInsertedEvent;
++ friend class nsMenuBarContentRemovedEvent;
++
++ enum ModifierFlags {
++ eModifierShift = (1 << 0),
++ eModifierCtrl = (1 << 1),
++ eModifierAlt = (1 << 2),
++ eModifierMeta = (1 << 3)
++ };
++
++ nsMenuBar(nsIContent *aMenuBarNode);
++ nsresult Init(nsIWidget *aParent);
++ void Build();
++ void DisconnectDocumentEventListeners();
++ void SetShellShowingMenuBar(bool aShowing);
++ void Focus();
++ void Blur();
++ ModifierFlags GetModifiersFromEvent(mozilla::dom::KeyboardEvent *aEvent);
++ nsresult Keypress(mozilla::dom::KeyboardEvent *aEvent);
++ nsresult KeyDown(mozilla::dom::KeyboardEvent *aEvent);
++ nsresult KeyUp(mozilla::dom::KeyboardEvent *aEvent);
++
++ void HandleContentInserted(nsIContent *aChild,
++ nsIContent *aPrevSibling);
++ void HandleContentRemoved(nsIContent *aChild);
++
++ void OnContentInserted(nsIContent *aContainer, nsIContent *aChild,
++ nsIContent *aPrevSibling) override;
++ void OnContentRemoved(nsIContent *aContainer, nsIContent *aChild) override;
++
++ GtkWidget *mTopLevel;
++ DbusmenuServer *mServer;
++ nsCOMPtr<mozilla::dom::Document> mDocument;
++ RefPtr<DocEventListener> mEventListener;
++
++ uint32_t mAccessKey;
++ ModifierFlags mAccessKeyMask;
++ bool mIsActive;
++};
++
++#endif /* __nsMenuBar_h__ */
+--- /dev/null
++++ b/widget/gtk/nsMenuContainer.cpp
+@@ -0,0 +1,170 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#include "mozilla/DebugOnly.h"
++#include "nsGkAtoms.h"
++#include "nsIContent.h"
++
++#include "nsDbusmenu.h"
++#include "nsMenu.h"
++#include "nsMenuItem.h"
++#include "nsMenuSeparator.h"
++
++#include "nsMenuContainer.h"
++
++using namespace mozilla;
++
++const nsMenuContainer::ChildTArray::index_type nsMenuContainer::NoIndex = nsMenuContainer::ChildTArray::NoIndex;
++
++typedef UniquePtr<nsMenuObject> (*nsMenuObjectConstructor)(nsMenuContainer*,
++ nsIContent*);
++
++template<class T>
++static UniquePtr<nsMenuObject> CreateMenuObject(nsMenuContainer *aContainer,
++ nsIContent *aContent)
++{
++ return UniquePtr<T>(new T(aContainer, aContent));
++}
++
++static nsMenuObjectConstructor
++GetMenuObjectConstructor(nsIContent *aContent)
++{
++ if (aContent->IsXULElement(nsGkAtoms::menuitem)) {
++ return CreateMenuObject<nsMenuItem>;
++ } else if (aContent->IsXULElement(nsGkAtoms::menu)) {
++ return CreateMenuObject<nsMenu>;
++ } else if (aContent->IsXULElement(nsGkAtoms::menuseparator)) {
++ return CreateMenuObject<nsMenuSeparator>;
++ }
++
++ return nullptr;
++}
++
++static bool
++ContentIsSupported(nsIContent *aContent)
++{
++ return GetMenuObjectConstructor(aContent) ? true : false;
++}
++
++nsMenuContainer::nsMenuContainer(nsMenuContainer *aParent,
++ nsIContent *aContent) :
++ nsMenuObject(aParent, aContent)
++{
++}
++
++nsMenuContainer::nsMenuContainer(nsNativeMenuDocListener *aListener,
++ nsIContent *aContent) :
++ nsMenuObject(aListener, aContent)
++{
++}
++
++UniquePtr<nsMenuObject>
++nsMenuContainer::CreateChild(nsIContent *aContent)
++{
++ nsMenuObjectConstructor ctor = GetMenuObjectConstructor(aContent);
++ if (!ctor) {
++ // There are plenty of node types we might stumble across that
++ // aren't supported
++ return nullptr;
++ }
++
++ UniquePtr<nsMenuObject> res = ctor(this, aContent);
++ return res;
++}
++
++size_t
++nsMenuContainer::IndexOf(nsIContent *aChild) const
++{
++ if (!aChild) {
++ return NoIndex;
++ }
++
++ size_t count = ChildCount();
++ for (size_t i = 0; i < count; ++i) {
++ if (ChildAt(i)->ContentNode() == aChild) {
++ return i;
++ }
++ }
++
++ return NoIndex;
++}
++
++void
++nsMenuContainer::RemoveChildAt(size_t aIndex, bool aUpdateNative)
++{
++ MOZ_ASSERT(aIndex < ChildCount());
++
++ if (aUpdateNative) {
++ MOZ_ALWAYS_TRUE(
++ dbusmenu_menuitem_child_delete(GetNativeData(),
++ ChildAt(aIndex)->GetNativeData()));
++ }
++
++ mChildren.RemoveElementAt(aIndex);
++}
++
++void
++nsMenuContainer::RemoveChild(nsIContent *aChild, bool aUpdateNative)
++{
++ size_t index = IndexOf(aChild);
++ if (index == NoIndex) {
++ return;
++ }
++
++ RemoveChildAt(index, aUpdateNative);
++}
++
++void
++nsMenuContainer::InsertChildAfter(UniquePtr<nsMenuObject> aChild,
++ nsIContent *aPrevSibling,
++ bool aUpdateNative)
++{
++ size_t index = IndexOf(aPrevSibling);
++ MOZ_ASSERT(!aPrevSibling || index != NoIndex);
++
++ ++index;
++
++ if (aUpdateNative) {
++ aChild->CreateNativeData();
++ MOZ_ALWAYS_TRUE(
++ dbusmenu_menuitem_child_add_position(GetNativeData(),
++ aChild->GetNativeData(),
++ index));
++ }
++
++ mChildren.InsertElementAt(index, std::move(aChild));
++}
++
++void
++nsMenuContainer::AppendChild(UniquePtr<nsMenuObject> aChild,
++ bool aUpdateNative)
++{
++ if (aUpdateNative) {
++ aChild->CreateNativeData();
++ MOZ_ALWAYS_TRUE(
++ dbusmenu_menuitem_child_append(GetNativeData(),
++ aChild->GetNativeData()));
++ }
++
++ mChildren.AppendElement(std::move(aChild));
++}
++
++bool
++nsMenuContainer::NeedsRebuild() const
++{
++ return false;
++}
++
++/* static */ nsIContent*
++nsMenuContainer::GetPreviousSupportedSibling(nsIContent *aContent)
++{
++ do {
++ aContent = aContent->GetPreviousSibling();
++ } while (aContent && !ContentIsSupported(aContent));
++
++ return aContent;
++}
+--- /dev/null
++++ b/widget/gtk/nsMenuContainer.h
+@@ -0,0 +1,70 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#ifndef __nsMenuContainer_h__
++#define __nsMenuContainer_h__
++
++#include "mozilla/UniquePtr.h"
++#include "nsTArray.h"
++
++#include "nsMenuObject.h"
++
++class nsIContent;
++class nsNativeMenuDocListener;
++
++// Base class for containers (menus and menubars)
++class nsMenuContainer : public nsMenuObject
++{
++public:
++ typedef nsTArray<mozilla::UniquePtr<nsMenuObject> > ChildTArray;
++
++ // Determine if this container is being displayed on screen. Must be
++ // implemented by subclasses. Must return true if the container is
++ // in the fully open state, or false otherwise
++ virtual bool IsBeingDisplayed() const = 0;
++
++ // Determine if this container will be rebuilt the next time it opens.
++ // Returns false by default but can be overridden by subclasses
++ virtual bool NeedsRebuild() const;
++
++ // Return the first previous sibling that is of a type supported by the
++ // menu system
++ static nsIContent* GetPreviousSupportedSibling(nsIContent *aContent);
++
++ static const ChildTArray::index_type NoIndex;
++
++protected:
++ nsMenuContainer(nsMenuContainer *aParent, nsIContent *aContent);
++ nsMenuContainer(nsNativeMenuDocListener *aListener, nsIContent *aContent);
++
++ // Create a new child element for the specified content node
++ mozilla::UniquePtr<nsMenuObject> CreateChild(nsIContent *aContent);
++
++ // Return the index of the child for the specified content node
++ size_t IndexOf(nsIContent *aChild) const;
++
++ size_t ChildCount() const { return mChildren.Length(); }
++ nsMenuObject* ChildAt(size_t aIndex) const { return mChildren[aIndex].get(); }
++
++ void RemoveChildAt(size_t aIndex, bool aUpdateNative = true);
++
++ // Remove the child that owns the specified content node
++ void RemoveChild(nsIContent *aChild, bool aUpdateNative = true);
++
++ // Insert a new child after the child that owns the specified content node
++ void InsertChildAfter(mozilla::UniquePtr<nsMenuObject> aChild,
++ nsIContent *aPrevSibling,
++ bool aUpdateNative = true);
++
++ void AppendChild(mozilla::UniquePtr<nsMenuObject> aChild,
++ bool aUpdateNative = true);
++
++private:
++ ChildTArray mChildren;
++};
++
++#endif /* __nsMenuContainer_h__ */
+--- /dev/null
++++ b/widget/gtk/nsMenuItem.cpp
+@@ -0,0 +1,766 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#include "mozilla/ArrayUtils.h"
++#include "mozilla/Assertions.h"
++#include "mozilla/dom/Document.h"
++#include "mozilla/dom/Element.h"
++#include "mozilla/dom/KeyboardEventBinding.h"
++#include "mozilla/dom/XULCommandEvent.h"
++#include "mozilla/Preferences.h"
++#include "mozilla/TextEvents.h"
++#include "nsContentUtils.h"
++#include "nsCRT.h"
++#include "nsGkAtoms.h"
++#include "nsGlobalWindowInner.h"
++#include "nsGtkUtils.h"
++#include "nsIContent.h"
++#include "nsIRunnable.h"
++#include "nsQueryObject.h"
++#include "nsReadableUtils.h"
++#include "nsString.h"
++#include "nsThreadUtils.h"
++
++#include "nsMenu.h"
++#include "nsMenuBar.h"
++#include "nsMenuContainer.h"
++#include "nsNativeMenuDocListener.h"
++
++#include <gdk/gdk.h>
++#include <gdk/gdkkeysyms.h>
++#include <gdk/gdkkeysyms-compat.h>
++#include <gdk/gdkx.h>
++#include <gtk/gtk.h>
++
++#include "nsMenuItem.h"
++
++using namespace mozilla;
++
++struct KeyCodeData {
++ const char* str;
++ size_t strlength;
++ uint32_t keycode;
++};
++
++static struct KeyCodeData gKeyCodes[] = {
++#define NS_DEFINE_VK(aDOMKeyName, aDOMKeyCode) \
++ { #aDOMKeyName, sizeof(#aDOMKeyName) - 1, aDOMKeyCode },
++#include "mozilla/VirtualKeyCodeList.h"
++#undef NS_DEFINE_VK
++ { nullptr, 0, 0 }
++};
++
++struct KeyPair {
++ uint32_t DOMKeyCode;
++ guint GDKKeyval;
++};
++
++//
++// Netscape keycodes are defined in widget/public/nsGUIEvent.h
++// GTK keycodes are defined in <gdk/gdkkeysyms.h>
++//
++static const KeyPair gKeyPairs[] = {
++ { NS_VK_CANCEL, GDK_Cancel },
++ { NS_VK_BACK, GDK_BackSpace },
++ { NS_VK_TAB, GDK_Tab },
++ { NS_VK_TAB, GDK_ISO_Left_Tab },
++ { NS_VK_CLEAR, GDK_Clear },
++ { NS_VK_RETURN, GDK_Return },
++ { NS_VK_SHIFT, GDK_Shift_L },
++ { NS_VK_SHIFT, GDK_Shift_R },
++ { NS_VK_SHIFT, GDK_Shift_Lock },
++ { NS_VK_CONTROL, GDK_Control_L },
++ { NS_VK_CONTROL, GDK_Control_R },
++ { NS_VK_ALT, GDK_Alt_L },
++ { NS_VK_ALT, GDK_Alt_R },
++ { NS_VK_META, GDK_Meta_L },
++ { NS_VK_META, GDK_Meta_R },
++
++ // Assume that Super or Hyper is always mapped to physical Win key.
++ { NS_VK_WIN, GDK_Super_L },
++ { NS_VK_WIN, GDK_Super_R },
++ { NS_VK_WIN, GDK_Hyper_L },
++ { NS_VK_WIN, GDK_Hyper_R },
++
++ // GTK's AltGraph key is similar to Mac's Option (Alt) key. However,
++ // unfortunately, browsers on Mac are using NS_VK_ALT for it even though
++ // it's really different from Alt key on Windows.
++ // On the other hand, GTK's AltGrapsh keys are really different from
++ // Alt key. However, there is no AltGrapsh key on Windows. On Windows,
++ // both Ctrl and Alt keys are pressed internally when AltGr key is pressed.
++ // For some languages' users, AltGraph key is important, so, web
++ // applications on such locale may want to know AltGraph key press.
++ // Therefore, we should map AltGr keycode for them only on GTK.
++ { NS_VK_ALTGR, GDK_ISO_Level3_Shift },
++ { NS_VK_ALTGR, GDK_ISO_Level5_Shift },
++ // We assume that Mode_switch is always used for level3 shift.
++ { NS_VK_ALTGR, GDK_Mode_switch },
++
++ { NS_VK_PAUSE, GDK_Pause },
++ { NS_VK_CAPS_LOCK, GDK_Caps_Lock },
++ { NS_VK_KANA, GDK_Kana_Lock },
++ { NS_VK_KANA, GDK_Kana_Shift },
++ { NS_VK_HANGUL, GDK_Hangul },
++ // { NS_VK_JUNJA, GDK_XXX },
++ // { NS_VK_FINAL, GDK_XXX },
++ { NS_VK_HANJA, GDK_Hangul_Hanja },
++ { NS_VK_KANJI, GDK_Kanji },
++ { NS_VK_ESCAPE, GDK_Escape },
++ { NS_VK_CONVERT, GDK_Henkan },
++ { NS_VK_NONCONVERT, GDK_Muhenkan },
++ // { NS_VK_ACCEPT, GDK_XXX },
++ // { NS_VK_MODECHANGE, GDK_XXX },
++ { NS_VK_SPACE, GDK_space },
++ { NS_VK_PAGE_UP, GDK_Page_Up },
++ { NS_VK_PAGE_DOWN, GDK_Page_Down },
++ { NS_VK_END, GDK_End },
++ { NS_VK_HOME, GDK_Home },
++ { NS_VK_LEFT, GDK_Left },
++ { NS_VK_UP, GDK_Up },
++ { NS_VK_RIGHT, GDK_Right },
++ { NS_VK_DOWN, GDK_Down },
++ { NS_VK_SELECT, GDK_Select },
++ { NS_VK_PRINT, GDK_Print },
++ { NS_VK_EXECUTE, GDK_Execute },
++ { NS_VK_PRINTSCREEN, GDK_Print },
++ { NS_VK_INSERT, GDK_Insert },
++ { NS_VK_DELETE, GDK_Delete },
++ { NS_VK_HELP, GDK_Help },
++
++ // keypad keys
++ { NS_VK_LEFT, GDK_KP_Left },
++ { NS_VK_RIGHT, GDK_KP_Right },
++ { NS_VK_UP, GDK_KP_Up },
++ { NS_VK_DOWN, GDK_KP_Down },
++ { NS_VK_PAGE_UP, GDK_KP_Page_Up },
++ // Not sure what these are
++ //{ NS_VK_, GDK_KP_Prior },
++ //{ NS_VK_, GDK_KP_Next },
++ { NS_VK_CLEAR, GDK_KP_Begin }, // Num-unlocked 5
++ { NS_VK_PAGE_DOWN, GDK_KP_Page_Down },
++ { NS_VK_HOME, GDK_KP_Home },
++ { NS_VK_END, GDK_KP_End },
++ { NS_VK_INSERT, GDK_KP_Insert },
++ { NS_VK_DELETE, GDK_KP_Delete },
++ { NS_VK_RETURN, GDK_KP_Enter },
++
++ { NS_VK_NUM_LOCK, GDK_Num_Lock },
++ { NS_VK_SCROLL_LOCK,GDK_Scroll_Lock },
++
++ // Function keys
++ { NS_VK_F1, GDK_F1 },
++ { NS_VK_F2, GDK_F2 },
++ { NS_VK_F3, GDK_F3 },
++ { NS_VK_F4, GDK_F4 },
++ { NS_VK_F5, GDK_F5 },
++ { NS_VK_F6, GDK_F6 },
++ { NS_VK_F7, GDK_F7 },
++ { NS_VK_F8, GDK_F8 },
++ { NS_VK_F9, GDK_F9 },
++ { NS_VK_F10, GDK_F10 },
++ { NS_VK_F11, GDK_F11 },
++ { NS_VK_F12, GDK_F12 },
++ { NS_VK_F13, GDK_F13 },
++ { NS_VK_F14, GDK_F14 },
++ { NS_VK_F15, GDK_F15 },
++ { NS_VK_F16, GDK_F16 },
++ { NS_VK_F17, GDK_F17 },
++ { NS_VK_F18, GDK_F18 },
++ { NS_VK_F19, GDK_F19 },
++ { NS_VK_F20, GDK_F20 },
++ { NS_VK_F21, GDK_F21 },
++ { NS_VK_F22, GDK_F22 },
++ { NS_VK_F23, GDK_F23 },
++ { NS_VK_F24, GDK_F24 },
++
++ // context menu key, keysym 0xff67, typically keycode 117 on 105-key (Microsoft)
++ // x86 keyboards, located between right 'Windows' key and right Ctrl key
++ { NS_VK_CONTEXT_MENU, GDK_Menu },
++ { NS_VK_SLEEP, GDK_Sleep },
++
++ { NS_VK_ATTN, GDK_3270_Attn },
++ { NS_VK_CRSEL, GDK_3270_CursorSelect },
++ { NS_VK_EXSEL, GDK_3270_ExSelect },
++ { NS_VK_EREOF, GDK_3270_EraseEOF },
++ { NS_VK_PLAY, GDK_3270_Play },
++ //{ NS_VK_ZOOM, GDK_XXX },
++ { NS_VK_PA1, GDK_3270_PA1 },
++};
++
++static guint
++ConvertGeckoKeyNameToGDKKeyval(nsAString& aKeyName)
++{
++ NS_ConvertUTF16toUTF8 keyName(aKeyName);
++ ToUpperCase(keyName); // We want case-insensitive comparison with data
++ // stored as uppercase.
++
++ uint32_t keyCode = 0;
++
++ uint32_t keyNameLength = keyName.Length();
++ const char* keyNameStr = keyName.get();
++ for (uint16_t i = 0; i < ArrayLength(gKeyCodes); ++i) {
++ if (keyNameLength == gKeyCodes[i].strlength &&
++ !nsCRT::strcmp(gKeyCodes[i].str, keyNameStr)) {
++ keyCode = gKeyCodes[i].keycode;
++ break;
++ }
++ }
++
++ // First, try to handle alphanumeric input, not listed in nsKeycodes:
++ // most likely, more letters will be getting typed in than things in
++ // the key list, so we will look through these first.
++
++ if (keyCode >= NS_VK_A && keyCode <= NS_VK_Z) {
++ // gdk and DOM both use the ASCII codes for these keys.
++ return keyCode;
++ }
++
++ // numbers
++ if (keyCode >= NS_VK_0 && keyCode <= NS_VK_9) {
++ // gdk and DOM both use the ASCII codes for these keys.
++ return keyCode - NS_VK_0 + GDK_0;
++ }
++
++ switch (keyCode) {
++ // keys in numpad
++ case NS_VK_MULTIPLY: return GDK_KP_Multiply;
++ case NS_VK_ADD: return GDK_KP_Add;
++ case NS_VK_SEPARATOR: return GDK_KP_Separator;
++ case NS_VK_SUBTRACT: return GDK_KP_Subtract;
++ case NS_VK_DECIMAL: return GDK_KP_Decimal;
++ case NS_VK_DIVIDE: return GDK_KP_Divide;
++ case NS_VK_NUMPAD0: return GDK_KP_0;
++ case NS_VK_NUMPAD1: return GDK_KP_1;
++ case NS_VK_NUMPAD2: return GDK_KP_2;
++ case NS_VK_NUMPAD3: return GDK_KP_3;
++ case NS_VK_NUMPAD4: return GDK_KP_4;
++ case NS_VK_NUMPAD5: return GDK_KP_5;
++ case NS_VK_NUMPAD6: return GDK_KP_6;
++ case NS_VK_NUMPAD7: return GDK_KP_7;
++ case NS_VK_NUMPAD8: return GDK_KP_8;
++ case NS_VK_NUMPAD9: return GDK_KP_9;
++ // other prinable keys
++ case NS_VK_SPACE: return GDK_space;
++ case NS_VK_COLON: return GDK_colon;
++ case NS_VK_SEMICOLON: return GDK_semicolon;
++ case NS_VK_LESS_THAN: return GDK_less;
++ case NS_VK_EQUALS: return GDK_equal;
++ case NS_VK_GREATER_THAN: return GDK_greater;
++ case NS_VK_QUESTION_MARK: return GDK_question;
++ case NS_VK_AT: return GDK_at;
++ case NS_VK_CIRCUMFLEX: return GDK_asciicircum;
++ case NS_VK_EXCLAMATION: return GDK_exclam;
++ case NS_VK_DOUBLE_QUOTE: return GDK_quotedbl;
++ case NS_VK_HASH: return GDK_numbersign;
++ case NS_VK_DOLLAR: return GDK_dollar;
++ case NS_VK_PERCENT: return GDK_percent;
++ case NS_VK_AMPERSAND: return GDK_ampersand;
++ case NS_VK_UNDERSCORE: return GDK_underscore;
++ case NS_VK_OPEN_PAREN: return GDK_parenleft;
++ case NS_VK_CLOSE_PAREN: return GDK_parenright;
++ case NS_VK_ASTERISK: return GDK_asterisk;
++ case NS_VK_PLUS: return GDK_plus;
++ case NS_VK_PIPE: return GDK_bar;
++ case NS_VK_HYPHEN_MINUS: return GDK_minus;
++ case NS_VK_OPEN_CURLY_BRACKET: return GDK_braceleft;
++ case NS_VK_CLOSE_CURLY_BRACKET: return GDK_braceright;
++ case NS_VK_TILDE: return GDK_asciitilde;
++ case NS_VK_COMMA: return GDK_comma;
++ case NS_VK_PERIOD: return GDK_period;
++ case NS_VK_SLASH: return GDK_slash;
++ case NS_VK_BACK_QUOTE: return GDK_grave;
++ case NS_VK_OPEN_BRACKET: return GDK_bracketleft;
++ case NS_VK_BACK_SLASH: return GDK_backslash;
++ case NS_VK_CLOSE_BRACKET: return GDK_bracketright;
++ case NS_VK_QUOTE: return GDK_apostrophe;
++ }
++
++ // misc other things
++ for (uint32_t i = 0; i < ArrayLength(gKeyPairs); ++i) {
++ if (gKeyPairs[i].DOMKeyCode == keyCode) {
++ return gKeyPairs[i].GDKKeyval;
++ }
++ }
++
++ return 0;
++}
++
++class nsMenuItemUncheckSiblingsRunnable final : public Runnable
++{
++public:
++ NS_IMETHODIMP Run()
++ {
++ if (mMenuItem) {
++ static_cast<nsMenuItem *>(mMenuItem.get())->UncheckSiblings();
++ }
++ return NS_OK;
++ }
++
++ nsMenuItemUncheckSiblingsRunnable(nsMenuItem *aMenuItem) :
++ Runnable("nsMenuItemUncheckSiblingsRunnable"),
++ mMenuItem(aMenuItem) { };
++
++private:
++ nsWeakMenuObject mMenuItem;
++};
++
++bool
++nsMenuItem::IsCheckboxOrRadioItem() const
++{
++ return mType == eMenuItemType_Radio ||
++ mType == eMenuItemType_CheckBox;
++}
++
++/* static */ void
++nsMenuItem::item_activated_cb(DbusmenuMenuitem *menuitem,
++ guint timestamp,
++ gpointer user_data)
++{
++ nsMenuItem *item = static_cast<nsMenuItem *>(user_data);
++ item->Activate(timestamp);
++}
++
++void
++nsMenuItem::Activate(uint32_t aTimestamp)
++{
++ GdkWindow *window = gtk_widget_get_window(MenuBar()->TopLevelWindow());
++ gdk_x11_window_set_user_time(
++ window, std::min(aTimestamp, gdk_x11_get_server_time(window)));
++
++ // We do this to avoid mutating our view of the menu until
++ // after we have finished
++ nsNativeMenuDocListener::BlockUpdatesScope updatesBlocker;
++
++ if (!ContentNode()->AsElement()->AttrValueIs(kNameSpaceID_None,
++ nsGkAtoms::autocheck,
++ nsGkAtoms::_false,
++ eCaseMatters) &&
++ (mType == eMenuItemType_CheckBox ||
++ (mType == eMenuItemType_Radio && !mIsChecked))) {
++ ContentNode()->AsElement()->SetAttr(kNameSpaceID_None,
++ nsGkAtoms::checked,
++ mIsChecked ?
++ u"false"_ns
++ : u"true"_ns,
++ true);
++ }
++
++ dom::Document *doc = ContentNode()->OwnerDoc();
++ ErrorResult rv;
++ RefPtr<dom::Event> event =
++ doc->CreateEvent(u"xulcommandevent"_ns,
++ dom::CallerType::System, rv);
++ if (!rv.Failed()) {
++ RefPtr<dom::XULCommandEvent> command = event->AsXULCommandEvent();
++ if (command) {
++ command->InitCommandEvent(u"command"_ns, true, true,
++ nsGlobalWindowInner::Cast(doc->GetInnerWindow()),
++ 0, false, false, false, false, nullptr, 0, rv);
++ if (!rv.Failed()) {
++ event->SetTrusted(true);
++ ContentNode()->DispatchEvent(*event, rv);
++ if (rv.Failed()) {
++ NS_WARNING("Failed to dispatch event");
++ rv.SuppressException();
++ }
++ } else {
++ NS_WARNING("Failed to initialize command event");
++ rv.SuppressException();
++ }
++ }
++ } else {
++ NS_WARNING("CreateEvent failed");
++ rv.SuppressException();
++ }
++
++ // This kinda sucks, but Unity doesn't send a closed event
++ // after activating a menuitem
++ nsMenuObject *ancestor = Parent();
++ while (ancestor && ancestor->Type() == eType_Menu) {
++ static_cast<nsMenu *>(ancestor)->OnClose();
++ ancestor = ancestor->Parent();
++ }
++}
++
++void
++nsMenuItem::CopyAttrFromNodeIfExists(nsIContent *aContent, nsAtom *aAttribute)
++{
++ nsAutoString value;
++ if (aContent->AsElement()->GetAttr(kNameSpaceID_None, aAttribute, value)) {
++ ContentNode()->AsElement()->SetAttr(kNameSpaceID_None, aAttribute,
++ value, true);
++ }
++}
++
++void
++nsMenuItem::UpdateState()
++{
++ if (!IsCheckboxOrRadioItem()) {
++ return;
++ }
++
++ mIsChecked = ContentNode()->AsElement()->AttrValueIs(kNameSpaceID_None,
++ nsGkAtoms::checked,
++ nsGkAtoms::_true,
++ eCaseMatters);
++ dbusmenu_menuitem_property_set_int(GetNativeData(),
++ DBUSMENU_MENUITEM_PROP_TOGGLE_STATE,
++ mIsChecked ?
++ DBUSMENU_MENUITEM_TOGGLE_STATE_CHECKED :
++ DBUSMENU_MENUITEM_TOGGLE_STATE_UNCHECKED);
++}
++
++void
++nsMenuItem::UpdateTypeAndState()
++{
++ static mozilla::dom::Element::AttrValuesArray attrs[] =
++ { nsGkAtoms::checkbox, nsGkAtoms::radio, nullptr };
++ int32_t type = ContentNode()->AsElement()->FindAttrValueIn(kNameSpaceID_None,
++ nsGkAtoms::type,
++ attrs, eCaseMatters);
++
++ if (type >= 0 && type < 2) {
++ if (type == 0) {
++ dbusmenu_menuitem_property_set(GetNativeData(),
++ DBUSMENU_MENUITEM_PROP_TOGGLE_TYPE,
++ DBUSMENU_MENUITEM_TOGGLE_CHECK);
++ mType = eMenuItemType_CheckBox;
++ } else if (type == 1) {
++ dbusmenu_menuitem_property_set(GetNativeData(),
++ DBUSMENU_MENUITEM_PROP_TOGGLE_TYPE,
++ DBUSMENU_MENUITEM_TOGGLE_RADIO);
++ mType = eMenuItemType_Radio;
++ }
++
++ UpdateState();
++ } else {
++ dbusmenu_menuitem_property_remove(GetNativeData(),
++ DBUSMENU_MENUITEM_PROP_TOGGLE_TYPE);
++ dbusmenu_menuitem_property_remove(GetNativeData(),
++ DBUSMENU_MENUITEM_PROP_TOGGLE_STATE);
++ mType = eMenuItemType_Normal;
++ }
++}
++
++void
++nsMenuItem::UpdateAccel()
++{
++ dom::Document *doc = ContentNode()->GetUncomposedDoc();
++ if (doc) {
++ nsCOMPtr<nsIContent> oldKeyContent;
++ oldKeyContent.swap(mKeyContent);
++
++ nsAutoString key;
++ ContentNode()->AsElement()->GetAttr(kNameSpaceID_None, nsGkAtoms::key,
++ key);
++ if (!key.IsEmpty()) {
++ mKeyContent = doc->GetElementById(key);
++ }
++
++ if (mKeyContent != oldKeyContent) {
++ if (oldKeyContent) {
++ DocListener()->UnregisterForContentChanges(oldKeyContent);
++ }
++ if (mKeyContent) {
++ DocListener()->RegisterForContentChanges(mKeyContent, this);
++ }
++ }
++ }
++
++ if (!mKeyContent) {
++ dbusmenu_menuitem_property_remove(GetNativeData(),
++ DBUSMENU_MENUITEM_PROP_SHORTCUT);
++ return;
++ }
++
++ nsAutoString modifiers;
++ mKeyContent->AsElement()->GetAttr(kNameSpaceID_None, nsGkAtoms::modifiers,
++ modifiers);
++
++ uint32_t modifier = 0;
++
++ if (!modifiers.IsEmpty()) {
++ char* str = ToNewUTF8String(modifiers);
++ char *token = strtok(str, ", \t");
++ while(token) {
++ if (nsCRT::strcmp(token, "shift") == 0) {
++ modifier |= GDK_SHIFT_MASK;
++ } else if (nsCRT::strcmp(token, "alt") == 0) {
++ modifier |= GDK_MOD1_MASK;
++ } else if (nsCRT::strcmp(token, "meta") == 0) {
++ modifier |= GDK_META_MASK;
++ } else if (nsCRT::strcmp(token, "control") == 0) {
++ modifier |= GDK_CONTROL_MASK;
++ } else if (nsCRT::strcmp(token, "accel") == 0) {
++ int32_t accel = Preferences::GetInt("ui.key.accelKey");
++ if (accel == dom::KeyboardEvent_Binding::DOM_VK_META) {
++ modifier |= GDK_META_MASK;
++ } else if (accel == dom::KeyboardEvent_Binding::DOM_VK_ALT) {
++ modifier |= GDK_MOD1_MASK;
++ } else {
++ modifier |= GDK_CONTROL_MASK;
++ }
++ }
++
++ token = strtok(nullptr, ", \t");
++ }
++
++ free(str);
++ }
++
++ nsAutoString keyStr;
++ mKeyContent->AsElement()->GetAttr(kNameSpaceID_None, nsGkAtoms::key,
++ keyStr);
++
++ guint key = 0;
++ if (!keyStr.IsEmpty()) {
++ key = gdk_unicode_to_keyval(*keyStr.BeginReading());
++ }
++
++ if (key == 0) {
++ mKeyContent->AsElement()->GetAttr(kNameSpaceID_None,
++ nsGkAtoms::keycode, keyStr);
++ if (!keyStr.IsEmpty()) {
++ key = ConvertGeckoKeyNameToGDKKeyval(keyStr);
++ }
++ }
++
++ if (key == 0) {
++ key = GDK_VoidSymbol;
++ }
++
++ if (key != GDK_VoidSymbol) {
++ dbusmenu_menuitem_property_set_shortcut(GetNativeData(), key,
++ static_cast<GdkModifierType>(modifier));
++ } else {
++ dbusmenu_menuitem_property_remove(GetNativeData(),
++ DBUSMENU_MENUITEM_PROP_SHORTCUT);
++ }
++}
++
++nsMenuBar*
++nsMenuItem::MenuBar()
++{
++ nsMenuObject *tmp = this;
++ while (tmp->Parent()) {
++ tmp = tmp->Parent();
++ }
++
++ MOZ_ASSERT(tmp->Type() == eType_MenuBar, "The top-level should be a menubar");
++
++ return static_cast<nsMenuBar *>(tmp);
++}
++
++void
++nsMenuItem::UncheckSiblings()
++{
++ if (!ContentNode()->AsElement()->AttrValueIs(kNameSpaceID_None,
++ nsGkAtoms::type,
++ nsGkAtoms::radio,
++ eCaseMatters)) {
++ // If we're not a radio button, we don't care
++ return;
++ }
++
++ nsAutoString name;
++ ContentNode()->AsElement()->GetAttr(kNameSpaceID_None, nsGkAtoms::name,
++ name);
++
++ nsIContent *parent = ContentNode()->GetParent();
++ if (!parent) {
++ return;
++ }
++
++ uint32_t count = parent->GetChildCount();
++ for (uint32_t i = 0; i < count; ++i) {
++ nsIContent *sibling = parent->GetChildAt_Deprecated(i);
++
++ if (sibling->IsComment()) {
++ continue;
++ }
++
++ nsAutoString otherName;
++ sibling->AsElement()->GetAttr(kNameSpaceID_None, nsGkAtoms::name,
++ otherName);
++
++ if (sibling != ContentNode() && otherName == name &&
++ sibling->AsElement()->AttrValueIs(kNameSpaceID_None,
++ nsGkAtoms::type,
++ nsGkAtoms::radio,
++ eCaseMatters)) {
++ sibling->AsElement()->UnsetAttr(kNameSpaceID_None,
++ nsGkAtoms::checked, true);
++ }
++ }
++}
++
++void
++nsMenuItem::InitializeNativeData()
++{
++ g_signal_connect(G_OBJECT(GetNativeData()),
++ DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED,
++ G_CALLBACK(item_activated_cb), this);
++ mNeedsUpdate = true;
++}
++
++void
++nsMenuItem::UpdateContentAttributes()
++{
++ dom::Document *doc = ContentNode()->GetUncomposedDoc();
++ if (!doc) {
++ return;
++ }
++
++ nsAutoString command;
++ ContentNode()->AsElement()->GetAttr(kNameSpaceID_None, nsGkAtoms::command,
++ command);
++ if (command.IsEmpty()) {
++ return;
++ }
++
++ nsCOMPtr<nsIContent> commandContent = doc->GetElementById(command);
++ if (!commandContent) {
++ return;
++ }
++
++ if (commandContent->AsElement()->AttrValueIs(kNameSpaceID_None,
++ nsGkAtoms::disabled,
++ nsGkAtoms::_true,
++ eCaseMatters)) {
++ ContentNode()->AsElement()->SetAttr(kNameSpaceID_None,
++ nsGkAtoms::disabled,
++ u"true"_ns, true);
++ } else {
++ ContentNode()->AsElement()->UnsetAttr(kNameSpaceID_None,
++ nsGkAtoms::disabled, true);
++ }
++
++ CopyAttrFromNodeIfExists(commandContent, nsGkAtoms::checked);
++ CopyAttrFromNodeIfExists(commandContent, nsGkAtoms::accesskey);
++ CopyAttrFromNodeIfExists(commandContent, nsGkAtoms::label);
++ CopyAttrFromNodeIfExists(commandContent, nsGkAtoms::hidden);
++}
++
++void
++nsMenuItem::Update(ComputedStyle *aComputedStyle)
++{
++ if (mNeedsUpdate) {
++ mNeedsUpdate = false;
++
++ UpdateTypeAndState();
++ UpdateAccel();
++ UpdateLabel();
++ UpdateSensitivity();
++ }
++
++ UpdateVisibility(aComputedStyle);
++ UpdateIcon(aComputedStyle);
++}
++
++bool
++nsMenuItem::IsCompatibleWithNativeData(DbusmenuMenuitem *aNativeData) const
++{
++ return nsCRT::strcmp(dbusmenu_menuitem_property_get(aNativeData,
++ DBUSMENU_MENUITEM_PROP_TYPE),
++ "separator") != 0;
++}
++
++nsMenuObject::PropertyFlags
++nsMenuItem::SupportedProperties() const
++{
++ return static_cast<nsMenuObject::PropertyFlags>(
++ nsMenuObject::ePropLabel |
++ nsMenuObject::ePropEnabled |
++ nsMenuObject::ePropVisible |
++ nsMenuObject::ePropIconData |
++ nsMenuObject::ePropShortcut |
++ nsMenuObject::ePropToggleType |
++ nsMenuObject::ePropToggleState
++ );
++}
++
++void
++nsMenuItem::OnAttributeChanged(nsIContent *aContent, nsAtom *aAttribute)
++{
++ MOZ_ASSERT(aContent == ContentNode() || aContent == mKeyContent,
++ "Received an event that wasn't meant for us!");
++
++ if (aContent == ContentNode() && aAttribute == nsGkAtoms::checked &&
++ aContent->AsElement()->AttrValueIs(kNameSpaceID_None,
++ nsGkAtoms::checked,
++ nsGkAtoms::_true, eCaseMatters)) {
++ nsContentUtils::AddScriptRunner(
++ new nsMenuItemUncheckSiblingsRunnable(this));
++ }
++
++ if (mNeedsUpdate) {
++ return;
++ }
++
++ if (!Parent()->IsBeingDisplayed()) {
++ mNeedsUpdate = true;
++ return;
++ }
++
++ if (aContent == ContentNode()) {
++ if (aAttribute == nsGkAtoms::key) {
++ UpdateAccel();
++ } else if (aAttribute == nsGkAtoms::label ||
++ aAttribute == nsGkAtoms::accesskey ||
++ aAttribute == nsGkAtoms::crop) {
++ UpdateLabel();
++ } else if (aAttribute == nsGkAtoms::disabled) {
++ UpdateSensitivity();
++ } else if (aAttribute == nsGkAtoms::type) {
++ UpdateTypeAndState();
++ } else if (aAttribute == nsGkAtoms::checked) {
++ UpdateState();
++ } else if (aAttribute == nsGkAtoms::hidden ||
++ aAttribute == nsGkAtoms::collapsed) {
++ RefPtr<ComputedStyle> style = GetComputedStyle();
++ UpdateVisibility(style);
++ } else if (aAttribute == nsGkAtoms::image) {
++ RefPtr<ComputedStyle> style = GetComputedStyle();
++ UpdateIcon(style);
++ }
++ } else if (aContent == mKeyContent &&
++ (aAttribute == nsGkAtoms::key ||
++ aAttribute == nsGkAtoms::keycode ||
++ aAttribute == nsGkAtoms::modifiers)) {
++ UpdateAccel();
++ }
++}
++
++nsMenuItem::nsMenuItem(nsMenuContainer *aParent, nsIContent *aContent) :
++ nsMenuObject(aParent, aContent),
++ mType(eMenuItemType_Normal),
++ mIsChecked(false),
++ mNeedsUpdate(false)
++{
++ MOZ_COUNT_CTOR(nsMenuItem);
++}
++
++nsMenuItem::~nsMenuItem()
++{
++ if (DocListener() && mKeyContent) {
++ DocListener()->UnregisterForContentChanges(mKeyContent);
++ }
++
++ if (GetNativeData()) {
++ g_signal_handlers_disconnect_by_func(GetNativeData(),
++ FuncToGpointer(item_activated_cb),
++ this);
++ }
++
++ MOZ_COUNT_DTOR(nsMenuItem);
++}
++
++nsMenuObject::EType
++nsMenuItem::Type() const
++{
++ return eType_MenuItem;
++}
+--- /dev/null
++++ b/widget/gtk/nsMenuItem.h
+@@ -0,0 +1,80 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#ifndef __nsMenuItem_h__
++#define __nsMenuItem_h__
++
++#include "mozilla/Attributes.h"
++#include "nsCOMPtr.h"
++
++#include "nsDbusmenu.h"
++#include "nsMenuObject.h"
++
++#include <glib.h>
++
++class nsAtom;
++class nsIContent;
++class nsMenuBar;
++class nsMenuContainer;
++
++/*
++ * This class represents 3 main classes of menuitems: labels, checkboxes and
++ * radio buttons (with/without an icon)
++ */
++class nsMenuItem final : public nsMenuObject
++{
++public:
++ nsMenuItem(nsMenuContainer *aParent, nsIContent *aContent);
++ ~nsMenuItem() override;
++
++ nsMenuObject::EType Type() const override;
++
++private:
++ friend class nsMenuItemUncheckSiblingsRunnable;
++
++ enum {
++ eMenuItemFlag_ToggleState = (1 << 0)
++ };
++
++ enum EMenuItemType {
++ eMenuItemType_Normal,
++ eMenuItemType_Radio,
++ eMenuItemType_CheckBox
++ };
++
++ bool IsCheckboxOrRadioItem() const;
++
++ static void item_activated_cb(DbusmenuMenuitem *menuitem,
++ guint timestamp,
++ gpointer user_data);
++ void Activate(uint32_t aTimestamp);
++
++ void CopyAttrFromNodeIfExists(nsIContent *aContent, nsAtom *aAtom);
++ void UpdateState();
++ void UpdateTypeAndState();
++ void UpdateAccel();
++ nsMenuBar* MenuBar();
++ void UncheckSiblings();
++
++ void InitializeNativeData() override;
++ void UpdateContentAttributes() override;
++ void Update(mozilla::ComputedStyle *aComputedStyle) override;
++ bool IsCompatibleWithNativeData(DbusmenuMenuitem *aNativeData) const override;
++ nsMenuObject::PropertyFlags SupportedProperties() const override;
++
++ void OnAttributeChanged(nsIContent *aContent, nsAtom *aAttribute) override;
++
++ EMenuItemType mType;
++
++ bool mIsChecked;
++
++ bool mNeedsUpdate;
++
++ nsCOMPtr<nsIContent> mKeyContent;
++};
++
++#endif /* __nsMenuItem_h__ */
+--- /dev/null
++++ b/widget/gtk/nsMenuObject.cpp
+@@ -0,0 +1,664 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#include "ImageOps.h"
++#include "imgIContainer.h"
++#include "imgINotificationObserver.h"
++#include "imgLoader.h"
++#include "imgRequestProxy.h"
++#include "mozilla/ArrayUtils.h"
++#include "mozilla/Assertions.h"
++#include "mozilla/dom/Document.h"
++#include "mozilla/dom/Element.h"
++#include "mozilla/Preferences.h"
++#include "mozilla/PresShell.h"
++#include "mozilla/PresShellInlines.h"
++#include "nsAttrValue.h"
++#include "nsComputedDOMStyle.h"
++#include "nsContentUtils.h"
++#include "nsGkAtoms.h"
++#include "nsIContent.h"
++#include "nsIContentPolicy.h"
++#include "nsILoadGroup.h"
++#include "nsImageToPixbuf.h"
++#include "nsIURI.h"
++#include "nsNetUtil.h"
++#include "nsPresContext.h"
++#include "nsRect.h"
++#include "nsServiceManagerUtils.h"
++#include "nsString.h"
++#include "nsStyleConsts.h"
++#include "nsStyleStruct.h"
++#include "nsUnicharUtils.h"
++
++#include "nsMenuContainer.h"
++#include "nsNativeMenuDocListener.h"
++
++#include <gdk/gdk.h>
++#include <glib-object.h>
++#include <pango/pango.h>
++
++#include "nsMenuObject.h"
++
++// X11's None clashes with StyleDisplay::None
++#include "X11UndefineNone.h"
++
++#undef None
++
++using namespace mozilla;
++using mozilla::image::ImageOps;
++
++#define MAX_WIDTH 350000
++
++const char *gPropertyStrings[] = {
++#define DBUSMENU_PROPERTY(e, s, b) s,
++ DBUSMENU_PROPERTIES
++#undef DBUSMENU_PROPERTY
++ nullptr
++};
++
++nsWeakMenuObject* nsWeakMenuObject::sHead;
++PangoLayout* gPangoLayout = nullptr;
++
++class nsMenuObjectIconLoader final : public imgINotificationObserver
++{
++public:
++ NS_DECL_ISUPPORTS
++ NS_DECL_IMGINOTIFICATIONOBSERVER
++
++ nsMenuObjectIconLoader(nsMenuObject *aOwner) : mOwner(aOwner) { };
++
++ void LoadIcon(ComputedStyle *aComputedStyle);
++ void Destroy();
++
++private:
++ ~nsMenuObjectIconLoader() { };
++
++ nsMenuObject *mOwner;
++ RefPtr<imgRequestProxy> mImageRequest;
++ nsCOMPtr<nsIURI> mURI;
++ nsIntRect mImageRect;
++};
++
++NS_IMPL_ISUPPORTS(nsMenuObjectIconLoader, imgINotificationObserver)
++
++void
++nsMenuObjectIconLoader::Notify(imgIRequest *aProxy,
++ int32_t aType, const nsIntRect *aRect)
++{
++ if (!mOwner) {
++ return;
++ }
++
++ if (aProxy != mImageRequest) {
++ return;
++ }
++
++ if (aType == imgINotificationObserver::LOAD_COMPLETE) {
++ uint32_t status = imgIRequest::STATUS_ERROR;
++ if (NS_FAILED(mImageRequest->GetImageStatus(&status)) ||
++ (status & imgIRequest::STATUS_ERROR)) {
++ mImageRequest->Cancel(NS_BINDING_ABORTED);
++ mImageRequest = nullptr;
++ return;
++ }
++
++ nsCOMPtr<imgIContainer> image;
++ mImageRequest->GetImage(getter_AddRefs(image));
++ MOZ_ASSERT(image);
++
++ // Ask the image to decode at its intrinsic size.
++ int32_t width = 0, height = 0;
++ image->GetWidth(&width);
++ image->GetHeight(&height);
++ image->RequestDecodeForSize(nsIntSize(width, height), imgIContainer::FLAG_NONE);
++ return;
++ }
++
++ if (aType == imgINotificationObserver::DECODE_COMPLETE) {
++ mImageRequest->Cancel(NS_BINDING_ABORTED);
++ mImageRequest = nullptr;
++ return;
++ }
++
++ if (aType != imgINotificationObserver::FRAME_COMPLETE) {
++ return;
++ }
++
++ nsCOMPtr<imgIContainer> img;
++ mImageRequest->GetImage(getter_AddRefs(img));
++ if (!img) {
++ return;
++ }
++
++ if (!mImageRect.IsEmpty()) {
++ img = ImageOps::Clip(img, mImageRect);
++ }
++
++ int32_t width, height;
++ img->GetWidth(&width);
++ img->GetHeight(&height);
++
++ if (width <= 0 || height <= 0) {
++ mOwner->ClearIcon();
++ return;
++ }
++
++ if (width > 100 || height > 100) {
++ // The icon data needs to go across DBus. Make sure the icon
++ // data isn't too large, else our connection gets terminated and
++ // GDbus helpfully aborts the application. Thank you :)
++ NS_WARNING("Icon data too large");
++ mOwner->ClearIcon();
++ return;
++ }
++
++ GdkPixbuf *pixbuf = nsImageToPixbuf::ImageToPixbuf(img);
++ if (pixbuf) {
++ dbusmenu_menuitem_property_set_image(mOwner->GetNativeData(),
++ DBUSMENU_MENUITEM_PROP_ICON_DATA,
++ pixbuf);
++ g_object_unref(pixbuf);
++ }
++
++ return;
++}
++
++void
++nsMenuObjectIconLoader::LoadIcon(ComputedStyle *aComputedStyle)
++{
++ dom::Document *doc = mOwner->ContentNode()->OwnerDoc();
++
++ nsCOMPtr<nsIURI> uri;
++ nsIntRect imageRect;
++ imgRequestProxy *imageRequest = nullptr;
++
++ nsAutoString uriString;
++ if (mOwner->ContentNode()->AsElement()->GetAttr(kNameSpaceID_None,
++ nsGkAtoms::image,
++ uriString)) {
++ NS_NewURI(getter_AddRefs(uri), uriString);
++ } else {
++ PresShell *shell = doc->GetPresShell();
++ if (!shell) {
++ return;
++ }
++
++ nsPresContext *pc = shell->GetPresContext();
++ if (!pc || !aComputedStyle) {
++ return;
++ }
++
++ const nsStyleList *list = aComputedStyle->StyleList();
++ imageRequest = list->GetListStyleImage();
++ if (imageRequest) {
++ imageRequest->GetURI(getter_AddRefs(uri));
++ auto& rect = list->mImageRegion.AsRect();
++ imageRect = rect.ToLayoutRect().ToNearestPixels(
++ pc->AppUnitsPerDevPixel());
++ }
++ }
++
++ if (!uri) {
++ mOwner->ClearIcon();
++ mURI = nullptr;
++
++ if (mImageRequest) {
++ mImageRequest->Cancel(NS_BINDING_ABORTED);
++ mImageRequest = nullptr;
++ }
++
++ return;
++ }
++
++ bool same;
++ if (mURI && NS_SUCCEEDED(mURI->Equals(uri, &same)) && same &&
++ (!imageRequest || imageRect == mImageRect)) {
++ return;
++ }
++
++ if (mImageRequest) {
++ mImageRequest->Cancel(NS_BINDING_ABORTED);
++ mImageRequest = nullptr;
++ }
++
++ mURI = uri;
++
++ if (imageRequest) {
++ mImageRect = imageRect;
++ imageRequest->Clone(this, nullptr, getter_AddRefs(mImageRequest));
++ } else {
++ mImageRect.SetEmpty();
++ nsCOMPtr<nsILoadGroup> loadGroup = doc->GetDocumentLoadGroup();
++ RefPtr<imgLoader> loader =
++ nsContentUtils::GetImgLoaderForDocument(doc);
++ if (!loader || !loadGroup) {
++ NS_WARNING("Failed to get loader or load group for image load");
++ return;
++ }
++
++ loader->LoadImage(uri, nullptr, nullptr,
++ nullptr, 0, loadGroup, this, nullptr, nullptr,
++ nsIRequest::LOAD_NORMAL, nullptr,
++ nsIContentPolicy::TYPE_IMAGE, EmptyString(),
++ false, false, getter_AddRefs(mImageRequest));
++ }
++}
++
++void
++nsMenuObjectIconLoader::Destroy()
++{
++ if (mImageRequest) {
++ mImageRequest->CancelAndForgetObserver(NS_BINDING_ABORTED);
++ mImageRequest = nullptr;
++ }
++
++ mOwner = nullptr;
++}
++
++static int
++CalculateTextWidth(const nsAString& aText)
++{
++ if (!gPangoLayout) {
++ PangoFontMap *fontmap = pango_cairo_font_map_get_default();
++ PangoContext *ctx = pango_font_map_create_context(fontmap);
++ gPangoLayout = pango_layout_new(ctx);
++ g_object_unref(ctx);
++ }
++
++ pango_layout_set_text(gPangoLayout, NS_ConvertUTF16toUTF8(aText).get(), -1);
++
++ int width, dummy;
++ pango_layout_get_size(gPangoLayout, &width, &dummy);
++
++ return width;
++}
++
++static const nsDependentString
++GetEllipsis()
++{
++ static char16_t sBuf[4] = { 0, 0, 0, 0 };
++ if (!sBuf[0]) {
++ nsString ellipsis;
++ Preferences::GetLocalizedString("intl.ellipsis", ellipsis);
++ if (!ellipsis.IsEmpty()) {
++ uint32_t l = ellipsis.Length();
++ const nsString::char_type *c = ellipsis.BeginReading();
++ uint32_t i = 0;
++ while (i < 3 && i < l) {
++ sBuf[i++] = *(c++);
++ }
++ } else {
++ sBuf[0] = '.';
++ sBuf[1] = '.';
++ sBuf[2] = '.';
++ }
++ }
++
++ return nsDependentString(sBuf);
++}
++
++static int
++GetEllipsisWidth()
++{
++ static int sEllipsisWidth = -1;
++
++ if (sEllipsisWidth == -1) {
++ sEllipsisWidth = CalculateTextWidth(GetEllipsis());
++ }
++
++ return sEllipsisWidth;
++}
++
++nsMenuObject::nsMenuObject(nsMenuContainer *aParent, nsIContent *aContent) :
++ mContent(aContent),
++ mListener(aParent->DocListener()),
++ mParent(aParent),
++ mNativeData(nullptr)
++{
++ MOZ_ASSERT(mContent);
++ MOZ_ASSERT(mListener);
++ MOZ_ASSERT(mParent);
++}
++
++nsMenuObject::nsMenuObject(nsNativeMenuDocListener *aListener,
++ nsIContent *aContent) :
++ mContent(aContent),
++ mListener(aListener),
++ mParent(nullptr),
++ mNativeData(nullptr)
++{
++ MOZ_ASSERT(mContent);
++ MOZ_ASSERT(mListener);
++}
++
++void
++nsMenuObject::UpdateLabel()
++{
++ // Gecko stores the label and access key in separate attributes
++ // so we need to convert label="Foo_Bar"/accesskey="F" in to
++ // label="_Foo__Bar" for dbusmenu
++
++ nsAutoString label;
++ mContent->AsElement()->GetAttr(kNameSpaceID_None, nsGkAtoms::label, label);
++
++ nsAutoString accesskey;
++ mContent->AsElement()->GetAttr(kNameSpaceID_None, nsGkAtoms::accesskey,
++ accesskey);
++
++ const nsAutoString::char_type *akey = accesskey.BeginReading();
++ char16_t keyLower = ToLowerCase(*akey);
++ char16_t keyUpper = ToUpperCase(*akey);
++
++ const nsAutoString::char_type *iter = label.BeginReading();
++ const nsAutoString::char_type *end = label.EndReading();
++ uint32_t length = label.Length();
++ uint32_t pos = 0;
++ bool foundAccessKey = false;
++
++ while (iter != end) {
++ if (*iter != char16_t('_')) {
++ if ((*iter != keyLower && *iter != keyUpper) || foundAccessKey) {
++ ++iter;
++ ++pos;
++ continue;
++ }
++ foundAccessKey = true;
++ }
++
++ label.SetLength(++length);
++
++ iter = label.BeginReading() + pos;
++ end = label.EndReading();
++ nsAutoString::char_type *cur = label.BeginWriting() + pos;
++
++ memmove(cur + 1, cur, (length - 1 - pos) * sizeof(nsAutoString::char_type));
++ *cur = nsAutoString::char_type('_');
++
++ iter += 2;
++ pos += 2;
++ }
++
++ if (CalculateTextWidth(label) <= MAX_WIDTH) {
++ dbusmenu_menuitem_property_set(mNativeData,
++ DBUSMENU_MENUITEM_PROP_LABEL,
++ NS_ConvertUTF16toUTF8(label).get());
++ return;
++ }
++
++ // This sucks.
++ // This should be done at the point where the menu is drawn (hello Unity),
++ // but unfortunately it doesn't do that and will happily fill your entire
++ // screen width with a menu if you have a bookmark with a really long title.
++ // This leaves us with no other option but to ellipsize here, with no proper
++ // knowledge of Unity's render path, font size etc. This is better than nothing
++ nsAutoString truncated;
++ int target = MAX_WIDTH - GetEllipsisWidth();
++ length = label.Length();
++
++ static mozilla::dom::Element::AttrValuesArray strings[] = {
++ nsGkAtoms::left, nsGkAtoms::start,
++ nsGkAtoms::center, nsGkAtoms::right,
++ nsGkAtoms::end, nullptr
++ };
++
++ int32_t type = mContent->AsElement()->FindAttrValueIn(kNameSpaceID_None,
++ nsGkAtoms::crop,
++ strings, eCaseMatters);
++
++ switch (type) {
++ case 0:
++ case 1:
++ // FIXME: Implement left cropping
++ case 2:
++ // FIXME: Implement center cropping
++ case 3:
++ case 4:
++ default:
++ for (uint32_t i = 0; i < length; i++) {
++ truncated.Append(label.CharAt(i));
++ if (CalculateTextWidth(truncated) > target) {
++ break;
++ }
++ }
++
++ truncated.Append(GetEllipsis());
++ }
++
++ dbusmenu_menuitem_property_set(mNativeData,
++ DBUSMENU_MENUITEM_PROP_LABEL,
++ NS_ConvertUTF16toUTF8(truncated).get());
++}
++
++void
++nsMenuObject::UpdateVisibility(ComputedStyle *aComputedStyle)
++{
++ bool vis = true;
++
++ if (aComputedStyle &&
++ (aComputedStyle->StyleDisplay()->mDisplay == StyleDisplay::None ||
++ aComputedStyle->StyleVisibility()->mVisible ==
++ StyleVisibility::Collapse)) {
++ vis = false;
++ }
++
++ dbusmenu_menuitem_property_set_bool(mNativeData,
++ DBUSMENU_MENUITEM_PROP_VISIBLE,
++ vis);
++}
++
++void
++nsMenuObject::UpdateSensitivity()
++{
++ bool disabled = mContent->AsElement()->AttrValueIs(kNameSpaceID_None,
++ nsGkAtoms::disabled,
++ nsGkAtoms::_true,
++ eCaseMatters);
++
++ dbusmenu_menuitem_property_set_bool(mNativeData,
++ DBUSMENU_MENUITEM_PROP_ENABLED,
++ !disabled);
++
++}
++
++void
++nsMenuObject::UpdateIcon(ComputedStyle *aComputedStyle)
++{
++ if (ShouldShowIcon()) {
++ if (!mIconLoader) {
++ mIconLoader = new nsMenuObjectIconLoader(this);
++ }
++
++ mIconLoader->LoadIcon(aComputedStyle);
++ } else {
++ if (mIconLoader) {
++ mIconLoader->Destroy();
++ mIconLoader = nullptr;
++ }
++
++ ClearIcon();
++ }
++}
++
++already_AddRefed<ComputedStyle>
++nsMenuObject::GetComputedStyle()
++{
++ RefPtr<ComputedStyle> style =
++ nsComputedDOMStyle::GetComputedStyleNoFlush(
++ mContent->AsElement(), nullptr);
++
++ return style.forget();
++}
++
++void
++nsMenuObject::InitializeNativeData()
++{
++}
++
++nsMenuObject::PropertyFlags
++nsMenuObject::SupportedProperties() const
++{
++ return static_cast<nsMenuObject::PropertyFlags>(0);
++}
++
++bool
++nsMenuObject::IsCompatibleWithNativeData(DbusmenuMenuitem *aNativeData) const
++{
++ return true;
++}
++
++void
++nsMenuObject::UpdateContentAttributes()
++{
++}
++
++void
++nsMenuObject::Update(ComputedStyle *aComputedStyle)
++{
++}
++
++bool
++nsMenuObject::ShouldShowIcon() const
++{
++ // Ideally we want to know the visibility of the anonymous XUL image in
++ // our menuitem, but this isn't created because we don't have a frame.
++ // The following works by default (because xul.css hides images in menuitems
++ // that don't have the "menuitem-with-favicon" class). It's possible a third
++ // party theme could override this, but, oh well...
++ const nsAttrValue *classes = mContent->AsElement()->GetClasses();
++ if (!classes) {
++ return false;
++ }
++
++ for (uint32_t i = 0; i < classes->GetAtomCount(); ++i) {
++ if (classes->AtomAt(i) == nsGkAtoms::menuitem_with_favicon) {
++ return true;
++ }
++ }
++
++ return false;
++}
++
++void
++nsMenuObject::ClearIcon()
++{
++ dbusmenu_menuitem_property_remove(mNativeData,
++ DBUSMENU_MENUITEM_PROP_ICON_DATA);
++}
++
++nsMenuObject::~nsMenuObject()
++{
++ nsWeakMenuObject::NotifyDestroyed(this);
++
++ if (mIconLoader) {
++ mIconLoader->Destroy();
++ }
++
++ if (mListener) {
++ mListener->UnregisterForContentChanges(mContent);
++ }
++
++ if (mNativeData) {
++ g_object_unref(mNativeData);
++ mNativeData = nullptr;
++ }
++}
++
++void
++nsMenuObject::CreateNativeData()
++{
++ MOZ_ASSERT(mNativeData == nullptr, "This node already has a DbusmenuMenuitem. The old one will be leaked");
++
++ mNativeData = dbusmenu_menuitem_new();
++ InitializeNativeData();
++ if (mParent && mParent->IsBeingDisplayed()) {
++ ContainerIsOpening();
++ }
++
++ mListener->RegisterForContentChanges(mContent, this);
++}
++
++nsresult
++nsMenuObject::AdoptNativeData(DbusmenuMenuitem *aNativeData)
++{
++ MOZ_ASSERT(mNativeData == nullptr, "This node already has a DbusmenuMenuitem. The old one will be leaked");
++
++ if (!IsCompatibleWithNativeData(aNativeData)) {
++ return NS_ERROR_FAILURE;
++ }
++
++ mNativeData = aNativeData;
++ g_object_ref(mNativeData);
++
++ PropertyFlags supported = SupportedProperties();
++ PropertyFlags mask = static_cast<PropertyFlags>(1);
++
++ for (uint32_t i = 0; gPropertyStrings[i]; ++i) {
++ if (!(mask & supported)) {
++ dbusmenu_menuitem_property_remove(mNativeData, gPropertyStrings[i]);
++ }
++ mask = static_cast<PropertyFlags>(mask << 1);
++ }
++
++ InitializeNativeData();
++ if (mParent && mParent->IsBeingDisplayed()) {
++ ContainerIsOpening();
++ }
++
++ mListener->RegisterForContentChanges(mContent, this);
++
++ return NS_OK;
++}
++
++void
++nsMenuObject::ContainerIsOpening()
++{
++ MOZ_ASSERT(nsContentUtils::IsSafeToRunScript());
++
++ UpdateContentAttributes();
++
++ RefPtr<ComputedStyle> style = GetComputedStyle();
++ Update(style);
++}
++
++/* static */ void
++nsWeakMenuObject::AddWeakReference(nsWeakMenuObject *aWeak)
++{
++ aWeak->mPrev = sHead;
++ sHead = aWeak;
++}
++
++/* static */ void
++nsWeakMenuObject::RemoveWeakReference(nsWeakMenuObject *aWeak)
++{
++ if (aWeak == sHead) {
++ sHead = aWeak->mPrev;
++ return;
++ }
++
++ nsWeakMenuObject *weak = sHead;
++ while (weak && weak->mPrev != aWeak) {
++ weak = weak->mPrev;
++ }
++
++ if (weak) {
++ weak->mPrev = aWeak->mPrev;
++ }
++}
++
++/* static */ void
++nsWeakMenuObject::NotifyDestroyed(nsMenuObject *aMenuObject)
++{
++ nsWeakMenuObject *weak = sHead;
++ while (weak) {
++ if (weak->mMenuObject == aMenuObject) {
++ weak->mMenuObject = nullptr;
++ }
++
++ weak = weak->mPrev;
++ }
++}
+--- /dev/null
++++ b/widget/gtk/nsMenuObject.h
+@@ -0,0 +1,169 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#ifndef __nsMenuObject_h__
++#define __nsMenuObject_h__
++
++#include "mozilla/Attributes.h"
++#include "mozilla/ComputedStyleInlines.h"
++#include "nsCOMPtr.h"
++
++#include "nsDbusmenu.h"
++#include "nsNativeMenuDocListener.h"
++
++class nsIContent;
++class nsMenuContainer;
++class nsMenuObjectIconLoader;
++
++#define DBUSMENU_PROPERTIES \
++ DBUSMENU_PROPERTY(Label, DBUSMENU_MENUITEM_PROP_LABEL, 0) \
++ DBUSMENU_PROPERTY(Enabled, DBUSMENU_MENUITEM_PROP_ENABLED, 1) \
++ DBUSMENU_PROPERTY(Visible, DBUSMENU_MENUITEM_PROP_VISIBLE, 2) \
++ DBUSMENU_PROPERTY(IconData, DBUSMENU_MENUITEM_PROP_ICON_DATA, 3) \
++ DBUSMENU_PROPERTY(Type, DBUSMENU_MENUITEM_PROP_TYPE, 4) \
++ DBUSMENU_PROPERTY(Shortcut, DBUSMENU_MENUITEM_PROP_SHORTCUT, 5) \
++ DBUSMENU_PROPERTY(ToggleType, DBUSMENU_MENUITEM_PROP_TOGGLE_TYPE, 6) \
++ DBUSMENU_PROPERTY(ToggleState, DBUSMENU_MENUITEM_PROP_TOGGLE_STATE, 7) \
++ DBUSMENU_PROPERTY(ChildDisplay, DBUSMENU_MENUITEM_PROP_CHILD_DISPLAY, 8)
++
++/*
++ * This is the base class for all menu nodes. Each instance represents
++ * a single node in the menu hierarchy. It wraps the corresponding DOM node and
++ * native menu node, keeps them in sync and transfers events between the two.
++ * It is not reference counted - each node is owned by its parent (the top
++ * level menubar is owned by the window) and keeps a weak pointer to its
++ * parent (which is guaranteed to always be valid because a node will never
++ * outlive its parent). It is not safe to keep a reference to nsMenuObject
++ * externally.
++ */
++class nsMenuObject : public nsNativeMenuChangeObserver
++{
++public:
++ enum EType {
++ eType_MenuBar,
++ eType_Menu,
++ eType_MenuItem
++ };
++
++ virtual ~nsMenuObject();
++
++ // Get the native menu item node
++ DbusmenuMenuitem* GetNativeData() const { return mNativeData; }
++
++ // Get the parent menu object
++ nsMenuContainer* Parent() const { return mParent; }
++
++ // Get the content node
++ nsIContent* ContentNode() const { return mContent; }
++
++ // Get the type of this node. Must be provided by subclasses
++ virtual EType Type() const = 0;
++
++ // Get the document listener
++ nsNativeMenuDocListener* DocListener() const { return mListener; }
++
++ // Create the native menu item node (called by containers)
++ void CreateNativeData();
++
++ // Adopt the specified native menu item node (called by containers)
++ nsresult AdoptNativeData(DbusmenuMenuitem *aNativeData);
++
++ // Called by the container to tell us that it's opening
++ void ContainerIsOpening();
++
++protected:
++ nsMenuObject(nsMenuContainer *aParent, nsIContent *aContent);
++ nsMenuObject(nsNativeMenuDocListener *aListener, nsIContent *aContent);
++
++ enum PropertyFlags {
++#define DBUSMENU_PROPERTY(e, s, b) eProp##e = (1 << b),
++ DBUSMENU_PROPERTIES
++#undef DBUSMENU_PROPERTY
++ };
++
++ void UpdateLabel();
++ void UpdateVisibility(mozilla::ComputedStyle *aComputedStyle);
++ void UpdateSensitivity();
++ void UpdateIcon(mozilla::ComputedStyle *aComputedStyle);
++
++ already_AddRefed<mozilla::ComputedStyle> GetComputedStyle();
++
++private:
++ friend class nsMenuObjectIconLoader;
++
++ // Set up initial properties on the native data, connect to signals etc.
++ // This should be implemented by subclasses
++ virtual void InitializeNativeData();
++
++ // Return the properties that this menu object type supports
++ // This should be implemented by subclasses
++ virtual PropertyFlags SupportedProperties() const;
++
++ // Determine whether this menu object could use the specified
++ // native item. Returns true by default but can be overridden by subclasses
++ virtual bool
++ IsCompatibleWithNativeData(DbusmenuMenuitem *aNativeData) const;
++
++ // Update attributes on this objects content node when the container opens.
++ // This is called before style resolution, and should be implemented by
++ // subclasses who want to modify attributes that might affect style.
++ // This will not be called when there are script blockers
++ virtual void UpdateContentAttributes();
++
++ // Update properties that should be refreshed when the container opens.
++ // This should be implemented by subclasses that have properties which
++ // need refreshing
++ virtual void Update(mozilla::ComputedStyle *aComputedStyle);
++
++ bool ShouldShowIcon() const;
++ void ClearIcon();
++
++ nsCOMPtr<nsIContent> mContent;
++ // mListener is a strong ref for simplicity - someone in the tree needs to
++ // own it, and this only really needs to be the top-level object (as no
++ // children outlives their parent). However, we need to keep it alive until
++ // after running the nsMenuObject destructor for the top-level menu object,
++ // hence the strong ref
++ RefPtr<nsNativeMenuDocListener> mListener;
++ nsMenuContainer *mParent; // [weak]
++ DbusmenuMenuitem *mNativeData; // [strong]
++ RefPtr<nsMenuObjectIconLoader> mIconLoader;
++};
++
++// Keep a weak pointer to a menu object
++class nsWeakMenuObject
++{
++public:
++ nsWeakMenuObject() : mPrev(nullptr), mMenuObject(nullptr) {}
++
++ nsWeakMenuObject(nsMenuObject *aMenuObject) :
++ mPrev(nullptr), mMenuObject(aMenuObject)
++ {
++ AddWeakReference(this);
++ }
++
++ ~nsWeakMenuObject() { RemoveWeakReference(this); }
++
++ nsMenuObject* get() const { return mMenuObject; }
++
++ nsMenuObject* operator->() const { return mMenuObject; }
++
++ explicit operator bool() const { return !!mMenuObject; }
++
++ static void NotifyDestroyed(nsMenuObject *aMenuObject);
++
++private:
++ static void AddWeakReference(nsWeakMenuObject *aWeak);
++ static void RemoveWeakReference(nsWeakMenuObject *aWeak);
++
++ nsWeakMenuObject *mPrev;
++ static nsWeakMenuObject *sHead;
++
++ nsMenuObject *mMenuObject;
++};
++
++#endif /* __nsMenuObject_h__ */
+--- /dev/null
++++ b/widget/gtk/nsMenuSeparator.cpp
+@@ -0,0 +1,82 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#include "mozilla/Assertions.h"
++#include "nsCRT.h"
++#include "nsGkAtoms.h"
++
++#include "nsDbusmenu.h"
++
++#include "nsMenuContainer.h"
++#include "nsMenuSeparator.h"
++
++using namespace mozilla;
++
++void
++nsMenuSeparator::InitializeNativeData()
++{
++ dbusmenu_menuitem_property_set(GetNativeData(),
++ DBUSMENU_MENUITEM_PROP_TYPE,
++ "separator");
++}
++
++void
++nsMenuSeparator::Update(ComputedStyle *aComputedStyle)
++{
++ UpdateVisibility(aComputedStyle);
++}
++
++bool
++nsMenuSeparator::IsCompatibleWithNativeData(DbusmenuMenuitem *aNativeData) const
++{
++ return nsCRT::strcmp(dbusmenu_menuitem_property_get(aNativeData,
++ DBUSMENU_MENUITEM_PROP_TYPE),
++ "separator") == 0;
++}
++
++nsMenuObject::PropertyFlags
++nsMenuSeparator::SupportedProperties() const
++{
++ return static_cast<nsMenuObject::PropertyFlags>(
++ nsMenuObject::ePropVisible |
++ nsMenuObject::ePropType
++ );
++}
++
++void
++nsMenuSeparator::OnAttributeChanged(nsIContent *aContent, nsAtom *aAttribute)
++{
++ MOZ_ASSERT(aContent == ContentNode(), "Received an event that wasn't meant for us!");
++
++ if (!Parent()->IsBeingDisplayed()) {
++ return;
++ }
++
++ if (aAttribute == nsGkAtoms::hidden ||
++ aAttribute == nsGkAtoms::collapsed) {
++ RefPtr<ComputedStyle> style = GetComputedStyle();
++ UpdateVisibility(style);
++ }
++}
++
++nsMenuSeparator::nsMenuSeparator(nsMenuContainer *aParent,
++ nsIContent *aContent) :
++ nsMenuObject(aParent, aContent)
++{
++ MOZ_COUNT_CTOR(nsMenuSeparator);
++}
++
++nsMenuSeparator::~nsMenuSeparator()
++{
++ MOZ_COUNT_DTOR(nsMenuSeparator);
++}
++
++nsMenuObject::EType
++nsMenuSeparator::Type() const
++{
++ return eType_MenuItem;
++}
+--- /dev/null
++++ b/widget/gtk/nsMenuSeparator.h
+@@ -0,0 +1,37 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#ifndef __nsMenuSeparator_h__
++#define __nsMenuSeparator_h__
++
++#include "mozilla/Attributes.h"
++
++#include "nsMenuObject.h"
++
++class nsIContent;
++class nsAtom;
++class nsMenuContainer;
++
++// Menu separator class
++class nsMenuSeparator final : public nsMenuObject
++{
++public:
++ nsMenuSeparator(nsMenuContainer *aParent, nsIContent *aContent);
++ ~nsMenuSeparator();
++
++ nsMenuObject::EType Type() const override;
++
++private:
++ void InitializeNativeData() override;
++ void Update(mozilla::ComputedStyle *aComputedStyle) override;
++ bool IsCompatibleWithNativeData(DbusmenuMenuitem *aNativeData) const override;
++ nsMenuObject::PropertyFlags SupportedProperties() const override;
++
++ void OnAttributeChanged(nsIContent *aContent, nsAtom *aAttribute) override;
++};
++
++#endif /* __nsMenuSeparator_h__ */
+--- /dev/null
++++ b/widget/gtk/nsNativeMenuDocListener.cpp
+@@ -0,0 +1,347 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#include "mozilla/Assertions.h"
++#include "mozilla/DebugOnly.h"
++#include "mozilla/dom/Document.h"
++#include "mozilla/dom/Element.h"
++#include "nsContentUtils.h"
++#include "nsAtom.h"
++#include "nsIContent.h"
++
++#include "nsMenuContainer.h"
++
++#include "nsNativeMenuDocListener.h"
++
++using namespace mozilla;
++
++uint32_t nsNativeMenuDocListener::sUpdateBlockersCount = 0;
++
++nsNativeMenuDocListenerTArray *gPendingListeners;
++
++/*
++ * Small helper which caches a single listener, so that consecutive
++ * events which go to the same node avoid multiple hash table lookups
++ */
++class MOZ_STACK_CLASS DispatchHelper
++{
++public:
++ DispatchHelper(nsNativeMenuDocListener *aListener,
++ nsIContent *aContent) :
++ mObserver(nullptr)
++ {
++ if (aContent == aListener->mLastSource) {
++ mObserver = aListener->mLastTarget;
++ } else {
++ mObserver = aListener->mContentToObserverTable.Get(aContent);
++ if (mObserver) {
++ aListener->mLastSource = aContent;
++ aListener->mLastTarget = mObserver;
++ }
++ }
++ }
++
++ ~DispatchHelper() { };
++
++ nsNativeMenuChangeObserver* Observer() const { return mObserver; }
++
++ bool HasObserver() const { return !!mObserver; }
++
++private:
++ nsNativeMenuChangeObserver *mObserver;
++};
++
++NS_IMPL_ISUPPORTS(nsNativeMenuDocListener, nsIMutationObserver)
++
++nsNativeMenuDocListener::~nsNativeMenuDocListener()
++{
++ MOZ_ASSERT(mContentToObserverTable.Count() == 0,
++ "Some nodes forgot to unregister listeners. This is bad! (and we're lucky we made it this far)");
++ MOZ_COUNT_DTOR(nsNativeMenuDocListener);
++}
++
++void
++nsNativeMenuDocListener::AttributeChanged(mozilla::dom::Element *aElement,
++ int32_t aNameSpaceID,
++ nsAtom *aAttribute,
++ int32_t aModType,
++ const nsAttrValue* aOldValue)
++{
++ if (sUpdateBlockersCount == 0) {
++ DoAttributeChanged(aElement, aAttribute);
++ return;
++ }
++
++ MutationRecord *m = mPendingMutations.AppendElement(MakeUnique<MutationRecord>())->get();
++ m->mType = MutationRecord::eAttributeChanged;
++ m->mTarget = aElement;
++ m->mAttribute = aAttribute;
++
++ ScheduleFlush(this);
++}
++
++void
++nsNativeMenuDocListener::ContentAppended(nsIContent *aFirstNewContent)
++{
++ for (nsIContent *c = aFirstNewContent; c; c = c->GetNextSibling()) {
++ ContentInserted(c);
++ }
++}
++
++void
++nsNativeMenuDocListener::ContentInserted(nsIContent *aChild)
++{
++ nsIContent* container = aChild->GetParent();
++ if (!container) {
++ return;
++ }
++
++ nsIContent *prevSibling = nsMenuContainer::GetPreviousSupportedSibling(aChild);
++
++ if (sUpdateBlockersCount == 0) {
++ DoContentInserted(container, aChild, prevSibling);
++ return;
++ }
++
++ MutationRecord *m = mPendingMutations.AppendElement(MakeUnique<MutationRecord>())->get();
++ m->mType = MutationRecord::eContentInserted;
++ m->mTarget = container;
++ m->mChild = aChild;
++ m->mPrevSibling = prevSibling;
++
++ ScheduleFlush(this);
++}
++
++void
++nsNativeMenuDocListener::ContentRemoved(nsIContent *aChild,
++ nsIContent *aPreviousSibling)
++{
++ nsIContent* container = aChild->GetParent();
++ if (!container) {
++ return;
++ }
++
++ if (sUpdateBlockersCount == 0) {
++ DoContentRemoved(container, aChild);
++ return;
++ }
++
++ MutationRecord *m = mPendingMutations.AppendElement(MakeUnique<MutationRecord>())->get();
++ m->mType = MutationRecord::eContentRemoved;
++ m->mTarget = container;
++ m->mChild = aChild;
++
++ ScheduleFlush(this);
++}
++
++void
++nsNativeMenuDocListener::NodeWillBeDestroyed(const nsINode *aNode)
++{
++ mDocument = nullptr;
++}
++
++void
++nsNativeMenuDocListener::DoAttributeChanged(nsIContent *aContent,
++ nsAtom *aAttribute)
++{
++ DispatchHelper h(this, aContent);
++ if (h.HasObserver()) {
++ h.Observer()->OnAttributeChanged(aContent, aAttribute);
++ }
++}
++
++void
++nsNativeMenuDocListener::DoContentInserted(nsIContent *aContainer,
++ nsIContent *aChild,
++ nsIContent *aPrevSibling)
++{
++ DispatchHelper h(this, aContainer);
++ if (h.HasObserver()) {
++ h.Observer()->OnContentInserted(aContainer, aChild, aPrevSibling);
++ }
++}
++
++void
++nsNativeMenuDocListener::DoContentRemoved(nsIContent *aContainer,
++ nsIContent *aChild)
++{
++ DispatchHelper h(this, aContainer);
++ if (h.HasObserver()) {
++ h.Observer()->OnContentRemoved(aContainer, aChild);
++ }
++}
++
++void
++nsNativeMenuDocListener::DoBeginUpdates(nsIContent *aTarget)
++{
++ DispatchHelper h(this, aTarget);
++ if (h.HasObserver()) {
++ h.Observer()->OnBeginUpdates(aTarget);
++ }
++}
++
++void
++nsNativeMenuDocListener::DoEndUpdates(nsIContent *aTarget)
++{
++ DispatchHelper h(this, aTarget);
++ if (h.HasObserver()) {
++ h.Observer()->OnEndUpdates();
++ }
++}
++
++void
++nsNativeMenuDocListener::FlushPendingMutations()
++{
++ nsIContent *currentTarget = nullptr;
++ bool inUpdateSequence = false;
++
++ while (mPendingMutations.Length() > 0) {
++ MutationRecord *m = mPendingMutations[0].get();
++
++ if (m->mTarget != currentTarget) {
++ if (inUpdateSequence) {
++ DoEndUpdates(currentTarget);
++ inUpdateSequence = false;
++ }
++
++ currentTarget = m->mTarget;
++
++ if (mPendingMutations.Length() > 1 &&
++ mPendingMutations[1]->mTarget == currentTarget) {
++ DoBeginUpdates(currentTarget);
++ inUpdateSequence = true;
++ }
++ }
++
++ switch (m->mType) {
++ case MutationRecord::eAttributeChanged:
++ DoAttributeChanged(m->mTarget, m->mAttribute);
++ break;
++ case MutationRecord::eContentInserted:
++ DoContentInserted(m->mTarget, m->mChild, m->mPrevSibling);
++ break;
++ case MutationRecord::eContentRemoved:
++ DoContentRemoved(m->mTarget, m->mChild);
++ break;
++ default:
++ MOZ_ASSERT_UNREACHABLE("Invalid type");
++ }
++
++ mPendingMutations.RemoveElementAt(0);
++ }
++
++ if (inUpdateSequence) {
++ DoEndUpdates(currentTarget);
++ }
++}
++
++/* static */ void
++nsNativeMenuDocListener::ScheduleFlush(nsNativeMenuDocListener *aListener)
++{
++ MOZ_ASSERT(sUpdateBlockersCount > 0, "Shouldn't be doing this now");
++
++ if (!gPendingListeners) {
++ gPendingListeners = new nsNativeMenuDocListenerTArray;
++ }
++
++ if (gPendingListeners->IndexOf(aListener) ==
++ nsNativeMenuDocListenerTArray::NoIndex) {
++ gPendingListeners->AppendElement(aListener);
++ }
++}
++
++/* static */ void
++nsNativeMenuDocListener::CancelFlush(nsNativeMenuDocListener *aListener)
++{
++ if (!gPendingListeners) {
++ return;
++ }
++
++ gPendingListeners->RemoveElement(aListener);
++}
++
++/* static */ void
++nsNativeMenuDocListener::RemoveUpdateBlocker()
++{
++ if (sUpdateBlockersCount == 1 && gPendingListeners) {
++ while (gPendingListeners->Length() > 0) {
++ (*gPendingListeners)[0]->FlushPendingMutations();
++ gPendingListeners->RemoveElementAt(0);
++ }
++ }
++
++ MOZ_ASSERT(sUpdateBlockersCount > 0, "Negative update blockers count!");
++ sUpdateBlockersCount--;
++}
++
++nsNativeMenuDocListener::nsNativeMenuDocListener(nsIContent *aRootNode) :
++ mRootNode(aRootNode),
++ mDocument(nullptr),
++ mLastSource(nullptr),
++ mLastTarget(nullptr)
++{
++ MOZ_COUNT_CTOR(nsNativeMenuDocListener);
++}
++
++void
++nsNativeMenuDocListener::RegisterForContentChanges(nsIContent *aContent,
++ nsNativeMenuChangeObserver *aObserver)
++{
++ MOZ_ASSERT(aContent, "Need content parameter");
++ MOZ_ASSERT(aObserver, "Need observer parameter");
++ if (!aContent || !aObserver) {
++ return;
++ }
++
++ DebugOnly<nsNativeMenuChangeObserver *> old;
++ MOZ_ASSERT(!mContentToObserverTable.Get(aContent, &old) || old == aObserver,
++ "Multiple observers for the same content node are not supported");
++
++ mContentToObserverTable.Put(aContent, aObserver);
++}
++
++void
++nsNativeMenuDocListener::UnregisterForContentChanges(nsIContent *aContent)
++{
++ MOZ_ASSERT(aContent, "Need content parameter");
++ if (!aContent) {
++ return;
++ }
++
++ mContentToObserverTable.Remove(aContent);
++ if (aContent == mLastSource) {
++ mLastSource = nullptr;
++ mLastTarget = nullptr;
++ }
++}
++
++void
++nsNativeMenuDocListener::Start()
++{
++ if (mDocument) {
++ return;
++ }
++
++ mDocument = mRootNode->OwnerDoc();
++ if (!mDocument) {
++ return;
++ }
++
++ mDocument->AddMutationObserver(this);
++}
++
++void
++nsNativeMenuDocListener::Stop()
++{
++ if (mDocument) {
++ mDocument->RemoveMutationObserver(this);
++ mDocument = nullptr;
++ }
++
++ CancelFlush(this);
++ mPendingMutations.Clear();
++}
+--- /dev/null
++++ b/widget/gtk/nsNativeMenuDocListener.h
+@@ -0,0 +1,152 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#ifndef __nsNativeMenuDocListener_h__
++#define __nsNativeMenuDocListener_h__
++
++#include "mozilla/Attributes.h"
++#include "mozilla/RefPtr.h"
++#include "mozilla/UniquePtr.h"
++#include "nsDataHashtable.h"
++#include "nsStubMutationObserver.h"
++#include "nsTArray.h"
++
++class nsAtom;
++class nsIContent;
++class nsNativeMenuChangeObserver;
++
++namespace mozilla {
++namespace dom {
++class Document;
++}
++}
++
++/*
++ * This class keeps a mapping of content nodes to observers and forwards DOM
++ * mutations to these. There is exactly one of these for every menubar.
++ */
++class nsNativeMenuDocListener final : nsStubMutationObserver
++{
++public:
++ NS_DECL_ISUPPORTS
++
++ nsNativeMenuDocListener(nsIContent *aRootNode);
++
++ // Register an observer to receive mutation events for the specified
++ // content node. The caller must keep the observer alive until
++ // UnregisterForContentChanges is called.
++ void RegisterForContentChanges(nsIContent *aContent,
++ nsNativeMenuChangeObserver *aObserver);
++
++ // Unregister the registered observer for the specified content node
++ void UnregisterForContentChanges(nsIContent *aContent);
++
++ // Start listening to the document and forwarding DOM mutations to
++ // registered observers.
++ void Start();
++
++ // Stop listening to the document. No DOM mutations will be forwarded
++ // to registered observers.
++ void Stop();
++
++ /*
++ * This class is intended to be used inside GObject signal handlers.
++ * It allows us to queue updates until we have finished delivering
++ * events to Gecko, and then we can batch updates to our view of the
++ * menu. This allows us to do menu updates without altering the structure
++ * seen by the OS.
++ */
++ class MOZ_STACK_CLASS BlockUpdatesScope
++ {
++ public:
++ BlockUpdatesScope()
++ {
++ nsNativeMenuDocListener::AddUpdateBlocker();
++ }
++
++ ~BlockUpdatesScope()
++ {
++ nsNativeMenuDocListener::RemoveUpdateBlocker();
++ }
++ };
++
++private:
++ friend class DispatchHelper;
++
++ struct MutationRecord {
++ enum RecordType {
++ eAttributeChanged,
++ eContentInserted,
++ eContentRemoved
++ } mType;
++
++ nsCOMPtr<nsIContent> mTarget;
++ nsCOMPtr<nsIContent> mChild;
++ nsCOMPtr<nsIContent> mPrevSibling;
++ RefPtr<nsAtom> mAttribute;
++ };
++
++ ~nsNativeMenuDocListener();
++
++ NS_DECL_NSIMUTATIONOBSERVER_ATTRIBUTECHANGED
++ NS_DECL_NSIMUTATIONOBSERVER_CONTENTAPPENDED
++ NS_DECL_NSIMUTATIONOBSERVER_CONTENTINSERTED
++ NS_DECL_NSIMUTATIONOBSERVER_CONTENTREMOVED
++ NS_DECL_NSIMUTATIONOBSERVER_NODEWILLBEDESTROYED
++
++ void DoAttributeChanged(nsIContent *aContent, nsAtom *aAttribute);
++ void DoContentInserted(nsIContent *aContainer,
++ nsIContent *aChild,
++ nsIContent *aPrevSibling);
++ void DoContentRemoved(nsIContent *aContainer, nsIContent *aChild);
++ void DoBeginUpdates(nsIContent *aTarget);
++ void DoEndUpdates(nsIContent *aTarget);
++
++ void FlushPendingMutations();
++ static void ScheduleFlush(nsNativeMenuDocListener *aListener);
++ static void CancelFlush(nsNativeMenuDocListener *aListener);
++
++ static void AddUpdateBlocker() { ++sUpdateBlockersCount; }
++ static void RemoveUpdateBlocker();
++
++ nsCOMPtr<nsIContent> mRootNode;
++ mozilla::dom::Document *mDocument;
++ nsIContent *mLastSource;
++ nsNativeMenuChangeObserver *mLastTarget;
++ nsTArray<mozilla::UniquePtr<MutationRecord> > mPendingMutations;
++ nsDataHashtable<nsPtrHashKey<nsIContent>, nsNativeMenuChangeObserver *> mContentToObserverTable;
++
++ static uint32_t sUpdateBlockersCount;
++};
++
++typedef nsTArray<RefPtr<nsNativeMenuDocListener> > nsNativeMenuDocListenerTArray;
++
++/*
++ * Implemented by classes that want to listen to mutation events from content
++ * nodes.
++ */
++class nsNativeMenuChangeObserver
++{
++public:
++ virtual void OnAttributeChanged(nsIContent *aContent, nsAtom *aAttribute) {}
++
++ virtual void OnContentInserted(nsIContent *aContainer,
++ nsIContent *aChild,
++ nsIContent *aPrevSibling) {}
++
++ virtual void OnContentRemoved(nsIContent *aContainer, nsIContent *aChild) {}
++
++ // Signals the start of a sequence of more than 1 event for the specified
++ // node. This only happens when events are flushed as all BlockUpdatesScope
++ // instances go out of scope
++ virtual void OnBeginUpdates(nsIContent *aContent) {};
++
++ // Signals the end of a sequence of events
++ virtual void OnEndUpdates() {};
++};
++
++#endif /* __nsNativeMenuDocListener_h__ */
+--- /dev/null
++++ b/widget/gtk/nsNativeMenuService.cpp
+@@ -0,0 +1,503 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#include "mozilla/Assertions.h"
++#include "mozilla/Preferences.h"
++#include "mozilla/UniquePtr.h"
++#include "nsCOMPtr.h"
++#include "nsCRT.h"
++#include "nsGtkUtils.h"
++#include "nsIContent.h"
++#include "nsIWidget.h"
++#include "nsServiceManagerUtils.h"
++#include "nsWindow.h"
++#include "prlink.h"
++
++#include "nsDbusmenu.h"
++#include "nsMenuBar.h"
++#include "nsNativeMenuDocListener.h"
++
++#include <glib-object.h>
++#include <pango/pango.h>
++#include <stdlib.h>
++
++#include "nsNativeMenuService.h"
++
++using namespace mozilla;
++
++nsNativeMenuService* nsNativeMenuService::sService = nullptr;
++
++extern PangoLayout* gPangoLayout;
++extern nsNativeMenuDocListenerTArray* gPendingListeners;
++
++#if not GLIB_CHECK_VERSION(2,26,0)
++enum GBusType {
++ G_BUS_TYPE_STARTER = -1,
++ G_BUS_TYPE_NONE = 0,
++ G_BUS_TYPE_SYSTEM = 1,
++ G_BUS_TYPE_SESSION = 2
++};
++
++enum GDBusProxyFlags {
++ G_DBUS_PROXY_FLAGS_NONE = 0,
++ G_DBUS_PROXY_FLAGS_DO_NOT_LOAD_PROPERTIES = 1 << 0,
++ G_DBUS_PROXY_FLAGS_DO_NOT_CONNECT_SIGNALS = 1 << 1,
++ G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START = 1 << 2,
++ G_DBUS_PROXY_FLAGS_GET_INVALIDATED_PROPERTIES = 1 << 3
++};
++
++enum GDBusCallFlags {
++ G_DBUS_CALL_FLAGS_NONE = 0,
++ G_DBUS_CALL_FLAGS_NO_AUTO_START = 1 << 0
++};
++
++typedef _GDBusInterfaceInfo GDBusInterfaceInfo;
++typedef _GDBusProxy GDBusProxy;
++typedef _GVariant GVariant;
++#endif
++
++#undef g_dbus_proxy_new_for_bus
++#undef g_dbus_proxy_new_for_bus_finish
++#undef g_dbus_proxy_call
++#undef g_dbus_proxy_call_finish
++#undef g_dbus_proxy_get_name_owner
++
++typedef void (*_g_dbus_proxy_new_for_bus_fn)(GBusType, GDBusProxyFlags,
++ GDBusInterfaceInfo*,
++ const gchar*, const gchar*,
++ const gchar*, GCancellable*,
++ GAsyncReadyCallback, gpointer);
++
++typedef GDBusProxy* (*_g_dbus_proxy_new_for_bus_finish_fn)(GAsyncResult*,
++ GError**);
++typedef void (*_g_dbus_proxy_call_fn)(GDBusProxy*, const gchar*, GVariant*,
++ GDBusCallFlags, gint, GCancellable*,
++ GAsyncReadyCallback, gpointer);
++typedef GVariant* (*_g_dbus_proxy_call_finish_fn)(GDBusProxy*, GAsyncResult*,
++ GError**);
++typedef gchar* (*_g_dbus_proxy_get_name_owner_fn)(GDBusProxy*);
++
++static _g_dbus_proxy_new_for_bus_fn _g_dbus_proxy_new_for_bus;
++static _g_dbus_proxy_new_for_bus_finish_fn _g_dbus_proxy_new_for_bus_finish;
++static _g_dbus_proxy_call_fn _g_dbus_proxy_call;
++static _g_dbus_proxy_call_finish_fn _g_dbus_proxy_call_finish;
++static _g_dbus_proxy_get_name_owner_fn _g_dbus_proxy_get_name_owner;
++
++#define g_dbus_proxy_new_for_bus _g_dbus_proxy_new_for_bus
++#define g_dbus_proxy_new_for_bus_finish _g_dbus_proxy_new_for_bus_finish
++#define g_dbus_proxy_call _g_dbus_proxy_call
++#define g_dbus_proxy_call_finish _g_dbus_proxy_call_finish
++#define g_dbus_proxy_get_name_owner _g_dbus_proxy_get_name_owner
++
++static PRLibrary *gGIOLib = nullptr;
++
++static nsresult
++GDBusInit()
++{
++ gGIOLib = PR_LoadLibrary("libgio-2.0.so.0");
++ if (!gGIOLib) {
++ return NS_ERROR_FAILURE;
++ }
++
++ g_dbus_proxy_new_for_bus = (_g_dbus_proxy_new_for_bus_fn)PR_FindFunctionSymbol(gGIOLib, "g_dbus_proxy_new_for_bus");
++ g_dbus_proxy_new_for_bus_finish = (_g_dbus_proxy_new_for_bus_finish_fn)PR_FindFunctionSymbol(gGIOLib, "g_dbus_proxy_new_for_bus_finish");
++ g_dbus_proxy_call = (_g_dbus_proxy_call_fn)PR_FindFunctionSymbol(gGIOLib, "g_dbus_proxy_call");
++ g_dbus_proxy_call_finish = (_g_dbus_proxy_call_finish_fn)PR_FindFunctionSymbol(gGIOLib, "g_dbus_proxy_call_finish");
++ g_dbus_proxy_get_name_owner = (_g_dbus_proxy_get_name_owner_fn)PR_FindFunctionSymbol(gGIOLib, "g_dbus_proxy_get_name_owner");
++
++ if (!g_dbus_proxy_new_for_bus ||
++ !g_dbus_proxy_new_for_bus_finish ||
++ !g_dbus_proxy_call ||
++ !g_dbus_proxy_call_finish ||
++ !g_dbus_proxy_get_name_owner) {
++ return NS_ERROR_FAILURE;
++ }
++
++ return NS_OK;
++}
++
++NS_IMPL_ISUPPORTS(nsNativeMenuService, nsINativeMenuService)
++
++nsNativeMenuService::nsNativeMenuService() :
++ mCreateProxyCancellable(nullptr), mDbusProxy(nullptr), mOnline(false)
++{
++}
++
++nsNativeMenuService::~nsNativeMenuService()
++{
++ SetOnline(false);
++
++ if (mCreateProxyCancellable) {
++ g_cancellable_cancel(mCreateProxyCancellable);
++ g_object_unref(mCreateProxyCancellable);
++ mCreateProxyCancellable = nullptr;
++ }
++
++ // Make sure we disconnect map-event handlers
++ while (mMenuBars.Length() > 0) {
++ NotifyNativeMenuBarDestroyed(mMenuBars[0]);
++ }
++
++ Preferences::UnregisterCallback(PrefChangedCallback,
++ "ui.use_unity_menubar");
++
++ if (mDbusProxy) {
++ g_signal_handlers_disconnect_by_func(mDbusProxy,
++ FuncToGpointer(name_owner_changed_cb),
++ NULL);
++ g_object_unref(mDbusProxy);
++ }
++
++ if (gPendingListeners) {
++ delete gPendingListeners;
++ gPendingListeners = nullptr;
++ }
++ if (gPangoLayout) {
++ g_object_unref(gPangoLayout);
++ gPangoLayout = nullptr;
++ }
++
++ MOZ_ASSERT(sService == this);
++ sService = nullptr;
++}
++
++nsresult
++nsNativeMenuService::Init()
++{
++ nsresult rv = nsDbusmenuFunctions::Init();
++ if (NS_FAILED(rv)) {
++ return rv;
++ }
++
++ rv = GDBusInit();
++ if (NS_FAILED(rv)) {
++ return rv;
++ }
++
++ Preferences::RegisterCallback(PrefChangedCallback,
++ "ui.use_unity_menubar");
++
++ mCreateProxyCancellable = g_cancellable_new();
++
++ g_dbus_proxy_new_for_bus(G_BUS_TYPE_SESSION,
++ static_cast<GDBusProxyFlags>(
++ G_DBUS_PROXY_FLAGS_DO_NOT_LOAD_PROPERTIES |
++ G_DBUS_PROXY_FLAGS_DO_NOT_CONNECT_SIGNALS |
++ G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START),
++ nullptr,
++ "com.canonical.AppMenu.Registrar",
++ "/com/canonical/AppMenu/Registrar",
++ "com.canonical.AppMenu.Registrar",
++ mCreateProxyCancellable, proxy_created_cb,
++ nullptr);
++
++ /* We don't technically know that the shell will draw the menubar until
++ * we know whether anybody owns the name of the menubar service on the
++ * session bus. However, discovering this happens asynchronously so
++ * we optimize for the common case here by assuming that the shell will
++ * draw window menubars if we are running inside Unity. This should
++ * mean that we avoid temporarily displaying the window menubar ourselves
++ */
++ const char *desktop = getenv("XDG_CURRENT_DESKTOP");
++ if (nsCRT::strcmp(desktop, "Unity") == 0) {
++ SetOnline(true);
++ }
++
++ return NS_OK;
++}
++
++/* static */ void
++nsNativeMenuService::EnsureInitialized()
++{
++ if (sService) {
++ return;
++ }
++ nsCOMPtr<nsINativeMenuService> service =
++ do_GetService("@mozilla.org/widget/nativemenuservice;1");
++}
++
++void
++nsNativeMenuService::SetOnline(bool aOnline)
++{
++ if (!Preferences::GetBool("ui.use_unity_menubar", true)) {
++ aOnline = false;
++ }
++
++ mOnline = aOnline;
++ if (aOnline) {
++ for (uint32_t i = 0; i < mMenuBars.Length(); ++i) {
++ RegisterNativeMenuBar(mMenuBars[i]);
++ }
++ } else {
++ for (uint32_t i = 0; i < mMenuBars.Length(); ++i) {
++ mMenuBars[i]->Deactivate();
++ }
++ }
++}
++
++void
++nsNativeMenuService::RegisterNativeMenuBar(nsMenuBar *aMenuBar)
++{
++ if (!mOnline) {
++ return;
++ }
++
++ // This will effectively create the native menubar for
++ // exporting over the session bus, and hide the XUL menubar
++ aMenuBar->Activate();
++
++ if (!mDbusProxy ||
++ !gtk_widget_get_mapped(aMenuBar->TopLevelWindow()) ||
++ mMenuBarRegistrationCancellables.Get(aMenuBar, nullptr)) {
++ // Don't go further if we don't have a proxy for the shell menu
++ // service, the window isn't mapped or there is a request in progress.
++ return;
++ }
++
++ uint32_t xid = aMenuBar->WindowId();
++ nsCString path = aMenuBar->ObjectPath();
++ if (xid == 0 || path.IsEmpty()) {
++ NS_WARNING("Menubar has invalid XID or object path");
++ return;
++ }
++
++ GCancellable *cancellable = g_cancellable_new();
++ mMenuBarRegistrationCancellables.Put(aMenuBar, cancellable);
++
++ // We keep a weak ref because we can't assume that GDBus cancellation
++ // is reliable (see https://launchpad.net/bugs/953562)
++
++ g_dbus_proxy_call(mDbusProxy, "RegisterWindow",
++ g_variant_new("(uo)", xid, path.get()),
++ G_DBUS_CALL_FLAGS_NONE, -1,
++ cancellable,
++ register_native_menubar_cb, aMenuBar);
++}
++
++/* static */ void
++nsNativeMenuService::name_owner_changed_cb(GObject *gobject,
++ GParamSpec *pspec,
++ gpointer user_data)
++{
++ nsNativeMenuService::GetSingleton()->OnNameOwnerChanged();
++}
++
++/* static */ void
++nsNativeMenuService::proxy_created_cb(GObject *source_object,
++ GAsyncResult *res,
++ gpointer user_data)
++{
++ GError *error = nullptr;
++ GDBusProxy *proxy = g_dbus_proxy_new_for_bus_finish(res, &error);
++ if (error && g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) {
++ g_error_free(error);
++ return;
++ }
++
++ if (error) {
++ g_error_free(error);
++ }
++
++ // We need this check because we can't assume that GDBus cancellation
++ // is reliable (see https://launchpad.net/bugs/953562)
++ nsNativeMenuService *self = nsNativeMenuService::GetSingleton();
++ if (!self) {
++ if (proxy) {
++ g_object_unref(proxy);
++ }
++ return;
++ }
++
++ self->OnProxyCreated(proxy);
++}
++
++/* static */ void
++nsNativeMenuService::register_native_menubar_cb(GObject *source_object,
++ GAsyncResult *res,
++ gpointer user_data)
++{
++ nsMenuBar *menuBar = static_cast<nsMenuBar *>(user_data);
++
++ GError *error = nullptr;
++ GVariant *results = g_dbus_proxy_call_finish(G_DBUS_PROXY(source_object),
++ res, &error);
++ if (results) {
++ // There's nothing useful in the response
++ g_variant_unref(results);
++ }
++
++ bool success = error ? false : true;
++ if (error && g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) {
++ g_error_free(error);
++ return;
++ }
++
++ if (error) {
++ g_error_free(error);
++ }
++
++ nsNativeMenuService *self = nsNativeMenuService::GetSingleton();
++ if (!self) {
++ return;
++ }
++
++ self->OnNativeMenuBarRegistered(menuBar, success);
++}
++
++/* static */ gboolean
++nsNativeMenuService::map_event_cb(GtkWidget *widget,
++ GdkEvent *event,
++ gpointer user_data)
++{
++ nsMenuBar *menubar = static_cast<nsMenuBar *>(user_data);
++ nsNativeMenuService::GetSingleton()->RegisterNativeMenuBar(menubar);
++
++ return FALSE;
++}
++
++void
++nsNativeMenuService::OnNameOwnerChanged()
++{
++ char *owner = g_dbus_proxy_get_name_owner(mDbusProxy);
++ SetOnline(owner ? true : false);
++ g_free(owner);
++}
++
++void
++nsNativeMenuService::OnProxyCreated(GDBusProxy *aProxy)
++{
++ mDbusProxy = aProxy;
++
++ g_object_unref(mCreateProxyCancellable);
++ mCreateProxyCancellable = nullptr;
++
++ if (!mDbusProxy) {
++ SetOnline(false);
++ return;
++ }
++
++ g_signal_connect(mDbusProxy, "notify::g-name-owner",
++ G_CALLBACK(name_owner_changed_cb), nullptr);
++
++ OnNameOwnerChanged();
++}
++
++void
++nsNativeMenuService::OnNativeMenuBarRegistered(nsMenuBar *aMenuBar,
++ bool aSuccess)
++{
++ // Don't assume that GDBus cancellation is reliable (ie, |aMenuBar| might
++ // have already been deleted (see https://launchpad.net/bugs/953562)
++ GCancellable *cancellable = nullptr;
++ if (!mMenuBarRegistrationCancellables.Get(aMenuBar, &cancellable)) {
++ return;
++ }
++
++ g_object_unref(cancellable);
++ mMenuBarRegistrationCancellables.Remove(aMenuBar);
++
++ if (!aSuccess) {
++ aMenuBar->Deactivate();
++ }
++}
++
++/* static */ void
++nsNativeMenuService::PrefChangedCallback(const char *aPref,
++ void *aClosure)
++{
++ nsNativeMenuService::GetSingleton()->PrefChanged();
++}
++
++void
++nsNativeMenuService::PrefChanged()
++{
++ if (!mDbusProxy) {
++ SetOnline(false);
++ return;
++ }
++
++ OnNameOwnerChanged();
++}
++
++NS_IMETHODIMP
++nsNativeMenuService::CreateNativeMenuBar(nsIWidget *aParent,
++ mozilla::dom::Element *aMenuBarNode)
++{
++ NS_ENSURE_ARG(aParent);
++ NS_ENSURE_ARG(aMenuBarNode);
++
++ if (aMenuBarNode->AttrValueIs(kNameSpaceID_None,
++ nsGkAtoms::_moz_menubarkeeplocal,
++ nsGkAtoms::_true,
++ eCaseMatters)) {
++ return NS_OK;
++ }
++
++ UniquePtr<nsMenuBar> menubar(nsMenuBar::Create(aParent, aMenuBarNode));
++ if (!menubar) {
++ NS_WARNING("Failed to create menubar");
++ return NS_ERROR_FAILURE;
++ }
++
++ // Unity forgets our window if it is unmapped by the application, which
++ // happens with some extensions that add "minimize to tray" type
++ // functionality. We hook on to the MapNotify event to re-register our menu
++ // with Unity
++ g_signal_connect(G_OBJECT(menubar->TopLevelWindow()),
++ "map-event", G_CALLBACK(map_event_cb),
++ menubar.get());
++
++ mMenuBars.AppendElement(menubar.get());
++ RegisterNativeMenuBar(menubar.get());
++
++ static_cast<nsWindow *>(aParent)->SetMenuBar(std::move(menubar));
++
++ return NS_OK;
++}
++
++/* static */ already_AddRefed<nsNativeMenuService>
++nsNativeMenuService::GetInstanceForServiceManager()
++{
++ RefPtr<nsNativeMenuService> service(sService);
++
++ if (service) {
++ return service.forget();
++ }
++
++ service = new nsNativeMenuService();
++
++ if (NS_FAILED(service->Init())) {
++ return nullptr;
++ }
++
++ sService = service.get();
++ return service.forget();
++}
++
++/* static */ nsNativeMenuService*
++nsNativeMenuService::GetSingleton()
++{
++ EnsureInitialized();
++ return sService;
++}
++
++void
++nsNativeMenuService::NotifyNativeMenuBarDestroyed(nsMenuBar *aMenuBar)
++{
++ g_signal_handlers_disconnect_by_func(aMenuBar->TopLevelWindow(),
++ FuncToGpointer(map_event_cb),
++ aMenuBar);
++
++ mMenuBars.RemoveElement(aMenuBar);
++
++ GCancellable *cancellable = nullptr;
++ if (mMenuBarRegistrationCancellables.Get(aMenuBar, &cancellable)) {
++ mMenuBarRegistrationCancellables.Remove(aMenuBar);
++ g_cancellable_cancel(cancellable);
++ g_object_unref(cancellable);
++ }
++}
+--- /dev/null
++++ b/widget/gtk/nsNativeMenuService.h
+@@ -0,0 +1,84 @@
++/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* vim:expandtab:shiftwidth=4:tabstop=4:
++ */
++/* This Source Code Form is subject to the terms of the Mozilla Public
++ * License, v. 2.0. If a copy of the MPL was not distributed with this
++ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
++
++#ifndef __nsNativeMenuService_h__
++#define __nsNativeMenuService_h__
++
++#include "mozilla/Attributes.h"
++#include "nsCOMPtr.h"
++#include "nsDataHashtable.h"
++#include "nsINativeMenuService.h"
++#include "nsTArray.h"
++
++#include <gdk/gdk.h>
++#include <gio/gio.h>
++#include <gtk/gtk.h>
++
++class nsMenuBar;
++
++/*
++ * The main native menu service singleton. nsWebShellWindow calls in to this when
++ * a new top level window is created.
++ *
++ * Menubars are owned by their nsWindow. This service holds a weak reference to
++ * each menubar for the purpose of re-registering them with the shell if it
++ * needs to. The menubar is responsible for notifying the service when the last
++ * reference to it is dropped.
++ */
++class nsNativeMenuService final : public nsINativeMenuService
++{
++public:
++ NS_DECL_ISUPPORTS
++
++ NS_IMETHOD CreateNativeMenuBar(nsIWidget* aParent, mozilla::dom::Element* aMenuBarNode) override;
++
++ // Returns the singleton addref'd for the service manager
++ static already_AddRefed<nsNativeMenuService> GetInstanceForServiceManager();
++
++ // Returns the singleton without increasing the reference count
++ static nsNativeMenuService* GetSingleton();
++
++ // Called by a menubar when it is deleted
++ void NotifyNativeMenuBarDestroyed(nsMenuBar *aMenuBar);
++
++private:
++ nsNativeMenuService();
++ ~nsNativeMenuService();
++ nsresult Init();
++
++ static void EnsureInitialized();
++ void SetOnline(bool aOnline);
++ void RegisterNativeMenuBar(nsMenuBar *aMenuBar);
++ static void name_owner_changed_cb(GObject *gobject,
++ GParamSpec *pspec,
++ gpointer user_data);
++ static void proxy_created_cb(GObject *source_object,
++ GAsyncResult *res,
++ gpointer user_data);
++ static void register_native_menubar_cb(GObject *source_object,
++ GAsyncResult *res,
++ gpointer user_data);
++ static gboolean map_event_cb(GtkWidget *widget, GdkEvent *event,
++ gpointer user_data);
++ void OnNameOwnerChanged();
++ void OnProxyCreated(GDBusProxy *aProxy);
++ void OnNativeMenuBarRegistered(nsMenuBar *aMenuBar,
++ bool aSuccess);
++ static void PrefChangedCallback(const char *aPref, void *aClosure);
++ void PrefChanged();
++
++ GCancellable *mCreateProxyCancellable;
++ GDBusProxy *mDbusProxy;
++ bool mOnline;
++ nsTArray<nsMenuBar *> mMenuBars;
++ nsDataHashtable<nsPtrHashKey<nsMenuBar>, GCancellable*> mMenuBarRegistrationCancellables;
++
++ static bool sShutdown;
++ static nsNativeMenuService *sService;
++};
++
++#endif /* __nsNativeMenuService_h__ */
+--- a/widget/gtk/nsWindow.cpp
++++ b/widget/gtk/nsWindow.cpp
+@@ -6096,6 +6096,10 @@ void nsWindow::HideWindowChrome(bool aSh
+ SetWindowDecoration(aShouldHide ? eBorderStyle_none : mBorderStyle);
+ }
+
++void nsWindow::SetMenuBar(UniquePtr<nsMenuBar> aMenuBar) {
++ mMenuBar = std::move(aMenuBar);
++}
++
+ bool nsWindow::CheckForRollup(gdouble aMouseX, gdouble aMouseY, bool aIsWheel,
+ bool aAlwaysRollup) {
+ nsIRollupListener* rollupListener = GetActiveRollupListener();
+--- a/widget/gtk/nsWindow.h
++++ b/widget/gtk/nsWindow.h
+@@ -39,6 +39,8 @@
+
+ #include "IMContextWrapper.h"
+
++#include "nsMenuBar.h"
++
+ #undef LOG
+ #ifdef MOZ_LOGGING
+
+@@ -177,6 +179,8 @@ class nsWindow final : public nsBaseWidg
+ nsIScreen* aTargetScreen = nullptr) override;
+ virtual void HideWindowChrome(bool aShouldHide) override;
+
++ void SetMenuBar(mozilla::UniquePtr<nsMenuBar> aMenuBar);
++
+ /**
+ * GetLastUserInputTime returns a timestamp for the most recent user input
+ * event. This is intended for pointer grab requests (including drags).
+@@ -701,6 +705,8 @@ class nsWindow final : public nsBaseWidg
+ static CSDSupportLevel sCSDSupportLevel;
+
+ static bool sTransparentMainWindow;
++
++ mozilla::UniquePtr<nsMenuBar> mMenuBar;
+ };
+
+ #endif /* __nsWindow_h__ */
+--- a/widget/moz.build
++++ b/widget/moz.build
+@@ -68,9 +68,9 @@ elif toolkit == "cocoa":
+ "nsITouchBarInput.idl",
+ "nsITouchBarUpdater.idl",
+ ]
+- EXPORTS += [
+- "nsINativeMenuService.h",
+- ]
++
++if toolkit in ("cocoa", "gtk"):
++ EXPORTS += ["nsINativeMenuService.h"]
+
+ TEST_DIRS += ["tests", "tests/gtest"]
+
+--- /dev/null
++++ b/xpcom/ds/NativeMenuAtoms.py
+@@ -0,0 +1,9 @@
++from Atom import Atom
++
++NATIVE_MENU_ATOMS = [
++ Atom("menuitem_with_favicon", "menuitem-with-favicon"),
++ Atom("_moz_menubarkeeplocal", "_moz-menubarkeeplocal"),
++ Atom("_moz_nativemenupopupstate", "_moz-nativemenupopupstate"),
++ Atom("openedwithkey", "openedwithkey"),
++ Atom("shellshowingmenubar", "shellshowingmenubar"),
++]
+--- a/xpcom/ds/StaticAtoms.py
++++ b/xpcom/ds/StaticAtoms.py
+@@ -7,6 +7,7 @@
+ from Atom import Atom, InheritingAnonBoxAtom, NonInheritingAnonBoxAtom
+ from Atom import PseudoElementAtom
+ from HTMLAtoms import HTML_PARSER_ATOMS
++from NativeMenuAtoms import NATIVE_MENU_ATOMS
+ import sys
+
+ # Static atom definitions, used to generate nsGkAtomList.h.
+@@ -2560,7 +2561,7 @@ STATIC_ATOMS = [
+ InheritingAnonBoxAtom("AnonBox_mozSVGForeignContent", ":-moz-svg-foreign-content"),
+ InheritingAnonBoxAtom("AnonBox_mozSVGText", ":-moz-svg-text"),
+ # END ATOMS
+-] + HTML_PARSER_ATOMS
++] + HTML_PARSER_ATOMS + NATIVE_MENU_ATOMS
+
+
+ def verify():
+--- a/widget/gtk/components.conf
++++ b/widget/gtk/components.conf
+@@ -82,6 +82,14 @@ Classes = [
+ 'headers': ['/widget/gtk/nsApplicationChooser.h'],
+ 'processes': ProcessSelector.MAIN_PROCESS_ONLY,
+ },
++ {
++ 'cid': '{0B3FE5AA-BC72-4303-85AE-76365DF1251D}',
++ 'contract_ids': ['@mozilla.org/widget/nativemenuservice;1'],
++ 'singleton': True,
++ 'type': 'nsNativeMenuService',
++ 'constructor': 'nsNativeMenuService::GetInstanceForServiceManager',
++ 'headers': ['/widget/gtk/nsNativeMenuService.h'],
++ },
+ ]
+
+ if defined('MOZ_X11'):
+--- a/xpfe/appshell/AppWindow.cpp
++++ b/xpfe/appshell/AppWindow.cpp
+@@ -71,7 +71,7 @@
+ # include "mozilla/XULStore.h"
+ #endif
+
+-#ifdef XP_MACOSX
++#if defined(XP_MACOSX) || defined(MOZ_WIDGET_GTK)
+ # include "nsINativeMenuService.h"
+ # define USE_NATIVE_MENUS
+ #endif