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#!/usr/bin/env python3
"""Run nvim inside gnome-terminal"""
import sys
import os
import subprocess
import dbus
from time import time
APP_ID = 'org.neovim'
CLASS = 'neovim'
NAME = 'Neovim'
def find_terminal_server():
candidates = list(filter(os.path.exists, \
('/usr/lib/gnome-terminal/gnome-terminal-server', # arch et al
'/usr/lib/gnome-terminal-server',
'/usr/libexec/gnome-terminal-server'))) # fedora 22
if len(candidates) > 0:
return candidates[0]
else:
print("nvim-wrapper needs gnome-terminal-server, but it wasn't found.")
sys.exit()
SERVER_CMD = [
find_terminal_server(),
'--app-id', APP_ID,
'--class', CLASS,
'--name', NAME,
]
TERM_CMD = [
'gnome-terminal',
'--app-id', APP_ID,
'--class', CLASS,
'--name', NAME,
'--hide-menubar',
'-x',
'nvim',
]
GTERM_PASSTHROUGH_OPTIONS = [
'--full-screen',
'--maximize',
'--profile',
'--geometry',
'--working-directory',
'--display'
]
def processArgv():
argv = sys.argv[1:]
gtermOptions = []
nvimOptions = []
for arg in argv:
argParts = arg.split('=', 1)
if argParts[0] in GTERM_PASSTHROUGH_OPTIONS:
gtermOptions.append(arg)
elif arg=='-f':
gtermOptions.append('--wait')
else:
nvimOptions.append(arg)
# launch the wrapper in the current directory by default
if not any([o.startswith('--working-directory') for o in gtermOptions]):
gtermOptions.append('--working-directory='+os.path.abspath(os.curdir))
# enable title by default
nvimOptions.append("+set title")
# enable 24-bit color
nvimOptions.append("+set termguicolors")
return {
'gterm': gtermOptions,
'nvim': nvimOptions
}
def main():
"""Run nvim inside gnome-terminal"""
session_bus = dbus.SessionBus()
# launch the terminal server with a custom app-id
# and window class (so the .desktop file gets associated)
if not session_bus.name_has_owner(APP_ID):
subprocess.Popen(SERVER_CMD)
# wait until the name is registered, or 2 seconds pass (when launching from
# cold cache it might take more time)
timeout = time() + 2
while not session_bus.name_has_owner(APP_ID) and time() <= timeout:
pass
# launch nvim in a gnome-terminal instance
if session_bus.name_has_owner(APP_ID):
options = processArgv()
cmd = [] + TERM_CMD[:-2] + options['gterm'] + TERM_CMD[-2:] + options['nvim']
with open(os.devnull, 'wb') as fnull:
p=subprocess.Popen(cmd,
stdout=fnull,
stderr=fnull)
if '--wait' in options['gterm']:
p.wait()
if __name__ == '__main__':
main()
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