e4eab43d06
PrefersNonDefaultGPU desktop entry key. XApp.util_gpu_offload_supported() is still used as a fallback for older libxapp versions.
76 lines
2.6 KiB
Python
Executable File
76 lines
2.6 KiB
Python
Executable File
#!/usr/bin/python3
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import os
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from gi.repository import Gio, GLib, Gdk, XApp
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def RemoveArgs(Execline):
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if isinstance(Execline, list):
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Execline = ' '.join(Execline)
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Specials = ["%f", "%F", "%u", "%U", "%d", "%D", "%n", "%N", "%i", "%c", "%k", "%v", "%m", "%M",
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"STARTED_FROM_MENU=yes"]
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for spec in Specials:
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if spec in Execline:
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Execline = Execline.replace(spec, "")
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return Execline
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def dummy_child_watch (pid, status, data):
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# Do nothing, this is just to ensure we don't double fork
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# and break pkexec: https://bugzilla.gnome.org/show_bug.cgi?id=675789
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pass
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def gather_pid_callback(appinfo, pid, data):
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GLib.child_watch_add(pid, dummy_child_watch, None)
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# Actually execute the command
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def Execute(cmd , commandCwd=None, desktopFile=None, offload=False):
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if desktopFile:
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launcher = Gio.DesktopAppInfo.new_from_filename(desktopFile)
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context = Gdk.Display.get_default().get_app_launch_context()
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if offload:
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print("Offloading '%s' to discrete gpu." % launcher.get_name());
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try:
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helper = XApp.GpuOffloadHelper.get_sync()
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infos = helper.get_offload_infos()
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if infos:
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i = 0
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env_strv = infos[0].env_strv
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while i < len(env_strv):
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context.setenv(env_strv[i], env_strv[i + 1])
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i += 2
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except AttributeError:
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context.setenv("__NV_PRIME_RENDER_OFFLOAD", "1")
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context.setenv("__GLX_VENDOR_LIBRARY_NAME", "nvidia");
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try:
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retval = launcher.launch_uris_as_manager(uris=[],
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launch_context=context,
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spawn_flags=GLib.SpawnFlags.SEARCH_PATH|GLib.SpawnFlags.DO_NOT_REAP_CHILD,
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user_setup=None, user_setup_data=None,
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pid_callback=gather_pid_callback, pid_callback_data=None)
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return retval
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except GLib.Error as e:
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print("Error launching %s: %s" % (launcher.get_name(), e.message))
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return False
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cwd = os.path.expanduser("~")
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if commandCwd:
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tmpCwd = os.path.expanduser(commandCwd)
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if (os.path.exists(tmpCwd)):
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cwd = tmpCwd
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cmd = RemoveArgs(cmd)
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try:
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os.chdir(cwd)
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os.system(cmd + " &")
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return True
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except Exception as e:
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print(e)
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return False
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