qubes-desktop-run: Activate via DBUS when desktop file contains DBusActivatable

misc/qubes-desktop-run

@@ -1,11 +1,36 @@
-#!/usr/bin/python
+#! /usr/bin/env python
+# -*- coding: utf-8 -*-
+# vim: set ft=python ts=4 sw=4 sts=4 et :
+
+import sys
+import subprocess
 
 from gi.repository import Gio
-import sys
 
 def main(myname, desktop, *files):
-    launcher = Gio.DesktopAppInfo.new_from_filename(desktop)
+    info = Gio.DesktopAppInfo()
-    launcher.launch(files, None)
+    dbus_activate = False
+
+    try:
+        launcher = info.new_from_filename(desktop)
+    except TypeError:
+        launcher = None
+
+    if launcher:
+        try:
+            dbus_activate = launcher.get_boolean('DBusActivatable')
+        except AttributeError:
+            dbus_activate = False
+
+        if not dbus_activate:
+            launcher.launch(files, None)
+
+        else:
+            if dbus_activate:
+                cmd = ['gapplication', 'launch', launcher.get_id().replace('.desktop', '')]
+                if files:
+                    cmd.extend(files)
+                process = subprocess.Popen(cmd, close_fds=True)
 
 if __name__ == "__main__":
     main(*sys.argv)