Handle KDE with specific arg/desktop file

Makefile

@@ -12,6 +12,7 @@ install:
 	$(PYTHON) setup.py install -O1 $(PYTHON_PREFIX_ARG) --root $(DESTDIR)
 	install -d $(DESTDIR)/etc/xdg/autostart
 	install -m 0644 etc/qvm-start-daemon.desktop $(DESTDIR)/etc/xdg/autostart/
+	install -m 0644 etc/qvm-start-daemon-kde.desktop $(DESTDIR)/etc/xdg/autostart/
 	install -d $(DESTDIR)/usr/bin
 	ln -sf qvm-start-daemon $(DESTDIR)/usr/bin/qvm-start-gui
 

etc/qvm-start-daemon-kde.desktop

@@ -0,0 +1,8 @@
+[Desktop Entry]
+Name=Qubes Guid/Pacat
+Comment=Starts GUI/AUDIO daemon for Qubes VMs in KDE
+Icon=qubes
+Exec=qvm-start-daemon --all --watch --kde
+Terminal=false
+Type=Application
+OnlyShowIn=KDE

etc/qvm-start-daemon.desktop

@@ -5,3 +5,4 @@ Icon=qubes
 Exec=qvm-start-daemon --all --watch
 Terminal=false
 Type=Application
+NotShowIn=KDE

qubesadmin/tools/qvm_start_daemon.py

@@ -149,6 +149,7 @@ class DAEMONLauncher:
         """
         self.app = app
         self.started_processes = {}
+        self.kde = False
 
     @asyncio.coroutine
     def send_monitor_layout(self, vm, layout=None, startup=False):
@@ -215,33 +216,28 @@ class DAEMONLauncher:
         """Return KDE-specific arguments for gui-daemon, if applicable"""
 
         guid_cmd = []
-        # Avoid using environment variables for checking the current session,
-        #  because this script may be called with cleared env (like with sudo).
-        if subprocess.check_output(
-                ['xprop', '-root', '-notype', 'KWIN_RUNNING']) == \
-                b'KWIN_RUNNING = 0x1\n':
-            # native decoration plugins is used, so adjust window properties
-            # accordingly
-            guid_cmd += ['-T']  # prefix window titles with VM name
-            # get owner of X11 session
-            session_owner = None
-            for line in subprocess.check_output(['xhost']).splitlines():
-                if line == b'SI:localuser:root':
-                    pass
-                elif line.startswith(b'SI:localuser:'):
-                    session_owner = line.split(b':')[2].decode()
-            if session_owner is not None:
-                data_dir = os.path.expanduser(
-                    '~{}/.local/share'.format(session_owner))
-            else:
-                # fallback to current user
-                data_dir = os.path.expanduser('~/.local/share')
-
-            guid_cmd += ['-p',
-                         '_KDE_NET_WM_COLOR_SCHEME=s:{}'.format(
-                             os.path.join(data_dir,
-                                          'qubes-kde',
-                                          vm.label.name + '.colors'))]
+        # native decoration plugins is used, so adjust window properties
+        # accordingly
+        guid_cmd += ['-T']  # prefix window titles with VM name
+        # get owner of X11 session
+        session_owner = None
+        for line in subprocess.check_output(['xhost']).splitlines():
+            if line == b'SI:localuser:root':
+                pass
+            elif line.startswith(b'SI:localuser:'):
+                session_owner = line.split(b':')[2].decode()
+        if session_owner is not None:
+            data_dir = os.path.expanduser(
+                '~{}/.local/share'.format(session_owner))
+        else:
+            # fallback to current user
+            data_dir = os.path.expanduser('~/.local/share')
+
+        guid_cmd += ['-p',
+                        '_KDE_NET_WM_COLOR_SCHEME=s:{}'.format(
+                            os.path.join(data_dir,
+                                        'qubes-kde',
+                                        vm.label.name + '.colors'))]
         return guid_cmd
 
     def common_guid_args(self, vm):
@@ -262,7 +258,6 @@ class DAEMONLauncher:
         if vm.features.check_with_template('rpc-clipboard', False):
             guid_cmd.extend(['-Q'])
 
-        guid_cmd += self.kde_guid_args(vm)
         return guid_cmd
 
     @staticmethod
@@ -295,6 +290,8 @@ class DAEMONLauncher:
             local X server.
         """
         guid_cmd = self.common_guid_args(vm)
+        if self.kde:
+            guid_cmd.extend(self.kde_guid_args(vm))
         guid_cmd.extend(['-d', str(vm.xid)])
 
         if vm.virt_mode == 'hvm':
@@ -495,6 +492,8 @@ parser.add_argument('--notify-monitor-layout', action='store_true',
 parser.add_argument('--set-keyboard-layout', action='store_true',
                     help='Set keyboard layout values into GuiVM features.'
                          'This option is implied by --watch')
+parser.add_argument('--kde', action='store_true',
+                    help='Set KDE specific arguments to gui-daemon.')
 # Add it for the help only
 parser.add_argument('--force', action='store_true', default=False,
                     help='Force running daemon without enabled services'
@@ -521,6 +520,8 @@ def main(args=None):
         guivm = args.app.domains.get_blind(args.app.local_name)
         set_keyboard_layout(guivm)
     launcher = DAEMONLauncher(args.app)
+    if args.kde:
+        launcher.kde = True
     if args.watch:
         if not have_events:
             parser.error('--watch option require Python >= 3.5')

rpm_spec/qubes-core-admin-client.spec.in

@@ -53,6 +53,7 @@ make -C doc DESTDIR=$RPM_BUILD_ROOT \
 %defattr(-,root,root,-)
 %doc LICENSE
 %config /etc/xdg/autostart/qvm-start-daemon.desktop
+%config /etc/xdg/autostart/qvm-start-daemon-kde.desktop
 %{_bindir}/qubes-*
 %{_bindir}/qvm-*
 %{_mandir}/man1/qvm-*.1*