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Notifications: Check if DBus is available

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This commit is contained in:
Philipp Hörist 2019-03-16 15:51:12 +01:00
parent c17b744465
commit 05dc004448
1 changed files with 30 additions and 21 deletions
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51
gajim/gtk/notification.py
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@ -52,29 +52,11 @@ class Notification:
Handle notifications
"""
def __init__(self):
self._dbus_available = False
self._daemon_capabilities = ['actions']
self._win32_active_popup = None
# Detect if actions are supported by the notification daemon
if sys.platform not in ('win32', 'darwin'):
def on_proxy_ready(_source, res, _data=None):
try:
proxy = Gio.DBusProxy.new_finish(res)
self._daemon_capabilities = proxy.GetCapabilities()
except GLib.Error:
log.exception('Notifications D-Bus connection failed')
else:
log.debug('Notifications D-Bus connected')
log.debug('Connecting to Notifications D-Bus')
Gio.DBusProxy.new_for_bus(Gio.BusType.SESSION,
Gio.DBusProxyFlags.DO_NOT_CONNECT_SIGNALS,
None,
'org.freedesktop.Notifications',
'/org/freedesktop/Notifications',
'org.freedesktop.Notifications',
None,
on_proxy_ready)
self._detect_dbus_caps()
app.ged.register_event_handler(
'notification', ged.GUI2, self._nec_notification)
@ -82,6 +64,30 @@ class Notification:
'our-show', ged.GUI2, self._nec_our_status)
app.events.event_removed_subscribe(self._on_event_removed)
def _detect_dbus_caps(self):
if sys.platform in ('win32', 'darwin'):
return
def on_proxy_ready(_source, res, _data=None):
try:
proxy = Gio.DBusProxy.new_finish(res)
self.daemon_capabilities = proxy.GetCapabilities()
except GLib.Error:
log.exception('Notifications D-Bus connection failed')
else:
self._dbus_available = True
log.info('Notifications D-Bus connected')
log.info('Connecting to Notifications D-Bus')
Gio.DBusProxy.new_for_bus(Gio.BusType.SESSION,
Gio.DBusProxyFlags.DO_NOT_CONNECT_SIGNALS,
None,
'org.freedesktop.Notifications',
'/org/freedesktop/Notifications',
'org.freedesktop.Notifications',
None,
on_proxy_ready)
def _nec_notification(self, obj):
if obj.do_popup:
icon_name = self._get_icon_name(obj)
@ -149,6 +155,9 @@ class Notification:
self._win32_active_popup.connect('destroy', self._on_popup_destroy)
return
if not self._dbus_available:
return
scale = get_monitor_scale_factor()
icon_pixbuf = load_icon(icon_name, size=48, pixbuf=True, scale=scale)
@ -210,7 +219,7 @@ class Notification:
if sys.platform == 'win32':
if self._win32_active_popup is not None:
self._win32_active_popup.destroy()
else:
elif self._dbus_available:
app.app.withdraw_notification(self._make_id(*args))
@staticmethod