def _on_window_opened(self, screen, window):
workspace = Wnck.Window.get_workspace(window)
if workspace:
self.workspaces[workspace].append(window)
GObject.signal_connect_closure(
window, "geometry-changed", self._geometry_changed, True)
GObject.signal_connect_closure(
window, "workspace-changed", self._update_workspace, True)
def test_signal_handler_block_matching(self):
def dummy(*args):
"Hack to work around: "
def foo(obj):
obj.status += 1
obj = self.Object()
handler_id = GObject.signal_connect_closure(obj,
'my-signal',
foo,
after=False)
handler_id
self.assertEqual(obj.status, 0)
obj.emit('my-signal')
self.assertEqual(obj.status, 1)
# Blocking by match criteria disables the foo callback
signal_id, detail = GObject.signal_parse_name('my-signal', obj, True)
count = GObject.signal_handlers_block_matched(
obj,
GObject.SignalMatchType.ID | GObject.SignalMatchType.CLOSURE,
signal_id=signal_id,
detail=detail,
closure=foo,
func=dummy,
data=dummy)
self.assertEqual(count, 1)
obj.emit('my-signal')
self.assertEqual(obj.status, 1)
# Unblocking by the same match criteria allows callback to work again
count = GObject.signal_handlers_unblock_matched(
obj,
GObject.SignalMatchType.ID | GObject.SignalMatchType.CLOSURE,
signal_id=signal_id,
detail=detail,
closure=foo,
func=dummy,
data=dummy)
self.assertEqual(count, 1)
obj.emit('my-signal')
self.assertEqual(obj.status, 2)
# Disconnecting by match criteria completely removes the handler
count = GObject.signal_handlers_disconnect_matched(
obj,
GObject.SignalMatchType.ID | GObject.SignalMatchType.CLOSURE,
signal_id=signal_id,
detail=detail,
closure=foo,
func=dummy,
data=dummy)
self.assertEqual(count, 1)
obj.emit('my-signal')
self.assertEqual(obj.status, 2)
def test_signal_handler_find(self):
def foo(obj):
obj.status += 1
obj = self.Object()
handler_id = GObject.signal_connect_closure(obj, 'my-signal', foo, after=False)
signal_id, detail = GObject.signal_parse_name('my-signal', obj, True)
found_id = GObject.signal_handler_find(obj,
GObject.SignalMatchType.ID,
signal_id=signal_id, detail=detail,
closure=None, func=0, data=0)
self.assertEqual(handler_id, found_id)
def test_signal_handler_find(self):
def foo(obj):
obj.status += 1
obj = self.Object()
handler_id = GObject.signal_connect_closure(obj,
'my-signal',
foo,
after=False)
signal_id, detail = GObject.signal_parse_name('my-signal', obj, True)
found_id = GObject.signal_handler_find(obj,
GObject.SignalMatchType.ID,
signal_id=signal_id,
detail=detail,
closure=None,
func=0,
data=0)
self.assertEqual(handler_id, found_id)
def test_signal_handler_block_matching(self):
def dummy(*args):
"Hack to work around: "
def foo(obj):
obj.status += 1
obj = self.Object()
handler_id = GObject.signal_connect_closure(obj, 'my-signal', foo, after=False)
handler_id
self.assertEqual(obj.status, 0)
obj.emit('my-signal')
self.assertEqual(obj.status, 1)
# Blocking by match criteria disables the foo callback
signal_id, detail = GObject.signal_parse_name('my-signal', obj, True)
count = GObject.signal_handlers_block_matched(obj,
GObject.SignalMatchType.ID | GObject.SignalMatchType.CLOSURE,
signal_id=signal_id, detail=detail,
closure=foo, func=dummy, data=dummy)
self.assertEqual(count, 1)
obj.emit('my-signal')
self.assertEqual(obj.status, 1)
# Unblocking by the same match criteria allows callback to work again
count = GObject.signal_handlers_unblock_matched(obj,
GObject.SignalMatchType.ID | GObject.SignalMatchType.CLOSURE,
signal_id=signal_id, detail=detail,
closure=foo, func=dummy, data=dummy)
self.assertEqual(count, 1)
obj.emit('my-signal')
self.assertEqual(obj.status, 2)
# Disconnecting by match criteria completely removes the handler
count = GObject.signal_handlers_disconnect_matched(obj,
GObject.SignalMatchType.ID | GObject.SignalMatchType.CLOSURE,
signal_id=signal_id, detail=detail,
closure=foo, func=dummy, data=dummy)
self.assertEqual(count, 1)
obj.emit('my-signal')
self.assertEqual(obj.status, 2)
def connect_signals(self):
GObject.signal_connect_closure(
self.screen, "active-window-changed",
self._on_active_window_changed, True)
GObject.signal_connect_closure(
self.screen, "active-workspace-changed",
self._on_active_workspace_changed, True)
GObject.signal_connect_closure(
self.screen, "window-closed", self._on_window_closed, True)
GObject.signal_connect_closure(
self.screen, "window-opened", self._on_window_opened, True)
GObject.signal_connect_closure(
self.screen, "workspace-created", self._on_workspace_created, True)
GObject.signal_connect_closure(
self.screen, "workspace-destroyed",
self._on_workspace_destroyed, True)
