def keyPressEvent(self, e: QtCore.QEvent):
if e.key() == 16777223: # delete
if len(self.text()):
self.last_text = self.text()
self.setText("")
elif e.key() == 90 and e.modifiers(
) == QtCore.Qt.ControlModifier: # ctrl+z
if self.last_text:
self.setText(self.last_text)
self.last_text = None
else:
e.ignore()
def keyPressEvent(self, event: QtCore.QEvent):
if event.key() == 90 and event.modifiers(
) == QtCore.Qt.ControlModifier:
if self.deleted_domain:
domain = self.deleted_domain
self.addDomain(
domain[1], domain[0], domain[2]
) # addDomain(name, id_) / domain = (id_, name, indexAt)
if hasattr(self.parent.window, "config"):
self.parent.window.config.write("peers",
(domain[2],
(domain[0], domain[1])))
self.deleted_domain = None
else:
event.ignore()
def keyPressEvent(self, event: QtCore.QEvent):
if event.key() == 90 and event.modifiers(
) == QtCore.Qt.ControlModifier:
if self.deleted_peer:
peer = self.deleted_peer
self.addPeer(
peer[1], peer[0], peer[2]
) # addPeer(name, id_) / peer = (id_, name, indexAt)
if hasattr(self.parent.window, "config"):
self.parent.window.config.write("peers",
(peer[2],
(peer[0], peer[1])))
self.deleted_peer = None
else:
event.ignore()
def eventFilter(self, object: object, event: QEvent) -> bool:
"""
"""
# print(f"debug: QDebug[{type(self).__name__}].eventFilter: "
# f"event={type(event)}, object={type(object)}, "
# f"type={event.type()}")
if event.type() == QEvent.MouseButtonPress:
# event is of type QMouseEvent
modifiers = event.modifiers()
if modifiers & Qt.ControlModifier:
button = event.button()
print(f"debug: QDebug[{type(self).__name__}].eventFilter: "
f"object={type(object).__name__}, button={button}, "
f"shift={bool(modifiers & Qt.ShiftModifier)}, "
f"control={bool(modifiers & Qt.ControlModifier)}"
f"alt={bool(modifiers & Qt.AltModifier)}")
self.debug()
return False
def eventFilter(self, source: QWidget, event: QEvent):
"""Quotes editor content for <Ctrl>+<Enter> and <Ctrl>+<Return>
Overrides SpellTextEdit default shortcut. Counts as undoable action.
:param source: Source widget of event
:param event: Event to be filtered
"""
if event.type() == QEvent.ShortcutOverride \
and event.modifiers() == Qt.ControlModifier \
and source == self \
and event.key() in (Qt.Key_Return, Qt.Key_Enter):
code = quote(source.toPlainText())
index = self.main_window.grid.currentIndex()
description = "Quote code for cell {}".format(index)
cmd = commands.SetCellCode(code, self.main_window.grid.model,
index, description)
self.main_window.undo_stack.push(cmd)
return QWidget.eventFilter(self, source, event)
def keyPressEvent(self, event: QtCore.QEvent):
if event.key() == 90 and event.modifiers(
) == QtCore.Qt.ControlModifier:
self.domain_list.keyPressEvent(event)
else:
super().keyPressEvent(event)
def event(self, e: QEvent):
if e.type() == QEvent.KeyPress:
if e.modifiers() == Qt.ControlModifier:
return False
return super(ListView, self).event(e)
def eventFilter(self, obj: QObject, event: QEvent) -> bool:
if isinstance(event, QKeyEvent):
key = QKeySequence(int(event.modifiers())
| event.key()).toString().lower()
if action := self._strShortcutToAction.get(key):
action.trigger()
def eventFilter(
self,
source: QWidget,
ev: QEvent,
) -> None:
'''
Qt global event filter: return `False` to pass through and `True`
to filter event out.
https://doc.qt.io/qt-5/qobject.html#eventFilter
https://doc.qt.io/qtforpython/overviews/eventsandfilters.html#event-filters
'''
etype = ev.type()
# TODO: turn this on and see what we can filter by default (such
# as mouseWheelEvent).
# print(f'ev: {ev}')
if etype not in self._event_types:
return False
# XXX: we unpack here because apparently doing it
# after pop from the mem chan isn't showing the same
# event object? no clue wtf is going on there, likely
# something to do with Qt internals and calling the
# parent handler?
if etype in {QEvent.KeyPress, QEvent.KeyRelease}:
msg = KeyboardMsg(
event=ev,
etype=etype,
key=ev.key(),
mods=ev.modifiers(),
txt=ev.text(),
)
# TODO: is there a global setting for this?
if ev.isAutoRepeat() and self._filter_auto_repeats:
ev.ignore()
# filter out this event and stop it's processing
# https://doc.qt.io/qt-5/qobject.html#installEventFilter
return True
# NOTE: the event object instance coming out
# the other side is mutated since Qt resumes event
# processing **before** running a ``trio`` guest mode
# tick, thus special handling or copying must be done.
elif etype in MOUSE_EVENTS:
# print('f mouse event: {ev}')
msg = MouseMsg(
event=ev,
etype=etype,
button=ev.button(),
)
else:
msg = ev
# send event-msg to async handler
self._send_chan.send_nowait(msg)
# **do not** filter out this event
# and instead forward to the source widget
# https://doc.qt.io/qt-5/qobject.html#installEventFilter
return False
