Python源码示例：PyQt5.QtCore.QEvent.MouseButtonPress()
示例1
def editorEvent(self, event, model, option, index):
'''
Handle mouse events in cell.
On left button release in this cell, call model's setData() method,
wherein the button clicked action should be handled.
Currently, the value supplied to setData() is the button text, but this is arbitrary.
'''
if event.button() == Qt.LeftButton:
if event.type() == QEvent.MouseButtonPress:
if option.rect.contains(event.pos()):
self._isMousePressed = True
return True
elif event.type() == QEvent.MouseButtonRelease:
self._isMousePressed = False
if option.rect.contains(event.pos()):
model.setData(index, self.text, Qt.EditRole) # Model should handle button click action in its setData() method.
return True
return False
示例2
def handleEvent(self, event):
if event.type() == QEvent.MouseButtonPress:
ex, ey = self._normalizeCoordinates(event.windowPos().x(), event.windowPos().y())
e = MouseEvent(MouseEvent.MousePressEvent, ex, ey, self._x, self._y, self._qtButtonsToButtonList(event.buttons()))
self._x = ex
self._y = ey
self.event.emit(e)
elif event.type() == QEvent.MouseMove:
ex, ey = self._normalizeCoordinates(event.windowPos().x(), event.windowPos().y())
e = MouseEvent(MouseEvent.MouseMoveEvent, ex, ey, self._x, self._y, self._qtButtonsToButtonList(event.buttons()))
self._x = ex
self._y = ey
self.event.emit(e)
elif event.type() == QEvent.MouseButtonRelease:
ex, ey = self._normalizeCoordinates(event.windowPos().x(), event.windowPos().y())
e = MouseEvent(MouseEvent.MouseReleaseEvent, ex, ey, self._x, self._y, self._qtButtonsToButtonList(event.button()))
self._x = ex
self._y = ey
self.event.emit(e)
elif event.type() == QEvent.Wheel:
delta = event.angleDelta()
e = WheelEvent(delta.x(), delta.y())
self.event.emit(e)
示例3
def _click_fake_event(self, click_target: usertypes.ClickTarget,
button: Qt.MouseButton = Qt.LeftButton) -> None:
"""Send a fake click event to the element."""
pos = self._mouse_pos()
log.webelem.debug("Sending fake click to {!r} at position {} with "
"target {}".format(self, pos, click_target))
target_modifiers = {
usertypes.ClickTarget.normal: Qt.NoModifier,
usertypes.ClickTarget.window: Qt.AltModifier | Qt.ShiftModifier,
usertypes.ClickTarget.tab: Qt.ControlModifier,
usertypes.ClickTarget.tab_bg: Qt.ControlModifier,
}
if config.val.tabs.background:
target_modifiers[usertypes.ClickTarget.tab] |= Qt.ShiftModifier
else:
target_modifiers[usertypes.ClickTarget.tab_bg] |= Qt.ShiftModifier
modifiers = typing.cast(Qt.KeyboardModifiers,
target_modifiers[click_target])
events = [
QMouseEvent(QEvent.MouseMove, pos, Qt.NoButton, Qt.NoButton,
Qt.NoModifier),
QMouseEvent(QEvent.MouseButtonPress, pos, button, button,
modifiers),
QMouseEvent(QEvent.MouseButtonRelease, pos, button, Qt.NoButton,
modifiers),
]
for evt in events:
self._tab.send_event(evt)
QTimer.singleShot(0, self._move_text_cursor)
示例4
def __init__(self, tab, *, parent=None):
super().__init__(parent)
self._tab = tab
self._handlers = {
QEvent.MouseButtonPress: self._handle_mouse_press,
QEvent.MouseButtonRelease: self._handle_mouse_release,
QEvent.Wheel: self._handle_wheel,
QEvent.KeyRelease: self._handle_key_release,
}
self._ignore_wheel_event = False
self._check_insertmode_on_release = False
示例5
def eventFilter(self, _obj: QObject, event: QEvent) -> bool:
"""Enter insert mode if the inspector is clicked."""
if event.type() == QEvent.MouseButtonPress:
modeman.enter(self._win_id, usertypes.KeyMode.insert,
reason='Inspector clicked', only_if_normal=True)
return False
示例6
def test_widget_notes_mark_event(qtbot):
w = Wonambi()
qtbot.addWidget(w)
w.info.open_dataset(str(gui_file))
channel_make_group(w)
w.channels.button_apply.click()
w.channels.new_group(test_name='eog')
w.notes.update_notes(annot_psg_path)
w.traces.Y_wider()
w.traces.Y_wider()
w.traces.action['cross_chan_mrk'].setChecked(True)
w.traces.go_to_epoch(test_text_str='23:34:45')
w.notes.new_eventtype(test_type_str='spindle')
w.notes.action['new_event'].setChecked(True)
w.notes.add_event('spindle', (24293.01, 24294.65), 'EEG Pz-Oz (scalp)')
screenshot(w, 'notes_14_mark_event.png')
w.notes.add_event('spindle', (24288.01, 24288.90), 'EEG Fpz-Cz (scalp)')
w.notes.add_event('spindle', (24297.5, 24298.00), 'EEG Fpz-Cz (scalp)')
screenshot(w, 'notes_20_mark_short_event.png')
pos = w.traces.mapFromScene(QPointF(24294, 75))
mouseclick = QMouseEvent(QEvent.MouseButtonPress, pos,
Qt.LeftButton, Qt.NoButton, Qt.NoModifier)
w.traces.mousePressEvent(mouseclick)
screenshot(w, 'notes_15_highlight_event.png')
w.notes.delete_eventtype(test_type_str='spindle')
w.close()
示例7
def eventFilter(self, obj, event):
# the next prevents correct setSelection on Windows
# if event.type() == QEvent.FocusIn:
# self.setSelection(self.currentIndex())
if event.type() == QEvent.MouseButtonPress:
self.updateMenu()
# return True # stops processing # popup not drawn if this line is added
# return super(RoastsComboBox, self).eventFilter(obj, event) # this seems to slow down things on Windows and not necessary anyhow
return False # cont processing
# the first entry is always just the current text edit line
示例8
def mousePressEvent(self, event):
"""
Select misspelled word after right click
otherwise left clik + right click is needed.
Originally from John Schember spellchecker
"""
if event.button() == Qt.RightButton:
# Rewrite the mouse event to a left button event so the cursor is
# moved to the location of the pointer.
event = QMouseEvent(QEvent.MouseButtonPress, event.pos(),
Qt.LeftButton, Qt.LeftButton, Qt.NoModifier)
QTextEdit.mousePressEvent(self, event)
示例9
def event(self, event):
if not self.initialized:
return super(BlipDriver, self).event(event)
self.makeCurrent()
if event.type() in [QEvent.MouseMove, QEvent.MouseButtonPress, QEvent.MouseButtonRelease]:
px = 2.0 * (event.x()) / self.width - 1.0
py = 10.0 * (self.height - event.y()) / self.height - 1.0
if event.type() == QEvent.MouseButtonPress and event.button() & Qt.LeftButton:
self.btn_pressed, _ = check_knob(px, py)
if self.btn_pressed is not None:
self.drag_start = event.x(), event.y()
QTimer.singleShot(100, self.updateAPValues)
elif event.type() == QEvent.MouseButtonRelease and event.button() & Qt.LeftButton:
# print px, py
self.btn_pressed = None
col_triangles = 6 * [255, 255, 255, 180]
update_buffer(self.updown.colorbuf, np.array(col_triangles, dtype=np.uint8))
# MCP button clicked?
name, idx = check_btn(px, py)
if name is not None:
self.btn_state[idx] = not self.btn_state[idx]
btn_color = []
for b in self.btn_state:
btn_color += 24 * [255] if b else 24 * [0]
update_buffer(self.btn_leds.colorbuf, np.array(btn_color, dtype=np.uint8))
elif event.type() == QEvent.MouseMove:
if event.buttons() & Qt.LeftButton and self.btn_pressed is not None:
self.rate = float(self.drag_start[1] - event.y()) / self.height
if self.rate > 1e-2:
col_triangles = 3 * [255, 140, 0, 255] + 3 * [255, 255, 255, 180]
elif self.rate < 1e-2:
col_triangles = 3 * [255, 255, 255, 180] + 3 * [255, 140, 0, 255]
else:
col_triangles = 6 * [255, 255, 255, 180]
update_buffer(self.updown.colorbuf, np.array(col_triangles, dtype=np.uint8))
return True
# Mouse-over for knobs
name, self.updownpos = check_knob(px, py)
# ismcp = float(self.height - event.y()) / self.height <= 0.2
return super(BlipDriver, self).event(event)
