我们从Python开源项目中，提取了以下19个代码示例，用于说明如何使用PyQt5.QtCore.Qt.Key_Down()。
def keyPressEvent(self, event): pressedkey = event.key() if ((pressedkey == Qt.Key_Up or pressedkey == Qt.Key_Down) and int(app.keyboardModifiers()) == Qt.NoModifier): super(CommentListView, self).keyPressEvent(event) elif pressedkey == Qt.Key_Delete: deleteSelection() event.accept() elif pressedkey == Qt.Key_Enter or pressedkey == Qt.Key_Return: editSelection() event.accept() elif pressedkey == Qt.Key_C and int(app.keyboardModifiers()) == Qt.CTRL: copySelection() event.accept() else: event.ignore()
def keyReleaseEvent(self, event): if event.type() == QEvent.KeyRelease: if event.key() == Qt.Key_Up: current = max(0, self.current - 1) if 0 <= current < len(self.history): self.setText(self.history[current]) self.current = current event.accept() elif event.key() == Qt.Key_Down: current = min(len(self.history), self.current + 1) if 0 <= current < len(self.history): self.setText(self.history[current]) else: self.clear() self.current = current event.accept()
def keyPressEvent(self, event): if not self.isStarted or self.isPaused or self.curPiece.shape() == NoShape: super(TetrixBoard, self).keyPressEvent(event) return key = event.key() if key == Qt.Key_Left: self.tryMove(self.curPiece, self.curX - 1, self.curY) elif key == Qt.Key_Right: self.tryMove(self.curPiece, self.curX + 1, self.curY) elif key == Qt.Key_Down: self.tryMove(self.curPiece.rotatedRight(), self.curX, self.curY) elif key == Qt.Key_Up: self.tryMove(self.curPiece.rotatedLeft(), self.curX, self.curY) elif key == Qt.Key_Space: self.dropDown() elif key == Qt.Key_D: self.oneLineDown() else: super(TetrixBoard, self).keyPressEvent(event)
def keyPressEvent(self, ev): super().keyPressEvent(ev) # arrow keys are delegated to the result list if ev.key() in [Qt.Key_Up, Qt.Key_Down]: self.parent().parent().overlay.l1.keyPressEvent(ev) return elif ev.key() == Qt.Key_Return: self.parent().parent().goto_result() return # only search when query is long enough and different from last (not # just cursor changes) length_threshold = 2 length_criteria = len(self.text()) >= length_threshold if self.text() != self.query_old and length_criteria: self.parent().parent().search_with(self.text()) self.parent().parent().overlay.update_visibility(length_criteria) self.query_old = self.text()
def eventFilter(self, source, event): # Console Input if source is self.ui.console_input: if event.type() == QEvent.KeyPress: if event.key() in (Qt.Key_Enter, Qt.Key_Return): command = self.ui.console_input.text() if command != "": readline.add_history( command ) self.length = readline.get_current_history_length() self.index = -1 if event.key() == Qt.Key_Up: if self.index < self.length: self.index += 1 command = readline.get_history_item( self.length - self.index ) self.ui.console_input.setText( command ) if event.key() == Qt.Key_Down: if self.index > 0: self.index -= 1 command = readline.get_history_item( self.length - self.index ) self.ui.console_input.setText( command ) return False return False
def test_open_file(window, qtbot, mock): """Test the Open File item of the File submenu. Qtbot clicks on the file sub menu and then navigates to the Open File item. Mock creates an object to be passed to the QFileDialog. """ qtbot.mouseClick(window.file_sub_menu, Qt.LeftButton) qtbot.keyClick(window.file_sub_menu, Qt.Key_Down) mock.patch.object(QFileDialog, 'getOpenFileName', return_value=('', '')) qtbot.keyClick(window.file_sub_menu, Qt.Key_Enter)
def test_about_dialog(window, qtbot, mock): """Test the About item of the Help submenu. Qtbot clicks on the help sub menu and then navigates to the About item. Mock creates a QDialog object to be used for the test. """ qtbot.mouseClick(window.help_sub_menu, Qt.LeftButton) qtbot.keyClick(window.help_sub_menu, Qt.Key_Down) mock.patch.object(QDialog, 'exec_', return_value='accept') qtbot.keyClick(window.help_sub_menu, Qt.Key_Enter)
def keyPressEvent(self, event): key = event.key() modifiers = event.modifiers() if key in (Qt.Key_Up, Qt.Key_Down, Qt.Key_Left, Qt.Key_Right): self._arrowKeyPressEvent(event) elif key == Qt.Key_Return: index = self._lastSelectedCell if index is not None: self.glyphActivated.emit(self._glyphs[index]) elif modifiers in (Qt.NoModifier, Qt.ShiftModifier): self._glyphNameInputEvent(event) else: super(GlyphCellWidget, self).keyPressEvent(event)
def _arrowKeyPressEvent(self, event): count = event.count() key = event.key() modifiers = event.modifiers() # TODO: it might be the case that self._lastSelectedCell cannot be None # when we arrive here whatsoever if self._lastSelectedCell is not None: if key == Qt.Key_Up: delta = -self._columnCount elif key == Qt.Key_Down: delta = self._columnCount elif key == Qt.Key_Left: delta = -1 elif key == Qt.Key_Right: delta = 1 newSel = self._lastSelectedCell + delta * count if newSel < 0 or newSel >= len(self._glyphs): return if modifiers & Qt.ShiftModifier: self._selection |= self._linearSelection(newSel) else: self._selection = {newSel} self._lastSelectedCell = newSel self.scrollToCell(newSel) self.selectionChanged.emit() self.update()
def keyPressEvent(self, e): completion_prefix = self.text_under_cursor() if self.cmp and self.popup_widget.func_list_widget.isVisible(): current_row = self.popup_widget.func_list_widget.currentRow() if e.key() == Qt.Key_Down: self.current_item_down(current_row) return if e.key() == Qt.Key_Up: self.current_item_up(current_row) return if e.key() in (Qt.Key_Return, Qt.Key_Enter): selected_word = self.popup_widget.func_list_widget.currentItem().text() self.insert_func_name_signal.emit(completion_prefix, selected_word) return if e.key() in (Qt.Key_Return, Qt.Key_Enter): self.parse_content() is_shortcut = ((e.modifiers() & Qt.ControlModifier) and e.key() == Qt.Key_E) # shortcut key:ctrl + e if is_shortcut: self.cmp.update("", self.popup_widget) self.update_popup_widget_position() self.activateWindow() return if not self.cmp or not is_shortcut: super(TextEdit, self).keyPressEvent(e)
def keyPressEvent(self, event): if event.key() == Qt.Key_Escape and self.isFullScreen(): self.showNormal() if event.modifiers() == Qt.ControlModifier and event.key() == Qt.Key_Q: self.close() sys.exit() if event.key() == Qt.Key_Space: if self.player.player.state() == self.player.player.PlayingState: self.player.pause() elif self.player.player.state() == self.player.player.StoppedState or self.player.player.PausedState: self.player.play() if event.key() == Qt.Key_Plus: self.player.setVolume(self.player.volume() + 5) if event.key() == Qt.Key_Minus: self.player.setVolume(self.player.volume() - 5) if event.modifiers() == Qt.ControlModifier and event.key() == Qt.Key_M: self.player.setMuted(not self.player.isMuted()) if event.key() == Qt.Key_Right: self.player.player.setPosition(self.player.player.position() + 10000) if event.key() == Qt.Key_Left: self.player.player.setPosition(self.player.player.position() - 10000) if event.key() == Qt.Key_Up: self.player.player.setPosition(self.player.player.position() + 60000) if event.key() == Qt.Key_Down: self.player.player.setPosition(self.player.player.position() - 60000) super().keyPressEvent(event)
def keyPressEvent(self, event): """Keyboard press event Effective key: W, A, S, D, ?, ?, ?, ? Press a key on keyboard, the function will get an event, if the condition is met, call the function run_action(). Args: event, this argument will get when an event of keyboard pressed occured """ key_press = event.key() # don't need autorepeat, while haven't released, just run once if not event.isAutoRepeat(): if key_press == Qt.Key_Up: # up run_action('camup') elif key_press == Qt.Key_Right: # right run_action('camright') elif key_press == Qt.Key_Down: # down run_action('camdown') elif key_press == Qt.Key_Left: # left run_action('camleft') elif key_press == Qt.Key_W: # W run_action('forward') elif key_press == Qt.Key_A: # A run_action('fwleft') elif key_press == Qt.Key_S: # S run_action('backward') elif key_press == Qt.Key_D: # D run_action('fwright')
def keyReleaseEvent(self, event): """Keyboard released event Effective key: W,A,S,D, ?, ?, ?, ? Release a key on keyboard, the function will get an event, if the condition is met, call the function run_action(). Args: event, this argument will get when an event of keyboard release occured """ # don't need autorepeat, while haven't pressed, just run once key_release = event.key() if not event.isAutoRepeat(): if key_release == Qt.Key_Up: # up run_action('camready') elif key_release == Qt.Key_Right: # right run_action('camready') elif key_release == Qt.Key_Down: # down run_action('camready') elif key_release == Qt.Key_Left: # left run_action('camready') elif key_release == Qt.Key_W: # W run_action('stop') elif key_release == Qt.Key_A: # A run_action('fwstraight') elif key_release == Qt.Key_S: # S run_action('stop') elif key_release == Qt.Key_D: # D run_action('fwstraight')
def eventFilter(self, target, event): def match(s1, s2): for x in s2: if s1.matches(x) == QKeySequence.ExactMatch: return True return False if target == self.inputTextBox: if isinstance(event, QKeyEvent): if event.type() == QKeyEvent.KeyPress: event_sequence = QtHelper.key_event_sequence(event) if match(event_sequence, Settings().new_line_key): return False if match(event_sequence, Settings().send_key): self.send_input() return True if event.key() == Qt.Key_Tab: self.inputTextBox.insertPlainText(" "*Settings().terminal_tab_spaces) return True if event.key() == Qt.Key_Up and (event.modifiers() & Qt.ControlModifier): if self._input_history_index > 0: self._input_history_index -= 1 self.inputTextBox.clear() self.inputTextBox.setPlainText(self.terminal.input(self._input_history_index)) if event.key() == Qt.Key_Down and (event.modifiers() & Qt.ControlModifier): if self._input_history_index < self.terminal.last_input_idx(): self._input_history_index += 1 self.inputTextBox.clear() self.inputTextBox.setPlainText(self.terminal.input(self._input_history_index)) elif target == self.outputTextEdit: if isinstance(event, QKeyEvent): if event.type() == QEvent.KeyPress: if event.key() == Qt.Key_Up: self.connection.send_bytes(b"\x1b[A") if event.key() == Qt.Key_Down: self.connection.send_bytes(b"\x1b[B") else: t = event.text() if t: self.connection.send_character(t) return True elif target == self.outputTextEdit.verticalScrollBar(): if isinstance(event, QHideEvent): return True return False
def keyPressEvent(self, event): """Keyboard press event Press a key on keyboard, the function will get an event, if the condition is met, call the function run_action(). In camera calibration mode, Effective key: W,A,S,D, ?, ?, ?, ?, ESC In front wheel calibration mode, Effective key: A, D, ?, ?, ESC In back wheel calibration mode, Effective key: A, D, ?, ?, ESC Args: event, this argument will get when an event of keyboard pressed occured """ key_press = event.key() if key_press in (Qt.Key_Up, Qt.Key_W): # UP if self.calibration_status == 1: cali_action('camcaliup') elif self.calibration_status == 2: pass elif self.calibration_status == 3: pass elif key_press in (Qt.Key_Right, Qt.Key_D): # RIGHT if self.calibration_status == 1: cali_action('camcaliright') elif self.calibration_status == 2: cali_action('fwcaliright') elif self.calibration_status == 3: cali_action('bwcaliright') elif key_press in (Qt.Key_Down, Qt.Key_S): # DOWN if self.calibration_status == 1: cali_action('camcalidown') elif self.calibration_status == 2: pass elif self.calibration_status == 3: pass elif key_press in (Qt.Key_Left, Qt.Key_A): # LEFT if self.calibration_status == 1: cali_action('camcalileft') elif self.calibration_status == 2: cali_action('fwcalileft') elif self.calibration_status == 3: cali_action('bwcalileft') cali_action('forward') elif key_press == Qt.Key_Escape: # ESC run_action('stop') self.close()
