Python PyQt5.QtCore.Qt.Key_Space() Examples

def text(self) -> str:
        """Get the text which would be displayed when pressing this key."""
        control = {
            Qt.Key_Space: ' ',
            Qt.Key_Tab: '\t',
            Qt.Key_Backspace: '\b',
            Qt.Key_Return: '\r',
            Qt.Key_Enter: '\r',
            Qt.Key_Escape: '\x1b',
        }

        if self.key in control:
            return control[self.key]
        elif not _is_printable(self.key):
            return ''

        text = QKeySequence(self.key).toString()
        if not self.modifiers & Qt.ShiftModifier:  # type: ignore[operator]
            text = text.lower()
        return text 

def keyPressEvent(self, event):
        if not self.isStarted or BOARD_DATA.currentShape == Shape.shapeNone:
            super(Tetris, self).keyPressEvent(event)
            return

        key = event.key()
        
        if key == Qt.Key_P:
            self.pause()
            return
            
        if self.isPaused:
            return
        elif key == Qt.Key_Left:
            BOARD_DATA.moveLeft()
        elif key == Qt.Key_Right:
            BOARD_DATA.moveRight()
        elif key == Qt.Key_Up:
            BOARD_DATA.rotateLeft()
        elif key == Qt.Key_Space:
            self.tboard.score += BOARD_DATA.dropDown()
        else:
            super(Tetris, self).keyPressEvent(event)

        self.updateWindow() 

def _is_printable(key: Qt.Key) -> bool:
    _assert_plain_key(key)
    return key <= 0xff and key not in [Qt.Key_Space, _NIL_KEY] 

def _validate(self, keystr: str = None) -> None:
        for info in self:
            if info.key < Qt.Key_Space or info.key >= Qt.Key_unknown:
                raise KeyParseError(keystr, "Got invalid key!")

        for seq in self._sequences:
            if not seq:
                raise KeyParseError(keystr, "Got invalid key!") 

def keyPressEvent(self, event):
		if not self.is_started or self.inner_board.current_tetris == tetrisShape().shape_empty:
			super(TetrisGame, self).keyPressEvent(event)
			return
		key = event.key()
		# P键暂停
		if key == Qt.Key_P:
			self.pause()
			return
		if self.is_paused:
			return
		# 向左
		elif key == Qt.Key_Left:
			self.inner_board.moveLeft()
		# 向右
		elif key == Qt.Key_Right:
			self.inner_board.moveRight()
		# 旋转
		elif key == Qt.Key_Up:
			self.inner_board.rotateAnticlockwise()
		# 快速坠落
		elif key == Qt.Key_Space:
			self.external_board.score += self.inner_board.dropDown()
		else:
			super(TetrisGame, self).keyPressEvent(event)
		self.updateWindow() 

def test_inspect(main):

    qtbot, win = main

    #set focus and make invisible
    obj_tree = win.components['object_tree'].tree
    qtbot.mouseClick(obj_tree, Qt.LeftButton)
    qtbot.keyClick(obj_tree, Qt.Key_Down)
    qtbot.keyClick(obj_tree, Qt.Key_Down)
    qtbot.keyClick(obj_tree, Qt.Key_Space)

    #enable object inspector
    insp = win.components['cq_object_inspector']
    insp._toolbar_actions[0].toggled.emit(True)

    #check if all stack items are visible in the tree
    assert(insp.root.childCount() == 3)

    #check if correct number of items is displayed
    viewer = win.components['viewer']

    insp.setCurrentItem(insp.root.child(0))
    assert(number_visible_items(viewer) == 4)

    insp.setCurrentItem(insp.root.child(1))
    assert(number_visible_items(viewer) == 7)

    insp.setCurrentItem(insp.root.child(2))
    assert(number_visible_items(viewer) == 4)

    insp._toolbar_actions[0].toggled.emit(False)
    assert(number_visible_items(viewer) == 3) 

def onKeyPressEvent(self, e):
        if not e.isAutoRepeat():
            keys = e.key()
            modifiers = e.modifiers()

            if modifiers & Qt.ShiftModifier:
                keys += Qt.SHIFT
            if modifiers & Qt.ControlModifier:
                keys += Qt.CTRL
            if modifiers & Qt.AltModifier:
                keys += Qt.ALT
            if modifiers & Qt.MetaModifier:
                keys += Qt.META

            if QKeySequence(keys) in self._go_key_sequence:
                self.go()
            elif e.key() == Qt.Key_Space:
                if qApp.keyboardModifiers() == Qt.ShiftModifier:
                    cue = self.current_cue()
                    if cue is not None:
                        self.edit_cue(cue)
                elif qApp.keyboardModifiers() == Qt.ControlModifier:
                    item = self.current_item()
                    if item is not None:
                        item.selected = not item.selected
            else:
                self.key_pressed.emit(e)

        e.accept() 

def _qtKeyToUMKey(self, key):
        if key == Qt.Key_Shift:
            return KeyEvent.ShiftKey
        elif key == Qt.Key_Control:
            return KeyEvent.ControlKey
        elif key == Qt.Key_Alt:
            return KeyEvent.AltKey
        elif key == Qt.Key_Space:
            return KeyEvent.SpaceKey
        elif key == Qt.Key_Meta:
            return KeyEvent.MetaKey
        elif key == Qt.Key_Enter or key == Qt.Key_Return:
            return KeyEvent.EnterKey
        elif key == Qt.Key_Up:
            return KeyEvent.UpKey
        elif key == Qt.Key_Down:
            return KeyEvent.DownKey
        elif key == Qt.Key_Left:
            return KeyEvent.LeftKey
        elif key == Qt.Key_Right:
            return KeyEvent.RightKey
        elif key == Qt.Key_Minus:
            return KeyEvent.MinusKey
        elif key == Qt.Key_Underscore:
            return KeyEvent.UnderscoreKey
        elif key == Qt.Key_Plus:
            return KeyEvent.PlusKey
        elif key == Qt.Key_Equal:
            return KeyEvent.EqualKey

        return key 

def keyPressEvent(self, event):
        if event.key() == Qt.Key_Space:
            if self.timer.isActive():
                self.timer.stop()
            else:
                self.timer.start() 

def keyPressEvent(self, event):
        if event.key() == Qt.Key_Space:
            if self.timer.isActive():
                self.timer.stop()
            else:
                self.timer.start() 

def keyPressEvent(self, event):
        ''' Handle keyboard input for bluesky. '''
        # Enter-key: enter command
        if event.key() == Qt.Key_Enter or event.key() == Qt.Key_Return:
            if self.command_line:
                # emit a signal with the command for the simulation thread
                self.stack(self.command_line)
                # Clear any shape command preview on the radar display
                # self.radarwidget.previewpoly(None)
                return

        newcmd = self.command_line
        cursorpos = None
        if event.key() >= Qt.Key_Space and event.key() <= Qt.Key_AsciiTilde:
            pos = self.lineEdit.cursor_pos()
            newcmd = newcmd[:pos] + event.text() + newcmd[pos:]
            # Update the cursor position with the length of the added text
            cursorpos = pos + len(event.text())
        elif event.key() == Qt.Key_Backspace:
            pos = self.lineEdit.cursor_pos()
            newcmd = newcmd[:pos - 1] + newcmd[pos:]
            cursorpos = pos - 1
        elif event.key() == Qt.Key_Tab:
            if newcmd:
                newcmd, displaytext = autocomplete.complete(newcmd)
                if displaytext:
                    self.echo(displaytext)
        elif not event.modifiers() & (Qt.ControlModifier | Qt.ShiftModifier | 
                                        Qt.AltModifier | Qt.MetaModifier):
            if event.key() == Qt.Key_Up:
                if self.history_pos == 0:
                    self.command_mem = newcmd
                if len(self.command_history) >= self.history_pos + 1:
                    self.history_pos += 1
                    newcmd = self.command_history[-self.history_pos]

            elif event.key() == Qt.Key_Down:
                if self.history_pos > 0:
                    self.history_pos -= 1
                    if self.history_pos == 0:
                        newcmd = self.command_mem
                    else:
                        newcmd = self.command_history[-self.history_pos]

            elif event.key() == Qt.Key_Left:
                self.lineEdit.cursor_left()

            elif event.key() == Qt.Key_Right:
                self.lineEdit.cursor_right()
            else:
                # Remaining keys are things like sole modifier keys, and function keys
                super(Console, self).keyPressEvent(event)
        else:
            event.ignore()
            return

        # Final processing of the command line
        self.set_cmdline(newcmd, cursorpos) 

def eventFilter(self, obj, event):
        """Reimplemented."""
        if self.__popupIsShown and \
                event.type() == QEvent.MouseMove and \
                self.view().isVisible() and self.__initialMousePos is not None:
            diff = obj.mapToGlobal(event.pos()) - self.__initialMousePos
            if diff.manhattanLength() > 9 and \
                    self.__blockMouseReleaseTimer.isActive():
                self.__blockMouseReleaseTimer.stop()
            # pass through

        if self.__popupIsShown and \
                event.type() == QEvent.MouseButtonRelease and \
                self.view().isVisible() and \
                self.view().rect().contains(event.pos()) and \
                self.view().currentIndex().isValid() and \
                self.view().currentIndex().flags() & Qt.ItemIsSelectable and \
                self.view().currentIndex().flags() & Qt.ItemIsEnabled and \
                self.view().currentIndex().flags() & Qt.ItemIsUserCheckable and \
                self.view().visualRect(self.view().currentIndex()).contains(event.pos()) and \
                not self.__blockMouseReleaseTimer.isActive():
            model = self.model()
            index = self.view().currentIndex()
            state = model.data(index, Qt.CheckStateRole)
            model.setData(index,
                          Qt.Checked if state == Qt.Unchecked else Qt.Unchecked,
                          Qt.CheckStateRole)
            self.view().update(index)
            self.update()
            self.flagChanged.emit(index.row(),state == Qt.Unchecked)
            return True

        if self.__popupIsShown and event.type() == QEvent.KeyPress:
            if event.key() == Qt.Key_Space:
                # toogle the current items check state
                model = self.model()
                index = self.view().currentIndex()
                flags = model.flags(index)
                state = model.data(index, Qt.CheckStateRole)
                if flags & Qt.ItemIsUserCheckable and \
                        flags & Qt.ItemIsTristate:
                    state = Qt.CheckState((int(state) + 1) % 3)
                elif flags & Qt.ItemIsUserCheckable:
                    state = Qt.Checked if state != Qt.Checked else Qt.Unchecked
                model.setData(index, state, Qt.CheckStateRole)
                self.view().update(index)
                self.update()
                self.flagChanged.emit(index.row(),state != Qt.Unchecked)
                return True
            # TODO: handle Qt.Key_Enter, Key_Return?

        return super(CheckComboBox, self).eventFilter(obj, event)