Python PyQt5.QtCore.Qt 模块，Key_F1() 实例源码

我们从Python开源项目中，提取了以下4个代码示例，用于说明如何使用PyQt5.QtCore.Qt.Key_F1()。

项目：Mac-Python-3.X 作者：L1nwatch | 项目源码 | 文件源码

def keyPressEvent(self, event):
        if event.key() == Qt.Key_Escape:
            QApplication.quit()
        elif event.key() == Qt.Key_F1:
            s = ""
            s += "\nAdapt: "
            s += ["on", "off"][Colors.noAdapt]
            s += "\nAdaption occured: "
            s += ["no", "yes"][Colors.adapted]
            w = QWidget()
            s += "\nColor bit depth: %d" % w.depth()
            s += "\nWanted FPS: %d" % Colors.fps
            s += "\nBenchmarked FPS: ";
            if Colors.benchmarkFps != -1:
                s += "%d" % Colors.benchmarkFps
            else:
                s += "not calculated"
            s += "\nAnimations: ";
            s += ["on", "off"][Colors.noAnimations]
            s += "\nBlending: ";
            s += ["on", "off"][Colors.useEightBitPalette]
            s += "\nTicker: ";
            s += ["on", "off"][Colors.noTicker]
            s += "\nPixmaps: ";
            s += ["off", "on"][Colors.usePixmaps]
            s += "\nRescale images on resize: ";
            s += ["on", "off"][Colors.noRescale]
            s += "\nTimer based updates: ";
            s += ["on", "off"][Colors.noTimerUpdate]
            s += "\nSeparate loop: ";
            s += ["no", "yes"][Colors.useLoop]
            s += "\nScreen sync: ";
            s += ["yes", "no"][Colors.noScreenSync]
            QMessageBox.information(None, "Current configuration", s)

        super(MainWindow, self).keyPressEvent(event)

项目：examples 作者：pyqt | 项目源码 | 文件源码

def keyPressEvent(self, event):
        if event.key() == Qt.Key_Escape:
            QApplication.quit()
        elif event.key() == Qt.Key_F1:
            s = ""
            s += "\nAdapt: "
            s += ["on", "off"][Colors.noAdapt]
            s += "\nAdaption occured: "
            s += ["no", "yes"][Colors.adapted]
            w = QWidget()
            s += "\nColor bit depth: %d" % w.depth()
            s += "\nWanted FPS: %d" % Colors.fps
            s += "\nBenchmarked FPS: ";
            if Colors.benchmarkFps != -1:
                s += "%d" % Colors.benchmarkFps
            else:
                s += "not calculated"
            s += "\nAnimations: ";
            s += ["on", "off"][Colors.noAnimations]
            s += "\nBlending: ";
            s += ["on", "off"][Colors.useEightBitPalette]
            s += "\nTicker: ";
            s += ["on", "off"][Colors.noTicker]
            s += "\nPixmaps: ";
            s += ["off", "on"][Colors.usePixmaps]
            s += "\nRescale images on resize: ";
            s += ["on", "off"][Colors.noRescale]
            s += "\nTimer based updates: ";
            s += ["on", "off"][Colors.noTimerUpdate]
            s += "\nSeparate loop: ";
            s += ["no", "yes"][Colors.useLoop]
            s += "\nScreen sync: ";
            s += ["yes", "no"][Colors.noScreenSync]
            QMessageBox.information(None, "Current configuration", s)

        super(MainWindow, self).keyPressEvent(event)

项目：pyqt5-example 作者：guinslym | 项目源码 | 文件源码

def keyPressEvent(self, event):
        if event.key() == Qt.Key_Escape:
            QApplication.quit()
        elif event.key() == Qt.Key_F1:
            s = ""
            s += "\nAdapt: "
            s += ["on", "off"][Colors.noAdapt]
            s += "\nAdaption occured: "
            s += ["no", "yes"][Colors.adapted]
            w = QWidget()
            s += "\nColor bit depth: %d" % w.depth()
            s += "\nWanted FPS: %d" % Colors.fps
            s += "\nBenchmarked FPS: ";
            if Colors.benchmarkFps != -1:
                s += "%d" % Colors.benchmarkFps
            else:
                s += "not calculated"
            s += "\nAnimations: ";
            s += ["on", "off"][Colors.noAnimations]
            s += "\nBlending: ";
            s += ["on", "off"][Colors.useEightBitPalette]
            s += "\nTicker: ";
            s += ["on", "off"][Colors.noTicker]
            s += "\nPixmaps: ";
            s += ["off", "on"][Colors.usePixmaps]
            s += "\nRescale images on resize: ";
            s += ["on", "off"][Colors.noRescale]
            s += "\nTimer based updates: ";
            s += ["on", "off"][Colors.noTimerUpdate]
            s += "\nSeparate loop: ";
            s += ["no", "yes"][Colors.useLoop]
            s += "\nScreen sync: ";
            s += ["yes", "no"][Colors.noScreenSync]
            QMessageBox.information(None, "Current configuration", s)

        super(MainWindow, self).keyPressEvent(event)

项目：qt_style_sheet_inspector 作者：ESSS | 项目源码 | 文件源码

def __init__(self, parent=None):
        QWidget.__init__(self, parent)
        self.tape = []
        self.tape_pos = -1

        self.style_sheet = None

        self.search_bar = QLineEdit(self)
        self.search_bar.textChanged.connect(self.onSearchTextChanged)

        self.style_text_edit = QTextEdit(self)
        self.style_text_edit.textChanged.connect(self.onStyleTextChanged)
        # To prevent messing with contents when pasted from an IDE, for
        # instance.
        self.style_text_edit.setAcceptRichText(False)

        self.apply_button = QPushButton('Apply', self)
        self.apply_button.clicked.connect(self.onApplyButton)

        layout = QVBoxLayout(self)
        layout.addWidget(self.search_bar)
        layout.addWidget(self.style_text_edit)
        layout.addWidget(self.apply_button)
        self.setLayout(layout)

        next_hit_shortcut = QShortcut(QKeySequence(Qt.Key_F3), self)
        next_hit_shortcut.activated.connect(self.onNextSearchHit)

        search_shortcut = QShortcut(QKeySequence(Qt.CTRL + Qt.Key_F), self)
        search_shortcut.activated.connect(self.onFocusSearchBar)

        apply_shortcut = QShortcut(QKeySequence(Qt.CTRL + Qt.Key_S), self)
        apply_shortcut.activated.connect(self.applyStyleSheet)

        undo_shortcut = QShortcut(
            QKeySequence(Qt.CTRL + Qt.ALT + Qt.Key_Z), self)
        undo_shortcut.activated.connect(self.onUndo)

        redo_shortcut = QShortcut(
            QKeySequence(Qt.CTRL + Qt.ALT + Qt.Key_Y), self)
        redo_shortcut.activated.connect(self.onRedo)

        help_shortcut = QShortcut(
            QKeySequence(Qt.Key_F1), self)
        help_shortcut.activated.connect(self.onHelp)

        self.loadStyleSheet()