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                ??碼云GVP開源項目 12k star Uniapp+ElementUI 功能強大 支持多語言、二開方便! 廣告
                # PyQt 菜單欄 > 原文: [https://pythonbasics.org/pyqt-menubar/](https://pythonbasics.org/pyqt-menubar/) 菜單欄可以添加到 PyQt 窗口中。 它是帶有按鈕項的水平條,通常是文件菜單等。 本示例向 PyQt 窗口添加菜單欄和文本框。 如下面的屏幕截圖所示。 ![menubar in pyqt](https://img.kancloud.cn/e5/7c/e57c7c17ae0dd514601d44fbe05581d6_292x293.jpg) ## PyQt 菜單欄 ### 菜單欄示例 可以使用`QMenuBar()`來構建菜單欄。 您可以像這樣添加菜單`.addMenu("File")`。 然后將操作添加到菜單,使`.addAction("Open")`成為可能。 菜單欄必須添加到布局中,可通過此行`layout.addWidget(menubar, 0, 0)`完成。 ```py from PyQt5.QtCore import * from PyQt5.QtWidgets import * import sys class Window(QWidget): def __init__(self): QWidget.__init__(self) layout = QGridLayout() self.setLayout(layout) # create menu menubar = QMenuBar() layout.addWidget(menubar, 0, 0) actionFile = menubar.addMenu("File") actionFile.addAction("New") actionFile.addAction("Open") actionFile.addAction("Save") actionFile.addSeparator() actionFile.addAction("Quit") menubar.addMenu("Edit") menubar.addMenu("View") menubar.addMenu("Help") # add textbox tbox = QPlainTextEdit() layout.addWidget(tbox, 1, 0) app = QApplication(sys.argv) screen = Window() screen.show() sys.exit(app.exec_()) ``` [下載示例](https://gum.co/pysqtsamples)
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