mirror of
https://github.com/muziing/PySide6-Code-Tutorial.git
synced 2025-01-30 14:22:53 +08:00
76 lines
2.2 KiB
Python
76 lines
2.2 KiB
Python
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import sys
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from PySide6 import QtCore, QtWidgets
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"""
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QWidget 可以设置不可见与不可用
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窗口上的控件被设置为不可见后被隐藏，但不会被释放，仍占据原先的位置
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.setVisible() 设置可见/不可见
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.isVisible() 获取可见状态
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.hide() 设为不可见，等同于.setVisible(False)
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.show() 对于非窗口的控件，等同于.setVisible(True)
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对于编辑器、按钮、下拉框等控件可以设置不可用，用户不再能与之交互
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.setEnabled() 设置可用/不可用
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.isEnabled() 获取可用状态
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"""
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class MyWidget(QtWidgets.QWidget):
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def __init__(self):
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super().__init__()
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self.setWindowTitle("QWidget-不可见与不可用")
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self.resize(800, 600)
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self.setup_ui()
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self.test_01()
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self.test_02()
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def setup_ui(self) -> None:
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"""设置界面"""
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self.label = QtWidgets.QLabel("标签", self)
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self.label.resize(200, 200)
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self.label.setStyleSheet("background-color: cyan;")
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self.label.move(50, 50)
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self.text_edit = QtWidgets.QTextEdit(self)
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self.text_edit.move(500, 50)
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self.text_edit.setPlaceholderText("这是一个文本编辑器")
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self.button_1 = QtWidgets.QPushButton("切换可见状态", self)
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self.button_1.move(300, 50)
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self.button_2 = QtWidgets.QPushButton("切换可用状态", self)
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self.button_2.move(300, 150)
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def test_01(self) -> None:
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"""测试可见与不可见"""
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@QtCore.Slot()
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def test_slot() -> None:
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if self.label.isVisible():
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self.label.setVisible(False)
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else:
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self.label.setVisible(True)
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self.button_1.clicked.connect(test_slot) # type: ignore
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def test_02(self) -> None:
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"""测试可用与不可用"""
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@QtCore.Slot()
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def test_slot() -> None:
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if self.text_edit.isEnabled():
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self.text_edit.setEnabled(False)
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else:
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self.text_edit.setEnabled(True)
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self.button_2.clicked.connect(test_slot) # type: ignore
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if __name__ == "__main__":
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app = QtWidgets.QApplication([])
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window = MyWidget()
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window.show()
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sys.exit(app.exec())
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