52 lines
1.6 KiB
Python
52 lines
1.6 KiB
Python
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from PySide6.QtWidgets import QApplication, QTreeWidget, QTreeWidgetItem, QVBoxLayout, QWidget
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from PySide6.QtCore import Qt
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import sys
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class MainWindow(QWidget):
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def __init__(self):
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super().__init__()
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self.setWindowTitle("TreeWidget with Checkboxes")
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self.setGeometry(100, 100, 400, 300)
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# 创建 QTreeWidget
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self.tree = QTreeWidget()
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self.tree.setHeaderLabels(["Item", "Description"]) # 设置列标题
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# 添加顶层项
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root = QTreeWidgetItem(self.tree)
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root.setText(0, "Root Item")
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root.setText(1, "Root Description")
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root.setCheckState(0, Qt.Unchecked) # 设置复选框为未选中
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# 添加子项
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child1 = QTreeWidgetItem(root)
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child1.setText(0, "Child 1")
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child1.setText(1, "Child 1 Description")
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child1.setCheckState(0, Qt.Checked) # 设置复选框为选中
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child2 = QTreeWidgetItem(root)
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child2.setText(0, "Child 2")
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child2.setCheckState(0, Qt.Unchecked) # 设置复选框为未选中
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# 展开顶层项
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self.tree.expandAll()
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# 布局
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layout = QVBoxLayout(self)
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layout.addWidget(self.tree)
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self.setLayout(layout)
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# 监听复选框状态变化
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self.tree.itemChanged.connect(self.on_item_changed)
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def on_item_changed(self, item, column):
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if column == 0: # 检测第一列的复选框状态
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state = item.checkState(0)
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print(f"Item '{item.text(0)}' checked: {state == Qt.Checked}")
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# 主程序
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app = QApplication(sys.argv)
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window = MainWindow()
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window.show()
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sys.exit(app.exec())
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