86 lines
2.5 KiB
Python
86 lines
2.5 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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Created on 2019年5月27日
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@author: Irony
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@site: https://pyqt.site , https://github.com/PyQt5
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@email: 892768447@qq.com
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@file: FoldWidget
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@description: 自定义item折叠控件仿QTreeWidget
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"""
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from PyQt5.QtCore import QSize
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from PyQt5.QtWidgets import QWidget, QPushButton, QFormLayout, \
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QLineEdit, QListWidget, QListWidgetItem, QCheckBox
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class CustomWidget(QWidget):
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def __init__(self, item, *args, **kwargs):
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super(CustomWidget, self).__init__(*args, **kwargs)
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self.oldSize = None
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self.item = item
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layout = QFormLayout(self)
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layout.addRow('我是label', QLineEdit(self))
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layout.addRow('点击', QCheckBox(
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'隐藏下面的按钮', self, toggled=self.hideChild))
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self.button = QPushButton('我是被隐藏的', self)
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layout.addRow(self.button)
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def hideChild(self, v):
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self.button.setVisible(not v)
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# 这里很重要 当隐藏内部子控件时 需要重新计算高度
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self.adjustSize()
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def resizeEvent(self, event):
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# 解决item的高度问题
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super(CustomWidget, self).resizeEvent(event)
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self.item.setSizeHint(QSize(self.minimumWidth(), self.height()))
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class CustomButton(QPushButton):
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# 按钮作为开关
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def __init__(self, item, *args, **kwargs):
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super(CustomButton, self).__init__(*args, **kwargs)
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self.item = item
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self.setCheckable(True) # 设置可选中
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def resizeEvent(self, event):
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# 解决item的高度问题
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super(CustomButton, self).resizeEvent(event)
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self.item.setSizeHint(QSize(self.minimumWidth(), self.height()))
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class Window(QListWidget):
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def __init__(self, *args, **kwargs):
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super(Window, self).__init__(*args, **kwargs)
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for _ in range(3):
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# 开关
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item = QListWidgetItem(self)
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btn = CustomButton(item, '折叠', self, objectName='testBtn')
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self.setItemWidget(item, btn)
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# 被折叠控件
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item = QListWidgetItem(self)
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# 通过按钮的选中来隐藏下面的item
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btn.toggled.connect(item.setHidden)
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self.setItemWidget(item, CustomWidget(item, self))
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if __name__ == '__main__':
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import sys
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import cgitb
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cgitb.enable(format='text')
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from PyQt5.QtWidgets import QApplication
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app = QApplication(sys.argv)
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# 通过qss改变按钮的高度
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app.setStyleSheet('#testBtn{min-height:40px;}')
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w = Window()
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w.show()
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sys.exit(app.exec_())
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