forked from geekori/pyqt5
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BasicTreeWidget.py
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BasicTreeWidget.py
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'''
树控件(QTreeWidget)的基本用法
'''
import sys
from PyQt5.QtWidgets import *
from PyQt5.QtGui import QIcon, QBrush, QColor
from PyQt5.QtCore import Qt
class BasicTreeWidget(QMainWindow):
def __init__(self, parent=None):
super(BasicTreeWidget, self).__init__(parent)
self.setWindowTitle('树控件(QTreeWidget)的基本用法')
self.tree = QTreeWidget()
# 为树控件指定列数
self.tree.setColumnCount(2)
# 指定列标签
self.tree.setHeaderLabels(['Key','Value'])
root = QTreeWidgetItem(self.tree)
root.setText(0,'根节点')
root.setIcon(0,QIcon('./images/root.png'))
self.tree.setColumnWidth(0,160)
# 添加子节点1
child1 = QTreeWidgetItem(root)
child1.setText(0,'子节点1')
child1.setText(1,'子节点1的数据')
child1.setIcon(0,QIcon('./images/bao3.png'))
child1.setCheckState(0,Qt.Checked)
# 添加子节点2
child2 = QTreeWidgetItem(root)
child2.setText(0,'子节点2')
child2.setIcon(0,QIcon('./images/bao6.png'))
# 为child2添加一个子节点
child3 = QTreeWidgetItem(child2)
child3.setText(0,'子节点2-1')
child3.setText(1,'新的值')
child3.setIcon(0,QIcon('./images/music.png'))
self.tree.expandAll()
self.setCentralWidget(self.tree)
if __name__ == '__main__':
app = QApplication(sys.argv)
tree = BasicTreeWidget()
tree.show()
sys.exit(app.exec_())