python pyqt5 拖拽
例子 常用
-- coding: utf-8 --
''' 【简介】 PyQt5中 Drag and Drop 例子
'''
import sys from PyQt5.QtCore import * from PyQt5.QtGui import * from PyQt5.QtWidgets import *
class Combo(QComboBox):
def __init__(self, title, parent):
super(Combo, self).__init__(parent)
self.setAcceptDrops(True)
def dragEnterEvent(self, e):
print(e)
if e.mimeData().hasText():
e.accept()
else:
e.ignore()
def dropEvent(self, e):
self.addItem(e.mimeData().text())class Example(QWidget): def init(self): super(Example, self).init() self.initUI()
def initUI(self):
lo = QFormLayout()
lo.addRow(QLabel("请把左边的文本拖拽到右边的下拉菜单中"))
edit = QLineEdit()
edit.setDragEnabled(True)
com = Combo("Button", self)
lo.addRow(edit, com)
self.setLayout(lo)
self.setWindowTitle('简单拖拽例子')if name == 'main': app = QApplication(sys.argv) ex = Example() ex.show() sys.exit(app.exec_())
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