PyQt5--TextDrag 

 1 # -*- coding:utf-8 -*-
 2 '''
 3 Created on Sep 21, 2018
 4 
 5 @author: SaShuangYiBing
 6 
 7 Comment: 
 8 '''
 9 import sys
10 from PyQt5.QtWidgets import QApplication,QWidget,QPushButton,QLineEdit
11 
12 class Button(QPushButton):
13     def __init__(self,title,parent):
14         super().__init__(title,parent)
15         self.setAcceptDrops(True)
16         
17     def dragEnterEvent(self,e):
18         if e.mimeData().hasFormat('text/Plain'):
19             e.accept()
20         else:
21             e.ignore()
22     
23     def dropEvent(self,e):
24         self.setText(e.mimeData().text())
25 
26 class New_test(QWidget):
27     def __init__(self):
28         super().__init__()
29         self.initUI()
30         
31     def initUI(self):
32         edit = QLineEdit('',self)
33         edit.setDragEnabled(True)
34         edit.move(30,65)
35         
36         button = Button('Button',self)
37         button.move(190,65)
38         
39         self.setWindowTitle('Simple drag & drop')
40         self.setGeometry(300,300,300,150)
41         self.show()
42         
43 if __name__ == '__main__':
44     app = QApplication(sys.argv)
45     ex = New_test()
46     sys.exit(app.exec_())
47

 

 

在文本框中输入的内容，随意选中其中部分字符可进行拖拽（类似复制）

 

posted @ 2018-09-21 10:23  iSZ  阅读(281)  评论(0)  编辑  收藏  举报