本文研究的主要是PyQt5打开文件对话框QFileDialog的代码示例,具体如下。
单个文件打开 QFileDialog.getOpenFileName()
多个文件打开 QFileDialog.getOpenFileNames()
文件夹选取 QFileDialog.getExistingDirectory()
文件保存 QFileDialog.getSaveFileName()
实例代码:
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from PyQt5 import QtWidgets
from PyQt5.QtWidgets import QFileDialog
class MyWindow(QtWidgets.QWidget):
def __init__( self ):
super (MyWindow, self ).__init__()
self .myButton = QtWidgets.QPushButton( self )
self .myButton.setObjectName( "myButton" )
self .myButton.setText( "Test" )
self .myButton.clicked.connect( self .msg)
def msg( self ):
directory1 = QFileDialog.getExistingDirectory( self ,
"选取文件夹" ,
"./" ) #起始路径
print (directory1)
fileName1, filetype = QFileDialog.getOpenFileName( self ,
"选取文件" ,
"./" ,
"All Files (*);;Text Files (*.txt)" ) #设置文件扩展名过滤,注意用双分号间隔
print (fileName1,filetype)
files, ok1 = QFileDialog.getOpenFileNames( self ,
"多文件选择" ,
"./" ,
"All Files (*);;Text Files (*.txt)" )
print (files,ok1)
fileName2, ok2 = QFileDialog.getSaveFileName( self ,
"文件保存" ,
"./" ,
"All Files (*);;Text Files (*.txt)" )
if __name__ = = "__main__" :
import sys
app = QtWidgets.QApplication(sys.argv)
myshow = MyWindow()
myshow.show()
sys.exit(app.exec_())
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总结
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原文链接:http://blog.csdn.net/huangzhang_123/article/details/78144692