getOpenFileName()
getSaveFileName()
setFileMode()
setFilter()
-- coding: utf-8 --
'''
【简介】
PyQt5中 QFileDialog 例子
'''
import sys
from PyQt5.QtCore import *
from PyQt5.QtGui import *
from PyQt5.QtWidgets import *
class filedialogdemo(QWidget):
def init(self, parent=None):
super(filedialogdemo, self).init(parent)
layout = QVBoxLayout()
self.btn = QPushButton("加载图片")
self.btn.clicked.connect(self.getfile)
layout.addWidget(self.btn)
self.le = QLabel("")
layout.addWidget(self.le)
self.btn1 = QPushButton("加载文本文件")
self.btn1.clicked.connect(self.getfiles)
layout.addWidget(self.btn1)
self.contents = QTextEdit()
layout.addWidget(self.contents)
self.setLayout(layout)
self.setWindowTitle("File Dialog 例子")
def getfile(self):
fname, _ = QFileDialog.getOpenFileName(self, 'Open file', 'c:\\', "Image files (*.jpg *.gif)")
self.le.setPixmap(QPixmap(fname))
def getfiles(self):
dlg = QFileDialog()
dlg.setFileMode(QFileDialog.AnyFile)
dlg.setFilter(QDir.Files)
if dlg.exec_():
filenames = dlg.selectedFiles()
f = open(filenames[0], 'r')
with f:
data = f.read()
self.contents.setText(data)
if name == 'main':
app = QApplication(sys.argv)
ex = filedialogdemo()
ex.show()
sys.exit(app.exec_())
