1.主要用到 qfiledialog 方法打开本地文件
2.界面
打开前:
打开后:
3. 代码
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import sys from pyqt5 import qtwidgets, qtcore, qtgui from pyqt5.qtgui import * from pyqt5.qtwidgets import * from pyqt5.qtcore import * class picture(qwidget): def __init__( self ): super (picture, self ).__init__() self .resize( 600 , 400 ) self .setwindowtitle( "label显示图片" ) self .label = qlabel( self ) self .label.settext( " 显示图片" ) self .label.setfixedsize( 300 , 200 ) self .label.move( 160 , 160 ) self .label.setstylesheet( "qlabel{background:white;}" "qlabel{color:rgb(300,300,300,120);font-size:10px;font-weight:bold;font-family:宋体;}" ) btn = qpushbutton( self ) btn.settext( "打开图片" ) btn.move( 10 , 30 ) btn.clicked.connect( self .openimage) def openimage( self ): imgname, imgtype = qfiledialog.getopenfilename( self , "打开图片" , " ", " * .jpg;; * .png;; all files( * )") jpg = qtgui.qpixmap(imgname).scaled( self .label.width(), self .label.height()) self .label.setpixmap(jpg) if __name__ = = "__main__" : app = qtwidgets.qapplication(sys.argv) my = picture() my.show() sys.exit(app.exec_()) |
以上这篇pyqt5 从本地选择图片 并显示在label上的实例就是小编分享给大家的全部内容了,希望能给大家一个参考,也希望大家多多支持服务器之家。
原文链接:https://blog.csdn.net/qq_32973061/article/details/81139689