pythonQt4 label點選,觸發響應 ——轉載
#-*- coding:utf-8 -*-
#pyqt4 label 控制元件設定label圖示,獲取點選事件
####label本身是沒有點選功能的,因此我們需要將其過載,過載,我們也可以給他加上別的功能
from PyQt4.QtCore import *
from PyQt4.QtGui import *
import sys
try:
_encoding = QApplication.UnicodeUTF8
def _translate(context, text, disambig):
return QApplication.translate(context, text, disambig, _encoding)
except AttributeError:
def _translate(context, text, disambig):
return QApplication.translate(context, text, disambig)
class myLabel(QLabel):
def __init__(self,parent = None):
super(myLabel,self).__init__(parent)
def mousePressEvent(self, e):##過載一下滑鼠點選事件
print "you clicked the label"
def mouseReleaseEvent(self, QMouseEvent):
print 'you have release the mouse'
class MyWindow(QDialog,QWidget):
def __init__(self,parent = None):
super(MyWindow,self).__init__(parent)
self.resize(400,400)
self.mainlayout = QGridLayout(self)
self.myLabelEx = myLabel()
self.myLabelEx.setText(_translate("Form", "點我試試", None))
self.mainlayout.addWidget(self.myLabelEx)
self.myLabelEx.setToolTip(_translate("MainWindow", "", None))
app=QApplication(sys.argv)
window=MyWindow()
window.show()
app.exec_()