from PyQt5.QtCore import *
from PyQt5.QtWidgets import *
import sys
class myLabel(QLabel):
clicked = pyqtSignal()
def mouseReleaseEvent(self, QMouseEvent):
if QMouseEvent.button() == Qt.LeftButton:
self.clicked.emit()
class Wind(QDialog):
clicked = pyqtSignal()
def __init__(self):
super().__init__()
self.label = myLabel()
self.label.setText('这是一个文本标签')
vb = QVBoxLayout()
vb.addWidget(self.label)
self.setLayout(vb)
self.label.clicked.connect(self.showData)
self.clicked.connect(self.showData)
def showData(self):
print('ok')
if __name__ == '__main__':
app = QApplication(sys.argv)
win = Wind()
win.show()
sys.exit(app.exec_())
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