from PyQt4 import QtGui, QtCore
class ButtonLineEdit(QtGui.QLineEdit):
buttonClicked = QtCore.pyqtSignal(bool)
def __init__(self, icon_file, parent=None):
super(ButtonLineEdit, self).__init__(parent)
self.button = QtGui.QToolButton(self)
self.button.setIcon(QtGui.QIcon(icon_file))
self.button.setStyleSheet(‘border: 0px; padding: 0px;‘)
self.button.setCursor(QtCore.Qt.ArrowCursor)
self.button.clicked.connect(self.buttonClicked.emit)
frameWidth = self.style().pixelMetric(QtGui.QStyle.PM_DefaultFrameWidth)
buttonSize = self.button.sizeHint()
self.setStyleSheet(‘QLineEdit {padding-right: %dpx; }‘ % (buttonSize.width() + frameWidth + 1))
self.setMinimumSize(max(self.minimumSizeHint().width(), buttonSize.width() + frameWidth*2 + 2),
max(self.minimumSizeHint().height(), buttonSize.height() + frameWidth*2 + 2))
def resizeEvent(self, event):
buttonSize = self.button.sizeHint()
frameWidth = self.style().pixelMetric(QtGui.QStyle.PM_DefaultFrameWidth)
self.button.move(self.rect().right() - frameWidth - buttonSize.width(),
(self.rect().bottom() - buttonSize.height() + 1)/2)
super(ButtonLineEdit, self).resizeEvent(event)
import sys
from PyQt4 import QtGui
def buttonClicked():
print ‘You clicked the button!‘
if __name__ == ‘__main__‘:
app = QtGui.QApplication(sys.argv)
main = ButtonLineEdit(r‘C:\Users\Administrator\Desktop\a.jpg‘)
main.buttonClicked.connect(buttonClicked)
main.show()
sys.exit(app.exec_())
