python - QLineEdit python方法中的大写输入

。
。例如，这个link
那么，有没有办法让我用蟒蛇的方式来做呢？

最佳答案

，
我相信这符合你的目的。我不怎么叫它蟒蛇。更像PyQt覆盖。
#次要代码编辑

from PyQt4 import QtGui
import sys
#===============================================================================
# MyEditableTextBox-
#===============================================================================
class MyEditableTextBox(QtGui.QLineEdit):
#|-----------------------------------------------------------------------------|
# Constructor
#|-----------------------------------------------------------------------------|

    def __init__(self,*args):
        #*args to set parent
        QtGui.QLineEdit.__init__(self,*args)

#|-----------------------------------------------------------------------------|
# focusOutEvent :-
#|-----------------------------------------------------------------------------|
    def focusOutEvent(self, *args, **kwargs):
        text = self.text()
        self.setText(text.__str__().upper())
        return QtGui.QLineEdit.focusOutEvent(self, *args, **kwargs)


#|--------------------------End of focusOutEvent--------------------------------|
#|-----------------------------------------------------------------------------|
# keyPressEvent
#|-----------------------------------------------------------------------------|
    def keyPressEvent(self, event):
        if not self.hasSelectedText():
            pretext = self.text()
            self.setText(pretext.__str__().upper())
        return QtGui.QLineEdit.keyPressEvent(self, event)

#|--------------------End of keyPressEvent-------------------------------------|

if __name__ == '__main__':
    app = QtGui.QApplication(sys.argv)
    w = QtGui.QWidget()
    lay = QtGui.QHBoxLayout()
    w.setLayout(lay)
    le1 = MyEditableTextBox()
    lay.addWidget(le1)
    le2 = MyEditableTextBox()
    lay.addWidget(le2)
    w.show()
    sys.exit(app.exec_())

关于python - QLineEdit python方法中的大写输入，我们在Stack Overflow上找到一个类似的问题：https://stackoverflow.com/questions/28962266/