WebEl widget QLineEdit es un editor de texto de una sola línea que admite deshacer y rehacer, cortar y pegar y arrastrar y soltar. De forma predeterminada, QLineEdits tiene un marco especificado por la guía de estilo de la plataforma, que se puede cerrar llamando a setFrame (false). QLineEdit proporciona las claves predeterminadas para la edición. WebNov 7, 2009 · Sinon eh bien il y a la solution ou tu appelle le Slot que j'ai mentionné plus haut seulement à la fin de l'édition du QLineEdit avec, par exemple, le signal editFinished(). Bien sur il faudra faire quelques changements dans le code en question, voir même peut-être faire une correction automatique des erreurs possibles
python - PyQt4 QLineEdit() - Stack Overflow
WebJul 11, 2024 · The QLineEdit implementation has a simple QoL feature that makes it so the "editingFinished ()" signal is emitted in the first case (losing focus) only if its contents were actually modified, which allows for a simple test: Click into the QLineEdit and just press enter -> "editingFinished ()" is emitted once as expected WebA line edit allows the user to enter and edit a single line of plain text with a useful collection of editing functions, including undo and redo, cut and paste, and drag and drop (see … jhah phone number
QAbstractSpinBox Class Qt Widgets 6.5.0
Webqapplication::translate是Qt框架中的一个函数,用于将文本翻译成不同的语言。它的作用是在程序运行时,根据当前的语言环境,将程序中的文本翻译成对应的语言,从而实现国际化和本地化。 WebJul 9, 2016 · If a QLineEdit is losing focus and it isn't empty then the signal editingFinished () is emitted. But if QLineEdit is empty the signal editingFinished () is not emitted. No matter if it lost focus because of tab key action or left mouse click on next or another QLineEdit field. Why is edingFinished () isn't emitted if the QLineEdit is empty? WebMethod Documentation QLineEdit.__init__ (self, QWidget parent = None)The parent argument, if not None, causes self to be owned by Qt instead of PyQt.. Constructs a line edit with no text. The maximum text length is set to 32767 characters. The parent argument is sent to the QWidget constructor.. See also setText() and setMaxLength().. … install gammu windows