2015年4月13日 · In Mainwindow, i create below code. when run, i get QLayout: attempting to add QLayout "" to MainWindow, which already has a layout. How to remedy? i could w...

2021年3月12日 · @Christian-Ehrlicher said in Inserting a QAction into a QLayout: @JoeCFD said in Inserting a QAction into a QLayout: Then do this. He's not the original poster :) I would like …

2013年9月17日 · since QLayout classes are not deriving from QWidget they wont be polished by the style and i doubt they will ever be. You would need to create a property on your widget …

2011年11月22日 · Greetings - Is it possible to have a stylesheet control parameters of a QLayout object in the same way it does for QWidgets? For example, if I have this: @ Q...

2021年7月4日 · Hey everyone, I have a widget name textedit and I want the textedit in the middle of the Window So I have a question that how can we align widget in qt as I ...

2013年7月30日 · Hello, How do I remove all widgets from a layout so as to leave it empty @ QPushButton *button1 = new QPushButton("Button 1"); QPushButton *button2 = new QPu...

2012年1月18日 · QLayout::takeAt () does not return the widgets themselves, it returns a QLayoutItem, which was used by the QVBoxLayout layout manager to manage the widget.

2011年8月22日 · A notable exception is QLayout::addWidget (which does NOT reparent the widget to the layout), and probably there are some others (documented or not; of course, the …

2018年12月10日 · QWidget::setLayout: Attempting to set QLayout "verticalLayout" on MainWindow "MainWindow", which already has a layout What I want to achieve is to set this …

2013年3月27日 · } @ The slot gets called correctly and the for-loop correctly identifies the new data I want to add to my layout. However, takeAt () doesn't remove the old widget. This leads …