如何从Qt的主窗口打开一个新窗口? [英] How to open a new window from the main window in Qt?

问题描述

我是 qt 编程的新手，想知道如何在主窗口消失的情况下从主窗口打开一个新窗口?有什么源代码我可以看看吗?

I'm new to qt programming and would like to know how to open a new window from the main window with the mainwindow disappearing? Is there any source code I can have a look at?

推荐答案

从 MainWindow 中的一个插槽调用此代码:

From a slot in your MainWindow call this code :

QWidget *wdg = new QWidget;
wdg->show();
hide();//this will disappear main window

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