Returns the status bar for the main window. This function creates and returns an empty status bar if the status bar does not exist. //返回主窗口口的状态条 ***QMdiArea*** The QMdiArea widget provides an area in which MDI windows are displayed. //多显示窗口 void QMdiArea::subWindowActivated...
Returns the native parent for this widget, i.e. the next ancestor widget that has a system identifier, or 0 if it does not have any native parent.This function was introduced in Qt 4.4.See also effectiveWinId().QWidget * QWidget::nextInFocusChain() constReturns the next widget in this...
On Windows, if you are calling this when the application is not currently the active one then it will not make it the active window. It will change the color of the taskbar entry to indicate that the window has changed in some way. This is because Microsoft does not allow an application...
> > but most people I am aware of distinguish between "I cannot observe it" > > and "it does not exist". Those people might also be tempted to take > >http://doc.trolltech.com/4.5/designer-using-custom-widgets.htmlas an > > indication that your proposition is wrong. > > If somet...
Does this help? Share Improve this answer Follow edited Jul 17, 2013 at 21:34 answered Jul 17, 2013 at 21:16 nkint 11.7k3131 gold badges104104 silver badges178178 bronze badges Add a comment 1 The answer proposed by nkint is the cleanest way to do. However, there exist quick...