c++ - How can I add custom widget as Popup menu for ToolButton? -

i have created custom widget,it has displayed popup menu when click on toolbutton. how can in qt 5.1.1?

you should create custom qwidgetaction add popup menu.

this sample qwidgetaction :

#include <qwidgetaction>  class  mycustomwidgetaction: public qwidgetaction {     q_object public:     explicit mycustomwidgetaction(qwidget * parent);  protected:     qwidget * createwidget(qwidget *parent);  };   mycustomwidgetaction::mycustomwidgetaction(qwidget * parent):qwidgetaction(parent) { } qwidget * mycustomwidgetaction::createwidget(qwidget *parent){     mycustomwidget * widget=new mycustomwidget(parent);     return widget; } 

you can add widget tool button displayed in popup menu:

mycustomwidgetaction * widgetaction   = new mycustomwidgetaction(this);  ui->toolbutton->addaction(widgetaction); 

mycustomwidget can widget. can add multiple instances of mycustomwidgetaction toolbutton.