Unsolved why do we subclass QWidget when we are creating a new class?
-
why do we subclass QWidget when we are creating a new class?
-
@majeed
You subclassQWidget
--- or perhaps some more specific widget derived fromQWidget
--- if you are designing a new class which will be/behave like a widget. So that you get widget behaviour & functionality.However, if your new class has nothing to do with widgets, you wouldn't subclass from
QWidget
.... -
sir why is it necessary to pass parent pointer to bass class constructor
-
@majeed Please read http://doc.qt.io/qt-5/objecttrees.html
-
@jsulm why do we pass Qwidget pointer to the base class constructor?
-
-
@majeed Did you read the link? If not why? It is explained there...