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HappyCoder
26th August 2015, 09:36
Hi,

i made a class LeakageRatePicker and it is subclasses from QwtPlotPicker.
I need the events
MouseButtonRelease
MouseButtonPress
MouseMove
and installed an eventFilter on canvas. The problem is that i overwrite the eventFilter from QwtPicker.
My class is working, but i dont't get any trackerTextF at mouse position.

How do i get these three events from QwtPlotPicker without installing my own eventFilter on canvas?

Thx

Uwe
26th August 2015, 16:02
Use 2 different pickers or call the base class manually:


virtual bool LeakageRatePicke::eventFilter( QObject *object, QEvent *event )
{
...
return QwtPlotPicker::eventFilter( object, event );
}Uwe