On 23/Oct/2012, at 9:51 PM, Alfred Van Hoek wrote:
> Call [init] in the constructor callback of the REALcontrol:
>
> ControlData(myControl, instance, myViewData, data);
>
> NSRect newFrame;
> Rect bounds;
> REALGetControlBounds(instance, &bounds);
> newFrame.size.width = bounds.right - bounds.left;
> newFrame.size.height = bounds.bottom - bounds.top;
>
> newFrame.origin.x = bounds.left;
> newFrame.origin.y = bounds.top;
>
> myView* ed = [[myView alloc] initWithFrame: newFrame];
>
> myViewData->theView = ed;
>
> Make sure you implement the HandleGetter callback of the REALcontrol:
>
> unsigned long HandleGetter(REALcontrolInstance instance)
> {
> ControlData(myControl, instance, myViewData, data);
> return (unsigned long)myViewData->theView;
> }
>
> This way, you get what you want. The Redraw callback will not be called,
> because REALcontrol-cocoa will handle almost everything, including giving
> time to your view's draw implementation. No need to call REALcontrolHandle to
> add your view to the view hierarchy.
I don't know if it matters, but in the constructor the height and width of the
control are both zero.
Instead of using the video capture view I am now instantiating a simple NSView
subclass but drawRect never gets called.
Any suggestion ?
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