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Get a widget's currently active control surface
uchar_t PtWidgetActiveSurface( PtWidget_t *widget )
ph
This macro retrieves the provided widget's currently "active" surface. The active surface is the last surface that consumed an event of type Ph_EV_BUT_PRESS.
The ID of the currently active control surface, or 0 if there isn't one.
Photon
| Safety: | |
|---|---|
| Interrupt handler | No |
| Signal handler | No |
| Thread | No |
PtFindSurface(), PtFindSurfaceByAction()
Control Surfaces chapter of the Photon Programmer's Guide
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