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Enable all control surfaces associated with an action
void PtEnableSurfaceByAction(
PtWidget_t *widget,
PtWidgetClassRef_t const *cref,
unsigned short action_id,
unsigned long flags );
ph
This function enables all surfaces associated with an action, restoring them
from a disabled state.
The widget argument specifies the widget owning the surfaces,
while cref and action_id specify the class and manifest
of the action associated with surfaces to be enabled.
The flags argument specifies additional action to take, and
may include the following values:
- Pt_DAMAGE_SURFACE
- Damage the surface if its state changes. This is useful if a surface
draws differently depending on its enabled/disabled state.
Photon
Safety: | |
Interrupt handler |
No |
Signal handler |
No |
Thread |
No |
PtDisableSurface(),
PtDisableSurfaceByAction(),
PtDisableSurfaceById(),
PtEnableSurface(),
PtEnableSurfaceById(),
PtSurfaceIsDisabled(),
PtSurfaceIsEnabled()
Control Surfaces
chapter of the Photon Programmer's Guide
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