PtUpdate()

Decrement the hold count

Synopsis:

int PtUpdate( void );

Library:

ph

Description:

This function decrements the hold count, which was previously incremented by a call to PtHold(). When the count reaches 0, the Photon libraries repair any damaged widgets.


Note: This function is the same as PtRelease().

Returns:

The current hold count, or -1 if an error occurred.

Classification:

Photon

Safety:
Interrupt handler No
Signal handler No
Thread No

See also:

PtContainerHold(), PtContainerRelease(), PtFlush(), PtHold(), PtModalStart(), PtRelease()

Delaying and forcing updates to the display in the Working with Code chapter of the Photon Programmer's Guide