---

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.

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

---