PtHit()

Identify a widget in the specified container

Synopsis:

PtWidget_t *PtHit( PtWidget_t *container,
                   unsigned n,
                   PhRect_t const *rect );

Library:

ph

Description:

This function returns container's nth child widget whose extent intersects with the rectangle defined in the PhRect_t pointed to by rect. The rectangle's coordinates must be relative to container's canvas. PtHit() ignores unrealized or procreated widgets.

Returns:

A pointer to the container's nth widget who's extent intersects with rect, or NULL if there's no such child widget.

Classification:

Photon

Safety:
Interrupt handler No
Signal handler No
Thread No

See also:

PhRect_t