This version of this document is no longer maintained. For the latest documentation, see http://www.qnx.com/developers/docs.

PtSetAreaFromCanvas()

Calculate an area based on the canvas and borders of a widget

Synopsis:

PhArea_t * PtSetAreaFromCanvas( 
               PtWidget_t *widget,
               PhRect_t const *canvas_rect, 
               PhArea_t *area)

Library:

ph

Description:

This function sets the PhArea_t structure pointed to by area to an area that produces a widget canvas of canvas_rect, given the attributes, borders, etc. of widget.

The area argument must be provided and have its own storage. This function doesn't allocate any memory.

Returns:

The same pointer as the area argument, or NULL if an error occurred.

Classification:

Photon

See also:

PhArea_t, PhAreaToRect(), PhRect_t, PhRectToArea()