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PtFindWidgetData()

Find the first widget data block of a given type and subtype

Synopsis:

void * PtFindWidgetData( 
           PtWidget_t *widget, 
           PtWidgetClassRef_t *type, 
           long subtype, 
           PtDataHdr_t **_node );

Arguments:

widget: A pointer to the widget that you want to search.
type: The type of data to seek. If type is NULL, any type matches.
subtype: The subtype of data to seek. If subtype is -1, any subtype matches.
_node: If you provide this argument, it's set to point to the widget data_node that contained the returned data, so you can continue the search from that node.

Description:

This function finds the first widget data block that matches the type and subtype provided.

Returns:

A void pointer to the widget data, or NULL if it wasn't found.

Classification:

Photon

Safety:
Interrupt handler	No
Signal handler	No
Thread	No