Example 2: Code: Common Gotcha

void FindPolygons{ SE_Transmittal xmittal, SE_Object root_obj )

{

SE_Status_Code status;

SE_Search_Rule polygon_search_rules[] =

{

SE_DRM_CLASS_MATCH( POLYGON ) /* Infinite depth */

}

SE_Search_Filter search_filter;

SE_Iterator iterator;

SE_Object polygon_obj;

status = SE_CreateSearchFilter( xmittal, polygon_search_rules, &search_filter );

status = SE_InitalizeComponentIterator3( root_obj, search_filter, &iterator );

while( SE_GetNextObject ( iterator, &polygon_obj, NULL ) !=

SE_STAT_CODE_NO_OBJECT )

{

/* process the polygon object */

}

status = SE_FreeObject( polygon_obj );

status = SE_FreeSearchFilter( search_filter );

status = SE_FreeIterator( Iterator );

}