elk/lib/xwidgets/objects.c

50 lines
1.8 KiB
C

/* objects.c
*
* $Id$
*
* Copyright 1990, 1991, 1992, 1993, 1994, 1995, Oliver Laumann, Berlin
* Copyright 2002, 2003 Sam Hocevar <sam@zoy.org>, Paris
*
* This software was derived from Elk 1.2, which was Copyright 1987, 1988,
* 1989, Nixdorf Computer AG and TELES GmbH, Berlin (Elk 1.2 has been written
* by Oliver Laumann for TELES Telematic Services, Berlin, in a joint project
* between TELES and Nixdorf Microprocessor Engineering, Berlin).
*
* Oliver Laumann, TELES GmbH, Nixdorf Computer AG and Sam Hocevar, as co-
* owners or individual owners of copyright in this software, grant to any
* person or company a worldwide, royalty free, license to
*
* i) copy this software,
* ii) prepare derivative works based on this software,
* iii) distribute copies of this software or derivative works,
* iv) perform this software, or
* v) display this software,
*
* provided that this notice is not removed and that neither Oliver Laumann
* nor Teles nor Nixdorf are deemed to have made any representations as to
* the suitability of this software for any purpose nor are held responsible
* for any defects of this software.
*
* THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE.
*/
#include <stdarg.h>
#include "xt.h"
int Match_Xt_Obj (Object x, va_list v) {
register int type = TYPE(x);
if (type == T_Context) {
return va_arg (v, XtAppContext) == CONTEXT(x)->context;
} else if (type == T_Class) {
return va_arg (v, WidgetClass) == CLASS(x)->wclass;
} else if (type == T_Widget) {
return va_arg (v, Widget) == WIDGET(x)->widget;
} else if (type == T_Identifier) {
return va_arg (v, int) == IDENTIFIER(x)->type
&& va_arg (v, XtPointer) == IDENTIFIER(x)->val;
} else Panic ("Match_Xt_Obj");
return 0;
}