list_16_24.c

This source code has been tested under OpenWindows 2.0, Sun s X11/NeWS server. For Xlib programs th

/***********************************************************************
**                                                                    **
**  listing_16_24.c                                                   **
**                                                                    **
**  Application Resource example. This program provides a "debugOn"   **
**  resource, which may be set to TRUE to enable runtime logging.     **
**                                                                    **
***********************************************************************/


#include <Xm/Label.h>


Widget	    appshell,
	    the_label;

struct	    ResList			/* The application resources  */
	    {	
	    Boolean	db_flag;	/*   "debugOn"                */
            }
	    app_resources,
	    def_resources = { FALSE };

XtResource  app_res_list[] =
	    {
		{ 
		"debugOn", 
		"DebugOn", 
		XmRBoolean,
		sizeof(app_resources.db_flag),
		XtOffset(struct ResList *, db_flag), 
		XmRBoolean, 
		&def_resources.db_flag
		}
	    };


void main( argc, argv )
    int     argc;
    char    *argv[];
{
    appshell = XtInitialize( argv[0], "Listing_16_24", NULL, 0, &argc, argv );

    XtGetApplicationResources( appshell, &app_resources,
			       app_res_list, XtNumber(app_res_list),
			       NULL, 0 );

    the_label = XmCreateLabel( appshell, "TheLabel", NULL, 0 );
    XtManageChild( the_label );

if (app_resources.db_flag)
	{
	if (the_label == NULL)
	    printf( "Debug: Creation of \"TheLabel\" failed\n" );
        else
	    printf( "Debug: \"TheLabel\" created, ID = %d\n", the_label );
	}

    XtRealizeWidget( appshell );

if (app_resources.db_flag)
	printf( "Debug: XtRealize called\n" );

    XtMainLoop();
}