bg.c

linux下的人机对话编程

#include<gnome.h>
#include"bg.h"
int show_bg(GtkWidget * canvas){
  GnomeCanvasGroup *group;
  group=gnome_canvas_root(GNOME_CANVAS(canvas));
 
  gnome_canvas_item_new(group,
                        gnome_canvas_rect_get_type(),/*背景*/
			"x1",0.0,
			"x2",800.0,
			"y1",0.0,
                        "y2",600.0,
		       	"fill_color","white",
		       	"outline_color","blue",
		       	"width_units",1.0,
			NULL);

  return 0;
}