form.c

EGui是一个开源的图形系统软件,类似于QT/Embedded、GTK-FB、MicroWindow。目标是嵌入式平台整合解 决方案。基于Linux Framebuffer 设备驱动上实现。有完

/********************************************************
 * Egui code,LGPL
 * Function : window's Form 
 * Author: [e-mail]
 * Data : 2006-03-21
 * $Id: form.c,v 1.7 2006/04/09 23:32:28 hjs Exp $
 ********************************************************/
#include <Egui.h>
#include <widget.h>

int form_inited = 0;

EGui_Wfunc form_wfunc;

EGui_Widget * 
new_form ( EGui_Widget *win )
{
  EGui_Widget * form;
  short w,h;
  widget_list * list;
  EGui_Window * window;

  window = win->window;

  if (form_inited == 0)
    form_init ();
  
  form = (EGui_Widget *) malloc (sizeof (EGui_Widget));

  if (form == NULL)
    {
      printf ("malloc new from failed\n ");
      return (EGui_Widget * )NULL;
    }
  w =  window->frame_w;
  h =  window->title_h;

  form->x       = w;
  form->y       = h + w;
  form->width   = window->width -  w;
  form->height  = window->height - w;
  form->type    = FORM;
  form->func    = &form_wfunc;
  form->window  = window;
  form->child   = NULL;
  form->parent  = win;

  win->child    = form;

  add_newqueue (form);
  
  return form;

}

void form_show (EGui_Widget * widget)
{
  widget->status = DISPLAY_ALL;
}

void form_draw (EGui_Widget  * widget)
{
  short x,y,w,h;
  EGui_Window * window;
  Ecolor color;
  EGui_Widget * form;

  form = widget;

  x  = form->x;
  y  = form->y;
  w  = form->width ;
  h  = form->height ;

  window = form->window;

  if (widget->status == DISPLAY_ALL)
    {
      new_color( window,&color,0x202020);
      
      Egui_rect (x,y,w-1,h-1, &color, window);
      
      new_color(window,&color,0xcccccc);
      
      Egui_fill(x+1,y+1,w-2,h-2,&color,window);
    }
  
}


int
form_init (void)
{
  form_inited = 1;
  
  form_wfunc.show   = form_show;
  form_wfunc.draw   = form_draw;
  return 0;
}