---

gadget_SysClose.c

Go to the documentation of this file.

/*
 *    gui - [gega user interface] the flexible solution for user interface problems
 *    Copyright (C) 2002  Gergely Gati
 *
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation; version 2 of the License.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with this program; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *    Gergely Gati
 *      email:           g.gati@freemail.hu
 *      AIM screenname:  GatiGergely
 *      ICQ number:      93131690
 *
 */
/*
 *  sys_close.c
 *
 *  Author            : Gergely Gáti
 *  Date              :
 *  Description       :
 *
 */
#include <stdlib.h>

#include "gadgets/gadget_SysClose.h"

#include "debug.h"
#include "classes.h"
#include "Bases.h"
#include "Module.h"
#include "Window.h"
#include "Common.h"


struct _sys_close
{
  Gadget_t gadget;
/*  u32 col_title;
  u32 col_white;
  u32 col_black;*/
  int state;
};

static bases_Modules_t *api;
VERSION("SysClose.gadget",1,0,"Gergely Gati","g.gati@freemail.hu");



/*
 *  This function is always called after the Gadget_t has been created and
 *  attached to the Gadget_t tree, but before the call to sys_close_layout(). It may be
 *  called more than once. It must fill in the Gadget_t's minimum and maximum
 *  sizes into the supplied extent structures.
 */
static void sys_close_get_extent(Gadget_t *this, Extent_t *min, Extent_t *max)
{
  debug_Begin();

  min->width=1;
  min->height=1;
  max->width=GADGET_MAXIMUM_SIZE;
  max->height=GADGET_MAXIMUM_SIZE;

  debug_End();
}


/*
 *  This function is called always after sys_close_get_extent() has been called at
 *  least once. It receives a position and an extent which determine the
 *  position and the size of the Gadget_t on the screen. This extent is always
 *  between the minimum and maximum sizes which were returned by
 *  sys_close_get_extent() of the same gadget. After this call the Gadget_t is made
 *  visible.
 */
static void sys_close_layout(Gadget_t *this, Rect_t *rect)
{
//  int iw,ih,il,it;

  debug_Begin();

/*
  iw=rect->width/3;
  ih=rect->height/3;
  il=rect->left+((rect->width-iw)>>1);
  it=rect->top+((rect->height-ih)>>1);
  glw_SetColor(this->window->handle, ((sys_close *)this)->col_title);
  glw_DrawFilledRect(this->window->handle,rect->left,rect->top,rect->width,rect->height);
  glw_SetColor(this->window->handle, ((sys_close *)this)->col_black);
  glw_DrawLine(this->window->handle,rect->left,rect->top+rect->height-1,rect->left+rect->width-1,rect->top+rect->height-1);
  glw_DrawLine(this->window->handle,rect->left+rect->width-1,rect->top+rect->height-1,rect->left+rect->width-1,rect->top);
  glw_SetColor(this->window->handle, ((sys_close *)this)->col_white);
  glw_DrawLine(this->window->handle,rect->left,rect->top,rect->left,rect->top+rect->height-1);
  glw_DrawLine(this->window->handle,rect->left,rect->top,rect->left+rect->width-1,rect->top);
  glw_DrawFilledRect(this->window->handle,il,it,iw,ih);
  glw_SetColor(this->window->handle, ((sys_close *)this)->col_black);
  glw_DrawRect(this->window->handle,il,it,iw,ih);
*/

  debug_End();
}


static void sys_close_suggest_extent(Gadget_t *this, Rect_t *rect)
{
  debug_Begin();

  debug_End();
}


static int sys_close_input_event_handler(Gadget_t *gad, struct glw_Event *event)
{
  int ret=0;
//  u32 col_store;

  debug_Begin();

  switch(event->event)
  {
    case GLWEV_MOUSEMOVE:
    {
      if(((sys_close *)gad)->state!=0)
      {
        if(!api->gui_Call(GUI_ISINSIDE,TAG_GUI_RECT,&gad->rect,TAG_GUI_X,event->mousex,TAG_GUI_Y,event->mousey,TAG_DONE))
        {
          api->gadget_Call(GADGET_SET_STATE,TAG_GADGET_OBJECT,gad,TAG_GADGET_STATE,GADST_NORMAL,TAG_GADGET_VISUAL,1,TAG_DONE);
        }
        else
        {
          api->gadget_Call(GADGET_SET_STATE,TAG_GADGET_OBJECT,gad,TAG_GADGET_STATE,GADST_PRESSED,TAG_GADGET_VISUAL,1,TAG_DONE);
        }
      }
      break;
    }
    case GLWEV_MOUSEBUTTONS:
    {
      switch(event->data)
      {
        case GLWEVD_LEFTDOWN:
        {
          api->gadget_Call(GADGET_SET_STATE,TAG_GADGET_OBJECT,gad,TAG_GADGET_STATE,GADST_PRESSED,TAG_GADGET_VISUAL,1,TAG_DONE);
          api->window_Call(WINDOW_SETACTIVE,TAG_WIN_OBJECT,gad->window,TAG_WIN_GADGET,gad,TAG_DONE);
          ((sys_close *)gad)->state=1;
          break;
        }
        case GLWEVD_LEFTUP:
        {
          api->gadget_Call(GADGET_SET_STATE,TAG_GADGET_OBJECT,gad,TAG_GADGET_STATE,GADST_NORMAL,TAG_GADGET_VISUAL,1,TAG_DONE);
          api->window_Call(WINDOW_SETACTIVE,TAG_WIN_OBJECT,gad->window,TAG_WIN_GADGET,NULL,TAG_DONE);
          ((sys_close *)gad)->state=0;
          if(api->gui_Call(GUI_ISINSIDE,TAG_GUI_RECT,&gad->rect,TAG_GUI_X,event->mousex,TAG_GUI_Y,event->mousey,TAG_DONE))
          {
            ret=api->gadget_Call(GADGET_CALLBACK,TAG_GADGET_OBJECT,gad,TAG_GADGET_EVENT,CBK_WINDOW_CLOSE,TAG_GADGET_EVENT_DATA,0L,TAG_DONE);
          }
          break;
        }
      }
      break;
    }
  }

  debug_End();

  return(ret);
}


int sys_close_init_gadget(Gadget_t *this, tag *taglist)
{
  debug_Begin();

/*
  ((sys_close *)this)->col_title=0x6182ae;
  ((sys_close *)this)->col_white=0xefefef;
  ((sys_close *)this)->col_black=0x000000;
*/
  ((sys_close *)this)->state=0;

  debug_End();

  return(0);
}


static int sys_close_gadget_event_handler(Gadget_t *this, int event, tag *taglist)
{
  int ret=-1;

  debug_Begin();

  if(this!=NULL&&event>=0)
  {
    switch(event)
    {
      case GADEV_INIT_GADGET:
      {
        ret=sys_close_init_gadget(this,taglist);
        break;
      }
      case GADEV_DELETE_GADGET:
      {
        ret=0;
        break;
      }
      case GADEV_GET_EXTENT:
      {
        Extent_t *min,*max,n,x;
        min=(Extent_t *)tag_GetTagData(taglist,TAG_GAD_EXTMIN,(u32)&n);
        max=(Extent_t *)tag_GetTagData(taglist,TAG_GAD_EXTMAX,(u32)&x);
        sys_close_get_extent(this,min,max);
        ret=0;
        break;
      }
      case GADEV_SUGGEST_EXTENT:
      {
        Rect_t *rect,r;
        rect=(Rect_t *)tag_GetTagData(taglist,TAG_GAD_RECT,(u32)&r);
        sys_close_suggest_extent(this,rect);
        ret=0;
        break;
      }
      case GADEV_LAYOUT:
      case GADEV_DAMAGE:
      {
        Rect_t *rect,r;
        rect=(Rect_t *)tag_GetTagData(taglist,TAG_GAD_RECT,(u32)&r);
        sys_close_layout(this,rect);
        ret=0;
        break;
      }
    }
  }

  debug_End();

  return(ret);
}


/*
 *  This function is called once before the creation of any Gadget_t of this
 *  class. Gadgets can be created only after this function has been called.
 */
static void init_sys_close_class(u32 module)
{
  api->gadget_Call(GADGET_REGISTER_CLASS,
                            TAG_GADGET_CLASS_ID,CLASS_SYS_CLOSE_ID,
                            TAG_GADGET_NAME,CLASS_SYS_CLOSE_NAME,
                TAG_GADGET_BINDING,NULL,
                TAG_GADGET_COLOR_NAMES,NULL,
                TAG_GADGET_CUSTOM_NAMES,NULL,
                TAG_GADGET_STATE_MASK,GADSTF_NORMAL|GADSTF_PRESSED,
                TAG_GADGET_MODULE,module,
                TAG_GADGET_GADGET_SIZE,sizeof(sys_close),
                TAG_GADGET_METHODS,NULL,
                TAG_GADGET_INPUT_EVENT_HANDLER,sys_close_input_event_handler,
                TAG_GADGET_EVENT_HANDLER,NULL,
                TAG_GADGET_GADGET_EVENT_HANDLER,sys_close_gadget_event_handler,
                TAG_DONE);
}


EXPORT int module_Init(u32 module, bases_Modules_t *bases)
{
    api=bases;
    init_sys_close_class(module);  return(0);
}

---