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[lttv.git] / lttv / modules / gui / lttvwindow / lttvwindow / menu.c

/* This file is part of the Linux Trace Toolkit viewer
 * Copyright (C) 2003-2004 XangXiu Yang
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License Version 2 as
 * published by the Free Software Foundation;
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, 
 * MA 02110-1301, USA.
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <lttv/lttv.h>
#include <lttvwindow/menu.h>


LttvMenus *lttv_menus_new() {
  return g_array_new(FALSE, FALSE, sizeof(LttvMenuClosure));
}

/* MD: delete elements of the array also, but don't free pointed addresses
 * (functions).
 */
void lttv_menus_destroy(LttvMenus *h) {
  g_debug("lttv_menus_destroy()");
  g_array_free(h, TRUE);
}

LttvMenuClosure lttv_menus_add(LttvMenus *h,
    lttvwindow_viewer_constructor f,
    char* menu_path, char* menu_text, GtkWidget *widget)
{
  LttvMenuClosure c;

  c.con = f;
  c.menu_path = menu_path;
  c.menu_text = menu_text;
  c.widget = widget;
  if(h != NULL) g_array_append_val(h,c);

  return c;
}

GtkWidget *lttv_menus_remove(LttvMenus *h, lttvwindow_viewer_constructor f)
{
  LttvMenuClosure * tmp;
  guint i;
  GtkWidget *widget;
  
  for(i=0;i<h->len;i++){
    tmp = & g_array_index(h, LttvMenuClosure, i);
    if(tmp->con == f) {
      widget = tmp->widget;
      break;
    }
  }
  if(i<h->len){
    g_array_remove_index(h, i);
    return widget;
  }else return NULL;
  
}

unsigned lttv_menus_number(LttvMenus *h)
{
  return h->len;
}