lttv/modules/gui/lttvwindow/lttvwindow/menu.c

   1 /* This file is part of the Linux Trace Toolkit viewer
   2  * Copyright (C) 2003-2004 XangXiu Yang
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License Version 2 as
   6  * published by the Free Software Foundation;
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write to the Free Software
  15  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  16  * MA 02110-1301, USA.
  17  */
  18
  19 #ifdef HAVE_CONFIG_H
  20 #include <config.h>
  21 #endif
  22
  23 #include <lttv/lttv.h>
  24 #include <lttvwindow/menu.h>
  25
  26
  27 LttvMenus *lttv_menus_new() {
  28   return g_array_new(FALSE, FALSE, sizeof(LttvMenuClosure));
  29 }
  30
  31 /* MD: delete elements of the array also, but don't free pointed addresses
  32  * (functions).
  33  */
  34 void lttv_menus_destroy(LttvMenus *h) {
  35   g_debug("lttv_menus_destroy()");
  36   g_array_free(h, TRUE);
  37 }
  38
  39 LttvMenuClosure lttv_menus_add(LttvMenus *h,
  40     lttvwindow_viewer_constructor f,
  41     char* menu_path, char* menu_text, GtkWidget *widget)
  42 {
  43   LttvMenuClosure c;
  44
  45   c.con = f;
  46   c.menu_path = menu_path;
  47   c.menu_text = menu_text;
  48   c.widget = widget;
  49   if(h != NULL) g_array_append_val(h,c);
  50
  51   return c;
  52 }
  53
  54 GtkWidget *lttv_menus_remove(LttvMenus *h, lttvwindow_viewer_constructor f)
  55 {
  56   LttvMenuClosure * tmp;
  57   guint i;
  58   GtkWidget *widget;
  59
  60   for(i=0;i<h->len;i++){
  61     tmp = & g_array_index(h, LttvMenuClosure, i);
  62     if(tmp->con == f) {
  63       widget = tmp->widget;
  64       break;
  65     }
  66   }
  67   if(i<h->len){
  68     g_array_remove_index(h, i);
  69     return widget;
  70   }else return NULL;
  71
  72 }
  73
  74 unsigned lttv_menus_number(LttvMenus *h)
  75 {
  76   return h->len;
  77 }
  78
  79