lttng-xenomai/LinuxTraceToolkitViewer-0.8.61-xenoltt/lttv/modules/gui/lttvwindow/lttvwindow/support.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., 59 Temple Place - Suite 330, Boston,
  16  * MA 02111-1307, USA.
  17  */
  18
  19 /*
  20  * DO NOT EDIT THIS FILE - it is generated by Glade.
  21  */
  22
  23 #ifdef HAVE_CONFIG_H
  24 #  include <config.h>
  25 #endif
  26
  27 #include <sys/types.h>
  28 #include <sys/stat.h>
  29 #include <unistd.h>
  30 #include <string.h>
  31 #include <stdio.h>
  32
  33 #include <gtk/gtk.h>
  34
  35 #include "support.h"
  36
  37 GtkWidget*
  38 lookup_widget                          (GtkWidget       *widget,
  39                                         const gchar     *widget_name)
  40 {
  41   GtkWidget *parent, *found_widget;
  42
  43   for (;;)
  44     {
  45       if (GTK_IS_MENU (widget))
  46         parent = gtk_menu_get_attach_widget (GTK_MENU (widget));
  47       else
  48         parent = widget->parent;
  49       if (!parent)
  50         parent = (GtkWidget*) g_object_get_data (G_OBJECT (widget), "GladeParentKey");
  51       if (parent == NULL)
  52         break;
  53       widget = parent;
  54     }
  55
  56   found_widget = (GtkWidget*) g_object_get_data (G_OBJECT (widget),
  57                                                  widget_name);
  58   if (!found_widget)
  59     g_warning ("Widget not found: %s", widget_name);
  60   return found_widget;
  61 }
  62
  63 static GList *pixmaps_directories = NULL;
  64
  65 /* Use this function to set the directory containing installed pixmaps. */
  66 void
  67 add_pixmap_directory                   (const gchar     *directory)
  68 {
  69   pixmaps_directories = g_list_prepend (pixmaps_directories,
  70                                         g_strdup (directory));
  71 }
  72
  73 /* This is an internally used function to find pixmap files. */
  74 static gchar*
  75 find_pixmap_file                       (const gchar     *filename)
  76 {
  77   GList *elem;
  78
  79   /* We step through each of the pixmaps directory to find it. */
  80   elem = pixmaps_directories;
  81   while (elem)
  82     {
  83       gchar *pathname = g_strdup_printf ("%s%s%s", (gchar*)elem->data,
  84                                          G_DIR_SEPARATOR_S, filename);
  85       if (g_file_test (pathname, G_FILE_TEST_EXISTS))
  86         return pathname;
  87       g_free (pathname);
  88       elem = elem->next;
  89     }
  90   return NULL;
  91 }
  92
  93 /* This is an internally used function to create pixmaps. */
  94 GtkWidget*
  95 create_pixmap                          (GtkWidget       *widget,
  96                                         const gchar     *filename)
  97 {
  98   gchar *pathname = NULL;
  99   GtkWidget *pixmap;
 100
 101   if (!filename || !filename[0])
 102       return gtk_image_new ();
 103
 104   pathname = find_pixmap_file (filename);
 105
 106   if (!pathname)
 107     {
 108       g_warning ("Couldn't find pixmap file: %s", filename);
 109       return gtk_image_new ();
 110     }
 111
 112   pixmap = gtk_image_new_from_file (pathname);
 113   g_free (pathname);
 114   return pixmap;
 115 }
 116
 117 /* This is an internally used function to create pixmaps. */
 118 GdkPixbuf*
 119 create_pixbuf                          (const gchar     *filename)
 120 {
 121   gchar *pathname = NULL;
 122   GdkPixbuf *pixbuf;
 123   GError *error = NULL;
 124
 125   if (!filename || !filename[0])
 126       return NULL;
 127
 128   pathname = find_pixmap_file (filename);
 129
 130   if (!pathname)
 131     {
 132       g_warning ("Couldn't find pixmap file: %s", filename);
 133       return NULL;
 134     }
 135
 136   pixbuf = gdk_pixbuf_new_from_file (pathname, &error);
 137   if (!pixbuf)
 138     {
 139       fprintf (stderr, "Failed to load pixbuf file: %s: %s\n",
 140                pathname, error->message);
 141       g_error_free (error);
 142     }
 143   g_free (pathname);
 144   return pixbuf;
 145 }
 146
 147 /* This is used to set ATK action descriptions. */
 148 void
 149 glade_set_atk_action_description       (AtkAction       *action,
 150                                         const gchar     *action_name,
 151                                         const gchar     *description)
 152 {
 153   gint n_actions, i;
 154
 155   n_actions = atk_action_get_n_actions (action);
 156   for (i = 0; i < n_actions; i++)
 157     {
 158       if (!strcmp (atk_action_get_name (action, i), action_name))
 159         atk_action_set_description (action, i, description);
 160     }
 161 }
 162