shell/ev-sidebar.c

   1 /* this file is part of evince, a gnome document viewer
   2  *
   3  *  Copyright (C) 2004 Red Hat, Inc.
   4  *
   5  *  Author:
   6  *    Jonathan Blandford <jrb@alum.mit.edu>
   7  *
   8  * Evince is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * Evince is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  21  */
  22
  23 #ifdef HAVE_CONFIG_H
  24 #include "config.h"
  25 #endif
  26
  27 #include <string.h>
  28 #include <gtk/gtk.h>
  29
  30 #include "ev-sidebar.h"
  31 #include "ev-sidebar-bookmarks.h"
  32
  33 typedef struct
  34 {
  35         char *id;
  36         char *title;
  37         GtkWidget *main_widget;
  38 } EvSidebarPage;
  39
  40 enum
  41 {
  42         PAGE_COLUMN_ID,
  43         PAGE_COLUMN_TITLE,
  44         PAGE_COLUMN_MAIN_WIDGET,
  45         PAGE_COLUMN_NOTEBOOK_INDEX,
  46         PAGE_COLUMN_NUM_COLS
  47 };
  48
  49 struct _EvSidebarPrivate {
  50         GtkWidget *option_menu;
  51         GtkWidget *notebook;
  52
  53         GtkTreeModel *page_model;
  54 };
  55
  56 static void ev_sidebar_omenu_changed_cb (GtkComboBox *combo_box,
  57                                          gpointer     user_data);
  58
  59 G_DEFINE_TYPE (EvSidebar, ev_sidebar, GTK_TYPE_VBOX)
  60
  61 #define EV_SIDEBAR_GET_PRIVATE(object) \
  62         (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_SIDEBAR, EvSidebarPrivate))
  63
  64 static void
  65 ev_sidebar_class_init (EvSidebarClass *ev_sidebar_class)
  66 {
  67         GObjectClass *g_object_class;
  68
  69         g_object_class = G_OBJECT_CLASS (ev_sidebar_class);
  70
  71         g_type_class_add_private (g_object_class, sizeof (EvSidebarPrivate));
  72
  73 }
  74
  75 static void
  76 ev_sidebar_init (EvSidebar *ev_sidebar)
  77 {
  78         GtkWidget *hbox;
  79         GtkCellRenderer *renderer;
  80
  81         ev_sidebar->priv = EV_SIDEBAR_GET_PRIVATE (ev_sidebar);
  82         gtk_box_set_spacing (GTK_BOX (ev_sidebar), 6);
  83
  84         /* data model */
  85         ev_sidebar->priv->page_model = (GtkTreeModel *)
  86                 gtk_list_store_new (PAGE_COLUMN_NUM_COLS,
  87                                     G_TYPE_STRING,
  88                                     G_TYPE_STRING,
  89                                     GTK_TYPE_WIDGET,
  90                                     G_TYPE_INT);
  91
  92         /* top option menu */
  93         hbox = gtk_hbox_new (FALSE, 6);
  94         gtk_box_pack_start (GTK_BOX (ev_sidebar), hbox,
  95                             FALSE, FALSE, 0);
  96         ev_sidebar->priv->option_menu =
  97                 gtk_combo_box_new_with_model (ev_sidebar->priv->page_model);
  98         g_signal_connect (ev_sidebar->priv->option_menu, "changed",
  99                           G_CALLBACK (ev_sidebar_omenu_changed_cb), ev_sidebar);
 100         gtk_box_pack_start (GTK_BOX (hbox),
 101                             ev_sidebar->priv->option_menu,
 102                             FALSE, FALSE, 0);
 103         renderer = gtk_cell_renderer_text_new ();
 104         gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (ev_sidebar->priv->option_menu),
 105                                     renderer, TRUE);
 106         gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (ev_sidebar->priv->option_menu),
 107                                         renderer,
 108                                         "text", PAGE_COLUMN_TITLE,
 109                                         NULL);
 110
 111         ev_sidebar->priv->notebook = gtk_notebook_new ();
 112         gtk_notebook_set_show_border (GTK_NOTEBOOK (ev_sidebar->priv->notebook), FALSE);
 113         gtk_notebook_set_show_tabs (GTK_NOTEBOOK (ev_sidebar->priv->notebook), FALSE);
 114         gtk_box_pack_start (GTK_BOX (ev_sidebar), ev_sidebar->priv->notebook,
 115                             TRUE, TRUE, 0);
 116         gtk_widget_show_all (GTK_WIDGET (ev_sidebar));
 117 }
 118
 119 static void
 120 ev_sidebar_omenu_changed_cb (GtkComboBox *combo_box,
 121                              gpointer     user_data)
 122 {
 123         GtkTreeIter iter;
 124         EvSidebar *ev_sidebar = EV_SIDEBAR (user_data);
 125
 126         if (gtk_combo_box_get_active_iter (combo_box, &iter)) {
 127                 gint index;
 128
 129                 gtk_tree_model_get (ev_sidebar->priv->page_model,
 130                                     &iter,
 131                                     PAGE_COLUMN_NOTEBOOK_INDEX, &index,
 132                                     -1);
 133                 gtk_notebook_set_current_page (GTK_NOTEBOOK (ev_sidebar->priv->notebook),
 134                                                index);
 135
 136         }
 137 }
 138
 139 /* Public functions */
 140
 141 GtkWidget *
 142 ev_sidebar_new (void)
 143 {
 144         GtkWidget *ev_sidebar;
 145
 146         ev_sidebar = g_object_new (EV_TYPE_SIDEBAR, NULL);
 147
 148         return ev_sidebar;
 149 }
 150
 151 void
 152 ev_sidebar_add_page (EvSidebar   *ev_sidebar,
 153                      const gchar *page_id,
 154                      const gchar *title,
 155                      GtkWidget   *main_widget)
 156 {
 157         GtkTreeIter iter;
 158         int index;
 159
 160         g_return_if_fail (EV_IS_SIDEBAR (ev_sidebar));
 161         g_return_if_fail (page_id != NULL);
 162         g_return_if_fail (title != NULL);
 163         g_return_if_fail (GTK_IS_WIDGET (main_widget));
 164
 165         index = gtk_notebook_append_page (GTK_NOTEBOOK (ev_sidebar->priv->notebook),
 166                                           main_widget, NULL);
 167
 168         gtk_list_store_insert_with_values (GTK_LIST_STORE (ev_sidebar->priv->page_model),
 169                                            &iter, 0,
 170                                            PAGE_COLUMN_ID, page_id,
 171                                            PAGE_COLUMN_TITLE, title,
 172                                            PAGE_COLUMN_MAIN_WIDGET, main_widget,
 173                                            PAGE_COLUMN_NOTEBOOK_INDEX, index,
 174                                            -1);
 175 }
 176
 177 void
 178 ev_sidebar_set_document (EvSidebar   *sidebar,
 179                          EvDocument  *document)
 180 {
 181         EvSidebarPrivate *priv;
 182         GtkTreeIter iter;
 183         gboolean result;
 184
 185         g_return_if_fail (EV_IS_SIDEBAR (sidebar));
 186         g_return_if_fail (EV_IS_DOCUMENT (document));
 187
 188         priv = sidebar->priv;
 189
 190         /* FIXME: We should prolly make sidebars have an interface.  For now, we
 191          * do this bad hack (TM)
 192          */
 193         for (result = gtk_tree_model_get_iter_first (priv->page_model, &iter);
 194              result;
 195              result = gtk_tree_model_iter_next (priv->page_model, &iter)) {
 196                 GtkWidget *widget;
 197
 198                 gtk_tree_model_get (priv->page_model, &iter,
 199                                     PAGE_COLUMN_MAIN_WIDGET, &widget,
 200                                     -1);
 201
 202                 if (EV_IS_SIDEBAR_BOOKMARKS (widget))
 203                         /* && EV_IS_BOOKMARKS (document)
 204                            && ev_bookmarks_has_bookmarks (document)... */
 205                         ev_sidebar_bookmarks_set_document (EV_SIDEBAR_BOOKMARKS (widget),
 206                                                            document);
 207                 /* else if EV_IS_SIDEBAR_THUMBNAILS... */
 208         }
 209
 210
 211 }
 212
 213 void
 214 ev_sidebar_clear (EvSidebar *ev_sidebar)
 215 {
 216         g_return_if_fail (EV_IS_SIDEBAR (ev_sidebar));
 217
 218         gtk_list_store_clear (GTK_LIST_STORE (ev_sidebar->priv->page_model));
 219 }