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-document-thumbnails.h"
  32 #include "ev-document-bookmarks.h"
  33 #include "ev-sidebar-bookmarks.h"
  34 #include "ev-sidebar-thumbnails.h"
  35
  36 typedef struct
  37 {
  38         char *id;
  39         char *title;
  40         GtkWidget *main_widget;
  41 } EvSidebarPage;
  42
  43 enum
  44 {
  45         PAGE_COLUMN_ID,
  46         PAGE_COLUMN_TITLE,
  47         PAGE_COLUMN_MAIN_WIDGET,
  48         PAGE_COLUMN_NOTEBOOK_INDEX,
  49         PAGE_COLUMN_NUM_COLS
  50 };
  51
  52 struct _EvSidebarPrivate {
  53         GtkWidget *option_menu;
  54         GtkWidget *notebook;
  55
  56         GtkTreeModel *page_model;
  57 };
  58
  59 static void ev_sidebar_omenu_changed_cb (GtkComboBox *combo_box,
  60                                          gpointer     user_data);
  61
  62 G_DEFINE_TYPE (EvSidebar, ev_sidebar, GTK_TYPE_VBOX)
  63
  64 #define EV_SIDEBAR_GET_PRIVATE(object) \
  65         (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_SIDEBAR, EvSidebarPrivate))
  66
  67 static void
  68 ev_sidebar_class_init (EvSidebarClass *ev_sidebar_class)
  69 {
  70         GObjectClass *g_object_class;
  71
  72         g_object_class = G_OBJECT_CLASS (ev_sidebar_class);
  73
  74         g_type_class_add_private (g_object_class, sizeof (EvSidebarPrivate));
  75
  76 }
  77
  78 static void
  79 ev_sidebar_init (EvSidebar *ev_sidebar)
  80 {
  81         GtkWidget *hbox;
  82         GtkCellRenderer *renderer;
  83
  84         ev_sidebar->priv = EV_SIDEBAR_GET_PRIVATE (ev_sidebar);
  85         gtk_box_set_spacing (GTK_BOX (ev_sidebar), 6);
  86
  87         /* data model */
  88         ev_sidebar->priv->page_model = (GtkTreeModel *)
  89                 gtk_list_store_new (PAGE_COLUMN_NUM_COLS,
  90                                     G_TYPE_STRING,
  91                                     G_TYPE_STRING,
  92                                     GTK_TYPE_WIDGET,
  93                                     G_TYPE_INT);
  94
  95         /* top option menu */
  96         hbox = gtk_hbox_new (FALSE, 6);
  97         gtk_box_pack_start (GTK_BOX (ev_sidebar), hbox,
  98                             FALSE, FALSE, 0);
  99         ev_sidebar->priv->option_menu =
 100                 gtk_combo_box_new_with_model (ev_sidebar->priv->page_model);
 101         g_signal_connect (ev_sidebar->priv->option_menu, "changed",
 102                           G_CALLBACK (ev_sidebar_omenu_changed_cb), ev_sidebar);
 103         gtk_box_pack_start (GTK_BOX (hbox),
 104                             ev_sidebar->priv->option_menu,
 105                             FALSE, FALSE, 0);
 106
 107         renderer = gtk_cell_renderer_text_new ();
 108         gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (ev_sidebar->priv->option_menu),
 109                                     renderer, TRUE);
 110         gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (ev_sidebar->priv->option_menu),
 111                                         renderer,
 112                                         "text", PAGE_COLUMN_TITLE,
 113                                         NULL);
 114
 115         ev_sidebar->priv->notebook = gtk_notebook_new ();
 116         gtk_notebook_set_show_border (GTK_NOTEBOOK (ev_sidebar->priv->notebook), FALSE);
 117         gtk_notebook_set_show_tabs (GTK_NOTEBOOK (ev_sidebar->priv->notebook), FALSE);
 118         gtk_box_pack_start (GTK_BOX (ev_sidebar), ev_sidebar->priv->notebook,
 119                             TRUE, TRUE, 0);
 120         gtk_widget_show_all (GTK_WIDGET (ev_sidebar));
 121 }
 122
 123 static void
 124 ev_sidebar_omenu_changed_cb (GtkComboBox *combo_box,
 125                              gpointer     user_data)
 126 {
 127         GtkTreeIter iter;
 128         EvSidebar *ev_sidebar = EV_SIDEBAR (user_data);
 129
 130         if (gtk_combo_box_get_active_iter (combo_box, &iter)) {
 131                 gint index;
 132
 133                 gtk_tree_model_get (ev_sidebar->priv->page_model,
 134                                     &iter,
 135                                     PAGE_COLUMN_NOTEBOOK_INDEX, &index,
 136                                     -1);
 137                 gtk_notebook_set_current_page (GTK_NOTEBOOK (ev_sidebar->priv->notebook),
 138                                                index);
 139
 140         }
 141 }
 142
 143 /* Public functions */
 144
 145 GtkWidget *
 146 ev_sidebar_new (void)
 147 {
 148         GtkWidget *ev_sidebar;
 149
 150         ev_sidebar = g_object_new (EV_TYPE_SIDEBAR, NULL);
 151
 152         return ev_sidebar;
 153 }
 154
 155 void
 156 ev_sidebar_add_page (EvSidebar   *ev_sidebar,
 157                      const gchar *page_id,
 158                      const gchar *title,
 159                      GtkWidget   *main_widget)
 160 {
 161         GtkTreeIter iter;
 162         int index;
 163
 164         g_return_if_fail (EV_IS_SIDEBAR (ev_sidebar));
 165         g_return_if_fail (page_id != NULL);
 166         g_return_if_fail (title != NULL);
 167         g_return_if_fail (GTK_IS_WIDGET (main_widget));
 168
 169         index = gtk_notebook_append_page (GTK_NOTEBOOK (ev_sidebar->priv->notebook),
 170                                           main_widget, NULL);
 171
 172         gtk_list_store_insert_with_values (GTK_LIST_STORE (ev_sidebar->priv->page_model),
 173                                            &iter, 0,
 174                                            PAGE_COLUMN_ID, page_id,
 175                                            PAGE_COLUMN_TITLE, title,
 176                                            PAGE_COLUMN_MAIN_WIDGET, main_widget,
 177                                            PAGE_COLUMN_NOTEBOOK_INDEX, index,
 178                                            -1);
 179
 180         /* Set the first item added as active */
 181         if (gtk_combo_box_get_active (GTK_COMBO_BOX (ev_sidebar->priv->option_menu)))
 182                 gtk_combo_box_set_active (GTK_COMBO_BOX (ev_sidebar->priv->option_menu), 1);
 183 }
 184
 185 void
 186 ev_sidebar_set_document (EvSidebar   *sidebar,
 187                          EvDocument  *document)
 188 {
 189         EvSidebarPrivate *priv;
 190         GtkTreeIter iter;
 191         gboolean result;
 192
 193         g_return_if_fail (EV_IS_SIDEBAR (sidebar));
 194         g_return_if_fail (EV_IS_DOCUMENT (document));
 195
 196         priv = sidebar->priv;
 197
 198         /* FIXME: We should prolly make sidebars have an interface.  For now, we
 199          * do this bad hack (TM)
 200          */
 201         for (result = gtk_tree_model_get_iter_first (priv->page_model, &iter);
 202              result;
 203              result = gtk_tree_model_iter_next (priv->page_model, &iter)) {
 204                 GtkWidget *widget;
 205
 206                 gtk_tree_model_get (priv->page_model, &iter,
 207                                     PAGE_COLUMN_MAIN_WIDGET, &widget,
 208                                     -1);
 209
 210                 if (EV_IS_SIDEBAR_BOOKMARKS (widget)
 211                     && EV_IS_DOCUMENT_BOOKMARKS (document)
 212                     && ev_document_bookmarks_has_document_bookmarks (EV_DOCUMENT_BOOKMARKS (document)))
 213                         ev_sidebar_bookmarks_set_document (EV_SIDEBAR_BOOKMARKS (widget),
 214                                                            document);
 215                 else if (EV_IS_SIDEBAR_THUMBNAILS (widget) &&
 216                          EV_IS_DOCUMENT_THUMBNAILS (document))
 217                         ev_sidebar_thumbnails_set_document (EV_SIDEBAR_THUMBNAILS (widget),
 218                                                             document);
 219
 220
 221
 222         }
 223
 224
 225 }
 226
 227 void
 228 ev_sidebar_clear (EvSidebar *ev_sidebar)
 229 {
 230         g_return_if_fail (EV_IS_SIDEBAR (ev_sidebar));
 231
 232         gtk_list_store_clear (GTK_LIST_STORE (ev_sidebar->priv->page_model));
 233 }