+
+static gboolean
+do_one_iteration (EvSidebarThumbnails *ev_sidebar_thumbnails)
+{
+ EvSidebarThumbnailsPrivate *priv = ev_sidebar_thumbnails->priv;
+ GdkPixbuf *pixbuf;
+ gboolean thumbnail_set;
+
+ gtk_tree_model_get (GTK_TREE_MODEL (priv->list_store),
+ &(priv->current_page_iter),
+ COLUMN_THUMBNAIL_SET, &thumbnail_set,
+ -1);
+ if (!thumbnail_set) {
+ pixbuf = ev_document_thumbnails_get_thumbnail (EV_DOCUMENT_THUMBNAILS (priv->document),
+ priv->current_page, THUMBNAIL_WIDTH);
+
+ gtk_list_store_set (priv->list_store,
+ &(priv->current_page_iter),
+ COLUMN_PIXBUF, pixbuf,
+ -1);
+
+ g_object_unref (pixbuf);
+ priv->pages_done ++;
+ }
+
+ priv->current_page++;
+
+ if (priv->current_page == priv->n_pages) {
+ priv->current_page = 0;
+ gtk_tree_model_get_iter_first (GTK_TREE_MODEL (priv->list_store),
+ &(priv->current_page_iter));
+ } else {
+ gtk_tree_model_iter_next (GTK_TREE_MODEL (priv->list_store),
+ &(priv->current_page_iter));
+ }
+
+ if (priv->pages_done == priv->n_pages)
+ return FALSE;
+ else
+ return TRUE;
+}
+
+static gboolean
+populate_thumbnails_idle (gpointer data)
+{
+ GTimer *timer;
+ int i;
+ gdouble time_elapsed = 0;
+
+ EvSidebarThumbnails *ev_sidebar_thumbnails = EV_SIDEBAR_THUMBNAILS (data);
+ EvSidebarThumbnailsPrivate *priv = ev_sidebar_thumbnails->priv;
+
+#if PROFILE_THUMB == 1
+ static GTimer *total_timer;
+ static gboolean first_time = TRUE;
+
+ if (first_time) {
+ total_timer = g_timer_new ();
+ first_time = FALSE;
+ g_timer_start (total_timer);
+ }
+#endif
+
+ /* undo the thumbnailing idle and handler */
+ if (priv->pages_done == priv->n_pages) {
+ priv->idle_id = 0;
+ g_signal_handlers_disconnect_by_func (priv->vadjustment,
+ adjustment_changed_cb,
+ ev_sidebar_thumbnails);
+#if PROFILE_THUMB == 1
+ time_elapsed = g_timer_elapsed (total_timer, NULL);
+ g_timer_destroy (total_timer);
+ g_print ("%d rows done in %f seconds\n",
+ gtk_tree_model_iter_n_children (GTK_TREE_MODEL (priv->list_store), NULL),
+ time_elapsed);
+#endif
+ return FALSE;
+ }
+
+ timer = g_timer_new ();
+ i = 0;
+ g_timer_start (timer);
+ while (do_one_iteration (ev_sidebar_thumbnails)) {
+ i++;
+ time_elapsed = g_timer_elapsed (timer, NULL);
+ if (time_elapsed > IDLE_WORK_LENGTH/1000000)
+ break;
+ }
+ g_timer_destroy (timer);
+#if PROFILE_THUMB == 2
+ g_print ("%d rows done this idle in %f seconds\n", i, time_elapsed);
+#endif
+
+ return TRUE;
+}
+
+void
+ev_sidebar_thumbnails_select_page (EvSidebarThumbnails *sidebar,
+ int page)
+{
+ GtkTreePath *path;
+ GtkTreeSelection *selection;
+
+ path = gtk_tree_path_new_from_indices (page - 1, -1);
+ selection = gtk_tree_view_get_selection
+ (GTK_TREE_VIEW (sidebar->priv->tree_view));
+
+ if (path) {
+ gtk_tree_selection_select_path (selection, path);
+ gtk_tree_path_free (path);
+ }
+}
+
+
+void
+ev_sidebar_thumbnails_set_document (EvSidebarThumbnails *sidebar_thumbnails,
+ EvDocument *document)
+{
+ GdkPixbuf *loading_icon;
+ gint i, n_pages;
+ GtkTreeIter iter;
+ gchar *page;
+ gint width = THUMBNAIL_WIDTH;
+ gint height = THUMBNAIL_WIDTH;
+
+ EvSidebarThumbnailsPrivate *priv = sidebar_thumbnails->priv;
+
+ g_return_if_fail (EV_IS_DOCUMENT_THUMBNAILS (document));
+
+ if (priv->idle_id != 0) {
+ g_source_remove (priv->idle_id);
+ }
+ n_pages = ev_document_get_n_pages (document);
+
+ priv->document = document;
+ priv->idle_id = g_idle_add (populate_thumbnails_idle, sidebar_thumbnails);
+ priv->n_pages = n_pages;
+
+ /* We get the dimensions of the first doc so that we can make a blank
+ * icon. */
+ ev_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (priv->document),
+ 0, THUMBNAIL_WIDTH, &width, &height);
+ loading_icon = ev_document_misc_get_thumbnail_frame (width, height, NULL);
+
+ for (i = 0; i < n_pages; i++) {
+ page = g_strdup_printf ("<i>%d</i>", i + 1);
+ gtk_list_store_append (priv->list_store, &iter);
+ gtk_list_store_set (priv->list_store, &iter,
+ COLUMN_PAGE_STRING, page,
+ COLUMN_PIXBUF, loading_icon,
+ COLUMN_THUMBNAIL_SET, FALSE,
+ -1);
+ g_free (page);
+ }
+
+ g_object_unref (loading_icon);
+ gtk_tree_model_get_iter_first (GTK_TREE_MODEL (priv->list_store),
+ &(priv->current_page_iter));
+ priv->current_page = 0;
+ priv->pages_done = 0;
+}
+