diff options
Diffstat (limited to 'src/eom-thumb-view.c')
| -rw-r--r-- | src/eom-thumb-view.c | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/src/eom-thumb-view.c b/src/eom-thumb-view.c index 1a8f4f1..aba4eba 100644 --- a/src/eom-thumb-view.c +++ b/src/eom-thumb-view.c @@ -63,6 +63,8 @@ static void eom_thumb_view_popup_menu (EomThumbView *widget, GdkEventButton *event); #if GTK_CHECK_VERSION (3, 4, 3) +static void eom_thumb_view_update_columns (EomThumbView *view); + G_DEFINE_TYPE_WITH_CODE (EomThumbView, eom_thumb_view, GTK_TYPE_ICON_VIEW, G_IMPLEMENT_INTERFACE (GTK_TYPE_ORIENTABLE, NULL)); #endif @@ -100,6 +102,9 @@ struct _EomThumbViewPrivate { #if GTK_CHECK_VERSION (3, 4, 3) GtkOrientation orientation; + gint n_images; + gulong image_add_id; + gulong image_removed_id; #endif }; @@ -172,12 +177,29 @@ static void eom_thumb_view_dispose (GObject *object) { EomThumbViewPrivate *priv = EOM_THUMB_VIEW (object)->priv; +#if GTK_CHECK_VERSION (3, 4, 3) + GtkTreeModel *model; +#endif if (priv->visible_range_changed_id != 0) { g_source_remove (priv->visible_range_changed_id); priv->visible_range_changed_id = 0; } +#if GTK_CHECK_VERSION (3, 4, 3) + model = gtk_icon_view_get_model (GTK_ICON_VIEW (object)); + + if (model && priv->image_add_id != 0) { + g_signal_handler_disconnect (model, priv->image_add_id); + priv->image_add_id = 0; + } + + if (model && priv->image_removed_id) { + g_signal_handler_disconnect (model, priv->image_removed_id); + priv->image_removed_id = 0; + } +#endif + G_OBJECT_CLASS (eom_thumb_view_parent_class)->dispose (object); } @@ -242,6 +264,9 @@ eom_thumb_view_set_property (GObject *object, { case PROP_ORIENTATION: view->priv->orientation = g_value_get_enum (value); +#if GTK_CHECK_VERSION (3, 4, 3) + eom_thumb_view_update_columns (view); +#endif break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); @@ -684,6 +709,10 @@ eom_thumb_view_init (EomThumbView *thumbview) thumbview->priv = EOM_THUMB_VIEW_GET_PRIVATE (thumbview); thumbview->priv->visible_range_changed_id = 0; +#if GTK_CHECK_VERSION (3, 4, 3) + thumbview->priv->image_add_id = 0; + thumbview->priv->image_removed_id = 0; +#endif } /** @@ -703,6 +732,45 @@ eom_thumb_view_new (void) return GTK_WIDGET (thumbview); } +#if GTK_CHECK_VERSION (3, 4, 3) +static void +eom_thumb_view_update_columns (EomThumbView *view) +{ + EomThumbViewPrivate *priv; + + g_return_if_fail (EOM_IS_THUMB_VIEW (view)); + + priv = view->priv; + + if (priv->orientation == GTK_ORIENTATION_HORIZONTAL) + gtk_icon_view_set_columns (GTK_ICON_VIEW (view), + priv->n_images); +} + +static void +eom_thumb_view_row_inserted_cb (GtkTreeModel *tree_model, + GtkTreePath *path, + GtkTreeIter *iter, + EomThumbView *view) +{ + EomThumbViewPrivate *priv = view->priv; + + priv->n_images++; + eom_thumb_view_update_columns (view); +} + +static void +eom_thumb_view_row_deleted_cb (GtkTreeModel *tree_model, + GtkTreePath *path, + EomThumbView *view) +{ + EomThumbViewPrivate *priv = view->priv; + + priv->n_images--; + eom_thumb_view_update_columns (view); +} +#endif + /** * eom_thumb_view_set_model: * @thumbview: A #EomThumbView. @@ -716,13 +784,52 @@ void eom_thumb_view_set_model (EomThumbView *thumbview, EomListStore *store) { gint index; +#if GTK_CHECK_VERSION (3, 4, 3) + EomThumbViewPrivate *priv; + GtkTreeModel *existing; +#endif g_return_if_fail (EOM_IS_THUMB_VIEW (thumbview)); g_return_if_fail (EOM_IS_LIST_STORE (store)); +#if GTK_CHECK_VERSION (3, 4, 3) + priv = thumbview->priv; + + existing = gtk_icon_view_get_model (GTK_ICON_VIEW (thumbview)); + + if (existing != NULL) { + if (priv->image_add_id != 0) { + g_signal_handler_disconnect (existing, + priv->image_add_id); + } + if (priv->image_removed_id != 0) { + g_signal_handler_disconnect (existing, + priv->image_removed_id); + + } + } + + priv->image_add_id = g_signal_connect (G_OBJECT (store), "row-inserted", + G_CALLBACK (eom_thumb_view_row_inserted_cb), + thumbview); + priv->image_removed_id = g_signal_connect (G_OBJECT (store), + "row-deleted", + G_CALLBACK (eom_thumb_view_row_deleted_cb), + thumbview); + + thumbview->priv->n_images = eom_list_store_length (store); +#endif + index = eom_list_store_get_initial_pos (store); +#if GTK_CHECK_VERSION (3, 4, 3) + gtk_icon_view_set_model (GTK_ICON_VIEW (thumbview), + GTK_TREE_MODEL (store)); + + eom_thumb_view_update_columns (thumbview); +#else gtk_icon_view_set_model (GTK_ICON_VIEW (thumbview), GTK_TREE_MODEL (store)); +#endif if (index >= 0) { GtkTreePath *path = gtk_tree_path_new_from_indices (index, -1); |