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--- /data/zzz/gtk-2.6/gtk+-2.6.10/gtk/gtktreeview.c 2006-06-29 14:06:27.099142881 +0800
+++ gtk/gtktreeview.c 2006-06-29 14:06:53.746305635 +0800
@@ -4198,6 +4198,118 @@ gtk_tree_view_key_press (GtkWidget *wi
return TRUE;
}
+ GtkTreeViewColumn *focus_column;
+ GtkTreePath *tree_path;
+ gtk_tree_view_get_cursor (tree_view, &tree_path, &focus_column);
+ GtkTreeModel *tree_model = gtk_tree_view_get_model (tree_view);
+
+ if (tree_model && tree_path
+ && (event->keyval == GDK_Up || event->keyval == GDK_KP_Up
+ || event->keyval == GDK_Down || event->keyval == GDK_KP_Down))
+ {
+ GtkTreeIter cur_iter;
+ if (gtk_tree_model_get_iter (tree_model, &cur_iter, tree_path))
+ {
+ GtkTreeIter iter;
+ GtkTreePath *path;
+ if ((event->keyval == GDK_Up || event->keyval == GDK_KP_Up)
+ && !gtk_widget_keynav_failed (GTK_WIDGET(tree_view), GTK_DIR_UP))
+ {
+ gtk_tree_model_get_iter_first (tree_model, &iter);
+ path = gtk_tree_model_get_path (tree_model, &iter);
+ if (gtk_tree_path_compare (tree_path, path) == 0)
+ {
+ gtk_widget_child_focus (gtk_widget_get_toplevel (GTK_WIDGET(tree_view)), GTK_DIR_TAB_BACKWARD);
+ gtk_tree_path_free (tree_path);
+ gtk_tree_path_free (path);
+ return TRUE;
+ }
+ gtk_tree_path_free (path);
+ }
+ if ((event->keyval == GDK_Down || event->keyval == GDK_KP_Down)
+ && !gtk_widget_keynav_failed (GTK_WIDGET(tree_view), GTK_DIR_DOWN))
+ {
+ if (!gtk_tree_model_iter_next (tree_model, &cur_iter))//cur_iter is the last one at its level
+ {
+ gtk_tree_model_get_iter (tree_model, &cur_iter, tree_path);
+
+ if (!gtk_tree_model_iter_parent (tree_model, &iter, &cur_iter))//cur_iter is at toplevel
+ {
+ if (!gtk_tree_model_iter_has_child (tree_model, &cur_iter) || !gtk_tree_view_row_expanded (tree_view, tree_path))
+ {
+ gtk_widget_child_focus (gtk_widget_get_toplevel (GTK_WIDGET(tree_view)), GTK_DIR_TAB_FORWARD);
+ gtk_tree_path_free (tree_path);
+ return TRUE;
+ }
+ }
+ else//check if every ancestor of cur_iter is the last one at its level
+ {
+ path = gtk_tree_model_get_path (tree_model, &iter);
+ int depth = gtk_tree_path_get_depth (path);
+ int i;
+ for (i = 0; i < depth; i++)
+ {
+ if (!gtk_tree_model_iter_next (tree_model, &iter))
+ {
+ gtk_tree_path_up (path);
+ if (gtk_tree_path_to_string (path))
+ gtk_tree_model_get_iter (tree_model, &iter, path);
+ }
+ else
+ break;
+ }
+ if (i == depth)
+ {
+ if (!gtk_tree_model_iter_has_child (tree_model, &cur_iter) || !gtk_tree_view_row_expanded (tree_view, tree_path))
+ {
+ gtk_widget_child_focus (gtk_widget_get_toplevel (GTK_WIDGET(tree_view)), GTK_DIR_TAB_FORWARD);
+ gtk_tree_path_free (path);
+ gtk_tree_path_free (tree_path);
+ return TRUE;
+ }
+ }
+ gtk_tree_path_free (path);
+ }
+ }
+ }
+ }
+ }
+
+ if (tree_view->priv->columns && tree_path
+ && (event->keyval == GDK_Left || event->keyval == GDK_KP_Left
+ || event->keyval == GDK_Right || event->keyval == GDK_KP_Right))
+ {
+ list = tree_view->priv->columns;
+ guint length = g_list_length (list);
+ guint i = 0;
+ while (list)
+ {
+ GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN (list->data);
+
+ if (column == focus_column)
+ {
+ if (i == 0 && (event->keyval == GDK_Left || event->keyval == GDK_KP_Left))
+ {
+ list = g_list_last (list);
+ gtk_tree_view_set_cursor (tree_view, tree_path, GTK_TREE_VIEW_COLUMN (list->data), FALSE);
+ gtk_tree_path_free (tree_path);
+ return TRUE;
+ }
+ if (i == length - 1 && (event->keyval == GDK_Right || event->keyval == GDK_KP_Right))
+ {
+ list = g_list_first (list);
+ gtk_tree_view_set_cursor (tree_view, tree_path, GTK_TREE_VIEW_COLUMN (list->data), FALSE);
+ gtk_tree_path_free (tree_path);
+ return TRUE;
+ }
+ }
+ list = list->next;
+ i++;
+ }
+ }
+
+ gtk_tree_path_free (tree_path);
+
if (tree_view->priv->columns && (event->state & GDK_SHIFT_MASK)
&& (event->keyval == GDK_Left || event->keyval == GDK_KP_Left
|| event->keyval == GDK_Right || event->keyval == GDK_KP_Right))
|
