divelist: add 'Expand all' and 'Collapse all' menu items

This adds the ability to expand/collapse all the dive groupings in the
divelist from the divelist right-click context menu.

Should we perhaps add it to the top 'Dive' menu too?

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/divelist.c b/divelist.c
index 99f3446ce5eca25bc21165e3400858fc6e00420c..0cb03f3263cd4291f343c09634e064b7ec1833e2 100644 (file)
--- a/divelist.c
+++ b/divelist.c
@@ -1101,6 +1101,16 @@ void edit_dive_cb(GtkWidget *menuitem, gpointer data)
        edit_multi_dive_info(amount_selected, selectiontracker);
 }
 
+static void expand_all_cb(GtkWidget *menuitem, GtkTreeView *tree_view)
+{
+       gtk_tree_view_expand_all(tree_view);
+}
+
+static void collapse_all_cb(GtkWidget *menuitem, GtkTreeView *tree_view)
+{
+       gtk_tree_view_collapse_all(tree_view);
+}
+
 static void popup_divelist_menu(GtkTreeView *tree_view, GtkTreeModel *model, int button)
 {
        GtkWidget *menu, *menuitem, *image;
@@ -1119,6 +1129,12 @@ static void popup_divelist_menu(GtkTreeView *tree_view, GtkTreeModel *model, int
                g_signal_connect(menuitem, "activate", G_CALLBACK(edit_dive_cb), model);
                gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
        }
+       menuitem = gtk_menu_item_new_with_label("Expand all");
+       g_signal_connect(menuitem, "activate", G_CALLBACK(expand_all_cb), tree_view);
+       gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
+       menuitem = gtk_menu_item_new_with_label("Collapse all");
+       g_signal_connect(menuitem, "activate", G_CALLBACK(collapse_all_cb), tree_view);
+       gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
        gtk_widget_show_all(menu);
 
        gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL,