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authorChristopher James Lahey <clahey@ximian.com>2002-01-09 13:40:32 +0800
committerChris Lahey <clahey@src.gnome.org>2002-01-09 13:40:32 +0800
commite5d02e7ed1e4ba0b007cb130be6f4d268ecc9e92 (patch)
treead267a1ccd60dc77da6bc3ba6df8283f9ea226c9 /widgets/table
parent1db95d8f78bdb6e3261900ef7fec62a671667026 (diff)
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Collapse nodes that were opened during a drag, unless the drop site is a
2002-01-09 Christopher James Lahey <clahey@ximian.com> * e-tree.c (collapse_drag): Collapse nodes that were opened during a drag, unless the drop site is a child node. Fixes Ximian bug #4965. svn path=/trunk/; revision=15271
Diffstat (limited to 'widgets/table')
-rw-r--r--widgets/table/e-tree.c56
1 files changed, 53 insertions, 3 deletions
diff --git a/widgets/table/e-tree.c b/widgets/table/e-tree.c
index 9e08ccfbae..db68daff11 100644
--- a/widgets/table/e-tree.c
+++ b/widgets/table/e-tree.c
@@ -167,6 +167,8 @@ struct ETreePriv {
ETreePath drag_path;
int drag_col;
ETreeDragSourceSite *site;
+
+ GList *expanded_list;
};
static gint et_signals [LAST_SIGNAL] = { 0, };
@@ -258,6 +260,7 @@ et_destroy (GtkObject *object)
scroll_off (et);
hover_off (et);
+ e_free_string_list (et->priv->expanded_list);
et_disconnect_from_etta (et);
@@ -341,6 +344,8 @@ e_tree_init (GtkObject *object)
e_tree->priv->drag_path = NULL;
e_tree->priv->drag_col = -1;
+ e_tree->priv->expanded_list = NULL;
+
e_tree->priv->site = NULL;
e_tree->priv->do_drag = FALSE;
@@ -2355,7 +2360,11 @@ hover_timeout (gpointer data)
path = e_tree_table_adapter_node_at_row(et->priv->etta, row);
if (path && e_tree_model_node_is_expandable (E_TREE_MODEL (et->priv->sorted), path)) {
- e_tree_table_adapter_node_set_expanded (et->priv->etta, path, TRUE);
+ if (!e_tree_table_adapter_node_is_expanded (et->priv->etta, path)) {
+ if (e_tree_model_has_save_id (E_TREE_MODEL (et->priv->sorted)) && e_tree_model_has_get_node_by_id (E_TREE_MODEL (et->priv->sorted)))
+ et->priv->expanded_list = g_list_prepend (et->priv->expanded_list, e_tree_model_get_save_id (E_TREE_MODEL (et->priv->sorted), path));
+ e_tree_table_adapter_node_set_expanded (et->priv->etta, path, TRUE);
+ }
}
return TRUE;
@@ -2381,6 +2390,41 @@ hover_off (ETree *et)
}
static void
+collapse_drag (ETree *et, ETreePath drop)
+{
+ GList *list;
+
+ /* We only want to leave open parents of the node dropped in. Not the node itself. */
+ if (drop) {
+ drop = e_tree_model_node_get_parent (E_TREE_MODEL (et->priv->sorted), drop);
+ }
+
+ for (list = et->priv->expanded_list; list; list = list->next) {
+ char *save_id = list->data;
+ ETreePath path;
+
+ path = e_tree_model_get_node_by_id (E_TREE_MODEL (et->priv->sorted), save_id);
+ if (path) {
+ ETreePath search;
+ gboolean found = FALSE;
+
+ for (search = drop; search; search = e_tree_model_node_get_parent (E_TREE_MODEL (et->priv->sorted), search)) {
+ if (path == search) {
+ found = TRUE;
+ break;
+ }
+ }
+
+ if (!found)
+ e_tree_table_adapter_node_set_expanded (et->priv->etta, path, FALSE);
+ }
+ g_free (save_id);
+ }
+ g_list_free (et->priv->expanded_list);
+ et->priv->expanded_list = NULL;
+}
+
+static void
context_destroyed (gpointer data)
{
ETree *et = data;
@@ -2389,6 +2433,7 @@ context_destroyed (gpointer data)
et->priv->last_drop_y = 0;
et->priv->last_drop_time = 0;
et->priv->last_drop_context = NULL;
+ collapse_drag (et, NULL);
scroll_off (et);
hover_off (et);
}
@@ -2481,6 +2526,7 @@ et_drag_drop(GtkWidget *widget,
gboolean ret_val = FALSE;
int row, col;
ETreePath path;
+ ETreePath sorted_path;
y -= widget->allocation.y;
x -= widget->allocation.x;
e_tree_get_cell_at(et,
@@ -2488,8 +2534,8 @@ et_drag_drop(GtkWidget *widget,
y,
&row,
&col);
- path = e_tree_table_adapter_node_at_row(et->priv->etta, row);
- path = e_tree_sorted_view_to_model_path(et->priv->sorted, path);
+ sorted_path = e_tree_table_adapter_node_at_row(et->priv->etta, row);
+ path = e_tree_sorted_view_to_model_path(et->priv->sorted, sorted_path);
if (row != et->priv->drop_row && col != et->priv->drop_row) {
gtk_signal_emit (GTK_OBJECT (et),
@@ -2513,6 +2559,7 @@ et_drag_drop(GtkWidget *widget,
et->priv->drop_row = row;
et->priv->drop_path = path;
et->priv->drop_col = col;
+
gtk_signal_emit (GTK_OBJECT (et),
et_signals [TREE_DRAG_DROP],
et->priv->drop_row,
@@ -2523,10 +2570,13 @@ et_drag_drop(GtkWidget *widget,
y,
time,
&ret_val);
+
et->priv->drop_row = -1;
et->priv->drop_path = NULL;
et->priv->drop_col = -1;
+ collapse_drag (et, sorted_path);
+
scroll_off (et);
return ret_val;
}