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Allow to unset the tree selection function

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This is not causing problems, and seems natural. Bug 626276.
This commit is contained in:
Matthias Clasen 2010-08-10 07:30:21 -04:00
parent 89d4eb6ded
commit 316b9da873
1 changed files with 12 additions and 21 deletions
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33
gtk/gtktreeselection.c
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@ -76,12 +76,7 @@ gtk_tree_selection_finalize (GObject *object)
GtkTreeSelection *selection = GTK_TREE_SELECTION (object);
if (selection->destroy)
{
GDestroyNotify d = selection->destroy;
selection->destroy = NULL;
d (selection->user_data);
}
selection->destroy (selection->user_data);
/* chain parent_class' handler */
G_OBJECT_CLASS (gtk_tree_selection_parent_class)->finalize (object);
@ -243,15 +238,17 @@ gtk_tree_selection_get_mode (GtkTreeSelection *selection)
/**
* gtk_tree_selection_set_select_function:
* @selection: A #GtkTreeSelection.
* @func: The selection function.
* @data: The selection function's data.
* @destroy: The destroy function for user data. May be NULL.
* @func: The selection function. May be %NULL
* @data: The selection function's data. May be %NULL
* @destroy: The destroy function for user data. May be %NULL
*
* Sets the selection function. If set, this function is called before any node
* is selected or unselected, giving some control over which nodes are selected.
* The select function should return %TRUE if the state of the node may be toggled,
* and %FALSE if the state of the node should be left unchanged.
**/
* Sets the selection function.
*
* If set, this function is called before any node is selected or unselected,
* giving some control over which nodes are selected. The select function
* should return %TRUE if the state of the node may be toggled, and %FALSE
* if the state of the node should be left unchanged.
*/
void
gtk_tree_selection_set_select_function (GtkTreeSelection *selection,
GtkTreeSelectionFunc func,
@ -259,15 +256,9 @@ gtk_tree_selection_set_select_function (GtkTreeSelection *selection,
GDestroyNotify destroy)
{
g_return_if_fail (GTK_IS_TREE_SELECTION (selection));
g_return_if_fail (func != NULL);
if (selection->destroy)
{
GDestroyNotify d = selection->destroy;
selection->destroy = NULL;
d (selection->user_data);
}
selection->destroy (selection->user_data);
selection->user_func = func;
selection->user_data = data;