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columviewsorter: Add an assertion

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This commit is contained in:
Matthias Clasen 2020-07-16 07:49:18 -04:00
parent b7efd896b6
commit f54ed6f7dc
1 changed files with 8 additions and 0 deletions
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8
gtk/gtkcolumnviewsorter.c
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@ -115,6 +115,14 @@ gtk_column_view_sorter_dispose (GObject *object)
{
GtkColumnViewSorter *self = GTK_COLUMN_VIEW_SORTER (object);
/* The sorter is owned by the columview and is unreffed
* after the columns, so the sequence must be empty at
* this point.
* The sorter can outlive the columview it comes from
* (the model might still have a ref), but that does
* not change the fact that all columns will be gone.
*/
g_assert (g_sequence_is_empty (self->sorters));
g_clear_pointer (&self->sorters, g_sequence_free);
G_OBJECT_CLASS (gtk_column_view_sorter_parent_class)->dispose (object);