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a11y: Don't emit children-changed when nothing changed

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When we have 0 columns, no children ever get added or removed.
This commit is contained in:
Benjamin Otte
2011-12-16 12:57:06 +01:00
parent d78971b31d
commit 113aff673f
1 changed files with 20 additions and 14 deletions
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6
gtk/a11y/gtktreeviewaccessible.c
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@ -1881,12 +1881,15 @@ _gtk_tree_view_accessible_add (GtkTreeView *treeview,
g_signal_emit_by_name (accessible, "row-inserted", row, n_rows);
n_cols = get_n_columns (treeview);
if (n_cols)
{
for (i = (row + 1) * n_cols; i < (row + n_rows + 1) * n_cols; i++)
{
/* Pass NULL as the child object, i.e. 4th argument */
g_signal_emit_by_name (accessible, "children-changed::add", i, NULL, NULL);
}
}
}
void
_gtk_tree_view_accessible_remove (GtkTreeView *treeview,
@ -1920,6 +1923,8 @@ _gtk_tree_view_accessible_remove (GtkTreeView *treeview,
g_signal_emit_by_name (accessible, "row-deleted", row, n_rows);
n_cols = get_n_columns (treeview);
if (n_cols)
{
for (i = (n_rows + row + 1) * n_cols - 1; i >= (row + 1) * n_cols; i--)
{
/* Pass NULL as the child object, i.e. 4th argument */
@ -1935,6 +1940,7 @@ _gtk_tree_view_accessible_remove (GtkTreeView *treeview,
g_hash_table_iter_remove (&iter);
}
}
}
void
_gtk_tree_view_accessible_changed (GtkTreeView *treeview,