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a11y: Update treeview focused status

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... when the cursor row changes. Also emit active-descendant-changed.
This commit is contained in:
Benjamin Otte 2012-02-11 02:50:26 +01:00
parent 00a810ae04
commit 07f8336dbd
1 changed files with 42 additions and 2 deletions
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44
gtk/a11y/gtktreeviewaccessible.c
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@ -2080,6 +2080,16 @@ _gtk_tree_view_accessible_toggle_visibility (GtkTreeView *treeview,
id);
}
GtkTreeViewColumn *
get_effective_focus_column (GtkTreeView *treeview,
GtkTreeViewColumn *column)
{
if (column == NULL)
column = get_visible_column (treeview, 0);
return column;
}
void
_gtk_tree_view_accessible_update_focus_column (GtkTreeView *treeview,
GtkTreeViewColumn *old_focus,
@ -2105,7 +2115,24 @@ _gtk_tree_view_accessible_add_state (GtkTreeView *treeview,
if (state == GTK_CELL_RENDERER_FOCUSED)
{
/* will add later */
GtkTreeViewColumn *focus_column;
focus_column = get_effective_focus_column (treeview, _gtk_tree_view_get_focus_column (treeview));
if (focus_column)
{
/* XXX: force creation here */
GtkCellAccessible *cell = peek_cell (accessible,
tree, node,
focus_column);
if (cell != NULL)
{
_gtk_cell_accessible_state_changed (cell, 0, state);
g_signal_emit_by_name (accessible, "active-descendant-changed", cell);
}
}
return;
}
@ -2143,7 +2170,20 @@ _gtk_tree_view_accessible_remove_state (GtkTreeView *treeview,
if (state == GTK_CELL_RENDERER_FOCUSED)
{
/* will add later */
GtkTreeViewColumn *focus_column;
focus_column = get_effective_focus_column (treeview, _gtk_tree_view_get_focus_column (treeview));
if (focus_column)
{
GtkCellAccessible *cell = peek_cell (accessible,
tree, node,
focus_column);
if (cell != NULL)
_gtk_cell_accessible_state_changed (cell, 0, state);
}
return;
}