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Report ATK_STATE_SHOWING only when all parents are visible

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Bug #509650. Checks if all the predecesors (the parent widget,
his parent, etc) are visible. Only reports ATK_STATE_SHOWING when
all parents are visible.
Signed-off-by: Li Yuan <li.yuan@sun.com>
This commit is contained in:
Alejandro Piñeiro Iglesias
2009-07-29 11:55:53 +08:00
committed by Li Yuan
parent a96bf76db3
commit f22239c4aa
1 changed files with 30 additions and 2 deletions
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32
modules/other/gail/gailwidget.c
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@ -106,6 +106,7 @@ static void gail_widget_real_initialize (AtkObject *obj,
gpointer data);
static GtkWidget* gail_widget_find_viewport (GtkWidget *widget);
static gboolean gail_widget_on_screen (GtkWidget *widget);
static gboolean gail_widget_all_parents_visible(GtkWidget *widget);
G_DEFINE_TYPE_WITH_CODE (GailWidget, gail_widget, GTK_TYPE_ACCESSIBLE,
G_IMPLEMENT_INTERFACE (ATK_TYPE_COMPONENT, atk_component_interface_init))
@ -518,8 +519,8 @@ gail_widget_ref_state_set (AtkObject *accessible)
if (GTK_WIDGET_VISIBLE (widget))
{
atk_state_set_add_state (state_set, ATK_STATE_VISIBLE);
if (gail_widget_on_screen (widget) &&
GTK_WIDGET_MAPPED (widget))
if (gail_widget_on_screen (widget) && GTK_WIDGET_MAPPED (widget) &&
gail_widget_all_parents_visible (widget))
{
atk_state_set_add_state (state_set, ATK_STATE_SHOWING);
}
@ -1079,3 +1080,30 @@ static gboolean gail_widget_on_screen (GtkWidget *widget)
return return_value;
}
/**
* gail_widget_all_parents_visible:
* @widget: a #GtkWidget
*
* Checks if all the predecesors (the parent widget, his parent, etc) are visible
* Used to check properly the SHOWING state.
*
* Return value: TRUE if all the parent hierarchy is visible, FALSE otherwise
**/
static gboolean gail_widget_all_parents_visible (GtkWidget *widget)
{
GtkWidget *iter_parent = NULL;
gboolean result = TRUE;
for (iter_parent = gtk_widget_get_parent (widget); iter_parent;
iter_parent = gtk_widget_get_parent (iter_parent))
{
if (!GTK_WIDGET_VISIBLE (iter_parent))
{
result = FALSE;
break;
}
}
return result;
}