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Bug #508255. Remove ATK_STATE_FOCUSED state when focus jumps out. Emit

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2008-01-11  Li Yuan  <li.yuan@sun.com>

        * gailtreeview.c: (gail_tree_view_real_initialize), (focus_in),
        (focus_out):
        Bug #508255. Remove ATK_STATE_FOCUSED state when focus jumps out.
        Emit "active-descendant-changed" and add ATK_STATE_FOCUSED state when
        focus comes in again.

svn path=/trunk/; revision=19351
This commit is contained in:
Li Yuan 2008-01-11 09:58:34 +00:00 committed by Li Yuan
parent fe9254565a
commit 7fc21d35d7
2 changed files with 63 additions and 0 deletions
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8
modules/other/gail/ChangeLog
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@ -1,3 +1,11 @@
2008-01-11 Li Yuan <li.yuan@sun.com>
* gailtreeview.c: (gail_tree_view_real_initialize), (focus_in),
(focus_out):
Bug #508255. Remove ATK_STATE_FOCUSED state when focus jumps out.
Emit "active-descendant-changed" and add ATK_STATE_FOCUSED state when
focus comes in again.
2008-01-11 Li Yuan <li.yuan@sun.com>
* gailtreeview.c: (gail_tree_view_ref_child),

55
modules/other/gail/gailtreeview.c
View File

@ -194,6 +194,8 @@ static void gail_tree_view_changed_gtk (GtkTreeSelection
static void columns_changed (GtkTreeView *tree_view);
static void cursor_changed (GtkTreeView *tree_view);
static gint idle_cursor_changed (gpointer data);
static void focus_in (GtkWidget *widget);
static void focus_out (GtkWidget *widget);
static void model_row_changed (GtkTreeModel *tree_model,
GtkTreePath *path,
@ -469,6 +471,10 @@ gail_tree_view_real_initialize (AtkObject *obj,
(GCallback) columns_changed, NULL, NULL, 0);
g_signal_connect_data (tree_view, "cursor-changed",
(GCallback) cursor_changed, NULL, NULL, 0);
g_signal_connect_data (GTK_WIDGET (tree_view), "focus-in-event",
(GCallback) focus_in, NULL, NULL, 0);
g_signal_connect_data (GTK_WIDGET (tree_view), "focus-out-event",
(GCallback) focus_out, NULL, NULL, 0);
view->tree_model = tree_model;
if (tree_model)
@ -2649,6 +2655,55 @@ idle_cursor_changed (gpointer data)
return FALSE;
}
static void
focus_in (GtkWidget *widget)
{
GtkTreeView *tree_view;
GailTreeView *gail_tree_view;
AtkStateSet *state_set;
AtkObject *cell;
tree_view = GTK_TREE_VIEW (widget);
gail_tree_view = GAIL_TREE_VIEW (gtk_widget_get_accessible (widget));
if (gail_tree_view->focus_cell == NULL)
{
cell = gail_tree_view_ref_focus_cell (tree_view);
if (cell)
{
state_set = atk_object_ref_state_set (cell);
if (state_set)
{
if (!atk_state_set_contains_state (state_set, ATK_STATE_FOCUSED))
{
gail_cell_add_state (GAIL_CELL (cell), ATK_STATE_ACTIVE, FALSE);
gail_tree_view->focus_cell = cell;
gail_cell_add_state (GAIL_CELL (cell), ATK_STATE_FOCUSED, FALSE);
g_signal_emit_by_name (gail_tree_view,
"active-descendant-changed",
cell);
}
g_object_unref (state_set);
}
}
}
}
static void
focus_out (GtkWidget *widget)
{
GailTreeView *gail_tree_view;
gail_tree_view = GAIL_TREE_VIEW (gtk_widget_get_accessible (widget));
if (gail_tree_view->focus_cell)
{
gail_cell_remove_state (GAIL_CELL (gail_tree_view->focus_cell), ATK_STATE_ACTIVE, FALSE);
gail_cell_remove_state (GAIL_CELL (gail_tree_view->focus_cell), ATK_STATE_FOCUSED, FALSE);
g_object_unref (gail_tree_view->focus_cell);
gail_tree_view->focus_cell = NULL;
}
}
static void
model_row_changed (GtkTreeModel *tree_model,
GtkTreePath *path,