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authorBolian Yin <bolian.yin@sun.com>2003-11-11 11:42:58 +0800
committerBolian Yin <byin@src.gnome.org>2003-11-11 11:42:58 +0800
commit5a6f72675ef9a453933bba3f3857cfecd5de101f (patch)
tree8a38419c6d7bbaefb210e3f08a666302b5bb35b0 /a11y
parentad315e4a7d241e510888b8e18188e4cf30cd8077 (diff)
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Fixes # 50480
2003-11-11 Bolian Yin <bolian.yin@sun.com> Fixes # 50480 * gal/a11y/e-table/gal-a11y-e-table-item: listen on "selection_model_removed" and "selection_model_added". svn path=/trunk/; revision=23282
Diffstat (limited to 'a11y')
-rw-r--r--a11y/e-table/gal-a11y-e-table-item.c102
1 files changed, 100 insertions, 2 deletions
diff --git a/a11y/e-table/gal-a11y-e-table-item.c b/a11y/e-table/gal-a11y-e-table-item.c
index 2cf544e8a5..41f299229d 100644
--- a/a11y/e-table/gal-a11y-e-table-item.c
+++ b/a11y/e-table/gal-a11y-e-table-item.c
@@ -32,6 +32,8 @@ static GQuark quark_accessible_object = 0;
struct _GalA11yETableItemPrivate {
AtkObject *parent;
gint index_in_parent;
+ int selection_change_id;
+ int cursor_change_id;
};
#if 0
@@ -430,7 +432,7 @@ table_is_selected (AtkTable *table, gint row, gint column)
return table_is_row_selected (table, row);
}
-static gint
+static gint
table_get_selected_rows (AtkTable *table, gint **rows_selected)
{
ETableItem *item;
@@ -550,6 +552,8 @@ eti_init (GalA11yETableItem *a11y)
priv->parent = NULL;
priv->index_in_parent = -1;
+ priv->selection_change_id = 0;
+ priv->cursor_change_id = 0;
}
/* atk selection */
@@ -564,6 +568,16 @@ static gint selection_get_selection_count (AtkSelection *s
static gboolean selection_is_child_selected (AtkSelection *selection,
gint i);
+/* callbacks */
+static void eti_a11y_selection_model_removed_cb (ETableItem *eti,
+ ESelectionModel *selection,
+ gpointer data);
+static void eti_a11y_selection_model_added_cb (ETableItem *eti,
+ ESelectionModel *selection,
+ gpointer data);
+static void eti_a11y_selection_changed_cb (ESelectionModel *selection, GalA11yETableItem *a11y);
+static void eti_a11y_cursor_changed_cb (ESelectionModel *selection,
+ int row, int col, GalA11yETableItem *a11y);
/**
* gal_a11y_e_table_item_get_type:
@@ -641,6 +655,22 @@ gal_a11y_e_table_item_new (AtkObject *parent,
GET_PRIVATE (a11y)->parent = parent;
GET_PRIVATE (a11y)->index_in_parent = index_in_parent;
+ if (item) {
+ g_signal_connect (G_OBJECT(item), "selection_model_removed",
+ G_CALLBACK (eti_a11y_selection_model_removed_cb), NULL);
+ g_signal_connect (G_OBJECT(item), "selection_model_added",
+ G_CALLBACK (eti_a11y_selection_model_added_cb), NULL);
+ if (item->selection) {
+ GET_PRIVATE (a11y)->selection_change_id = g_signal_connect (
+ G_OBJECT(item->selection), "selection_changed",
+ G_CALLBACK (eti_a11y_selection_changed_cb), a11y);
+ GET_PRIVATE (a11y)->cursor_change_id = g_signal_connect (
+ G_OBJECT(item->selection), "cursor_changed",
+ G_CALLBACK (eti_a11y_cursor_changed_cb), a11y);
+
+ g_object_ref (item->selection);
+ }
+ }
if (parent)
g_object_ref (parent);
@@ -654,6 +684,74 @@ gal_a11y_e_table_item_new (AtkObject *parent,
return ATK_OBJECT (a11y);
}
+
+/* callbacks */
+
+static void
+eti_a11y_selection_model_removed_cb (ETableItem *eti, ESelectionModel *selection,
+ gpointer data)
+{
+ AtkObject *atk_obj;
+ GalA11yETableItem *a11y;
+
+ g_return_if_fail (E_IS_TABLE_ITEM (eti));
+ g_return_if_fail (E_IS_SELECTION_MODEL (selection));
+
+ atk_obj = atk_gobject_accessible_for_object (G_OBJECT (eti));
+ a11y = GAL_A11Y_E_TABLE_ITEM (atk_obj);
+
+ if (GET_PRIVATE (a11y)->selection_change_id != 0 &&
+ GET_PRIVATE (a11y)->cursor_change_id != 0) {
+ g_signal_handler_disconnect (selection,
+ GET_PRIVATE (a11y)->selection_change_id);
+ g_signal_handler_disconnect (selection,
+ GET_PRIVATE (a11y)->cursor_change_id);
+ GET_PRIVATE (a11y)->cursor_change_id = 0;
+ GET_PRIVATE (a11y)->selection_change_id = 0;
+ g_object_unref (selection);
+ }
+}
+
+static void
+eti_a11y_selection_model_added_cb (ETableItem *eti, ESelectionModel *selection,
+ gpointer data)
+{
+ AtkObject *atk_obj;
+ GalA11yETableItem *a11y;
+
+ g_return_if_fail (E_IS_TABLE_ITEM (eti));
+ g_return_if_fail (E_IS_SELECTION_MODEL (selection));
+
+ atk_obj = atk_gobject_accessible_for_object (G_OBJECT (eti));
+ a11y = GAL_A11Y_E_TABLE_ITEM (atk_obj);
+
+ GET_PRIVATE (a11y)->selection_change_id = g_signal_connect (
+ G_OBJECT(selection), "selection_changed",
+ G_CALLBACK (eti_a11y_selection_changed_cb), a11y);
+ GET_PRIVATE (a11y)->cursor_change_id = g_signal_connect (
+ G_OBJECT(selection), "cursor_changed",
+ G_CALLBACK (eti_a11y_cursor_changed_cb), a11y);
+
+ g_object_ref (selection);
+}
+
+static void
+eti_a11y_selection_changed_cb (ESelectionModel *selection, GalA11yETableItem *a11y)
+{
+ g_return_if_fail (GAL_A11Y_IS_E_TABLE_ITEM (a11y));
+
+ g_signal_emit_by_name (a11y, "selection_changed");
+}
+
+static void
+eti_a11y_cursor_changed_cb (ESelectionModel *selection,
+ int row, int col, GalA11yETableItem *a11y)
+{
+ g_return_if_fail (GAL_A11Y_IS_E_TABLE_ITEM (a11y));
+
+ g_signal_emit_by_name (a11y, "selection_changed");
+}
+
/* atk selection */
static void atk_selection_interface_init (AtkSelectionIface *iface)
@@ -708,7 +806,7 @@ selection_clear_selection (AtkSelection *selection)
return TRUE;
}
-static AtkObject*
+static AtkObject *
selection_ref_selection (AtkSelection *selection, gint index)
{
AtkTable *table;