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/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with the program; if not, see <http://www.gnu.org/licenses/>
*
*
* Authors:
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#include <gtk/gtk.h>
#include "table/e-cell-toggle.h"
#include "table/e-table-model.h"
#include <glib/gi18n.h>
#include "gal-a11y-e-cell-toggle.h"
#define PARENT_TYPE (gal_a11y_e_cell_get_type ())
static GObjectClass *parent_class;
static void gal_a11y_e_cell_toggle_class_init (GalA11yECellToggleClass *klass);
static void
gal_a11y_e_cell_toggle_dispose (GObject *object)
{
GalA11yECellToggle *a11y = GAL_A11Y_E_CELL_TOGGLE (object);
ETableModel *e_table_model = GAL_A11Y_E_CELL (a11y)->item->table_model;
if (e_table_model && a11y->model_id > 0) {
g_signal_handler_disconnect (e_table_model, a11y->model_id);
a11y->model_id = 0;
}
if (parent_class->dispose)
parent_class->dispose (object);
}
GType
gal_a11y_e_cell_toggle_get_type (void)
{
static GType type = 0;
if (!type)
{
static const GTypeInfo tinfo =
{
sizeof (GalA11yECellToggleClass),
(GBaseInitFunc) NULL, /* base init */
(GBaseFinalizeFunc) NULL, /* base finalize */
(GClassInitFunc) gal_a11y_e_cell_toggle_class_init, /* class init */
(GClassFinalizeFunc) NULL, /* class finalize */
NULL, /* class data */
sizeof (GalA11yECellToggle), /* instance size */
0, /* nb preallocs */
NULL, /* instance init */
NULL /* value table */
};
type = g_type_register_static (GAL_A11Y_TYPE_E_CELL,
"GalA11yECellToggle", &tinfo, 0);
gal_a11y_e_cell_type_add_action_interface (type);
}
return type;
}
static void
gal_a11y_e_cell_toggle_class_init (GalA11yECellToggleClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->dispose = gal_a11y_e_cell_toggle_dispose;
parent_class = g_type_class_ref (PARENT_TYPE);
}
static void
toggle_cell_action (GalA11yECell *cell)
{
gint finished;
GdkEventButton event;
gint x, y, width, height;
gint row, col;
row = cell->row;
col = cell->view_col;
e_table_item_get_cell_geometry (cell->item, &row, &col,
&x, &y, &width, &height);
event.x = x + width / 2 + (gint)(GNOME_CANVAS_ITEM (cell->item)->x1);
event.y = y + height / 2 + (gint)(GNOME_CANVAS_ITEM (cell->item)->y1);
event.type = GDK_BUTTON_PRESS;
event.window = GTK_LAYOUT(GNOME_CANVAS_ITEM(cell->item)->canvas)->bin_window;
event.button = 1;
event.send_event = TRUE;
event.time = GDK_CURRENT_TIME;
event.axes = NULL;
g_signal_emit_by_name (cell->item, "event", &event, &finished);
}
static void
model_change_cb (ETableModel *etm,
gint col,
gint row,
GalA11yECell *cell)
{
gint value;
if (col == cell->model_col && row == cell->row) {
value = GPOINTER_TO_INT (
e_table_model_value_at (cell->cell_view->e_table_model,
cell->model_col, cell->row));
/* Cheat gnopernicus, or it will ignore the state change signal */
atk_focus_tracker_notify (ATK_OBJECT (cell));
if (value)
gal_a11y_e_cell_add_state (cell, ATK_STATE_CHECKED, TRUE);
else
gal_a11y_e_cell_remove_state (cell, ATK_STATE_CHECKED, TRUE);
}
}
AtkObject*
gal_a11y_e_cell_toggle_new (ETableItem *item,
ECellView *cell_view,
AtkObject *parent,
gint model_col,
gint view_col,
gint row)
{
AtkObject *a11y;
GalA11yECell *cell;
GalA11yECellToggle *toggle_cell;
gint value;
a11y = ATK_OBJECT(g_object_new (GAL_A11Y_TYPE_E_CELL_TOGGLE, NULL));
g_return_val_if_fail (a11y != NULL, NULL);
cell = GAL_A11Y_E_CELL(a11y);
toggle_cell = GAL_A11Y_E_CELL_TOGGLE(a11y);
a11y->role = ATK_ROLE_TABLE_CELL;
gal_a11y_e_cell_construct (a11y,
item,
cell_view,
parent,
model_col,
view_col,
row);
gal_a11y_e_cell_add_action (cell,
_("toggle"), /* action name*/
_("toggle the cell"), /* action description */
NULL, /* action keybinding */
toggle_cell_action);
toggle_cell->model_id = g_signal_connect (item->table_model,
"model_cell_changed",
(GCallback) model_change_cb,
a11y);
value = GPOINTER_TO_INT (
e_table_model_value_at (cell->cell_view->e_table_model,
cell->model_col, cell->row));
if (value)
gal_a11y_e_cell_add_state (cell, ATK_STATE_CHECKED, FALSE);
else
gal_a11y_e_cell_remove_state (cell, ATK_STATE_CHECKED, FALSE);
return a11y;
}
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