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/*
* AT-SPI - Assistive Technology Service Provider Interface
* (Gnome Accessibility Project; https://wiki.gnome.org/Accessibility)
*
* Copyright (c) 2015 Samsung Electronics Co., Ltd.
*
* This library 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 2.1 of the License, or (at your option) any later version.
*
* This library 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 this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <stdio.h>
#include <string.h>
#include <atk/atk.h>
#include "my-atk-object.h"
#include "my-atk-component.h"
typedef struct _MyAtkComponentInfo MyAtkComponentInfo;
static void atk_component_interface_init (AtkComponentIface *iface);
G_DEFINE_TYPE_WITH_CODE (MyAtkComponent,
my_atk_component,
MY_TYPE_ATK_OBJECT,
G_IMPLEMENT_INTERFACE (ATK_TYPE_COMPONENT,
atk_component_interface_init));
void
my_atk_component_set_layer (AtkComponent *component,
AtkLayer layer)
{
g_return_if_fail (MY_IS_ATK_COMPONENT (component));
MyAtkComponent *self = MY_ATK_COMPONENT (component);
self->layer = layer;
}
void
my_atk_component_set_mdi_zorder (AtkComponent *component,
gint mdi_zorder)
{
g_return_if_fail (MY_IS_ATK_COMPONENT (component));
MyAtkComponent *self = MY_ATK_COMPONENT (component);
self->zorder = mdi_zorder;
}
void
my_atk_component_set_alpha (AtkComponent *component,
gdouble alpha)
{
g_return_if_fail (MY_IS_ATK_COMPONENT (component));
MyAtkComponent *self = MY_ATK_COMPONENT (component);
self->alpha = alpha;
}
static void
my_atk_component_get_extents (AtkComponent *component,
gint *width,
gint *height,
gint *x,
gint *y,
AtkCoordType coord_type)
{
g_return_if_fail (MY_IS_ATK_COMPONENT (component));
MyAtkComponent *self = MY_ATK_COMPONENT (component);
*width = self->extent.width;
*height = self->extent.height;
*x = self->extent.x;
*y = self->extent.y;
}
static gboolean
my_atk_component_set_extents (AtkComponent *component,
gint x,
gint y,
gint width,
gint height,
AtkCoordType coord_type)
{
g_return_val_if_fail (MY_IS_ATK_COMPONENT (component), FALSE);
MyAtkComponent *self = MY_ATK_COMPONENT (component);
if (self->extent_may_change) {
self->extent.width = width;
self->extent.height = height;
self->extent.x = x;
self->extent.y = y;
return TRUE;
}
return FALSE;
}
static gboolean
my_atk_component_contains (AtkComponent *component,
gint c_x,
gint c_y,
AtkCoordType coord_type)
{
g_return_val_if_fail (MY_IS_ATK_COMPONENT (component), FALSE);
gint x, y, w, h;
my_atk_component_get_extents (component, &x, &y, &w, &h, coord_type);
if ((c_x >= x) && (c_y >= y) && (c_x < x + w) && (c_y < y + h))
return TRUE;
else
return FALSE;
}
static AtkObject *
my_atk_component_ref_accessible_at_point (AtkComponent *component,
gint x,
gint y,
AtkCoordType coord_type)
{
g_return_val_if_fail (MY_IS_ATK_COMPONENT (component), NULL);
gint count,i;
count = atk_object_get_n_accessible_children (ATK_OBJECT (component));
for (i = 0; i < count; i++) {
AtkObject *obj;
obj = atk_object_ref_accessible_child (ATK_OBJECT (component), i);
if (obj != NULL) {
if (atk_component_contains (ATK_COMPONENT (obj), x, y, coord_type))
return obj;
else
g_object_unref (obj);
}
}
return NULL;
}
static gboolean
my_atk_component_grab_focus (AtkComponent *component)
{
return TRUE;
}
static AtkLayer
my_atk_component_get_layer (AtkComponent *component)
{
g_return_val_if_fail (MY_IS_ATK_COMPONENT (component), -1);
return MY_ATK_COMPONENT (component)->layer;
}
static gint
my_atk_component_get_mdi_zorder (AtkComponent *component)
{
g_return_val_if_fail (MY_IS_ATK_COMPONENT (component), -1);
return MY_ATK_COMPONENT (component)->zorder;
}
static gdouble
my_atk_component_get_alpha (AtkComponent *component)
{
g_return_val_if_fail (MY_IS_ATK_COMPONENT (component), -1);
return MY_ATK_COMPONENT (component)->alpha;
}
static void
atk_component_interface_init (AtkComponentIface *iface)
{
g_return_if_fail (iface);
iface->add_focus_handler = NULL;
iface->contains = my_atk_component_contains;
iface->ref_accessible_at_point = my_atk_component_ref_accessible_at_point;
iface->get_extents = my_atk_component_get_extents;
iface->get_position = NULL;
iface->get_size = NULL;
iface->grab_focus = my_atk_component_grab_focus;
iface->remove_focus_handler = NULL;
iface->set_extents = my_atk_component_set_extents;
iface->set_position = NULL;
iface->set_size = NULL;
iface->get_layer = my_atk_component_get_layer;
iface->get_mdi_zorder = my_atk_component_get_mdi_zorder;
iface->bounds_changed = NULL;
iface->get_alpha = my_atk_component_get_alpha;
}
static void
my_atk_component_initialize (AtkObject *obj, gpointer data)
{
}
static void
my_atk_component_finalize (GObject *object)
{
}
static void
my_atk_component_init(MyAtkComponent *obj)
{
obj->extent.x = 0;
obj->extent.y = 0;
obj->extent.width = 0;
obj->extent.height = 0;
obj->extent_may_change = TRUE;
obj->layer = ATK_LAYER_BACKGROUND;
obj->zorder = -1;
obj->alpha = 1.0;
}
static void
my_atk_component_class_init (MyAtkComponentClass *my_class)
{
AtkObjectClass *atk_class = ATK_OBJECT_CLASS (my_class);
GObjectClass *gobject_class = G_OBJECT_CLASS (my_class);
gobject_class->finalize = my_atk_component_finalize;
atk_class->initialize = my_atk_component_initialize;
}
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