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/*
* AT-SPI - Assistive Technology Service Provider Interface
* (Gnome Accessibility Project; https://wiki.gnome.org/Accessibility)
*
* Copyright (c) 2014 Samsung Electronics Co., Ltd.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <stdlib.h>
#include <string.h>
#include <glib.h>
#include <libxml/parser.h>
#include <libxml/tree.h>
#include "my-atk.h"
#define ACCESSIBLE_NODE ((const xmlChar *) "accessible")
#define ACC_ACTION_NODE ((const xmlChar *) "accessible_action")
#define ACC_COMPONENT_NODE ((const xmlChar *) "accessible_component")
#define ACTION_NODE ((const xmlChar *) "action")
#define INTERFACE_NODE ((const xmlChar *) "interface")
#define RELATION_NODE ((const xmlChar *) "relation")
#define STATE_NODE ((const xmlChar *) "state")
#define COMPONENT_NODE ((const xmlChar *) "component")
#define NAME_ATTR ((const xmlChar *) "name")
#define DESC_ATTR ((const xmlChar *) "description")
#define ROLE_ATTR ((const xmlChar *) "role")
#define TYPE_ATTR ((const xmlChar *) "type")
#define RELATION_TYPE_ATTR ((const xmlChar *) "relation_type")
#define RELATION_TARGET_NAME_ATTR ((const xmlChar *) "target_name")
#define STATE_TYPE_ATTR ((const xmlChar *) "state_enum")
#define ACTION_NAME_ATTR ((const xmlChar *) "action_name")
#define ACTION_DES_ATTR ((const xmlChar *) "action_description")
#define ACTION_KEY_BIND_ATTR ((const xmlChar *) "key_binding")
#define COMP_X_ATTR ((const xmlChar *) "x")
#define COMP_Y_ATTR ((const xmlChar *) "y")
#define COMP_WIDTH_ATTR ((const xmlChar *) "width")
#define COMP_HEIGHT_ATTR ((const xmlChar *) "height")
#define COMP_LAYER_ATTR ((const xmlChar *) "layer")
#define COMP_ZORDER_ATTR ((const xmlChar *) "zorder")
#define COMP_ALPHA_ATTR ((const xmlChar *) "alpha")
MyAtkObject *relation_target = NULL;
static gpointer
create_atk_object_from_element (xmlNode *element)
{
xmlNode *child_node;
xmlNode *child_node2;
gpointer obj;
gpointer child_obj;
gpointer child_obj2;
AtkRelationSet *relation_set = NULL;
AtkObject *array[1];
AtkRelation *relation;
AtkStateSet *state_set = NULL;
AtkStateType state_type;
AtkAction *action;
xmlChar *name;
xmlChar *description;
xmlChar *type_text;
xmlChar *relation_type_text;
xmlChar *state_enum;
xmlChar *role;
gint relation_type;
xmlChar *relation_target_name;
xmlChar *action_name;
xmlChar *action_des;
xmlChar *action_key_bind;
gint x_extent, y_extent, w_extent, h_extent;
name = xmlGetProp (element, NAME_ATTR);
description = xmlGetProp (element, DESC_ATTR);
role = xmlGetProp (element, ROLE_ATTR);
type_text = xmlGetProp (element, TYPE_ATTR);
GType type = MY_TYPE_ATK_OBJECT;
gint layer;
gint zorder;
gdouble alpha;
if (!xmlStrcmp (element->name, ACCESSIBLE_NODE))
type = MY_TYPE_ATK_OBJECT;
if (!xmlStrcmp (element->name, ACC_ACTION_NODE))
type = MY_TYPE_ATK_ACTION;
if (!xmlStrcmp (element->name, ACC_COMPONENT_NODE))
type = MY_TYPE_ATK_COMPONENT;
obj = g_object_new (type,
"accessible-name", name,
"accessible-description", description,
"accessible-role", atk_role_for_name (role),
NULL);
child_node = element->xmlChildrenNode;
while (child_node != NULL) {
if (!xmlStrcmp (child_node->name, ACCESSIBLE_NODE) ||
!xmlStrcmp (child_node->name, ACC_ACTION_NODE) ||
!xmlStrcmp (child_node->name, ACC_COMPONENT_NODE)) {
child_obj = create_atk_object_from_element (child_node);
my_atk_object_add_child (obj, child_obj);
}
child_node2 = child_node->xmlChildrenNode;
while (child_node2 != NULL) {
if (!xmlStrcmp (child_node2->name, RELATION_NODE)) {
relation_type_text = xmlGetProp (child_node2, RELATION_TYPE_ATTR);
relation_type = atoi (relation_type_text);
relation_target_name = xmlGetProp (child_node2, RELATION_TARGET_NAME_ATTR);
relation_set = atk_object_ref_relation_set (ATK_OBJECT (child_obj));
array[0] = ATK_OBJECT (obj);
relation = atk_relation_new (array, 1, relation_type);
atk_relation_new (array, 1, relation_type);
atk_relation_set_add (relation_set, relation);
g_object_unref (relation);
g_object_unref (relation_set);
xmlFree (relation_target_name);
xmlFree (relation_type_text);
}
if (!xmlStrcmp (child_node2->name, STATE_NODE)) {
state_set = atk_object_ref_state_set (ATK_OBJECT (child_obj));
state_enum = xmlGetProp (child_node2, STATE_TYPE_ATTR);
state_type = atk_state_type_for_name (state_enum);
atk_state_set_add_state (state_set, state_type);
g_object_unref (state_set);
xmlFree (state_enum);
}
if (!xmlStrcmp (child_node2->name, ACTION_NODE)) {
action_name = xmlGetProp (child_node2, ACTION_NAME_ATTR);
action_des = xmlGetProp (child_node2, ACTION_DES_ATTR);
action_key_bind = xmlGetProp (child_node2, ACTION_KEY_BIND_ATTR);
my_atk_action_add_action (child_obj, action_name, action_des, action_key_bind);
}
if (!xmlStrcmp (child_node2->name, COMPONENT_NODE)) {
x_extent = atoi (xmlGetProp (child_node2, COMP_X_ATTR));
y_extent = atoi (xmlGetProp (child_node2, COMP_Y_ATTR));
w_extent = atoi (xmlGetProp (child_node2, COMP_WIDTH_ATTR));
h_extent = atoi (xmlGetProp (child_node2, COMP_HEIGHT_ATTR));
layer = atoi (xmlGetProp (child_node2, COMP_LAYER_ATTR));
zorder = atoi (xmlGetProp (child_node2, COMP_ZORDER_ATTR));
alpha = atof (xmlGetProp (child_node2, COMP_ALPHA_ATTR));
atk_component_set_extents (ATK_COMPONENT (child_obj),
x_extent,
y_extent,
w_extent,
h_extent,
ATK_XY_SCREEN);
my_atk_component_set_layer (ATK_COMPONENT (child_obj), layer);
my_atk_component_set_mdi_zorder (ATK_COMPONENT (child_obj), zorder);
my_atk_component_set_alpha (ATK_COMPONENT (child_obj), alpha);
}
child_node2 = child_node2->next;
}
child_node = child_node->next;
}
return obj;
}
/*
* Reads the XML from filename and uses it
* to create a tree of MyAtkObjects.
*
* returns: The root object of the tree.
*/
MyAtkObject *
atk_object_xml_parse (gchar *filename)
{
xmlDoc *doc;
xmlNode *root_element;
MyAtkObject *new_atk_object = NULL;
doc = xmlReadFile (filename, NULL, 0);
g_assert (doc != NULL);
root_element = xmlDocGetRootElement (doc);
if (!root_element)
return NULL;
new_atk_object = create_atk_object_from_element (root_element);
xmlFreeDoc (doc);
return new_atk_object;
}
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