/*

 * Java ATK Wrapper for GNOME

 * Copyright (C) 2009 Sun Microsystems Inc.

 *

 * 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 <atk/atk.h>

#include <glib.h>

#include "jawimpl.h"

#include "jawutil.h"

extern void	jaw_action_interface_init (AtkActionIface*);

extern gpointer	jaw_action_data_init (jobject ac);

extern void	jaw_action_data_finalize (gpointer);

static gboolean jaw_action_do_action(AtkAction *action, gint i);

static gint jaw_action_get_n_actions(AtkAction *action);

static const gchar* jaw_action_get_description(AtkAction *action, gint i);

static const gchar* jaw_action_get_name(AtkAction	*action, gint i);

static const gchar* jaw_action_get_keybinding (AtkAction *action, gint i);

static gboolean jaw_action_set_description (AtkAction *action, gint i, const gchar *description);

/*static const gchar*	jaw_get_localized_name			(AtkAction	*action,

									 gint		i);*/

typedef struct _ActionData {

  jobject atk_action;

  gchar* action_name;

  jstring jstrActionName;

  gchar* action_description;

  jstring jstrActionDescription;

  gchar* action_keybinding;

  jstring jstrActionKeybinding;

} ActionData;

void

jaw_action_interface_init (AtkActionIface *iface)

{

  iface->do_action = jaw_action_do_action;

  iface->get_n_actions = jaw_action_get_n_actions;

  iface->get_description = jaw_action_get_description;

  iface->get_name = jaw_action_get_name;

  iface->get_keybinding = jaw_action_get_keybinding;

  iface->set_description = jaw_action_set_description;

  iface->get_localized_name = NULL; /*jaw_get_localized_name;*/

}

gpointer

jaw_action_data_init (jobject ac)

{

  ActionData *data = g_new0(ActionData, 1);

  JNIEnv *jniEnv = jaw_util_get_jni_env();

  jclass classAction = (*jniEnv)->FindClass(jniEnv,

                                            "org/GNOME/Accessibility/AtkAction");

  jmethodID jmid = (*jniEnv)->GetMethodID(jniEnv,

                                          classAction,

                                          "<init>",

                                          "(Ljavax/accessibility/AccessibleContext;)V");

  jobject jatk_action = (*jniEnv)->NewObject(jniEnv, classAction, jmid, ac);

  data->atk_action = (*jniEnv)->NewGlobalRef(jniEnv, jatk_action);

  return data;

}

void

jaw_action_data_finalize (gpointer p)

{

  ActionData *data = (ActionData*)p;

  JNIEnv *jniEnv = jaw_util_get_jni_env();

  if (data && data->atk_action) {

    if (data->action_name != NULL) {

      (*jniEnv)->ReleaseStringUTFChars(jniEnv,

                                       data->jstrActionName,

                                       data->action_name);

      (*jniEnv)->DeleteGlobalRef(jniEnv, data->jstrActionName);

      data->jstrActionName = NULL;

      data->action_name = NULL;

    }

    if (data->action_description != NULL) {

      (*jniEnv)->ReleaseStringUTFChars(jniEnv,

                                       data->jstrActionDescription,

                                       data->action_description);

      (*jniEnv)->DeleteGlobalRef(jniEnv, data->jstrActionDescription);

      data->jstrActionDescription = NULL;

      data->action_description = NULL;

    }

    if (data->action_keybinding != NULL) {

      (*jniEnv)->ReleaseStringUTFChars(jniEnv,

                                       data->jstrActionKeybinding,

                                       data->action_keybinding);

      (*jniEnv)->DeleteGlobalRef(jniEnv, data->jstrActionKeybinding);

      data->jstrActionKeybinding = NULL;

      data->action_keybinding = NULL;

    }

    (*jniEnv)->DeleteGlobalRef(jniEnv, data->atk_action);

    data->atk_action = NULL;

  }

}

static gboolean

jaw_action_do_action (AtkAction *action, gint i)

{

  JawObject *jaw_obj = JAW_OBJECT(action);

  ActionData *data = jaw_object_get_interface_data(jaw_obj, INTERFACE_ACTION);

  jobject atk_action = data->atk_action;

  JNIEnv *jniEnv = jaw_util_get_jni_env();

  jclass classAtkAction = (*jniEnv)->FindClass(jniEnv,

                                               "org/GNOME/Accessibility/AtkAction");

  jmethodID jmid = (*jniEnv)->GetMethodID(jniEnv,

                                          classAtkAction,

                                          "do_action",

                                          "(I)Z");

  jboolean jresult = (*jniEnv)->CallBooleanMethod(jniEnv,

                                                  atk_action,

                                                  jmid,

                                                  (jint)i);

  if (jresult == JNI_TRUE)

    return TRUE;

  return FALSE;

}

static gint

jaw_action_get_n_actions (AtkAction *action)

{

  JawObject *jaw_obj = JAW_OBJECT(action);

  ActionData *data = jaw_object_get_interface_data(jaw_obj, INTERFACE_ACTION);

  jobject atk_action = data->atk_action;

  JNIEnv *jniEnv = jaw_util_get_jni_env();

  jclass classAtkAction = (*jniEnv)->FindClass(jniEnv,

                                               "org/GNOME/Accessibility/AtkAction");

  jmethodID jmid = (*jniEnv)->GetMethodID(jniEnv,

                                          classAtkAction,

                                          "get_n_actions", "()I");

  return (gint)(*jniEnv)->CallIntMethod(jniEnv, atk_action, jmid);

}

static const gchar*

jaw_action_get_description (AtkAction *action, gint i)

{

  JawObject *jaw_obj = JAW_OBJECT(action);

  ActionData *data = jaw_object_get_interface_data(jaw_obj, INTERFACE_ACTION);

  jobject atk_action = data->atk_action;

  JNIEnv *jniEnv = jaw_util_get_jni_env();

  jclass classAtkAction = (*jniEnv)->FindClass(jniEnv,

                                               "org/GNOME/Accessibility/AtkAction");

  jmethodID jmid = (*jniEnv)->GetMethodID(jniEnv,

                                          classAtkAction,

                                          "get_description",

                                          "(I)Ljava/lang/String;");

  jstring jstr = (*jniEnv)->CallObjectMethod(jniEnv,

                                             atk_action,

                                             jmid,

                                             (jint)i);

  if (data->action_description != NULL)

  {

    (*jniEnv)->ReleaseStringUTFChars(jniEnv,

                                     data->jstrActionDescription,

                                     data->action_description);

    (*jniEnv)->DeleteGlobalRef(jniEnv, data->jstrActionDescription);

  }

  data->jstrActionDescription = (*jniEnv)->NewGlobalRef(jniEnv, jstr);

  data->action_description = (gchar*)(*jniEnv)->GetStringUTFChars(jniEnv,

                                                                  data->jstrActionDescription,

                                                                  NULL);

  return data->action_description;

}

static gboolean

jaw_action_set_description (AtkAction *action, gint i, const gchar *description)

{

  JawObject *jaw_obj = JAW_OBJECT(action);

  ActionData *data = jaw_object_get_interface_data(jaw_obj, INTERFACE_ACTION);

  jobject atk_action = data->atk_action;

  JNIEnv *jniEnv = jaw_util_get_jni_env();

  jclass classAtkAction = (*jniEnv)->FindClass(jniEnv,

                                               "org/GNOME/Accessibility/AtkAction");

  jmethodID jmid = (*jniEnv)->GetMethodID(jniEnv,

                                          classAtkAction,

                                          "setDescription",

                                          "(ILjava/lang/String;)Z");

  jboolean jisset = (*jniEnv)->CallBooleanMethod(jniEnv,

                                                 atk_action,

                                                 jmid,

                                                 (jint)i,

                                                 (jstring)description);

  if (jisset == JNI_TRUE)

  {

    return TRUE;

  } else {

    return FALSE;

  }

}

static const gchar*

jaw_action_get_name (AtkAction *action, gint i)

{

  JawObject *jaw_obj = JAW_OBJECT(action);

  ActionData *data = jaw_object_get_interface_data(jaw_obj, INTERFACE_ACTION);

  jobject atk_action = data->atk_action;

  JNIEnv *jniEnv = jaw_util_get_jni_env();

  jclass classAtkAction = (*jniEnv)->FindClass(jniEnv,

                                               "org/GNOME/Accessibility/AtkAction");

  jmethodID jmid = (*jniEnv)->GetMethodID(jniEnv,

                                          classAtkAction,

                                          "get_name",

                                          "(I)Ljava/lang/String;");

  jstring jstr = (*jniEnv)->CallObjectMethod(jniEnv, atk_action, jmid, (jint)i);

  if (data->action_name != NULL)

  {

    (*jniEnv)->ReleaseStringUTFChars(jniEnv,

                                     data->jstrActionName,

                                     data->action_name);

    (*jniEnv)->DeleteGlobalRef(jniEnv, data->jstrActionName);

  }

  data->jstrActionName = (*jniEnv)->NewGlobalRef(jniEnv, jstr);

  data->action_name = (gchar*)(*jniEnv)->GetStringUTFChars(jniEnv,

                                                           data->jstrActionName,

                                                           NULL);

  return data->action_name;

}

static const gchar*

jaw_action_get_keybinding (AtkAction *action, gint i)

{

  JawObject *jaw_obj = JAW_OBJECT(action);

  if (jaw_obj == NULL)

    return NULL;

  ActionData *data = jaw_object_get_interface_data(jaw_obj, INTERFACE_ACTION);

  jobject atk_action = data->atk_action;

  JNIEnv *jniEnv = jaw_util_get_jni_env();

  jclass classAtkAction = (*jniEnv)->FindClass(jniEnv,

                                               "org/GNOME/Accessibility/AtkAction");

  jmethodID jmid = (*jniEnv)->GetMethodID(jniEnv,

                                          classAtkAction,

                                          "get_keybinding",

                                          "(I)Ljava/lang/String;");

  jstring jstr = (*jniEnv)->CallObjectMethod(jniEnv, atk_action, jmid, (jint)i);

  if (data->action_keybinding != NULL)

  {

    (*jniEnv)->ReleaseStringUTFChars(jniEnv,

                                     data->jstrActionKeybinding,

                                     data->action_keybinding);

    (*jniEnv)->DeleteGlobalRef(jniEnv, data->jstrActionKeybinding);

  }

  data->jstrActionKeybinding = (*jniEnv)->NewGlobalRef(jniEnv, jstr);

  data->action_keybinding = (gchar*)(*jniEnv)->GetStringUTFChars(jniEnv,

                                                                 data->jstrActionKeybinding,

                                                                 NULL);

  return data->action_keybinding;

}