text: /*
   * Copyright (C) 2009 Google Inc. All rights reserved.
   * Copyright (C) 2009, 2011, 2012 Apple Inc. All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are
   * met:
   *
   *     * Redistributions of source code must retain the above copyright
   * notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above
   * copyright notice, this list of conditions and the following disclaimer
   * in the documentation and/or other materials provided with the
   * distribution.
   *     * Neither the name of Google Inc. nor the names of its
   * contributors may be used to endorse or promote products derived from
   * this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #ifndef Notification_h  
  #define Notification_h
  
  #include "ActiveDOMObject.h"
  #include "EventNames.h"
  #include "EventTarget.h"
  #include "URL.h"
  #include "NotificationClient.h"
  #include "SharedBuffer.h"
  #include "TextDirection.h"
  #include "ThreadableLoaderClient.h"
  #include <wtf/OwnPtr.h>
  #include <wtf/PassRefPtr.h>
  #include <wtf/RefCounted.h>
  #include <wtf/RefPtr.h>
  #include <wtf/text/AtomicStringHash.h>
  
  #if ENABLE(NOTIFICATIONS)
  #include "Timer.h"
  #endif
  
  #if ENABLE(NOTIFICATIONS) || ENABLE(LEGACY_NOTIFICATIONS)
  namespace WebCore {
  
  class Dictionary;
  class NotificationCenter;
  class NotificationPermissionCallback;
  class ResourceError;
  class ResourceResponse;
  class ScriptExecutionContext;
  class ThreadableLoader;
  
  typedef int ExceptionCode;
  
  class Notification FINAL : public RefCounted<Notification>, public ActiveDOMObject, public EventTargetWithInlineData {
      WTF_MAKE_FAST_ALLOCATED;
  public:
      Notification();
  #if ENABLE(LEGACY_NOTIFICATIONS)
      static PassRefPtr<Notification> create(const String& title, const String& body, const String& iconURI, ScriptExecutionContext*, ExceptionCode&, PassRefPtr<NotificationCenter> provider);
  #endif
  #if ENABLE(NOTIFICATIONS)
      static PassRefPtr<Notification> create(ScriptExecutionContext&, const String& title, const Dictionary& options);
  #endif
      
      virtual ~Notification();
  
      void show();
  #if ENABLE(LEGACY_NOTIFICATIONS)
      void cancel() { close(); }
  #endif
      void close();
  
      URL iconURL() const { return m_icon; }
      void setIconURL(const URL& url) { m_icon = url; }
  
      String title() const { return m_title; }
      String body() const { return m_body; }
  
      String lang() const { return m_lang; }
      void setLang(const String& lang) { m_lang = lang; }
  
      String dir() const { return m_direction; }
      void setDir(const String& dir) { m_direction = dir; }
  
  #if ENABLE(LEGACY_NOTIFICATIONS)
      String replaceId() const { return tag(); }
      void setReplaceId(const String& replaceId) { setTag(replaceId); }
  #endif
  
      String tag() const { return m_tag; }
      void setTag(const String& tag) { m_tag = tag; }
  
      TextDirection direction() const { return dir() == "rtl" ? RTL : LTR; }
  
  #if ENABLE(LEGACY_NOTIFICATIONS)
      EventListener* ondisplay() { return getAttributeEventListener(eventNames().showEvent); }
      void setOndisplay(PassRefPtr<EventListener> listener) { setAttributeEventListener(eventNames().showEvent, listener); }
  #endif
      DEFINE_ATTRIBUTE_EVENT_LISTENER(show);
      DEFINE_ATTRIBUTE_EVENT_LISTENER(error);
      DEFINE_ATTRIBUTE_EVENT_LISTENER(close);
      DEFINE_ATTRIBUTE_EVENT_LISTENER(click);
      
      void dispatchClickEvent();
      void dispatchCloseEvent();
      void dispatchErrorEvent();
      void dispatchShowEvent();
  
      using RefCounted<Notification>::ref;
      using RefCounted<Notification>::deref;
  
      // EventTarget interface
      virtual EventTargetInterface eventTargetInterface() const OVERRIDE { return NotificationEventTargetInterfaceType; }
      virtual ScriptExecutionContext* scriptExecutionContext() const OVERRIDE { return ActiveDOMObject::scriptExecutionContext(); }
  
      void stopLoadingIcon();
  
      // Deprecated. Use functions from NotificationCenter.
      void detachPresenter() { }
  
      void finalize();
  
  #if ENABLE(NOTIFICATIONS)
      static const String permission(ScriptExecutionContext*);
      static const String permissionString(NotificationClient::Permission);
      static void requestPermission(ScriptExecutionContext*, PassRefPtr<NotificationPermissionCallback> = 0);
  #endif
  
  private:
  #if ENABLE(LEGACY_NOTIFICATIONS)
      Notification(const String& title, const String& body, const String& iconURI, ScriptExecutionContext*, ExceptionCode&, PassRefPtr<NotificationCenter>);
  #endif
  #if ENABLE(NOTIFICATIONS)
      Notification(ScriptExecutionContext&, const String& title);
  #endif
  
      void setBody(const String& body) { m_body = body; }
  
      // ActiveDOMObject interface
      virtual void contextDestroyed() OVERRIDE;
  
      // EventTarget interface
      virtual void refEventTarget() OVERRIDE { ref(); }
      virtual void derefEventTarget() OVERRIDE { deref(); }
  
      void startLoadingIcon();
      void finishLoadingIcon();
  
  #if ENABLE(NOTIFICATIONS)
      void taskTimerFired(Timer<Notification>*);
  #endif
  
      // Text notifications.
      URL m_icon;
      String m_title;
      String m_body;
      String m_direction;
      String m_lang;
      String m_tag;
  
      enum NotificationState {
          Idle = 0,
          Showing = 1,
          Closed = 2,
      };
  
      NotificationState m_state;
  
      RefPtr<NotificationCenter> m_notificationCenter;
  
  #if ENABLE(NOTIFICATIONS)
      OwnPtr<Timer<Notification>> m_taskTimer;
  #endif
  };
  
  } // namespace WebCore
  
  #endif // ENABLE(NOTIFICATIONS) || ENABLE(LEGACY_NOTIFICATIONS)
  
  #endif // Notifications_h
  