third_party/WebKit/Source/core/dom/DocumentFullscreen.cpp

   1 /*
   2  * Copyright (C) 2013, Google Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are met:
   6  *
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND
  14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  16  * ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE
  17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  19  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  20  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
  23  * DAMAGE.
  24  */
  25
  26 #include "config.h"
  27 #include "core/dom/DocumentFullscreen.h"
  28
  29 #include "core/dom/Fullscreen.h"
  30
  31 namespace blink {
  32
  33 bool DocumentFullscreen::fullscreenEnabled(Document& document)
  34 {
  35     return Fullscreen::fullscreenEnabled(document);
  36 }
  37
  38 Element* DocumentFullscreen::fullscreenElement(Document& document)
  39 {
  40     if (Fullscreen* fullscreen = Fullscreen::fromIfExists(document))
  41         return fullscreen->fullscreenElement();
  42     return 0;
  43 }
  44
  45 void DocumentFullscreen::exitFullscreen(Document& document)
  46 {
  47     Fullscreen::from(document).exitFullscreen();
  48 }
  49
  50 Element* DocumentFullscreen::webkitCurrentFullScreenElement(Document& document)
  51 {
  52     if (Fullscreen* fullscreen = Fullscreen::fromIfExists(document))
  53         return fullscreen->webkitCurrentFullScreenElement();
  54     return 0;
  55 }
  56
  57 } // namespace blink