| /* |
| * Copyright (C) 2010 Google 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``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. |
| */ |
| |
| #import "WebDeviceOrientationClient.h" |
| |
| #import "WebDeviceOrientationInternal.h" |
| #import "WebDeviceOrientationProvider.h" |
| #import "WebViewInternal.h" |
| #import <wtf/ObjCRuntimeExtras.h> |
| |
| using namespace WebCore; |
| |
| WebDeviceOrientationClient::WebDeviceOrientationClient(WebView* webView) |
| : m_webView(webView) |
| , m_controller(0) |
| { |
| } |
| |
| void WebDeviceOrientationClient::setController(DeviceOrientationController* controller) |
| { |
| // This is called by the Page constructor before our WebView has the provider set up. |
| // MemoryCache the controller for later use. |
| m_controller = controller; |
| } |
| |
| void WebDeviceOrientationClient::startUpdating() |
| { |
| [getProvider() startUpdating]; |
| } |
| |
| void WebDeviceOrientationClient::stopUpdating() |
| { |
| [getProvider() stopUpdating]; |
| } |
| |
| DeviceOrientationData* WebDeviceOrientationClient::lastOrientation() const |
| { |
| return core([getProvider() lastOrientation]); |
| } |
| |
| void WebDeviceOrientationClient::deviceOrientationControllerDestroyed() |
| { |
| delete this; |
| } |
| |
| id<WebDeviceOrientationProvider> WebDeviceOrientationClient::getProvider() const |
| { |
| if (!m_provider) { |
| m_provider = [m_webView _deviceOrientationProvider]; |
| if ([m_provider respondsToSelector:@selector(setController:)]) |
| wtfObjCMsgSend<void>(m_provider, @selector(setController:), m_controller); |
| } |
| return m_provider; |
| } |