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      1 /*
      2  * Copyright (C) 2011 Apple 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
      6  * are met:
      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''
     14  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
     15  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
     17  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     18  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     19  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     20  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     21  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     22  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     23  * THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "config.h"
     27 #include "WebUndoClient.h"
     28 
     29 #include "WKAPICast.h"
     30 #include "WebEditCommandProxy.h"
     31 #include "WebView.h"
     32 
     33 namespace WebKit {
     34 
     35 void WebUndoClient::registerEditCommand(WebView* view, PassRefPtr<WebEditCommandProxy> prpCommand, WebPageProxy::UndoOrRedo undoOrRedo)
     36 {
     37     if (!m_client.registerEditCommand)
     38         return;
     39 
     40     RefPtr<WebEditCommandProxy> command = prpCommand;
     41     m_client.registerEditCommand(toAPI(view), toAPI(command.release().releaseRef()), (undoOrRedo == WebPageProxy::Undo) ? kWKViewUndo : kWKViewRedo, m_client.clientInfo);
     42 }
     43 
     44 void WebUndoClient::clearAllEditCommands(WebView* view)
     45 {
     46     if (!m_client.clearAllEditCommands)
     47         return;
     48 
     49     m_client.clearAllEditCommands(toAPI(view), m_client.clientInfo);
     50 }
     51 
     52 bool WebUndoClient::canUndoRedo(WebView* view, WebPageProxy::UndoOrRedo undoOrRedo)
     53 {
     54     if (!m_client.canUndoRedo)
     55         return false;
     56 
     57     return m_client.canUndoRedo(toAPI(view), undoOrRedo, m_client.clientInfo);
     58 }
     59 
     60 void WebUndoClient::executeUndoRedo(WebView* view, WebPageProxy::UndoOrRedo undoOrRedo)
     61 {
     62     if (!m_client.executeUndoRedo)
     63         return;
     64 
     65     m_client.executeUndoRedo(toAPI(view), undoOrRedo, m_client.clientInfo);
     66 }
     67 
     68 } // namespace WebKit
     69 
     70