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      1 /*
      2  * Copyright (C) 2006, 2007 Apple, Inc.  All rights reserved.
      3  * Copyright (C) 2012 Google, Inc.  All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  * 1. Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  * 2. Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in the
     12  *    documentation and/or other materials provided with the distribution.
     13  *
     14  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     15  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     17  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     18  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     19  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     20  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     21  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     22  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     24  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     25  */
     26 
     27 #include "config.h"
     28 #include "web/EditorClientImpl.h"
     29 
     30 #include "core/editing/SelectionType.h"
     31 #include "public/web/WebFrameClient.h"
     32 #include "public/web/WebPermissionClient.h"
     33 #include "public/web/WebViewClient.h"
     34 #include "web/WebLocalFrameImpl.h"
     35 #include "web/WebViewImpl.h"
     36 
     37 using namespace WebCore;
     38 
     39 namespace blink {
     40 
     41 EditorClientImpl::EditorClientImpl(WebViewImpl* webview)
     42     : m_webView(webview)
     43 {
     44 }
     45 
     46 EditorClientImpl::~EditorClientImpl()
     47 {
     48 }
     49 
     50 void EditorClientImpl::respondToChangedSelection(LocalFrame* frame, WebCore::SelectionType selectionType)
     51 {
     52     WebLocalFrameImpl* webFrame = WebLocalFrameImpl::fromFrame(frame);
     53     if (webFrame->client())
     54         webFrame->client()->didChangeSelection(selectionType != WebCore::RangeSelection);
     55 }
     56 
     57 void EditorClientImpl::respondToChangedContents()
     58 {
     59     if (m_webView->client())
     60         m_webView->client()->didChangeContents();
     61 }
     62 
     63 bool EditorClientImpl::canCopyCut(LocalFrame* frame, bool defaultValue) const
     64 {
     65     WebLocalFrameImpl* webFrame = WebLocalFrameImpl::fromFrame(frame);
     66     if (!webFrame->permissionClient())
     67         return defaultValue;
     68     return webFrame->permissionClient()->allowWriteToClipboard(defaultValue);
     69 }
     70 
     71 bool EditorClientImpl::canPaste(LocalFrame* frame, bool defaultValue) const
     72 {
     73     WebLocalFrameImpl* webFrame = WebLocalFrameImpl::fromFrame(frame);
     74     if (!webFrame->permissionClient())
     75         return defaultValue;
     76     return webFrame->permissionClient()->allowReadFromClipboard(defaultValue);
     77 }
     78 
     79 bool EditorClientImpl::handleKeyboardEvent()
     80 {
     81     return m_webView->client() && m_webView->client()->handleCurrentKeyboardEvent();
     82 }
     83 
     84 } // namesace blink
     85