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      1 /*
      2  * Copyright (C) 2010 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
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #include "config.h"
     32 #include "WebDevToolsFrontendImpl.h"
     33 
     34 #include "BoundObject.h"
     35 #include "ContextMenuController.h"
     36 #include "ContextMenuItem.h"
     37 #include "DOMWindow.h"
     38 #include "Document.h"
     39 #include "Event.h"
     40 #include "Frame.h"
     41 #include "InspectorController.h"
     42 #include "InspectorFrontendClientImpl.h"
     43 #include "InspectorFrontendHost.h"
     44 #include "Node.h"
     45 #include "Page.h"
     46 #include "Pasteboard.h"
     47 #include "PlatformString.h"
     48 #include "SecurityOrigin.h"
     49 #include "Settings.h"
     50 #include "V8Binding.h"
     51 #include "V8DOMWrapper.h"
     52 #include "V8InspectorFrontendHost.h"
     53 #include "V8MouseEvent.h"
     54 #include "V8Node.h"
     55 #include "V8Proxy.h"
     56 #include "V8Utilities.h"
     57 #include "WebDevToolsFrontendClient.h"
     58 #include "WebFrameImpl.h"
     59 #include "WebScriptSource.h"
     60 #include "WebViewImpl.h"
     61 #include <wtf/OwnPtr.h>
     62 #include <wtf/Vector.h>
     63 
     64 using namespace WebCore;
     65 
     66 namespace WebKit {
     67 
     68 static v8::Local<v8::String> ToV8String(const String& s)
     69 {
     70     if (s.isNull())
     71         return v8::Local<v8::String>();
     72 
     73     return v8::String::New(reinterpret_cast<const uint16_t*>(s.characters()), s.length());
     74 }
     75 
     76 WebDevToolsFrontend* WebDevToolsFrontend::create(
     77     WebView* view,
     78     WebDevToolsFrontendClient* client,
     79     const WebString& applicationLocale)
     80 {
     81     return new WebDevToolsFrontendImpl(
     82       static_cast<WebViewImpl*>(view),
     83       client,
     84       applicationLocale);
     85 }
     86 
     87 WebDevToolsFrontendImpl::WebDevToolsFrontendImpl(
     88     WebViewImpl* webViewImpl,
     89     WebDevToolsFrontendClient* client,
     90     const String& applicationLocale)
     91     : m_webViewImpl(webViewImpl)
     92     , m_client(client)
     93     , m_applicationLocale(applicationLocale)
     94 {
     95     InspectorController* ic = m_webViewImpl->page()->inspectorController();
     96     ic->setInspectorFrontendClient(new InspectorFrontendClientImpl(m_webViewImpl->page(), m_client, this));
     97 
     98     // Put each DevTools frontend Page into its own (single page) group so that it's not
     99     // deferred along with the inspected page.
    100     m_webViewImpl->page()->setGroupName(String());
    101 }
    102 
    103 WebDevToolsFrontendImpl::~WebDevToolsFrontendImpl()
    104 {
    105 }
    106 
    107 void WebDevToolsFrontendImpl::dispatchOnInspectorFrontend(const WebString& message)
    108 {
    109     WebFrameImpl* frame = m_webViewImpl->mainFrameImpl();
    110     v8::HandleScope scope;
    111     v8::Handle<v8::Context> frameContext = V8Proxy::context(frame->frame());
    112     v8::Context::Scope contextScope(frameContext);
    113     v8::Handle<v8::Value> inspectorBackendValue = frameContext->Global()->Get(v8::String::New("InspectorBackend"));
    114     if (!inspectorBackendValue->IsObject())
    115         return;
    116     v8::Handle<v8::Object> inspectorBackend = v8::Handle<v8::Object>::Cast(inspectorBackendValue);
    117     v8::Handle<v8::Value> dispatchFunction = inspectorBackend->Get(v8::String::New("dispatch"));
    118      // The frame might have navigated away from the front-end page (which is still weird).
    119     if (!dispatchFunction->IsFunction())
    120         return;
    121     v8::Handle<v8::Function> function = v8::Handle<v8::Function>::Cast(dispatchFunction);
    122     Vector< v8::Handle<v8::Value> > args;
    123     args.append(ToV8String(message));
    124     v8::TryCatch tryCatch;
    125     tryCatch.SetVerbose(true);
    126     function->Call(inspectorBackend, args.size(), args.data());
    127 }
    128 
    129 void WebDevToolsFrontendImpl::frontendLoaded()
    130 {
    131     m_client->sendFrontendLoaded();
    132 }
    133 
    134 } // namespace WebKit
    135