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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 #ifndef DRTDevToolsAgent_h
     32 #define DRTDevToolsAgent_h
     33 
     34 #include "Task.h"
     35 #include "WebDevToolsAgentClient.h"
     36 #include "WebString.h"
     37 #include <wtf/HashMap.h>
     38 #include <wtf/Noncopyable.h>
     39 
     40 namespace WebKit {
     41 
     42 class WebCString;
     43 class WebDevToolsAgent;
     44 class WebView;
     45 struct WebDevToolsMessageData;
     46 
     47 } // namespace WebKit
     48 
     49 class DRTDevToolsClient;
     50 
     51 class DRTDevToolsAgent : public WebKit::WebDevToolsAgentClient {
     52     WTF_MAKE_NONCOPYABLE(DRTDevToolsAgent);
     53 public:
     54     DRTDevToolsAgent();
     55     virtual ~DRTDevToolsAgent() {}
     56     void reset();
     57 
     58     void setWebView(WebKit::WebView*);
     59 
     60     // WebDevToolsAgentClient implementation.
     61     virtual void sendMessageToInspectorFrontend(const WebKit::WebString&);
     62     virtual int hostIdentifier() { return m_routingID; }
     63     virtual void runtimePropertyChanged(const WebKit::WebString& name, const WebKit::WebString& value);
     64     virtual WebKitClientMessageLoop* createClientMessageLoop();
     65 
     66     void asyncCall(const WebKit::WebString& args);
     67 
     68     void attach(DRTDevToolsClient*);
     69     void detach();
     70     void frontendLoaded();
     71 
     72     bool evaluateInWebInspector(long callID, const std::string& script);
     73     bool setTimelineProfilingEnabled(bool enable);
     74     TaskList* taskList() { return &m_taskList; }
     75 
     76 private:
     77     void call(const WebKit::WebString& args);
     78     void delayedFrontendLoaded();
     79     static void dispatchMessageLoop();
     80     WebKit::WebDevToolsAgent* webDevToolsAgent();
     81 
     82     class AsyncCallTask: public MethodTask<DRTDevToolsAgent> {
     83     public:
     84         AsyncCallTask(DRTDevToolsAgent* object, const WebKit::WebString& args)
     85             : MethodTask<DRTDevToolsAgent>(object), m_args(args) {}
     86         virtual void runIfValid() { m_object->call(m_args); }
     87     private:
     88         WebKit::WebString m_args;
     89     };
     90 
     91     struct DelayedFrontendLoadedTask: public MethodTask<DRTDevToolsAgent> {
     92         DelayedFrontendLoadedTask(DRTDevToolsAgent* object) : MethodTask<DRTDevToolsAgent>(object) {}
     93         virtual void runIfValid() { m_object->delayedFrontendLoaded(); }
     94     };
     95 
     96     TaskList m_taskList;
     97     DRTDevToolsClient* m_drtDevToolsClient;
     98     int m_routingID;
     99     WebKit::WebDevToolsAgent* m_webDevToolsAgent;
    100     WebKit::WebView* m_webView;
    101 };
    102 
    103 #endif // DRTDevToolsAgent_h
    104