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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 JavaScriptCallFrame_h
     32 #define JavaScriptCallFrame_h
     33 
     34 #if ENABLE(JAVASCRIPT_DEBUGGER)
     35 
     36 #include "OwnHandle.h"
     37 #include "PlatformString.h"
     38 #include <v8-debug.h>
     39 
     40 namespace WebCore {
     41 
     42 class JavaScriptCallFrame : public RefCounted<JavaScriptCallFrame> {
     43 public:
     44     static PassRefPtr<JavaScriptCallFrame> create(v8::Handle<v8::Context> debuggerContext, v8::Handle<v8::Object> callFrame)
     45     {
     46         return adoptRef(new JavaScriptCallFrame(debuggerContext, callFrame));
     47     }
     48     ~JavaScriptCallFrame();
     49 
     50     JavaScriptCallFrame* caller();
     51 
     52     int sourceID() const;
     53     int line() const;
     54     int column() const;
     55     String functionName() const;
     56 
     57     v8::Handle<v8::Value> scopeChain() const;
     58     int scopeType(int scopeIndex) const;
     59     v8::Handle<v8::Value> thisObject() const;
     60 
     61     v8::Handle<v8::Value> evaluate(const String& expression);
     62 
     63 private:
     64     JavaScriptCallFrame(v8::Handle<v8::Context> debuggerContext, v8::Handle<v8::Object> callFrame);
     65 
     66     RefPtr<JavaScriptCallFrame> m_caller;
     67     OwnHandle<v8::Context> m_debuggerContext;
     68     OwnHandle<v8::Object> m_callFrame;
     69 };
     70 
     71 } // namespace WebCore
     72 
     73 #endif // ENABLE(JAVASCRIPT_DEBUGGER)
     74 
     75 #endif // JavaScriptCallFrame_h
     76