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1 /*
2  * Copyright (C) 2008 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  *
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  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14  *     its contributors may be used to endorse or promote products derived
15  *     from this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #ifndef WebScriptDebugger_h
30 #define WebScriptDebugger_h
31 
32 #include <heap/Strong.h>
33 #include <debugger/Debugger.h>
34 
35 #include <wtf/RetainPtr.h>
36 
37 namespace JSC {
38     class DebuggerCallFrame;
39     class ExecState;
40     class JSGlobalObject;
41     class JSObject;
42     class ArgList;
43     class UString;
44 }
45 
46 @class WebScriptCallFrame;
47 
48 NSString *toNSString(const JSC::UString&);
49 
50 class WebScriptDebugger : public JSC::Debugger {
51 public:
52     WebScriptDebugger(JSC::JSGlobalObject*);
53 
54     void initGlobalCallFrame(const JSC::DebuggerCallFrame&);
55 
56     virtual void sourceParsed(JSC::ExecState*, JSC::SourceProvider*, int errorLine, const JSC::UString& errorMsg);
57     virtual void callEvent(const JSC::DebuggerCallFrame&, intptr_t sourceID, int lineNumber);
58     virtual void atStatement(const JSC::DebuggerCallFrame&, intptr_t sourceID, int lineNumber);
59     virtual void returnEvent(const JSC::DebuggerCallFrame&, intptr_t sourceID, int lineNumber);
60     virtual void exception(const JSC::DebuggerCallFrame&, intptr_t sourceID, int lineNumber, bool hasHandler);
61     virtual void willExecuteProgram(const JSC::DebuggerCallFrame&, intptr_t sourceID, int lineno);
62     virtual void didExecuteProgram(const JSC::DebuggerCallFrame&, intptr_t sourceID, int lineno);
63     virtual void didReachBreakpoint(const JSC::DebuggerCallFrame&, intptr_t sourceID, int lineno);
64 
globalObject()65     JSC::JSGlobalObject* globalObject() const { return m_globalObject.get(); }
globalCallFrame()66     WebScriptCallFrame *globalCallFrame() const { return m_globalCallFrame.get(); }
67 
68 private:
69     bool m_callingDelegate;
70     RetainPtr<WebScriptCallFrame> m_topCallFrame;
71 
72     JSC::Strong<JSC::JSGlobalObject> m_globalObject;
73     RetainPtr<WebScriptCallFrame> m_globalCallFrame;
74 };
75 
76 #endif // WebScriptDebugger_h
77