1/*
2 * Copyright (C) 2009 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 ScriptFunctionCall_h
32#define ScriptFunctionCall_h
33
34#include "PlatformString.h"
35#include "ScriptObject.h"
36#include "ScriptState.h"
37
38#include <runtime/ArgList.h>
39
40namespace JSC {
41    class UString;
42    class JSValue;
43}
44
45namespace WebCore {
46    class ScriptValue;
47
48    class ScriptCallArgumentHandler {
49    public:
50        ScriptCallArgumentHandler(ScriptState* state) : m_exec(state) { }
51
52        void appendArgument(const ScriptObject&);
53        void appendArgument(const ScriptValue&);
54        void appendArgument(const String&);
55        void appendArgument(const char*);
56        void appendArgument(const JSC::UString&);
57        void appendArgument(JSC::JSValue);
58        void appendArgument(long);
59        void appendArgument(long long);
60        void appendArgument(unsigned int);
61        void appendArgument(unsigned long);
62        void appendArgument(int);
63        void appendArgument(bool);
64
65    protected:
66        JSC::MarkedArgumentBuffer m_arguments;
67        ScriptState* m_exec;
68
69    private:
70        // MarkedArgumentBuffer must be stack allocated, so prevent heap
71        // alloc of ScriptFunctionCall as well.
72        void* operator new(size_t) { ASSERT_NOT_REACHED(); return reinterpret_cast<void*>(0xbadbeef); }
73        void* operator new[](size_t) { ASSERT_NOT_REACHED(); return reinterpret_cast<void*>(0xbadbeef); }
74    };
75
76    class ScriptFunctionCall : public ScriptCallArgumentHandler {
77    public:
78        ScriptFunctionCall(const ScriptObject& thisObject, const String& name);
79        ScriptValue call(bool& hadException, bool reportExceptions = true);
80        ScriptValue call();
81        ScriptObject construct(bool& hadException, bool reportExceptions = true);
82
83    protected:
84        ScriptObject m_thisObject;
85        String m_name;
86    };
87
88    class ScriptCallback : public ScriptCallArgumentHandler {
89    public:
90        ScriptCallback(ScriptState*, ScriptValue);
91
92        ScriptValue call();
93        ScriptValue call(bool& hadException);
94
95    private:
96        ScriptValue m_function;
97    };
98
99} // namespace WebCore
100
101#endif // ScriptFunctionCall
102