/platform/external/webkit/WebCore/bridge/c/c_instance.h

 1/*
 2 * Copyright (C) 2003 Apple Computer, 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 * 1. Redistributions of source code must retain the above copyright
 8 *    notice, this list of conditions and the following disclaimer.
 9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
24 */
25
26#ifndef BINDINGS_C_INSTANCE_H_
27#define BINDINGS_C_INSTANCE_H_
28
29#if ENABLE(NETSCAPE_PLUGIN_API)
30
31#include "Bridge.h"
32#include "runtime_root.h"
33#include <wtf/PassRefPtr.h>
34
35typedef struct NPObject NPObject;
36
37namespace JSC {
38
39class UString;
40
41namespace Bindings {
42
43class CClass;
44
45class CInstance : public Instance {
46public:
47    static PassRefPtr<CInstance> create(NPObject* object, PassRefPtr<RootObject> rootObject)
48    {
49        return adoptRef(new CInstance(object, rootObject));
50    }
51
52    static void setGlobalException(JSC::UString exception);
53    static void moveGlobalExceptionToExecState(ExecState*);
54
55    ~CInstance ();
56
57    virtual Class *getClass() const;
58
59    virtual JSValue valueOf(ExecState*) const;
60    virtual JSValue defaultValue(ExecState*, PreferredPrimitiveType) const;
61
62    virtual JSValue invokeMethod(ExecState*, const MethodList&, const ArgList&);
63    virtual bool supportsInvokeDefaultMethod() const;
64    virtual JSValue invokeDefaultMethod(ExecState*, const ArgList&);
65
66    virtual bool supportsConstruct() const;
67    virtual JSValue invokeConstruct(ExecState*, const ArgList&);
68
69    virtual void getPropertyNames(ExecState*, PropertyNameArray&);
70
71    JSValue stringValue(ExecState*) const;
72    JSValue numberValue(ExecState*) const;
73    JSValue booleanValue() const;
74
75    NPObject *getObject() const { return _object; }
76
77private:
78    CInstance(NPObject*, PassRefPtr<RootObject>);
79
80    mutable CClass *_class;
81    NPObject *_object;
82};
83
84} // namespace Bindings
85
86} // namespace JSC
87
88#endif // ENABLE(NETSCAPE_PLUGIN_API)
89
90#endif