1/*
2 * Copyright (C) 2011 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 InspectorState_h
32#define InspectorState_h
33
34#if ENABLE(INSPECTOR)
35
36#include "InspectorValues.h"
37#include <wtf/HashMap.h>
38#include <wtf/RefCounted.h>
39#include <wtf/text/WTFString.h>
40
41namespace WebCore {
42
43class InspectorStateClient;
44
45class InspectorStateUpdateListener {
46public:
47    virtual ~InspectorStateUpdateListener() { }
48    virtual void inspectorStateUpdated() = 0;
49};
50
51class InspectorState {
52    WTF_MAKE_FAST_ALLOCATED;
53public:
54    InspectorState(InspectorStateUpdateListener*, PassRefPtr<InspectorObject>);
55    virtual ~InspectorState() {}
56
57    void loadFromCookie(const String& inspectorStateCookie);
58
59    void mute();
60    void unmute();
61
62    bool getBoolean(const String& propertyName);
63    String getString(const String& propertyName);
64    long getLong(const String& propertyName);
65    double getDouble(const String& propertyName);
66    PassRefPtr<InspectorObject> getObject(const String& propertyName);
67
68    void setBoolean(const String& propertyName, bool value) { setValue(propertyName, InspectorBasicValue::create(value)); }
69    void setString(const String& propertyName, const String& value) { setValue(propertyName, InspectorString::create(value)); }
70    void setLong(const String& propertyName, long value) { setValue(propertyName, InspectorBasicValue::create((double)value)); }
71    void setDouble(const String& propertyName, double value) { setValue(propertyName, InspectorBasicValue::create(value)); }
72    void setObject(const String& propertyName, PassRefPtr<InspectorObject> value) { setValue(propertyName, value); }
73
74    void remove(const String&);
75private:
76    void updateCookie();
77    void setValue(const String& propertyName, PassRefPtr<InspectorValue>);
78
79    // Gets called from InspectorCompositeState::loadFromCookie().
80    void setFromCookie(PassRefPtr<InspectorObject>);
81
82    friend class InspectorCompositeState;
83
84    InspectorStateUpdateListener* m_listener;
85    RefPtr<InspectorObject> m_properties;
86};
87
88class InspectorCompositeState : public InspectorStateUpdateListener {
89public:
90    InspectorCompositeState(InspectorStateClient* inspectorClient)
91        : m_client(inspectorClient)
92        , m_stateObject(InspectorObject::create())
93        , m_isMuted(false)
94    {
95    }
96    virtual ~InspectorCompositeState() { }
97
98    void mute();
99    void unmute();
100
101    InspectorState* createAgentState(const String&);
102    void loadFromCookie(const String&);
103
104private:
105    typedef HashMap<String, OwnPtr<InspectorState> > InspectorStateMap;
106
107    // From InspectorStateUpdateListener.
108    virtual void inspectorStateUpdated();
109
110    InspectorStateClient* m_client;
111    RefPtr<InspectorObject> m_stateObject;
112    bool m_isMuted;
113    InspectorStateMap m_inspectorStateMap;
114};
115
116} // namespace WebCore
117
118#endif // ENABLE(INSPECTOR)
119#endif // !defined(InspectorState_h)
120