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