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 "platform/JSONValues.h"
36#include "platform/heap/Handle.h"
37#include "wtf/HashMap.h"
38#include "wtf/text/WTFString.h"
39
40namespace blink {
41
42class InspectorStateClient;
43
44class InspectorStateUpdateListener : public WillBeGarbageCollectedMixin {
45public:
46    virtual ~InspectorStateUpdateListener() { }
47    virtual void inspectorStateUpdated() = 0;
48};
49
50class InspectorState FINAL : public NoBaseWillBeGarbageCollectedFinalized<InspectorState> {
51    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
52public:
53    InspectorState(InspectorStateUpdateListener*, PassRefPtr<JSONObject>);
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    long getLong(const String& propertyName, long defaultValue);
64    double getDouble(const String& propertyName);
65    double getDouble(const String& propertyName, double defaultValue);
66    PassRefPtr<JSONObject> getObject(const String& propertyName);
67
68    void setBoolean(const String& propertyName, bool value) { setValue(propertyName, JSONBasicValue::create(value)); }
69    void setString(const String& propertyName, const String& value) { setValue(propertyName, JSONString::create(value)); }
70    void setLong(const String& propertyName, long value) { setValue(propertyName, JSONBasicValue::create((double)value)); }
71    void setDouble(const String& propertyName, double value) { setValue(propertyName, JSONBasicValue::create(value)); }
72    void setObject(const String& propertyName, PassRefPtr<JSONObject> value) { setValue(propertyName, value); }
73
74    void remove(const String&);
75
76    void trace(Visitor*);
77
78private:
79    void updateCookie();
80    void setValue(const String& propertyName, PassRefPtr<JSONValue>);
81
82    // Gets called from InspectorCompositeState::loadFromCookie().
83    void setFromCookie(PassRefPtr<JSONObject>);
84
85    friend class InspectorCompositeState;
86
87    RawPtrWillBeMember<InspectorStateUpdateListener> m_listener;
88    RefPtr<JSONObject> m_properties;
89};
90
91class InspectorCompositeState FINAL : public NoBaseWillBeGarbageCollectedFinalized<InspectorCompositeState>, public InspectorStateUpdateListener {
92    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(InspectorCompositeState);
93public:
94    InspectorCompositeState(InspectorStateClient* inspectorClient)
95        : m_client(inspectorClient)
96        , m_stateObject(JSONObject::create())
97        , m_isMuted(false)
98    {
99    }
100    virtual ~InspectorCompositeState() { }
101    void trace(Visitor*);
102
103    void mute();
104    void unmute();
105
106    InspectorState* createAgentState(const String&);
107    void loadFromCookie(const String&);
108
109private:
110    typedef WillBeHeapHashMap<String, OwnPtrWillBeMember<InspectorState> > InspectorStateMap;
111
112    // From InspectorStateUpdateListener.
113    virtual void inspectorStateUpdated() OVERRIDE;
114
115    InspectorStateClient* m_client;
116    RefPtr<JSONObject> m_stateObject;
117    bool m_isMuted;
118    InspectorStateMap m_inspectorStateMap;
119};
120
121} // namespace blink
122
123#endif // !defined(InspectorState_h)
124