1/*
2 * Copyright (C) 2012 Google Inc. All rights reserved.
3 * Copyright (C) 2013 Apple Inc. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1.  Redistributions of source code must retain the above copyright
10 *     notice, this list of conditions and the following disclaimer.
11 * 2.  Redistributions in binary form must reproduce the above copyright
12 *     notice, this list of conditions and the following disclaimer in the
13 *     documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
16 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
19 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
22 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#ifndef InternalSettings_h
28#define InternalSettings_h
29
30// FIXME (121927): This include should not be needed.
31#include <wtf/text/AtomicStringHash.h>
32
33#include "EditingBehaviorTypes.h"
34#include "FontGenericFamilies.h"
35#include "IntSize.h"
36#include "InternalSettingsGenerated.h"
37#include <wtf/PassRefPtr.h>
38
39namespace WebCore {
40
41typedef int ExceptionCode;
42
43class Frame;
44class Document;
45class Page;
46class Settings;
47
48class InternalSettings : public InternalSettingsGenerated {
49public:
50    class Backup {
51    public:
52        explicit Backup(Settings&);
53        void restoreTo(Settings&);
54
55        bool m_originalCSSExclusionsEnabled;
56        bool m_originalCSSShapesEnabled;
57        EditingBehaviorType m_originalEditingBehavior;
58
59        // Initially empty, only used if changed by a test.
60        ScriptFontFamilyMap m_standardFontFamilies;
61        ScriptFontFamilyMap m_fixedFontFamilies;
62        ScriptFontFamilyMap m_serifFontFamilies;
63        ScriptFontFamilyMap m_sansSerifFontFamilies;
64        ScriptFontFamilyMap m_cursiveFontFamilies;
65        ScriptFontFamilyMap m_fantasyFontFamilies;
66        ScriptFontFamilyMap m_pictographFontFamilies;
67
68#if ENABLE(TEXT_AUTOSIZING)
69        bool m_originalTextAutosizingEnabled;
70        IntSize m_originalTextAutosizingWindowSizeOverride;
71        float m_originalTextAutosizingFontScaleFactor;
72#endif
73        String m_originalMediaTypeOverride;
74        bool m_originalCanvasUsesAcceleratedDrawing;
75        bool m_originalMockScrollbarsEnabled;
76        bool m_originalUsesOverlayScrollbars;
77        bool m_langAttributeAwareFormControlUIEnabled;
78        bool m_imagesEnabled;
79        double m_minimumTimerInterval;
80#if ENABLE(VIDEO_TRACK)
81        bool m_shouldDisplaySubtitles;
82        bool m_shouldDisplayCaptions;
83        bool m_shouldDisplayTextDescriptions;
84#endif
85        String m_defaultVideoPosterURL;
86        bool m_originalTimeWithoutMouseMovementBeforeHidingControls;
87        bool m_useLegacyBackgroundSizeShorthandBehavior;
88        bool m_autoscrollForDragAndDropEnabled;
89        bool m_pluginReplacementEnabled;
90        bool m_shouldConvertPositionStyleOnCopy;
91    };
92
93    static PassRefPtr<InternalSettings> create(Page* page)
94    {
95        return adoptRef(new InternalSettings(page));
96    }
97    static InternalSettings* from(Page*);
98    void hostDestroyed() { m_page = 0; }
99
100    virtual ~InternalSettings();
101    void resetToConsistentState();
102
103    void setUsesOverlayScrollbars(bool, ExceptionCode&);
104    void setTouchEventEmulationEnabled(bool, ExceptionCode&);
105    void setStandardFontFamily(const String& family, const String& script, ExceptionCode&);
106    void setSerifFontFamily(const String& family, const String& script, ExceptionCode&);
107    void setSansSerifFontFamily(const String& family, const String& script, ExceptionCode&);
108    void setFixedFontFamily(const String& family, const String& script, ExceptionCode&);
109    void setCursiveFontFamily(const String& family, const String& script, ExceptionCode&);
110    void setFantasyFontFamily(const String& family, const String& script, ExceptionCode&);
111    void setPictographFontFamily(const String& family, const String& script, ExceptionCode&);
112    void setTextAutosizingEnabled(bool enabled, ExceptionCode&);
113    void setTextAutosizingWindowSizeOverride(int width, int height, ExceptionCode&);
114    void setTextAutosizingFontScaleFactor(float fontScaleFactor, ExceptionCode&);
115    void setMediaTypeOverride(const String& mediaType, ExceptionCode&);
116    void setCSSExclusionsEnabled(bool, ExceptionCode&);
117    void setCSSShapesEnabled(bool, ExceptionCode&);
118    void setCanStartMedia(bool, ExceptionCode&);
119    void setEditingBehavior(const String&, ExceptionCode&);
120    void setShouldDisplayTrackKind(const String& kind, bool enabled, ExceptionCode&);
121    bool shouldDisplayTrackKind(const String& kind, ExceptionCode&);
122    void setStorageBlockingPolicy(const String&, ExceptionCode&);
123    void setLangAttributeAwareFormControlUIEnabled(bool);
124    void setImagesEnabled(bool, ExceptionCode&);
125    void setMinimumTimerInterval(double intervalInSeconds, ExceptionCode&);
126    void setDefaultVideoPosterURL(const String& url, ExceptionCode&);
127    void setTimeWithoutMouseMovementBeforeHidingControls(double time, ExceptionCode&);
128    void setUseLegacyBackgroundSizeShorthandBehavior(bool, ExceptionCode&);
129    void setAutoscrollForDragAndDropEnabled(bool, ExceptionCode&);
130    void setFontFallbackPrefersPictographs(bool, ExceptionCode&);
131    void setPluginReplacementEnabled(bool);
132    void setBackgroundShouldExtendBeyondPage(bool, ExceptionCode&);
133    void setShouldConvertPositionStyleOnCopy(bool, ExceptionCode&);
134    void setScrollingTreeIncludesFrames(bool, ExceptionCode&);
135
136private:
137    explicit InternalSettings(Page*);
138
139    Settings* settings() const;
140    Page* page() const { return m_page; }
141    static const char* supplementName();
142
143    Page* m_page;
144    Backup m_backup;
145};
146
147} // namespace WebCore
148
149#endif
150