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#include "core/InternalSettingsGenerated.h"
31#include "core/editing/EditingBehaviorTypes.h"
32#include "platform/geometry/IntSize.h"
33#include "platform/heap/Handle.h"
34#include "wtf/PassRefPtr.h"
35#include "wtf/RefCounted.h"
36#include "wtf/text/WTFString.h"
37
38namespace blink {
39
40class Document;
41class ExceptionState;
42class LocalFrame;
43class Page;
44class Settings;
45
46#if ENABLE(OILPAN)
47class InternalSettings FINAL : public InternalSettingsGenerated, public HeapSupplement<Page> {
48    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(InternalSettings);
49#else
50class InternalSettings FINAL : public InternalSettingsGenerated {
51#endif
52    DEFINE_WRAPPERTYPEINFO();
53public:
54    class Backup {
55    public:
56        explicit Backup(Settings*);
57        void restoreTo(Settings*);
58
59        bool m_originalAuthorShadowDOMForAnyElementEnabled;
60        bool m_originalCSP;
61        bool m_originalLaxMixedContentCheckingEnabled;
62        bool m_originalOverlayScrollbarsEnabled;
63        EditingBehaviorType m_originalEditingBehavior;
64        bool m_originalTextAutosizingEnabled;
65        IntSize m_originalTextAutosizingWindowSizeOverride;
66        float m_originalAccessibilityFontScaleFactor;
67        String m_originalMediaTypeOverride;
68        bool m_originalMockScrollbarsEnabled;
69        bool m_originalMockGestureTapHighlightsEnabled;
70        bool m_langAttributeAwareFormControlUIEnabled;
71        bool m_imagesEnabled;
72        String m_defaultVideoPosterURL;
73        bool m_originalLayerSquashingEnabled;
74        bool m_originalPseudoClassesInMatchingCriteriaInAuthorShadowTreesEnabled;
75    };
76
77    static PassRefPtrWillBeRawPtr<InternalSettings> create(Page& page)
78    {
79        return adoptRefWillBeNoop(new InternalSettings(page));
80    }
81    static InternalSettings* from(Page&);
82
83#if !ENABLE(OILPAN)
84    void hostDestroyed() { m_page = nullptr; }
85#endif
86
87    virtual ~InternalSettings();
88    void resetToConsistentState();
89
90    void setStandardFontFamily(const AtomicString& family, const String& script, ExceptionState&);
91    void setSerifFontFamily(const AtomicString& family, const String& script, ExceptionState&);
92    void setSansSerifFontFamily(const AtomicString& family, const String& script, ExceptionState&);
93    void setFixedFontFamily(const AtomicString& family, const String& script, ExceptionState&);
94    void setCursiveFontFamily(const AtomicString& family, const String& script, ExceptionState&);
95    void setFantasyFontFamily(const AtomicString& family, const String& script, ExceptionState&);
96    void setPictographFontFamily(const AtomicString& family, const String& script, ExceptionState&);
97
98    void setDefaultVideoPosterURL(const String& url, ExceptionState&);
99    void setEditingBehavior(const String&, ExceptionState&);
100    void setImagesEnabled(bool, ExceptionState&);
101    void setMediaTypeOverride(const String& mediaType, ExceptionState&);
102    void setMockScrollbarsEnabled(bool, ExceptionState&);
103    void setMockGestureTapHighlightsEnabled(bool, ExceptionState&);
104    void setTextAutosizingEnabled(bool, ExceptionState&);
105    void setAccessibilityFontScaleFactor(float fontScaleFactor, ExceptionState&);
106    void setTextAutosizingWindowSizeOverride(int width, int height, ExceptionState&);
107    void setViewportEnabled(bool, ExceptionState&);
108
109    // FIXME: This is a temporary flag and should be removed once squashing is
110    // ready (crbug.com/261605).
111    void setLayerSquashingEnabled(bool, ExceptionState&);
112
113    // FIXME: The following are RuntimeEnabledFeatures and likely
114    // cannot be changed after process start. These setters should
115    // be removed or moved onto internals.runtimeFlags:
116    void setAuthorShadowDOMForAnyElementEnabled(bool);
117    void setLangAttributeAwareFormControlUIEnabled(bool);
118    void setOverlayScrollbarsEnabled(bool);
119    void setExperimentalContentSecurityPolicyFeaturesEnabled(bool);
120    void setPseudoClassesInMatchingCriteriaInAuthorShadowTreesEnabled(bool);
121    void setLaxMixedContentCheckingEnabled(bool);
122
123    virtual void trace(Visitor*) OVERRIDE;
124
125    void setAvailablePointerTypes(const String&, ExceptionState&);
126    void setPrimaryPointerType(const String&, ExceptionState&);
127    void setAvailableHoverTypes(const String&, ExceptionState&);
128    void setPrimaryHoverType(const String&, ExceptionState&);
129
130private:
131    explicit InternalSettings(Page&);
132
133    Settings* settings() const;
134    Page* page() const { return m_page; }
135    static const char* supplementName();
136
137    RawPtrWillBeWeakMember<Page> m_page;
138    Backup m_backup;
139};
140
141} // namespace blink
142
143#endif // InternalSettings_h
144