1/*
2 * Copyright (C) 2013 Apple 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
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#include "RenderPtr.h"
29#include <wtf/text/WTFString.h>
30
31namespace JSC {
32class JSObject;
33}
34
35namespace WebCore {
36
37class HTMLPlugInElement;
38class RenderElement;
39class RenderStyle;
40class RenderTreePosition;
41class Settings;
42class ShadowRoot;
43
44class PluginReplacement : public RefCounted<PluginReplacement> {
45public:
46 virtual ~PluginReplacement() = default;
47
48 virtual bool installReplacement(ShadowRoot&) = 0;
49 virtual JSC::JSObject* scriptObject() { return nullptr; }
50
51 virtual bool willCreateRenderer() { return false; }
52 virtual RenderPtr<RenderElement> createElementRenderer(HTMLPlugInElement&, RenderStyle&&, const RenderTreePosition&) = 0;
53};
54
55typedef Ref<PluginReplacement> (*CreatePluginReplacement)(HTMLPlugInElement&, const Vector<String>& paramNames, const Vector<String>& paramValues);
56typedef bool (*PluginReplacementSupportsType)(const String&);
57typedef bool (*PluginReplacementSupportsFileExtension)(const String&);
58typedef bool (*PluginReplacementSupportsURL)(const URL&);
59typedef bool (*PluginReplacementEnabledForSettings)(const Settings&);
60
61class ReplacementPlugin {
62public:
63 ReplacementPlugin(CreatePluginReplacement constructor, PluginReplacementSupportsType supportsType, PluginReplacementSupportsFileExtension supportsFileExtension, PluginReplacementSupportsURL supportsURL, PluginReplacementEnabledForSettings isEnabledBySettings)
64 : m_constructor(constructor)
65 , m_supportsType(supportsType)
66 , m_supportsFileExtension(supportsFileExtension)
67 , m_supportsURL(supportsURL)
68 , m_isEnabledBySettings(isEnabledBySettings)
69 {
70 }
71
72 explicit ReplacementPlugin(const ReplacementPlugin& other)
73 : m_constructor(other.m_constructor)
74 , m_supportsType(other.m_supportsType)
75 , m_supportsFileExtension(other.m_supportsFileExtension)
76 , m_supportsURL(other.m_supportsURL)
77 , m_isEnabledBySettings(other.m_isEnabledBySettings)
78 {
79 }
80
81 Ref<PluginReplacement> create(HTMLPlugInElement& element, const Vector<String>& paramNames, const Vector<String>& paramValues) const { return m_constructor(element, paramNames, paramValues); }
82 bool supportsType(const String& mimeType) const { return m_supportsType(mimeType); }
83 bool supportsFileExtension(const String& extension) const { return m_supportsFileExtension(extension); }
84 bool supportsURL(const URL& url) const { return m_supportsURL(url); }
85 bool isEnabledBySettings(const Settings& settings) const { return m_isEnabledBySettings(settings); };
86
87private:
88 CreatePluginReplacement m_constructor;
89 PluginReplacementSupportsType m_supportsType;
90 PluginReplacementSupportsFileExtension m_supportsFileExtension;
91 PluginReplacementSupportsURL m_supportsURL;
92 PluginReplacementEnabledForSettings m_isEnabledBySettings;
93};
94
95typedef void (*PluginReplacementRegistrar)(const ReplacementPlugin&);
96
97}
98