1/*
2 * Copyright (C) 2009 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 WebScriptController_h
32#define WebScriptController_h
33
34#include "WebCommon.h"
35
36namespace v8 {
37class Extension;
38}
39
40namespace WebKit {
41
42class WebString;
43
44class WebScriptController {
45public:
46    // Registers a v8 extension to be available on webpages. The three forms
47    // offer various restrictions on what types of contexts the extension is
48    // loaded into. If a scheme is provided, only pages whose URL has the given
49    // scheme will match. If extensionGroup is provided, the extension will only
50    // be loaded into scripts run via WebFrame::ExecuteInNewWorld with the
51    // matching group.
52    // Will only affect v8 contexts initialized after this call. Takes ownership
53    // of the v8::Extension object passed.
54    WEBKIT_API static void registerExtension(v8::Extension*);
55
56    // Enables special settings which are only applicable if V8 is executed
57    // in the single thread which must be the main thread.
58    // FIXME: make a try to dynamically detect when this condition is broken
59    // and automatically switch off single thread mode.
60    WEBKIT_API static void enableV8SingleThreadMode();
61
62    // Process any pending JavaScript console messages.
63    WEBKIT_API static void flushConsoleMessages();
64
65private:
66    WebScriptController();
67};
68
69} // namespace WebKit
70
71#endif
72