1 /*
2 * Copyright (C) 2008 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2009 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 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27 #include "config.h"
28
29 #if ENABLE(SVG)
30 #include "JSSVGElementInstance.h"
31
32 #include "JSDOMWindow.h"
33 #include "JSEventListener.h"
34 #include "JSSVGElement.h"
35 #include "SVGElementInstance.h"
36
37 using namespace JSC;
38
39 namespace WebCore {
40
markChildren(MarkStack & markStack)41 void JSSVGElementInstance::markChildren(MarkStack& markStack)
42 {
43 Base::markChildren(markStack);
44
45 // Mark the wrapper for our corresponding element, so it can mark its event handlers.
46 markDOMNodeWrapper(markStack, impl()->correspondingElement()->document(), impl()->correspondingElement());
47 }
48
addEventListener(ExecState * exec,const ArgList & args)49 JSValue JSSVGElementInstance::addEventListener(ExecState* exec, const ArgList& args)
50 {
51 JSValue listener = args.at(1);
52 if (!listener.isObject())
53 return jsUndefined();
54
55 impl()->addEventListener(args.at(0).toString(exec), JSEventListener::create(asObject(listener), this, false, currentWorld(exec)), args.at(2).toBoolean(exec));
56 return jsUndefined();
57 }
58
removeEventListener(ExecState * exec,const ArgList & args)59 JSValue JSSVGElementInstance::removeEventListener(ExecState* exec, const ArgList& args)
60 {
61 JSValue listener = args.at(1);
62 if (!listener.isObject())
63 return jsUndefined();
64
65 impl()->removeEventListener(args.at(0).toString(exec), JSEventListener::create(asObject(listener), this, false, currentWorld(exec)).get(), args.at(2).toBoolean(exec));
66 return jsUndefined();
67 }
68
pushEventHandlerScope(ExecState *,ScopeChain &) const69 void JSSVGElementInstance::pushEventHandlerScope(ExecState*, ScopeChain&) const
70 {
71 }
72
toJS(JSC::ExecState * exec,JSDOMGlobalObject * globalObject,SVGElementInstance * object)73 JSC::JSValue toJS(JSC::ExecState* exec, JSDOMGlobalObject* globalObject, SVGElementInstance* object)
74 {
75 JSValue result = getDOMObjectWrapper<JSSVGElementInstance>(exec, globalObject, object);
76
77 // Ensure that our corresponding element has a JavaScript wrapper to keep its event handlers alive.
78 if (object)
79 toJS(exec, object->correspondingElement());
80
81 return result;
82 }
83
84 } // namespace WebCore
85
86 #endif // ENABLE(SVG)
87