1 /* 2 * Copyright (C) 2008 Nikolas Zimmermann <zimmermann (at) 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 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 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 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 69 void JSSVGElementInstance::pushEventHandlerScope(ExecState*, ScopeChain&) const 70 { 71 } 72 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