1 /*
2 * Copyright (C) 2008 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 #include "config.h"
27 #include "JSCustomPositionCallback.h"
28
29 #if ENABLE(GEOLOCATION)
30
31 #include "Frame.h"
32 #include "JSGeoposition.h"
33 #include <runtime/JSLock.h>
34
35 namespace WebCore {
36
37 using namespace JSC;
38
JSCustomPositionCallback(JSObject * callback,JSDOMGlobalObject * globalObject)39 JSCustomPositionCallback::JSCustomPositionCallback(JSObject* callback, JSDOMGlobalObject* globalObject)
40 : PositionCallback(globalObject->scriptExecutionContext())
41 , m_data(callback, globalObject)
42 {
43 }
44
handleEvent(Geoposition * geoposition)45 void JSCustomPositionCallback::handleEvent(Geoposition* geoposition)
46 {
47 // ActiveDOMObject will null our pointer to the ScriptExecutionContext when it goes away.
48 if (!scriptExecutionContext())
49 return;
50
51 RefPtr<JSCustomPositionCallback> protect(this);
52
53 JSC::JSLock lock(SilenceAssertionsOnly);
54 ExecState* exec = m_data.globalObject()->globalExec();
55 MarkedArgumentBuffer args;
56 args.append(toJS(exec, deprecatedGlobalObjectForPrototype(exec), geoposition));
57 m_data.invokeCallback(args);
58 }
59
60 } // namespace WebCore
61
62 #endif // ENABLE(GEOLOCATION)
63