1 /*
2 * Copyright (C) 2009 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 #ifndef JSDataGridDataSource_h
27 #define JSDataGridDataSource_h
28
29 #if ENABLE(DATAGRID)
30
31 #include "DataGridDataSource.h"
32 #include <heap/Strong.h>
33 #include <runtime/JSValue.h>
34 #include <wtf/PassRefPtr.h>
35 #include <wtf/RefPtr.h>
36
37 namespace WebCore {
38
39 class Frame;
40 class HTMLDataGridElement;
41
42 class JSDataGridDataSource : public DataGridDataSource {
43 public:
create(JSC::JSValue dataSource,Frame * frame)44 static PassRefPtr<JSDataGridDataSource> create(JSC::JSValue dataSource, Frame* frame)
45 {
46 return adoptRef(new JSDataGridDataSource(dataSource, frame));
47 }
48
49 virtual ~JSDataGridDataSource();
50
isJSDataGridDataSource()51 virtual bool isJSDataGridDataSource() const { return true; }
jsDataSource()52 JSC::JSValue jsDataSource() const { return m_dataSource.get(); }
53
54 private:
55 JSDataGridDataSource(JSC::JSValue, Frame*);
56
57 JSC::ProtectedJSValue m_dataSource;
58 RefPtr<Frame> m_frame;
59 };
60
asJSDataGridDataSource(DataGridDataSource * dataSource)61 inline JSDataGridDataSource* asJSDataGridDataSource(DataGridDataSource* dataSource)
62 {
63 ASSERT(dataSource->isJSDataGridDataSource());
64 return static_cast<JSDataGridDataSource*>(dataSource);
65 }
66
asJSDataGridDataSource(const DataGridDataSource * dataSource)67 inline const JSDataGridDataSource* asJSDataGridDataSource(const DataGridDataSource* dataSource)
68 {
69 ASSERT(dataSource->isJSDataGridDataSource());
70 return static_cast<const JSDataGridDataSource*>(dataSource);
71 }
72
73 } // namespace WebCore
74
75 #endif // ENABLE(DATAGRID)
76 #endif // JSDataGridDataSource_h
77