2 * Copyright (C) 2008, 2009 Apple Inc. All Rights Reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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.
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
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23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 #import "WebTextIterator.h"
28 #import "DOMNodeInternal.h"
29 #import "DOMRangeInternal.h"
30 #import "WebTypesInternal.h"
31 #import <JavaScriptCore/Vector.h>
32 #import <WebCore/TextIterator.h>
33 #import <WebCore/WebCoreObjCExtras.h>
34 #import <runtime/InitializeThreading.h>
35 #import <wtf/MainThread.h>
38 using namespace WebCore;
40 @interface WebTextIteratorPrivate : NSObject {
42 OwnPtr<TextIterator> _textIterator;
46 @implementation WebTextIteratorPrivate
50 JSC::initializeThreading();
51 WTF::initializeMainThreadToProcessMainThread();
52 WebCoreObjCFinalizeOnMainThread(self);
57 @implementation WebTextIterator
65 - (id)initWithRange:(DOMRange *)range
71 _private = [[WebTextIteratorPrivate alloc] init];
72 _private->_textIterator = adoptPtr(new TextIterator(core(range)));
78 _private->_textIterator->advance();
83 return _private->_textIterator->atEnd();
86 - (DOMRange *)currentRange
88 return kit(_private->_textIterator->range().get());
91 - (const unichar *)currentTextPointer
93 return _private->_textIterator->characters();
96 - (NSUInteger)currentTextLength
98 return _private->_textIterator->length();
103 @implementation WebTextIterator (WebTextIteratorDeprecated)
105 - (DOMNode *)currentNode
107 return kit(_private->_textIterator->node());
110 - (NSString *)currentText
112 return [NSString stringWithCharacters:_private->_textIterator->characters() length:_private->_textIterator->length()];