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| 1 /* | |
| 2 * Copyright (C) 2010 Google 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 #import "config.h" | |
| 27 #import "core/platform/KillRing.h" | |
| 28 | |
| 29 namespace WebCore { | |
| 30 | |
| 31 extern "C" { | |
| 32 | |
| 33 // Kill ring calls. Would be better to use NSKillRing.h, but that's not availabl
e as API or SPI. | |
| 34 | |
| 35 void _NSInitializeKillRing(); | |
| 36 void _NSAppendToKillRing(NSString *); | |
| 37 void _NSPrependToKillRing(NSString *); | |
| 38 NSString *_NSYankFromKillRing(); | |
| 39 void _NSNewKillRingSequence(); | |
| 40 void _NSSetKillRingToYankedState(); | |
| 41 | |
| 42 } | |
| 43 | |
| 44 static void initializeKillRingIfNeeded() | |
| 45 { | |
| 46 static bool initializedKillRing = false; | |
| 47 if (!initializedKillRing) { | |
| 48 initializedKillRing = true; | |
| 49 _NSInitializeKillRing(); | |
| 50 } | |
| 51 } | |
| 52 | |
| 53 void KillRing::append(const String& string) | |
| 54 { | |
| 55 initializeKillRingIfNeeded(); | |
| 56 _NSAppendToKillRing(string); | |
| 57 } | |
| 58 | |
| 59 void KillRing::prepend(const String& string) | |
| 60 { | |
| 61 initializeKillRingIfNeeded(); | |
| 62 _NSPrependToKillRing(string); | |
| 63 } | |
| 64 | |
| 65 String KillRing::yank() | |
| 66 { | |
| 67 initializeKillRingIfNeeded(); | |
| 68 return _NSYankFromKillRing(); | |
| 69 } | |
| 70 | |
| 71 void KillRing::startNewSequence() | |
| 72 { | |
| 73 initializeKillRingIfNeeded(); | |
| 74 _NSNewKillRingSequence(); | |
| 75 } | |
| 76 | |
| 77 void KillRing::setToYankedState() | |
| 78 { | |
| 79 initializeKillRingIfNeeded(); | |
| 80 _NSSetKillRingToYankedState(); | |
| 81 } | |
| 82 | |
| 83 } // namespace WebCore | |
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