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1 /* | 1 /* |
2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. | 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #include "config.h" | 26 #include "config.h" |
27 #include "core/rendering/RenderScrollbarPart.h" | 27 #include "core/rendering/RenderScrollbarPart.h" |
28 | 28 |
| 29 #include "core/frame/UseCounter.h" |
29 #include "core/rendering/PaintInfo.h" | 30 #include "core/rendering/PaintInfo.h" |
30 #include "core/rendering/RenderScrollbar.h" | 31 #include "core/rendering/RenderScrollbar.h" |
31 #include "core/rendering/RenderScrollbarTheme.h" | 32 #include "core/rendering/RenderScrollbarTheme.h" |
32 #include "core/rendering/RenderView.h" | 33 #include "core/rendering/RenderView.h" |
33 #include "platform/LengthFunctions.h" | 34 #include "platform/LengthFunctions.h" |
34 | 35 |
35 namespace blink { | 36 namespace blink { |
36 | 37 |
37 RenderScrollbarPart::RenderScrollbarPart(RenderScrollbar* scrollbar, ScrollbarPa
rt part) | 38 RenderScrollbarPart::RenderScrollbarPart(RenderScrollbar* scrollbar, ScrollbarPa
rt part) |
38 : RenderBlock(0) | 39 : RenderBlock(0) |
39 , m_scrollbar(scrollbar) | 40 , m_scrollbar(scrollbar) |
40 , m_part(part) | 41 , m_part(part) |
41 { | 42 { |
42 } | 43 } |
43 | 44 |
44 RenderScrollbarPart::~RenderScrollbarPart() | 45 RenderScrollbarPart::~RenderScrollbarPart() |
45 { | 46 { |
46 } | 47 } |
47 | 48 |
| 49 static void recordScrollbarPartStats(Document& document, ScrollbarPart part) |
| 50 { |
| 51 switch (part) { |
| 52 case BackButtonStartPart: |
| 53 case ForwardButtonStartPart: |
| 54 case BackButtonEndPart: |
| 55 case ForwardButtonEndPart: |
| 56 UseCounter::count(document, UseCounter::CSSSelectorPseudoScrollbarButton
); |
| 57 break; |
| 58 case BackTrackPart: |
| 59 case ForwardTrackPart: |
| 60 UseCounter::count(document, UseCounter::CSSSelectorPseudoScrollbarTrackP
iece); |
| 61 break; |
| 62 case ThumbPart: |
| 63 UseCounter::count(document, UseCounter::CSSSelectorPseudoScrollbarThumb)
; |
| 64 break; |
| 65 case TrackBGPart: |
| 66 UseCounter::count(document, UseCounter::CSSSelectorPseudoScrollbarTrack)
; |
| 67 break; |
| 68 case ScrollbarBGPart: |
| 69 UseCounter::count(document, UseCounter::CSSSelectorPseudoScrollbar); |
| 70 break; |
| 71 case NoPart: |
| 72 case AllParts: |
| 73 break; |
| 74 } |
| 75 } |
| 76 |
48 RenderScrollbarPart* RenderScrollbarPart::createAnonymous(Document* document, Re
nderScrollbar* scrollbar, ScrollbarPart part) | 77 RenderScrollbarPart* RenderScrollbarPart::createAnonymous(Document* document, Re
nderScrollbar* scrollbar, ScrollbarPart part) |
49 { | 78 { |
50 RenderScrollbarPart* renderer = new RenderScrollbarPart(scrollbar, part); | 79 RenderScrollbarPart* renderer = new RenderScrollbarPart(scrollbar, part); |
| 80 recordScrollbarPartStats(*document, part); |
51 renderer->setDocumentForAnonymous(document); | 81 renderer->setDocumentForAnonymous(document); |
52 return renderer; | 82 return renderer; |
53 } | 83 } |
54 | 84 |
55 void RenderScrollbarPart::layout() | 85 void RenderScrollbarPart::layout() |
56 { | 86 { |
57 setLocation(LayoutPoint()); // We don't worry about positioning ourselves. W
e're just determining our minimum width/height. | 87 setLocation(LayoutPoint()); // We don't worry about positioning ourselves. W
e're just determining our minimum width/height. |
58 if (m_scrollbar->orientation() == HorizontalScrollbar) | 88 if (m_scrollbar->orientation() == HorizontalScrollbar) |
59 layoutHorizontalPart(); | 89 layoutHorizontalPart(); |
60 else | 90 else |
(...skipping 109 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
170 } | 200 } |
171 | 201 |
172 RenderObject* RenderScrollbarPart::rendererOwningScrollbar() const | 202 RenderObject* RenderScrollbarPart::rendererOwningScrollbar() const |
173 { | 203 { |
174 if (!m_scrollbar) | 204 if (!m_scrollbar) |
175 return 0; | 205 return 0; |
176 return m_scrollbar->owningRenderer(); | 206 return m_scrollbar->owningRenderer(); |
177 } | 207 } |
178 | 208 |
179 } | 209 } |
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