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1 /* | 1 /* |
2 * Copyright (C) 2006, 2007 Apple Inc. All rights reserved. | 2 * Copyright (C) 2006, 2007 Apple Inc. All rights reserved. |
3 * (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmo
bile.com/) | 3 * (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmo
bile.com/) |
4 * | 4 * |
5 * This library is free software; you can redistribute it and/or | 5 * This library is free software; you can redistribute it and/or |
6 * modify it under the terms of the GNU Library General Public | 6 * modify it under the terms of the GNU Library General Public |
7 * License as published by the Free Software Foundation; either | 7 * License as published by the Free Software Foundation; either |
8 * version 2 of the License, or (at your option) any later version. | 8 * version 2 of the License, or (at your option) any later version. |
9 * | 9 * |
10 * This library is distributed in the hope that it will be useful, | 10 * This library is distributed in the hope that it will be useful, |
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55 | 55 |
56 float scaleEmToUnits(int x) const; | 56 float scaleEmToUnits(int x) const; |
57 | 57 |
58 static bool hasValidAvgCharWidth(AtomicString family); | 58 static bool hasValidAvgCharWidth(AtomicString family); |
59 virtual float getAvgCharWidth(AtomicString family); | 59 virtual float getAvgCharWidth(AtomicString family); |
60 virtual LayoutUnit preferredContentLogicalWidth(float charWidth) const = 0; | 60 virtual LayoutUnit preferredContentLogicalWidth(float charWidth) const = 0; |
61 virtual LayoutUnit computeControlLogicalHeight(LayoutUnit lineHeight, Layout
Unit nonContentHeight) const = 0; | 61 virtual LayoutUnit computeControlLogicalHeight(LayoutUnit lineHeight, Layout
Unit nonContentHeight) const = 0; |
62 | 62 |
63 virtual void updateFromElement() override; | 63 virtual void updateFromElement() override; |
64 virtual void computeLogicalHeight(LayoutUnit logicalHeight, LayoutUnit logic
alTop, LogicalExtentComputedValues&) const override; | 64 virtual void computeLogicalHeight(LayoutUnit logicalHeight, LayoutUnit logic
alTop, LogicalExtentComputedValues&) const override; |
65 virtual RenderObject* layoutSpecialExcludedChild(bool relayoutChildren, Subt
reeLayoutScope&) override; | 65 virtual LayoutObject* layoutSpecialExcludedChild(bool relayoutChildren, Subt
reeLayoutScope&) override; |
66 | 66 |
67 // We need to override this function because we don't want overflow:hidden o
n an <input> | 67 // We need to override this function because we don't want overflow:hidden o
n an <input> |
68 // to affect the baseline calculation. This is necessary because we are an i
nline-block | 68 // to affect the baseline calculation. This is necessary because we are an i
nline-block |
69 // element as an implementation detail which would normally be affected by t
his. | 69 // element as an implementation detail which would normally be affected by t
his. |
70 virtual int inlineBlockBaseline(LineDirectionMode direction) const override
{ return lastLineBoxBaseline(direction); } | 70 virtual int inlineBlockBaseline(LineDirectionMode direction) const override
{ return lastLineBoxBaseline(direction); } |
71 | 71 |
72 virtual bool isOfType(RenderObjectType type) const override { return type ==
RenderObjectTextControl || RenderBlockFlow::isOfType(type); } | 72 virtual bool isOfType(LayoutObjectType type) const override { return type ==
LayoutObjectTextControl || RenderBlockFlow::isOfType(type); } |
73 | 73 |
74 private: | 74 private: |
75 virtual const char* renderName() const override { return "RenderTextControl"
; } | 75 virtual const char* renderName() const override { return "RenderTextControl"
; } |
76 virtual void computeIntrinsicLogicalWidths(LayoutUnit& minLogicalWidth, Layo
utUnit& maxLogicalWidth) const override final; | 76 virtual void computeIntrinsicLogicalWidths(LayoutUnit& minLogicalWidth, Layo
utUnit& maxLogicalWidth) const override final; |
77 virtual void computePreferredLogicalWidths() override final; | 77 virtual void computePreferredLogicalWidths() override final; |
78 virtual void removeLeftoverAnonymousBlock(RenderBlock*) override final { } | 78 virtual void removeLeftoverAnonymousBlock(RenderBlock*) override final { } |
79 virtual bool avoidsFloats() const override final { return true; } | 79 virtual bool avoidsFloats() const override final { return true; } |
80 virtual bool canHaveGeneratedChildren() const override final { return false;
} | 80 virtual bool canHaveGeneratedChildren() const override final { return false;
} |
81 | 81 |
82 virtual void addChild(RenderObject* newChild, RenderObject* beforeChild = 0)
override final; | 82 virtual void addChild(LayoutObject* newChild, LayoutObject* beforeChild = 0)
override final; |
83 | 83 |
84 virtual void addFocusRingRects(Vector<LayoutRect>&, const LayoutPoint& addit
ionalOffset) const override final; | 84 virtual void addFocusRingRects(Vector<LayoutRect>&, const LayoutPoint& addit
ionalOffset) const override final; |
85 | 85 |
86 virtual bool canBeProgramaticallyScrolled() const override final { return tr
ue; } | 86 virtual bool canBeProgramaticallyScrolled() const override final { return tr
ue; } |
87 }; | 87 }; |
88 | 88 |
89 DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderTextControl, isTextControl()); | 89 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(RenderTextControl, isTextControl()); |
90 | 90 |
91 // Renderer for our inner container, for <search> and others. | 91 // Renderer for our inner container, for <search> and others. |
92 // We can't use RenderFlexibleBox directly, because flexboxes have a different | 92 // We can't use RenderFlexibleBox directly, because flexboxes have a different |
93 // baseline definition, and then inputs of different types wouldn't line up | 93 // baseline definition, and then inputs of different types wouldn't line up |
94 // anymore. | 94 // anymore. |
95 class RenderTextControlInnerContainer final : public RenderFlexibleBox { | 95 class RenderTextControlInnerContainer final : public RenderFlexibleBox { |
96 public: | 96 public: |
97 explicit RenderTextControlInnerContainer(Element* element) | 97 explicit RenderTextControlInnerContainer(Element* element) |
98 : RenderFlexibleBox(element) | 98 : RenderFlexibleBox(element) |
99 { } | 99 { } |
100 virtual ~RenderTextControlInnerContainer() { } | 100 virtual ~RenderTextControlInnerContainer() { } |
101 | 101 |
102 virtual int baselinePosition(FontBaseline baseline, bool firstLine, LineDire
ctionMode direction, LinePositionMode position) const override | 102 virtual int baselinePosition(FontBaseline baseline, bool firstLine, LineDire
ctionMode direction, LinePositionMode position) const override |
103 { | 103 { |
104 return RenderBlock::baselinePosition(baseline, firstLine, direction, pos
ition); | 104 return RenderBlock::baselinePosition(baseline, firstLine, direction, pos
ition); |
105 } | 105 } |
106 virtual int firstLineBoxBaseline() const override { return RenderBlock::firs
tLineBoxBaseline(); } | 106 virtual int firstLineBoxBaseline() const override { return RenderBlock::firs
tLineBoxBaseline(); } |
107 virtual int inlineBlockBaseline(LineDirectionMode direction) const override
{ return lastLineBoxBaseline(direction); } | 107 virtual int inlineBlockBaseline(LineDirectionMode direction) const override
{ return lastLineBoxBaseline(direction); } |
108 }; | 108 }; |
109 | 109 |
110 | 110 |
111 } // namespace blink | 111 } // namespace blink |
112 | 112 |
113 #endif // RenderTextControl_h | 113 #endif // RenderTextControl_h |
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