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1 /* | 1 /* |
2 * Copyright (C) 2005 Apple Computer | 2 * Copyright (C) 2005 Apple Computer |
3 * | 3 * |
4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
8 * | 8 * |
9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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25 #include "core/layout/LayoutFlexibleBox.h" | 25 #include "core/layout/LayoutFlexibleBox.h" |
26 | 26 |
27 namespace blink { | 27 namespace blink { |
28 | 28 |
29 // LayoutButtons are just like normal flexboxes except that they will generate a
n anonymous block child. | 29 // LayoutButtons are just like normal flexboxes except that they will generate a
n anonymous block child. |
30 // For inputs, they will also generate an anonymous LayoutText and keep its styl
e and content up | 30 // For inputs, they will also generate an anonymous LayoutText and keep its styl
e and content up |
31 // to date as the button changes. | 31 // to date as the button changes. |
32 class LayoutButton final : public LayoutFlexibleBox { | 32 class LayoutButton final : public LayoutFlexibleBox { |
33 public: | 33 public: |
34 explicit LayoutButton(Element*); | 34 explicit LayoutButton(Element*); |
35 virtual ~LayoutButton(); | 35 ~LayoutButton() override; |
36 | 36 |
37 virtual const char* name() const override { return "LayoutButton"; } | 37 const char* name() const override { return "LayoutButton"; } |
38 virtual bool isOfType(LayoutObjectType type) const override { return type ==
LayoutObjectLayoutButton || LayoutFlexibleBox::isOfType(type); } | 38 bool isOfType(LayoutObjectType type) const override { return type == LayoutO
bjectLayoutButton || LayoutFlexibleBox::isOfType(type); } |
39 | 39 |
40 virtual bool canBeSelectionLeaf() const override { return node() && node()->
hasEditableStyle(); } | 40 bool canBeSelectionLeaf() const override { return node() && node()->hasEdita
bleStyle(); } |
41 virtual bool canCollapseAnonymousBlockChild() const override { return true;
} | 41 bool canCollapseAnonymousBlockChild() const override { return true; } |
42 | 42 |
43 virtual void addChild(LayoutObject* newChild, LayoutObject *beforeChild = nu
llptr) override; | 43 void addChild(LayoutObject* newChild, LayoutObject *beforeChild = nullptr) o
verride; |
44 virtual void removeChild(LayoutObject*) override; | 44 void removeChild(LayoutObject*) override; |
45 virtual void removeLeftoverAnonymousBlock(LayoutBlock*) override { } | 45 void removeLeftoverAnonymousBlock(LayoutBlock*) override { } |
46 virtual bool createsAnonymousWrapper() const override { return true; } | 46 bool createsAnonymousWrapper() const override { return true; } |
47 | 47 |
48 virtual bool hasControlClip() const override; | 48 bool hasControlClip() const override; |
49 virtual LayoutRect controlClipRect(const LayoutPoint&) const override; | 49 LayoutRect controlClipRect(const LayoutPoint&) const override; |
50 | 50 |
51 virtual int baselinePosition(FontBaseline, bool firstLine, LineDirectionMode
, LinePositionMode) const override; | 51 int baselinePosition(FontBaseline, bool firstLine, LineDirectionMode, LinePo
sitionMode) const override; |
52 | 52 |
53 private: | 53 private: |
54 virtual void updateAnonymousChildStyle(const LayoutObject& child, ComputedSt
yle& childStyle) const override; | 54 void updateAnonymousChildStyle(const LayoutObject& child, ComputedStyle& chi
ldStyle) const override; |
55 | 55 |
56 virtual bool hasLineIfEmpty() const override { return isHTMLInputElement(nod
e()); } | 56 bool hasLineIfEmpty() const override { return isHTMLInputElement(node()); } |
57 | 57 |
58 LayoutBlock* m_inner; | 58 LayoutBlock* m_inner; |
59 }; | 59 }; |
60 | 60 |
61 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutButton, isLayoutButton()); | 61 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutButton, isLayoutButton()); |
62 | 62 |
63 } // namespace blink | 63 } // namespace blink |
64 | 64 |
65 #endif // LayoutButton_h | 65 #endif // LayoutButton_h |
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