Source/core/layout/LayoutCounter.h - Issue 1143323011: Notify the counter code about layout object removals BEFORE removing.

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Issue 1143323011: Notify the counter code about layout object removals BEFORE removing. (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Created 5 years, 6 months ago

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1 /*	1 /*

2 * Copyright (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)	2 * Copyright (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)

3 * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.	3 * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.

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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30 class CounterNode;	30 class CounterNode;

31	31

32 class LayoutCounter final : public LayoutText {	32 class LayoutCounter final : public LayoutText {

33 public:	33 public:

34 LayoutCounter(Document*, const CounterContent&);	34 LayoutCounter(Document*, const CounterContent&);

35 virtual ~LayoutCounter();	35 virtual ~LayoutCounter();

36	36

37 static void destroyCounterNodes(LayoutObject&);	37 static void destroyCounterNodes(LayoutObject&);

38 static void destroyCounterNode(LayoutObject&, const AtomicString& identifier );	38 static void destroyCounterNode(LayoutObject&, const AtomicString& identifier );

39 static void layoutObjectSubtreeAttached(LayoutObject*);	39 static void layoutObjectSubtreeAttached(LayoutObject*);

40 static void layoutObjectRemovedFromTree(LayoutObject*);	40 static void layoutObjectSubtreeWillBeDetached(LayoutObject*);

41 static void layoutObjectStyleChanged(LayoutObject&, const ComputedStyle* old Style, const ComputedStyle& newStyle);	41 static void layoutObjectStyleChanged(LayoutObject&, const ComputedStyle* old Style, const ComputedStyle& newStyle);

42	42

43 void updateCounter();	43 void updateCounter();

44	44

45 virtual const char* name() const override { return "LayoutCounter"; }	45 virtual const char* name() const override { return "LayoutCounter"; }

46	46

47 protected:	47 protected:

48 virtual void willBeDestroyed() override;	48 virtual void willBeDestroyed() override;

49	49

50 private:	50 private:

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64 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutCounter, isCounter());	64 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutCounter, isCounter());

65	65

66 } // namespace blink	66 } // namespace blink

67	67

68 #ifndef NDEBUG	68 #ifndef NDEBUG

69 // Outside the WebCore namespace for ease of invocation from gdb.	69 // Outside the WebCore namespace for ease of invocation from gdb.

70 void showCounterLayoutTree(const blink::LayoutObject, const char counterName = 0);	70 void showCounterLayoutTree(const blink::LayoutObject, const char counterName = 0);

71 #endif	71 #endif

72	72

73 #endif // LayoutCounter_h	73 #endif // LayoutCounter_h

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