third_party/WebKit/Source/platform/scroll/ScrollbarTheme.h - Issue 1424983002: Invalidate scrollbars when window activity changes if needed

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Issue 1424983002: Invalidate scrollbars when window activity changes if needed (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 5 years, 1 month ago

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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

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53 virtual int scrollbarThickness(ScrollbarControlSize = RegularScrollbar) { re turn 0; }	53 virtual int scrollbarThickness(ScrollbarControlSize = RegularScrollbar) { re turn 0; }

54 virtual int scrollbarMargin() const { return 0; }	54 virtual int scrollbarMargin() const { return 0; }

55	55

56 virtual ScrollbarButtonsPlacement buttonsPlacement() const { return Scrollba rButtonsPlacementSingle; }	56 virtual ScrollbarButtonsPlacement buttonsPlacement() const { return Scrollba rButtonsPlacementSingle; }

57	57

58 virtual bool supportsControlTints() const { return false; }	58 virtual bool supportsControlTints() const { return false; }

59 virtual bool usesOverlayScrollbars() const { return false; }	59 virtual bool usesOverlayScrollbars() const { return false; }

60 virtual void updateScrollbarOverlayStyle(const ScrollbarThemeClient*) { }	60 virtual void updateScrollbarOverlayStyle(const ScrollbarThemeClient*) { }

61	61

62 virtual bool invalidateOnMouseEnterExit() { return false; }	62 virtual bool invalidateOnMouseEnterExit() { return false; }

	63 virtual bool invalidateOnWindowActiveChange() const { return false; }

63	64

64 void invalidateParts(ScrollbarThemeClient* scrollbar, ScrollbarControlPartMa sk mask)	65 void invalidateParts(ScrollbarThemeClient* scrollbar, ScrollbarControlPartMa sk mask)

65 {	66 {

66 if (mask & BackButtonStartPart)	67 if (mask & BackButtonStartPart)

67 invalidatePart(scrollbar, BackButtonStartPart);	68 invalidatePart(scrollbar, BackButtonStartPart);

68 if (mask & ForwardButtonStartPart)	69 if (mask & ForwardButtonStartPart)

69 invalidatePart(scrollbar, ForwardButtonStartPart);	70 invalidatePart(scrollbar, ForwardButtonStartPart);

70 if (mask & BackTrackPart)	71 if (mask & BackTrackPart)

71 invalidatePart(scrollbar, BackTrackPart);	72 invalidatePart(scrollbar, BackTrackPart);

72 if (mask & ThumbPart)	73 if (mask & ThumbPart)

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137 static DisplayItem::Type buttonPartToDisplayItemType(ScrollbarPart);	138 static DisplayItem::Type buttonPartToDisplayItemType(ScrollbarPart);

138 static DisplayItem::Type trackPiecePartToDisplayItemType(ScrollbarPart);	139 static DisplayItem::Type trackPiecePartToDisplayItemType(ScrollbarPart);

139	140

140 private:	141 private:

141 static ScrollbarTheme* nativeTheme(); // Must be implemented to return the c orrect theme subclass.	142 static ScrollbarTheme* nativeTheme(); // Must be implemented to return the c orrect theme subclass.

142 static bool gMockScrollbarsEnabled;	143 static bool gMockScrollbarsEnabled;

143 };	144 };

144	145

145 }	146 }

146 #endif	147 #endif

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