Source/web/WebPluginScrollbarImpl.h - Issue 1156243002: Delete WebPluginScrollbar and friends

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Issue 1156243002: Delete WebPluginScrollbar and friends (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Created 5 years, 7 months ago

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1 /*

2 * Copyright (C) 2012 Google Inc. All rights reserved.

3 *

4 * Redistribution and use in source and binary forms, with or without

5 * modification, are permitted provided that the following conditions

6 * are met:

7 * 1. Redistributions of source code must retain the above copyright

8 * notice, this list of conditions and the following disclaimer.

9 * 2. Redistributions in binary form must reproduce the above copyright

10 * notice, this list of conditions and the following disclaimer in the

11 * documentation and/or other materials provided with the distribution.

12 *

13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND AN Y

14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR AN Y

17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND O N

20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

23 */

24

25 #ifndef WebPluginScrollbarImpl_h

26 #define WebPluginScrollbarImpl_h

27

28 #include "platform/heap/Handle.h"

29 #include "public/web/WebPluginScrollbar.h"

30 #include "wtf/RefPtr.h"

31 #include "wtf/Vector.h"

32

33 namespace blink {

34

35 class IntPoint;

36 class IntRect;

37 class Scrollbar;

38 class ScrollbarGroup;

39

40 class WebPluginScrollbarImpl final : public WebPluginScrollbar {

41 public:

42 WebPluginScrollbarImpl(Orientation, ScrollbarGroup, WebPluginScrollbarClien t);

43 virtual ~WebPluginScrollbarImpl();

44

45 void setScrollOffset(int);

46 void invalidateScrollbarRect(const IntRect&);

47 // FIXME: Combine this with the other getTickmarks method

48 void getTickmarks(Vector<IntRect>&) const;

49 IntPoint convertFromContainingViewToScrollbar(const IntPoint& parentPoint) c onst;

50 void scrollbarStyleChanged();

51

52 int scrollOffset() { return m_scrollOffset; }

53 Scrollbar* scrollbar() { return m_scrollbar.get(); }

54

55 // WebScrollbar methods

56 virtual bool isOverlay() const override;

57 virtual int value() const override;

58 virtual WebPoint location() const override;

59 virtual WebSize size() const override;

60 virtual bool enabled() const override;

61 virtual int maximum() const override;

62 virtual int totalSize() const override;

63 virtual bool isScrollableAreaActive() const override;

64 virtual void getTickmarks(WebVector<WebRect>& tickmarks) const override;

65 virtual WebScrollbar::ScrollbarControlSize controlSize() const override;

66 virtual WebScrollbar::ScrollbarPart pressedPart() const override;

67 virtual WebScrollbar::ScrollbarPart hoveredPart() const override;

68 virtual WebScrollbar::ScrollbarOverlayStyle scrollbarOverlayStyle() const ov erride;

69 virtual WebScrollbar::Orientation orientation() const override;

70 virtual bool isLeftSideVerticalScrollbar() const override;

71 virtual bool isCustomScrollbar() const override;

72

73 // WebPluginScrollbar methods

74 virtual void setLocation(const WebRect&) override;

75 virtual void setValue(int position) override;

76 virtual void setDocumentSize(int) override;

77 virtual void scroll(ScrollDirection, ScrollGranularity, float multiplier) ov erride;

78 virtual void paint(WebCanvas*, const WebRect&) override;

79 virtual bool handleInputEvent(const WebInputEvent&) override;

80 virtual bool isAlphaLocked() const override;

81 virtual void setIsAlphaLocked(bool) override;

82 virtual float elasticOverscroll() const override;

83 virtual void setElasticOverscroll(float) override;

84

85 private:

86 bool onMouseDown(const WebInputEvent&);

87 bool onMouseUp(const WebInputEvent&);

88 bool onMouseMove(const WebInputEvent&);

89 bool onMouseLeave(const WebInputEvent&);

90 bool onMouseWheel(const WebInputEvent&);

91 bool onKeyDown(const WebInputEvent&);

92

93 ScrollbarGroup* m_group;

94 WebPluginScrollbarClient* m_client;

95

96 int m_scrollOffset;

97 RefPtrWillBePersistent<Scrollbar> m_scrollbar;

98 };

99

100 } // namespace blink

101

102 #endif

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