Source/core/platform/chromium/PlatformKeyboardEventChromium.cpp - Issue 26510003: Moving all the PlatformEvent subclasses from core/platform to platform

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Issue 26510003: Moving all the PlatformEvent subclasses from core/platform to platform (Closed) Base URL: https://chromium.googlesource.com/chromium/blink@master

Patch Set: Fix exports Created 7 years, 2 months ago

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1 /*

2 * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.

3 * Copyright (C) 2008, 2009 Google Inc.

4 *

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

6 * modification, are permitted provided that the following conditions

7 * are met:

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

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

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

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

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

13 *

14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY

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

16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR

18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

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

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

25 */

26

27 #include "config.h"

28 #include "core/platform/PlatformKeyboardEvent.h"

29

30 #if OS(WIN)

31 #include <windows.h>

32 #elif OS(MACOSX)

33 #import <Carbon/Carbon.h>

34 #else

35 #include "platform/NotImplemented.h"

36 #endif

37

38 namespace WebCore {

39

40 #if OS(WIN)

41 static const unsigned short HIGH_BIT_MASK_SHORT = 0x8000;

42 #endif

43

44 void PlatformKeyboardEvent::disambiguateKeyDownEvent(Type type)

45 {

46 #if OS(WIN)

47 // No KeyDown events on Windows to disambiguate.

48 ASSERT_NOT_REACHED();

49 #else

50 // Can only change type from KeyDown to RawKeyDown or Char, as we lack infor mation for other conversions.

51 ASSERT(m_type == PlatformEvent::KeyDown);

52 ASSERT(type == PlatformEvent::RawKeyDown \|\| type == PlatformEvent::Char);

53 m_type = type;

54

55 if (type == RawKeyDown) {

56 m_text = String();

57 m_unmodifiedText = String();

58 } else {

59 m_keyIdentifier = String();

60 m_windowsVirtualKeyCode = 0;

61 #if OS(MACOSX)

62 if (m_text.length() == 1 && (m_text[0U] >= 0xF700 && m_text[0U] <= 0xF7F F)) {

63 // According to NSEvents.h, OpenStep reserves the range 0xF700-0xF8F F for function keys. However, some actual private use characters

64 // happen to be in this range, e.g. the Apple logo (Option+Shift+K).

65 // 0xF7FF is an arbitrary cut-off.

66 m_text = String();

67 m_unmodifiedText = String();

68 }

69 #endif

70 }

71 #endif

72 }

73

74 bool PlatformKeyboardEvent::currentCapsLockState()

75 {

76 #if OS(WIN)

77 // FIXME: Does this even work inside the sandbox?

78 return GetKeyState(VK_CAPITAL) & 1;

79 #elif OS(MACOSX)

80 return GetCurrentKeyModifiers() & alphaLock;

81 #else

82 notImplemented();

83 return false;

84 #endif

85 }

86

87 void PlatformKeyboardEvent::getCurrentModifierState(bool& shiftKey, bool& ctrlKe y, bool& altKey, bool& metaKey)

88 {

89 #if OS(WIN)

90 shiftKey = GetKeyState(VK_SHIFT) & HIGH_BIT_MASK_SHORT;

91 ctrlKey = GetKeyState(VK_CONTROL) & HIGH_BIT_MASK_SHORT;

92 altKey = GetKeyState(VK_MENU) & HIGH_BIT_MASK_SHORT;

93 metaKey = false;

94 #elif OS(MACOSX)

95 UInt32 currentModifiers = GetCurrentKeyModifiers();

96 shiftKey = currentModifiers & ::shiftKey;

97 ctrlKey = currentModifiers & ::controlKey;

98 altKey = currentModifiers & ::optionKey;

99 metaKey = currentModifiers & ::cmdKey;

100 #else

101 shiftKey = false;

102 ctrlKey = false;

103 altKey = false;

104 metaKey = false;

105 notImplemented();

106 #endif

107 }

108

109 } // namespace WebCore

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