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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 "platform/PlatformKeyboardEvent.h" | |
| 28 | |
| 29 #if OS(WIN) | |
| 30 #include <windows.h> | |
| 31 #elif OS(MACOSX) | |
| 32 #import <Carbon/Carbon.h> | |
| 33 #endif | |
| 34 | |
| 35 namespace blink { | |
| 36 | |
| 37 #if OS(WIN) | |
| 38 static const unsigned short HIGHBITMASKSHORT = 0x8000; | |
| 39 #endif | |
| 40 | |
| 41 PlatformKeyboardEvent::OverrideCapsLockState PlatformKeyboardEvent::s_overrideCa
psLockState = | |
| 42 PlatformKeyboardEvent::OverrideCapsLockState::Default; | |
| 43 | |
| 44 void PlatformKeyboardEvent::disambiguateKeyDownEvent(EventType 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_windowsVirtualKeyCode = 0; | |
| 60 #if OS(MACOSX) | |
| 61 if (m_text.length() == 1 && (m_text[0U] >= 0xF700 && m_text[0U] <= 0xF7F
F)) { | |
| 62 // According to NSEvents.h, OpenStep reserves the range 0xF700-0xF8F
F for function keys. However, some actual private use characters | |
| 63 // happen to be in this range, e.g. the Apple logo (Option+Shift+K). | |
| 64 // 0xF7FF is an arbitrary cut-off. | |
| 65 m_text = String(); | |
| 66 m_unmodifiedText = String(); | |
| 67 } | |
| 68 #endif | |
| 69 } | |
| 70 #endif | |
| 71 } | |
| 72 | |
| 73 PlatformEvent::Modifiers PlatformKeyboardEvent::accessKeyModifiers() | |
| 74 { | |
| 75 // TODO(crbug.com/618397): Add a settings to control this behavior. | |
| 76 #if OS(MACOSX) | |
| 77 return static_cast<PlatformEvent::Modifiers>(PlatformEvent::CtrlKey | Platfo
rmEvent::AltKey); | |
| 78 #else | |
| 79 return PlatformEvent::AltKey; | |
| 80 #endif | |
| 81 } | |
| 82 | |
| 83 bool PlatformKeyboardEvent::currentCapsLockState() | |
| 84 { | |
| 85 switch (s_overrideCapsLockState) { | |
| 86 case OverrideCapsLockState::Default: | |
| 87 #if OS(WIN) | |
| 88 // FIXME: Does this even work inside the sandbox? | |
| 89 return GetKeyState(VK_CAPITAL) & 1; | |
| 90 #elif OS(MACOSX) | |
| 91 return GetCurrentKeyModifiers() & alphaLock; | |
| 92 #else | |
| 93 NOTIMPLEMENTED(); | |
| 94 return false; | |
| 95 #endif | |
| 96 case OverrideCapsLockState::On: | |
| 97 return true; | |
| 98 case OverrideCapsLockState::Off: | |
| 99 default: | |
| 100 return false; | |
| 101 } | |
| 102 } | |
| 103 | |
| 104 PlatformEvent::Modifiers PlatformKeyboardEvent::getCurrentModifierState() | |
| 105 { | |
| 106 unsigned modifiers = 0; | |
| 107 #if OS(WIN) | |
| 108 if (GetKeyState(VK_SHIFT) & HIGHBITMASKSHORT) | |
| 109 modifiers |= ShiftKey; | |
| 110 if (GetKeyState(VK_CONTROL) & HIGHBITMASKSHORT) | |
| 111 modifiers |= CtrlKey; | |
| 112 if (GetKeyState(VK_MENU) & HIGHBITMASKSHORT) | |
| 113 modifiers |= AltKey; | |
| 114 #elif OS(MACOSX) | |
| 115 UInt32 currentModifiers = GetCurrentKeyModifiers(); | |
| 116 if (currentModifiers & ::shiftKey) | |
| 117 modifiers |= ShiftKey; | |
| 118 if (currentModifiers & ::controlKey) | |
| 119 modifiers |= CtrlKey; | |
| 120 if (currentModifiers & ::optionKey) | |
| 121 modifiers |= AltKey; | |
| 122 if (currentModifiers & ::cmdKey) | |
| 123 modifiers |= MetaKey; | |
| 124 #else | |
| 125 // TODO(crbug.com/538289): Implement on other platforms. | |
| 126 return static_cast<Modifiers>(0); | |
| 127 #endif | |
| 128 return static_cast<Modifiers>(modifiers); | |
| 129 } | |
| 130 | |
| 131 } // namespace blink | |
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Chromium Code Reviews
Issue 2290313002:
Remove PlatformKeyboardEvent (Closed)
