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3 * Copyright (C) 2008, 2009 Google Inc.
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6 * modification, are permitted provided that the following conditions
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28 #include "platform/PlatformKeyboardEvent.h"
33 #import <Carbon/Carbon.h>
35 #include "platform/NotImplemented.h"
41 static const unsigned short HIGHBITMASKSHORT = 0x8000;
44 void PlatformKeyboardEvent::disambiguateKeyDownEvent(Type type)
47 // No KeyDown events on Windows to disambiguate.
50 // Can only change type from KeyDown to RawKeyDown or Char, as we lack information for other conversions.
51 ASSERT(m_type == PlatformEvent::KeyDown);
52 ASSERT(type == PlatformEvent::RawKeyDown || type == PlatformEvent::Char);
55 if (type == RawKeyDown) {
57 m_unmodifiedText = String();
59 m_keyIdentifier = String();
60 m_windowsVirtualKeyCode = 0;
62 if (m_text.length() == 1 && (m_text[0U] >= 0xF700 && m_text[0U] <= 0xF7FF)) {
63 // According to NSEvents.h, OpenStep reserves the range 0xF700-0xF8FF 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.
67 m_unmodifiedText = String();
74 bool PlatformKeyboardEvent::currentCapsLockState()
77 // FIXME: Does this even work inside the sandbox?
78 return GetKeyState(VK_CAPITAL) & 1;
80 return GetCurrentKeyModifiers() & alphaLock;
87 void PlatformKeyboardEvent::getCurrentModifierState(bool& shiftKey, bool& ctrlKey, bool& altKey, bool& metaKey)
90 shiftKey = GetKeyState(VK_SHIFT) & HIGHBITMASKSHORT;
91 ctrlKey = GetKeyState(VK_CONTROL) & HIGHBITMASKSHORT;
92 altKey = GetKeyState(VK_MENU) & HIGHBITMASKSHORT;
95 UInt32 currentModifiers = GetCurrentKeyModifiers();
96 shiftKey = currentModifiers & ::shiftKey;
97 ctrlKey = currentModifiers & ::controlKey;
98 altKey = currentModifiers & ::optionKey;
99 metaKey = currentModifiers & ::cmdKey;