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authorSteve Block <steveblock@google.com>2011-05-06 11:45:16 +0100
committerSteve Block <steveblock@google.com>2011-05-12 13:44:10 +0100
commitcad810f21b803229eb11403f9209855525a25d57 (patch)
tree29a6fd0279be608e0fe9ffe9841f722f0f4e4269 /Source/WebCore/platform/win/KeyEventWin.cpp
parent121b0cf4517156d0ac5111caf9830c51b69bae8f (diff)
downloadexternal_webkit-cad810f21b803229eb11403f9209855525a25d57.zip
external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.gz
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Merge WebKit at r75315: Initial merge by git.
Change-Id: I570314b346ce101c935ed22a626b48c2af266b84
Diffstat (limited to 'Source/WebCore/platform/win/KeyEventWin.cpp')
-rw-r--r--Source/WebCore/platform/win/KeyEventWin.cpp225
1 files changed, 225 insertions, 0 deletions
diff --git a/Source/WebCore/platform/win/KeyEventWin.cpp b/Source/WebCore/platform/win/KeyEventWin.cpp
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+/*
+ * Copyright (C) 2006, 2007, 2010 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "PlatformKeyboardEvent.h"
+
+#include <windows.h>
+#include <wtf/ASCIICType.h>
+
+using namespace WTF;
+
+namespace WebCore {
+
+static const unsigned short HIGH_BIT_MASK_SHORT = 0x8000;
+
+// FIXME: This is incomplete. We could change this to mirror
+// more like what Firefox does, and generate these switch statements
+// at build time.
+static String keyIdentifierForWindowsKeyCode(unsigned short keyCode)
+{
+ switch (keyCode) {
+ case VK_MENU:
+ return "Alt";
+ case VK_CONTROL:
+ return "Control";
+ case VK_SHIFT:
+ return "Shift";
+ case VK_CAPITAL:
+ return "CapsLock";
+ case VK_LWIN:
+ case VK_RWIN:
+ return "Win";
+ case VK_CLEAR:
+ return "Clear";
+ case VK_DOWN:
+ return "Down";
+ // "End"
+ case VK_END:
+ return "End";
+ // "Enter"
+ case VK_RETURN:
+ return "Enter";
+ case VK_EXECUTE:
+ return "Execute";
+ case VK_F1:
+ return "F1";
+ case VK_F2:
+ return "F2";
+ case VK_F3:
+ return "F3";
+ case VK_F4:
+ return "F4";
+ case VK_F5:
+ return "F5";
+ case VK_F6:
+ return "F6";
+ case VK_F7:
+ return "F7";
+ case VK_F8:
+ return "F8";
+ case VK_F9:
+ return "F9";
+ case VK_F10:
+ return "F11";
+ case VK_F12:
+ return "F12";
+ case VK_F13:
+ return "F13";
+ case VK_F14:
+ return "F14";
+ case VK_F15:
+ return "F15";
+ case VK_F16:
+ return "F16";
+ case VK_F17:
+ return "F17";
+ case VK_F18:
+ return "F18";
+ case VK_F19:
+ return "F19";
+ case VK_F20:
+ return "F20";
+ case VK_F21:
+ return "F21";
+ case VK_F22:
+ return "F22";
+ case VK_F23:
+ return "F23";
+ case VK_F24:
+ return "F24";
+ case VK_HELP:
+ return "Help";
+ case VK_HOME:
+ return "Home";
+ case VK_INSERT:
+ return "Insert";
+ case VK_LEFT:
+ return "Left";
+ case VK_NEXT:
+ return "PageDown";
+ case VK_PRIOR:
+ return "PageUp";
+ case VK_PAUSE:
+ return "Pause";
+ case VK_SNAPSHOT:
+ return "PrintScreen";
+ case VK_RIGHT:
+ return "Right";
+ case VK_SCROLL:
+ return "Scroll";
+ case VK_SELECT:
+ return "Select";
+ case VK_UP:
+ return "Up";
+ // Standard says that DEL becomes U+007F.
+ case VK_DELETE:
+ return "U+007F";
+ default:
+ return String::format("U+%04X", toASCIIUpper(keyCode));
+ }
+}
+
+static bool isKeypadEvent(WPARAM code, LPARAM keyData, PlatformKeyboardEvent::Type type)
+{
+ if (type != PlatformKeyboardEvent::RawKeyDown && type != PlatformKeyboardEvent::KeyUp)
+ return false;
+
+ switch (code) {
+ case VK_NUMLOCK:
+ case VK_NUMPAD0:
+ case VK_NUMPAD1:
+ case VK_NUMPAD2:
+ case VK_NUMPAD3:
+ case VK_NUMPAD4:
+ case VK_NUMPAD5:
+ case VK_NUMPAD6:
+ case VK_NUMPAD7:
+ case VK_NUMPAD8:
+ case VK_NUMPAD9:
+ case VK_MULTIPLY:
+ case VK_ADD:
+ case VK_SEPARATOR:
+ case VK_SUBTRACT:
+ case VK_DECIMAL:
+ case VK_DIVIDE:
+ return true;
+ case VK_RETURN:
+ return HIWORD(keyData) & KF_EXTENDED;
+ case VK_INSERT:
+ case VK_DELETE:
+ case VK_PRIOR:
+ case VK_NEXT:
+ case VK_END:
+ case VK_HOME:
+ case VK_LEFT:
+ case VK_UP:
+ case VK_RIGHT:
+ case VK_DOWN:
+ return !(HIWORD(keyData) & KF_EXTENDED);
+ default:
+ return false;
+ }
+}
+
+static inline String singleCharacterString(UChar c) { return String(&c, 1); }
+
+PlatformKeyboardEvent::PlatformKeyboardEvent(HWND, WPARAM code, LPARAM keyData, Type type, bool systemKey)
+ : m_type(type)
+ , m_text((type == Char) ? singleCharacterString(code) : String())
+ , m_unmodifiedText((type == Char) ? singleCharacterString(code) : String())
+ , m_keyIdentifier((type == Char) ? String() : keyIdentifierForWindowsKeyCode(code))
+ , m_autoRepeat(HIWORD(keyData) & KF_REPEAT)
+ , m_windowsVirtualKeyCode((type == RawKeyDown || type == KeyUp) ? code : 0)
+ , m_nativeVirtualKeyCode(m_windowsVirtualKeyCode)
+ , m_isKeypad(isKeypadEvent(code, keyData, type))
+ , m_shiftKey(GetKeyState(VK_SHIFT) & HIGH_BIT_MASK_SHORT)
+ , m_ctrlKey(GetKeyState(VK_CONTROL) & HIGH_BIT_MASK_SHORT)
+ , m_altKey(GetKeyState(VK_MENU) & HIGH_BIT_MASK_SHORT)
+ , m_metaKey(false)
+ , m_isSystemKey(systemKey)
+{
+}
+
+void PlatformKeyboardEvent::disambiguateKeyDownEvent(Type, bool)
+{
+ // No KeyDown events on Windows to disambiguate.
+ ASSERT_NOT_REACHED();
+}
+
+bool PlatformKeyboardEvent::currentCapsLockState()
+{
+ return GetKeyState(VK_CAPITAL) & 1;
+}
+
+void PlatformKeyboardEvent::getCurrentModifierState(bool& shiftKey, bool& ctrlKey, bool& altKey, bool& metaKey)
+{
+ shiftKey = GetKeyState(VK_SHIFT) & HIGH_BIT_MASK_SHORT;
+ ctrlKey = GetKeyState(VK_CONTROL) & HIGH_BIT_MASK_SHORT;
+ altKey = GetKeyState(VK_MENU) & HIGH_BIT_MASK_SHORT;
+ metaKey = false;
+}
+
+}