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Unified Diff: Source/web/mac/WebInputEventFactory.mm

Issue 27462002: Remove web/{android, gtk, win} (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Created 7 years, 2 months ago
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Index: Source/web/mac/WebInputEventFactory.mm
diff --git a/Source/web/mac/WebInputEventFactory.mm b/Source/web/mac/WebInputEventFactory.mm
deleted file mode 100644
index 5fa1a0062b5478b1700e2298f85bbcfca011f054..0000000000000000000000000000000000000000
--- a/Source/web/mac/WebInputEventFactory.mm
+++ /dev/null
@@ -1,1148 +0,0 @@
-/*
- * Copyright (C) 2004, 2006, 2007 Apple Inc. All rights reserved.
- * Copyright (C) 2006-2009 Google Inc.
- *
- * 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 "WebInputEventFactory.h"
-
-#include <ApplicationServices/ApplicationServices.h>
-#import <AvailabilityMacros.h>
-#import <Cocoa/Cocoa.h>
-
-#include "WebInputEvent.h"
-#include "core/platform/WindowsKeyboardCodes.h"
-#include "wtf/ASCIICType.h"
-
-#if __MAC_OS_X_VERSION_MAX_ALLOWED == 1060
-
-// Additional Lion APIs.
-enum {
- NSEventPhaseNone = 0,
- NSEventPhaseBegan = 0x1 << 0,
- NSEventPhaseStationary = 0x1 << 1,
- NSEventPhaseChanged = 0x1 << 2,
- NSEventPhaseEnded = 0x1 << 3,
- NSEventPhaseCancelled = 0x1 << 4
-};
-typedef NSUInteger NSEventPhase;
-
-@interface NSEvent (LionSDKDeclarations)
-- (NSEventPhase)phase;
-- (NSEventPhase)momentumPhase;
-@end
-
-#endif // __MAC_OS_X_VERSION_MAX_ALLOWED == 1060
-
-#if __MAC_OS_X_VERSION_MAX_ALLOWED < 1080
-
-// Additional Mountain Lion APIs.
-enum {
- NSEventPhaseMayBegin = 0x1 << 5
-};
-
-#endif // __MAC_OS_X_VERSION_MAX_ALLOWED < 1080
-
-namespace WebKit {
-
-static int windowsKeyCodeForKeyCode(uint16_t keyCode)
-{
- static const int windowsKeyCode[] = {
- /* 0 */ VK_A,
- /* 1 */ VK_S,
- /* 2 */ VK_D,
- /* 3 */ VK_F,
- /* 4 */ VK_H,
- /* 5 */ VK_G,
- /* 6 */ VK_Z,
- /* 7 */ VK_X,
- /* 8 */ VK_C,
- /* 9 */ VK_V,
- /* 0x0A */ VK_OEM_3, // "Section" - key to the left from 1 (ISO Keyboard Only)
- /* 0x0B */ VK_B,
- /* 0x0C */ VK_Q,
- /* 0x0D */ VK_W,
- /* 0x0E */ VK_E,
- /* 0x0F */ VK_R,
- /* 0x10 */ VK_Y,
- /* 0x11 */ VK_T,
- /* 0x12 */ VK_1,
- /* 0x13 */ VK_2,
- /* 0x14 */ VK_3,
- /* 0x15 */ VK_4,
- /* 0x16 */ VK_6,
- /* 0x17 */ VK_5,
- /* 0x18 */ VK_OEM_PLUS, // =+
- /* 0x19 */ VK_9,
- /* 0x1A */ VK_7,
- /* 0x1B */ VK_OEM_MINUS, // -_
- /* 0x1C */ VK_8,
- /* 0x1D */ VK_0,
- /* 0x1E */ VK_OEM_6, // ]}
- /* 0x1F */ VK_O,
- /* 0x20 */ VK_U,
- /* 0x21 */ VK_OEM_4, // {[
- /* 0x22 */ VK_I,
- /* 0x23 */ VK_P,
- /* 0x24 */ VK_RETURN, // Return
- /* 0x25 */ VK_L,
- /* 0x26 */ VK_J,
- /* 0x27 */ VK_OEM_7, // '"
- /* 0x28 */ VK_K,
- /* 0x29 */ VK_OEM_1, // ;:
- /* 0x2A */ VK_OEM_5, // \|
- /* 0x2B */ VK_OEM_COMMA, // ,<
- /* 0x2C */ VK_OEM_2, // /?
- /* 0x2D */ VK_N,
- /* 0x2E */ VK_M,
- /* 0x2F */ VK_OEM_PERIOD, // .>
- /* 0x30 */ VK_TAB,
- /* 0x31 */ VK_SPACE,
- /* 0x32 */ VK_OEM_3, // `~
- /* 0x33 */ VK_BACK, // Backspace
- /* 0x34 */ 0, // n/a
- /* 0x35 */ VK_ESCAPE,
- /* 0x36 */ VK_APPS, // Right Command
- /* 0x37 */ VK_LWIN, // Left Command
- /* 0x38 */ VK_LSHIFT, // Left Shift
- /* 0x39 */ VK_CAPITAL, // Caps Lock
- /* 0x3A */ VK_LMENU, // Left Option
- /* 0x3B */ VK_LCONTROL, // Left Ctrl
- /* 0x3C */ VK_RSHIFT, // Right Shift
- /* 0x3D */ VK_RMENU, // Right Option
- /* 0x3E */ VK_RCONTROL, // Right Ctrl
- /* 0x3F */ 0, // fn
- /* 0x40 */ VK_F17,
- /* 0x41 */ VK_DECIMAL, // Num Pad .
- /* 0x42 */ 0, // n/a
- /* 0x43 */ VK_MULTIPLY, // Num Pad *
- /* 0x44 */ 0, // n/a
- /* 0x45 */ VK_ADD, // Num Pad +
- /* 0x46 */ 0, // n/a
- /* 0x47 */ VK_CLEAR, // Num Pad Clear
- /* 0x48 */ VK_VOLUME_UP,
- /* 0x49 */ VK_VOLUME_DOWN,
- /* 0x4A */ VK_VOLUME_MUTE,
- /* 0x4B */ VK_DIVIDE, // Num Pad /
- /* 0x4C */ VK_RETURN, // Num Pad Enter
- /* 0x4D */ 0, // n/a
- /* 0x4E */ VK_SUBTRACT, // Num Pad -
- /* 0x4F */ VK_F18,
- /* 0x50 */ VK_F19,
- /* 0x51 */ VK_OEM_PLUS, // Num Pad =. There is no such key on common PC keyboards, mapping to normal "+=".
- /* 0x52 */ VK_NUMPAD0,
- /* 0x53 */ VK_NUMPAD1,
- /* 0x54 */ VK_NUMPAD2,
- /* 0x55 */ VK_NUMPAD3,
- /* 0x56 */ VK_NUMPAD4,
- /* 0x57 */ VK_NUMPAD5,
- /* 0x58 */ VK_NUMPAD6,
- /* 0x59 */ VK_NUMPAD7,
- /* 0x5A */ VK_F20,
- /* 0x5B */ VK_NUMPAD8,
- /* 0x5C */ VK_NUMPAD9,
- /* 0x5D */ 0, // Yen (JIS Keyboard Only)
- /* 0x5E */ 0, // Underscore (JIS Keyboard Only)
- /* 0x5F */ 0, // KeypadComma (JIS Keyboard Only)
- /* 0x60 */ VK_F5,
- /* 0x61 */ VK_F6,
- /* 0x62 */ VK_F7,
- /* 0x63 */ VK_F3,
- /* 0x64 */ VK_F8,
- /* 0x65 */ VK_F9,
- /* 0x66 */ 0, // Eisu (JIS Keyboard Only)
- /* 0x67 */ VK_F11,
- /* 0x68 */ 0, // Kana (JIS Keyboard Only)
- /* 0x69 */ VK_F13,
- /* 0x6A */ VK_F16,
- /* 0x6B */ VK_F14,
- /* 0x6C */ 0, // n/a
- /* 0x6D */ VK_F10,
- /* 0x6E */ 0, // n/a (Windows95 key?)
- /* 0x6F */ VK_F12,
- /* 0x70 */ 0, // n/a
- /* 0x71 */ VK_F15,
- /* 0x72 */ VK_INSERT, // Help
- /* 0x73 */ VK_HOME, // Home
- /* 0x74 */ VK_PRIOR, // Page Up
- /* 0x75 */ VK_DELETE, // Forward Delete
- /* 0x76 */ VK_F4,
- /* 0x77 */ VK_END, // End
- /* 0x78 */ VK_F2,
- /* 0x79 */ VK_NEXT, // Page Down
- /* 0x7A */ VK_F1,
- /* 0x7B */ VK_LEFT, // Left Arrow
- /* 0x7C */ VK_RIGHT, // Right Arrow
- /* 0x7D */ VK_DOWN, // Down Arrow
- /* 0x7E */ VK_UP, // Up Arrow
- /* 0x7F */ 0 // n/a
- };
-
- if (keyCode >= 0x80)
- return 0;
-
- return windowsKeyCode[keyCode];
-}
-
-static int windowsKeyCodeForCharCode(unichar charCode)
-{
- switch (charCode) {
-
- case 'a': case 'A': return VK_A;
- case 'b': case 'B': return VK_B;
- case 'c': case 'C': return VK_C;
- case 'd': case 'D': return VK_D;
- case 'e': case 'E': return VK_E;
- case 'f': case 'F': return VK_F;
- case 'g': case 'G': return VK_G;
- case 'h': case 'H': return VK_H;
- case 'i': case 'I': return VK_I;
- case 'j': case 'J': return VK_J;
- case 'k': case 'K': return VK_K;
- case 'l': case 'L': return VK_L;
- case 'm': case 'M': return VK_M;
- case 'n': case 'N': return VK_N;
- case 'o': case 'O': return VK_O;
- case 'p': case 'P': return VK_P;
- case 'q': case 'Q': return VK_Q;
- case 'r': case 'R': return VK_R;
- case 's': case 'S': return VK_S;
- case 't': case 'T': return VK_T;
- case 'u': case 'U': return VK_U;
- case 'v': case 'V': return VK_V;
- case 'w': case 'W': return VK_W;
- case 'x': case 'X': return VK_X;
- case 'y': case 'Y': return VK_Y;
- case 'z': case 'Z': return VK_Z;
-
- // AppKit generates Unicode PUA character codes for some function keys; using these when key code is not known.
- case NSPauseFunctionKey: return VK_PAUSE;
- case NSSelectFunctionKey: return VK_SELECT;
- case NSPrintFunctionKey: return VK_PRINT;
- case NSExecuteFunctionKey: return VK_EXECUTE;
- case NSPrintScreenFunctionKey: return VK_SNAPSHOT;
- case NSInsertFunctionKey: return VK_INSERT;
-
- case NSF21FunctionKey: return VK_F21;
- case NSF22FunctionKey: return VK_F22;
- case NSF23FunctionKey: return VK_F23;
- case NSF24FunctionKey: return VK_F24;
- case NSScrollLockFunctionKey: return VK_SCROLL;
-
- // This is for U.S. keyboard mapping, and doesn't necessarily make sense for different keyboard layouts.
- // For example, '"' on Windows Russian layout is VK_2, not VK_OEM_7.
- case ';': case ':': return VK_OEM_1;
- case '=': case '+': return VK_OEM_PLUS;
- case ',': case '<': return VK_OEM_COMMA;
- case '-': case '_': return VK_OEM_MINUS;
- case '.': case '>': return VK_OEM_PERIOD;
- case '/': case '?': return VK_OEM_2;
- case '`': case '~': return VK_OEM_3;
- case '[': case '{': return VK_OEM_4;
- case '\\': case '|': return VK_OEM_5;
- case ']': case '}': return VK_OEM_6;
- case '\'': case '"': return VK_OEM_7;
-
- }
-
- return 0;
-}
-
-static inline bool isKeyUpEvent(NSEvent* event)
-{
- if ([event type] != NSFlagsChanged)
- return [event type] == NSKeyUp;
- // FIXME: This logic fails if the user presses both Shift keys at once, for example:
- // we treat releasing one of them as keyDown.
- switch ([event keyCode]) {
- case 54: // Right Command
- case 55: // Left Command
- return ([event modifierFlags] & NSCommandKeyMask) == 0;
-
- case 57: // Capslock
- return ([event modifierFlags] & NSAlphaShiftKeyMask) == 0;
-
- case 56: // Left Shift
- case 60: // Right Shift
- return ([event modifierFlags] & NSShiftKeyMask) == 0;
-
- case 58: // Left Alt
- case 61: // Right Alt
- return ([event modifierFlags] & NSAlternateKeyMask) == 0;
-
- case 59: // Left Ctrl
- case 62: // Right Ctrl
- return ([event modifierFlags] & NSControlKeyMask) == 0;
-
- case 63: // Function
- return ([event modifierFlags] & NSFunctionKeyMask) == 0;
- }
- return false;
-}
-
-static bool isKeypadEvent(NSEvent* event)
-{
- // Check that this is the type of event that has a keyCode.
- switch ([event type]) {
- case NSKeyDown:
- case NSKeyUp:
- case NSFlagsChanged:
- break;
- default:
- return false;
- }
-
- switch ([event keyCode]) {
- case 71: // Clear
- case 81: // =
- case 75: // /
- case 67: // *
- case 78: // -
- case 69: // +
- case 76: // Enter
- case 65: // .
- case 82: // 0
- case 83: // 1
- case 84: // 2
- case 85: // 3
- case 86: // 4
- case 87: // 5
- case 88: // 6
- case 89: // 7
- case 91: // 8
- case 92: // 9
- return true;
- }
-
- return false;
-}
-
-static int windowsKeyCodeForKeyEvent(NSEvent* event)
-{
- int code = 0;
- // There are several kinds of characters for which we produce key code from char code:
- // 1. Roman letters. Windows keyboard layouts affect both virtual key codes and character codes for these,
- // so e.g. 'A' gets the same keyCode on QWERTY, AZERTY or Dvorak layouts.
- // 2. Keys for which there is no known Mac virtual key codes, like PrintScreen.
- // 3. Certain punctuation keys. On Windows, these are also remapped depending on current keyboard layout,
- // but see comment in windowsKeyCodeForCharCode().
- if (!isKeypadEvent(event) && ([event type] == NSKeyDown || [event type] == NSKeyUp)) {
- // Cmd switches Roman letters for Dvorak-QWERTY layout, so try modified characters first.
- NSString* s = [event characters];
- code = [s length] > 0 ? windowsKeyCodeForCharCode([s characterAtIndex:0]) : 0;
- if (code)
- return code;
-
- // Ctrl+A on an AZERTY keyboard would get VK_Q keyCode if we relied on -[NSEvent keyCode] below.
- s = [event charactersIgnoringModifiers];
- code = [s length] > 0 ? windowsKeyCodeForCharCode([s characterAtIndex:0]) : 0;
- if (code)
- return code;
- }
-
- // Map Mac virtual key code directly to Windows one for any keys not handled above.
- // E.g. the key next to Caps Lock has the same Event.keyCode on U.S. keyboard ('A') and on Russian keyboard (CYRILLIC LETTER EF).
- return windowsKeyCodeForKeyCode([event keyCode]);
-}
-
-static WebInputEvent::Type gestureEventTypeForEvent(NSEvent *event)
-{
- switch ([event type]) {
- case NSEventTypeBeginGesture:
- return WebInputEvent::GestureScrollBegin;
- case NSEventTypeEndGesture:
- return WebInputEvent::GestureScrollEnd;
- default:
- ASSERT_NOT_REACHED();
- return WebInputEvent::GestureScrollEnd;
- }
-}
-
-static inline NSString* textFromEvent(NSEvent* event)
-{
- if ([event type] == NSFlagsChanged)
- return @"";
- return [event characters];
-}
-
-static inline NSString* unmodifiedTextFromEvent(NSEvent* event)
-{
- if ([event type] == NSFlagsChanged)
- return @"";
- return [event charactersIgnoringModifiers];
-}
-
-static NSString* keyIdentifierForKeyEvent(NSEvent* event)
-{
- if ([event type] == NSFlagsChanged) {
- switch ([event keyCode]) {
- case 54: // Right Command
- case 55: // Left Command
- return @"Meta";
-
- case 57: // Capslock
- return @"CapsLock";
-
- case 56: // Left Shift
- case 60: // Right Shift
- return @"Shift";
-
- case 58: // Left Alt
- case 61: // Right Alt
- return @"Alt";
-
- case 59: // Left Ctrl
- case 62: // Right Ctrl
- return @"Control";
-
-// Begin non-Apple addition/modification --------------------------------------
- case 63: // Function
- return @"Function";
-
- default: // Unknown, but this may be a strange/new keyboard.
- return @"Unidentified";
-// End non-Apple addition/modification ----------------------------------------
- }
- }
-
- NSString* s = [event charactersIgnoringModifiers];
- if ([s length] != 1)
- return @"Unidentified";
-
- unichar c = [s characterAtIndex:0];
- switch (c) {
- // Each identifier listed in the DOM spec is listed here.
- // Many are simply commented out since they do not appear on standard Macintosh keyboards
- // or are on a key that doesn't have a corresponding character.
-
- // "Accept"
- // "AllCandidates"
-
- // "Alt"
- case NSMenuFunctionKey:
- return @"Alt";
-
- // "Apps"
- // "BrowserBack"
- // "BrowserForward"
- // "BrowserHome"
- // "BrowserRefresh"
- // "BrowserSearch"
- // "BrowserStop"
- // "CapsLock"
-
- // "Clear"
- case NSClearLineFunctionKey:
- return @"Clear";
-
- // "CodeInput"
- // "Compose"
- // "Control"
- // "Crsel"
- // "Convert"
- // "Copy"
- // "Cut"
-
- // "Down"
- case NSDownArrowFunctionKey:
- return @"Down";
- // "End"
- case NSEndFunctionKey:
- return @"End";
- // "Enter"
- case 0x3: case 0xA: case 0xD: // Macintosh calls the one on the main keyboard Return, but Windows calls it Enter, so we'll do the same for the DOM
- return @"Enter";
-
- // "EraseEof"
-
- // "Execute"
- case NSExecuteFunctionKey:
- return @"Execute";
-
- // "Exsel"
-
- // "F1"
- case NSF1FunctionKey:
- return @"F1";
- // "F2"
- case NSF2FunctionKey:
- return @"F2";
- // "F3"
- case NSF3FunctionKey:
- return @"F3";
- // "F4"
- case NSF4FunctionKey:
- return @"F4";
- // "F5"
- case NSF5FunctionKey:
- return @"F5";
- // "F6"
- case NSF6FunctionKey:
- return @"F6";
- // "F7"
- case NSF7FunctionKey:
- return @"F7";
- // "F8"
- case NSF8FunctionKey:
- return @"F8";
- // "F9"
- case NSF9FunctionKey:
- return @"F9";
- // "F10"
- case NSF10FunctionKey:
- return @"F10";
- // "F11"
- case NSF11FunctionKey:
- return @"F11";
- // "F12"
- case NSF12FunctionKey:
- return @"F12";
- // "F13"
- case NSF13FunctionKey:
- return @"F13";
- // "F14"
- case NSF14FunctionKey:
- return @"F14";
- // "F15"
- case NSF15FunctionKey:
- return @"F15";
- // "F16"
- case NSF16FunctionKey:
- return @"F16";
- // "F17"
- case NSF17FunctionKey:
- return @"F17";
- // "F18"
- case NSF18FunctionKey:
- return @"F18";
- // "F19"
- case NSF19FunctionKey:
- return @"F19";
- // "F20"
- case NSF20FunctionKey:
- return @"F20";
- // "F21"
- case NSF21FunctionKey:
- return @"F21";
- // "F22"
- case NSF22FunctionKey:
- return @"F22";
- // "F23"
- case NSF23FunctionKey:
- return @"F23";
- // "F24"
- case NSF24FunctionKey:
- return @"F24";
-
- // "FinalMode"
-
- // "Find"
- case NSFindFunctionKey:
- return @"Find";
-
- // "FullWidth"
- // "HalfWidth"
- // "HangulMode"
- // "HanjaMode"
-
- // "Help"
- case NSHelpFunctionKey:
- return @"Help";
-
- // "Hiragana"
-
- // "Home"
- case NSHomeFunctionKey:
- return @"Home";
- // "Insert"
- case NSInsertFunctionKey:
- return @"Insert";
-
- // "JapaneseHiragana"
- // "JapaneseKatakana"
- // "JapaneseRomaji"
- // "JunjaMode"
- // "KanaMode"
- // "KanjiMode"
- // "Katakana"
- // "LaunchApplication1"
- // "LaunchApplication2"
- // "LaunchMail"
-
- // "Left"
- case NSLeftArrowFunctionKey:
- return @"Left";
-
- // "Meta"
- // "MediaNextTrack"
- // "MediaPlayPause"
- // "MediaPreviousTrack"
- // "MediaStop"
-
- // "ModeChange"
- case NSModeSwitchFunctionKey:
- return @"ModeChange";
-
- // "Nonconvert"
- // "NumLock"
-
- // "PageDown"
- case NSPageDownFunctionKey:
- return @"PageDown";
- // "PageUp"
- case NSPageUpFunctionKey:
- return @"PageUp";
-
- // "Paste"
-
- // "Pause"
- case NSPauseFunctionKey:
- return @"Pause";
-
- // "Play"
- // "PreviousCandidate"
-
- // "PrintScreen"
- case NSPrintScreenFunctionKey:
- return @"PrintScreen";
-
- // "Process"
- // "Props"
-
- // "Right"
- case NSRightArrowFunctionKey:
- return @"Right";
-
- // "RomanCharacters"
-
- // "Scroll"
- case NSScrollLockFunctionKey:
- return @"Scroll";
- // "Select"
- case NSSelectFunctionKey:
- return @"Select";
-
- // "SelectMedia"
- // "Shift"
-
- // "Stop"
- case NSStopFunctionKey:
- return @"Stop";
- // "Up"
- case NSUpArrowFunctionKey:
- return @"Up";
- // "Undo"
- case NSUndoFunctionKey:
- return @"Undo";
-
- // "VolumeDown"
- // "VolumeMute"
- // "VolumeUp"
- // "Win"
- // "Zoom"
-
- // More function keys, not in the key identifier specification.
- case NSF25FunctionKey:
- return @"F25";
- case NSF26FunctionKey:
- return @"F26";
- case NSF27FunctionKey:
- return @"F27";
- case NSF28FunctionKey:
- return @"F28";
- case NSF29FunctionKey:
- return @"F29";
- case NSF30FunctionKey:
- return @"F30";
- case NSF31FunctionKey:
- return @"F31";
- case NSF32FunctionKey:
- return @"F32";
- case NSF33FunctionKey:
- return @"F33";
- case NSF34FunctionKey:
- return @"F34";
- case NSF35FunctionKey:
- return @"F35";
-
- // Turn 0x7F into 0x08, because backspace needs to always be 0x08.
- case 0x7F:
- return @"U+0008";
- // Standard says that DEL becomes U+007F.
- case NSDeleteFunctionKey:
- return @"U+007F";
-
- // Always use 0x09 for tab instead of AppKit's backtab character.
- case NSBackTabCharacter:
- return @"U+0009";
-
- case NSBeginFunctionKey:
- case NSBreakFunctionKey:
- case NSClearDisplayFunctionKey:
- case NSDeleteCharFunctionKey:
- case NSDeleteLineFunctionKey:
- case NSInsertCharFunctionKey:
- case NSInsertLineFunctionKey:
- case NSNextFunctionKey:
- case NSPrevFunctionKey:
- case NSPrintFunctionKey:
- case NSRedoFunctionKey:
- case NSResetFunctionKey:
- case NSSysReqFunctionKey:
- case NSSystemFunctionKey:
- case NSUserFunctionKey:
- // FIXME: We should use something other than the vendor-area Unicode values for the above keys.
- // For now, just fall through to the default.
- default:
- return [NSString stringWithFormat:@"U+%04X", WTF::toASCIIUpper(c)];
- }
-}
-
-// End Apple code.
-// ----------------------------------------------------------------------------
-
-static inline int modifiersFromEvent(NSEvent* event) {
- int modifiers = 0;
-
- if ([event modifierFlags] & NSControlKeyMask)
- modifiers |= WebInputEvent::ControlKey;
- if ([event modifierFlags] & NSShiftKeyMask)
- modifiers |= WebInputEvent::ShiftKey;
- if ([event modifierFlags] & NSAlternateKeyMask)
- modifiers |= WebInputEvent::AltKey;
- if ([event modifierFlags] & NSCommandKeyMask)
- modifiers |= WebInputEvent::MetaKey;
- if ([event modifierFlags] & NSAlphaShiftKeyMask)
- modifiers |= WebInputEvent::CapsLockOn;
- // TODO(port): Set mouse button states
-
- return modifiers;
-}
-
-static inline void setWebEventLocationFromEventInView(WebMouseEvent* result,
- NSEvent* event,
- NSView* view) {
- NSPoint windowLocal = [event locationInWindow];
-
- NSPoint screenLocal = [[view window] convertBaseToScreen:windowLocal];
- result->globalX = screenLocal.x;
- // Flip y.
- NSScreen* primaryScreen = ([[NSScreen screens] count] > 0) ?
- [[NSScreen screens] objectAtIndex:0] : nil;
- if (primaryScreen)
- result->globalY = [primaryScreen frame].size.height - screenLocal.y;
- else
- result->globalY = screenLocal.y;
-
- NSPoint contentLocal = [view convertPoint:windowLocal fromView:nil];
- result->x = contentLocal.x;
- result->y = [view frame].size.height - contentLocal.y; // Flip y.
-
- result->windowX = result->x;
- result->windowY = result->y;
-
- result->movementX = [event deltaX];
- result->movementY = [event deltaY];
-}
-
-WebKeyboardEvent WebInputEventFactory::keyboardEvent(NSEvent* event)
-{
- WebKeyboardEvent result;
-
- result.type =
- isKeyUpEvent(event) ? WebInputEvent::KeyUp : WebInputEvent::RawKeyDown;
-
- result.modifiers = modifiersFromEvent(event);
-
- if (isKeypadEvent(event))
- result.modifiers |= WebInputEvent::IsKeyPad;
-
- if (([event type] != NSFlagsChanged) && [event isARepeat])
- result.modifiers |= WebInputEvent::IsAutoRepeat;
-
- int windowsKeyCode = windowsKeyCodeForKeyEvent(event);
- result.windowsKeyCode = WebKeyboardEvent::windowsKeyCodeWithoutLocation(windowsKeyCode);
- result.modifiers |= WebKeyboardEvent::locationModifiersFromWindowsKeyCode(windowsKeyCode);
- result.nativeKeyCode = [event keyCode];
-
- NSString* textStr = textFromEvent(event);
- NSString* unmodifiedStr = unmodifiedTextFromEvent(event);
- NSString* identifierStr = keyIdentifierForKeyEvent(event);
-
- // Begin Apple code, copied from KeyEventMac.mm
-
- // Always use 13 for Enter/Return -- we don't want to use AppKit's
- // different character for Enter.
- if (result.windowsKeyCode == '\r') {
- textStr = @"\r";
- unmodifiedStr = @"\r";
- }
-
- // The adjustments below are only needed in backward compatibility mode,
- // but we cannot tell what mode we are in from here.
-
- // Turn 0x7F into 8, because backspace needs to always be 8.
- if ([textStr isEqualToString:@"\x7F"])
- textStr = @"\x8";
- if ([unmodifiedStr isEqualToString:@"\x7F"])
- unmodifiedStr = @"\x8";
- // Always use 9 for tab -- we don't want to use AppKit's different character
- // for shift-tab.
- if (result.windowsKeyCode == 9) {
- textStr = @"\x9";
- unmodifiedStr = @"\x9";
- }
-
- // End Apple code.
-
- if ([textStr length] < WebKeyboardEvent::textLengthCap &&
- [unmodifiedStr length] < WebKeyboardEvent::textLengthCap) {
- [textStr getCharacters:&result.text[0]];
- [unmodifiedStr getCharacters:&result.unmodifiedText[0]];
- } else
- ASSERT_NOT_REACHED();
-
- [identifierStr getCString:&result.keyIdentifier[0]
- maxLength:sizeof(result.keyIdentifier)
- encoding:NSASCIIStringEncoding];
-
- result.timeStampSeconds = [event timestamp];
-
- // Windows and Linux set |isSystemKey| if alt is down. WebKit looks at this
- // flag to decide if it should handle a key or not. E.g. alt-left/right
- // shouldn't be used by WebKit to scroll the current page, because we want
- // to get that key back for it to do history navigation. Hence, the
- // corresponding situation on OS X is to set this for cmd key presses.
- if (result.modifiers & WebInputEvent::MetaKey)
- result.isSystemKey = true;
-
- return result;
-}
-
-WebKeyboardEvent WebInputEventFactory::keyboardEvent(wchar_t character,
- int modifiers,
- double timeStampSeconds)
-{
- // keyboardEvent(NSEvent*) depends on the NSEvent object and
- // it is hard to use it from methods of the NSTextInput protocol. For
- // such methods, this function creates a WebInputEvent::Char event without
- // using a NSEvent object.
- WebKeyboardEvent result;
- result.type = WebKit::WebInputEvent::Char;
- result.timeStampSeconds = timeStampSeconds;
- result.modifiers = modifiers;
- result.windowsKeyCode = character;
- result.nativeKeyCode = character;
- result.text[0] = character;
- result.unmodifiedText[0] = character;
-
- // Windows and Linux set |isSystemKey| if alt is down. WebKit looks at this
- // flag to decide if it should handle a key or not. E.g. alt-left/right
- // shouldn't be used by WebKit to scroll the current page, because we want
- // to get that key back for it to do history navigation. Hence, the
- // corresponding situation on OS X is to set this for cmd key presses.
- if (result.modifiers & WebInputEvent::MetaKey)
- result.isSystemKey = true;
-
- return result;
-}
-
-// WebMouseEvent --------------------------------------------------------------
-
-WebMouseEvent WebInputEventFactory::mouseEvent(NSEvent* event, NSView* view)
-{
- WebMouseEvent result;
-
- result.clickCount = 0;
-
- switch ([event type]) {
- case NSMouseExited:
- result.type = WebInputEvent::MouseLeave;
- result.button = WebMouseEvent::ButtonNone;
- break;
- case NSLeftMouseDown:
- result.type = WebInputEvent::MouseDown;
- result.clickCount = [event clickCount];
- result.button = WebMouseEvent::ButtonLeft;
- break;
- case NSOtherMouseDown:
- result.type = WebInputEvent::MouseDown;
- result.clickCount = [event clickCount];
- result.button = WebMouseEvent::ButtonMiddle;
- break;
- case NSRightMouseDown:
- result.type = WebInputEvent::MouseDown;
- result.clickCount = [event clickCount];
- result.button = WebMouseEvent::ButtonRight;
- break;
- case NSLeftMouseUp:
- result.type = WebInputEvent::MouseUp;
- result.clickCount = [event clickCount];
- result.button = WebMouseEvent::ButtonLeft;
- break;
- case NSOtherMouseUp:
- result.type = WebInputEvent::MouseUp;
- result.clickCount = [event clickCount];
- result.button = WebMouseEvent::ButtonMiddle;
- break;
- case NSRightMouseUp:
- result.type = WebInputEvent::MouseUp;
- result.clickCount = [event clickCount];
- result.button = WebMouseEvent::ButtonRight;
- break;
- case NSMouseMoved:
- case NSMouseEntered:
- result.type = WebInputEvent::MouseMove;
- break;
- case NSLeftMouseDragged:
- result.type = WebInputEvent::MouseMove;
- result.button = WebMouseEvent::ButtonLeft;
- break;
- case NSOtherMouseDragged:
- result.type = WebInputEvent::MouseMove;
- result.button = WebMouseEvent::ButtonMiddle;
- break;
- case NSRightMouseDragged:
- result.type = WebInputEvent::MouseMove;
- result.button = WebMouseEvent::ButtonRight;
- break;
- default:
- ASSERT_NOT_REACHED();
- }
-
- setWebEventLocationFromEventInView(&result, event, view);
-
- result.modifiers = modifiersFromEvent(event);
-
- result.timeStampSeconds = [event timestamp];
-
- return result;
-}
-
-// WebMouseWheelEvent ---------------------------------------------------------
-
-static WebMouseWheelEvent::Phase phaseForNSEventPhase(NSEventPhase eventPhase)
-{
- uint32_t phase = WebMouseWheelEvent::PhaseNone;
- if (eventPhase & NSEventPhaseBegan)
- phase |= WebMouseWheelEvent::PhaseBegan;
- if (eventPhase & NSEventPhaseStationary)
- phase |= WebMouseWheelEvent::PhaseStationary;
- if (eventPhase & NSEventPhaseChanged)
- phase |= WebMouseWheelEvent::PhaseChanged;
- if (eventPhase & NSEventPhaseEnded)
- phase |= WebMouseWheelEvent::PhaseEnded;
- if (eventPhase & NSEventPhaseCancelled)
- phase |= WebMouseWheelEvent::PhaseCancelled;
- if (eventPhase & NSEventPhaseMayBegin)
- phase |= WebMouseWheelEvent::PhaseMayBegin;
- return static_cast<WebMouseWheelEvent::Phase>(phase);
-}
-
-static WebMouseWheelEvent::Phase phaseForEvent(NSEvent *event)
-{
- if (![event respondsToSelector:@selector(phase)])
- return WebMouseWheelEvent::PhaseNone;
-
- NSEventPhase eventPhase = [event phase];
- return phaseForNSEventPhase(eventPhase);
-}
-
-static WebMouseWheelEvent::Phase momentumPhaseForEvent(NSEvent *event)
-{
- if (![event respondsToSelector:@selector(momentumPhase)])
- return WebMouseWheelEvent::PhaseNone;
-
- NSEventPhase eventMomentumPhase = [event momentumPhase];
- return phaseForNSEventPhase(eventMomentumPhase);
-}
-
-WebMouseWheelEvent WebInputEventFactory::mouseWheelEvent(NSEvent* event, NSView* view)
-{
- WebMouseWheelEvent result;
-
- result.type = WebInputEvent::MouseWheel;
- result.button = WebMouseEvent::ButtonNone;
-
- result.modifiers = modifiersFromEvent(event);
-
- setWebEventLocationFromEventInView(&result, event, view);
-
- // Of Mice and Men
- // ---------------
- //
- // There are three types of scroll data available on a scroll wheel CGEvent.
- // Apple's documentation ([1]) is rather vague in their differences, and not
- // terribly helpful in deciding which to use. This is what's really going on.
- //
- // First, these events behave very differently depending on whether a standard
- // wheel mouse is used (one that scrolls in discrete units) or a
- // trackpad/Mighty Mouse is used (which both provide continuous scrolling).
- // You must check to see which was used for the event by testing the
- // kCGScrollWheelEventIsContinuous field.
- //
- // Second, these events refer to "axes". Axis 1 is the y-axis, and axis 2 is
- // the x-axis.
- //
- // Third, there is a concept of mouse acceleration. Scrolling the same amount
- // of physical distance will give you different results logically depending on
- // whether you scrolled a little at a time or in one continuous motion. Some
- // fields account for this while others do not.
- //
- // Fourth, for trackpads there is a concept of chunkiness. When scrolling
- // continuously, events can be delivered in chunks. That is to say, lots of
- // scroll events with delta 0 will be delivered, and every so often an event
- // with a non-zero delta will be delivered, containing the accumulated deltas
- // from all the intermediate moves. [2]
- //
- // For notchy wheel mice (kCGScrollWheelEventIsContinuous == 0)
- // ------------------------------------------------------------
- //
- // kCGScrollWheelEventDeltaAxis*
- // This is the rawest of raw events. For each mouse notch you get a value of
- // +1/-1. This does not take acceleration into account and thus is less
- // useful for building UIs.
- //
- // kCGScrollWheelEventPointDeltaAxis*
- // This is smarter. In general, for each mouse notch you get a value of
- // +1/-1, but this _does_ take acceleration into account, so you will get
- // larger values on longer scrolls. This field would be ideal for building
- // UIs except for one nasty bug: when the shift key is pressed, this set of
- // fields fails to move the value into the axis2 field (the other two types
- // of data do). This wouldn't be so bad except for the fact that while the
- // number of axes is used in the creation of a CGScrollWheelEvent, there is
- // no way to get that information out of the event once created.
- //
- // kCGScrollWheelEventFixedPtDeltaAxis*
- // This is a fixed value, and for each mouse notch you get a value of
- // +0.1/-0.1 (but, like above, scaled appropriately for acceleration). This
- // value takes acceleration into account, and in fact is identical to the
- // results you get from -[NSEvent delta*]. (That is, if you linked on Tiger
- // or greater; see [2] for details.)
- //
- // A note about continuous devices
- // -------------------------------
- //
- // There are two devices that provide continuous scrolling events (trackpads
- // and Mighty Mouses) and they behave rather differently. The Mighty Mouse
- // behaves a lot like a regular mouse. There is no chunking, and the
- // FixedPtDelta values are the PointDelta values multiplied by 0.1. With the
- // trackpad, though, there is chunking. While the FixedPtDelta values are
- // reasonable (they occur about every fifth event but have values five times
- // larger than usual) the Delta values are unreasonable. They don't appear to
- // accumulate properly.
- //
- // For continuous devices (kCGScrollWheelEventIsContinuous != 0)
- // -------------------------------------------------------------
- //
- // kCGScrollWheelEventDeltaAxis*
- // This provides values with no acceleration. With a trackpad, these values
- // are chunked but each non-zero value does not appear to be cumulative.
- // This seems to be a bug.
- //
- // kCGScrollWheelEventPointDeltaAxis*
- // This provides values with acceleration. With a trackpad, these values are
- // not chunked and are highly accurate.
- //
- // kCGScrollWheelEventFixedPtDeltaAxis*
- // This provides values with acceleration. With a trackpad, these values are
- // chunked but unlike Delta events are properly cumulative.
- //
- // Summary
- // -------
- //
- // In general the best approach to take is: determine if the event is
- // continuous. If it is not, then use the FixedPtDelta events (or just stick
- // with Cocoa events). They provide both acceleration and proper horizontal
- // scrolling. If the event is continuous, then doing pixel scrolling with the
- // PointDelta is the way to go. In general, avoid the Delta events. They're
- // the oldest (dating back to 10.4, before CGEvents were public) but they lack
- // acceleration and precision, making them useful only in specific edge cases.
- //
- // References
- // ----------
- //
- // [1] <http://developer.apple.com/documentation/Carbon/Reference/QuartzEventServicesRef/Reference/reference.html>
- // [2] <http://developer.apple.com/releasenotes/Cocoa/AppKitOlderNotes.html>
- // Scroll to the section headed "NSScrollWheel events".
- //
- // P.S. The "smooth scrolling" option in the system preferences is utterly
- // unrelated to any of this.
-
- CGEventRef cgEvent = [event CGEvent];
- ASSERT(cgEvent);
-
- // Wheel ticks are supposed to be raw, unaccelerated values, one per physical
- // mouse wheel notch. The delta event is perfect for this (being a good
- // "specific edge case" as mentioned above). Trackpads, unfortunately, do
- // event chunking, and sending mousewheel events with 0 ticks causes some
- // websites to malfunction. Therefore, for all continuous input devices we use
- // the point delta data instead, since we cannot distinguish trackpad data
- // from data from any other continuous device.
-
- // Conversion between wheel delta amounts and number of pixels to scroll.
- static const double scrollbarPixelsPerCocoaTick = 40.0;
-
- if (CGEventGetIntegerValueField(cgEvent, kCGScrollWheelEventIsContinuous)) {
- result.deltaX = CGEventGetIntegerValueField(cgEvent, kCGScrollWheelEventPointDeltaAxis2);
- result.deltaY = CGEventGetIntegerValueField(cgEvent, kCGScrollWheelEventPointDeltaAxis1);
- result.wheelTicksX = result.deltaX / scrollbarPixelsPerCocoaTick;
- result.wheelTicksY = result.deltaY / scrollbarPixelsPerCocoaTick;
- result.hasPreciseScrollingDeltas = true;
- } else {
- result.deltaX = [event deltaX] * scrollbarPixelsPerCocoaTick;
- result.deltaY = [event deltaY] * scrollbarPixelsPerCocoaTick;
- result.wheelTicksY = CGEventGetIntegerValueField(cgEvent, kCGScrollWheelEventDeltaAxis1);
- result.wheelTicksX = CGEventGetIntegerValueField(cgEvent, kCGScrollWheelEventDeltaAxis2);
- }
-
- result.timeStampSeconds = [event timestamp];
-
- result.phase = phaseForEvent(event);
- result.momentumPhase = momentumPhaseForEvent(event);
-
- return result;
-}
-
-WebGestureEvent WebInputEventFactory::gestureEvent(NSEvent *event, NSView *view)
-{
- WebGestureEvent result;
-
- // Use a temporary WebMouseEvent to get the location.
- WebMouseEvent temp;
-
- setWebEventLocationFromEventInView(&temp, event, view);
- result.x = temp.x;
- result.y = temp.y;
- result.globalX = temp.globalX;
- result.globalY = temp.globalY;
-
- result.type = gestureEventTypeForEvent(event);
- result.modifiers = modifiersFromEvent(event);
- result.timeStampSeconds = [event timestamp];
-
- return result;
-}
-
-} // namespace WebKit
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