blob: 05f4682dd0f83dd55e2d77c1badd67c11765c52b [file] [log] [blame]
/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
* Copyright (C) 2012-2013 D. R. Commander. All Rights Reserved.
* Copyright (C) 2013 Brian P. Hinz
* Copyright (C) 2013 Pierre Ossman <ossman@cendio.se> for Cendio AB
*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*/
//
// Keysyms - defines X keysyms for non-character keys. All keysyms
// corresponding to characters should be generated by calling
// UnicodeToKeysym.ucs2keysym().
//
package com.tigervnc.rfb;
import java.awt.event.KeyEvent;
import com.tigervnc.vncviewer.VncViewer;
public class Keysyms {
public static final int VoidSymbol = 0xffffff;
/*
* TTY Functions, cleverly chosen to map to ascii, for convenience of
* programming, but could have been arbitrary (at the cost of lookup
* tables in client code.
*/
public static final int BackSpace = 0xFF08;
public static final int Tab = 0xFF09;
public static final int Linefeed = 0xFF0A;
public static final int Clear = 0xFF0B;
public static final int Return = 0xFF0D;
public static final int Pause = 0xFF13;
public static final int Scroll_Lock = 0xFF14;
public static final int Sys_Req = 0xFF15;
public static final int Escape = 0xFF1B;
public static final int Delete = 0xFFFF;
/* International & multi-key character composition */
public static final int Multi_key = 0xFF20; /* Multi-key character compose */
public static final int Codeinput = 0xFF37;
public static final int SingleCandidate = 0xFF3C;
public static final int MultipleCandidate = 0xFF3D;
public static final int PreviousCandidate = 0xFF3E;
/* Japanese keyboard support */
public static final int Kanji = 0xFF21; /* Kanji, Kanji convert */
public static final int Muhenkan = 0xFF22; /* Cancel Conversion */
public static final int Henkan_Mode = 0xFF23; /* Start/Stop Conversion */
public static final int Henkan = 0xFF23; /* Alias for Henkan_Mode */
public static final int Romaji = 0xFF24; /* to Romaji */
public static final int Hiragana = 0xFF25; /* to Hiragana */
public static final int Katakana = 0xFF26; /* to Katakana */
public static final int Hiragana_Katakana = 0xFF27; /* Hiragana/Katakana toggle */
public static final int Zenkaku = 0xFF28; /* to Zenkaku */
public static final int Hankaku = 0xFF29; /* to Hankaku */
public static final int Zenkaku_Hankaku = 0xFF2A; /* Zenkaku/Hankaku toggle */
public static final int Touroku = 0xFF2B; /* Add to Dictionary */
public static final int Massyo = 0xFF2C; /* Delete from Dictionary */
public static final int Kana_Lock = 0xFF2D; /* Kana Lock */
public static final int Kana_Shift = 0xFF2E; /* Kana Shift */
public static final int Eisu_Shift = 0xFF2F; /* Alphanumeric Shift */
public static final int Eisu_toggle = 0xFF30; /* Alphanumeric toggle */
public static final int Kanji_Bangou = 0xFF37; /* Codeinput */
public static final int Zen_Koho = 0xFF3D; /* Multiple/All Candidate(s) */
public static final int Mae_Koho = 0xFF3E; /* Previous Candidate */
/* Cursor control & motion */
public static final int Home = 0xFF50;
public static final int Left = 0xFF51;
public static final int Up = 0xFF52;
public static final int Right = 0xFF53;
public static final int Down = 0xFF54;
public static final int Prior = 0xFF55;
public static final int Page_Up = 0xFF55;
public static final int Next = 0xFF56;
public static final int Page_Down = 0xFF56;
public static final int End = 0xFF57;
public static final int Begin = 0xFF58;
/* Misc Functions */
public static final int Select = 0xFF60;
public static final int Print = 0xFF61;
public static final int Execute = 0xFF62;
public static final int Insert = 0xFF63;
public static final int Undo = 0xFF65;
public static final int Redo = 0xFF66;
public static final int Menu = 0xFF67;
public static final int Find = 0xFF68;
public static final int Cancel = 0xFF69;
public static final int Help = 0xFF6A;
public static final int Break = 0xFF6B;
public static final int Mode_switch = 0xFF7E;
public static final int script_switch = 0xFF7E;
public static final int Num_Lock = 0xFF7F;
/* Keypad Functions, keypad numbers cleverly chosen to map to ascii */
public static final int KP_Enter = 0xFF8D;
public static final int KP_Home = 0xFF95;
public static final int KP_Left = 0xFF96;
public static final int KP_Up = 0xFF97;
public static final int KP_Right = 0xFF98;
public static final int KP_Down = 0xFF99;
public static final int KP_Page_Up = 0xFF9A;
public static final int KP_Page_Down = 0xFF9B;
public static final int KP_End = 0xFF9C;
public static final int KP_Begin = 0xFF9D;
public static final int KP_Insert = 0xFF9E;
public static final int KP_Delete = 0xFF9F;
public static final int KP_Equal = 0xFFBD;
public static final int KP_0 = 0xFFB0;
public static final int KP_1 = 0xFFB1;
public static final int KP_2 = 0xFFB2;
public static final int KP_3 = 0xFFB3;
public static final int KP_4 = 0xFFB4;
public static final int KP_5 = 0xFFB5;
public static final int KP_6 = 0xFFB6;
public static final int KP_7 = 0xFFB7;
public static final int KP_8 = 0xFFB8;
public static final int KP_9 = 0xFFB9;
public static final int KP_Decimal = 0xFFAE;
public static final int KP_Add = 0xFFAB;
public static final int KP_Subtract = 0xFFAD;
public static final int KP_Multiply = 0xFFAA;
public static final int KP_Divide = 0xFFAF;
/*
* Auxilliary Functions; note the duplicate definitions for left and right
* function keys; Sun keyboards and a few other manufactures have such
* function key groups on the left and/or right sides of the keyboard.
* We've not found a keyboard with more than 35 function keys total.
*/
public static final int F1 = 0xFFBE;
public static final int F2 = 0xFFBF;
public static final int F3 = 0xFFC0;
public static final int F4 = 0xFFC1;
public static final int F5 = 0xFFC2;
public static final int F6 = 0xFFC3;
public static final int F7 = 0xFFC4;
public static final int F8 = 0xFFC5;
public static final int F9 = 0xFFC6;
public static final int F10 = 0xFFC7;
public static final int F11 = 0xFFC8;
public static final int F12 = 0xFFC9;
public static final int F13 = 0xFFCA;
public static final int F14 = 0xFFCB;
public static final int F15 = 0xFFCC;
public static final int F16 = 0xFFCD;
public static final int F17 = 0xFFCE;
public static final int F18 = 0xFFCF;
public static final int F19 = 0xFFD0;
public static final int F20 = 0xFFD1;
public static final int F21 = 0xFFD2;
public static final int F22 = 0xFFD3;
public static final int F23 = 0xFFD4;
public static final int F24 = 0xFFD5;
/* Modifiers */
public static final int Shift_L = 0xFFE1;
public static final int Shift_R = 0xFFE2;
public static final int Control_L = 0xFFE3;
public static final int Control_R = 0xFFE4;
public static final int Caps_Lock = 0xFFE5;
public static final int Shift_Lock = 0xFFE6;
public static final int Meta_L = 0xFFE7;
public static final int Meta_R = 0xFFE8;
public static final int Alt_L = 0xFFE9;
public static final int Alt_R = 0xFFEA;
public static final int Super_L = 0xFFEB;
public static final int Super_R = 0xFFEC;
public static final int Hyper_L = 0xFFED;
public static final int Hyper_R = 0xFFEE;
/*
* ISO 9995 Function and Modifier Keys
* Byte 3 = 0xFE
*/
public static final int ISO_Level3_Shift = 0xFE03;
/*
* Dead Modifier Keys
*/
public static final int Dead_Grave = 0xfe50; /* COMBINING GRAVE ACCENT */
public static final int Dead_Acute = 0xfe51; /* COMBINING ACUTE ACCENT */
public static final int Dead_Circumflex = 0xfe52; /* COMBINING CIRCUMFLEX ACCENT */
public static final int Dead_Tilde = 0xfe53; /* COMBINING TILDE */
public static final int Dead_Macron = 0xfe54; /* COMBINING MACRON */
public static final int Dead_Breve = 0xfe55; /* COMBINING BREVE */
public static final int Dead_AboveDot = 0xfe56; /* COMBINING DOT ABOVE */
public static final int Dead_Diaeresis = 0xfe57; /* COMBINING DIAERESIS */
public static final int Dead_AboveRing = 0xfe58; /* COMBINING RING ABOVE */
public static final int Dead_DoubleAcute = 0xfe59; /* COMBINING DOUBLE ACUTE ACCENT */
public static final int Dead_Caron = 0xfe5a; /* COMBINING CARON */
public static final int Dead_Cedilla = 0xfe5b; /* COMBINING CEDILLA */
public static final int Dead_Ogonek = 0xfe5c; /* COMBINING OGONEK */
public static final int Dead_Iota = 0xfe5d; /* MODIFIER LETTER SMALL IOTA */
public static final int Dead_Voiced_Sound = 0xfe5e; /* COMBINING KATAKANA-HIRAGANA VOICED SOUND MARK */
public static final int Dead_SemiVoiced_Sound = 0xfe5f; /* COMBINING KATAKANA-HIRAGANA SEMI-VOICED SOUND MARK */
public static final int Dead_BelowDot = 0xfe60; /* COMBINING DOT BELOW */
private static class KeySymbol {
public KeySymbol(int keycode_, int[] keysym_) {
keycode = keycode_;
keysym = new int[5];
System.arraycopy(keysym_, 0, keysym, 0, 5);
}
int keycode;
int[] keysym;
}
private static KeySymbol[] keySymbols = {
/* KEYCODE LOCATION */
/* UNKNOWN STANDARD LEFT RIGHT NUMPAD */
new KeySymbol(KeyEvent.VK_BACK_SPACE, new int[]{VoidSymbol, BackSpace, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_TAB, new int[]{VoidSymbol, Tab, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_ENTER, new int[]{VoidSymbol, Return, VoidSymbol, VoidSymbol, KP_Enter}),
new KeySymbol(KeyEvent.VK_ESCAPE, new int[]{VoidSymbol, Escape, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_CONTROL, new int[]{VoidSymbol, Control_L, Control_L, Control_R, VoidSymbol}),
new KeySymbol(KeyEvent.VK_ALT_GRAPH, new int[]{VoidSymbol, ISO_Level3_Shift, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_ALT, new int[]{VoidSymbol, ISO_Level3_Shift, Alt_L, Alt_R, VoidSymbol}),
new KeySymbol(KeyEvent.VK_SHIFT, new int[]{VoidSymbol, Shift_L, Shift_L, Shift_R, VoidSymbol}),
new KeySymbol(KeyEvent.VK_META, new int[]{VoidSymbol, Meta_L, Meta_L, Meta_R, VoidSymbol}),
new KeySymbol(KeyEvent.VK_NUMPAD0, new int[]{VoidSymbol, VoidSymbol, VoidSymbol, VoidSymbol, KP_0}),
new KeySymbol(KeyEvent.VK_NUMPAD1, new int[]{VoidSymbol, VoidSymbol, VoidSymbol, VoidSymbol, KP_1}),
new KeySymbol(KeyEvent.VK_NUMPAD2, new int[]{VoidSymbol, VoidSymbol, VoidSymbol, VoidSymbol, KP_2}),
new KeySymbol(KeyEvent.VK_NUMPAD3, new int[]{VoidSymbol, VoidSymbol, VoidSymbol, VoidSymbol, KP_3}),
new KeySymbol(KeyEvent.VK_NUMPAD4, new int[]{VoidSymbol, VoidSymbol, VoidSymbol, VoidSymbol, KP_4}),
new KeySymbol(KeyEvent.VK_NUMPAD5, new int[]{VoidSymbol, VoidSymbol, VoidSymbol, VoidSymbol, KP_5}),
new KeySymbol(KeyEvent.VK_NUMPAD6, new int[]{VoidSymbol, VoidSymbol, VoidSymbol, VoidSymbol, KP_6}),
new KeySymbol(KeyEvent.VK_NUMPAD7, new int[]{VoidSymbol, VoidSymbol, VoidSymbol, VoidSymbol, KP_7}),
new KeySymbol(KeyEvent.VK_NUMPAD8, new int[]{VoidSymbol, VoidSymbol, VoidSymbol, VoidSymbol, KP_8}),
new KeySymbol(KeyEvent.VK_NUMPAD9, new int[]{VoidSymbol, VoidSymbol, VoidSymbol, VoidSymbol, KP_9}),
new KeySymbol(KeyEvent.VK_DECIMAL, new int[]{VoidSymbol, KP_Decimal, VoidSymbol, VoidSymbol, KP_Decimal}),
new KeySymbol(KeyEvent.VK_ADD, new int[]{VoidSymbol, KP_Add, VoidSymbol, VoidSymbol, KP_Add}),
new KeySymbol(KeyEvent.VK_SUBTRACT, new int[]{VoidSymbol, KP_Subtract, VoidSymbol, VoidSymbol, KP_Subtract}),
new KeySymbol(KeyEvent.VK_MULTIPLY, new int[]{VoidSymbol, KP_Multiply, VoidSymbol, VoidSymbol, KP_Multiply}),
new KeySymbol(KeyEvent.VK_DIVIDE, new int[]{VoidSymbol, KP_Divide, VoidSymbol, VoidSymbol, KP_Divide}),
new KeySymbol(KeyEvent.VK_DELETE, new int[]{VoidSymbol, Delete, VoidSymbol, VoidSymbol, KP_Delete}),
new KeySymbol(KeyEvent.VK_CLEAR, new int[]{VoidSymbol, Clear, VoidSymbol, VoidSymbol, KP_Begin}),
new KeySymbol(KeyEvent.VK_HOME, new int[]{VoidSymbol, Home, VoidSymbol, VoidSymbol, KP_Home}),
new KeySymbol(KeyEvent.VK_END, new int[]{VoidSymbol, End, VoidSymbol, VoidSymbol, KP_End}),
new KeySymbol(KeyEvent.VK_PAGE_UP, new int[]{VoidSymbol, Page_Up, VoidSymbol, VoidSymbol, KP_Page_Up}),
new KeySymbol(KeyEvent.VK_PAGE_DOWN, new int[]{VoidSymbol, Page_Down, VoidSymbol, VoidSymbol, KP_Page_Down}),
new KeySymbol(KeyEvent.VK_UP, new int[]{VoidSymbol, Up, VoidSymbol, VoidSymbol, KP_Up}),
new KeySymbol(KeyEvent.VK_DOWN, new int[]{VoidSymbol, Down, VoidSymbol, VoidSymbol, KP_Down}),
new KeySymbol(KeyEvent.VK_LEFT, new int[]{VoidSymbol, Left, VoidSymbol, VoidSymbol, KP_Left}),
new KeySymbol(KeyEvent.VK_RIGHT, new int[]{VoidSymbol, Right, VoidSymbol, VoidSymbol, KP_Right}),
new KeySymbol(KeyEvent.VK_BEGIN, new int[]{VoidSymbol, Begin, VoidSymbol, VoidSymbol, KP_Begin}),
new KeySymbol(KeyEvent.VK_KP_LEFT, new int[]{VoidSymbol, KP_Left, VoidSymbol, VoidSymbol, KP_Left}),
new KeySymbol(KeyEvent.VK_KP_UP, new int[]{VoidSymbol, KP_Up, VoidSymbol, VoidSymbol, KP_Up}),
new KeySymbol(KeyEvent.VK_KP_RIGHT, new int[]{VoidSymbol, KP_Right, VoidSymbol, VoidSymbol, KP_Right}),
new KeySymbol(KeyEvent.VK_KP_DOWN, new int[]{VoidSymbol, KP_Down, VoidSymbol, VoidSymbol, KP_Down}),
new KeySymbol(KeyEvent.VK_PRINTSCREEN, new int[]{VoidSymbol, Print, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_SCROLL_LOCK, new int[]{VoidSymbol, Scroll_Lock, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_CAPS_LOCK, new int[]{VoidSymbol, Caps_Lock, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_NUM_LOCK, new int[]{VoidSymbol, Num_Lock, VoidSymbol, VoidSymbol, Num_Lock}),
new KeySymbol(KeyEvent.VK_INSERT, new int[]{VoidSymbol, Insert, VoidSymbol, VoidSymbol, KP_Insert}),
new KeySymbol(KeyEvent.VK_AGAIN, new int[]{VoidSymbol, Redo, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_UNDO, new int[]{VoidSymbol, Undo, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_FIND, new int[]{VoidSymbol, Find, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_STOP, new int[]{VoidSymbol, Cancel, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_HELP, new int[]{VoidSymbol, Help, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_WINDOWS, new int[]{VoidSymbol, Super_L, Super_L, Super_R, VoidSymbol}),
new KeySymbol(KeyEvent.VK_CONTEXT_MENU, new int[]{VoidSymbol, Menu, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_KANJI, new int[]{VoidSymbol, Kanji, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_KATAKANA, new int[]{VoidSymbol, Katakana, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_HIRAGANA, new int[]{VoidSymbol, Hiragana, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_PREVIOUS_CANDIDATE,
new int[]{VoidSymbol, PreviousCandidate,VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_CODE_INPUT, new int[]{VoidSymbol, Codeinput, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_JAPANESE_ROMAN,
new int[]{VoidSymbol, Romaji, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_KANA_LOCK, new int[]{VoidSymbol, Kana_Lock, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_DEAD_ABOVEDOT,new int[]{VoidSymbol, Dead_AboveDot, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_DEAD_ABOVERING,
new int[]{VoidSymbol, Dead_AboveRing, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_DEAD_ACUTE, new int[]{VoidSymbol, Dead_Acute, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_DEAD_BREVE, new int[]{VoidSymbol, Dead_Breve, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_DEAD_CARON, new int[]{VoidSymbol, Dead_Caron, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_DEAD_CIRCUMFLEX,
new int[]{VoidSymbol, Dead_Circumflex, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_DEAD_DIAERESIS,
new int[]{VoidSymbol, Dead_Diaeresis, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_DEAD_DOUBLEACUTE,
new int[]{VoidSymbol, Dead_DoubleAcute, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_DEAD_GRAVE, new int[]{VoidSymbol, Dead_Grave, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_DEAD_IOTA, new int[]{VoidSymbol, Dead_Iota, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_DEAD_MACRON, new int[]{VoidSymbol, Dead_Macron, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_DEAD_OGONEK, new int[]{VoidSymbol, Dead_Ogonek, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_DEAD_SEMIVOICED_SOUND,
new int[]{VoidSymbol, Dead_SemiVoiced_Sound,VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_DEAD_TILDE, new int[]{VoidSymbol, Dead_Tilde, VoidSymbol, VoidSymbol, VoidSymbol}),
new KeySymbol(KeyEvent.VK_DEAD_VOICED_SOUND,
new int[]{VoidSymbol, Dead_Voiced_Sound, VoidSymbol, VoidSymbol, VoidSymbol}),
};
public static int translateKeyEvent(KeyEvent ev) {
int location = ev.getKeyLocation();
int keyCode = ev.getKeyCode();
// First check for function keys
if (keyCode >= KeyEvent.VK_F1 && keyCode <= KeyEvent.VK_F12)
return Keysyms.F1 + keyCode - KeyEvent.VK_F1;
if (keyCode >= KeyEvent.VK_F13 && keyCode <= KeyEvent.VK_F24)
return Keysyms.F13 + keyCode - KeyEvent.VK_F13;
// Numpad numbers
if (keyCode >= KeyEvent.VK_0 && keyCode <= KeyEvent.VK_9 &&
location == KeyEvent.KEY_LOCATION_NUMPAD)
return Keysyms.KP_0 + keyCode - KeyEvent.VK_0;
if (VncViewer.os.startsWith("mac os x")) {
// Alt on OS X behaves more like AltGr on other systems, and to get
// sane behaviour we should translate things in that manner for the
// remote VNC server. However that means we lose the ability to use
// Alt as a shortcut modifier. Do what RealVNC does and hijack the
// left command key as an Alt replacement.
switch (keyCode) {
case KeyEvent.VK_META:
if (location == KeyEvent.KEY_LOCATION_LEFT)
return Alt_L;
else
return Super_L;
case KeyEvent.VK_ALT:
if (location == KeyEvent.KEY_LOCATION_LEFT)
return Alt_L;
else
return ISO_Level3_Shift;
}
}
// Then other special keys
if (keyCode == KeyEvent.VK_PAUSE)
return (ev.isControlDown() ? Break : Pause);
else if (keyCode == KeyEvent.VK_PRINTSCREEN)
return (ev.isControlDown() ? Sys_Req : Print);
else
for(int i = 0; i < keySymbols.length; i++)
if (keySymbols[i].keycode == keyCode)
return (keySymbols[i].keysym)[location];
// Unknown special key?
if (KeyEvent.getKeyText(keyCode).isEmpty()) {
vlog.error("Unknown key code:");
String fmt = ev.paramString().replaceAll("%","%%");
vlog.error(String.format(fmt.replaceAll(",","%n ")));
return VoidSymbol;
}
char keyChar = ev.getKeyChar();
if (!ev.isControlDown() && keyChar != KeyEvent.CHAR_UNDEFINED)
return UnicodeToKeysym.ucs2keysym(Character.toString(keyChar).codePointAt(0));
int key = keyChar;
if (ev.isControlDown()) {
// For CTRL-<letter>, CTRL is sent separately, so just send <letter>.
if ((key >= 1 && key <= 26 && !ev.isShiftDown()) ||
// CTRL-{, CTRL-|, CTRL-} also map to ASCII 96-127
(key >= 27 && key <= 29 && ev.isShiftDown()))
key += 96;
// For CTRL-SHIFT-<letter>, send capital <letter> to emulate behavior
// of Linux. For CTRL-@, send @. For CTRL-_, send _. For CTRL-^,
// send ^.
else if (key < 32)
key += 64;
// Windows and Mac sometimes return CHAR_UNDEFINED with CTRL-SHIFT
// combinations, so best we can do is send the key code if it is
// a valid ASCII symbol.
else if (ev.getKeyChar() == KeyEvent.CHAR_UNDEFINED && keyCode >= 0 &&
keyCode <= 127)
key = keyCode;
}
return UnicodeToKeysym.ucs2keysym(key);
}
static LogWriter vlog = new LogWriter("Keysyms");
}