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Diffstat (limited to 'libjava/classpath/gnu/java/awt/peer/x/KeyboardMapping.java')
| -rw-r--r-- | libjava/classpath/gnu/java/awt/peer/x/KeyboardMapping.java | 419 |
1 files changed, 419 insertions, 0 deletions
diff --git a/libjava/classpath/gnu/java/awt/peer/x/KeyboardMapping.java b/libjava/classpath/gnu/java/awt/peer/x/KeyboardMapping.java new file mode 100644 index 000000000..c982a30d5 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/x/KeyboardMapping.java @@ -0,0 +1,419 @@ +/* KeyboardMapping.java -- Maps X keysyms to Java keyCode and keyChar + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath 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, or (at your option) +any later version. + +GNU Classpath 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 GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.x; + +import gnu.x11.Input; +import gnu.x11.keysym.Latin1; +import gnu.x11.keysym.Misc; + +import java.awt.event.KeyEvent; + +/** + * Defines the keyboard mapping from X keysyms to Java + * keycodes and keychars. + * + * @author Roman Kennke (kennke@aicas.com) + */ +final class KeyboardMapping +{ + + /** + * Maps X keycodes to AWT keycodes. + * + * @param xInput the X input event + * @param xKeyCode the X keycode to map + * @param xMods the X modifiers + * + * @return the AWT keycode and keychar + */ + static int mapToKeyCode(gnu.x11.Input xInput, int xKeyCode, int xMods) + { + int mapped = KeyEvent.VK_UNDEFINED; + int keysym = xInput.keycode_to_keysym(xKeyCode, xMods, true); + + // Special keys. + if (keysym >= 255 << 8) + { + // FIXME: Add missing mappings. + switch (keysym) + { + case Misc.BACKSPACE: + mapped = KeyEvent.VK_BACK_SPACE; + break; + case Misc.TAB: + mapped = KeyEvent.VK_TAB; + break; + case Misc.CLEAR: + mapped = KeyEvent.VK_CLEAR; + break; + case Misc.RETURN: + mapped = KeyEvent.VK_ENTER; + break; + case Misc.PAUSE: + mapped = KeyEvent.VK_PAUSE; + break; + case Misc.SCROLL_LOCK: + mapped = KeyEvent.VK_SCROLL_LOCK; + break; + case Misc.ESCAPE: + mapped = KeyEvent.VK_ESCAPE; + break; + case Misc.HOME: + mapped = KeyEvent.VK_HOME; + break; + case Misc.LEFT: + mapped = KeyEvent.VK_LEFT; + break; + case Misc.UP: + mapped = KeyEvent.VK_UP; + break; + case Misc.RIGHT: + mapped = KeyEvent.VK_RIGHT; + break; + case Misc.DOWN: + mapped = KeyEvent.VK_DOWN; + break; + case Misc.PAGE_UP: + mapped = KeyEvent.VK_PAGE_UP; + break; + case Misc.PAGE_DOWN: + mapped = KeyEvent.VK_PAGE_DOWN; + break; + case Misc.END: + mapped = KeyEvent.VK_END; + break; + case Misc.BEGIN: + mapped = KeyEvent.VK_BEGIN; + break; + case Misc.INSERT: + mapped = KeyEvent.VK_INSERT; + break; + case Misc.UNDO: + mapped = KeyEvent.VK_UNDO; + break; + case Misc.FIND: + mapped = KeyEvent.VK_FIND; + break; + case Misc.CANCEL: + mapped = KeyEvent.VK_CANCEL; + break; + case Misc.HELP: + mapped = KeyEvent.VK_HELP; + break; + case Misc.MODE_SWITCH: + mapped = KeyEvent.VK_MODECHANGE; + break; + case Misc.NUM_LOCK: + mapped = KeyEvent.VK_NUM_LOCK; + break; + case Misc.KP_LEFT: + mapped = KeyEvent.VK_KP_LEFT; + break; + case Misc.KP_UP: + mapped = KeyEvent.VK_KP_UP; + break; + case Misc.KP_RIGHT: + mapped = KeyEvent.VK_KP_RIGHT; + break; + case Misc.KP_DOWN: + mapped = KeyEvent.VK_KP_DOWN; + break; + case Misc.F1: + mapped = KeyEvent.VK_F1; + break; + case Misc.F2: + mapped = KeyEvent.VK_F2; + break; + case Misc.F3: + mapped = KeyEvent.VK_F3; + break; + case Misc.F4: + mapped = KeyEvent.VK_F4; + break; + case Misc.F5: + mapped = KeyEvent.VK_F5; + break; + case Misc.F6: + mapped = KeyEvent.VK_F6; + break; + case Misc.F7: + mapped = KeyEvent.VK_F7; + break; + case Misc.F8: + mapped = KeyEvent.VK_F8; + break; + case Misc.F9: + mapped = KeyEvent.VK_F9; + break; + case Misc.F10: + mapped = KeyEvent.VK_F10; + break; + case Misc.F11: + mapped = KeyEvent.VK_F11; + break; + case Misc.F12: + mapped = KeyEvent.VK_F12; + break; + case Misc.F13: + mapped = KeyEvent.VK_F13; + break; + case Misc.F14: + mapped = KeyEvent.VK_F14; + break; + case Misc.F15: + mapped = KeyEvent.VK_F15; + break; + case Misc.F16: + mapped = KeyEvent.VK_F16; + break; + case Misc.F17: + mapped = KeyEvent.VK_F17; + break; + case Misc.F18: + mapped = KeyEvent.VK_F18; + break; + case Misc.F19: + mapped = KeyEvent.VK_F19; + break; + case Misc.F20: + mapped = KeyEvent.VK_F20; + break; + case Misc.F21: + mapped = KeyEvent.VK_F21; + break; + case Misc.F22: + mapped = KeyEvent.VK_F22; + break; + case Misc.F23: + mapped = KeyEvent.VK_F23; + break; + case Misc.F24: + mapped = KeyEvent.VK_F24; + break; + case Misc.SHIFT_L: + case Misc.SHIFT_R: + mapped = KeyEvent.VK_SHIFT; + break; + case Misc.CONTROL_L: + case Misc.CONTROL_R: + mapped = KeyEvent.VK_CONTROL; + break; + case Misc.CAPS_LOCK: + case Misc.SHIFT_LOCK: + mapped = KeyEvent.VK_CAPS_LOCK; + break; + case Misc.META_L: + case Misc.META_R: + mapped = KeyEvent.VK_META; + break; + case Misc.ALT_L: + case Misc.ALT_R: + mapped = KeyEvent.VK_ALT; + break; + case Misc.DELETE: + mapped = KeyEvent.VK_DELETE; + break; + default: + mapped = KeyEvent.VK_UNDEFINED; + } + } + // Map Latin1 characters. + else if (keysym < 256) + { + // TODO: Add missing mappings, if any. + // Lowercase characters are mapped to + // their corresponding upper case pendants. + if (keysym >= Latin1.A_SMALL && keysym <= Latin1.Z_SMALL) + mapped = keysym - 0x20; + // Uppercase characters are mapped 1:1. + else if (keysym >= Latin1.A && keysym <= Latin1.Z) + mapped = keysym; + // Digits are mapped 1:1. + else if (keysym >= Latin1.NUM_0 && keysym <= Latin1.NUM_9) + mapped = keysym; + else + { + switch (keysym) + { + case Latin1.SPACE: + mapped = KeyEvent.VK_SPACE; + break; + case Latin1.EXCLAM: + mapped = KeyEvent.VK_EXCLAMATION_MARK; + break; + case Latin1.QUOTE_DBL: + mapped = KeyEvent.VK_QUOTEDBL; + break; + case Latin1.NUMBER_SIGN: + mapped = KeyEvent.VK_NUMBER_SIGN; + break; + case Latin1.DOLLAR: + mapped = KeyEvent.VK_DOLLAR; + break; + case Latin1.AMPERSAND: + mapped = KeyEvent.VK_AMPERSAND; + break; + case Latin1.APOSTROPHE: + mapped = KeyEvent.VK_QUOTE; + break; + case Latin1.PAREN_LEFT: + mapped = KeyEvent.VK_LEFT_PARENTHESIS; + break; + case Latin1.PAREN_RIGHT: + mapped = KeyEvent.VK_RIGHT_PARENTHESIS; + break; + case Latin1.ASTERISK: + mapped = KeyEvent.VK_ASTERISK; + break; + case Latin1.PLUS: + mapped = KeyEvent.VK_PLUS; + break; + case Latin1.COMMA: + mapped = KeyEvent.VK_COMMA; + break; + case Latin1.MINUS: + mapped = KeyEvent.VK_MINUS; + break; + case Latin1.PERIOD: + mapped = KeyEvent.VK_PERIOD; + break; + case Latin1.SLASH: + mapped = KeyEvent.VK_SLASH; + break; + case Latin1.COLON: + mapped = KeyEvent.VK_COLON; + break; + case Latin1.SEMICOLON: + mapped = KeyEvent.VK_SEMICOLON; + break; + case Latin1.LESS: + mapped = KeyEvent.VK_LESS; + break; + case Latin1.EQUAL: + mapped = KeyEvent.VK_EQUALS; + break; + case Latin1.GREATER: + mapped = KeyEvent.VK_GREATER; + break; + case Latin1.AT: + mapped = KeyEvent.VK_AT; + break; + case Latin1.BRACKET_LEFT: + mapped = KeyEvent.VK_OPEN_BRACKET; + break; + case Latin1.BACKSLASH: + mapped = KeyEvent.VK_BACK_SLASH; + break; + case Latin1.BRACKET_RIGHT: + mapped = KeyEvent.VK_CLOSE_BRACKET; + break; + case Latin1.ASCII_CIRCUM: + mapped = KeyEvent.VK_CIRCUMFLEX; + break; + case Latin1.UNDERSCORE: + mapped = KeyEvent.VK_UNDERSCORE; + break; + case Latin1.GRAVE: + mapped = KeyEvent.VK_DEAD_GRAVE; + break; + case Latin1.BRACE_LEFT: + mapped = KeyEvent.VK_BRACELEFT; + break; + case Latin1.BRACE_RIGHT: + mapped = KeyEvent.VK_BRACERIGHT; + break; + case Latin1.ASCII_TILDE: + mapped = KeyEvent.VK_DEAD_TILDE; + break; + case Latin1.EXCLAM_DOWN: + mapped = KeyEvent.VK_INVERTED_EXCLAMATION_MARK; + break; + default: + mapped = KeyEvent.VK_UNDEFINED; + } + } + } + return mapped; + } + + /** + * Maps X keycodes+modifiers to Java keychars. + * + * @param xInput The X Input to use for mapping + * @param xKeyCode the X keycode + * @param xMods the X key modifiers + * + * @return the Java keychar + */ + static char mapToKeyChar(gnu.x11.Input xInput, int xKeyCode, int xMods) + { + char mapped = KeyEvent.CHAR_UNDEFINED; + char keysym = (char) xInput.keycode_to_keysym(xKeyCode, xMods, false); + // FIXME: Map other encodings properly. + if (keysym < 256) // Latin1. + { + mapped = keysym; + } + return mapped; + } + + /** + * Maps X modifier masks to AWT modifier masks. + * + * @param xMods the X modifiers + * + * @return the AWT modifiers + */ + static int mapModifiers(int xMods) + { + int mods = 0; + + if ((xMods & Input.SHIFT_MASK) != 0) + mods |= KeyEvent.SHIFT_MASK | KeyEvent.SHIFT_DOWN_MASK; + if ((xMods & Input.META_MASK) != 0) + mods |= KeyEvent.META_MASK | KeyEvent.META_DOWN_MASK; + if ((xMods & Input.ALT_MASK) != 0) + mods |= KeyEvent.ALT_MASK | KeyEvent.ALT_DOWN_MASK; + if ((xMods & Input.MOD5_MASK) != 0) + mods |= KeyEvent.ALT_GRAPH_MASK | KeyEvent.ALT_GRAPH_DOWN_MASK; + if ((xMods & Input.CONTROL_MASK) != 0) + mods |= KeyEvent.CTRL_MASK | KeyEvent.CTRL_DOWN_MASK; + + return mods; + } +} |