/*
* Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* (C) Copyright IBM Corp. 2000 - All Rights Reserved
*
* The original version of this source code and documentation is
* copyrighted and owned by IBM. These materials are provided
* under terms of a License Agreement between IBM and Sun.
* This technology is protected by multiple US and International
* patents. This notice and attribution to IBM may not be removed.
*
*/
package com.sun.inputmethods.internal.thaiim;
import java.awt.im.InputMethodRequests;
import java.awt.im.spi.InputMethodContext;
import java.awt.Toolkit;
import java.awt.event.KeyEvent;
import java.awt.event.InputMethodEvent;
import java.awt.font.TextAttribute;
import java.awt.font.TextHitInfo;
import java.text.AttributedCharacterIterator;
import java.text.AttributedString;
class ThaiInputMethodImpl {
private static final char[] keyboardMap = {
/* 00 */ '\u0000',
/* 01 */ '\u0001',
/* 02 */ '\u0002',
/* 03 */ '\u0003',
/* 04 */ '\u0004',
/* 05 */ '\u0005',
/* 06 */ '\u0006',
/* 07 */ '\u0007',
/* 08 */ '\u0008',
/* 09 */ '\u0009',
/* 0A */ '\012',
/* 0B */ '\u000B',
/* 0C */ '\u000C',
/* 0D */ '\015',
/* 0E */ '\u000E',
/* 0F */ '\u000F',
/* 10 */ '\u0010',
/* 11 */ '\u0011',
/* 12 */ '\u0012',
/* 13 */ '\u0013',
/* 14 */ '\u0014',
/* 15 */ '\u0015',
/* 16 */ '\u0016',
/* 17 */ '\u0017',
/* 18 */ '\u0018',
/* 19 */ '\u0019',
/* 1A */ '\u001A',
/* 1B */ '\u001B',
/* 1C */ '\u001C',
/* 1D */ '\u001D',
/* 1E */ '\u001E',
/* 1F */ '\u001F',
/* 20 */ '\u0020',
/* 21 */ '\u0e45', // '!'
/* 22 */ '\u002e', // '"'
/* 23 */ '\u0e52', // '#'
/* 24 */ '\u0e53', // '$'
/* 25 */ '\u0e54', // '%'
/* 26 */ '\u0e4e', // '&'
/* 27 */ '\u0e07', // '''
/* 28 */ '\u0e56', // '('
/* 29 */ '\u0e57', // ')'
/* 2A */ '\u0e55', // '*'
/* 2B */ '\u0e59', // '+'
/* 2C */ '\u0e21', // ','
/* 2D */ '\u0e02', // '-'
/* 2E */ '\u0e43', // '.'
/* 2F */ '\u0e1d', // '/'
/* 30 */ '\u0e08', // '0'
/* 31 */ '\u0e3f', // '1'
/* 32 */ '\u002f', // '2'
/* 33 */ '\u002d', // '3'
/* 34 */ '\u0e20', // '4'
/* 35 */ '\u0e16', // '5'
/* 36 */ '\u0e38', // '6'
/* 37 */ '\u0e36', // '7'
/* 38 */ '\u0e04', // '8'
/* 39 */ '\u0e15', // '9'
/* 3A */ '\u0e0b', // ':'
/* 3B */ '\u0e27', // ';'
/* 3C */ '\u0e12', // '<'
/* 3D */ '\u0e0a', // '='
/* 3E */ '\u0e2c', // '>'
/* 3F */ '\u0e26', // '?'
/* 40 */ '\u0e51', // '@'
/* 41 */ '\u0e24', // 'A'
/* 42 */ '\u0e3a', // 'B'
/* 43 */ '\u0e09', // 'C'
/* 44 */ '\u0e0f', // 'D'
/* 45 */ '\u0e0e', // 'E'
/* 46 */ '\u0e42', // 'F'
/* 47 */ '\u0e0c', // 'G'
/* 48 */ '\u0e47', // 'H'
/* 49 */ '\u0e13', // 'I'
/* 4A */ '\u0e4b', // 'J'
/* 4B */ '\u0e29', // 'K'
/* 4C */ '\u0e28', // 'L'
/* 4D */ '\u003f', // 'M'
/* 4E */ '\u0e4c', // 'N'
/* 4F */ '\u0e2f', // 'O'
/* 50 */ '\u0e0d', // 'P'
/* 51 */ '\u0e50', // 'Q'
/* 52 */ '\u0e11', // 'R'
/* 53 */ '\u0e06', // 'S'
/* 54 */ '\u0e18', // 'T'
/* 55 */ '\u0e4a', // 'U'
/* 56 */ '\u0e2e', // 'V'
/* 57 */ '\u0022', // 'W'
/* 58 */ '\u0029', // 'X'
/* 59 */ '\u0e4d', // 'Y'
/* 5A */ '\u0028', // 'Z'
/* 5B */ '\u0e1a', // '['
/* 5C */ '\u0e05', // '\'
/* 5D */ '\u0e25', // ']'
/* 5E */ '\u0e39', // '^'
/* 5F */ '\u0e58', // '_'
/* 60 */ '\u0e4f', // '`'
/* 61 */ '\u0e1f', // 'a'
/* 62 */ '\u0e34', // 'b'
/* 63 */ '\u0e41', // 'c'
/* 64 */ '\u0e01', // 'd'
/* 65 */ '\u0e33', // 'e'
/* 66 */ '\u0e14', // 'f'
/* 67 */ '\u0e40', // 'g'
/* 68 */ '\u0e49', // 'h'
/* 69 */ '\u0e23', // 'i'
/* 6A */ '\u0e48', // 'j'
/* 6B */ '\u0e32', // 'k'
/* 6C */ '\u0e2a', // 'l'
/* 6D */ '\u0e17', // 'm'
/* 6E */ '\u0e37', // 'n'
/* 6F */ '\u0e19', // 'o'
/* 70 */ '\u0e22', // 'p'
/* 71 */ '\u0e46', // 'q'
/* 72 */ '\u0e1e', // 'r'
/* 73 */ '\u0e2b', // 's'
/* 74 */ '\u0e30', // 't'
/* 75 */ '\u0e35', // 'u'
/* 76 */ '\u0e2d', // 'v'
/* 77 */ '\u0e44', // 'w'
/* 78 */ '\u0e1b', // 'x'
/* 79 */ '\u0e31', // 'y'
/* 7A */ '\u0e1c', // 'z'
/* 7B */ '\u0e10', // '{'
/* 7C */ '\u0e03', // '|'
/* 7D */ '\u002c', // '}'
/* 7E */ '\u0e5b', // '~'
/* 7F */ '\u007F' //
};
// cached TextHitInfo. Only one type of TextHitInfo is required.
private static final TextHitInfo ZERO_TRAILING_HIT_INFO = TextHitInfo.trailing(0);
private ThaiRules rules;
/**
* Returns the equivalent character for thai locale.
* @param originalChar The original character.
*/
private char getMappedChar( char originalChar )
{
if (originalChar <= keyboardMap.length) {
return keyboardMap[originalChar];
}
return originalChar;
}//getMappedChar()
private InputMethodContext context;
void setInputMethodContext(InputMethodContext context) {
this.context = context;
rules = new ThaiRules((InputMethodRequests)context);
}
void handleKeyTyped(KeyEvent kevent) {
char keyChar = kevent.getKeyChar();
char currentChar = getMappedChar(keyChar);
if (!Character.UnicodeBlock.THAI.equals(Character.UnicodeBlock.of(currentChar))) {
// don't care
return;
} else if (rules.isInputValid(currentChar)) {
Character tmp = new Character(currentChar);
String tmp2 = tmp.toString();
context.dispatchInputMethodEvent(InputMethodEvent.INPUT_METHOD_TEXT_CHANGED,
(new AttributedString(tmp2)).getIterator(),
1,
ZERO_TRAILING_HIT_INFO,
ZERO_TRAILING_HIT_INFO);
} else {
// input sequence is not allowed
Toolkit.getDefaultToolkit().beep();
}
kevent.consume();// prevent client from getting this event.
return;
}//dispatchEvent()
void endComposition() {
}//endComposition()
}