keyhelper.java

sudoku j2me手机游戏主要有游戏主类和闪屏类菜单类和模型类等

/*
 *  Copyright, 2005, S.E.Morris, C.Speirs
 *
 *  This file is part of SudokuME.
 *
 *  SudokuME 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.
 *
 *  SudokuME 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 SudokuME; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
package sudoku;

import java.io.IOException;
import javax.microedition.lcdui.*;
import javax.microedition.midlet.*;

// Keep track of information with the programmed keys
public class KeyHelper {
    public boolean softKeyUsed[] = {false,false,false};   // 3-item array listing if the left/mid/right soft key is used
    public int softKeyFunc[] = {0,0,0}, softKeyFuncShifted[]={0,0,0};
    public boolean useNumKeys = true;
    public boolean useNumKeysShifted = true;
    public boolean hasCommands = false;

    KeyHelper(int gridSz) {
        int softKey,function,funcKeyCode;
        for (function = 0; function < SudokuME.programmedKeyCodes.LEFT_SOFT; function++) {
            if (SudokuME.programmedKeyCodes.funcKeyCommand[function] != null) {
                hasCommands = true;
            }
            for (softKey = 0; softKey < softKeyUsed.length; softKey++) {
                funcKeyCode = SudokuME.programmedKeyCodes.funcKeyCode[function]; 
                if (funcKeyCode == SudokuME.programmedKeyCodes.funcKeyCode[SudokuME.programmedKeyCodes.LEFT_SOFT + softKey]) {
                    softKeyUsed[softKey] = true;
                    if (SudokuME.programmedKeyCodes.funcKeyShifted[function]) {
                        softKeyFuncShifted[softKey] = function;
                    } else {
                        softKeyFunc[softKey] = function;
                        // if shifted key is not used, use unshifted
                        if (softKeyFuncShifted[softKey] == 0) {
                            softKeyFuncShifted[softKey] = function;
                        }
                    }
                }
                if ((funcKeyCode >= Canvas.KEY_NUM1 && funcKeyCode <= Canvas.KEY_NUM9) || 
                        (gridSz > 9 && (funcKeyCode == Canvas.KEY_STAR || funcKeyCode == Canvas.KEY_NUM0 || funcKeyCode == Canvas.KEY_POUND))) {
                    if (SudokuME.programmedKeyCodes.funcKeyShifted[function]) {
                        useNumKeysShifted = false;
                    } else {
                        useNumKeys = false;
                    }
                }
            }
        }
    }

}