sdainputpanel.java

很好的UI界面源码..还有自己的输入法,可以更换风格.可以学习和使用

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package cn.sda.ui;

import cn.sda.event.PointerEvent;
import cn.sda.pinyin.InputInterface;
import cn.sda.pinyin.Spell2Chars;
import java.util.Hashtable;
import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.Font;

/**
 *
 * @author Administrator
 */
public class SDAInputPanel extends SDABaseControl {

    //类型
    public static final int imNone = 0;
    public static final int imUpperCase = 1;
    public static final int imLowerCase = 2;
    public static final int imDigit = 3;
    public static final int imPoint = 4;
    public static final int imSymbol = 5;
    public static final int imPinYin = 6;
    //输入法类型
    protected int ImeType = imPinYin;
    //颜色
    private int borderColor = SDAConsts.clBlack;
    //选中颜色
    private int selectedBackColor = SDAConsts.clBlack;
    private int selectedForeColor = SDAConsts.clWhite;
    //当前行位置
    private int curHeight = 0;
    //是否打开全角
    private boolean SBCCase = false;
    //输入显示
    protected inputCharsPanel charsPanel = null;
    //点的位置()
    private int charXPos = -1;
    private int charYPos = -1;
    //当前被选中的Char内容(可见)
    protected char selectedChar = 0;
    //功能键名字
    //private String funcKeyName="";
    //graphic
    private Graphics gg = null;
    //拼音处理
    //输入的字母（包括拼音，非触摸屏下的字母(字母和数字靠输入法类型区分)）
    protected StringBuffer inputChars;
    //选择的内容（包括拼音或者非触摸屏下的字母等）
    private StringBuffer selectedChars;
    //对应一个拼音组合的所有汉字
    protected char[] hanziChars;
    //选择的汉字index
    protected int selectedHanziIndex = 0;
    //查询到的汉字数
    private int hanziCount = 0;
    //大写字母
    private char[] UpperCaseChars = null;
    private char[] SBCUpperCaseChars = null;
    //小写字母
    private char[] LowerCaseChars = null;
    private char[] SBCLowerCaseChars = null;
    //数字
    private char[] DigitChars = null;
    private char[] SBCDigitChars = null;
    //标点
    private char[] PointChars = null;
    private char[] SBCPointChars = null;
    //符号
    private char[] SymbolChars = null;
    private char[] SBCSymbolChars = null;
    //对于一键多字母的切换处理
    private Hashtable hashLowerKeyChars = null;
    private Hashtable hashUpperKeyChars = null;
    //获取的一键多字母的所有字母组合
    protected char[] numChars = null;
    //这些字母的选择的index
    private int charIndex = 0;
    //输入内容显示和选择框
    protected class inputCharsPanel extends SDABaseControl {

        //光标在屏幕中的绝对位置
        protected int oraX = 0,  oraY = 0;
        private int pageScrollBarColor = SDAConsts.clBtnFace;
        private int pageScrollBarFontColor = SDAConsts.clBlack;
        private int inputBarColor = SDAConsts.clWhite;
        //选择
        private int selectedBackColor = SDAConsts.clFocusShadow;
        private int selectedFontColor = SDAConsts.clWhite;
        //当前页
        private int pageNo = 1;
        //总页
        private int pageCount = 1;
        //输入内容焦点位置(拼音才有)
        public int cursorPos = 0;
        //输入状态(拼音)
        protected boolean isInput = true;

        public inputCharsPanel() {
            super();
            setVisible(false);
            tabStop = false;
            setWidth(60);
            setHeight(80);
            setBackColor(SDAConsts.clWhite);
            foreColor = SDAConsts.clBlack;
            setOnPointerPressed(new PointerEvent() {

                public void Event(SDABaseControl ctrl, int x, int y) {
                    doPointerPressed(x, y);
                }
            });
        }

        //点击
        private void doPointerPressed(int x, int y) {
            int posx = screenXToClient(x);
            int posy = screenYToClient(y);
            int fontHeight = getFont().getHeight();
            //根据点击的位置判断
            if (ImeType == imPinYin) {
                if (InClientRect(posx, posy, 0, fontHeight, width, height - 2 * fontHeight)) {
                    selectedHanziIndex = (posy - fontHeight) / fontHeight + 4 * (posx / (width / 2));
                    getHanziByIndex();
                }
                //翻页
                if (InClientRect(posx, posy, width / 2, height - fontHeight, width / 4, fontHeight)) {
                    //左
                    priorPage();
                }
                if (InClientRect(posx, posy, 3 * width / 4, height - fontHeight, width / 4, fontHeight)) {
                    //左
                    nextpage();
                }
            }
            //字母
            if (ImeType == imUpperCase || ImeType == imLowerCase) {
                charIndex=posy/fontHeight;
                char ch=13;
                inputFuncChar(ch);
            }
        }
        //点击选择汉字
        protected boolean getHanziByIndex() {
            boolean result = false;
            if (hanziChars != null) {
                if (selectedHanziIndex + (pageNo - 1) * 8 < hanziChars.length && selectedHanziIndex + (pageNo - 1) * 8 > -1) {
                    result = true;
                    selectedChar = hanziChars[selectedHanziIndex + (pageNo - 1) * 8];
                    inputVisibleChar();
                    selectedHanziIndex = -1;
                    inputChars.setLength(0);
                    hanziChars = null;
                    isInput = true;
                    visible = false;
                    form.repaintControl();
                }
            }
            return result;
        }

        public int getPageScrollBarColor() {
            return pageScrollBarColor;
        }

        public void setPageScrollBarColor(int pageScrollBarColor) {
            this.pageScrollBarColor = pageScrollBarColor;
        }

        public int getPageScrollBarFontColor() {
            return pageScrollBarFontColor;
        }

        public void setPageScrollBarFontColor(int pageScrollBarFontColor) {
            this.pageScrollBarFontColor = pageScrollBarFontColor;
        }

        public int getSelectedBackColor() {
            return selectedBackColor;
        }

        public void setSelectedBackColor(int selectedBackColor) {
            this.selectedBackColor = selectedBackColor;
        }

        public int getSelectedFontColor() {
            return selectedFontColor;
        }

        public void setSelectedFontColor(int selectedFontColor) {
            this.selectedFontColor = selectedFontColor;
        }

        public int getInputBarColor() {
            return inputBarColor;
        }

        public void setInputBarColor(int inputBarColor) {
            this.inputBarColor = inputBarColor;
        }

        //对功能键的处理
        protected void inputFuncChar(char inChar) {
            //左(输入时移动光标，输入后汉字翻页)
            if (inChar == 37) {
                if (ImeType == imPinYin) {
                    if (isInput && cursorPos > 0) {
                        cursorPos--;
                    }
                    if (!isInput) {
                        priorPage();
                    }
                }
                if (ImeType == imUpperCase || ImeType == imLowerCase) {
                    if (numChars != null) {
                        priorChar();
                    }
                }
            }
            //上(对汉字等上下滚动)
            if (inChar == 38) {
                if (!isInput && ImeType == imPinYin) {
                    //翻页
                    if (pageNo > 1 && selectedHanziIndex == (pageNo - 1) * 8) {
                        priorPage();
                        return;
                    }
                    //选择向上
                    if (selectedHanziIndex > 0) {
                        selectedHanziIndex--;
                    } else {
                        isInput = true;
                    }
                }
                if (ImeType == imUpperCase || ImeType == imLowerCase) {
                    if (numChars != null) {
                        priorChar();
                    }
                }
            }
            //右
            if (inChar == 39) {
                if (ImeType == imPinYin) {
                    if (isInput && cursorPos < inputChars.length()) {
                        cursorPos++;
                    }
                    if (!isInput) {
                        nextpage();
                    }
                }
                if (ImeType == imUpperCase || ImeType == imLowerCase) {
                    if (numChars != null) {
                        nextChar();
                    }
                }
            }
            //下(滚动选择内容)
            if (inChar == 40) {
                if (ImeType == imPinYin) {
                    if (!isInput) {
                        if (pageNo < pageCount && selectedHanziIndex == (pageNo - 1) * 8 + 7) {
                            nextpage();
                            return;
                        }
                        if (selectedHanziIndex < hanziCount - 1) {
                            selectedHanziIndex++;
                        }
                    } else {
                        if (hanziChars != null) {
                            selectedHanziIndex = 0;
                            isInput = false;
                        }
                    }
                }
                if (ImeType == imLowerCase || ImeType == imUpperCase) {
                    if (numChars != null) {
                        nextChar();
                    }
                }
            }
            //删除
            if (inChar == 46) {
                if (ImeType == imPinYin) {
                    if (cursorPos < inputChars.length()) {
                        inputChars.deleteCharAt(cursorPos);
                    }
                    if (inputChars.length() == 0) {
                        visible = false;
                    }
                }
                if (ImeType == imLowerCase || ImeType == imUpperCase) {
                    numChars = null;
                    visible = false;
                }
            }
            //退格
            if (inChar == 8) {
                if (ImeType == imPinYin) {
                    if (cursorPos > 0 && cursorPos < inputChars.length() + 1) {
                        inputChars.deleteCharAt(cursorPos - 1);
                        cursorPos--;
                    }
                    if (inputChars.length() == 0) {
                        visible = false;
                    }
                }
                if (ImeType == imLowerCase || ImeType == imUpperCase) {
                    numChars = null;
                    visible = false;
                }
            }
            //回车
            if (inChar == 13) {
                if (ImeType == imPinYin) {
                    if (isInput) {
                        if (hanziChars != null) {
                            if (hanziChars.length > 0) {
                                isInput = false;
                                selectedHanziIndex = 0;
                            }
                        }
                    } else {
                        //选择的内容
                        if (hanziChars != null) {
                            if (selectedHanziIndex > -1 && selectedHanziIndex < hanziCount) {
                                selectedChar = hanziChars[selectedHanziIndex];
                                inputVisibleChar();
                                selectedHanziIndex = -1;
                                inputChars.setLength(0);
                                hanziChars = null;
                                charsPanel.visible = false;