sdadatetimepicker.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.BaseEditTextChangeEvent;
import cn.sda.event.KeybordEvent;
import cn.sda.event.NotifyEvent;
import cn.sda.event.PointerEvent;
import java.util.Calendar;
import java.util.TimeZone;
import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.Font;

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

    private int borderColor = SDAConsts.clBlack;
    private int arrowWidth = 15;
    private int arrowBackColor = SDAConsts.clBtnFace;
    private int selectedFontColor = SDAConsts.clWhite;
    private int selectedBackColor = SDAConsts.clFocusShadow;
    //日期
    private int Year = 0;
    private int Month = 0;
    private int Day = 0;
    private int Hour = 0;
    private int Minute = 0;
    private int Second = 0;
    //格式
    private int dateKind = SDAConsts.dkDate;
    //当前选中类型(Year:0,Month:1,Day:2,Hour:3,Minute:4,Second:5)
    private int selectType = -1;
    private int selectStart = 0;
    private int selectLen = 0;
    private String selectText = "";
    //日期
    Calendar cl = null;
    //当前时间   
    private String dateTime = "";
    //编辑框
    private SDABaseEdit NumEdit = null;
    //是否可以编辑
    private boolean canEdit = false;

    public SDADateTimePicker() {
        super();
        cl = Calendar.getInstance(TimeZone.getDefault());
        //初始化
        Year = cl.get(Calendar.YEAR);
        Month = cl.get(Calendar.MONTH) + 1;
        Day = cl.get(Calendar.DATE);
        Hour = cl.get(Calendar.HOUR_OF_DAY);
        Minute = cl.get(Calendar.MINUTE);
        Second = cl.get(Calendar.SECOND);
        dateTime = String.valueOf(Year) + "-" + String.valueOf(Month) + "-" + String.valueOf(Day);
        //可视属性
        visible = true;
        width = 100;
        height = 20;
        backColor = SDAConsts.clWhite;
        NumEdit = new SDABaseEdit();
        NumEdit.setBorderStyle(SDAConsts.bsFixedSingle);
        NumEdit.backColor = SDAConsts.clFocusShadow;
        NumEdit.foreColor = SDAConsts.clWhite;
        NumEdit.visible = false;
        setCanEdit(false);
        AddControl(NumEdit);
        NumEdit.setOnLostFocused(new NotifyEvent() {

            public void Event(SDABaseControl ctrl) {
                //失去焦点，隐藏
                NumEdit.cursorCol = 0;
                internalPaint();
            }
        });
        NumEdit.setOnFocused(new NotifyEvent() {

            public void Event(SDABaseControl ctrl) {
                //设置输入法
                form.Application.inputPanel.setImeType(SDAInputPanel.imDigit);
                form.repaintControl();
            }
        });
        //内容变化
        NumEdit.setOnTextChange(new BaseEditTextChangeEvent() {

            public void Event(SDABaseEdit edit) {
                //文字变化
                int value = 0;
                try {
                    value = Integer.parseInt(NumEdit.text);
                    setSelectValue(value, false);
                } catch (Exception e) {
                    setSelectValue(Integer.parseInt(selectText), false);
                }
            }
        });
        setOnKeyUp(new KeybordEvent() {

            public void Event(SDABaseControl ctrl, int keyCode) {
                //按下
                doKeyUp(keyCode);
            }
        });
        setOnPointerPressed(new PointerEvent() {

            public void Event(SDABaseControl ctrl, int x, int y) {
                //触屏
                doPointerPress(x, y);
            }
        });
    }

    private void setTab(boolean tab) {
        tabStop = tab;
    }

    public int getArrowWidth() {
        return arrowWidth;
    }

    public void setArrowWidth(int arrowWidth) {
        this.arrowWidth = arrowWidth;
        repaintControl();
    }

    public int getBorderColor() {
        return borderColor;
    }

    public void setBorderColor(int borderColor) {
        this.borderColor = borderColor;
        repaintControl();
    }

    public int getArrowBackColor() {
        return arrowBackColor;
    }

    public void setArrowBackColor(int arrowBackColor) {
        this.arrowBackColor = arrowBackColor;
        repaintControl();
    }

    //日期显示
    private void setDateTime() {
        setSelectTypePos(selectType);
        Year = cl.get(Calendar.YEAR);
        Month = cl.get(Calendar.MONTH) + 1;
        Day = cl.get(Calendar.DAY_OF_MONTH);
        Hour = cl.get(Calendar.HOUR_OF_DAY);
        Minute = cl.get(Calendar.MINUTE);
        Second = cl.get(Calendar.SECOND);
        if (dateKind == SDAConsts.dkDate) {
            dateTime = String.valueOf(Year) + "-" + String.valueOf(Month) + "-" + String.valueOf(Day);
        }
        if (dateKind == SDAConsts.dkTime) {
            dateTime = String.valueOf(Hour) + ":" + String.valueOf(Minute) + ":" + String.valueOf(Second);
        }
        if (dateKind == SDAConsts.dkDateTime) {
            dateTime = String.valueOf(Year) + "-" + String.valueOf(Month) + "-" + String.valueOf(Day) + " " +
                    String.valueOf(Hour) + ":" + String.valueOf(Minute) + ":" + String.valueOf(Second);
        }
        repaintControl();
    }

    public String getDate() {
        return String.valueOf(Year) + "-" + String.valueOf(Month) + "-" + String.valueOf(Day);
    }

    public String getTime() {
        return String.valueOf(Hour) + ":" + String.valueOf(Minute) + ":" + String.valueOf(Second);
    }

    public String getDateTime() {
        return String.valueOf(Year) + "-" + String.valueOf(Month) + "-" + String.valueOf(Day) + " " +
                String.valueOf(Hour) + ":" + String.valueOf(Minute) + ":" + String.valueOf(Second);
    }

    public void setDate(int year, int month, int day) {
        setYear(year);
        setMonth(month);
        setDay(day);
    }

    public void setTime(int hour, int minute, int second) {
        setHour(hour);
        setMinute(minute);
        setSecond(second);
    }

    public void setDateTime(int year, int month, int day, int hour, int minute, int second) {
        setDate(year, month, day);
        setTime(hour, minute, second);
    }

    public int getDay() {
        return Day;
    }

    public void setDay(int Day) {
        try {
            cl.set(Calendar.DAY_OF_MONTH, Day);
            this.Day = Day;
            setDateTime();
        } catch (Exception e) {
        }
    }

    public int getHour() {
        return Hour;
    }

    public void setHour(int Hour) {
        try {
            cl.set(Calendar.HOUR_OF_DAY, Hour);
            this.Hour = Hour;
            setDateTime();
        } catch (Exception e) {

        }
    }

    public int getMinute() {
        return Minute;
    }

    public void setMinute(int Minute) {
        try {
            cl.set(Calendar.MINUTE, Minute);
            this.Minute = Minute;
            setDateTime();
        } catch (Exception e) {
        }
    }

    public int getMonth() {
        return Month;
    }

    public void setMonth(int Month) {
        try {
            cl.set(Calendar.MONTH, Month);
            this.Month = Month;
            setDateTime();
        } catch (Exception e) {
        }
    }

    public int getSecond() {
        return Second;
    }

    public void setSecond(int Second) {
        try {
            cl.set(Calendar.SECOND, Second);
            this.Second = Second;
            setDateTime();
        } catch (Exception e) {
        }
    }

    public int getYear() {
        return Year;
    }

    public void setYear(int Year) {
        try {
            cl.set(Calendar.YEAR, Year);
            this.Year = Year;
            setDateTime();
        } catch (Exception e) {
        }
    }

    public int getDateKind() {
        return dateKind;
    }

    public void setDateKind(int dateKind) {
        this.dateKind = dateKind;
        if (dateKind == SDAConsts.dkTime) {
            selectType = 3;
        } else {
            selectType = 0;
        }
        setSelectTypePos(selectType);
        setDateTime();
    }

    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;
    }

    //获取修改类型位置
    private void setSelectTypePos(int selectType) {
        int result = 0;
        Font ft = getFont();
        int yearLen = ft.stringWidth(String.valueOf(Year));
        int monthLen = ft.stringWidth(String.valueOf(Month));
        int dayLen = ft.stringWidth(String.valueOf(Day));
        int hourLen = ft.stringWidth(String.valueOf(Hour));
        int minuteLen = ft.stringWidth(String.valueOf(Minute));
        int secondLen = ft.stringWidth(String.valueOf(Second));
        if (dateKind == SDAConsts.dkDate || dateKind == SDAConsts.dkDateTime) {
            switch (selectType) {
                case 0:
                    result = 0;
                    selectLen = yearLen;
                    selectText = String.valueOf(Year);
                    break;
                case 1:
                    result = yearLen + ft.charWidth('-');
                    selectLen = monthLen;
                    selectText = String.valueOf(Month);
                    break;
                case 2:
                    result = yearLen + monthLen + ft.stringWidth("--");
                    selectLen = dayLen;
                    selectText = String.valueOf(Day);
                    break;
            }
        }
        if (dateKind == SDAConsts.dkDateTime) {
            switch (selectType) {
                case 3:
                    result = yearLen + monthLen + dayLen + ft.stringWidth("-- ");