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Android 日历方式显示的日期选择组件

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作者 正文
  • iaiai
  • 等级: 二星会员
  • 性别:
  • 文章: 47
  • 积分: 280
  • 来自: 北京
   发表时间：2011-08-19  
运行结果:


此Widget组件只包含五个类文件:
  • DateWidget
  • DateWidgetDayCell
  • DateWidgetDayHeader
  • DayStyle
  • SymbolButton

*红色为启动的activity

DateWidget.java: 
package com.iaiai;

import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;

import android.app.Activity;
import android.os.Bundle;
import android.view.Gravity;
import android.view.View;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.LinearLayout.LayoutParams;
import android.widget.TextView;

/**
 * 
 * <p>
 * Title: DateWidget.java
 * </p>
 * <p>
 * E-Mail: 176291935@qq.com
 * </p>
 * <p>
 * QQ: 176291935
 * </p>
 * <p>
 * Http: iaiai.iteye.com
 * </p>
 * <p>
 * Create time: 2011-8-19
 * </p>
 * 
 * @author 丸子
 * @version 0.0.1
 */
public class DateWidget extends Activity {
	private ArrayList<DateWidgetDayCell> days = new ArrayList<DateWidgetDayCell>();
	// private SimpleDateFormat dateMonth = new SimpleDateFormat("MMMM yyyy");
	private Calendar calStartDate = Calendar.getInstance();
	private Calendar calToday = Calendar.getInstance();
	private Calendar calCalendar = Calendar.getInstance();
	private Calendar calSelected = Calendar.getInstance();
	LinearLayout layContent = null;
	Button btnPrev = null;
	Button btnToday = null;
	Button btnNext = null;
	private int iFirstDayOfWeek = Calendar.MONDAY;
	private int iMonthViewCurrentMonth = 0;
	private int iMonthViewCurrentYear = 0;
	public static final int SELECT_DATE_REQUEST = 111;
	private static final int iDayCellSize = 38;
	private static final int iDayHeaderHeight = 24;
	private static final int iTotalWidth = (iDayCellSize * 7);
	private TextView tv;
	private int mYear;
	private int mMonth;
	private int mDay;

	@Override
	public void onCreate(Bundle icicle) {
		super.onCreate(icicle);
		iFirstDayOfWeek = Calendar.MONDAY;
		mYear = calSelected.get(Calendar.YEAR);
		mMonth = calSelected.get(Calendar.MONTH);
		mDay = calSelected.get(Calendar.DAY_OF_MONTH);
		setContentView(generateContentView());
		calStartDate = getCalendarStartDate();
		DateWidgetDayCell daySelected = updateCalendar();
		updateControlsState();
		if (daySelected != null)
			daySelected.requestFocus();
	}

	@Override
	public void onStart() {
		super.onStart();

	}

	private LinearLayout createLayout(int iOrientation) {
		LinearLayout lay = new LinearLayout(this);
		lay.setLayoutParams(new LayoutParams(
				android.view.ViewGroup.LayoutParams.FILL_PARENT,
				android.view.ViewGroup.LayoutParams.WRAP_CONTENT));
		lay.setOrientation(iOrientation);
		return lay;
	}

	private Button createButton(String sText, int iWidth, int iHeight) {
		Button btn = new Button(this);
		btn.setText(sText);
		btn.setLayoutParams(new LayoutParams(iWidth, iHeight));
		return btn;
	}

	private void generateTopButtons(LinearLayout layTopControls) {
		final int iHorPadding = 24;
		final int iSmallButtonWidth = 60;
		btnToday = createButton("", iTotalWidth - iSmallButtonWidth
				- iSmallButtonWidth,
				android.view.ViewGroup.LayoutParams.WRAP_CONTENT);
		btnToday.setPadding(iHorPadding, btnToday.getPaddingTop(), iHorPadding,
				btnToday.getPaddingBottom());
		btnToday.setBackgroundResource(android.R.drawable.btn_default_small);

		SymbolButton btnPrev = new SymbolButton(this,
				SymbolButton.symbol.arrowLeft);
		btnPrev.setLayoutParams(new LayoutParams(iSmallButtonWidth,
				android.view.ViewGroup.LayoutParams.WRAP_CONTENT));
		btnPrev.setBackgroundResource(android.R.drawable.btn_default_small);

		SymbolButton btnNext = new SymbolButton(this,
				SymbolButton.symbol.arrowRight);
		btnNext.setLayoutParams(new LayoutParams(iSmallButtonWidth,
				android.view.ViewGroup.LayoutParams.WRAP_CONTENT));
		btnNext.setBackgroundResource(android.R.drawable.btn_default_small);

		// set events
		btnPrev.setOnClickListener(new Button.OnClickListener() {
			public void onClick(View arg0) {
				setPrevViewItem();
			}
		});
		btnToday.setOnClickListener(new Button.OnClickListener() {
			public void onClick(View arg0) {

				setTodayViewItem();
				String s = calToday.get(Calendar.YEAR) + "/"
						+ (calToday.get(Calendar.MONTH) + 1);
				btnToday.setText(s);
			}
		});
		btnNext.setOnClickListener(new Button.OnClickListener() {
			public void onClick(View arg0) {
				setNextViewItem();
			}
		});

		layTopControls.setGravity(Gravity.CENTER_HORIZONTAL);
		layTopControls.addView(btnPrev);
		layTopControls.addView(btnToday);
		layTopControls.addView(btnNext);
	}

	private View generateContentView() {
		LinearLayout layMain = createLayout(LinearLayout.VERTICAL);
		layMain.setPadding(8, 8, 8, 8);
		LinearLayout layTopControls = createLayout(LinearLayout.HORIZONTAL);

		layContent = createLayout(LinearLayout.VERTICAL);
		layContent.setPadding(20, 0, 20, 0);
		generateTopButtons(layTopControls);
		generateCalendar(layContent);
		layMain.addView(layTopControls);
		layMain.addView(layContent);

		tv = new TextView(this);
		layMain.addView(tv);
		return layMain;
	}

	private View generateCalendarRow() {
		LinearLayout layRow = createLayout(LinearLayout.HORIZONTAL);
		for (int iDay = 0; iDay < 7; iDay++) {
			DateWidgetDayCell dayCell = new DateWidgetDayCell(this,
					iDayCellSize, iDayCellSize);
			dayCell.setItemClick(mOnDayCellClick);
			days.add(dayCell);
			layRow.addView(dayCell);
		}
		return layRow;
	}

	private View generateCalendarHeader() {
		LinearLayout layRow = createLayout(LinearLayout.HORIZONTAL);
		for (int iDay = 0; iDay < 7; iDay++) {
			DateWidgetDayHeader day = new DateWidgetDayHeader(this,
					iDayCellSize, iDayHeaderHeight);
			final int iWeekDay = DayStyle.getWeekDay(iDay, iFirstDayOfWeek);
			day.setData(iWeekDay);
			layRow.addView(day);
		}
		return layRow;
	}

	private void generateCalendar(LinearLayout layContent) {
		layContent.addView(generateCalendarHeader());
		days.clear();
		for (int iRow = 0; iRow < 6; iRow++) {
			layContent.addView(generateCalendarRow());
		}
	}

	private Calendar getCalendarStartDate() {
		calToday.setTimeInMillis(System.currentTimeMillis());
		calToday.setFirstDayOfWeek(iFirstDayOfWeek);

		if (calSelected.getTimeInMillis() == 0) {
			calStartDate.setTimeInMillis(System.currentTimeMillis());
			calStartDate.setFirstDayOfWeek(iFirstDayOfWeek);
		} else {
			calStartDate.setTimeInMillis(calSelected.getTimeInMillis());
			calStartDate.setFirstDayOfWeek(iFirstDayOfWeek);
		}

		UpdateStartDateForMonth();

		return calStartDate;
	}

	private DateWidgetDayCell updateCalendar() {
		DateWidgetDayCell daySelected = null;
		boolean bSelected = false;
		final boolean bIsSelection = (calSelected.getTimeInMillis() != 0);
		final int iSelectedYear = calSelected.get(Calendar.YEAR);
		final int iSelectedMonth = calSelected.get(Calendar.MONTH);
		final int iSelectedDay = calSelected.get(Calendar.DAY_OF_MONTH);
		calCalendar.setTimeInMillis(calStartDate.getTimeInMillis());
		for (int i = 0; i < days.size(); i++) {
			final int iYear = calCalendar.get(Calendar.YEAR);
			final int iMonth = calCalendar.get(Calendar.MONTH);
			final int iDay = calCalendar.get(Calendar.DAY_OF_MONTH);
			final int iDayOfWeek = calCalendar.get(Calendar.DAY_OF_WEEK);
			DateWidgetDayCell dayCell = days.get(i);
			// check today
			boolean bToday = false;
			if (calToday.get(Calendar.YEAR) == iYear)
				if (calToday.get(Calendar.MONTH) == iMonth)
					if (calToday.get(Calendar.DAY_OF_MONTH) == iDay)
						bToday = true;
			// check holiday
			boolean bHoliday = false;
			if ((iDayOfWeek == Calendar.SATURDAY)
					|| (iDayOfWeek == Calendar.SUNDAY))
				bHoliday = true;
			if ((iMonth == Calendar.JANUARY) && (iDay == 1))
				bHoliday = true;

			dayCell.setData(iYear, iMonth, iDay, bToday, bHoliday,
					iMonthViewCurrentMonth);
			bSelected = false;
			if (bIsSelection)
				if ((iSelectedDay == iDay) && (iSelectedMonth == iMonth)
						&& (iSelectedYear == iYear)) {
					bSelected = true;
				}
			dayCell.setSelected(bSelected);
			if (bSelected)
				daySelected = dayCell;
			calCalendar.add(Calendar.DAY_OF_MONTH, 1);
		}
		layContent.invalidate();
		return daySelected;
	}

	private void UpdateStartDateForMonth() {
		iMonthViewCurrentMonth = calStartDate.get(Calendar.MONTH);
		iMonthViewCurrentYear = calStartDate.get(Calendar.YEAR);
		calStartDate.set(Calendar.DAY_OF_MONTH, 1);
		UpdateCurrentMonthDisplay();
		// update days for week
		int iDay = 0;
		int iStartDay = iFirstDayOfWeek;
		if (iStartDay == Calendar.MONDAY) {
			iDay = calStartDate.get(Calendar.DAY_OF_WEEK) - Calendar.MONDAY;
			if (iDay < 0)
				iDay = 6;
		}
		if (iStartDay == Calendar.SUNDAY) {
			iDay = calStartDate.get(Calendar.DAY_OF_WEEK) - Calendar.SUNDAY;
			if (iDay < 0)
				iDay = 6;
		}
		calStartDate.add(Calendar.DAY_OF_WEEK, -iDay);
	}

	private void UpdateCurrentMonthDisplay() {
		String s = calCalendar.get(Calendar.YEAR) + "/"
				+ (calCalendar.get(Calendar.MONTH) + 1);// dateMonth.format(calCalendar.getTime());
		btnToday.setText(s);
		mYear = calCalendar.get(Calendar.YEAR);
	}

	private void setPrevViewItem() {
		iMonthViewCurrentMonth--;
		if (iMonthViewCurrentMonth == -1) {
			iMonthViewCurrentMonth = 11;
			iMonthViewCurrentYear--;
		}
		calStartDate.set(Calendar.DAY_OF_MONTH, 1);
		calStartDate.set(Calendar.MONTH, iMonthViewCurrentMonth);
		calStartDate.set(Calendar.YEAR, iMonthViewCurrentYear);
		UpdateStartDateForMonth();
		updateCalendar();

	}

	private void setTodayViewItem() {
		calToday.setTimeInMillis(System.currentTimeMillis());
		calToday.setFirstDayOfWeek(iFirstDayOfWeek);
		calStartDate.setTimeInMillis(calToday.getTimeInMillis());
		calStartDate.setFirstDayOfWeek(iFirstDayOfWeek);
		UpdateStartDateForMonth();
		updateCalendar();
	}

	private void setNextViewItem() {
		iMonthViewCurrentMonth++;
		if (iMonthViewCurrentMonth == 12) {
			iMonthViewCurrentMonth = 0;
			iMonthViewCurrentYear++;
		}
		calStartDate.set(Calendar.DAY_OF_MONTH, 1);
		calStartDate.set(Calendar.MONTH, iMonthViewCurrentMonth);
		calStartDate.set(Calendar.YEAR, iMonthViewCurrentYear);
		UpdateStartDateForMonth();
		updateCalendar();

	}

	private DateWidgetDayCell.OnItemClick mOnDayCellClick = new DateWidgetDayCell.OnItemClick() {
		public void OnClick(DateWidgetDayCell item) {
			calSelected.setTimeInMillis(item.getDate().getTimeInMillis());
			item.setSelected(true);
			updateCalendar();
			updateControlsState();
		}
	};

	private void updateControlsState() {
		SimpleDateFormat dateFull = new SimpleDateFormat("d MMMM yyyy");
		mYear = calSelected.get(Calendar.YEAR);
		mMonth = calSelected.get(Calendar.MONTH);
		mDay = calSelected.get(Calendar.DAY_OF_MONTH);
		tv.setText(new StringBuilder().append(mYear).append("/")
				.append(format(mMonth + 1)).append("/").append(format(mDay))
				.append("-----").append(dateFull.format(calSelected.getTime())));
	}

	private String format(int x) {
		String s = "" + x;
		if (s.length() == 1)
			s = "0" + s;
		return s;
	}

}


DateWidgetDayCell.java: 
package com.iaiai;

import java.util.Calendar;

import android.content.Context;
import android.graphics.Canvas;
import android.graphics.LinearGradient;
import android.graphics.Paint;
import android.graphics.Rect;
import android.graphics.RectF;
import android.graphics.Shader;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.view.View;
import android.view.animation.AlphaAnimation;
import android.widget.LinearLayout.LayoutParams;

/**
 * 
 * <p>
 * Title: DateWidgetDayCell.java
 * </p>
 * <p>
 * E-Mail: 176291935@qq.com
 * </p>
 * <p>
 * QQ: 176291935
 * </p>
 * <p>
 * Http: iaiai.iteye.com
 * </p>
 * <p>
 * Create time: 2011-8-19
 * </p>
 * 
 * @author 丸子
 * @version 0.0.1
 */
public class DateWidgetDayCell extends View {
	// types
	public interface OnItemClick {
		public void OnClick(DateWidgetDayCell item);
	}

	public static int ANIM_ALPHA_DURATION = 100;
	// fields
	private final static float fTextSize = 22;
	private final static int iMargin = 1;
	private final static int iAlphaInactiveMonth = 0x88;

	// fields
	private int iDateYear = 0;
	private int iDateMonth = 0;
	private int iDateDay = 0;

	// fields
	private OnItemClick itemClick = null;
	private Paint pt = new Paint();
	private RectF rect = new RectF();
	private String sDate = "";

	// fields
	private boolean bSelected = false;
	private boolean bIsActiveMonth = false;
	private boolean bToday = false;
	private boolean bHoliday = false;
	private boolean bTouchedDown = false;

	// methods
	public DateWidgetDayCell(Context context, int iWidth, int iHeight) {
		super(context);
		setFocusable(true);
		setLayoutParams(new LayoutParams(iWidth, iHeight));
	}

	public boolean getSelected() {
		return this.bSelected;
	}

	@Override
	public void setSelected(boolean bEnable) {
		if (this.bSelected != bEnable) {
			this.bSelected = bEnable;
			this.invalidate();
		}
	}

	public void setData(int iYear, int iMonth, int iDay, boolean bToday,
			boolean bHoliday, int iActiveMonth) {
		iDateYear = iYear;
		iDateMonth = iMonth;
		iDateDay = iDay;

		this.sDate = Integer.toString(iDateDay);
		this.bIsActiveMonth = (iDateMonth == iActiveMonth);
		this.bToday = bToday;
		this.bHoliday = bHoliday;
	}

	public void setItemClick(OnItemClick itemClick) {
		this.itemClick = itemClick;
	}

	private int getTextHeight() {
		return (int) (-pt.ascent() + pt.descent());
	}

	@Override
	public boolean onKeyDown(int keyCode, KeyEvent event) {
		boolean bResult = super.onKeyDown(keyCode, event);
		if ((keyCode == KeyEvent.KEYCODE_DPAD_CENTER)
				|| (keyCode == KeyEvent.KEYCODE_ENTER)) {
			doItemClick();
		}
		return bResult;
	}

	@Override
	public boolean onKeyUp(int keyCode, KeyEvent event) {
		boolean bResult = super.onKeyUp(keyCode, event);
		return bResult;
	}

	public void doItemClick() {
		if (itemClick != null)
			itemClick.OnClick(this);
	}

	@Override
	protected void onFocusChanged(boolean gainFocus, int direction,
			Rect previouslyFocusedRect) {
		super.onFocusChanged(gainFocus, direction, previouslyFocusedRect);
		invalidate();
	}

	public Calendar getDate() {
		Calendar calDate = Calendar.getInstance();
		calDate.clear();
		calDate.set(Calendar.YEAR, iDateYear);
		calDate.set(Calendar.MONTH, iDateMonth);
		calDate.set(Calendar.DAY_OF_MONTH, iDateDay);
		return calDate;
	}

	@Override
	protected void onDraw(Canvas canvas) {
		super.onDraw(canvas);

		// init rectangles
		rect.set(0, 0, this.getWidth(), this.getHeight());
		rect.inset(1, 1);

		// drawing
		final boolean bFocused = IsViewFocused();

		drawDayView(canvas, bFocused);
		drawDayNumber(canvas, bFocused);
	}

	private void drawDayView(Canvas canvas, boolean bFocused) {
		if (bSelected || bFocused) {
			LinearGradient lGradBkg = null;

			if (bFocused) {
				lGradBkg = new LinearGradient(rect.left, 0, rect.right, 0,
						DayStyle.iColorBkgFocusDark,
						DayStyle.iColorBkgFocusLight, Shader.TileMode.CLAMP);
			}

			if (bSelected) {
				lGradBkg = new LinearGradient(rect.left, 0, rect.right, 0,
						DayStyle.iColorBkgSelectedDark,
						DayStyle.iColorBkgSelectedLight, Shader.TileMode.CLAMP);
			}

			if (lGradBkg != null) {
				pt.setShader(lGradBkg);
				canvas.drawRect(rect, pt);
			}

			pt.setShader(null);

		} else {

			pt.setColor(DayStyle.getColorBkg(bHoliday, bToday));
			if (!bIsActiveMonth)
				pt.setAlpha(iAlphaInactiveMonth);
			canvas.drawRect(rect, pt);
		}
	}

	public void drawDayNumber(Canvas canvas, boolean bFocused) {
		// draw day number
		pt.setTypeface(null);
		pt.setAntiAlias(true);
		pt.setShader(null);
		pt.setFakeBoldText(true);
		pt.setTextSize(fTextSize);

		pt.setUnderlineText(false);
		if (bToday)
			pt.setUnderlineText(true);

		int iTextPosX = (int) rect.right - (int) pt.measureText(sDate);
		int iTextPosY = (int) rect.bottom + (int) (-pt.ascent())
				- getTextHeight();

		iTextPosX -= ((int) rect.width() >> 1)
				- ((int) pt.measureText(sDate) >> 1);
		iTextPosY -= ((int) rect.height() >> 1) - (getTextHeight() >> 1);

		// draw text
		if (bSelected || bFocused) {
			if (bSelected)
				pt.setColor(DayStyle.iColorTextSelected);
			if (bFocused)
				pt.setColor(DayStyle.iColorTextFocused);
		} else {
			pt.setColor(DayStyle.getColorText(bHoliday, bToday));
		}

		if (!bIsActiveMonth)
			pt.setAlpha(iAlphaInactiveMonth);

		canvas.drawText(sDate, iTextPosX, iTextPosY + iMargin, pt);

		pt.setUnderlineText(false);
	}

	public boolean IsViewFocused() {
		return (this.isFocused() || bTouchedDown);
	}

	@Override
	public boolean onTouchEvent(MotionEvent event) {
		boolean bHandled = false;
		if (event.getAction() == MotionEvent.ACTION_DOWN) {
			bHandled = true;
			bTouchedDown = true;
			invalidate();
			startAlphaAnimIn(DateWidgetDayCell.this);
		}
		if (event.getAction() == MotionEvent.ACTION_CANCEL) {
			bHandled = true;
			bTouchedDown = false;
			invalidate();
		}
		if (event.getAction() == MotionEvent.ACTION_UP) {
			bHandled = true;
			bTouchedDown = false;
			invalidate();
			doItemClick();
		}
		return bHandled;
	}

	public static void startAlphaAnimIn(View view) {
		AlphaAnimation anim = new AlphaAnimation(0.5F, 1);
		anim.setDuration(ANIM_ALPHA_DURATION);
		anim.startNow();
		view.startAnimation(anim);
	}

}


DateWidgetDayHeader.java: 
package com.iaiai;

import java.util.Calendar;

import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.RectF;
import android.view.View;
import android.widget.LinearLayout.LayoutParams;

/**
 * 
 * <p>
 * Title: DateWidgetDayHeader.java
 * </p>
 * <p>
 * E-Mail: 176291935@qq.com
 * </p>
 * <p>
 * QQ: 176291935
 * </p>
 * <p>
 * Http: iaiai.iteye.com
 * </p>
 * <p>
 * Create time: 2011-8-19
 * </p>
 * 
 * @author 丸子
 * @version 0.0.1
 */
public class DateWidgetDayHeader extends View {
	// fields
	private final static int iDayHeaderFontSize = 12;

	// fields
	private Paint pt = new Paint();
	private RectF rect = new RectF();
	private int iWeekDay = -1;
	private boolean bHoliday = false;

	// methods
	public DateWidgetDayHeader(Context context, int iWidth, int iHeight) {
		super(context);
		setLayoutParams(new LayoutParams(iWidth, iHeight));
	}

	public void setData(int iWeekDay) {
		this.iWeekDay = iWeekDay;
		this.bHoliday = false;
		if ((iWeekDay == Calendar.SATURDAY) || (iWeekDay == Calendar.SUNDAY))
			this.bHoliday = true;
	}

	private void drawDayHeader(Canvas canvas) {
		if (iWeekDay != -1) {
			// background
			pt.setColor(DayStyle.getColorFrameHeader(bHoliday));
			canvas.drawRect(rect, pt);

			// text
			pt.setTypeface(null);
			pt.setTextSize(iDayHeaderFontSize);
			pt.setAntiAlias(true);
			pt.setFakeBoldText(true);
			pt.setColor(DayStyle.getColorTextHeader(bHoliday));

			final int iTextPosY = getTextHeight();
			final String sDayName = DayStyle.getWeekDayName(iWeekDay);

			// draw day name
			final int iDayNamePosX = (int) rect.left
					+ ((int) rect.width() >> 1)
					- ((int) pt.measureText(sDayName) >> 1);
			canvas.drawText(sDayName, iDayNamePosX, rect.top + iTextPosY + 2,
					pt);
		}
	}

	private int getTextHeight() {
		return (int) (-pt.ascent() + pt.descent());
	}

	@Override
	protected void onDraw(Canvas canvas) {
		super.onDraw(canvas);

		// init rectangles
		rect.set(0, 0, this.getWidth(), this.getHeight());
		rect.inset(1, 1);

		// drawing
		drawDayHeader(canvas);
	}

}


DayStyle.java: 
package com.iaiai;

import java.util.Calendar;

/**
 * 
 * <p>
 * Title: DayStyle.java
 * </p>
 * <p>
 * E-Mail: 176291935@qq.com
 * </p>
 * <p>
 * QQ: 176291935
 * </p>
 * <p>
 * Http: iaiai.iteye.com
 * </p>
 * <p>
 * Create time: 2011-8-19
 * </p>
 * 
 * @author 丸子
 * @version 0.0.1
 */
public class DayStyle {
	// methods

	private static String[] getWeekDayNames() {
		String[] vec = new String[10];
		// vec[Calendar.SUNDAY] = "Sun";
		// vec[Calendar.MONDAY] = "Mon";
		// vec[Calendar.TUESDAY] = "Tue";
		// vec[Calendar.WEDNESDAY] = "Wed";
		// vec[Calendar.THURSDAY] = "Thu";
		// vec[Calendar.FRIDAY] = "Fri";
		// vec[Calendar.SATURDAY] = "Sat";

		vec[Calendar.SUNDAY] = "日";
		vec[Calendar.MONDAY] = "月";
		vec[Calendar.TUESDAY] = "火";
		vec[Calendar.WEDNESDAY] = "水";
		vec[Calendar.THURSDAY] = "木";
		vec[Calendar.FRIDAY] = "金";
		vec[Calendar.SATURDAY] = "土";
		return vec;
	}

	public static String getWeekDayName(int iDay) {
		return vecStrWeekDayNames[iDay];
	}

	// fields
	private final static String[] vecStrWeekDayNames = getWeekDayNames();

	// fields
	public final static int iColorFrameHeader = 0xff666666;
	public final static int iColorFrameHeaderHoliday = 0xff707070;
	public final static int iColorTextHeader = 0xffcccccc;
	public final static int iColorTextHeaderHoliday = 0xffd0d0d0;

	public final static int iColorText = 0xffdddddd;
	public final static int iColorBkg = 0xff888888;
	public final static int iColorTextHoliday = 0xfff0f0f0;
	public final static int iColorBkgHoliday = 0xffaaaaaa;

	public final static int iColorTextToday = 0xff002200;
	public final static int iColorBkgToday = 0xff88bb88;

	public final static int iColorTextSelected = 0xff001122;
	public final static int iColorBkgSelectedLight = 0xffbbddff;
	public final static int iColorBkgSelectedDark = 0xff225599;

	public final static int iColorTextFocused = 0xff221100;
	public final static int iColorBkgFocusLight = 0xffffddbb;
	public final static int iColorBkgFocusDark = 0xffaa5500;

	// methods
	public static int getColorFrameHeader(boolean bHoliday) {
		if (bHoliday)
			return iColorFrameHeaderHoliday;
		return iColorFrameHeader;
	}

	public static int getColorTextHeader(boolean bHoliday) {
		if (bHoliday)
			return iColorTextHeaderHoliday;
		return iColorTextHeader;
	}

	public static int getColorText(boolean bHoliday, boolean bToday) {
		if (bToday)
			return iColorTextToday;
		if (bHoliday)
			return iColorTextHoliday;
		return iColorText;
	}

	public static int getColorBkg(boolean bHoliday, boolean bToday) {
		if (bToday)
			return iColorBkgToday;
		if (bHoliday)
			return iColorBkgHoliday;
		return iColorBkg;
	}

	public static int getWeekDay(int index, int iFirstDayOfWeek) {
		int iWeekDay = -1;

		if (iFirstDayOfWeek == Calendar.MONDAY) {
			iWeekDay = index + Calendar.MONDAY;
			if (iWeekDay > Calendar.SATURDAY)
				iWeekDay = Calendar.SUNDAY;
		}

		if (iFirstDayOfWeek == Calendar.SUNDAY) {
			iWeekDay = index + Calendar.SUNDAY;
		}

		return iWeekDay;
	}

}


SymbolButton.java: 
package com.iaiai;

import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.RectF;
import android.widget.Button;

/**
 * 
 * <p>
 * Title: SymbolButton.java
 * </p>
 * <p>
 * E-Mail: 176291935@qq.com
 * </p>
 * <p>
 * QQ: 176291935
 * </p>
 * <p>
 * Http: iaiai.iteye.com
 * </p>
 * <p>
 * Create time: 2011-8-19
 * </p>
 * 
 * @author 丸子
 * @version 0.0.1
 */
public class SymbolButton extends Button {
	// fields
	private static final int iColor = 0xffaaaaaa;
	private static final int iColorActive = 0xff442200;

	// fields
	public enum symbol {
		none, arrowLeft, arrowRight
	};

	// fields
	private Paint pt = new Paint();
	private RectF rect = new RectF();
	private RectF rectDraw = new RectF();
	private symbol symbolType = symbol.none;

	// methods
	public SymbolButton(Context context, symbol symbolType) {
		super(context);
		this.symbolType = symbolType;
	}

	@Override
	public void onDraw(Canvas canvas) {
		super.onDraw(canvas);

		pt.setAntiAlias(true);
		pt.setStrokeCap(Paint.Cap.ROUND);

		rectDraw.set(0, 0, getWidth(), getHeight());
		rectDraw.left += 6;
		rectDraw.right -= 6;
		rectDraw.top += 4;
		rectDraw.bottom -= 8;

		if (symbolType != symbol.none) {
			pt.setStrokeWidth(5);

			pt.setColor(iColor);
			if (this.isPressed() || this.isFocused())
				pt.setColor(iColorActive);

			drawArrow(canvas);
		}
	}

	private void drawArrow(Canvas canvas) {
		rect.set(rectDraw);
		rect.inset(15, 5);
		canvas.drawLine(rect.left, rect.centerY(), rect.right, rect.centerY(),
				pt);
		if (symbolType == symbol.arrowRight) {
			canvas.drawLine(rect.right, rect.centerY(), rect.right - 6,
					rect.top, pt);
			canvas.drawLine(rect.right, rect.centerY(), rect.right - 6,
					rect.bottom, pt);
		}
		if (symbolType == symbol.arrowLeft) {
			canvas.drawLine(rect.left, rect.centerY(), rect.left + 6, rect.top,
					pt);
			canvas.drawLine(rect.left, rect.centerY(), rect.left + 6,
					rect.bottom, pt);
		}
	}

}
  • 大小: 31.8 KB
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  • Cindy_Lee
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  • 文章: 293
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  • 来自: 武汉人在北京
   发表时间：2011-08-22  
怎么看上去这么眼熟？是你自己做的吗？
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  • gundumw100
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  • 来自: 上海
   发表时间：2011-08-22  
我也好像在哪里见过。
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  • 04023129
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  • 文章: 75
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  • 来自: 大连
   发表时间：2011-08-22  
还是日文版的啊
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  • flyjiangs
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  • 来自: 苏州
   发表时间：2011-08-24  
n年前看见过类似的。
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  • computer_robot
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   发表时间：2011-08-25  
最讨厌写程序的时候在类上写上一大堆自己的信息（例如名字，名字缩写，QQ，电话等）
，当然不是针对楼主，
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  • 无愧衾影
  • 等级: 初级会员
  • 性别:
  • 文章: 4
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  • 来自: 合肥
   发表时间：2011-08-25  
建议楼主，搞个Demo形式的，主要介绍一些信息，不要上来就把所有的代码的贴出来，
这样对于我们这些菜鸟来说，这些东西看着头大啊！
可否将这个实例Demo发个
1175996623@qq.com
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  • iaiai
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  • 来自: 北京
   发表时间：2011-08-26  
无愧衾影 写道
建议楼主，搞个Demo形式的，主要介绍一些信息，不要上来就把所有的代码的贴出来，
这样对于我们这些菜鸟来说，这些东西看着头大啊！
可否将这个实例Demo发个
1175996623@qq.com


我没有发demo就因为这个代码我以经全部都发上来了，你如果不想看真复制代码，根据我的类名子建好就可以运行的
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