※效果

※用法

package com.fancyy.calendarweight;import java.util.ArrayList;import java.util.List;import android.app.Activity;import android.content.Context;import android.graphics.drawable.BitmapDrawable;import android.os.Bundle;import android.view.Gravity;import android.view.View;import android.view.View.OnClickListener;import android.view.ViewGroup.LayoutParams;import android.view.animation.AnimationUtils;import android.widget.Button;import android.widget.LinearLayout;import android.widget.PopupWindow;import android.widget.RelativeLayout;import android.widget.TextView;import com.fancyy.calendarweight.KCalendar.OnCalendarClickListener;import com.fancyy.calendarweight.KCalendar.OnCalendarDateChangedListener;public class MainActivity extends Activity {	String date = null;// 设置默认选中的日期  格式为 “2014-04-05” 标准DATE格式   	Button bt;	protected void onCreate(Bundle savedInstanceState) {		super.onCreate(savedInstanceState);		setContentView(R.layout.activity_main);		bt = (Button) findViewById(R.id.bt);		bt.setOnClickListener(new OnClickListener() {			public void onClick(View v) {				new PopupWindows(MainActivity.this, bt);			}		});	}	public class PopupWindows extends PopupWindow {		public PopupWindows(Context mContext, View parent) {			View view = View.inflate(mContext, R.layout.popupwindow_calendar,					null);			view.startAnimation(AnimationUtils.loadAnimation(mContext,					R.anim.fade_in));			LinearLayout ll_popup = (LinearLayout) view					.findViewById(R.id.ll_popup);			ll_popup.startAnimation(AnimationUtils.loadAnimation(mContext,					R.anim.push_bottom_in_1));			setWidth(LayoutParams.FILL_PARENT);			setHeight(LayoutParams.FILL_PARENT);			setBackgroundDrawable(new BitmapDrawable());			setFocusable(true);			setOutsideTouchable(true);			setContentView(view);			showAtLocation(parent, Gravity.BOTTOM, 0, 0);			update();			final TextView popupwindow_calendar_month = (TextView) view					.findViewById(R.id.popupwindow_calendar_month);			final KCalendar calendar = (KCalendar) view					.findViewById(R.id.popupwindow_calendar);			Button popupwindow_calendar_bt_enter = (Button) view					.findViewById(R.id.popupwindow_calendar_bt_enter);			popupwindow_calendar_month.setText(calendar.getCalendarYear() + "年"					+ calendar.getCalendarMonth() + "月");			if (null != date) {				int years = Integer.parseInt(date.substring(0,						date.indexOf("-")));				int month = Integer.parseInt(date.substring(						date.indexOf("-") + 1, date.lastIndexOf("-")));				popupwindow_calendar_month.setText(years + "年" + month + "月");				calendar.showCalendar(years, month);				calendar.setCalendarDayBgColor(date,						R.drawable.calendar_date_focused);							}						List
       
         list = new ArrayList
        
         (); //设置标记列表			list.add("2014-04-01");			list.add("2014-04-02");			calendar.addMarks(list, 0);			//监听所选中的日期			calendar.setOnCalendarClickListener(new OnCalendarClickListener() {				public void onCalendarClick(int row, int col, String dateFormat) {					int month = Integer.parseInt(dateFormat.substring(							dateFormat.indexOf("-") + 1,							dateFormat.lastIndexOf("-")));										if (calendar.getCalendarMonth() - month == 1//跨年跳转							|| calendar.getCalendarMonth() - month == -11) {						calendar.lastMonth();											} else if (month - calendar.getCalendarMonth() == 1 //跨年跳转							|| month - calendar.getCalendarMonth() == -11) {						calendar.nextMonth();											} else {						calendar.removeAllBgColor(); 						calendar.setCalendarDayBgColor(dateFormat,								R.drawable.calendar_date_focused);						date = dateFormat;//最后返回给全局 date					}				}			});			//监听当前月份			calendar.setOnCalendarDateChangedListener(new OnCalendarDateChangedListener() {				public void onCalendarDateChanged(int year, int month) {					popupwindow_calendar_month							.setText(year + "年" + month + "月");				}			});						//上月监听button			RelativeLayout popupwindow_calendar_last_month = (RelativeLayout) view					.findViewById(R.id.popupwindow_calendar_last_month);			popupwindow_calendar_last_month					.setOnClickListener(new OnClickListener() {						public void onClick(View v) {							calendar.lastMonth();						}					});						//下月监听button			RelativeLayout popupwindow_calendar_next_month = (RelativeLayout) view					.findViewById(R.id.popupwindow_calendar_next_month);			popupwindow_calendar_next_month					.setOnClickListener(new OnClickListener() {						public void onClick(View v) {							calendar.nextMonth();						}					});						//关闭窗体			popupwindow_calendar_bt_enter					.setOnClickListener(new OnClickListener() {						public void onClick(View v) {							dismiss();						}					});		}	}}