datepicker

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    requestWindowFeature(Window.FEATURE_NO_TITLE);
    getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
    setContentView(R.layout.activity_main);

// // 默认多选模式 // DatePicker picker = (DatePicker) findViewById(R.id.main_dp); // picker.setDate(2015, 7); // picker.setOnDateSelectedListener(new DatePicker.OnDateSelectedListener() { // @Override // public void onDateSelected(List date) { // String result = ""; // Iterator iterator = date.iterator(); // while (iterator.hasNext()) { // result += iterator.next(); // if (iterator.hasNext()) { // result += "\n"; // } // } // Toast.makeText(MainActivity.this, result, Toast.LENGTH_LONG).show(); // } // });

    // 自定义背景绘制示例 Example of custom date's background

// List tmp = new ArrayList<>(); // tmp.add("2015-7-1"); // tmp.add("2015-7-8"); // tmp.add("2015-7-16"); // DPCManager.getInstance().setDecorBG(tmp); // // DatePicker picker = (DatePicker) findViewById(R.id.main_dp); // picker.setDate(2015, 7); // picker.setDPDecor(new DPDecor() { // @Override // public void drawDecorBG(Canvas canvas, Rect rect, Paint paint) { // paint.setColor(Color.RED); // canvas.drawCircle(rect.centerX(), rect.centerY(), rect.width() / 2F, paint); // } // }); // picker.setOnDateSelectedListener(new DatePicker.OnDateSelectedListener() { // @Override // public void onDateSelected(List date) { // String result = ""; // Iterator iterator = date.iterator(); // while (iterator.hasNext()) { // result += iterator.next(); // if (iterator.hasNext()) { // result += "\n"; // } // } // Toast.makeText(MainActivity.this, result, Toast.LENGTH_LONG).show(); // } // });

    // 自定义前景装饰物绘制示例 Example of custom date's foreground decor

// List tmpTL = new ArrayList<>(); // tmpTL.add("2015-10-5"); // tmpTL.add("2015-10-6"); // tmpTL.add("2015-10-7"); // tmpTL.add("2015-10-8"); // tmpTL.add("2015-10-9"); // tmpTL.add("2015-10-10"); // tmpTL.add("2015-10-11"); // DPCManager.getInstance().setDecorTL(tmpTL); // // List tmpTR = new ArrayList<>(); // tmpTR.add("2015-10-10"); // tmpTR.add("2015-10-11"); // tmpTR.add("2015-10-12"); // tmpTR.add("2015-10-13"); // tmpTR.add("2015-10-14"); // tmpTR.add("2015-10-15"); // tmpTR.add("2015-10-16"); // DPCManager.getInstance().setDecorTR(tmpTR);

    DatePicker picker = (DatePicker) findViewById(R.id.main_dp);
    Calendar c = Calendar.getInstance();

int year = c.get(Calendar.YEAR); int month = c.get(Calendar.MONTH);

    picker.setDate(year, month);
    picker.setFestivalDisplay(false);
    picker.setTodayDisplay(false);
    picker.setHolidayDisplay(false);
    picker.setDeferredDisplay(false);
    picker.setMode(DPMode.TWOSELECT);
    picker.setDPDecor(new DPDecor() {
        @Override
        public void drawDecorTL(Canvas canvas, Rect rect, Paint paint, String data) {
            super.drawDecorTL(canvas, rect, paint, data);

// switch (data) { // case "2015-10-5": // case "2015-10-7": // case "2015-10-9": // case "2015-10-11": // paint.setColor(Color.GREEN); // canvas.drawRect(rect, paint); // break; // default: // paint.setColor(Color.RED); // canvas.drawCircle(rect.centerX(), rect.centerY(), rect.width() / 2, paint); // break; // } }

        @Override
        public void drawDecorTR(Canvas canvas, Rect rect, Paint paint, String data) {
            super.drawDecorTR(canvas, rect, paint, data);

// switch (data) { // case "2015-10-10": // case "2015-10-11": // case "2015-10-12": // paint.setColor(Color.BLUE); // canvas.drawCircle(rect.centerX(), rect.centerY(), rect.width() / 2, paint); // break; // default: // paint.setColor(Color.YELLOW); // canvas.drawRect(rect, paint); // break; // } } }); picker.setOnDateSelectedListener(new DatePicker.OnDateSelectedListener() { @Override public void onDateSelected(List date) { String result = ""; if (date.size()!=2) return; // if(date.size()==2){ long s= stringToLong(date.get(0),"yyyy-MM-dd"); long s1= stringToLong(date.get(1),"yyyy-MM-dd"); if (s<s1) result=s+"--"+date.get(0)+"=++="+s1+"="+date.get(1); else result=s1+"--"+date.get(1)+"=++="+s+"="+date.get(0); // return; // } // Iterator iterator = date.iterator(); // while (iterator.hasNext()) { // String string= (String) iterator.next(); //
// result += string+"-="; // if (iterator.hasNext()) { // result += "\n"; // } // } Toast.makeText(MainActivity.this, result, Toast.LENGTH_LONG).show(); } });

    // 对话框下的DatePicker示例 Example in dialog
    Button btnPick = (Button) findViewById(R.id.main_btn);
    btnPick.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            final AlertDialog dialog = new AlertDialog.Builder(MainActivity.this).create();
            dialog.show();
            DatePicker picker = new DatePicker(MainActivity.this);
            picker.setDate(2015, 10);
            picker.setMode(DPMode.SINGLE);
            picker.setOnDatePickedListener(new DatePicker.OnDatePickedListener() {
                @Override
                public void onDatePicked(String date) {
                    Toast.makeText(MainActivity.this, date, Toast.LENGTH_LONG).show();
                    dialog.dismiss();
                }
            });
            ViewGroup.LayoutParams params = new ViewGroup.LayoutParams(
                    ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
            dialog.getWindow().setContentView(picker, params);
            dialog.getWindow().setGravity(Gravity.CENTER);
        }
    });
}
public static long stringToLong(String date, String format) {
    SimpleDateFormat sdf = new SimpleDateFormat(format);
    Date dt2 = null;
    long lTime = 0;
    try {
        dt2 = sdf.parse(date);
        // 继续转换得到秒数的long型
        lTime = dt2.getTime() / 1000;
    } catch (ParseException e) {
        e.printStackTrace();
    }

    return lTime;
}