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Myactivity.java
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Myactivity.java
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package com.example.persiandatepicker;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import java.util.Date;
public class MyActivity extends Activity {
public String strWeekDay = "";
public String strMonth = "";
Button btnyearupper;
Button btnyearlower;
Button btnmonthupper;
Button btnmonthlower;
Button btndayupper;
Button btndaylower;
EditText edtyear;
EditText edtmonth;
EditText edtday;
int date;
int month;
int year;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
btnyearupper=(Button)findViewById(R.id.yearupper);
btnyearlower=(Button)findViewById(R.id.yearlower);
btnmonthupper=(Button)findViewById(R.id.mountupper);
btnmonthlower=(Button)findViewById(R.id.mountlower);
btndayupper=(Button)findViewById(R.id.dayupper);
btndaylower=(Button)findViewById(R.id.daylower);
edtyear=(EditText)findViewById(R.id.edtyear);
edtmonth=(EditText)findViewById(R.id.edtmonth);
edtday=(EditText)findViewById(R.id.edtday);
Date d = new Date();
d.getTime();
calcSolarCalendar(d);
edtyear.setText(year+"");
edtmonth.setText(month+"");
edtday.setText(date+"");
btnyearupper.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
year = Integer.parseInt(edtyear.getText().toString());
year++;
if (year >1399) {
year = 1380;
}
edtyear.setText(year + "");
}
});
btnyearlower.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
year=Integer.parseInt(edtyear.getText().toString());
year--;
if(year<1380)
{
year=1399;
}
edtyear.setText(year+"");
}
});
btnmonthupper.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
month=Integer.parseInt(edtmonth.getText().toString());
month++;
if(month>6 && date==31)
{
date=30;
edtday.setText("30");
}
else if(month==12 &&(date>29))
{
date=29;
edtday.setText("29");
}
if(month>12)
{
month=1;
}
edtmonth.setText(month+"");
}
});
btnmonthlower.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
month=Integer.parseInt(edtmonth.getText().toString());
month--;
if(month<1)
{
month=12;
}
edtmonth.setText(month+"");
if(month>6 && month<13 && date==31)
{
date=30;
edtday.setText("30");
}
if(month==12 && date>29)
{
date=29;
edtday.setText("29");
}
}
});
btndayupper.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
date=Integer.parseInt(edtday.getText().toString());
date++;
if(date>31 |(month>6 &&date>30)|(month==12 && date>29))
{
date=1;
}
edtday.setText(date+"");
}
});
btndaylower.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
date=Integer.parseInt(edtday.getText().toString());
date--;
if(date<1 && month==12)
{
date=29;
}
else if(date<1 && month>6)
{
date=30;
}
else if(date<1)
{
date=31;
}
edtday.setText(date+"");
}
});
}
private void calcSolarCalendar(Date MiladiDate) {
int ld;
int miladiYear = MiladiDate.getYear() + 1900;
int miladiMonth = MiladiDate.getMonth() + 1;
int miladiDate = MiladiDate.getDate();
int WeekDay = MiladiDate.getDay();
int[] buf1 = new int[12];
int[] buf2 = new int[12];
buf1[0] = 0;
buf1[1] = 31;
buf1[2] = 59;
buf1[3] = 90;
buf1[4] = 120;
buf1[5] = 151;
buf1[6] = 181;
buf1[7] = 212;
buf1[8] = 243;
buf1[9] = 273;
buf1[10] = 304;
buf1[11] = 334;
buf2[0] = 0;
buf2[1] = 31;
buf2[2] = 60;
buf2[3] = 91;
buf2[4] = 121;
buf2[5] = 152;
buf2[6] = 182;
buf2[7] = 213;
buf2[8] = 244;
buf2[9] = 274;
buf2[10] = 305;
buf2[11] = 335;
if ((miladiYear % 4) != 0) {
date = buf1[miladiMonth - 1] + miladiDate;
if (date > 79) {
date = date - 79;
if (date <= 186) {
switch (date % 31) {
case 0:
month = date / 31;
date = 31;
break;
default:
month = (date / 31) + 1;
date = (date % 31);
break;
}
year = miladiYear - 621;
} else {
date = date - 186;
switch (date % 30) {
case 0:
month = (date / 30) + 6;
date = 30;
break;
default:
month = (date / 30) + 7;
date = (date % 30);
break;
}
year = miladiYear - 621;
}
} else {
if ((miladiYear > 1996) && (miladiYear % 4) == 1) {
ld = 11;
} else {
ld = 10;
}
date = date + ld;
switch (date % 30) {
case 0:
month = (date / 30) + 9;
date = 30;
break;
default:
month = (date / 30) + 10;
date = (date % 30);
break;
}
year = miladiYear - 622;
}
} else {
date = buf2[miladiMonth - 1] + miladiDate;
if (miladiYear >= 1996) {
ld = 79;
} else {
ld = 80;
}
if (date > ld) {
date = date - ld;
if (date <= 186) {
switch (date % 31) {
case 0:
month = (date / 31);
date = 31;
break;
default:
month = (date / 31) + 1;
date = (date % 31);
break;
}
year = miladiYear - 621;
} else {
date = date - 186;
switch (date % 30) {
case 0:
month = (date / 30) + 6;
date = 30;
break;
default:
month = (date / 30) + 7;
date = (date % 30);
break;
}
year = miladiYear - 621;
}
}
else {
date = date + 10;
switch (date % 30) {
case 0:
month = (date / 30) + 9;
date = 30;
break;
default:
month = (date / 30) + 10;
date = (date % 30);
break;
}
year = miladiYear - 622;
}
}
switch (month) {
case 1:
strMonth = "فروردين";
break;
case 2:
strMonth = "ارديبهشت";
break;
case 3:
strMonth = "خرداد";
break;
case 4:
strMonth = "تير";
break;
case 5:
strMonth = "مرداد";
break;
case 6:
strMonth = "شهريور";
break;
case 7:
strMonth = "مهر";
break;
case 8:
strMonth = "آبان";
break;
case 9:
strMonth = "آذر";
break;
case 10:
strMonth = "دي";
break;
case 11:
strMonth = "بهمن";
break;
case 12:
strMonth = "اسفند";
break;
}
switch (WeekDay) {
case 0:
strWeekDay = "يکشنبه";
break;
case 1:
strWeekDay = "دوشنبه";
break;
case 2:
strWeekDay = "سه شنبه";
break;
case 3:
strWeekDay = "چهارشنبه";
break;
case 4:
strWeekDay = "پنج شنبه";
break;
case 5:
strWeekDay = "جمعه";
break;
case 6:
strWeekDay = "شنبه";
break;
}
}
}