package com.kaixin.android.view;
import java.util.Arrays;
import java.util.Calendar;
import java.util.List;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.view.LayoutInflater;
import android.view.View;
import android.view.WindowManager;
import com.kaixin.android.R;
import com.kaixin.android.adapter.NumericWheelAdapter;
import com.kaixin.android.adapter.OnWheelChangedListener;
/**
* @auther:summer 时间： 2012-7-19 下午2:59:56
*/
public class MyDateTimePickerDialog extends AlertDialog implements
OnClickListener {
private static int START_YEAR = 1970, END_YEAR = 2100;
private final OnDateTimeSetListener mCallBack;
private int curr_year, curr_month, curr_day;
// 添加大小月月份并将其转换为list,方便之后的判断
String[] months_big = { "1", "3", "5", "7", "8", "10", "12" };
String[] months_little = { "4", "6", "9", "11" };
final WheelView wv_year, wv_month, wv_day;
final List<String> list_big, list_little;
public MyDateTimePickerDialog(Context context, Calendar calender, OnDateTimeSetListener callBack) {
super(context);
this.START_YEAR = START_YEAR;
int year = calender.get(Calendar.YEAR);
int month = calender.get(Calendar.MONTH);
int day = calender.get(Calendar.DATE);
// int hour = mCalendar.get(Calendar.HOUR_OF_DAY);
// int minute = mCalendar.get(Calendar.MINUTE);
this.END_YEAR = END_YEAR;
mCallBack = callBack;
list_big = Arrays.asList(months_big);
list_little = Arrays.asList(months_little);
setButton(context.getText(R.string.call_ok_txt), this);
setButton2(context.getText(R.string.call_exit_txt),
(OnClickListener) null);
setTitle("请选择出生日期");
// 找到dialog的布局文件
LayoutInflater inflater = (LayoutInflater) context
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View view = inflater.inflate(R.layout.time_layout, null);
int textSize = 0;
textSize = adjustFontSize(getWindow().getWindowManager());
// 年
wv_year = (WheelView) view.findViewById(R.id.year);
wv_year.setAdapter(new NumericWheelAdapter(START_YEAR, END_YEAR));// 设置"年"的显示数据
wv_year.setCyclic(true);// 可循环滚动
wv_year.setLabel("年");// 添加文字
wv_year.setCurrentItem(year - START_YEAR);// 初始化时显示的数据
// 月
wv_month = (WheelView) view.findViewById(R.id.month);
wv_month.setAdapter(new NumericWheelAdapter(1, 12));
wv_month.setCyclic(true);
wv_month.setLabel("月");
wv_month.setCurrentItem(month);
// 日
wv_day = (WheelView) view.findViewById(R.id.day);
wv_day.setCyclic(true);
// 判断大小月及是否闰年,用来确定"日"的数据
if (list_big.contains(String.valueOf(month + 1))) {
wv_day.setAdapter(new NumericWheelAdapter(1, 31));
} else if (list_little.contains(String.valueOf(month + 1))) {
wv_day.setAdapter(new NumericWheelAdapter(1, 30));
} else {
// 闰年
if ((year % 4 == 0 && year % 100 != 0) || year % 400 == 0)
wv_day.setAdapter(new NumericWheelAdapter(1, 29));
else
wv_day.setAdapter(new NumericWheelAdapter(1, 28));
}
wv_day.setLabel("日");
wv_day.setCurrentItem(day - 1);
// 时
/*wv_hours = (WheelView) view.findViewById(R.id.hour);
wv_hours.setAdapter(new NumericWheelAdapter(0, 23));
wv_hours.setCyclic(true);
wv_hours.setCurrentItem(hour);
// 分
wv_mins = (WheelView) view.findViewById(R.id.mins);
wv_mins.setAdapter(new NumericWheelAdapter(0, 59, "%02d"));
wv_mins.setCyclic(true);
wv_mins.setCurrentItem(minute);*/
// 添加"年"监听
OnWheelChangedListener wheelListener_year = new OnWheelChangedListener() {
public void onChanged(WheelView wheel, int oldValue, int newValue) {
int year_num = newValue + START_YEAR;
// 判断大小月及是否闰年,用来确定"日"的数据
if (list_big
.contains(String.valueOf(wv_month.getCurrentItem() + 1))) {
wv_day.setAdapter(new NumericWheelAdapter(1, 31));
} else if (list_little.contains(String.valueOf(wv_month
.getCurrentItem() + 1))) {
wv_day.setAdapter(new NumericWheelAdapter(1, 30));
} else {
if ((year_num % 4 == 0 && year_num % 100 != 0)
|| year_num % 400 == 0)
wv_day.setAdapter(new NumericWheelAdapter(1, 29));
else
wv_day.setAdapter(new NumericWheelAdapter(1, 28));
}
}
};
// 添加"月"监听
OnWheelChangedListener wheelListener_month = new OnWheelChangedListener() {
public void onChanged(WheelView wheel, int oldValue, int newValue) {
int month_num = newValue + 1;
// 判断大小月及是否闰年,用来确定"日"的数据
if (list_big.contains(String.valueOf(month_num))) {
wv_day.setAdapter(new NumericWheelAdapter(1, 31));
} else if (list_little.contains(String.valueOf(month_num))) {
wv_day.setAdapter(new NumericWheelAdapter(1, 30));
} else {
if (((wv_year.getCurrentItem() + START_YEAR) % 4 == 0 && (wv_year
.getCurrentItem() + START_YEAR) % 100 != 0)
|| (wv_year.getCurrentItem() + START_YEAR) % 400 == 0)
wv_day.setAdapter(new NumericWheelAdapter(1, 29));
else
wv_day.setAdapter(new NumericWheelAdapter(1, 28));
}
}
};
wv_year.addChangingListener(wheelListener_year);
wv_month.addChangingListener(wheelListener_month);
wv_day.TEXT_SIZE = textSize;
// wv_hours.TEXT_SIZE = textSize;
// wv_mins.TEXT_SIZE = textSize;
wv_month.TEXT_SIZE = textSize;
wv_year.TEXT_SIZE = textSize;
setView(view);
}
public void onClick(DialogInterface dialog, int which) {
curr_year = wv_year.getCurrentItem() + START_YEAR;
curr_month = wv_month.getCurrentItem() + 1;
curr_day = wv_day.getCurrentItem() + 1;
// curr_hour = wv_hours.getCurrentItem();
// curr_minute = wv_mins.getCurrentItem();
if (mCallBack != null) {
mCallBack.onDateTimeSet(curr_year, curr_month, curr_day);
}
}
public void show() {
super.show();
}
public interface OnDateTimeSetListener {
void onDateTimeSet(int year, int monthOfYear, int dayOfMonth);
}
public static int adjustFontSize(WindowManager windowmanager) {
int screenWidth = windowmanager.getDefaultDisplay().getWidth();
int screenHeight = windowmanager.getDefaultDisplay().getHeight();
/*
* DisplayMetrics dm = new DisplayMetrics(); dm =
* windowmanager.getApplicationContext
* ().getResources().getDisplayMetrics(); int widthPixels =
* dm.widthPixels; int heightPixels = dm.heightPixels; float density =
* dm.density; fullScreenWidth = (int)(widthPixels * density);
* fullScreenHeight = (int)(heightPixels * density);
*/
if (screenWidth <= 240) { // 240X320 屏幕
return 10;
} else if (screenWidth <= 320) { // 320X480 屏幕
return 14;
} else if (screenWidth <= 480) { // 480X800 或 480X854 屏幕
return 24;
} else if (screenWidth <= 540) { // 540X960 屏幕
return 26;
} else if (screenWidth <= 800) { // 800X1280 屏幕
return 30;
} else { // 大于 800X1280
return 30;
}
}
}