DoubleDatePickerDialog.java
public class DoubleDatePickerDialog extends AlertDialog implements
OnClickListener, OnDateChangedListener {
private static final String START_YEAR = "start_year";
private static final String START_MONTH = "start_month";
private static final String START_DAY = "start_day";
private final DatePicker mDatePicker_start;
// private final DatePicker mDatePicker_end;
private final OnDateSetListener mCallBack;
/**
* The callback used to indicate the user is done filling in the date.
*/
public interface OnDateSetListener {
/**
* @param view
* The view associated with this listener.
* @param year
* The year that was set.
* @param monthOfYear
* The month that was set (0-11) for compatibility with
* {@link java.util.Calendar}.
* @param dayOfMonth
* The day of the month that was set.
*/
void onDateSet(DatePicker startDatePicker, int startYear,
int startMonthOfYear, int startDayOfMonth);
}
/**
* @param context
* The context the dialog is to run in.
* @param callBack
* How the parent is notified that the date is set.
* @param year
* The initial year of the dialog.
* @param monthOfYear
* The initial month of the dialog.
* @param dayOfMonth
* The initial day of the dialog.
*/
public DoubleDatePickerDialog(Context context, OnDateSetListener callBack,
int year, int monthOfYear, int dayOfMonth) {
this(context, 0, callBack, year, monthOfYear, dayOfMonth);
}
public DoubleDatePickerDialog(Context context, int theme,
OnDateSetListener callBack, int year, int monthOfYear,
int dayOfMonth) {
this(context, 0, callBack, year, monthOfYear, dayOfMonth, true);
}
/**
* @param context
* The context the dialog is to run in.
* @param theme
* the theme to apply to this dialog
* @param callBack
* How the parent is notified that the date is set.
* @param year
* The initial year of the dialog.
* @param monthOfYear
* The initial month of the dialog.
* @param dayOfMonth
* The initial day of the dialog.
*/
public DoubleDatePickerDialog(Context context, int theme,
OnDateSetListener callBack, int year, int monthOfYear,
int dayOfMonth, boolean isDayVisible) {
super(context, theme);
mCallBack = callBack;
Context themeContext = getContext();
setButton(BUTTON_POSITIVE, "确 定", this);
setButton(BUTTON_NEGATIVE, "取 消", this);
setIcon(0);
LayoutInflater inflater = (LayoutInflater) themeContext
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View view = inflater.inflate(R.layout.date_picker_dialog, null);
setView(view);
mDatePicker_start = (DatePicker) view
.findViewById(R.id.datePickerStart);
mDatePicker_start.init(year, monthOfYear, dayOfMonth, this);
}
public void onClick(DialogInterface dialog, int which) {
// 如果是“取 消”按钮，则返回，如果是“确 定”按钮，则往下执行
if (which == BUTTON_POSITIVE)
tryNotifyDateSet();
}
@Override
public void onDateChanged(DatePicker view, int year, int month, int day) {
if (view.getId() == R.id.datePickerStart)
mDatePicker_start.init(year, month, day, this);
}
/**
* 获得开始日期的DatePicker
*
* @return The calendar view.
*/
public DatePicker getDatePickerStart() {
return mDatePicker_start;
}
/**
* Sets the start date.
*
* @param year
* The date year.
* @param monthOfYear
* The date month.
* @param dayOfMonth
* The date day of month.
*/
public void updateStartDate(int year, int monthOfYear, int dayOfMonth) {
mDatePicker_start.updateDate(year, monthOfYear, dayOfMonth);
}
private void tryNotifyDateSet() {
if (mCallBack != null) {
mDatePicker_start.clearFocus();
mCallBack.onDateSet(mDatePicker_start, mDatePicker_start.getYear(),
mDatePicker_start.getMonth(),
mDatePicker_start.getDayOfMonth());
}
}
@Override
protected void onStop() {
super.onStop();
}
@Override
public Bundle onSaveInstanceState() {
Bundle state = super.onSaveInstanceState();
state.putInt(START_YEAR, mDatePicker_start.getYear());
state.putInt(START_MONTH, mDatePicker_start.getMonth());
state.putInt(START_DAY, mDatePicker_start.getDayOfMonth());
return state;
}
@Override
public void onRestoreInstanceState(Bundle savedInstanceState) {
super.onRestoreInstanceState(savedInstanceState);
int start_year = savedInstanceState.getInt(START_YEAR);
int start_month = savedInstanceState.getInt(START_MONTH);
int start_day = savedInstanceState.getInt(START_DAY);
mDatePicker_start.init(start_year, start_month, start_day, this);
}
}
public class MainActivity extends Activity {
Button btn;
TextView et;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
btn = (Button) findViewById(R.id.dateBtn);
et = (TextView) findViewById(R.id.et);
btn.setOnClickListener(new View.OnClickListener() {
Calendar c = Calendar.getInstance();
@Override
public void onClick(View v) {
// 最后一个false表示不显示日期，如果要显示日期，最后参数可以是true或者不用输入
new DoubleDatePickerDialog(MainActivity.this, 0, new DoubleDatePickerDialog.OnDateSetListener() {
@Override
public void onDateSet(DatePicker startDatePicker, int startYear, int startMonthOfYear,
int startDayOfMonth) {
String textString = String.format("开始时间：%d-%d-%d\n", startYear,
startMonthOfYear + 1, startDayOfMonth);
et.setText(textString);
}
}, c.get(Calendar.YEAR), c.get(Calendar.MONTH), c.get(Calendar.DATE), false).show();
}
});
}
}
activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/LinearLayout01"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
<EditText
android:id="@+id/et"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:cursorVisible="false"
android:editable="false" />
<Button
android:id="@+id/dateBtn"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="日期对话框" />
</LinearLayout>
date_picker_dialog.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center_horizontal"
android:orientation="horizontal"
android:paddingTop="10dp" >
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center_horizontal"
android:orientation="vertical"
android:padding="5dip" >
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="开始日期" />
<DatePicker
android:id="@+id/datePickerStart"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:calendarViewShown="false" />
</LinearLayout>
<!-- <ImageView
android:layout_width="wrap_content"
android:layout_height="fill_parent"
android:src="@drawable/fenge" />
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center_horizontal"
android:orientation="vertical"
android:padding="5dip" >
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="结束日期" />
<DatePicker
android:id="@+id/datePickerEnd"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:calendarViewShown="false" />
</LinearLayout>
-->
</LinearLayout>