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) {
// If it's the "Cancel" button, return, if it's the "OK" button, go down
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);
}
/**
* Get the DatePicker of the start date
*
* @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) {
// The last false means not to display the date, if you want to display the date, the last parameter can be true or do not need to enter
new DoubleDatePickerDialog(MainActivity.this, 0, new DoubleDatePickerDialog.OnDateSetListener() {
@Override
public void onDateSet(DatePicker startDatePicker, int startYear, int startMonthOfYear,
int startDayOfMonth) {
String textString = String.format("Start time: %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="date dialog" />
</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="start date" />
<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="end date" />
<DatePicker
android:id="@+id/datePickerEnd"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:calendarViewShown="false" />
</LinearLayout>
-->
</LinearLayout>