android datepicker timepicker简单用法

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/White"
android:orientation="vertical">
<RelativeLayout
android:id="@+id/titlebar"
android:layout_height="@dimen/titlebar_height"
android:layout_width="match_parent"
android:background="@color/vi_color"
>

<ImageView
android:id="@+id/arrowLeftImg"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerVertical="true"
android:layout_marginLeft="5dp"
android:src="@drawable/icon_arrow_left_white"
/>
<TextView
android:id = "@+id/title"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textColor="@color/White"
android:textSize="@dimen/titlebar_title_text_size"
android:layout_centerVertical="true"
android:layout_centerHorizontal="true"
android:layout_centerInParent="true"
android:text="@string/choose_time"/>

</RelativeLayout>
<DatePicker
android:id="@+id/datePicker"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:calendarViewShown="false"
android:layout_gravity="center"
android:contentDescription="设置时间"/>
<!-- <TimePicker
android:id="@+id/timePicker"
android:layout_width="wrap_content"
android:layout_height="wrap_content"

android:layout_marginTop="10dp"/> -->
<LinearLayout
android:layout_width="match_parent"
android:layout_height="120dp"
android:orientation="vertical"
android:layout_weight="1">

<TextView
android:layout_width="match_parent"
android:id = "@+id/tvTimeShow"
android:layout_height="0dp"
android:layout_weight="1"
android:gravity="center"
android:layout_margin="10dp"/>
<Button
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id = "@+id/btnCommit"
android:text="@string/ok"
android:background="@drawable/sel_publish_button"/>
</LinearLayout>
</LinearLayout>

datePicker = (DatePicker) findViewById(R.id.datePicker);
mBtnCommit = (Button) findViewById(R.id.btnCommit);
mTvTimeShow = (TextView) findViewById(R.id.tvTimeShow);
calendar = Calendar.getInstance();
dateFormat = new SimpleDateFormat("yyyy年MM月dd日");
mTvTimeShow.setText("服务起始日期:  "+dateFormat.format(calendar.getTime()));
datePicker.init(calendar.get(calendar.YEAR), calendar.get(calendar.MONTH), calendar.get(calendar.DAY_OF_MONTH),
new OnDateChangedListener(){
@Override
public void onDateChanged(DatePicker view, int year,
int month, int day) {
calendar.set(year, month, day);
mTvTimeShow.setText("服务起始日期:  "+dateFormat.format(calendar.getTime()));
}
});
/*timePicker.setIs24HourView(false);
timePicker.setOnTimeChangedListener(new OnTimeChangedListener(){
@Override
public void onTimeChanged(TimePicker view, int hour, int minute) {
//calendar.set(year, month, day, hourOfDay, minute);
}
});*/