TimePicker时间选择器，显示小时，分钟的

public class TimePickerActivity extends Activity {

 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.time_picker);
  TimePicker timePicker = (TimePicker)this.findViewById(R.id.timePicker);
  timePicker.setIs24HourView(true);
 }

 @Override
 public boolean onCreateOptionsMenu(Menu menu) {
  // Inflate the menu; this adds items to the action bar if it is present.
  getMenuInflater().inflate(R.menu.time_picker, menu);
  return true;
 }

}

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".TimePickerActivity" >

    <TimePicker
        android:id="@+id/timePicker"
        android:layout_height="wrap_content"
        android:layout_width="wrap_content"
        />

</RelativeLayout>