控件_TimePicker

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TimePicker;
import android.widget.TimePicker.OnTimeChangedListener;

public class MainActivity extends Activity {
    private TimePicker firstTimePicker;
    private Button button;
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        
        button = (Button) findViewById(R.id.button);
        button.setOnClickListener(new ButtonListener());
        
        
        firstTimePicker = (TimePicker) findViewById(R.id.firstTimePicker);
        
        firstTimePicker.setIs24HourView(true);//该函数用于设置是否显示24小时制
        firstTimePicker.setOnTimeChangedListener(new TimeListener());
    }
    class ButtonListener implements OnClickListener{
        public void onClick(View v) {
            int hour = firstTimePicker.getCurrentHour();
            int minute = firstTimePicker.getCurrentMinute();
            System.out.println("hour="+hour+",minute="+minute);
        }
    }
    
    /*
      时间监听器（该监听器每改变时间都会触发）,onTimeChanged方法接受三个参数：
      view：该对象代表着TimePicker
      hourOfDay：用户选择的小时
      minute：用户选择的分钟
    */
    class TimeListener implements OnTimeChangedListener{
        public void onTimeChanged(TimePicker view, int hourOfDay, int minute) {
            System.out.println("hour"+hourOfDay+",minute:"+minute);
        }
    }
}

<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=".MainActivity" >

    <TimePicker
        android:id="@+id/firstTimePicker"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        />
    
    
    <Button
        android:id="@+id/button"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_below="@id/firstTimePicker"
        android:text="获取TimePicker"
        />

</RelativeLayout>