android-Time。data

最新推荐文章于 2022-09-06 14:38:53 发布

原创最新推荐文章于 2022-09-06 14:38:53 发布 · 1.3k 阅读

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#android #layout #button #date #encoding #dialog

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本文介绍了一个简单的Android应用，该应用使用原生组件实现日期和时间的选择功能。通过两个按钮分别调用日期选择器和时间选择器对话框，用户可以方便地选择所需的日期和时间。

package zhang.Date;

import android.app.Activity;
import android.app.DatePickerDialog;
import android.app.Dialog;
import android.app.TimePickerDialog;
import android.app.TimePickerDialog.OnTimeSetListener;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.TimePicker;

public class MainActivity extends Activity {
	private Button date;
	private Button time;
	private final int DATE_PICKER_ID=1;
	private final int TIME_PICKER_ID=2;
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        date =(Button)findViewById(R.id.button);
        time=(Button)findViewById(R.id.time);
        
       date.setOnClickListener(new OnClickListener() {
			
			@Override
			public void onClick(View arg0) {
				showDialog(DATE_PICKER_ID);
				
			}
		});
       time.setOnClickListener(new OnClickListener() {
			
			@Override
			public void onClick(View arg0) {
				showDialog(TIME_PICKER_ID);
				
			}
		});


    }
    //date
    DatePickerDialog.OnDateSetListener onDateSetListener=new DatePickerDialog.OnDateSetListener() {

		@Override
		public void onDateSet(DatePicker view, int year, int monthofyear, int dayofmonth) {
			// TODO Auto-generated method stub
			System.out.println(year+"-"+monthofyear+"-"+dayofmonth);
		}
    	
    };
    //tiem
   OnTimeSetListener onTimeSetListener=new TimePickerDialog.OnTimeSetListener() {

	@Override
	public void onTimeSet(TimePicker v, int h, int m) {
		System.out.println(h+"小时"+m+"分");
		
	}


    	
    };
    
    protected Dialog onCreateDialog(int id){
    switch(id){
    case DATE_PICKER_ID:
    	return new DatePickerDialog(this,onDateSetListener,2011,11,26);
    case TIME_PICKER_ID:
    	return new TimePickerDialog(this,onTimeSetListener,10,10,true);
    
    }
	return null;	
    }
}

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    >
<TextView  
    android:layout_width="fill_parent" 
    android:layout_height="wrap_content" 
    android:text="@string/hello"
    />
<Button android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="@string/title" android:id="@+id/button"></Button>
<Button android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="@string/time" android:id="@+id/time"></Button>
</LinearLayout>