Android之Dialog对话框(一)

来源：互联网发布：梁家辉座山雕知乎编辑：程序博客网时间：2024/05/16 08:57
下面是android自定义对话框的小例子。包含了模态对话框，和自定义对话框。现给出Activity类
package net.android.dialog;import java.util.Timer;import android.app.Activity;import android.app.AlertDialog;import android.app.Dialog;import android.app.ProgressDialog;import android.content.Context;import android.content.DialogInterface;import android.content.Intent;import android.net.Uri;import android.os.Bundle;import android.util.Log;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.ImageView;import android.widget.TextView;/*** <p>Title: DiaLogN</p>* <p>Description:android自定义对话框 </p>* <p>Company: Weicky</p> * @author 许助云* @date 2015-7-10*/public class DiaLogN extends Activity {/** Called when the activity is first created. */private Button btn_dialog1;private Button btn_custom;private Button btn_custom2;private TextView show;@Overridepublic void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);btn_dialog1 = (Button) findViewById(R.id.btn_dialog1);btn_dialog1.setOnClickListener(new btn_dialo1onClick());btn_custom = (Button) findViewById(R.id.btn_custom);btn_custom.setOnClickListener(new btn_customClick());btn_custom2 = (Button) findViewById(R.id.btn_custom2);btn_custom2.setOnClickListener(new btn_custom2Click());show = (TextView) findViewById(R.id.show);}class btn_custom2Click implements OnClickListener {@Override    public void onClick(View v) {Context context=DiaLogN.this;CustomDialog2 cd = new CustomDialog2(context);       cd.show();       }}class CustomDialog2 extends Dialog {public CustomDialog2(Context context) {super(context);// TODO Auto-generated constructor stub} protected void onCreate(Bundle savedInstanceState){ super.onCreate(savedInstanceState);  setContentView(R.layout.custom_dialog); setTitle("选择播放列表"); TextView text = (TextView)findViewById(R.id.text); text.setText("Hello, this is a custom dialog!"); ImageView image = (ImageView)findViewById(R.id.image); image.setImageResource(R.drawable.music_ico);  Button buttonYes = (Button) findViewById(R.id.button_yes); buttonYes.setHeight(5); buttonYes.setOnClickListener(new Button.OnClickListener(){public void onClick(View v) {show.setText("单击YES");dismiss();}        }); Button buttonNo = (Button) findViewById(R.id.button_no); buttonNo.setSingleLine(true); buttonNo.setOnClickListener(new Button.OnClickListener(){public void onClick(View v) {show.setText("单击NO");// TODO Auto-generated method stubdismiss();}        }); }  //called when this dialog is dismissed protected void onStop() { Log.d("TAG","+++++++++++++++++++++++++++"); } }class btn_dialo1onClick implements OnClickListener {@Override    public void onClick(View v) {    show.setText("click me!");    AlertDialog.Builder ad=new AlertDialog.Builder(DiaLogN.this);    /*    setTitle()：给对话框设置title.    setIcon():给对话框设置图标。    setMessage():设置对话框的提示信息    setItems()：设置对话框要显示的一个list,一般用于要显示几个命令时    setSingleChoiceItems():设置对话框显示一个单选的List    setMultiChoiceItems():用来设置对话框显示一系列的复选框。    setPositiveButton():给对话框添加”Yes”按钮。    setNegativeButton():给对话框添加”No”按钮。    show():显示对话框，一般放最后    */         ad.setTitle("选项");//设置对话框标题    //ad.setMessage("操作");//设置对话框内容    ad.setPositiveButton("确认", new DialogInterface.OnClickListener() {         @Override    public void onClick(DialogInterface dialog, int i) {         }    });    ad.setNegativeButton("我的博客",new DialogInterface.OnClickListener() {    //显示官方网站按钮，点击打开浏览器，转向www.pocketdigi.com    @Override    public void onClick(DialogInterface dialog, int i) {    Uri uri=Uri.parse("http://blog.csdn.net/jdfkldjlkjdl");    Intent intent=new Intent(Intent.ACTION_VIEW,uri);    startActivity(intent);    }    });        ad.setItems(new String[]{"播放","从列表中移除"},new itemListonClick());    ad.show();//显示对话框        }}class itemListonClick implements  android.content.DialogInterface.OnClickListener {@Overridepublic void onClick(DialogInterface dialog, int which) {switch(which){case 0:show.setText("播放");break;case 1:show.setText("从播放列表移除");break;}}}class btn_customClick implements OnClickListener {@Override    public void onClick(View v) {    show.setText("click me! 自定义对话框");    // TODO Auto-generated method stub       int m_count = 0;           //声明进度条对话框           final ProgressDialog m_pDialog;             //创建ProgressDialog对象               m_pDialog = new ProgressDialog(DiaLogN.this);               // 设置进度条风格，风格为圆形，旋转的               m_pDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);               // 设置ProgressDialog 标题             //  m_pDialog.setTitle("提示");                             // 设置ProgressDialog 提示信息               m_pDialog.setMessage("正在处理中...");               // 设置ProgressDialog 标题图标             //  m_pDialog.setIcon(R.drawable.img1);               // 设置ProgressDialog 的进度条是否不明确               m_pDialog.setIndeterminate(false);                             // 设置ProgressDialog 是否可以按退回按键取消               m_pDialog.setCancelable(true);                             // 设置ProgressDialog 的一个Button               /*            m_pDialog.setButton("确定", new DialogInterface.OnClickListener() {                   public void onClick(DialogInterface dialog, int i)                   {                       //点击“确定按钮”取消对话框                                       }               });   */            // 让ProgressDialog显示               m_pDialog.show();              Timer timer = new Timer();            class MyTask extends java.util.TimerTask{                 int num=0;                     public void run() {                         num++;                         System.out.println("  己花费   "+num+" S");                        if(num>=4)                        {                          m_pDialog.cancel();                         }                     }                 }            timer.schedule(new MyTask(), 1, 1000); //在1毫秒后执行此任务,每次间隔1秒    }}}
程序截图如下:
源码下载:链接：http://pan.baidu.com/s/1i39y7qd密码：44dv
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