Android列表對話方塊和進度對話方塊

 main.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:gravity="center_horizontal"    android:orientation="vertical"    >    <Button        android:id="@+id/listDialogButton"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="@string/listDialog_button"         android:layout_marginTop="100dip"        android:textSize="20sp"     />        <Button        android:id="@+id/progressDialogButton"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="@string/progressDialog_button"         android:layout_marginTop="100dip"        android:textSize="20sp"     /></LinearLayout>

 

MainActivity

import android.app.Activity;import android.app.AlertDialog.Builder;import android.app.Dialog;import android.app.ProgressDialog;import android.content.DialogInterface;import android.os.Bundle;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.Toast;public class MainActivity extends Activity {    private Button mListButton;    private Button mProgressButton;    private Dialog mListDialog;    private ProgressDialog mProgressDialog;    private int currentProgress=0;    private int maxProgress=100;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);init();}    private void init(){    mListButton=(Button) findViewById(R.id.listDialogButton);    mListButton.setOnClickListener(new ButtonOnClickListenerImpl());    mProgressButton=(Button) findViewById(R.id.progressDialogButton);    mProgressButton.setOnClickListener(new ButtonOnClickListenerImpl());    }private class ButtonOnClickListenerImpl implements OnClickListener {@Overridepublic void onClick(View view) {switch (view.getId()) {case R.id.listDialogButton:                Builder listBuilder=new Builder(MainActivity.this);                listBuilder.setIcon(R.drawable.ic_launcher);                listBuilder.setTitle(getResources().getString(R.string.list_dialog_title));                listBuilder.setItems(getResources().getStringArray(R.array.listDialogArray), new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which) {String selected=getResources().getStringArray(R.array.listDialogArray)[which];Toast.makeText(MainActivity.this,selected, Toast.LENGTH_SHORT).show();}});                mListDialog=listBuilder.create();                mListDialog.show();                break;case R.id.progressDialogButton:mProgressDialog=new ProgressDialog(MainActivity.this);mProgressDialog.setMax(maxProgress);mProgressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);  mProgressDialog.setTitle(R.string.progress_dialog_title);mProgressDialog.setIcon(R.drawable.ic_launcher);mProgressDialog.setMessage(getResources().getString(R.string.progress_dialog_message));mProgressDialog.setCancelable(false);                mProgressDialog.show();                new Thread(){                public void run() {                try {                while(currentProgress<=maxProgress){                    mProgressDialog.setProgress(currentProgress++);                    Thread.sleep(500);                    }                mProgressDialog.cancel();} catch (Exception e) {mProgressDialog.cancel();}                                };                }.start();               break;default:break;}}}}