17 对话框

package com.szy.dialogs;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.Toast;

public class MainActivity extends Activity
{
    private static final int MAX_PROGRESS = 100;
    private final static int SIMPLEALERTDIALOG = 1;
    private final static int LISTALERTDIALOG = 2;
    private final static int SINGLECHOICEALERTDIALOG = 3;
    private final static int PROGRESSTDIALOG = 4;
    private final static int CUSTOMALERTDIALOG = 5;

    private ProgressDialog progressDialog;
    private Handler progressHandler;
    private int progress;
    private AlertDialog alert;

    private Button simpleAlertDialog;
    private Button listAlertDialog;
    private Button singleChoiceAlertDialog;
    private Button progressAlertDialog;
    private Button customAlertDialog;

    @Override
    public void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        // 简单警告对话框
        simpleAlertDialog = (Button) findViewById(R.id.simpleAlertDialog);
        simpleAlertDialog.setOnClickListener(new OnClickListener()
        {
            @Override
            public void onClick(View v)
            {
                showDialog(SIMPLEALERTDIALOG);
            }
        });

        // 列表对话框
        listAlertDialog = (Button) findViewById(R.id.listAlertDialog);
        listAlertDialog.setOnClickListener(new OnClickListener()
        {

            @Override
            public void onClick(View v)
            {

                showDialog(LISTALERTDIALOG);
            }
        });

        // 单选对话框
        singleChoiceAlertDialog = (Button) findViewById(R.id.singleChoiceAlertDialog);
        singleChoiceAlertDialog.setOnClickListener(new OnClickListener()
        {
            @Override
            public void onClick(View v)
            {
                showDialog(SINGLECHOICEALERTDIALOG);
            }
        });

        // 进度条
        progressAlertDialog = (Button) findViewById(R.id.progressAlertDialog);
        progressAlertDialog.setOnClickListener(new OnClickListener()
        {
            @Override
            public void onClick(View v)
            {
                showDialog(PROGRESSTDIALOG);
                progress = 0;
                progressDialog.setProgress(0);
                progressHandler.sendEmptyMessage(0);
            }
        });

        // 自定义对话框
        customAlertDialog = (Button) findViewById(R.id.customAlertDialog);
        customAlertDialog.setOnClickListener(new OnClickListener()
        {
            @Override
            public void onClick(View v)
            {
                showDialog(CUSTOMALERTDIALOG);
            }
        });

        // 进度条Handler
        progressHandler = new Handler()
        {
            @Override
            public void handleMessage(Message msg)
            {
                super.handleMessage(msg);
                if (progress >= MAX_PROGRESS)
                {
                    progressDialog.dismiss();
                }
                else
                {
                    progress++;
                    progressDialog.setProgress(progress);
                    progressHandler.sendEmptyMessageDelayed(0, 100);
                }
            }
        };
    }

    @Override
    protected Dialog onCreateDialog(int id)
    {
        Log.i("MainActivity","@@@@@@@@@@@@@");
        final CharSequence[] items =
        { "红色", "黄色", "蓝色" };
        AlertDialog.Builder builder = null;
        builder = new AlertDialog.Builder(this);
        switch (id)
        {
        case SIMPLEALERTDIALOG:
            builder.setMessage("你确定要退出本软件吗?");
            builder.setCancelable(false);// 返回键是否可以关闭对话框
            builder.setPositiveButton("是", new DialogInterface.OnClickListener()
            {
                public void onClick(DialogInterface dialog, int id)
                {
                    MainActivity.this.finish();
                }
            });
            builder.setNegativeButton("否", new DialogInterface.OnClickListener()
            {
                public void onClick(DialogInterface dialog, int id)
                {
                    dialog.cancel();
                }
            });
            return builder.create();
        case LISTALERTDIALOG:
            builder.setTitle("请选中一种颜色");
            builder.setItems(items, new DialogInterface.OnClickListener()
            {
                public void onClick(DialogInterface dialog, int item)
                {
                    Toast.makeText(getApplicationContext(), items[item], Toast.LENGTH_SHORT).show();
                }
            });
            return builder.create();
        case SINGLECHOICEALERTDIALOG:
            
            builder.setTitle("请选中一种颜色");
            builder.setSingleChoiceItems(items, -1, new DialogInterface.OnClickListener()
            {
                public void onClick(DialogInterface dialog, int item)
                {
                    Toast.makeText(getApplicationContext(), items[item], Toast.LENGTH_SHORT).show();
                     if (null!=alert)
                     {
                         alert.dismiss();
                     }
                }
            });
            alert = builder.create();
            return alert;
        case PROGRESSTDIALOG:
            progressDialog = new ProgressDialog(this);
            // progressDialog.setIconAttribute(android.R.attr.alertDialogIcon);
            progressDialog.setTitle("进度条");
            progressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
            progressDialog.setMax(MAX_PROGRESS);
            progressDialog.setButton(DialogInterface.BUTTON_POSITIVE, "确定", new DialogInterface.OnClickListener()
            {
                public void onClick(DialogInterface dialog, int whichButton)
                {

                }
            });
            progressDialog.setButton(DialogInterface.BUTTON_NEGATIVE, "取消", new DialogInterface.OnClickListener()
            {
                public void onClick(DialogInterface dialog, int whichButton)
                {

                }
            });
            return progressDialog;
        case CUSTOMALERTDIALOG:
            LayoutInflater factory = LayoutInflater.from(this);
            final View textView = factory.inflate(R.layout.custom, null);
            builder.setIcon(R.drawable.qq);
            builder.setTitle("自定义对话框");
            builder.setView(textView);
            builder.setPositiveButton("确定", new DialogInterface.OnClickListener()
            {
                public void onClick(DialogInterface dialog, int whichButton)
                {

                }
            });
            builder.setNegativeButton("取消", new DialogInterface.OnClickListener()
            {
                public void onClick(DialogInterface dialog, int whichButton)
                {

                }
            });
            return builder.create();
        default:
            break;
        }
        return null;
    }
}