대화상자 - AlertDialog

activity_main.xml

 

<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" >

 

    <Button

        android:id="@+id/btn"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:text="다이얼 로그 보이기" />

 

</RelativeLayout>

 

 

MainActivity.java

 

package com.example.dialogex01;

 

import android.os.Bundle;

 

import android.app.Activity;

import android.app.AlertDialog;

import android.app.Dialog;

import android.view.Menu;

import android.view.TextureView;

import android.view.View;

import android.widget.TextView;

 

public class MainActivity extends Activity {

 

     @Override

     protected void onCreate(Bundle savedInstanceState) {

           super.onCreate(savedInstanceState);

           setContentView(R.layout.activity_main);

          

           findViewById(R.id.btn).setOnClickListener(new View.OnClickListener() {

               

                @Override

                public void onClick(View v) {

                     // TODO Auto-generated method stub

                    

    AlertDialog.Builder alertDialog = new AlertDialog.Builder(MainActivity.this);

                     alertDialog.setTitle("타이틀");

                     alertDialog.setMessage("메세지");

                     alertDialog.setIcon(R.drawable.ic_launcher);

                     alertDialog.show();

* 

new AlertDialog.Builder(MainActivity.this)

                           .setTitle("타이틀")

                           .setMessage("메세지")

                           .setIcon(R.drawable.ic_launcher)

                           .setPositiveButton("확인", null)

                           .setNeutralButton("중간", null)

                           .setNegativeButton("취소", null)

                           .show();

new AlertDialog.Builder(MainActivity.this)

                       .setTitle("타이틀")

                       .setMessage("메세지")

                       .setIcon(R.drawable.ic_launcher)

                       .setPositiveButton("확인", new DialogInterface.OnClickListener() {

                               

       @Override

      public void onClick(DialogInterface dialog, int which) {

                                     // TODO Auto-generated method stub

        Toast.makeText(MainActivity.this, "확인 클릭", Toast.LENGTH_SHORT).show();

         }

       })

      .setNeutralButton("중간", new DialogInterface.OnClickListener() {

      

       @Override

      public void onClick(DialogInterface dialog, int which) {

        // TODO Auto-generated method stub

        Toast.makeText(MainActivity.this, "중간 클릭", Toast.LENGTH_SHORT).show();

          }

        })

       .setNegativeButton("취소", new DialogInterface.OnClickListener() {

                               

     @Override

     public void onClick(DialogInterface dialog, int which) {

      // TODO Auto-generated method stub

      Toast.makeText(MainActivity.this, "취소 클릭", Toast.LENGTH_SHORT).show();

       }

      })

     // 뒤로가기 버튼이 작동하지 못하게 함

     .setCancelable(false)

     .show();

                    

                }

           });

     }

 

     @Override

     public boolean onCreateOptionsMenu(Menu menu) {

           // Inflate the menu; this adds items to the action bar if it is present.

           getMenuInflater().inflate(R.menu.main, menu);

           return true;

     }

 

}