대화상자 - Dialog

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.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

                     Dialog dialog = new Dialog(MainActivity.this);

                    

                     TextView tv = new TextView(MainActivity.this);

                     tv.setText("대화상자를 열었습니다.");

                    

                     dialog.setContentView(tv);

                     dialog.setTitle("알립니다.");

                     dialog.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;

     }

 

}