#09 ( FrameLayout )

FrameLayout에 LinearLayout 두개 등록하고(1,2) 버튼을 클릭하면 1보이고 2는 안보이게 하는예제

 

(1) activity_main.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/LinearLayout1"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".MainActivity" >

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content" >
        <Button
            android:id="@+id/btn1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="프레임1"
            android:layout_weight="1"
            />
        <Button
            android:id="@+id/btn2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="프레임2"
            android:layout_weight="1"
            />
    </LinearLayout>

    <FrameLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content" >
        <LinearLayout
            android:id="@+id/layout1"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="vertical"
            android:gravity="center_horizontal" >
            <ImageView
                android:id="@+id/imageView1"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:src="@drawable/donald"
                android:layout_gravity="center_horizontal"
                 />
        </LinearLayout>
        <LinearLayout
            android:id="@+id/layout2"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="vertical" 
            android:visibility="invisible"><!-- 화면에 안보이게 하기 -->
            <ImageView
                android:id="@+id/imageView2"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:src="@drawable/img4"
                android:layout_gravity="center_horizontal"
                />
        </LinearLayout>
    </FrameLayout>
</LinearLayout>

 

(2) MainActivity.java

package com.example.test08;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.LinearLayout;

public class MainActivity extends Activity {
    LinearLayout layout1;
    LinearLayout layout2;
   
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        //LinearLayout 참조변수 얻어오기.
        layout1=(LinearLayout)findViewById(R.id.layout1);
        layout2=(LinearLayout)findViewById(R.id.layout2);
       
        //첫번째 버튼을 눌렀을 때.버튼 참조값을 한번만 사용할 경우.
        findViewById(R.id.btn1).setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                layout1.setVisibility(View.VISIBLE);//보이기
                layout2.setVisibility(View.INVISIBLE);//안보이기
            }
        });
        findViewById(R.id.btn2).setOnClickListener(new OnClickListener() {           
            @Override
            public void onClick(View v) {
                layout2.setVisibility(View.VISIBLE);
                layout1.setVisibility(View.INVISIBLE);
            }
        });
    }
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.activity_main, menu);
        return true;
    }  
}