Android TabHost example

안드로이드에서 탭을 구성하는 예

3개의 탭을 각각 누를 때마다 동일한 액티비티가 실행되고 다른 이미지를 보여준다

AndroidManifest.xml 

<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.androidapp"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="15" />
	
    <application
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name=".MainActivity"
            android:configChanges="orientation"
            android:label="@string/title_activity_main" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        <activity android:name=".TabContentActivity"    />
    </application>

</manifest>

res/layout/main.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/rootLayout"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical"  >
	<TabHost 
	    android:id="@android:id/tabhost"
	    android:layout_width="match_parent"
	    android:layout_height="match_parent"   >
	    <LinearLayout 
	        android:layout_width="match_parent"
	        android:layout_height="match_parent"
	        android:orientation="vertical">
	        <TabWidget 
	            android:id="@android:id/tabs"
	            android:layout_width="match_parent"
	            android:layout_height="wrap_content"/>
	        <FrameLayout 
	            android:id="@android:id/tabcontent"
	            android:layout_width="match_parent"
	            android:layout_height="match_parent"/>
	    </LinearLayout>
	 </TabHost>

</LinearLayout>

res/layout/tabcontents.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >

    <ImageView
        android:id="@+id/imageView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center"
        android:src="@drawable/ic_launcher" />

</LinearLayout>

MainActivity.java

package com.example.androidapp;

import android.os.Bundle;
import android.app.*;
import android.content.Intent;
import android.util.Log;
import android.widget.*;

public class MainActivity extends TabActivity {

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        Log.i("onCreate", "onCreate실행됨");
        
        setTab();
   }
    
    private void setTab() {
    	TabHost tabhost = getTabHost();
    	TabHost.TabSpec spec = null;
    	Intent intent = null;
    	
    	spec = tabhost.newTabSpec("tab01");
    	intent = new Intent(this, TabContentActivity.class);
    	intent.putExtra("tabNum", "01");
    	spec.setContent(intent);
    	spec.setIndicator("첫번째 사진");
    	tabhost.addTab(spec);
    	
    	spec = tabhost.newTabSpec("tab02");
    	intent = new Intent(this, TabContentActivity.class);
    	intent.putExtra("tabNum", "02");
    	spec.setContent(intent);
    	spec.setIndicator("두번째 사진");
    	tabhost.addTab(spec);
    	
    	spec = tabhost.newTabSpec("tab03");
    	intent = new Intent(this, TabContentActivity.class);
    	intent.putExtra("tabNum", "03");
    	spec.setContent(intent);
    	spec.setIndicator("세번째 사진");
    	tabhost.addTab(spec);
    	
    	tabhost.setCurrentTab(0);
    }
}

TabContentActivity.java

package com.example.androidapp;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.os.Parcelable;
import android.util.Log;
import android.widget.ImageView;
import android.widget.TextView;

public class TabContentActivity extends Activity {
	
	ImageView iv;
	
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.tabcontents);
		iv = (ImageView) findViewById(R.id.imageView1);
		Intent intent = getIntent();
		String tabNum = intent.getExtras().getString("tabNum");
		if(tabNum.equals("01")) {
			iv.setImageResource(R.drawable.mt01);
		}else if(tabNum.equals("02")) {
			iv.setImageResource(R.drawable.mt02);
		}else if(tabNum.equals("03")) {
			iv.setImageResource(R.drawable.mt03);
		}
		Log.i("액티비티", "onCreate()실행됨,"+this);
	}
}