[TabHost] 선택된 탭의 이미지 처리

1. java

package com.ahikuya;

import android.app.TabActivity;
import android.content.Intent;
import android.os.Bundle;
import android.widget.ImageView;
import android.widget.TabHost;
import android.widget.TabHost.OnTabChangeListener;

public class LayoutTab extends TabActivity implements OnTabChangeListener
{
	/** Called when the activity is first created. */
	TabHost tabHost;
	Intent It;
	ImageView iv;

	int aTabIcon[]  = {R.drawable.tabhost_home,R.drawable.tabhost_around,R.drawable.tabhost_premium,R.drawable.tabhost_my,R.drawable.tabhost_set};
	int aTabOver[] = {R.drawable.tabhost_home_ov,R.drawable.tabhost_around_ov,R.drawable.tabhost_premium_ov,R.drawable.tabhost_my_ov,R.drawable.tabhost_set_ov};
	int aTabText[] = {R.string.tab1_title,R.string.tab2_title,R.string.tab3_title,R.string.tab4_title,R.string.tab5_title};
	String aTabSpec[] = {"Tab01","Tab02","Tab03","Tab04","Tab05"};
	
	@Override
	public void onCreate(Bundle savedInstanceState) 
	{
		super.onCreate(savedInstanceState);
		setContentView(R.layout.layout_tab);
		
		tabHost = getTabHost();
		
		for(int i = 0; i < 5; i++)
		{
			switch(i)
			{
				case 0:
					It = new Intent(this, tab1Activity.class);
					break;
				case 1:
					It = new Intent(this, tab2Activity.class);
					break;
				case 2:
					It = new Intent(this, tab3Activity.class);
					break;
				case 3:
					It = new Intent(this, tab4Activity.class);
					break;
				case 4:
					It = new Intent(this, tab5Activity.class);
					break;
			}
		
			// tabHost 생성
			tabHost.addTab(
			tabHost.newTabSpec(aTabSpec[i])
			.setIndicator(getResources().getString(aTabText[i]), getResources().getDrawable(aTabIcon[i]))
			.setContent(It)
			);
			
			// TabHost 높이
			tabHost.getTabWidget().getChildAt(i).getLayoutParams().height = 100;
			// TabHost 배경
			tabHost.getTabWidget().getChildAt(i).setBackgroundResource(R.drawable.tabhost_bg);
		}
		
		// debug Tab
		tabHost.setCurrentTab(0);
		// Look at Tab Change
		tabHost.setOnTabChangedListener(this);
	}
 
	// 선택된 Tab에 대한 처리
	@Override
	public void onTabChanged(String tabId )
	{
		/**
		* debug 
		String strTabName;
		strTabName = "onTabChanged : " + tabId;
		Toast.makeText(this, strTabName, 1000).show();
		*/
	  
		 // 이미지 초기화
		 for(int i = 0; i < tabHost.getTabWidget().getChildCount(); i++)
		 {
			iv = (ImageView) tabHost.getTabWidget().getChildAt(i).findViewById(android.R.id.icon);
			iv.setImageDrawable(getResources().getDrawable(aTabIcon[i]));
			
			/**
			* 배경색 초기화
			tabHost.getTabWidget().getChildAt(i).setBackgroundColor(R.color.black);
			*/
		}
		
		
		//선택된 탭의 스타일 처리
		for(int i = 0; i < aTabSpec.length; i++)
		{
			if(aTabSpec[i] == tabId)
			{
				iv = (ImageView) tabHost.getTabWidget().getChildAt(tabHost.getCurrentTab()).findViewById(android.R.id.icon);
				iv.setImageDrawable(getResources().getDrawable(aTabOver[i]));
				
				/**
				* 글자색 변경
				TextView tv = (TextView) tabHost.getTabWidget().getChildAt(0).findViewById(android.R.id.title);
				tv.setTextColor(Color.parseColor("#000000"));
				*/
				
				/**
				* 배경색 변경
				tabHost.getTabWidget().getChildAt(i).setBackgroundColor(Color.parseColor("#000011"));
				*/
				break;
			}
		}
	}
}

2. xml

원문 : http://blog.naver.com/budget74/90146327635