android, Tutorial 029, UI, Tab

android, Tutorial 029, UI, Tab

package com.powenko.Tutorial_UI_Tab;

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

public class Tutorial_UI_TabActivity extends TabActivity {
    /** Called when the activity is first created. */
	private TabHost tabHost;

    @Override
    public void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        tabHost = getTabHost();
      //  Intent mtab1 = new Intent(this,info.class);      s
        tabHost.addTab(tabHost.newTabSpec("tab1")
                .setIndicator("tab1", getResources().getDrawable(R.drawable.icon ))
                .setContent(new Intent(this, info.class)));

        tabHost.addTab(tabHost.newTabSpec("tab2")
                .setIndicator("tab2", getResources().getDrawable(R.drawable.icon))
                .setContent(new Intent(this, info.class)));

        tabHost.addTab(tabHost.newTabSpec("tab3")
                .setIndicator("tab3", getResources().getDrawable(R.drawable.icon))
                .setContent(new Intent(this, info.class)));

      tabHost.setCurrentTab(1);
      tabHost.setOnTabChangedListener(new OnTabChangeListener() {
  //        @Override
      public void onTabChanged(String arg0) {
        	  if (arg0.equals("tab3"))
        	  {
        		  tabHost.refreshDrawableState();
        	  }
      }

     });
    }
}

info.java

package com.powenko.Tutorial_UI_Tab;

import android.app.Activity;
import android.os.Bundle;

public class info extends Activity {
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);

    }

}

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

package="com.powenko.Tutorial_UI_Tab"

android:versionCode="1"

android:versionName="1.0">

<uses-sdk android:minSdkVersion="4" />

&nbsp;

<application android:icon="@drawable/icon" android:label="@string/app_name">

<activity android:name=".Tutorial_UI_TabActivity"

android:label="@string/app_name">

<intent-filter>

<action android:name="android.intent.action.MAIN" />

<category android:name="android.intent.category.LAUNCHER" />

</intent-filter>

</activity>

<activity android:name="info" ></activity>

</application>

</manifest>

sample code:

please download from here, “Tutorial_UI_TabActivity” ,
http://code.google.com/p/powenko-android-tutorial/