해외 포럼에서 tab을 지우는데에 clearAllTabs()를 쓴다고 나와있는데 코드에 입력하면 null pointer 오류가 나네요..
에러날 경우에 앞줄에다 tabHost.setCurrentTab(0);를 붙여주라고 하는데 이걸 붙여도 마찮가지네요.


오류내용입니다.

03-21 11:08:40.184: ERROR/AndroidRuntime(1525): Uncaught handler: thread main exiting due to uncaught exception
03-21 11:08:40.223: ERROR/AndroidRuntime(1525): java.lang.NullPointerException
03-21 11:08:40.223: ERROR/AndroidRuntime(1525):     at android.widget.TabHost.dispatchWindowFocusChanged(TabHost.java:295)
03-21 11:08:40.223: ERROR/AndroidRuntime(1525):     at android.view.ViewGroup.dispatchWindowFocusChanged(ViewGroup.java:661)
03-21 11:08:40.223: ERROR/AndroidRuntime(1525):     at android.view.ViewGroup.dispatchWindowFocusChanged(ViewGroup.java:661)
03-21 11:08:40.223: ERROR/AndroidRuntime(1525):     at android.view.ViewGroup.dispatchWindowFocusChanged(ViewGroup.java:661)
03-21 11:08:40.223: ERROR/AndroidRuntime(1525):     at android.view.ViewRoot.handleMessage(ViewRoot.java:1819)
03-21 11:08:40.223: ERROR/AndroidRuntime(1525):     at android.os.Handler.dispatchMessage(Handler.java:99)
03-21 11:08:40.223: ERROR/AndroidRuntime(1525):     at android.os.Looper.loop(Looper.java:123)
03-21 11:08:40.223: ERROR/AndroidRuntime(1525):     at android.app.ActivityThread.main(ActivityThread.java:4363)
03-21 11:08:40.223: ERROR/AndroidRuntime(1525):     at java.lang.reflect.Method.invokeNative(Native Method)
03-21 11:08:40.223: ERROR/AndroidRuntime(1525):     at java.lang.reflect.Method.invoke(Method.java:521)
03-21 11:08:40.223: ERROR/AndroidRuntime(1525):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:860)
03-21 11:08:40.223: ERROR/AndroidRuntime(1525):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:618)
03-21 11:08:40.223: ERROR/AndroidRuntime(1525):     at dalvik.system.NativeStart.main(Native Method)


<추가>
소스 내용입니다.
(main.xml)
<?xml version="1.0" encoding="utf-8"?>

<TabHost
 android:layout_width="fill_parent"
 android:layout_height="fill_parent"
 xmlns:android="http://schemas.android.com/apk/res/android"
 android:id="@android:id/tabhost">
 <LinearLayout
  android:id="@+id/LinearLayout01"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content">
  <TabWidget
   android:id="@android:id/tabs"
   android:layout_width="wrap_content"
   android:layout_height="wrap_content">
  </TabWidget>
  <FrameLayout
   android:layout_width="wrap_content"
   android:layout_height="wrap_content"
   android:id="@android:id/tabcontent">
   <LinearLayout
    android:id="@+id/LinearLayout02"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content">
   </LinearLayout>
  </FrameLayout>
 </LinearLayout>
</TabHost>


(tabRe.java)
package my.tabRe;

import android.app.TabActivity;
import android.os.Bundle;
import android.widget.TabHost;

public class tabRe extends TabActivity {
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
       
        TabHost mTabHost = getTabHost();
        mTabHost.setup();
       
        mTabHost.addTab(mTabHost.newTabSpec("tab_test1")
          .setIndicator("위젯")
          .setContent(R.id.LinearLayout02)
          );
        mTabHost.addTab(mTabHost.newTabSpec("tab_test2")
          .setIndicator("이미지뷰")
          .setContent(R.id.LinearLayout02)
          );
       
        mTabHost.addTab(mTabHost.newTabSpec("tab_test3")
          .setIndicator("테스트")
          .setContent(R.id.LinearLayout02)
          );
       
       
       
        mTabHost.clearAllTabs();
       
        /*mTabHost = getTabHost();
       
        mTabHost.addTab(mTabHost.newTabSpec("tab_test4")
          .setIndicator("테스트")
          .setContent(R.id.LinearLayout01)
          );*/
    }
}

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