<activity 
   android:configChanges="orientation|keyboardHidden" 
   android:label="sqltest" 
   android:name=".SqlData" 
   
  </activity> 

<activity 
   
   android:label="sqltest" 
   android:name=".SqlData" 
   android:screenOrientation="landscape" > 
  </activity> 

@Override 
 public void onConfigurationChanged(Configuration newConfig) { 
  // TODO Auto-generated method stub 
  super.onConfigurationChanged(newConfig); 
  /* 
   * 横竖屏检测 
   */ 
  if (this.getResources().getConfiguration().orientation 
 
  == Configuration.ORIENTATION_LANDSCAPE) { 
 
   // 当前为横屏 
   //实现代码 
 
  } 
 
  else if (this.getResources().getConfiguration().orientation 
 
  == Configuration.ORIENTATION_PORTRAIT) { 
 
   // 当前为竖屏 
   //实现代码 
 
  } 
 
  /* 
   * 实体键盘状态检测 
   */ 
 
  if (newConfig.hardKeyboardHidden 
 
  == Configuration.HARDKEYBOARDHIDDEN_NO) { 
 
   // 实体键盘处于推出状态 
   //实现代码 
 
  } 
 
  else if (newConfig.hardKeyboardHidden 
 
  == Configuration.HARDKEYBOARDHIDDEN_YES) { 
 
   // 实体键盘处于合上状态 
   //实现代码 
 
  } 
 
 }