content: /*
   * Copyright (C) 2011 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package com.lb.launcher;
  
  import android.content.Context;
  import android.util.AttributeSet;
  import android.view.View;
  import android.widget.TabWidget;
  
  public class FocusOnlyTabWidget extends TabWidget {
      public FocusOnlyTabWidget(Context context) {
          super(context);
      }
  
      public FocusOnlyTabWidget(Context context, AttributeSet attrs) {
          super(context, attrs);
      }
  
      public FocusOnlyTabWidget(Context context, AttributeSet attrs, int defStyle) {
          super(context, attrs, defStyle);
      }
  
      public View getSelectedTab() {
          final int count = getTabCount();
          for (int i = 0; i < count; ++i) {
              View v = getChildTabViewAt(i);
              if (v.isSelected()) {
                  return v;
              }
          }
          return null;
      }
  
      public int getChildTabIndex(View v) {
          final int tabCount = getTabCount();
          for (int i = 0; i < tabCount; ++i) {
              if (getChildTabViewAt(i) == v) {
                  return i;
              }
          }
          return -1;
      }
  
      public void setCurrentTabToFocusedTab() {
          View tab = null;
          int index = -1;
          final int count = getTabCount();
          for (int i = 0; i < count; ++i) {
              View v = getChildTabViewAt(i);
              if (v.hasFocus()) {
                  tab = v;
                  index = i;
                  break;
              }
          }
          if (index > -1) {
              super.setCurrentTab(index);
              super.onFocusChange(tab, true);
          }
      }
      public void superOnFocusChange(View v, boolean hasFocus) {
          super.onFocusChange(v, hasFocus);
      }
  
      @Override
      public void onFocusChange(android.view.View v, boolean hasFocus) {
          if (v == this && hasFocus && getTabCount() > 0) {
              getSelectedTab().requestFocus();
              return;
          }
      }
  }
  