content: /**
    * Copyright 2017 JessYan
    *
    * 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 <%= appPackage %>.widget.autolayout;
  
  import android.content.Context;
  import android.content.res.TypedArray;
  import android.support.design.widget.TabLayout;
  import android.util.AttributeSet;
  import android.util.TypedValue;
  import android.view.View;
  import android.view.ViewGroup;
  import android.widget.TextView;
  
  import <%= appPackage %>.R;
  import com.zhy.autolayout.utils.AutoUtils;
  import com.zhy.autolayout.utils.DimenUtils;
  
  /**
   * ================================================
   * 实现 AndroidAutoLayout 规范的 {@link TabLayout}
   * 可使用 MVP_generator_solution 中的 AutoView 模版生成各种符合 AndroidAutoLayout 规范的 {@link View}
   *
   * @see <a href="https://github.com/JessYanCoding/MVPArms/wiki#3.6">AutoLayout wiki 官方文档</a>
   * Created by JessYan on 4/14/2016
   * <a href="mailto:jess.yan.effort@gmail.com">Contact me</a>
   * <a href="https://github.com/JessYanCoding">Follow me</a>
   * ================================================
   */
  public class AutoTabLayout extends TabLayout {
      private static final int NO_VALID = -1;
      private int mTextSize;
      private boolean mTextSizeBaseWidth = false;
  
      public AutoTabLayout(Context context) {
          this(context, null);
      }
  
      public AutoTabLayout(Context context, AttributeSet attrs) {
          this(context, attrs, 0);
      }
  
      public AutoTabLayout(Context context, AttributeSet attrs, int defStyleAttr) {
          super(context, attrs, defStyleAttr);
  
          initTextSizeBaseWidth(context, attrs);
  
          TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.TabLayout,
                  defStyleAttr, R.style.Widget_Design_TabLayout);
          int tabTextAppearance = a.getResourceId(R.styleable.TabLayout_tabTextAppearance,
                  R.style.TextAppearance_Design_Tab);
  
          mTextSize = loadTextSizeFromTextAppearance(tabTextAppearance);
          a.recycle();
      }
  
      private void initTextSizeBaseWidth(Context context, AttributeSet attrs) {
          TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.AutoTabLayout);
          mTextSizeBaseWidth = a.getBoolean(R.styleable.AutoTabLayout_auto_textSize_base_width, false);
          a.recycle();
      }
  
      private int loadTextSizeFromTextAppearance(int textAppearanceResId) {
          TypedArray a = getContext().obtainStyledAttributes(textAppearanceResId,
                  R.styleable.TextAppearance);
  
          try {
              if (!DimenUtils.isPxVal(a.peekValue(R.styleable.TextAppearance_android_textSize)))
                  return NO_VALID;
              return a.getDimensionPixelSize(R.styleable.TextAppearance_android_textSize, NO_VALID);
          } finally {
              a.recycle();
          }
      }
  
      @Override
      public void addTab(Tab tab, int position, boolean setSelected) {
          super.addTab(tab, position, setSelected);
          setUpTabTextSize(tab);
      }
  
      @Override
      public void addTab(Tab tab, boolean setSelected) {
          super.addTab(tab, setSelected);
          setUpTabTextSize(tab);
      }
  
      private void setUpTabTextSize(Tab tab) {
          if (mTextSize == NO_VALID || tab.getCustomView() != null) return;
  
          ViewGroup tabGroup = (ViewGroup) getChildAt(0);
          ViewGroup tabContainer = (ViewGroup) tabGroup.getChildAt(tab.getPosition());
          TextView textView = (TextView) tabContainer.getChildAt(1);
  
  
          if (AutoUtils.autoed(textView)) {
              return;
          }
          int autoTextSize = 0;
          if (mTextSizeBaseWidth) {
              autoTextSize = AutoUtils.getPercentWidthSize(mTextSize);
          } else {
              autoTextSize = AutoUtils.getPercentHeightSize(mTextSize);
          }
  
  
          textView.setTextSize(TypedValue.COMPLEX_UNIT_PX, autoTextSize);
      }
  
  
  }
  
  