content: /*
  * Copyright 2013 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.
  */
  /*
   * Copyright 2013 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.example.android.common.logger;
  
  import android.graphics.Typeface;
  import android.os.Bundle;
  import androidx.fragment.app.Fragment;
  import android.text.Editable;
  import android.text.TextWatcher;
  import android.view.Gravity;
  import android.view.LayoutInflater;
  import android.view.View;
  import android.view.ViewGroup;
  import android.widget.ScrollView;
  
  /**
   * Simple fraggment which contains a LogView and uses is to output log data it receives
   * through the LogNode interface.
   */
  public class LogFragment extends Fragment {
  
      private LogView mLogView;
      private ScrollView mScrollView;
  
      public LogFragment() {}
  
      public View inflateViews() {
          mScrollView = new ScrollView(getActivity());
          ViewGroup.LayoutParams scrollParams = new ViewGroup.LayoutParams(
                  ViewGroup.LayoutParams.MATCH_PARENT,
                  ViewGroup.LayoutParams.MATCH_PARENT);
          mScrollView.setLayoutParams(scrollParams);
  
          mLogView = new LogView(getActivity());
          ViewGroup.LayoutParams logParams = new ViewGroup.LayoutParams(scrollParams);
          logParams.height = ViewGroup.LayoutParams.WRAP_CONTENT;
          mLogView.setLayoutParams(logParams);
          mLogView.setClickable(true);
          mLogView.setFocusable(true);
          mLogView.setTypeface(Typeface.MONOSPACE);
  
          // Want to set padding as 16 dips, setPadding takes pixels.  Hooray math!
          int paddingDips = 16;
          double scale = getResources().getDisplayMetrics().density;
          int paddingPixels = (int) ((paddingDips * (scale)) + .5);
          mLogView.setPadding(paddingPixels, paddingPixels, paddingPixels, paddingPixels);
          mLogView.setCompoundDrawablePadding(paddingPixels);
  
          mLogView.setGravity(Gravity.BOTTOM);
          mLogView.setTextAppearance(getActivity(), android.R.style.TextAppearance_Holo_Medium);
  
          mScrollView.addView(mLogView);
          return mScrollView;
      }
  
      @Override
      public View onCreateView(LayoutInflater inflater, ViewGroup container,
                               Bundle savedInstanceState) {
  
          View result = inflateViews();
  
          mLogView.addTextChangedListener(new TextWatcher() {
              @Override
              public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
  
              @Override
              public void onTextChanged(CharSequence s, int start, int before, int count) {}
  
              @Override
              public void afterTextChanged(Editable s) {
                  mScrollView.fullScroll(ScrollView.FOCUS_DOWN);
              }
          });
          return result;
      }
  
      public LogView getLogView() {
          return mLogView;
      }
  }