Android Open Source - androidkeystore Log Fragment

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License

The source code is released under:

Apache License

Java Source Code

/*
 * Copyright 2013 The Android Open Source Project
 */*from w  w  w  . ja  v a  2 s  .  com*/
 * 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.keystore.ui;

import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ScrollView;

import com.example.keystore.R;
import com.example.keystore.common.logger.LogView;

/**
 * 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;

  public LogFragment() {
  }

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container,
      Bundle savedInstanceState) {

    View result = inflater.inflate(R.layout.log_fragment, container, false);

    mLogView = (LogView) result.findViewById(R.id.sample_output);

    // Wire up so when the text changes, the view scrolls down.
    final ScrollView scrollView = ((ScrollView) result
        .findViewById(R.id.log_scroll));

    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) {
        scrollView.fullScroll(ScrollView.FOCUS_DOWN);
      }

      @Override
      public void afterTextChanged(Editable s) {
        scrollView.fullScroll(ScrollView.FOCUS_DOWN);
      }
    });

    return result;
  }

  public LogView getLogView() {
    return mLogView;
  }
}

Java Source Code List

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