AboutActivity.java

/*
*    Copyright (C) 2015 Haruki Hasegawa
*
*    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.
*/
/*
 * Altered to import R.java from the proper place.
 */

package com.h6ah4i.android.example.advrecyclerview.about;

import android.content.Context;
import android.os.Bundle;
import android.support.v4.app.ListFragment;
import android.support.v7.app.AppCompatActivity;
import android.text.Html;
import android.text.method.LinkMovementMethod;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.TextView;

import alicrow.opencvtour.R;

import java.util.List;


public class AboutActivity extends AppCompatActivity {

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_about);
		if (savedInstanceState == null) {
			getSupportFragmentManager().beginTransaction()
					.add(R.id.container, new PlaceholderFragment())
					.commit();
		}
	}

	public static class PlaceholderFragment extends ListFragment {

		public PlaceholderFragment() {
		}

		@Override
		public View onCreateView(LayoutInflater inflater, ViewGroup container,
								Bundle savedInstanceState) {
			View rootView = inflater.inflate(R.layout.fragment_oss_license_info, container, false);
			Context context = getActivity();

			setListAdapter(new LibraryInfoAdapter(context));

			return rootView;
		}

	}

	private static class LibraryInfoAdapter extends BaseAdapter {
		List<AssetFileLibraryLicenseDataCollector.LibraryInfo> mInfo;

		public LibraryInfoAdapter(Context context) {
			mInfo = collectLicenseInfo(context);
		}

		private static List<AssetFileLibraryLicenseDataCollector.LibraryInfo> collectLicenseInfo(Context context) {
			AssetFileLibraryLicenseDataCollector collector = new AssetFileLibraryLicenseDataCollector(context, "oss");
			return collector.collect();
		}

		@Override
		public int getCount() {
			return mInfo.size();
		}

		@Override
		public Object getItem(int position) {
			return mInfo.get(position);
		}

		@Override
		public long getItemId(int position) {
			return position;
		}

		@Override
		public View getView(int position, View convertView, ViewGroup parent) {
			AssetFileLibraryLicenseDataCollector.LibraryInfo info = mInfo.get(position);
			ViewHolder vh;
			View v;

			if (convertView == null) {
				v = LayoutInflater.from(parent.getContext()).inflate(R.layout.license_info_item, parent, false);
				vh = new ViewHolder(v);
				v.setTag(vh);
			} else {
				vh = (ViewHolder) convertView.getTag();
				v = convertView;
			}

			if (info.mLink == null) {
				vh.mName.setText(info.mLibraryName);
			} else {
				vh.mName.setMovementMethod(LinkMovementMethod.getInstance());
				vh.mName.setText(Html.fromHtml("<a href=\"" + info.mLink.toString() + "\">" + info.mLibraryName + "</a>"));
			}

			if (info.mNoticeText != null) {
				vh.mLicenseNotice.setText(info.mNoticeText);
			} else if (info.mLicenseText != null) {
				vh.mLicenseNotice.setText(info.mLicenseText);
			} else {
				vh.mLicenseNotice.setText("");
			}

			return v;
		}

		private static class ViewHolder {
			public TextView mName;
			public TextView mLicenseNotice;

			public ViewHolder(View v) {
				mName = (TextView) v.findViewById(R.id.textLibraryName);
				mLicenseNotice = (TextView) v.findViewById(R.id.textLicenseNotice);
			}
		}
	}
}