Android Open Source - markers About

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License

The source code is released under:

Apache License

Java Source Code

/*
 * Copyright (C) 2012 The Android Open Source Project
 */*from w  w w.ja  va 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.google.android.apps.markers;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.nio.CharBuffer;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.res.AssetFileDescriptor;
import android.graphics.Typeface;
import android.view.LayoutInflater;
import android.view.View;
import android.webkit.WebView;
import android.widget.TextView;

import org.dsandler.apps.markers.R;

class About {
    static char buf[] = new char[1024];

    static String loadFileText(Context context, String filename) {
        try {
            StringBuffer fileData = new StringBuffer();
            final BufferedReader reader = new BufferedReader(
                    new InputStreamReader(context.getAssets().open(filename)));
            String line;
            while ( (line = reader.readLine()) != null ) {
                fileData.append(line);
            }
            return fileData.toString();
        } catch (IOException e) {
            return null;
        }
    }

    static String getVersionString(final Activity activity) {
        String version = "";
        try {
            PackageInfo pi = activity.getPackageManager().getPackageInfo(activity.getPackageName(), 0);
            if (pi != null) {
                version = pi.versionName;
            }
        } catch (NameNotFoundException e) {
            //pass
        }
        return version;
    }

  static void show(final MarkersActivity activity) {
        final AlertDialog.Builder builder = new AlertDialog.Builder(activity);
        builder.setTitle(null);
        builder.setCancelable(true);

        LayoutInflater inflater = (LayoutInflater) activity.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
        View layout = inflater.inflate(R.layout.about_box, null);

        TextView title = (TextView) layout.findViewById(R.id.title);
        Typeface light = Typeface.create("sans-serif-light", Typeface.NORMAL);
        title.setTypeface(light);
        title.setText(activity.getString(R.string.app_name) + " " + getVersionString(activity));

        WebView webview = (WebView) layout.findViewById(R.id.html);
        webview.loadDataWithBaseURL("file:///android_asset/", 
                loadFileText(activity, "about.html"), "text/html", "utf-8", null);

        builder.setView(layout);
        builder.setNegativeButton("Website", new OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                dialog.dismiss();
                activity.clickSiteLink(null);
            }});
        builder.setNeutralButton("on Play Store", new OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                dialog.dismiss();
                activity.clickMarketLink(null);
            }});
        builder.setPositiveButton("QR code", new OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                dialog.dismiss();
                QrCode.show(activity);
            }});
//        builder.setNegativeButton("Neat!", new OnClickListener() {
//            @Override
//            public void onClick(DialogInterface dialog, int which) {
//                dialog.dismiss();
//            }});
    builder.create().show();
  }
}

Java Source Code List

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