AboutActivity.java

package com.zachklipp.captivate.app;

import android.app.Activity;
import android.content.pm.PackageManager.NameNotFoundException;
import android.os.Bundle;
import android.view.MenuItem;
import android.webkit.WebView;

import com.zachklipp.captivate.R;
import com.zachklipp.captivate.util.Log;

public class AboutActivity extends Activity
{
  /** Called when the activity is first created. */
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.about_layout);
    
    setTitle(getString(R.string.about_title, getString(R.string.app_name)));
    getActionBar().setSubtitle(getString(R.string.version_name_format, getVersionName()));
    
    getActionBar().setHomeButtonEnabled(true);
    getActionBar().setDisplayHomeAsUpEnabled(true);
    
    WebView view = (WebView) findViewById(R.id.about_content_view);
    
    // This is to prevent some devices from showing white artifacts at the edge of the screen.
    view.setBackgroundColor(0);
    
    view.loadUrl("file:///android_res/raw/about.html");
  }
  
  @Override
  public boolean onOptionsItemSelected(MenuItem item)
  {
    switch (item.getItemId())
    {
      case android.R.id.home:
        finish();
        return true;
        
      default:
        return super.onOptionsItemSelected(item);
    }
  }
      
  
  private String getVersionName()
  {
    String versionName = "unknown";
    
    try
    {
      versionName = getPackageManager().getPackageInfo(getPackageName(), 0).versionName;
    }
    catch (NameNotFoundException e)
    {
      Log.v(e.getMessage());
    }
    
    return versionName;
  }
}