Android Open Source - opensudoku Android Utils

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Back to project page opensudoku.

License

The source code is released under:

GNU General Public License

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Java Source Code

package org.moire.opensudoku.utils;
//from w  w w .ja  v  a  2 s.co m
import java.util.List;

import org.moire.opensudoku.R;

import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.content.pm.PackageManager.NameNotFoundException;
import android.preference.PreferenceManager;

public class AndroidUtils {
  /**
   * Indicates whether the specified action can be used as an intent. This
   * method queries the package manager for installed packages that can
   * respond to an intent with the specified action. If no suitable package is
   * found, this method returns false.
   *
   * @param context The application's environment.
   * @param action  The Intent action to check for availability.
   * @return True if an Intent with the specified action can be sent and
   *         responded to, false otherwise.
   */
  public static boolean isIntentAvailable(Context context, String action) {
    final PackageManager packageManager = context.getPackageManager();
    final Intent intent = new Intent(action);
    List<ResolveInfo> list =
        packageManager.queryIntentActivities(intent,
            PackageManager.MATCH_DEFAULT_ONLY);
    return list.size() > 0;
  }

  public static void setThemeFromPreferences(Context context) {
    SharedPreferences gameSettings = PreferenceManager.getDefaultSharedPreferences(context);
    String theme = gameSettings.getString("theme", "default");
    if (theme.equals("default")) {
      context.setTheme(R.style.Theme_Default);
    } else if (theme.equals("paperi")) {
      context.setTheme(R.style.Theme_PaperI);
    } else if (theme.equals("paperii")) {
      context.setTheme(R.style.Theme_PaperII);
    } else {
      context.setTheme(R.style.Theme_Default);
    }
  }

  /**
   * Returns version code of OpenSudoku.
   *
   * @return
   */
  public static int getAppVersionCode(Context context) {
    try {
      return context.getPackageManager().getPackageInfo(
          context.getPackageName(), 0).versionCode;
    } catch (NameNotFoundException e) {
      throw new RuntimeException(e);
    }
  }

  /**
   * Returns version name of OpenSudoku.
   *
   * @return
   */
  public static String getAppVersionName(Context context) {
    try {
      return context.getPackageManager().getPackageInfo(
          context.getPackageName(), 0).versionName;
    } catch (NameNotFoundException e) {
      throw new RuntimeException(e);
    }
  }
}

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