Android Open Source - abstract-art Settings

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From Project

Back to project page abstract-art.

License

The source code is released under:

GNU General Public License

Java Source Code

package net.georgewhiteside.android.abstractart;
// ww w .  ja va2s .  c  o m
import sheetrock.panda.changelog.ChangeLog;

import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
import android.net.Uri;
import android.os.Bundle;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceActivity;
import android.preference.PreferenceGroup;
import android.preference.PreferenceManager;
import android.widget.Toast;

public class Settings extends PreferenceActivity implements OnSharedPreferenceChangeListener
{
  private SharedPreferences sharedPreferences;
  private ChangeLog changelog;

  @Override
  protected void onCreate(Bundle savedInstanceState)
  {
      super.onCreate(savedInstanceState);
      sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
      sharedPreferences.registerOnSharedPreferenceChangeListener(this);
      addPreferencesFromResource(R.xml.settings);
      
      initSummaries(getPreferenceScreen());
      
      changelog = new ChangeLog(this);
      
      // set up changelog preference 
      
      final Preference changelogPref = (Preference) getPreferenceManager().findPreference("changelog");
      changelogPref.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {            
            public boolean onPreferenceClick(Preference preference) {
                changelog.getFullLogDialog().show();
                return true;
            }
      });
      
      // set up donate link
      
      final Preference donatePref = (Preference) getPreferenceManager().findPreference("donate");
      donatePref.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {            
            public boolean onPreferenceClick(Preference preference) {
                // try to launch google play to view donate app; if it fails (not installed, etc.) launch the browser version
                final String appName = "net.georgewhiteside.android.abstractartarabicaataraxis";
                try {
                    startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse("market://details?id=" + appName)));
                } catch (android.content.ActivityNotFoundException e) {
                    startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse("http://play.google.com/store/apps/details?id=" + appName)));
                }
                return true;
            }
        });
      
      // set up contact author preference
      
      final Preference contactPref = (Preference) getPreferenceManager().findPreference("contact");
      contactPref.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {            
            public boolean onPreferenceClick(Preference preference) {
                Intent send = new Intent(Intent.ACTION_SENDTO);
                String uriText;

                uriText = "mailto:george@georgewhiteside.net" + 
                          "?subject=Abstract Art";
                uriText = uriText.replace(" ", "%20");
                Uri uri = Uri.parse(uriText);

                send.setData(uri);
                startActivity(Intent.createChooser(send, "Send e-mail"));
                return true;
                
            }
        });
      
      if(changelog.firstRun()) {
          changelog.getLogDialog().show();
      }
  }
  
  @Override
  protected void onPause()
  {
    super.onPause();
    getPreferenceManager().getSharedPreferences().unregisterOnSharedPreferenceChangeListener(this);
  }

  @Override
  protected void onResume()
  {
    super.onResume();
    getPreferenceManager().getSharedPreferences().registerOnSharedPreferenceChangeListener(this);
  }
  
  public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
    // automatically set listpreference summaries to reflect their current values
      Preference preference = findPreference(key);
      setSummary(preference);
      
      // check if palette cycling was just checked; if the bug is present, give the user a warning:
      if(key.equals("enablePaletteEffects")) {
        boolean infoPaletteBugDetected = sharedPreferences.getBoolean("infoPaletteBugDetected", false); // only initialized (to true) in Wallpaper.java
        boolean enablePaletteEffects = sharedPreferences.getBoolean("enablePaletteEffects", false);
        if(infoPaletteBugDetected && enablePaletteEffects) {
          Toast.makeText(this, "Warning: palette effects don't seem to work on your phone (yet).", Toast.LENGTH_LONG).show();
        }
      }
  }
  
  /**
   * Recursively initializes preference item summaries to their current preference values
   * 
   * @param preferenceGroup the top level PreferenceGroup
   */
  private void initSummaries(PreferenceGroup preferenceGroup) {
    for(int i = 0; i < preferenceGroup.getPreferenceCount(); i++) {
        Preference preference = preferenceGroup.getPreference(i);
        if(preference instanceof PreferenceGroup) {
          initSummaries((PreferenceGroup)preference);
        } else {
          setSummary(preference);
        }
      }
  }
  
  private void setSummary(Preference preference) {
    if(preference instanceof ListPreference) {
      ListPreference listPreference = (ListPreference)preference;
      preference.setSummary(listPreference.getEntry());
    }
  }
}

Java Source Code List

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