Using PreferenceScreen : Screen « Hardware « Android

1. Android
2. Hardware
3. Screen

Using PreferenceScreen

   
import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.DialogInterface.OnClickListener;
import android.os.Bundle;
import android.preference.CheckBoxPreference;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceActivity;
import android.preference.PreferenceCategory;
import android.preference.PreferenceScreen;
import android.preference.Preference.OnPreferenceClickListener;

public class Preferences extends PreferenceActivity{
    
    private AlertDialog skinError;
    
    @Override
    protected void onStart() {
        super.onStart();
        
        PreferenceScreen root = getPreferenceManager().createPreferenceScreen(this);
        
        // List preference
        ListPreference listPref = new ListPreference(this);
        
        File f = new File("/sdcard/ADRINK");
        
        final List<String> skins = new ArrayList<String>();
        skins.add("Default");
        if(f.exists()){
            skins.addAll(Arrays.asList(f.list(null)));
        }
        
        PreferenceCategory dialogBasedPrefCat = new PreferenceCategory(this);
        dialogBasedPrefCat.setTitle("aDrink Settings");
        dialogBasedPrefCat.setOnPreferenceClickListener(new OnPreferenceClickListener(){

            @Override
            public boolean onPreferenceClick(Preference preference) {
                if("skin".equalsIgnoreCase(preference.getKey()) && skins.size() < 1){
                    skinError.show();
                }
                return false;
            }
            
        });
        root.addPreference(dialogBasedPrefCat);
        
        String[] names = new String[skins.size()];
        skins.toArray(names);
        listPref.setEntries(names);
        listPref.setEntryValues(names);
        listPref.setDialogTitle("Select a skin");
        listPref.setKey("skin");
        listPref.setTitle("Select a different texture skin");
        listPref.setSummary("You must download and put additional skins in your sdcard.");

        listPref.setDefaultValue("Default");
        
        // Toggle preference
        CheckBoxPreference gamePref = new CheckBoxPreference(this);
        gamePref.setKey("game");
        gamePref.setTitle("Enable drunk test game");
        gamePref.setSummary("Uncheck to disable the drunk test math game.");
        gamePref.setDefaultValue(true);
        
        
        dialogBasedPrefCat.addPreference(gamePref);
        dialogBasedPrefCat.addPreference(listPref);
        
        setPreferenceScreen(root);
    }
    
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        skinError = new AlertDialog.Builder(this)
        .setCancelable(false)
        .setTitle("No additional skins can be found, do you want to go to the download site?")
         .setPositiveButton("Ok", new OnClickListener(){

          @Override
          public void onClick(DialogInterface dialog, int which) {
            Intent i = new Intent("http://www.google.com");
            startActivity(i);
            finish();
          }
          
        })        
        .create();
    }
}

   
    
    
  

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