package com.android.settings.accessibility;

import android.content.ComponentName;
import android.content.Context;
import android.provider.Settings;
import android.provider.Settings.Secure;
import android.text.TextUtils.SimpleStringSplitter;

import java.util.HashSet;
import java.util.Set;

/**
 * TODO: Insert description here. (generated by alanv)
 */
public class AccessibilityUtils {

    static Set<ComponentName> getEnabledServicesFromSettings(Context context) {
        String enabledServicesSetting = Settings.Secure.getString(context.getContentResolver(),
                Settings.Secure.ENABLED_ACCESSIBILITY_SERVICES);
        if (enabledServicesSetting == null) {
            enabledServicesSetting = "";
        }
        Set<ComponentName> enabledServices = new HashSet<ComponentName>();
        SimpleStringSplitter colonSplitter = AccessibilitySettings.sStringColonSplitter;
        colonSplitter.setString(enabledServicesSetting);
        while (colonSplitter.hasNext()) {
            String componentNameString = colonSplitter.next();
            ComponentName enabledService = ComponentName.unflattenFromString(
                    componentNameString);
            if (enabledService != null) {
                enabledServices.add(enabledService);
            }
        }
        return enabledServices;
    }

}