Android : How To hide application icon from my launcher android

I m newbie in android i created Simple launcher from Tutorial i am showing all app in listview appdetails(app lable ,icon,package)

I want Hide app Icon Which I Want ..

i am trying To Hide but I am Unable To Understande How To Getcomponent Name Of Other application

private void addClickListener() {
    list.setOnItemClickListener(new AdapterView.OnItemClickListener() {
        @Override
        public void onItemClick(AdapterView<?> av, View v, int pos,
                long id) {

            ComponentName componentName = new ComponentName(apps.get(pos).name.toString());, apps.get(pos).name.toString());.LauncherActivity);
         manager.setComponentEnabledSetting(componentName, PackageManager.COMPONENT_ENABLED_STATE_DISABLED, PackageManager.DONT_KILL_APP);
            /*Intent i = manager.getLaunchIntentForPackage(apps.get(pos).name.toString());
            AppsListActivity.this.startActivity(i);*/
        }
    });

here is code Which I Tried but Not Working

plzz tell me what i am doing wrong and what should i do

please thanx advance