code/panels/DashboardModelAdminPanel.php
public function getConfiguration() {
		$fields = parent::getConfiguration();
		$modeladmins = array ();
		$models = $this->getManagedModelsFor($this->ModelAdminClass);
		foreach(SS_ClassLoader::instance()->getManifest()->getDescendantsOf("ModelAdmin") as $class) {			
			$SNG = Injector::inst()->get($class);
			if($SNG instanceof TestOnly) continue;
			$title = Config::inst()->get($class, "menu_title", Config::INHERITED);			
			$modeladmins[$class] = $title ? $title : $class;
		}

		$fields->push(TextField::create("Count", _t('DashbordModelAdmin.COUNT','Number of records to display')));

		$fields->push(DropdownField::create("ModelAdminClass", _t('Dashboard.MODELADMINCLASS','Model admin tab'), $modeladmins)
			->addExtraClass('no-chzn')
			->setAttribute('data-lookupurl', $this->Link("modelsforpanel"))
			->setEmptyString("--- "._t('Dashboard.PLEASESELECT','Please select')." ---")
		);
		$fields->push(DropdownField::create("ModelAdminModel", _t('Dashboard.MODELADMINMODEL','Model'), $models)
			->addExtraClass('no-chzn')
		);

		return $fields;
	}
public function getConfiguration() {
		$fields = parent::getConfiguration();
		$modeladmins = array ();
		$models = $this->getManagedModelsFor($this->ModelAdminClass);
		foreach(SS_ClassLoader::instance()->getManifest()->getDescendantsOf("ModelAdmin") as $class) {			
			$SNG = Injector::inst()->get($class);
			if($SNG instanceof TestOnly) continue;
			$title = Config::inst()->get($class, "menu_title", Config::INHERITED);			
			$modeladmins[$class] = $title ? $title : $class;
		}

		$fields->push(TextField::create("Count", _t('DashbordModelAdmin.COUNT','Number of records to display')));

		$fields->push(DropdownField::create("ModelAdminClass", _t('Dashboard.MODELADMINCLASS','Model admin tab'), $modeladmins)
			->addExtraClass('no-chzn')
			->setAttribute('data-lookupurl', $this->Link("modelsforpanel"))
			->setEmptyString("--- "._t('Dashboard.PLEASESELECT','Please select')." ---")
		);
		$fields->push(DropdownField::create("ModelAdminModel", _t('Dashboard.MODELADMINMODEL','Model'), $models)
			->addExtraClass('no-chzn')
		);

		return $fields;
	}
Gets the fields to configure the panel settings

@return FieldList