gistfile1.txt

<?php

class TestAdmin extends LeftAndMain {
	
	private static $url_segment = 'test';

	function getEditForm($id = NULL, $fields = NULL) {
        return Form::create(
            $this, 
            'EditForm',
            new FieldList(
               new TextField('Name')
            ),
            new FieldList(
                FormAction::create('doSubmit')
            )
        )
            // JS and CSS use this identifier
            ->setHTMLID('Form_EditForm')
            // Required for correct CMS layout
            ->addExtraClass('cms-edit-form')
            ->setTemplate($this->getTemplatesWithSuffix('_EditForm'));
    }

    public function doSubmit($data, $form) {
    	return "<h1>Hi</h1>";
    }
}