concrete/src/Block/Block.php
public function isEditable()
    {
        $bv = new BlockView($this);
        $path = $bv->getBlockPath(FILENAME_BLOCK_EDIT);
        if (file_exists($path . '/' . FILENAME_BLOCK_EDIT)) {
            return true;
        }

        return false;
    }
public function isEditable()
    {
        $bv = new BlockView($this);
        $path = $bv->getBlockPath(FILENAME_BLOCK_EDIT);
        if (file_exists($path . '/' . FILENAME_BLOCK_EDIT)) {
            return true;
        }

        return false;
    }
public function isEditable ( ) { $ bv = new BlockView ( $ this ) ; $ path = $ bv -> getBlockPath ( FILENAME_BLOCK_EDIT ) ; if ( file_exists ( $ path . '/' . FILENAME_BLOCK_EDIT ) ) { return true ; } return false ; }
Does this block have an edit user interface?

@return bool
Does this block have an edit user interface?