protected function getGrid() {
		if($this->SubjectPage()->exists() && $this->GridFieldName) {
			if($grid = $this->SubjectPage()->getCMSFields()->dataFieldByName($this->GridFieldName)) {
				$grid->setForm($this->Form());
				return $grid;
			}
		}
	}
protected function getGrid() {
		if($this->SubjectPage()->exists() && $this->GridFieldName) {
			if($grid = $this->SubjectPage()->getCMSFields()->dataFieldByName($this->GridFieldName)) {
				$grid->setForm($this->Form());
				return $grid;
			}
		}
	}
protected function getGrid ( ) { if ( $ this -> SubjectPage ( ) -> exists ( ) && $ this -> GridFieldName ) { if ( $ grid = $ this -> SubjectPage ( ) -> getCMSFields ( ) -> dataFieldByName ( $ this -> GridFieldName ) ) { $ grid -> setForm ( $ this -> Form ( ) ) ; return $ grid ; } } }
Gets the grid field instance given the selected page and GridField name

@return GridField
Gets the grid field instance given the selected page and GridField name