code/panels/DashboardGridFieldPanel.php
public function ViewAllLink() {
		if($grid = $this->getGrid()) {
			return Controller::join_links(
				Injector::inst()->get("CMSMain")->Link("edit"),
				"show",
				$this->SubjectPageID
			)."#Root_".$this->getTabForGrid();
		}
	}
public function ViewAllLink() {
		if($grid = $this->getGrid()) {
			return Controller::join_links(
				Injector::inst()->get("CMSMain")->Link("edit"),
				"show",
				$this->SubjectPageID
			)."#Root_".$this->getTabForGrid();
		}
	}
Gets the link to view all records in a GridField

@return string