private void createToggleLayoutButton() {
        VerticalButton.create(presentationSwitchFolder, SWT.RIGHT | SWT.CHECK, getSite(), SQLEditorCommands.CMD_TOGGLE_LAYOUT, false);
    }
Return true if there is an active tab, and its container is pinned
plugins/org.jkiss.dbeaver.ui.editors.sql/src/org/jkiss/dbeaver/ui/editors/sql/SQLEditor.java