Function handleHeaderRightClick

src/workbench/sidebar/explore/editorTree.tsx:134–147

(
        e: React.MouseEvent<HTMLDivElement, MouseEvent>,
        group: IEditorGroup
    )

    };

    const handleHeaderRightClick = (
        e: React.MouseEvent<HTMLDivElement, MouseEvent>,
        group: IEditorGroup
    ) => {
        e.preventDefault();
        const groupHeaderContext = headerContextMenu || contextMenu;
        contextView.show(getEventPosition(e), () => (
            <Menu
                role="menu"
                onClick={(_, item) => handleOnMenuClick(item!, group)}
                data={groupHeaderContext}
            />
        ));
    };

    // click group title will open the first file in this group
    const handleGroupClick = (e, group: IEditorGroup) => {