Method insert

src/layout/msWorkspace/portion.ts:103–115

(basis = 100, vertical: boolean | undefined)

    }

    insert(basis = 100, vertical: boolean | undefined) {
        if (vertical === undefined) {
            vertical = !this.vertical;
        }

        if (this.children.length === 0) {
            this.children.splice(0, 0, new Portion(basis, vertical));
        }

        this.children.splice(0, 0, new Portion(basis, vertical));

        this.updateBorders();
    }

    insertVertical(basis = 100) {
        this.insert(basis, true);