/** * Remove a child Widget from this container. * * @param index the index of the Widget to remove */ public void remove(int index) { Widget w = child.get(index).widget; getComponent().remove(w.getComponent()); child.remove(index); removeAsParent(w); invalidateSize(); }
/** * Add a Widget to this container. The Widget will occupy a rectangular block of cells. * * @param widget the Widget to add * @param col the first column the Widget will occupy * @param row the first row the Widget will occupy * @param width the number of columns the Widget will occupy * @param height the number of rows the Widget will occupy * @param layout the LayoutInfo to use for this Widget. If null, the default LayoutInfo will be * used. */ public void add(Widget widget, int col, int row, int width, int height, LayoutInfo layout) { if (col < 0 || col + width > colWeight.length || row < 0 || row + height > rowWeight.length || width < 1 || height < 1) throw new IllegalArgumentException(); if (widget.getParent() != null) widget.getParent().remove(widget); child.add(new ChildInfo(widget, layout, col, row, width, height)); getComponent().add(widget.getComponent()); setAsParent(widget); invalidateSize(); }