Java: Summary - GUI Layouts 1 - FlowLayout, BorderLayout, GridLayout
Set the layout manager for a container p (usually a JPanel or Container) can be set with something like the following.
p.setLayout(new FlowLayout());
Layouts (FlowLayout, BorderLayout, GridLayout) | ||
| FlowLayout - Arranges widgets left-to-right, top-to-bottom. | ||
flow = | new FlowLayout(); | Creates FlowLayout, centered with 5 pixel gaps. |
flow = | new FlowLayout(align); | Specifies alignment (FlowLayout.LEFT, FlowLayout.CENTER, FlowLayout.RIGHT). |
flow = | new FlowLayout(align, h, v); | Specifies alignment and horizontal (h) and vertical (v) gaps in pixels. |
| p.add(widget); | Adds widget to the next left-to-right, top-to-bottom position. | |
| BorderLayout - Lays out components in BorderLayout.NORTH, EAST, SOUTH, WEST, and CENTER sections. | ||
bord = | new BorderLayout(); | Creates BorderLayout. Widgets added with constraint to tell where. |
bord = | new BorderLayout(h, v); | Creates BorderLayout with horizonal and vertical gaps sizes in pixels. |
| p.add(widget, pos); | Adds widget to one of the 5 border layout regions, pos (see list above). | |
| GridLayout - Lays out components in equal sized rectangular grid, added r-t-l, top-to-bottom. | ||
| grid = | new GridLayout(r, c); | Creates GridLayout with specified rows and columns. |
grid = | new GridLayout(r,c,h,v); | As above but also specifies horizontal and vertical space between cells. |
| p.add(widget); | Adds widget to the next left-to-right, top-to-bottom cell. | |
Copyleft 2005 Fred Swartz
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