User`s guide

6 Lay Out a GUIDE GUI

software sets Value to Max,andtoMin when the user deselects it. The

following figure shows the toggle button in the depressed position.

• If you want to s

et the position or size of the component to an exact value,

then modify i

Position property. See “Locate and Move Components” on

page 6-83 and “R

esize Components” on page 6-86 for details.

• To add an imag

e to a toggle button, assign the button’s

CData property

an m-by-n-b

y-3 array of RGB values that defines a truecolor image. You

must do this

programmatically in the opening function of the GUI code file.

For exampl

e, the array

img defines a 16-by-64-by-3 truecolor image using

random val

ues between 0 and 1 (generated by

rand).

img = rand(16,64,3);

set(handles.togglebutton1,'CData',i mg);

where tog

glebutton1

is the toggle button’s Tag property.

Note To manage exclusive selection of radio buttons and toggle buttons,

put them in a button group. See “Button Group” on page 6-60 for more

information.

Define Panels and Button Groups

Panels and button groups are containers that arrange GUI components into

groups. If you move the panel or button group, its children move with it and

maintain their positions relative to the panel or button group.

To define panels and button g roups, you must s et certain properties. T o do

this:

6-56