Undocumented Secrets of MATLAB-Java Programming

Undocumented Secrets of MATLAB

®

-Java Programming428

A demonstration of this appears below with some comments following (note that this code

uses the FindJObj utility — see Section 7.2):

% Illustrates how to make a tooltip appear on an inactive control

function inactiveBtnToolTip

h = figure('WindowButtonMotionFcn',@motionFcn);

col = get(h,'color');

lbl = uicontrol('Style','text', 'Pos',[10,160,120,20], . . .

'Background',col, 'HorizontalAlignment','left');

btn = uicontrol('Parent',h, 'String','Button', . . .

'Enable','inactive', 'Pos',[10,40,60,20]);

uicontrol('Style','check', 'Parent',h, . . .

'String','Enable button tooltip', . . .

'Callback',@chkTooltipEnable, 'Value',1, . . .

'Pos',[10,80,180,20], 'Background',col);

% Create the tooltip and ...