dialogs/insertSnippetAboutDlg.m

function insertSnippetAboutDlg(versionStr)

figSize = [ 400 300 ];

screenSize = get(0, 'ScreenSize');
hFig = figure( ...
    'WindowStyle', 'modal', ...
    'Position', [ 0.5*screenSize(3:4)-0.5*figSize figSize ], ...
    'DockControls', 'off', ...
    'MenuBar', 'none', ...
    'NumberTitle', 'off', ...
    'Name', 'About', ...
    'KeyPressFcn', @figureKeyPressFcn ...
    );

hPanel = uipanel(hFig, ...
    'Title','', ...
    'Units','pixels',...
    'Position',[10 figSize(2)-78 380 68] );

axes(hPanel,'Units','pixels','Position',[10 10 48 48]);
[img,map] = imread('insertSnippet_48.png');
map(double(img(1,1))+1,:) = hFig.Color;
imshow(img,map);

labelStr = ['<html><body>'...
    '<b>MATLAB Snippets</b><br>' ...
    'Pavel Trnka (pavel@trnka.name)<br>' ...
    'Version: ' versionStr '</body></html>'];
jLabel = javaObjectEDT('javax.swing.JLabel',labelStr);
% ---
oldWarn = warning('off','MATLAB:HandleGraphics:ObsoletedProperty:JavaFrame');                                
warning('off','MATLAB:ui:javacomponent:FunctionToBeRemoved');
javacomponent(jLabel,[78,10,380-78-10,48],hPanel);
warning(oldWarn);
% ---

uicontrol(...
    'style', 'edit', ...
    'Position', [10 60 380 80+68], ...
    'BackgroundColor', 0.9*hFig.Color, ...
    'HorizontalAlignment','left', ...
    ...'Enable', 'inactive', ...
    'Max',2, ...
    'String', { 
    'INSPIRED BY:'
    '============'
    '"Insert a piece of code (a snippet) in the Matlab editor"'
    'https://www.mathworks.com/matlabcentral/fileexchange/41704-insert-a-piece-of-code-a-snippet-in-the-matlab-editor'
    ''
    '"MATLAB for Visual Studio Code"'
    'https://marketplace.visualstudio.com/items?itemName=Gimly81.matlab'
    ''
    'USES:'
    '====='
    '"JSONlab: a toolbox to encode/decode JSON files"'
    'https://www.mathworks.com/matlabcentral/fileexchange/33381-jsonlab-a-toolbox-to-encode-decode-json-files'
    ''
    '"findjobj - find java handles of Matlab graphic objects"'
    'https://www.mathworks.com/matlabcentral/fileexchange/14317-findjobj-find-java-handles-of-matlab-graphic-objects'
    ''
    } ...
    );

uicontrol(...
    'style', 'pushbutton', ...
    'Position', [90+20 15 130 30], ...
    'String', 'Matlab File Exchange', ...
    'Callback', @fileExchangeCallback ...    
    );

uicontrol(...
    'style', 'pushbutton', ...
    'Position', [240+20 15 130 30], ...
    'String', 'GitHub', ...
    'Callback', @gitHubBtnCallback ...    
    );

uicontrol( ...
    'Style', 'text', ...
    'String', 'Visit project page:', ...
    'Position', [10 17 90 20], ...
    'HorizontalAlignment','left' ...
    );

end

function gitHubBtnCallback(~,~)
url = 'https://github.com/trnkap/matlab-snippets';
web(url,'-browser')
end

function fileExchangeCallback(~,~)
url = 'https://www.mathworks.com/matlabcentral/fileexchange/70524-matlab-snippets';
web(url,'-browser')
end

function figureKeyPressFcn(src,keyData)
switch keyData.Key
    case 'escape'
        close(src);
        return
end
end