Code covered by the BSD License  

Highlights from
41 Complete GUI Examples

  • GUI_1() Demonstrate how to delete an entry from a uicontrol string.
  • GUI_10() Demonstrate how to make an image visible or invisible by pushbutton.
  • GUI_11()
  • GUI_12() Demonstrate how to control the mouse pointer from a GUI.
  • GUI_13() Demonstrate how to display & change a slider's position with an edit box.
  • GUI_14() Demonstrate colored text in a listbox, & how extract user's choice.
  • GUI_15() Demonstrate an edit text which has copyable but unchangeable text.
  • GUI_16() Demonstrate display & change a slider's position & limits with edit boxes
  • GUI_17() Demonstrate how to have a running clock in a GUI, and timer use.
  • GUI_18() Demonstrate the use of the buttondownfcn for an axes.
  • GUI_19() Demonstrate how to keep track of the number of times an action is taken
  • GUI_2() Demonstrate how to add a new entry to a uicontrol string.
  • GUI_20() Demonstrate how to get the chosen string from a popup.
  • GUI_21() Demonstrate how to get selection from a popup to an edit box & vis versa.
  • GUI_22() Demonstrate how to get selection from a popup to an edit box & vis versa.
  • GUI_23() Demonstrate finding which figure was current before callback execution.
  • GUI_24() Demonstrate how to get data from one GUI to another (data passing).
  • GUI_25() Demonstrate how to make an image loader.
  • GUI_26() Demonstrate how to make the choices in several popups mutually exclusive.
  • GUI_27() Demonstrate how to display the current location of the mouse in an axes.
  • GUI_28() Demonstrate uicontextmenu for an axes click.
  • GUI_29() Demonstrate the use of a uicontrol to manipulate an axes from a GUI,
  • GUI_3() Demonstrate how to hide a uicontrol from the user.
  • GUI_30() Same as GUI_29, except uses callback strings.
  • GUI_31() Demonstrate multiple uicontrol manipulations based on user choices.
  • GUI_32(str) Demonstrate how to get data from a GUI into the base workspace without
  • GUI_33() Demonstrate how to export data with context menu.
  • GUI_34() Demonstrate how to make a simple printscreen GUI. Note that this does
  • GUI_35() Demonstrate how to use toggle buttons to mimic tabbed panels.
  • GUI_36() Demonstrate how to make a custom dialog box which returns information.
  • GUI_37(str,time_out) Demonstrate how to make a password editbox, and nested function
  • GUI_38() Demonstrate bringing the focus to the figure after callback using JAVA.
  • GUI_39() Demonstrate use of nested functions for callbacks and other functions.
  • GUI_4() Demonstrate how to make a multiline editbox.
  • GUI_40() Demonstrate how to use an image as a background of a GUI.
  • GUI_41() Demonstrate how to save and load the state of a GUI system.
  • GUI_5() Demonstrate how to use a pushbutton to delete bits of string and how to
  • GUI_6() Demonstrate how to update one uicontrol with data from others.
  • GUI_7() Demonstrate how to store choice counters for multiple user choices.
  • GUI_8() Demonstrate how to tell which button in a uibuttongroup is selected.
  • GUI_9() Demonstrate one way to let the user know a process is running.
  • previewGUIs() This is a helper GUI which lets the user quickly view all of the example
  • contents.mSyntax Considerations for reading the M-Code:
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41 Complete GUI Examples

by

 

27 Jul 2009 (Updated )

41 working GUIs to read and learn.

Editor's Notes:

This file was selected as MATLAB Central Pick of the Week

GUI_40()
function [] = GUI_40()
% Demonstrate how to use an image as a background of a GUI.
% A GUI is created which has the clown as its background.  Also
% demonstrated are several buttons which appear to be part of the image.
%
%
% Author:  Matt Fig
% Date:  1/15/2010

S.fh = figure('units','pixels',...
              'position',[400 400 480 300],...
              'menubar','none',...
              'name','GUI_40',...              
              'resize','off',...
              'numbertitle','off'); 
S.ax = axes('units','pixels',...
            'position',[0 0 480 300],...
            'xtick',[],'ytick',[]);
X = load('clown');  % This is a built-in ML example.
S.IMG = ind2rgb(X.X,X.map);  % We want to convert it to RGB.
S.IH = image(S.IMG);  % Display the image.
S.BTP = {[10 10 60 48];[10 68 60 48];...
         [10 126 60 48];[10 184 60 48];...
         [10 242 60 48]};  % Cell array of button positions.
S.BST = {'Restore';'Gray';'Red';'Green';'Blue'};  % And labels.   
% Now what we want to do is to get a picture of the axes under the button
% and use that picture as the cdata of each button.
for ii = 1:5
    F = getframe(S.ax,S.BTP{ii});   
    S.pb(ii) = uicontrol('style','push',...
                         'units','pix',...
                         'position',S.BTP{ii},...
                         'string',S.BST{ii},...
                         'fontsize',10,...
                         'fontweight','bold');
    set(S.pb(ii),'cdata',F.cdata,...
        'foregroundc',[1 1 1])
end

set(S.pb(1),'callback',{@pb1_call}) % Set the callbacks.
set(S.pb(2),'callback',{@pb2_call})
set(S.pb(3:5),'callback',{@pb345_call})

    function [] = pb1_call(varargin)
    % Callback for the Restore button.
        set(S.IH,'cdata',S.IMG)  % This restores the original image.
        colorbal
    end

    function [] = pb2_call(varargin)
    % Callback for the Gray button.  
    % Use an average accross the pages to create a gray image.  
        set(S.IH,'cdata',repmat(mean(S.IMG,3),[1,1,3]))
        colorbal
    end

    function [] = pb345_call(varargin)
    % Callback for the Green, Red, Blue buttons.
         switch get(gcbo,'string')  % Which button called?
             case 'Red'
                 ind = 1;
             case 'Green'
                 ind = 2;
             case 'Blue'
                 ind = 3;
             otherwise
                 lasterr
                 error('An unknown error occured in the callback.')  
         end
         
         tmp = get(S.IH,'cdata'); % We don't want to go over 1.
         tmp(:,:,ind) = min(1,tmp(:,:,ind)*1.05); % Increase a little.
         set(S.IH,'cdata',tmp)
         colorbal
    end

    function [] = colorbal()
    % Makes each button's cdata equal to the image underneath.            
        for jj = 1:5
            set(S.pb(jj),'visible','off')
            F = getframe(S.ax,S.BTP{jj});
            set(S.pb(jj),'cdata',F.cdata,'visible','on')
        end
    end
end




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