MATLAB GUI EXAMPLE

function Multi_images() %Simple GUI example to show how to use NEXT and BACK buttons. %Images should be of same size and class. i=1;%initialize the pointer figure('units','pixels','position',[350 150 500 380],'menubar','none','numbertitle','off',...             'name','GUI EXAMPLE(1)','resize','off'); NX = uicontrol('style','push','units','pixels','position',[265 10 150 30],...                  'fontsize',14,'string','NEXT','callback',{@nextButton}); BK = uicontrol('style','push','units','pixels', 'position',[105 10 150 30],...                  'fontsize',14,'string','BACK','callback',{@backButton}); set(BK,'visible','off'); FN = {'cameraman.tif','rice.png','testpat1.png'}'; no = numel(FN);%Returns the number of elements. A = imread(FN{1}); imshow(A); %Allocation: size, No of images, image type(uint8,uint16,logical,...) images = zeros([size(A) no],class(A)); images(:,:,1) = A; %Create multiple images array. for inc = 2:no     images(:,:,inc) = imread(FN{inc}); end %Pushbutton function for NEXT function  nextButton(source,eventdata) if(i < = no) i=i+1; set(BK,'Visible','on'); set(NX,'Visible','on'); else     set(NX,'Visible','off'); end if(i==no)     set(NX,'Visible','off'); end imshow(images(:,:,i)); end %Pushbutton function for BACK function  backButton(source,eventdata) if(i < = 1) i=i-1; set(NX,'Visible','on'); set(BK,'Visible','on'); else     %Set the Back button invisible     set(BK,'Visible','off'); end if(i==1)     %Set the Back button invisible     set(BK,'Visible','off'); end   imshow(images(:,:,i)); end end