什么是matlab gui

什么是matlab gui

function simple_gui2% SIMPLE_GUI2 Select a data set from the pop-up menu, then% click one of the plot-type push buttons. Clicking the button% plots the selected data in the axes.% Create and then hide the GUI as it is being constructed.clcf = figure('Visible','off','Position',[360,500,450,285]);% Construct the components.hsurf = uicontrol('Style','pushbutton','String','Surf',... 'Position',[315,220,70,25],... 'Callback',{@surfbutton_Callback});hmesh = uicontrol('Style','pushbutton','String','Mesh',... 'Position',[315,180,70,25],... 'Callback',{@meshbutton_Callback});hcontour = uicontrol('Style','pushbutton',... 'String','Countour',... 'Position',[315,135,70,25],... 'Callback',{@contourbutton_Callback});htext = uicontrol('Style','text','String','Select Data',... 'Position',[325,90,60,15]);hpopup = uicontrol('Style','popupmenu',... 'String',{'Peaks','Membrane','Sinc'},... 'Position',[300,50,100,25],... 'Callback',{@popup_menu_Callback});ha = axes('Units','Pixels','Position',[50,60,200,185]);align([hsurf,hmesh,hcontour,htext,hpopup],'Center','None');% Create the data to plot.data.peaks_data = peaks(35);data.membrane_data = membrane;[x,y] = meshgrid(-8:.5:8);r = sqrt(x.^2+y.^2) + eps;data.sinc_data = sin(r)./r;% Initialize the GUI.% Change units to normalized so components resize% automatically.set([f,ha,hsurf,hmesh,hcontour,htext,hpopup],...'Units','normalized');%Create a plot in the axes.data.current_data = data.peaks_data;surf(data.current_data);guidata(f,data);% Assign the GUI a name to appear in the window title.set(f,'Name','Simple GUI')% Move the GUI to the center of the screen.movegui(f,'center')% Make the GUI visible.set(f,'Visible','on');% Callbacks for simple_gui2. These callbacks automatically% have access to component handles and initialized data% because they are nested at a lower level.% Pop-up menu callback. Read the pop-up menu Value property% to determine which item is currently displayed and make it% the current data. function popup_menu_Callback(source,eventdata) % Determine the selected data set. str = get(source, 'String'); val = get(source,'Value'); % Set current data to the selected data set. data=guidata(source); switch str{val}; case 'Peaks' % User selects Peaks. data.current_data = data.peaks_data; case 'Membrane' % User selects Membrane. data.current_data = data.membrane_data; case 'Sinc' % User selects Sinc. data.current_data = data.sinc_data; end guidata(source,data)% save the change of data.current_data end% Push button callbacks. Each callback plots current_data in% the specified plot type. function surfbutton_Callback(source,eventdata) % Display surf plot of the currently selected data. data=guidata(source); surf(data.current_data); end function meshbutton_Callback(source,eventdata)% Display mesh plot of the currently selected data. data=guidata(source); mesh(data.current_data); end function contourbutton_Callback(source,eventdata)% Display contour plot of the currently selected data. data=guidata(source); contour(data.current_data); endend