一个简单的matlab图形界面程序GUI(6)

function st = file_check(filename)
% check the file wether exists?
    if exist(filename, 'file') ~= 0
        st = 1;
    else
        msg = sprintf('% the file: %s does not exist!', filename);
        msgbox(msg,'FileReadError', 'modal');
        st = -1;
    end
   
function st = imgno_number_check(no, handles)
% check the image order whether legal
    maxValue = get(handles.sliderImageNo, 'Max');
    minValue = get(handles.sliderImageNo, 'Min');
    if isnan(no)
        msgbox('You must entry a number value','InputError', 'modal');
        st = -1;
    elseif no <= 0
        msgbox('Input number must be positive!!','Attention','modal');
        st = -1;
    elseif no>maxValue
        msgbox(['Input number exceed the max value (',num2str(maxValue),')!!'],...
              'Attention','modal');
        st = -1;
    else
        if (no - 1) == (minValue - 1)
            st = 2;
        elseif (no + 1) == (maxValue + 1)
            st = 3;
        else
            st = 1;
        end
    end

function running_testfunc(handles);
% running test fuction after we have trained
%  classify model and segmentations
    message = ['running command pressed'];
    startI = floor(str2double(get(handles.beginValue, 'String')));
    endI  = floor(str2double(get(handles.endValue, 'String')));
    if imgno_number_check(startI, handles) ~= -1 && ...
            imgno_number_check(endI, handles) ~= -1
        msg = sprintf('%s\n i=%d:%d', message, startI, endI);
        set(handles.msg, 'string', msg);
    else
        set(handles.msg, 'string', message);
    end

界面如下：

把上面代码保存到文件：showGUI.m

下载这里的showGUI.fig文件，把它们放在同一个目录下运行showGUI.m文件就可以了。

我自己用的测试平台为Ubuntu 11.10 linux , matlab 为7.12 -- R2011a

showGUI.fig文件下载:

免费下载地址在

用户名与密码都是

具体下载目录在 /2013年资料/6月/14日/一个简单的matlab图形界面程序GUI