Matlab---GUI界面编程2（m文件纯代码实现）

1. 实现功能
实现输入x中数据输入，点击输出，然后将输入框中的值通过setappdata/getappdata/rmappdata的方式传递和共享回调函数之间的数据。
2. 实现界面


3. 代码

【mygui.m】

function mygui
%% 清除变量，清命令窗口屏,清除图形
clear;
clc;
%% 新建图形并设置相关属性
%scrsz = get(0,'ScreenSize');
Hd_fig = figure('NumberTitle', 'off', 'Resize','off','Color',[0.753,0.753,0.753],'Name', 'BP神经网络预测系统');
%取得Figure的JavaFrame。
%修改图标
newIcon = javax.swing.ImageIcon('icon.png');
figFrame = get(Hd_fig,'JavaFrame');            
figFrame.setFigureIcon(newIcon);
%转换图形窗口菜单条的“开”与“关”
set(Hd_fig,'menubar','none','Unit','normalized','Position',[0.08,0.12,0.78,0.74]);

%% 初始化图形中控件
%坐标图
axes('Position',[0.06,0.095,0.7,0.85]);
title('BP神经网络预测输出','FontName','Times New Roman','FontWeight','Bold','FontSize',10);
xlabel('横坐标','FontName','Times New Roman','FontSize',14);
ylabel('纵坐标','FontName','Times New Roman','FontSize',14);
%% 控制按钮
Hd_p1 = uipanel('Parent',Hd_fig,'Title','控制功能',...
    'BorderType','etchedin',...
    'BackgroundColor','white',...
    'ShadowColor',[0.4,0.4,0.4],'TitlePosition','centertop','tag','Hd_p1',...
    'ForegroundColor','b',...
    'FontWeight','bold',...
    'position',[0.77,0.094,0.22,0.09]);
Hd_load = uicontrol('Parent',Hd_p1,'Style','Push',...
    'String','导入数据',...
    'Units','normalized',...
    'FontWeight','bold',...    
    'ForegroundColor','black',...
    'Units','normalized',...
    'FontSize',10,...
    'tag','Hd_load',...
    'Position',[0.03,0.07,0.45,0.98],...
    'CallBack','');
Hd_close = uicontrol('Parent',Hd_p1,'Style','Push',...
    'String','退出',...
    'FontWeight','bold',...
    'ForegroundColor','r',...
    'Units','normalized',...
    'FontSize',10,...
    'tag','Hd_close',...
    'Position',[0.52,0.07,0.45,0.98],...
    'CallBack','close');
%% 数据处理
Hd_p2 = uipanel('Parent',Hd_fig,'Title','数据处理',...
    'BorderType','etchedin',...
    'BackgroundColor','white',...
    'ShadowColor',[0.4,0.4,0.4],'TitlePosition','centertop','tag','Hd_p1',...
    'ForegroundColor','b',...
    'FontWeight','bold',...
    'position',[0.77,0.19,0.22,0.20]);
%
Hd_b1 = uicontrol('Parent',Hd_p2,'Style','Push',...
    'String','相关性分析',...
    'Units','normalized',...
    'FontWeight','bold',...    
    'ForegroundColor','black',...
    'Units','normalized',...
    'FontSize',10,...
    'tag','Hd_b1',...
    'Position',[0.03,0.028,0.45,0.3],...
    'CallBack','in=getappdata(gcf,''in'')');
Hd_b2 = uicontrol('Parent',Hd_p2,'Style','Push',...
    'String','聚类',...
    'FontWeight','bold',...
    'ForegroundColor','black',...
    'Units','normalized',...
    'FontSize',10,...
    'tag','Hd_b2',...
    'Position',[0.52,0.028,0.45,0.3],...
    'CallBack','');
%
Hd_b3 = uicontrol('Parent',Hd_p2,'Style','Push',...
    'String','BP训练',...
    'Units','normalized',...
    'FontWeight','bold',...    
    'ForegroundColor','black',...
    'Units','normalized',...
    'FontSize',10,...
    'tag','Hd_b3',...
    'Position',[0.03,0.36,0.45,0.3],...
    'CallBack','');
Hd_b4 = uicontrol('Parent',Hd_p2,'Style','Push',...
    'String','BP误差',...
    'FontWeight','bold',...
    'ForegroundColor','black',...
    'Units','normalized',...
    'FontSize',10,...
    'tag','Hd_b4',...
    'Position',[0.52,0.36,0.45,0.3],...
    'CallBack','');
%
Hd_b5 = uicontrol('Parent',Hd_p2,'Style','Push',...
    'String','SVM训练',...
    'Units','normalized',...
    'FontWeight','bold',...    
    'ForegroundColor','black',...
    'Units','normalized',...
    'FontSize',10,...
    'tag','Hd_b5',...
    'Position',[0.03,0.69,0.45,0.3],...
    'CallBack','');
Hd_b6 = uicontrol('Parent',Hd_p2,'Style','Push',...
    'String','SVM误差',...
    'FontWeight','bold',...
    'ForegroundColor','black',...
    'Units','normalized',...
    'FontSize',10,...
    'tag','Hd_b6',...
    'Position',[0.52,0.69,0.45,0.3],...
    'CallBack','');
%% 输入变量
Hd_p3 = uipanel('Parent',Hd_fig,'Title','Input',...
    'BorderType','etchedin',...
    'BackgroundColor','white',...
    'ShadowColor',[0.4,0.4,0.4],'TitlePosition','centertop','tag','Hd_p1',...
    'ForegroundColor','b',...
    'FontWeight','bold',...
    'position',[0.77,0.4,0.22,0.45]);
%
Hd_b11 = uicontrol('Parent',Hd_p3,'Style','edit',...
    'String','输入1',...
    'Units','normalized',...
    'FontWeight','bold',...    
    'ForegroundColor','black',...
    'Units','normalized',...
    'FontSize',10,...
    'Enable','inactive',...
    'Position',[0.03,0.015,0.45,0.15],...
    'CallBack','');
Hd_b12 = uicontrol('Parent',Hd_p3,'Style','Edit',...
    'String','0.0',...
    'FontWeight','bold',...
    'ForegroundColor',[0.871,0.49,0],...
    'Units','normalized',...
    'FontSize',10,...
    'tag','Hd_b12',...
    'Position',[0.52,0.015,0.45,0.15],...
    'CallBack','');
%
Hd_b21 = uicontrol('Parent',Hd_p3,'Style','edit',...
    'String','输入2',...
    'Units','normalized',...
    'FontWeight','bold',...    
    'ForegroundColor','black',...
    'Units','normalized',...
    'FontSize',10,...
    'Enable','inactive',...
    'Position',[0.03,0.182,0.45,0.15],...
    'CallBack','');
Hd_b22 = uicontrol('Parent',Hd_p3,'Style','Edit',...
    'String','0.0',...
    'FontWeight','bold',...
    'ForegroundColor',[0.871,0.49,0],...
    'Units','normalized',...
    'FontSize',10,...
    'tag','Hd_b22',...
    'Position',[0.52,0.182,0.45,0.15],...
    'CallBack','');
%
Hd_b31 = uicontrol('Parent',Hd_p3,'Style','edit',...
    'String','输入3',...
    'Units','normalized',...
    'FontWeight','bold',...    
    'ForegroundColor','black',...
    'Units','normalized',...
    'FontSize',10,...
    'Enable','inactive',...
    'Position',[0.03,0.349,0.45,0.15],...
    'CallBack','');
Hd_b32 = uicontrol('Parent',Hd_p3,'Style','Edit',...
    'String','0.0',...
    'FontWeight','bold',...
    'ForegroundColor',[0.871,0.49,0],...
    'Units','normalized',...
    'FontSize',10,...
    'tag','Hd_b32',...
    'Position',[0.52,0.349,0.45,0.15],...
    'CallBack','');
%
Hd_b41 = uicontrol('Parent',Hd_p3,'Style','edit',...
    'String','输入4',...
    'Units','normalized',...
    'FontWeight','bold',...    
    'ForegroundColor','black',...
    'Units','normalized',...
    'FontSize',10,...
    'Enable','inactive',...
    'Position',[0.03,0.516,0.45,0.15],...
    'CallBack','');
Hd_b42 = uicontrol('Parent',Hd_p3,'Style','Edit',...
    'String','0.0',...
    'FontWeight','bold',...
    'ForegroundColor',[0.871,0.49,0],...
    'Units','normalized',...
    'FontSize',10,...
    'tag','Hd_b42',...
    'Position',[0.52,0.516,0.45,0.15],...
    'CallBack','');
%
Hd_b51 = uicontrol('Parent',Hd_p3,'Style','edit',...
    'String','输入5',...
    'Units','normalized',...
    'FontWeight','bold',...    
    'ForegroundColor','black',...
    'Units','normalized',...
    'FontSize',10,...
    'Enable','inactive',...
    'Position',[0.03,0.683,0.45,0.15],...
    'CallBack','');
Hd_b52 = uicontrol('Parent',Hd_p3,'Style','Edit',...
    'String','0.0',...
    'FontWeight','bold',...
    'ForegroundColor',[0.871,0.49,0],...
    'Units','normalized',...
    'FontSize',10,...
    'tag','Hd_b52',...
    'Position',[0.52,0.683,0.45,0.15],...
    'CallBack','');
%
Hd_b61 = uicontrol('Parent',Hd_p3,'Style','edit',...
    'String','输入6',...
    'Units','normalized',...
    'FontWeight','bold',...    
    'ForegroundColor','black',...
    'Units','normalized',...
    'FontSize',10,...
    'Enable','inactive',...
    'Position',[0.03,0.85,0.45,0.15],...
    'CallBack','');
Hd_b62 = uicontrol('Parent',Hd_p3,'Style','Edit',...
    'String','0.0',...
    'FontWeight','bold',...
    'ForegroundColor',[0.871,0.49,0],...
    'Units','normalized',...
    'FontSize',10,...
    'tag','Hd_b62',...
    'Position',[0.52,0.85,0.45,0.15],...
    'CallBack','');
%% 输出
Hd_p4 = uipanel('Parent',Hd_fig,'Title','Output',...
    'BorderType','etchedin',...
    'BackgroundColor','white',...
    'ShadowColor',[0.4,0.4,0.4],'TitlePosition','centertop','tag','Hd_p1',...
    'ForegroundColor','b',...
    'FontWeight','bold',...
    'position',[0.77,0.865,0.22,0.1]);
%
Hd_o1 = uicontrol('Parent',Hd_p4,'Style','push',...
    'String','输出',...
    'Units','normalized',...
    'FontWeight','bold',...    
    'ForegroundColor','black',...
    'Units','normalized',...
    'FontSize',10,...
    'Position',[0.03,0.1,0.45,0.9],...
    'CallBack','getInputData');
Hd_o2 = uicontrol('Parent',Hd_p4,'Style','Edit',...
    'String','',...
    'FontWeight','bold',...
    'ForegroundColor',[0,0,1],...
    'Units','normalized',...
    'FontSize',10,...
    'tag','Hd_o2',...
    'Position',[0.52,0.1,0.45,0.9],...
    'CallBack','');

【getInputData.m】

function getInputData
    %默认四个变量，变量个数获取在此处修改
    Hd_b12 = findobj(gcf,'tag','Hd_b12');
    Hd_b22 = findobj(gcf,'tag','Hd_b22');
    Hd_b32 = findobj(gcf,'tag','Hd_b32');
    Hd_b42 = findobj(gcf,'tag','Hd_b42');
    str1 = get(Hd_b12,'String')
    str2 = get(Hd_b22,'String')
    str3 = get(Hd_b32,'String')
    str4 = get(Hd_b42,'String')
% str5 = get(Hd_b52,'String')
% str6 = get(Hd_b62,'String')
    %字符转数字
    in(1) = str2double(str1);
    in(2) = str2double(str2);
    in(3) = str2double(str3);
    in(4) = str2double(str4);
    %检测输入的值是否符合标准,符合则保存数据
    if(isnan(in(1)) || isnan(in(2)) || isnan(in(3)) || isnan(in(4)))
        msg = msgbox('Input Error!!!','Error');
        %字体大小设置和居中
        amsg = get(msg,'CurrentAxes');
        chmsg = get(amsg,'Children');
        set(chmsg,'FontSize',14);
        th = findall(0,'Tag','MessageBox');
        boxPosition = get(msg,'Position');
        textPosition = get(th,'Position');
        set(th,'position',[boxPosition(3).*0.5 textPosition(2) textPosition(3)]);
        set(th, 'HorizontalAlignment', 'center');
        %修改图标
        newIcon = javax.swing.ImageIcon('error.png');
        figMsg = get(msg,'JavaFrame');            
        figMsg.setFigureIcon(newIcon);
        return;
    else
        in(:)
        %处理数据传送
        setappdata(gcf,'in',in);
    end