1、 1 / 17matlab 课程设计报告题 目 简易计算器的设计学 院 电子信息工程学院专 业 电子信息学生姓名和学号指导教师2 / 173 / 17一 、选题目的及意义GUI 的广泛应用是当今计算机发展的重大成就之一，它极大地方便了非专业用户的使用。人们从此不再需要死记硬背大量的命令，取而代之的是可以通过窗口、菜单、按键等方式来方便地进行操作，而在 matlab 有很简单的 gui 设计工具，我们可以通过这个工具轻松地构建我们想要的程序，从而实现与用户的信息交互。本次课程设计是使用了 matlab 中的 guide 生成了简单的计算器程序。二、源代码function varargout =
2、Calculator(varargin)%Simple Calculator%Anhui University% Begin initialization code - DO NOT EDITgui_Singleton = 1;gui_State = struct(gui_Name, mfilename, .gui_Singleton, gui_Singleton, .gui_OpeningFcn, Calculator_OpeningFcn, .gui_OutputFcn, Calculator_OutputFcn, .4 / 17gui_LayoutFcn, , .gui_Callback
3、, );if nargin endif nargoutvarargout1:nargout = gui_mainfcn(gui_State, varargin:);elsegui_mainfcn(gui_State, varargin:);end% End initialization code - DO NOT EDIT% - Executes just before Calculator is made visible.function Calculator_OpeningFcn(hObject, eventdata, handles, varargin)% This function h
4、as no output args, see OutputFcn.% hObject handle to figure% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)% varargin command line arguments to Calculator (see VARARGIN)% Choose default command line output for Calculatorha
5、ndles.output = hObject;5 / 17% Update handles structureguidata(hObject, handles);% UIWAIT makes Calculator wait for user response (see UIRESUME)% uiwait(handles.figure1);% - Outputs from this function are returned to the command line.function varargout = Calculator_OutputFcn(hObject, eventdata, hand
6、les) % varargout cell array for returning output args (see VARARGOUT);% hObject handle to figure% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)% Get default command line output from handles structurevarargout1 = handles.o
7、utput;% - Executes on button press in p1.function p1_Callback(hObject, eventdata, handles)% hObject handle to p1 (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)textstring=get(handles.text1,string);textstring=str
8、cat(textstring,1);6 / 17set(handles.text1,string,textstring)% - Executes on button press in p2.function p2_Callback(hObject, eventdata, handles)% hObject handle to p2 (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDA
9、TA)textstring=get(handles.text1,string);textstring=strcat(textstring,2);set(handles.text1,string,textstring)% - Executes on button press in p3.function p3_Callback(hObject, eventdata, handles)% hObject handle to p3 (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles
10、 structure with handles and user data (see GUIDATA)textstring=get(handles.text1,string);textstring=strcat(textstring,3);set(handles.text1,string,textstring)% - Executes on button press in p4.function p4_Callback(hObject, eventdata, handles)% hObject handle to p4 (see GCBO)% eventdata reserved - to b
11、e defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)7 / 17textstring=get(handles.text1,string);textstring=strcat(textstring,4);set(handles.text1,string,textstring)% - Executes on button press in p5.function p5_Callback(hObject, eventdata, handles)% hObj
12、ect handle to p5 (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)textstring=get(handles.text1,string);textstring=strcat(textstring,5);set(handles.text1,string,textstring)% - Executes on button press in p6.functio
13、n p6_Callback(hObject, eventdata, handles)% hObject handle to p6 (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)textstring=get(handles.text1,string);textstring=strcat(textstring,6);set(handles.text1,string,texts
14、tring)% - Executes on button press in p7.function p7_Callback(hObject, eventdata, handles)% hObject handle to p7 (see GCBO)8 / 17% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)textstring=get(handles.text1,string);textstri
15、ng=strcat(textstring,7);set(handles.text1,string,textstring)% - Executes on button press in p8.function p8_Callback(hObject, eventdata, handles)% hObject handle to p8 (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDA
16、TA)textstring=get(handles.text1,string);textstring=strcat(textstring,8);set(handles.text1,string,textstring)% - Executes on button press in p9.function p9_Callback(hObject, eventdata, handles)% hObject handle to p9 (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles
17、 structure with handles and user data (see GUIDATA)textstring=get(handles.text1,string);textstring=strcat(textstring,9);set(handles.text1,string,textstring)% - Executes on button press in add.9 / 17function add_Callback(hObject, eventdata, handles)% hObject handle to add (see GCBO)% eventdata reserv
18、ed - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)textstring=get(handles.text1,string);textstring=strcat(textstring,+);set(handles.text1,string,textstring)% - Executes on button press in p0.function p0_Callback(hObject, eventdata, handles)% h
19、Object handle to p0 (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)textstring=get(handles.text1,string);textstring=strcat(textstring,0);set(handles.text1,string,textstring)% - Executes on button press in sub.fun
20、ction sub_Callback(hObject, eventdata, handles)% hObject handle to sub (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)textstring=get(handles.text1,string);textstring=strcat(textstring,-);10 / 17set(handles.text1
21、,string,textstring)% - Executes on button press in div.function div_Callback(hObject, eventdata, handles)% hObject handle to div (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)textstring=get(handles.text1,string
22、);textstring=strcat(textstring,/);set(handles.text1,string,textstring)% - Executes on button press in mul.function mul_Callback(hObject, eventdata, handles)% hObject handle to mul (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user da
23、ta (see GUIDATA)textstring=get(handles.text1,string);textstring=strcat(textstring,*);set(handles.text1,string,textstring)% - Executes on button press in denghao.11 / 17function denghao_Callback(hObject, eventdata, handles)% hObject handle to denghao (see GCBO)% eventdata reserved - to be defined in
24、a future version of MATLAB% handles structure with handles and user data (see GUIDATA)textstring=get(handles.text1,string);textstring=eval(textstring);set(handles.text1,string,textstring)% - Executes on button press in clear.function clear_Callback(hObject, eventdata, handles)% hObject handle to cle
25、ar (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA)set(handles.text1,string,0)% -function exit_Callback(hObject, eventdata, handles)% hObject handle to exit (see GCBO)% eventdata reserved - to be defined in a fut
26、ure version of MATLAB% handles structure with handles and user data (see GUIDATA)12 / 17close(gcf)% -function calculate_Callback(hObject, eventdata, handles)% hObject handle to calculate (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and
27、user data (see GUIDATA)textstring=get(handles.text1,string);textstring=eval(textstring);set(handles.text1,string,textstring)% - Executes on button press in point.function point_Callback(hObject, eventdata, handles)% hObject handle to point (see GCBO)% eventdata reserved - to be defined in a future v
28、ersion of MATLAB% handles structure with handles and user data (see GUIDATA)textstring=get(handles.text1,string);textstring=strcat(textstring,.);set(handles.text1,string,textstring)设计功能：13 / 171.可进行加减乘除四则运算2.可进行清零，退出等三、界面设计及运行结果14 / 171-1. GUIDE 设计界面15 / 171-2.进入程序初始状态16 / 171-3.简单的实例测试17 / 17五、心得及体会通过这次 matlab 课程设计，让我对 matlab 有了更深的了解。Matlab 不仅给我们更方便的编程体验，其中强大的数值运算，信号处理等功能更是我们专业实现相关系统设计的好工具。
