Matlab实现计算器

function varargout = GUI_201421143062_bzx(varargin) gui_Singleton = 1; gui_State = struct('gui_Name', mfilename, ... 'gui_Singleton', gui_Singleton, ... 'gui_OpeningFcn', @GUI_201421143062_bzx_OpeningFcn, ... 'gui_OutputFcn', @GUI_201421143062_bzx_OutputFcn, ... 'gui_LayoutFcn', [] , ... 'gui_Callback', []); if nargin && ischar(varargin{1}) gui_State.gui_Callback = str2func(varargin{1}); end if nargout [varargout{1:nargout}] = gui_mainfcn(gui_State, varargin{:}); else gui_mainfcn(gui_State, varargin{:}); end function GUI_201421143062_bzx_OpeningFcn(hObject, eventdata, handles, varargin) handles.output = hObject; %handles.me = 2; guidata(hObject, handles); %数字键盘图标设计 NO1=imread('1.png'); NO2=imread('2.png'); NO3=imread('3.png'); NO4=imread('4.png'); NO5=imread('5.png'); NO6=imread('6.png'); NO7=imread('7.png'); NO8=imread('8.png'); NO9=imread('9.png'); set(handles.pushbutton30,'cdata',NO1); set(handles.pushbutton31,'cdata',NO2); set(handles.pushbutton32,'cdata',NO3); set(handles.pushbutton22,'cdata',NO4); set(handles.pushbutton23,'cdata',NO5); set(handles.pushbutton24,'cdata',NO6); set(handles.pushbutton12,'cdata',NO7); set(handles.pushbutton13,'cdata',NO8); set(handles.pushbutton14,'cdata',NO9); function varargout = GUI_201421143062_bzx_OutputFcn(hObject, eventdata, handles) varargout{1} = handles.output; %初始页面 set(handles.shuchu,'Position',[2.8 20 45.2 4.077]); set(gcf,'Position',[50 20 50 24.538]); %修改背景的代码 ha=axes('units','normalized','position',[0 0 1 1]); uistack(ha,'down') II=imread('timg.jpg'); image(II) colormap gray set(ha,'handlevisibility','off','visible','off'); handles.output = hObject; function shuchu_Callback(hObject, eventdata, handles) % 直接enter输出 try textString=get(handles.shuchu,'String'); ans=eval(textString); set(handles.shuchu,'String',ans); catch set(handles.shuchu,'String','error'); end function shuchu_CreateFcn(hObject, eventdata, handles) if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor')) set(hObject,'BackgroundColor','white'); end function pushbutton7_Callback(hObject, eventdata, handles) % ←back回调函数 textString=get(handles.shuchu,'String'); w=length(textString); t=char(textString); textString=t(1:w-1); set(handles.shuchu,'String',textString); function pushbutton8_Callback(hObject, eventdata, handles) %CE的回调函数 set(handles.shuchu,'String',''); function pushbutton9_Callback(hObject, eventdata, handles) %C的回调函数 set(handles.shuchu,'String',''); function pushbutton10_Callback(hObject, eventdata, handles) %+-的回调函数 textString=get(handles.shuchu,'String'); w=length(textString); t=char(textString); a='baizhixi6666666666666666666666'; if t(1)=='-' textString=t(2:w); else a(1)='-'; for i=2:w+1 a(i)=t(i-1); textString=a(1:w+1); end end set(handles.shuchu,'String',textString); function pushbutton11_Callback(hObject, eventdata, handles) %根号的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'sqrt('); set(handles.shuchu,'String',textString); function pushbutton12_Callback(hObject, eventdata, handles) %7的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'7'); set(handles.shuchu,'String',textString); function pushbutton13_Callback(hObject, eventdata, handles) % 8的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'8'); set(handles.shuchu,'String',textString); function pushbutton14_Callback(hObject, eventdata, handles) % 9的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'9'); set(handles.shuchu,'String',textString); function pushbutton15_Callback(hObject, eventdata, handles) %/的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'/'); set(handles.shuchu,'String',textString); function pushbutton16_Callback(hObject, eventdata, handles) function pushbutton22_Callback(hObject, eventdata, handles) %4的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'4'); set(handles.shuchu,'String',textString); function pushbutton23_Callback(hObject, eventdata, handles) %5的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'5'); set(handles.shuchu,'String',textString); function pushbutton24_Callback(hObject, eventdata, handles) %6的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'6'); set(handles.shuchu,'String',textString); function pushbutton25_Callback(hObject, eventdata, handles) %*的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'*'); set(handles.shuchu,'String',textString); function pushbutton26_Callback(hObject, eventdata, handles) %1/x的回调函数 textString=get(handles.shuchu,'String'); textString=strcat('1/',textString); try ans=eval(textString); set(handles.shuchu,'String',ans); catch set(handles.shuchu,'String','error'); end function pushbutton27_Callback(hObject, eventdata, handles) % 0的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'0'); set(handles.shuchu,'String',textString); function pushbutton28_Callback(hObject, eventdata, handles) %.的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'.'); set(handles.shuchu,'String',textString); function pushbutton29_Callback(hObject, eventdata, handles) %+的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'+'); set(handles.shuchu,'String',textString); function pushbutton30_Callback(hObject, eventdata, handles) % 1的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'1'); set(handles.shuchu,'String',textString); function pushbutton31_Callback(hObject, eventdata, handles) %2的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'2'); set(handles.shuchu,'String',textString); function pushbutton32_Callback(hObject, eventdata, handles) % 3的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'3'); set(handles.shuchu,'String',textString); function pushbutton33_Callback(hObject, eventdata, handles) % -的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'-'); set(handles.shuchu,'String',textString); function pushbutton35_Callback(hObject, eventdata, handles) %=号的回调函数 textString=get(handles.shuchu,'String'); try ans=eval(textString); set(handles.shuchu,'String',ans); catch set(handles.shuchu,'String','error'); end function pushbutton36_Callback(hObject, eventdata, handles) % %一个彩蛋 h=errordlg('~(≧▽≦)~','别乱点'); ha=get(h,'children'); hu=findall(allchild(h),'style','pushbutton'); set(hu,'string','确定'); ht=findall(ha,'type','text'); set(ht,'fontsize',20); function pushbutton38_Callback(hObject, eventdata, handles) % In的回调函数 textString=get(handles.shuchu,'String'); textString=strcat('log(',textString); textString=strcat(textString,')'); try ans=eval(textString); set(handles.shuchu,'String',ans); catch set(handles.shuchu,'String','log'); end function pushbutton39_Callback(hObject, eventdata, handles) %（的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'('); set(handles.shuchu,'String',textString); function pushbutton40_Callback(hObject, eventdata, handles) % ）的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,')'); set(handles.shuchu,'String',textString); function pushbutton43_Callback(hObject, eventdata, handles) % sin的回调函数 textString=get(handles.shuchu,'String'); textString=strcat('sin(',textString); textString=strcat(textString,')'); try ans=eval(textString); set(handles.shuchu,'String',ans); catch set(handles.shuchu,'String','sin'); end function pushbutton44_Callback(hObject, eventdata, handles) % x^2的回调函数 textString=get(handles.shuchu,'String'); textString=strcat(textString,'^2'); ans=eval(textString);