calculator.m

MATLAB编写的简易计算机~设置GUI界面

function varargout = calculator(varargin)
gui_Singleton = 1;
gui_State = struct('gui_Name',       mfilename, ...
                   'gui_Singleton',  gui_Singleton, ...
                   'gui_OpeningFcn', @calculator_OpeningFcn, ...
                   'gui_OutputFcn',  @calculator_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 calculator_OpeningFcn(hObject, eventdata, handles, varargin)

handles.current_str='';%此为存储当前的字符串。

% Choose default command line output for calculator
handles.output = hObject;

% Update handles structure
guidata(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, handles) 

varargout{1} = handles.output;


% --- Executes on button press in pushbutton1.
function pushbutton1_Callback(hObject, eventdata, handles)

%连接当前的字符串和1，如果按了1键的话。
handles.current_str=strcat(handles.current_str,'1');
%在输出当前的字符串
set(handles.edit1,'String',handles.current_str);
guidata(hObject, handles);

% --- Executes on button press in pushbutton2.
function pushbutton2_Callback(hObject, eventdata, handles)

handles.current_str=strcat(handles.current_str,'2');
set(handles.edit1,'String',handles.current_str);
guidata(hObject, handles);
% --- Executes on button press in pushbutton3.
function pushbutton3_Callback(hObject, eventdata, handles)

handles.current_str=strcat(handles.current_str,'3');
set(handles.edit1,'String',handles.current_str);
guidata(hObject, handles);

% --- Executes on button press in pushbutton4.
function pushbutton4_Callback(hObject, eventdata, handles)

handles.current_str=strcat(handles.current_str,'4');
set(handles.edit1,'String',handles.current_str);
guidata(hObject, handles);

% --- Executes on button press in pushbutton5.
function pushbutton5_Callback(hObject, eventdata, handles)

handles.current_str=strcat(handles.current_str,'5');
set(handles.edit1,'String',handles.current_str);
guidata(hObject, handles);

% --- Executes on button press in pushbutton6.
function pushbutton6_Callback(hObject, eventdata, handles)

handles.current_str=strcat(handles.current_str,'6');
set(handles.edit1,'String',handles.current_str);
guidata(hObject, handles);

% --- Executes on button press in pushbutton7.
function pushbutton7_Callback(hObject, eventdata, handles)

handles.current_str=strcat(handles.current_str,'7');
set(handles.edit1,'String',handles.current_str);
guidata(hObject, handles);

% --- Executes on button press in pushbutton8.
function pushbutton8_Callback(hObject, eventdata, handles)

handles.current_str=strcat(handles.current_str,'8');
set(handles.edit1,'String',handles.current_str);
guidata(hObject, handles);

% --- Executes on button press in pushbutton9.
function pushbutton9_Callback(hObject, eventdata, handles)

handles.current_str=strcat(handles.current_str,'9');
set(handles.edit1,'String',handles.current_str);
guidata(hObject, handles);

% --- Executes on button press in pushbutton10.
function pushbutton10_Callback(hObject, eventdata, handles)

handles.current_str=strcat(handles.current_str,'0');
set(handles.edit1,'String',handles.current_str);
guidata(hObject, handles);

% --- Executes on button press in pushbutton11.
function pushbutton11_Callback(hObject, eventdata, handles)
% hObject    handle to pushbutton11 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)


% --- Executes on button press in pushbutton12.
function pushbutton12_Callback(hObject, eventdata, handles)
% hObject    handle to pushbutton12 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)


% --- Executes on button press in pushbutton13.
function pushbutton13_Callback(hObject, eventdata, handles)
% hObject    handle to pushbutton13 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)


% --- Executes on button press in pushbutton14.
function pushbutton14_Callback(hObject, eventdata, handles)
% hObject    handle to pushbutton14 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)


% --- Executes on button press in pushbutton15.
function pushbutton15_Callback(hObject, eventdata, handles)
% hObject    handle to pushbutton15 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)



function edit1_Callback(hObject, eventdata, handles)
% hObject    handle to edit1 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)

% Hints: get(hObject,'String') returns contents of edit1 as text
%        str2double(get(hObject,'String')) returns contents of edit1 as a double


% --- Executes during object creation, after setting all properties.
function edit1_CreateFcn(hObject, eventdata, handles)
% hObject    handle to edit1 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    empty - handles not created until after all CreateFcns called

% Hint: edit controls usually have a white background on Windows.
%       See ISPC and COMPUTER.
if ispc
    set(hObject,'BackgroundColor','white');
else
    set(hObject,'BackgroundColor',get(0,'defaultUicontrolBackgroundColor'));
end



function edit2_Callback(hObject, eventdata, handles)
% hObject    handle to edit2 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)

% Hints: get(hObject,'String') returns contents of edit2 as text
%        str2double(get(hObject,'String')) returns contents of edit2 as a double


% --- Executes during object creation, after setting all properties.
function edit2_CreateFcn(hObject, eventdata, handles)
% hObject    handle to edit2 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    empty - handles not created until after all CreateFcns called

% Hint: edit controls usually have a white background on Windows.
%       See ISPC and COMPUTER.
if ispc
    set(hObject,'BackgroundColor','white');
else
    set(hObject,'BackgroundColor',get(0,'defaultUicontrolBackgroundColor'));
end





function add_Callback(hObject, eventdata, handles)

handles.current_str=strcat(handles.current_str,'+');
set(handles.edit1,'String',handles.current_str);
guidata(hObject, handles);

% --- Executes on button press in plus.
function plus_Callback(hObject, eventdata, handles)


handles.current_str=strcat(handles.current_str,'-');
set(handles.edit1,'String',handles.current_str);
guidata(hObject, handles);
% --- Executes on button press in chen.
function chen_Callback(hObject, eventdata, handles)

handles.current_str=strcat(handles.current_str,'*');
set(handles.edit1,'String',handles.current_str);
guidata(hObject, handles);
% --- Executes on button press in chu.
function chu_Callback(hObject, eventdata, handles)

handles.current_str=strcat(handles.current_str,'/');
set(handles.edit1,'String',handles.current_str);
guidata(hObject, handles);



% --- Executes on button press in clo.
function clo_Callback(hObject, eventdata, handles)
close(gcf);


function guining_Callback(hObject, eventdata, handles)
%讲所有的字符串归零。
handles.current_str = '';
set(handles.edit1,'String','');
set(handles.edit2,'String','0');
guidata(hObject, handles);

function xiao_Callback(hObject, eventdata, handles)
handles.current_str=strcat(handles.current_str,'.');
guidata(hObject, handles);

%小数点
function result_Callback(hObject, eventdata, handles)

st = get(handles.edit1,'String');
%计算结果，并存放到第二个编辑框中。
val = eval(st);
s = num2str(val);
set(handles.edit2,'String',s);

guidata(hObject, handles);




function xiao_ButtonDownFcn(hObject, eventdata, handles)





% --- Executes on button press in dele.
function dele_Callback(hObject, eventdata, handles)
% hObject    handle to dele (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)
s1 = handles.current_str;
handles.current_str = s1(1:length(s1)-1);
set(handles.edit1,'String',handles.current_str);
guidata(hObject, handles);



% --------------------------------------------------------------------
function menu1_Callback(hObject, eventdata, handles)
% hObject    handle to menu1 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)

close(gcf);
% --------------------------------------------------------------------
function Untitled_1_Callback(hObject, eventdata, handles)
% hObject    handle to Untitled_1 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)




% --------------------------------------------------------------------
function Untitled_2_Callback(hObject, eventdata, handles)
% hObject    handle to Untitled_2 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)


% --------------------------------------------------------------------
function Untitled_4_Callback(hObject, eventdata, handles)
% hObject    handle to Untitled_4 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)


% --------------------------------------------------------------------
function Untitled_3_Callback(hObject, eventdata, handles)
% hObject    handle to Untitled_3 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)


% --------------------------------------------------------------------
function Untitled_5_Callback(hObject, eventdata, handles)
% hObject    handle to Untitled_5 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)




% --- Executes on button press in pushbutton66.
function pushbutton66_Callback(hObject, eventdata, handles)
% hObject    handle to pushbutton66 (see GCBO)
% eventdata  reserved - to be defined in a future version of MATLAB
% handles    structure with handles and user data (see GUIDATA)

close(gcf)