matlab gui计算器代码,用gui设计计算器

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function number4_Callback(hObject, eventdata, handles)

% hObject handle to number4 (see GCBO)

% eventdata reserved - to be defined in a future version of MATLAB

% handles structure with handles and user data (see GUIDATA)

global jj

textString = get(handles.text1,'String');

if(strcmp(textString,'0.')==1)&(jj==0)

set(handles.text1,'String','4') ;

else

textString =strcat(textString,'4');

set(handles.text1,'String',textString)

end

jj=0;

% --- Executes on button press in number5.

function number5_Callback(hObject, eventdata, handles)

% hObject handle to number5 (see GCBO)

% eventdata reserved - to be defined in a future version of MATLAB

% handles structure with handles and user data (see GUIDATA)

global jj

textString = get(handles.text1,'String');

if(strcmp(textString,'0.')==1)&(jj==0)

set(handles.text1,'String','5') ;

else

textString =strcat(textString,'5');

set(handles.text1,'String',textString)

end

jj=0;

% --- Executes on button press in number6.

function number6_Callback(hObject, eventdata, handles)

% hObject handle to number6 (see GCBO)

% eventdata reserved - to be defined in a future version of MATLAB

% handles structure with handles and user data (see GUIDATA)

global jj

textString = get(handles.text1,'String');

if(strcmp(textString,'0.')==1)&(jj==0)

set(handles.text1,'String','6') ;

else

textString =strcat(textString,'6');

set(handles.text1,'String',textString)

end

jj=0;

% --- Executes on button press in number7.

function number7_Callback(hObject, eventdata, handles)

% hObject handle to number7 (see GCBO)

% eventdata reserved - to be defined in a future version of MATLAB

% handles structure with handles and user data (see GUIDATA)

global jj

textString = get(handles.text1,'String');

if(strcmp(textString,'0.')==1)&(jj==0)

set(handles.text1,'String','7') ;

else

textString =strcat(textString,'7');

set(handles.text1,'String',textString)

end

jj=0;

% --- Executes on button press in number8.

function number8_Callback(hObject, eventdata, handles)

% hObject handle to number8 (see GCBO)

% eventdata reserved - to be defined in a future version of MATLAB

% handles structure with handles and user data (see GUIDATA)

global jj

textString = get(handles.text1,'String');

if(strcmp(textString,'0.')==1)&(jj==0)

set(handles.text1,'String','8') ;

else

textString =strcat(textString,'8');

set(handles.text1,'String',textString)

end

jj=0;

% --- Executes on button press in number9.

function number9_Callback(hObject, eventdata, handles)

% hObject handle to number9 (see GCBO)

% eventdata reserved - to be defined in a future version of MATLAB

% handles structure with handles and user data (see GUIDATA)

global jj

textString = get(handles.text1,'String');

if(strcmp(textString,'0.')==1)&(jj==0)

set(handles.text1,'String','9') ;

else

textString =strcat(textString,'9');

set(handles.text1,'String',textString)

end

jj=0;

% --- Executes on button press in sin.