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problem with call back function in gui

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Farjana Yeasmin
Farjana Yeasmin 2014-12-1
关闭： MATLAB Answer Bot 2021-8-20
here,in push button22 I load the text from a file into the edit box named "mesage_length" .now i want to use the text in the retrive_ok funtion. how can I do that ?? plz help
{% --- Executes on button press in pushbutton22. function pushbutton22_Callback(hObject, eventdata, handles)
[filename,pathname,filterindex] = uigetfile('*.txt')
file_extention=[pathname,filename];
set(handles.message_length1,'String',file_extention)
function retrieve_ok_Callback(hObject, eventdata, handles)
image_string=get(handles.image2,'String');
text_string1=get(handles.message_length1,'String');
text_string=str2num(text_string1);
retrieve(image_string,text_string*2);}

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