GUI problem while trying to call function from pushbutton1 to pushbutton2.
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i want to access data from push button1 to push button2. here is my code
function pushbutton1_Callback(hObject, eventdata, handles)
[FileName,PathName] = uigetfile('*.avi');
PathOriginal=sprintf('%s%s',PathName,FileName);
readobj1=mmreader(PathOriginal);
readobj = readobj1;
%set(handles.pushbutton1,'UserData',readobj);
function pushbutton2_Callback(hObject, eventdata, handles)
%readobj=get(handles.pushbutton1,'UserData');
vidframes=read(handles.readobj);
numframes=get(readobj,'numberOfFrames');
when i run this file..i am getting error like this...any one please help me.
error message in command window:
Reference to non-existent field 'readobj'.
Error in ==> trying>pushbutton2_Callback at 96
vidframes=read(handles.readobj);
Error in ==> gui_mainfcn at 96
feval(varargin{:});
Error in ==> trying at 43
gui_mainfcn(gui_State, varargin{:});
Error in ==>
@(hObject,eventdata)trying('pushbutton2_Callback',hObject,eventdata,guidata(hObject))
??? Error while evaluating uicontrol Callback
this might looks like easy one. but i am new to gui design. so please help. whats going on here in call back functions. please help me. Thank you.
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采纳的回答
Walter Roberson
2011-10-28
At the end of pushbutton1_Callback add the line
guidata(hObject, handles);
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