MATLAB SIMULINK 7 - GRAPHICAL USER INTERFACE Specifiche Scaricare il pdf (Pagina 163)

Example: Using the Modal Dialog to Confirm an Operation

4-43

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

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

9 After these comments, add the following code:

% Get the current position of the GUI from the handles structure

% to pass to the modal dialog.

pos_size = get(handles.figure1,'Position');

% Call modaldlg with the argument 'Position'.

user_response = modaldlg('Title','Confirm Close');

switch user_response

case {'No'}

% take no action

case 'Yes'

% Prepare to close GUI application window

% .

delete(handles.figure1)

end

Running the GUI with the Close Button

Run the GUI with the Close button by clicking the Run button on the Layout

Editor toolbar. The GUI appears as in the following figure:

When you click the

Close button on the GUI, the modal dialog appears as

shown in the following figure:

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MATLAB SIMULINK 7 - GRAPHICAL USER INTERFACE Specifiche Pagina 163