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+plotting/smart_figure.m

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+%SMART_FIGURE update figure without stealing focus
+% fig = plotting.smart_figure(varargin)
+%
+% **varargin        same inputs as for MATLAB's figure function
+% 
+% returns:
+% ++ fig            figure handle
+% 
+%   EXAMPLE:
+%       fig = plotting.smart_figure(1);
+%
+% see also: plotting.imagesc3D 
+
+%*-----------------------------------------------------------------------*
+%|                                                                       |
+%|  Except where otherwise noted, this work is licensed under a          |
+%|  Creative Commons Attribution-NonCommercial-ShareAlike 4.0            |
+%|  International (CC BY-NC-SA 4.0) license.                             |
+%|                                                                       |
+%|  Copyright (c) 2017 by Paul Scherrer Institute (http://www.psi.ch)    |
+%|                                                                       |
+%|       Author: CXS group, PSI                                          |
+%*-----------------------------------------------------------------------*
+% You may use this code with the following provisions:
+%
+% If the code is fully or partially redistributed, or rewritten in another
+%   computing language this notice should be included in the redistribution.
+%
+% If this code, or subfunctions or parts of it, is used for research in a 
+%   publication or if it is fully or partially rewritten for another 
+%   computing language the authors and institution should be acknowledged 
+%   in written form in the publication: “Data processing was carried out 
+%   using the “cSAXS matlab package” developed by the CXS group,
+%   Paul Scherrer Institut, Switzerland.” 
+%   Variations on the latter text can be incorporated upon discussion with 
+%   the CXS group if needed to more specifically reflect the use of the package 
+%   for the published work.
+%
+% A publication that focuses on describing features, or parameters, that
+%    are already existing in the code should be first discussed with the
+%    authors.
+%   
+% This code and subroutines are part of a continuous development, they 
+%    are provided “as they are” without guarantees or liability on part
+%    of PSI or the authors. It is the user responsibility to ensure its 
+%    proper use and the correctness of the results.
+
+
+function [varargout] = smart_figure(varargin)
+
+if nargin ~= 1
+    % use MATLAB's figure function for name-value pairs
+    fig = figure(varargin{:});
+else
+    try
+        % check if figure already exists and retrieve ID
+        id = varargin{1};
+        figList = get(groot, 'Children');
+        figID = find([figList==id]);
+        
+        % if the figure exists, set it as the current figure
+        if ~isempty(figID)
+            fig = figList(figID);
+            set(groot, 'CurrentFigure', fig)
+        else
+            % figure does not exist - create new one
+            fig = figure(id);
+        end
+    catch
+        % ... just in case
+        fig = figure(varargin{:});
+    end
+end
+
+% return figure handle if needed
+if nargout>0
+    varargout{1} = fig;
+end
+
+end
+
+