qpause.m

机器人控制仿真程序一书的所有源代码

function qpause
% QPAUSE Used instead of PAUSE to allow graph window to remain active
%        inside an M file.  QPAUSE also makes sure to prompt user to
%        exit shaping environment before proceeding

% Author: Craig Borghesani
% 8/23/94
% Copyright (c) 1995-98 by The MathWorks, Inc.
%       $Revision: 1.4 $

x = 1;
datal = 37;
while datal == 37,

% special pause that allows use of handle graphics while in a script file
 while ~isempty(x),
  x = input(' ');
 end

% software 'catch' to make sure that user has exited from shaping environment
 chil = get(0,'children');
 if length(chil),
  for k = 1:length(chil),
   data = get(chil(k),'userdata');
   datal = length(data);
   if datal == 37,
    disp('Please exit from the shaping environment first');
    x = 1;
    break;
   end
  end
 else
  datal = 0;
 end

end