Interfacing function
eng

##
ISELECT_f

### File content

    function [x,y,typ]=ISELECT_f(job,arg1,arg2)
    // Copyright INRIA
    x=[];y=[];typ=[]
    select job
    case 'plot' then
      standard_draw(arg1)
    case 'getinputs' then
      [x,y,typ]=standard_inputs(arg1)
    case 'getoutputs' then
      [x,y,typ]=standard_outputs(arg1)
    case 'getorigin' then
      [x,y]=standard_origin(arg1)
    case 'set' then
      x=arg1;
      graphics=arg1.graphics;exprs=graphics.exprs
      model=arg1.model;
      while %t do
        [ok,nout,z0,exprs]=getvalue('Set parameters',..
    	['number of outputs';'initial connected output'],..
    	list('vec',1,'vec',1),exprs)
        if ~ok then break,end
        if z0>nout|z0<=0 then
          message('initial connected input is not a valid input port number')
        else
          [model,graphics,ok]=check_io(model,graphics,-1,-ones(nout,1),ones(nout,1),[])
          if ok then
    	graphics.exprs=exprs;
    	model.dstate=z0-1,
    	x.graphics=graphics;x.model=model
    	break
          end
        end
      end
    case 'define' then
      z0=0
      out=[-1;-1]
      nout=2
      model=scicos_model()
      model.sim=list('selector',2)
      model.in=-1
      model.out=out
      model.evtin=ones(out)
      model.dstate=z0
      model.blocktype='c'
      model.dep_ut=[%t %f]

      exprs=[string(nout);string(z0+1)]
      gr_i=['xstringb(orig(1),orig(2),''Selector'',sz(1),sz(2),''fill'');']
      x=standard_define([2 2],model,exprs,gr_i)
    end
    endfunction