fixpopupuicontrol:

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   This function found on Mathworks website as a bug-fix for MATLAB 7.
   GUIs with pop-up menus would flash on the screen and bog down the CPU.
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   Form:
   fixpopupuicontrol(fig)
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   ------
   Inputs
   ------
   fig             (1)     Figure handle

   -------
   Outputs
   -------
   none

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   ORIGINAL HELP INFORMATION:

 fixpopupuicontrol is a helper function to fix a popup uicontrol bug.

 FIXPOPUPUICONTROL(FIG_HANDLE) takes a figure handle and reparents all the
 popupmenu uicontrols to uipanels to work around a rendering bug in the
 Unix library. This is necessary and works only on Unix and Mac and only
 if the figure is an older version than R14 default.

Children:

Common: General/IsVersionAfter
Common: General/IsVersionBefore