This small untility will allow one to change all the units on UIcontrols in a fig file. It will ask for the fig file name, change the field 'Units' in each UIcontrol in the fig file and overwrite the same fig file.
To use, download the following zip file to the some folder on your computer, unzip it to extract the 2 files in it.
make sure the Matlab path can see that folder.
Then from Matlab console, type
Any bugs found, please let me know and I will fix them.
Code listing