How to get a list of all AutoText files in the left pane

[win]

I saw in the code that there are subfunctions that locate the insertion point.

I think if I position the insertion point to the front of the second line, is it simpler and more stable? Because I want to add the phrase, always at the top, how to modify the code? I tried to modify the code but always got an error 
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My understanding of the smart dialog is not very deep, welcome to release the code of the smart dialog

By the way, change the insertion point to the second line begin