Lablgtk2 tricks
Here are some tricks useful when developing LAblgtk2 applications.
How to be aware when the cursor of a GText.buffer moved ?
You can connect a callback to the mark_set event of the buffer, and check that the mark set corresponds to the iter at position `INSERT.
Here is as example:
let f it _ = if it#equal (buffer#get_iter `INSERT) then do_something in
ignore(buffer#connect#mark_set f);
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