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read tree Herarchy fron file

I write a tree herarchy  with itemtag, item string and indent level to a spread sheet , now I am unable to read the same file to create a hierarchy in tree control .  how can I read the file to create a tree in front panel
 
Thanks in advance
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You have to know how the items in the file belong together. So basically you have to write at least the parent node too.
If you read the file, you then should be able to build the tree.
 
This is how I would do it - just a general approach.
 
Thomas
Using LV8.0
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