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Prevent node from being dropped over root

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Anis
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Anis asked on 19 Jan 2012, 10:39 PM
In my treeview control i have a root directory and is there anyway to prevent a child node in the root from being drapped outside the root node.

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King Wilder
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answered on 03 May 2012, 06:20 PM
This is answered in the documentation.

TreeView --> Events --> Drag event

I hope this helps.
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Vincent
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answered on 29 Mar 2016, 07:58 PM

This doesn't show how to prevent from dropping on the TOP Root Node. So for example, 

Root

     Child

      Child

 

NEW but Not wanted Tree structure:

Root

    CHILD

    CHILD 

CHILD

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Daniel
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answered on 04 Apr 2016, 06:41 AM
Hello,

Please check this example which demonstrates the scenario. In general you can use the treeview drag and drop events to restrict the treeview drag and drop behavior. 

Regards,
Daniel
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Vincent
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answered on 04 Apr 2016, 12:32 PM
Thanks Daniel. I think the code you gave is what is needed because I couldn't determine what was a root node but your example shows it. Thank you.
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King Wilder
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Vincent
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Daniel
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