[Gambas-user] TreeView.ToolTip a nice-to-have

Rolf-Werner Eilert rwe-sse at osnanet.de
Mon Jul 12 13:16:06 CEST 2021

Am 12.07.21 um 12:31 schrieb Bruce Steers:
> On Mon, 12 Jul 2021 at 10:31, Rolf-Werner Eilert <rwe-sse at osnanet.de 
> <mailto:rwe-sse at osnanet.de>> wrote:
>     Just stumbled over this one: There is no
>              TreeView.Current.ToolTip
>     or
>              TreeView[theKey].ToolTip
>     right?
>     Would be a nice thing to have though. Thunderbird (as an example) makes
>     use of it, showing mail dirs containing unread messages in bold or
>     bold+blue AND showing the latest new messages contained in a tooltip.
>     There is an application of mine which would be happy to have such a
>     thing.So, Benoit, if one day you are absolutely failing to find
>     anything
>     you could improve in Gambas... :)
>     Regards
>     Rolf
> should be fairly easy to make this for your app.
> Enabling TreeView1.Tracking, using the TreeView1_MouseMove() event, 
> TreeView1.FindChild() and Balloon()
> (and possibly a Timer to make things smoother)
> BruceS

First result: I am confused :)

FindChild() offers properties: There is actually .ToolTip (!) and .Tag, 
but it has neither .Key nor .Text

How should I find out which child the mouse points at if not using

Treeview.FindChild(Mouse.X, Mouse.Y).Key  ??



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