[Gambas-user] DataSource

[Fabien Bodard]

My question is just about the ability to edit data if I use a filter on the
datasource.

Le lun. 23 nov. 2020 à 09:39, Martin <mbelmonte at belmotek.net> a écrit :

> Hi,
>
> I don't usually use the db.form component but maybe you could use the
> "filter" property to restrict to a single record and then
> Datasource.Filter = DB.Subst ("prenom = & 1", martin)
> If you have a test project to take a look maybe I can think of something
> else.
>
> Anyway this can help too
>
>
> Public Sub Form_Open()
>
>   Dim f As ResultField
>   Dim res As Result
>
>   res = db.Current.Exec("SELECT * FROM tutabla WHERE id='3'")
>
>   If res Then
>     If res.Fields.Exist("tucampo") Then
>       Print res.Fields["tucampo"]
>     Endif
>   Endif
>
> End
>
> Martin
> On 22/11/20 22:59, Fabien Bodard wrote:
>
> I need help..
>
> I want my datasource reach a given line given one field and not a line
> index... how can I achieve that quickly ... Actually I'm doing it by a
> Force and stupid way.
>
>
> Static Private reference As String
>
> Public Sub Run(Value As String)
>
>   reference = Value
>   FClientEdit.Showmodal
>
> End
>
> Public Sub Form_Open()
>
>   Dim i As Integer
>   Dim aGeo As String[]
>
> '----- HERE HOW TO FIND LINE :-/ --------------
>   DataSource1.MoveFirst
>   For i = 0 To DataSource1.Count - 1
>     If DataSource1["reference"] = reference Then Break
>     DataSource1.MoveNext
>   Next
> '-------------------------------------------
>
>   Me.Text = DataSource1["reference"] & " - " & DataSource1["nom"] & "
> " & DataSource1["prenom"]
>
>   If Not DataSource1!geo Then
>     MapView1.Enabled = False
>   Else
>     MapView1.Map.AddTile("OpenStreetMap","http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png" <http://%7Bs%7D.tile.openstreetmap.org/%7Bz%7D/%7Bx%7D/%7By%7D.png>, Null).Copyright =
> "© OpenStreetMap " & ("contributors")
>     MapView1.Map.Zoom = 12
>     MapView1.Map.AddShape("clients")
>     aGeo = Split(DataSource1!geo, " ")
>     MapView1.Map.Center = MapPoint(aGeo[0], aGeo[1])
>     MapView1.Map["clients"].AddPoint(DataSource1!reference,
> MapPoint(aGeo[0], aGeo[1]))
>   Endif
>
> End
>
>
>
>
>
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>
>
> ----[ http://gambaswiki.org/wiki/doc/netiquette ]----
>
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