FORMEL_SQL release Candidate

app/TaskFlow/frmColumn_Detail.vb

@@ -100,6 +100,7 @@ Public Class frmColumn_Detail
                     LU_CAPTIONTextBox.Text,
                     CheckEditInheritValue.Checked,
                     FORMULA_EXPRESSIONTextBox.Text,
+                    FORMULA_SQLTextBox.Text,
                     GUIDTextBox.Text
                 )
                 tslblAenderungen.Visibility = DevExpress.XtraBars.BarItemVisibility.Always
@@ -224,4 +225,52 @@ Public Class frmColumn_Detail
         Dim dt As DataTable = DatabaseFallback.GetDatatableECM(oSQL)
         Return dt
     End Function
+
+    Private Sub SimpleButton4_Click(sender As Object, e As EventArgs) Handles SimpleButton4.Click
+        Dim oldSQL = FORMULA_SQLTextBox.Text
+        CURRENT_DESIGN_TYPE = "SQL_SOURCE_TABLE_COLUMN"
+        CURRENT_INDEX_ID = GUIDTextBox.Text
+        Dim oForm2 As New frmSQLEditor(LOGCONFIG, DatabaseECM) With {
+            .SQLCommand = FORMULA_SQLTextBox.Text,
+            .SQLConnection = 0
+         }
+        oForm2.ShowDialog()
+
+        If oForm2.DialogResult = DialogResult.OK Then
+            If oldSQL <> oForm2.SQLCommand Then
+                Dim oUpdate As String = $"Update TBPM_CONTROL_TABLE SET CHANGED_WHO = '{USER_USERNAME}', FORMULA_SQL = '{oForm2.SQLCommand.Replace("'", "''")}' 
+                , CONNECTION_ID = {oForm2.SQLConnection} WHERE GUID = {GUIDTextBox.Text}"
+                If DatabaseFallback.ExecuteNonQueryECM(oUpdate) = True Then
+                    tslblAenderungen.Visibility = DevExpress.XtraBars.BarItemVisibility.Always
+                    tslblAenderungen.Caption = "Changes saved - " & Now
+                    FORMULA_SQLTextBox.Text = oForm2.SQLCommand
+                Else
+                    MsgBox("Fehler beim Speichern des SQL Befehls. Bitte überprüfen Sie Ihre Eingabe und versuchen Sie es erneut.", MsgBoxStyle.Critical, "Fehler")
+                End If
+
+            End If
+        End If
+    End Sub
+
+    Private Sub FORMULA_EXPRESSIONTextBox_TextChanged(sender As Object, e As EventArgs) Handles FORMULA_EXPRESSIONTextBox.TextChanged, FORMULA_SQLTextBox.TextChanged
+        Dim oHasFormulaExpression As Boolean = FORMULA_EXPRESSIONTextBox.Text.Trim() <> String.Empty
+        Dim oHasFormulaSql As Boolean = FORMULA_SQLTextBox.Text.Trim() <> String.Empty
+
+        ' Entweder/Oder-Validierung: Beide gleichzeitig ist nicht erlaubt
+        If oHasFormulaExpression AndAlso oHasFormulaSql Then
+            MsgBox("Es darf nur FORMULA_EXPRESSION oder FORMULA_SQL gesetzt sein, nicht beides." & vbCrLf &
+                   "Bitte leeren Sie eines der beiden Felder.",
+                   MsgBoxStyle.Exclamation, "Ungültige Konfiguration")
+        End If
+
+        ' Wenn eine Formel gesetzt ist → ReadOnly aktivieren und sperren
+        If oHasFormulaExpression OrElse oHasFormulaSql Then
+            READ_ONLYCheckBox.Checked = True
+            'READ_ONLYCheckBox.Enabled = False
+        Else
+            READ_ONLYCheckBox.Checked = False
+        'READ_ONLYCheckBox.Enabled = True
+        End If
+
+    End Sub
 End Class