update 20260522

Tool_API_Dokumentgenerator/Form1.cs

@@ -77,13 +77,16 @@ namespace Tool_API_Dokumentgenerator
             Import_sf_Excel(datapath+txtexcelinput.Text, selected_sheetname, ref importdata);
             DataView dv = new DataView(importdata ); dv.Sort = txtspalten.Text.Replace(";", ",");
             importdata.DefaultView.Sort = txtspalten.Text.Replace(";", ",");
-
+            progressBarAdv1.Visible = true;
             string oldkey = "";
             int counter = 0;
-            
+            progressBarAdv1.Minimum = 0;
+            progressBarAdv1.Maximum = dv.Count;
+            progressBarAdv1.Value = 0;
+            System.Windows.Forms.Application.DoEvents();
             foreach (DataRowView rowView in dv)
             {
-                
+                progressBarAdv1.Value++;
                 DataRow row = rowView.Row;
                 if (oldkey != row[txtdokumenttrenner.Text].ToString())
                 {
@@ -201,6 +204,7 @@ namespace Tool_API_Dokumentgenerator
                     }
                 }
             }
+            progressBarAdv1.Visible = false;
         }
         private void Import_sf_Excel(string filename, string sheetname, ref System.Data.DataTable importdata)
         {