Windows: Add cursor waiting

Elwig/App.xaml.cs

@@ -137,11 +137,6 @@ namespace Elwig {
             base.OnStartup(evt);
         }
 
-        protected override void OnExit(ExitEventArgs evt) {
-            Utils.RunBackground("PDF Close", () => Documents.Pdf.Close());
-            base.OnExit(evt);
-        }
-
         private void PrintingReadyChanged() {
             Dispatcher.BeginInvoke(OnPrintingReadyChanged, new EventArgs());
         }

Elwig/Documents/BusinessDocument.cshtml

@@ -2,7 +2,7 @@
 @inherits TemplatePage<Elwig.Documents.BusinessDocument>
 @model Elwig.Documents.BusinessDocument
 @{ Layout = "Document"; }
-
+<link rel="stylesheet" href="file:///@Raw(Model.DataPath)\resources\style-businessdocument.css" />
 <div class="info-wrapper">
     <div class="address-wrapper">
         <div class="sender">
@@ -15,6 +15,4 @@
     </div>
     <aside>@Raw(Model.Aside)</aside>
 </div>
-<main>
-    @RenderBody()
-</main>
+@RenderBody()

Elwig/Documents/BusinessDocument.cshtml.cs

@@ -13,7 +13,7 @@ namespace Elwig.Documents {
             Location = App.BranchName;
             IncludeSender = includeSender;
             var uid = (m.UstIdNr ?? "-") + (m.IsBuchführend ? "" : " <i>(pauschaliert)</i>");
-            Aside = $"<table><colgroup><col span='1' style='width: 2.25cm;'/><col span='1' style='width: 100%;'/></colgroup>" +
+            Aside = $"<table><colgroup><col span='1' style='width: 22.5mm;'/><col span='1' style='width: 42.5mm;'/></colgroup>" +
                 $"<thead><tr><th colspan='2'>Mitglied</th></tr></thead><tbody>" +
                 $"<tr><th>Mitglieds-Nr.</th><td>{m.MgNr}</td></tr>" +
                 $"<tr><th>Betriebs-Nr.</th><td>{m.LfbisNr}</td></tr>" +

Elwig/Documents/BusinessLetter.cshtml

@@ -2,7 +2,8 @@
 @inherits TemplatePage<Elwig.Documents.BusinessLetter>
 @model Elwig.Documents.BusinessLetter
 @{ Layout = "BusinessDocument"; }
-
+<main>
 <p>Sehr geehrtes Mitglied,</p>
 <p>nein.</p>
 <p>Mit freundlichen Grüßen<br/>Ihre Winzergenossenschaft</p>
+</main>

Elwig/Documents/DeliveryNote.cshtml

@@ -2,7 +2,8 @@
 @inherits TemplatePage<Elwig.Documents.DeliveryNote>
 @model Elwig.Documents.DeliveryNote
 @{ Layout = "BusinessDocument"; }
-
+<link rel="stylesheet" href="file:///@Raw(Model.DataPath)\resources\style-deliverynote.css" />
+<main>
 <div class="date">@Model.Location, am @($"{Model.Date:dd.MM.yyyy}")</div>
 <h1>@Model.Title</h1>
 @{
@@ -11,38 +12,49 @@
 <script>
     document.addEventListener("DOMContentLoaded", () => {
         const hidden = document.getElementsByClassName("hidden")[0];
-        const bottom = hidden.offsetTop + hidden.offsetHeight;
-        const cm = bottom * 2.54 / 96 * window.devicePixelRatio;
+        const table = document.getElementsByClassName("delivery")[0];
+        const stats = document.getElementById("delivery-stats");
+        const mm = px2mm(0, hidden.offsetTop + hidden.offsetHeight);
+        const heightTable = px2mm(table.offsetTop, hidden.offsetTop + hidden.offsetHeight);
 
-        if (cm > 25.75) {
-            // force page break
-            const table = document.getElementsByClassName("delivery")[0];
+        if (mm >= heightA4 - heightFooter) {
+            if (heightTable + 10 >= heightMain) {
+                // force page break in table
+                const tblOff = px2mm(0, table.offsetTop);
+                let last = null;
+                for (const tr of table.getElementsByTagName("tr")) {
+                    if (!tr.classList.contains("main")) continue;
+                    const mm2 = tblOff + px2mm(0, tr.offsetTop);
+                    if (mm2 >= heightA4 - heightFooter) {
+                        last.classList.add("page-break");
+                        break;
+                    }
+                    last = tr;
+                }
+            } else {
+                // force page break
+                const hr = document.createElement("hr");
+                hr.classList.add("page-break");
+                table.before(hr);
 
-            const hr = document.createElement("hr");
-            hr.classList.add("page-break");
-            table.before(hr);
-
-            const stats = document.getElementById("delivery-stats");
-            stats.getElementsByTagName("table")[0].classList.add("expanded");
-            hr.before(stats);
-
-            const p = document.createElement("p");
-            p.innerText = "Siehe nächste Seite."
-            stats.before(p);
+                const p = document.createElement("p");
+                p.innerText = "Siehe nächste Seite."
+                hr.before(p);
+            }
         }
     });
 </script>
 <table class="delivery">
     <colgroup>
-        <col style="width: 1cm;"/>
-        <col style="width: 25%;"/>
-        <col style="width: 25%;"/>
-        <col style="width: 25%;"/>
-        <col style="width: 25%;"/>
-        <col style="width: 3cm;"/>
-        <col style="width: 1.25cm;"/>
-        <col style="width: 1.25cm;"/>
-        <col style="width: 1.5cm;"/>
+        <col style="width: 10.00mm;"/>
+        <col style="width: 21.25mm;"/>
+        <col style="width: 21.25mm;"/>
+        <col style="width: 21.25mm;"/>
+        <col style="width: 21.25mm;"/>
+        <col style="width: 30.00mm;"/>
+        <col style="width: 12.50mm;"/>
+        <col style="width: 12.50mm;"/>
+        <col style="width: 15.00mm;"/>
     </colgroup>
     <thead>
         <tr>
@@ -105,13 +117,13 @@
     <div id="delivery-stats">
         <table class="delivery-stats">
             <colgroup>
-                <col style="width: 100%;"/>
-                <col style="width: 2cm;"/>
-                <col style="width: 2cm;"/>
-                <col style="width: 2cm;"/>
-                <col style="width: 2cm;"/>
-                <col style="width: 2cm;"/>
-                <col style="width: 2cm;"/>
+                <col style="width: 45mm;"/>
+                <col style="width: 20mm;"/>
+                <col style="width: 20mm;"/>
+                <col style="width: 20mm;"/>
+                <col style="width: 20mm;"/>
+                <col style="width: 20mm;"/>
+                <col style="width: 20mm;"/>
             </colgroup>
             <thead>
                 <tr>
@@ -152,6 +164,7 @@
         </table>
     </div>
 }
+</main>
 @for (int i = 0; i < 2; i++) {
     <div class="@(i == 0 ? "hidden" : "bottom")">
         @if (Model.Text != null) {

Elwig/Documents/Document.cshtml

@@ -1,26 +1,29 @@
 @using RazorLight
 @inherits TemplatePage<Elwig.Documents.Document>
 @model Elwig.Documents.Document
-
 <!DOCTYPE html>
 <html lang="de-AT">
 <head>
     <title>@Model.Title</title>
+    <meta name="author" value="@Model.Author"/>
     <meta charset="UTF-8"/>
     <script>
-        window.PagedConfig = { auto: false };
-        if (!navigator.webdriver) {
-            window.addEventListener("beforeprint", async () => { await window.PagedPolyfill.preview(); });
-            window.addEventListener("afterprint", () => { location.reload(); });
+        const heightA4 = 297, widhtA4 = 210, heightFooter = 35, heightHeader = 25;
+        const heightMain = heightA4 - heightFooter - heightHeader;
+        function px2mm(px1, px2) {
+            return (px2 - px1 + 1) * 2.54 / 96 * window.devicePixelRatio * 10;
         }
     </script>
-    <script src="@Raw(Model.DataPath)\resources\paged.polyfill.js"></script>
-    <link rel="stylesheet" href="@Raw(Model.DataPath)\resources\style.css" />
+    <link rel="stylesheet" href="file:///@Raw(Model.DataPath)\resources\style.css"/>
+    <link rel="stylesheet" href="file:///@Raw(Model.DataPath)\resources\style-page.css"/>
 </head>
 <body>
     <div class="m1"></div>
     <div class="m2"></div>
     <div class="m3"></div>
+    <div class="m1 r"></div>
+    <div class="m2 r"></div>
+    <div class="m3 r"></div>
     <div class="footer-wrapper">
         <div class="pre-footer">
             <span class="date">@($"{Model.Date:dddd, d. MMMM yyyy}")</span>

Elwig/Documents/Document.cshtml.cs

@@ -2,17 +2,28 @@ using System;
 using System.Threading.Tasks;
 using System.IO;
 using Elwig.Helpers;
+using System.Text;
 
 namespace Elwig.Documents {
     public abstract class Document : IDisposable {
 
         private TempFile? PdfFile = null;
 
+        public string DataPath;
+        public int CurrentNextSeason;
+        public string? DocumentId;
+        public string Title;
+        public string Author;
+        public string Header;
+        public string Footer;
+        public DateTime Date;
+
         public Document(string title) {
             var c = App.Client;
             DataPath = App.DataPath;
             CurrentNextSeason = Utils.CurrentNextSeason;
             Title = title;
+            Author = App.Client.NameFull;
             Header = $"<h1>{c.Name}</h1>";
             Footer = Utils.GenerateFooter("<br/>", " \u00b7 ")
                 .Item(c.NameFull).NextLine()
@@ -33,15 +44,7 @@ namespace Elwig.Documents {
             GC.SuppressFinalize(this);
         }
 
-        public string DataPath { get; set; }
-        public int CurrentNextSeason { get; set; }
-        public string Title { get; set; }
-        public string Header { get; set; }
-        public string Footer { get; set; }
-        public DateTime Date { get; set; }
-        public string? DocumentId { get; set; }
-
-        private async Task<string> Render() {
+        private Task<string> Render() {
             string name;
             if (this is BusinessLetter) {
                 name = "BusinessLetter";
@@ -50,16 +53,19 @@ namespace Elwig.Documents {
             } else {
                 throw new InvalidOperationException("Invalid document object");
             }
-            return await Html.CompileRenderAsync(name, this);
+            return Render(name);
+        }
+
+        private Task<string> Render(string name) {
+            return Html.CompileRenderAsync(name, this);
         }
 
         public async Task Generate() {
             var pdf = new TempFile("pdf");
             using (var tmpHtml = new TempFile("html")) {
-                await File.WriteAllTextAsync(tmpHtml.FilePath, await Render());
+                await File.WriteAllTextAsync(tmpHtml.FilePath, await Render(), Encoding.UTF8);
                 await Pdf.Convert(tmpHtml.FilePath, pdf.FilePath);
             }
-            Pdf.UpdateMetadata(pdf.FilePath, Title, App.Client.NameFull);
             PdfFile = pdf;
         }
 

Elwig/Documents/Pdf.cs

@@ -1,64 +1,45 @@
-using System;
 using System.Threading.Tasks;
-using System.Windows;
-using PdfSharp.Pdf.IO;
-using PuppeteerSharp;
 using Elwig.Helpers;
 using Elwig.Windows;
 using System.Diagnostics;
+using Balbarak.WeasyPrint;
+using System;
+using System.IO;
 
 namespace Elwig.Documents {
     public static class Pdf {
 
-        private static readonly string Chromium = @"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe";
         private static readonly string PdfToPrinter = App.ExePath + "PDFtoPrinter.exe";
-        private static IBrowser? Browser = null;
-        public static bool IsReady => Browser != null;
+        private static readonly FilesManager WeasyPrintManager = new();
+        private static string? WeasyPrintPython = null;
+        private static string? WeasyPrintDir => WeasyPrintManager.FolderPath;
+        public static bool IsReady => WeasyPrintPython != null && WeasyPrintDir != null;
 
         public static async Task Init(Action evtHandler) {
-            Browser = await Puppeteer.LaunchAsync(new LaunchOptions {
-                Headless = true,
-                ExecutablePath = Chromium,
-                // paged.js uses XHRs to load styles, so this is needed
-                Args = new[] { "--allow-file-access-from-files" },
-            });
+            if (!WeasyPrintManager.IsFilesExsited()) {
+                await WeasyPrintManager.InitFilesAsync();
+            }
+            WeasyPrintPython = Path.Combine(WeasyPrintManager.FolderPath, "python.exe");
             evtHandler();
         }
 
-        public static async Task Close() {
-            if (Browser == null) return;
-            await Browser.CloseAsync();
-            Browser = null;
-        }
-
         public static async Task Convert(string htmlPath, string pdfPath) {
-            if (Browser == null) throw new InvalidOperationException("The puppeteer engine has not been initialized yet");
-            using var page = await Browser.NewPageAsync();
-            page.Console += OnConsole;
-            await page.GoToAsync($"file://{htmlPath}");
-            await page.EvaluateFunctionAsync("async () => { await window.PagedPolyfill.preview(); }");
-            await page.PdfAsync(pdfPath, new() {
-                PreferCSSPageSize = true,
-                //Format = PaperFormat.A4,
-                DisplayHeaderFooter = false,
-                MarginOptions = new() {
-                    Top = "0mm",
-                    Right = "0mm",
-                    Bottom = "0mm",
-                    Left = "0mm",
-                },
-            });
-        }
-
-        private static void OnConsole(object? sender, ConsoleEventArgs e) {
-            MessageBox.Show(e.Message.Text);
-        }
-
-        public static void UpdateMetadata(string path, string title, string author) {
-            using var doc = PdfReader.Open(path);
-            doc.Info.Title = title;
-            doc.Info.Author = author;
-            doc.Save(path);
+            var p = new Process() { StartInfo = new() {
+                FileName = WeasyPrintPython,
+                CreateNoWindow = true,
+                WorkingDirectory = WeasyPrintDir,
+                RedirectStandardError = true,
+            } };
+            p.StartInfo.EnvironmentVariables["PATH"] = "Scripts;gtk3;" + Environment.GetEnvironmentVariable("PATH");
+            p.StartInfo.ArgumentList.Add("scripts/weasyprint.exe");
+            p.StartInfo.ArgumentList.Add("-e");
+            p.StartInfo.ArgumentList.Add("utf8");
+            p.StartInfo.ArgumentList.Add(htmlPath);
+            p.StartInfo.ArgumentList.Add(pdfPath);
+            p.Start();
+            await p.WaitForExitAsync();
+            var stderr = await p.StandardError.ReadToEndAsync();
+            if (p.ExitCode != 0) throw new Exception(stderr);
         }
 
         public static void Show(TempFile file, string title) {

Elwig/Documents/style-businessdocument.css

@@ -0,0 +1,146 @@
+
+header, .address-wrapper, aside, main {
+    overflow: hidden;
+}
+
+header {
+    height: 45mm;
+    padding: 5mm;
+    position: absolute;
+    top: -25mm;
+    left: 0;
+    right: 0;
+    text-align: center;
+}
+
+header h1 {
+    font-size: 18pt;
+    margin-top: 10mm;
+}
+
+.spacing {
+    height: 20mm;
+}
+
+.info-wrapper {
+    width: 100%;
+    height: 45mm;
+    margin: 0 0 2mm 0;
+    position: relative;
+}
+
+.address-wrapper {
+    height: 45mm;
+    width: 85mm;
+    margin: 0;
+    padding: 5mm;
+    position: absolute;
+    left: -5mm;
+    top: 0;
+}
+
+.address-wrapper .sender {
+    height: 4em;
+    font-size: 8pt;
+    padding: 1em 0;
+}
+
+address {
+    height: 5em;
+    white-space: pre-line;
+    font-size: 12pt;
+    font-style: normal;
+}
+
+aside {
+    height: 40mm;
+    width: 75mm;
+    margin: 0;
+    position: absolute;
+    left: 100mm;
+    top: 5mm;
+}
+
+aside table {
+    border-collapse: collapse;
+    border: 0.5pt solid #808080;
+    width: 65mm;
+    margin-right: 10mm;
+}
+
+aside table thead:not(:first-child) tr {
+    border-top: 0.5pt solid #808080;
+}
+
+aside table thead th {
+    background-color: #E0E0E0;
+    font-size: 10pt;
+}
+
+aside table tbody th,
+aside table tbody td {
+    text-align: left;
+    font-size: 10pt;
+}
+
+aside table tbody th {
+    font-weight: normal;
+}
+
+main {
+    margin: 2em 0 1em 0;
+}
+
+main > *:first-child {
+    margin-top: 0;
+}
+
+.main-wrapper h1, .main-wrapper p {
+    font-size: 12pt;
+    margin: 1em 0;
+    text-align: justify;
+}
+
+.main-wrapper p {
+    widows: 3;
+    orphans: 3;
+    hyphens: manual;
+}
+
+.main-wrapper .date {
+    margin-bottom: 2em;
+    text-align: right;
+}
+
+.main-wrapper h1 {
+    margin-bottom: 2em;
+}
+
+.main-wrapper p.comment {
+    font-size: 10pt;
+}
+
+.main-wrapper .hidden {
+    break-before: avoid;
+}
+
+.main-wrapper .bottom {
+    bottom: 0;
+    position: absolute;
+    width: 165mm;
+}
+
+.main-wrapper .signatures {
+    width: 100%;
+    display: flex;
+    justify-content: space-around;
+    margin: 20mm 0 2mm 0;
+}
+
+.main-wrapper .signatures > * {
+    width: 50mm;
+    border-top: 0.5pt solid black;
+    padding-top: 1mm;
+    text-align: center;
+    font-size: 10pt;
+}

Elwig/Documents/style-deliverynote.css

@@ -0,0 +1,95 @@
+
+table.delivery {
+    margin-bottom: 5mm;
+}
+
+table.delivery tr:not(.main) {
+    break-before: avoid;
+}
+
+table.delivery th {
+    font-weight: normal;
+    font-style: italic;
+    font-size: 10pt;
+}
+
+table.delivery th.main {
+    text-align: left;
+}
+
+table.delivery tr.main td {
+    font-weight: bold;
+    padding-top: 2mm;
+}
+
+table.delivery tbody tr:not(.main) td {
+    font-size: 8pt;
+}
+
+table.delivery tr.tight:not(.first) td {
+    padding-top: 0;
+    padding-bottom: 0;
+}
+
+table.delivery tr.tight.first td {
+    padding-bottom: 0;
+}
+
+/* FIXME update version of WeasyPrint
+table.delivery tr.tight:has(+ tr:not(.tight)) td {
+padding-bottom: 0.5mm !important;
+}
+*/
+
+table.delivery tr.sum {
+    border-top: 0.5pt solid black;
+    break-before: avoid;
+}
+
+table.delivery tr.sum td {
+    padding-top: 1mm;
+}
+
+table.delivery-stats {
+    font-size: 8pt;
+    break-inside: avoid;
+    break-after: avoid;
+}
+
+table.delivery-stats.expanded th,
+table.delivery-stats.expanded td {
+    padding: 0.25mm 0;
+}
+
+table.delivery-stats:not(.expanded) th,
+table.delivery-stats:not(.expanded) td {
+    padding: 0.125mm 0;
+}
+
+table.delivery-stats:not(.expanded) tr.optional {
+    display: none;
+}
+
+table.delivery-stats thead th {
+    font-weight: normal;
+    font-style: italic;
+    text-align: right;
+}
+
+table.delivery-stats thead th:first-child {
+    text-align: left;
+}
+
+table.delivery-stats.expanded tbody {
+    font-size: 10pt;
+}
+
+table.delivery-stats td {
+    text-align: right;
+}
+
+table.delivery-stats tbody th {
+    font-weight: normal;
+    font-style: italic;
+    text-align: left;
+}

Elwig/Documents/style-page.css

@@ -0,0 +1,71 @@
+
+.m1, .m2, .m3 {
+    height: 0;
+    width: 10mm;
+    position: fixed;
+    left: -25mm;
+    border-top: 0.5pt solid black;
+}
+.m1.r, .m2.r, .m3.r {
+    left: initial;
+    right: -20mm;
+}
+.m1 {top: 80mm;}
+.m2 {top: 123.5mm;}
+.m3 {top: 185mm;}
+
+.page-break {
+    break-before: page;
+}
+hr.page-break {
+    display: none;
+}
+
+@page {
+    size: A4;
+    margin: 25mm 20mm 35mm 25mm;
+
+    @bottom-center {
+        content: element(page-footer);
+    }
+}
+
+@media screen {
+    body, header, .footer-wrapper {
+        width: 210mm;
+    }
+
+    header, .address-wrapper, aside, main {
+        border: 1px solid lightgray;
+    }
+
+    .m1, .m2, .m3 {
+        display: none;
+    }
+
+    header {
+        top: 0;
+    }
+
+    .spacing {
+        height: 45mm;
+    }
+
+    .main-wrapper {
+        margin: 0 20mm 40mm 25mm;
+    }
+
+    .footer-wrapper {
+        position: fixed;
+        bottom: 0;
+        left: 0;
+        right: 0;
+        background: white;
+    }
+}
+
+@media print {
+    .page::after {
+        content: "Seite " counter(page) " von " counter(pages) !important;
+    }
+}

Elwig/Documents/style.css

@@ -12,75 +12,10 @@ body {
     margin: 0;
 }
 
-.m1, .m2, .m3 {
-    height: 0;
-    width: 1cm;
-    position: fixed;
-    left: 0;
-    border-top: 1pt solid black;
-}
-
-.m1 {top: 105mm;}
-.m2 {top: 148.5mm;}
-.m3 {top: 210mm;}
-
-header, .address-wrapper, aside, main {
-    overflow: hidden;
-}
-
-header {
-    height: 45mm;
-    padding: 5mm;
-    position: absolute;
-    top: -25mm;
-    left: 0;
-    right: 0;
-    text-align: center;
-}
-
-header h1{
-    font-size: 18pt;
-    margin-top: 1cm;
-}
-
-.spacing {
-    height: 20mm;
-}
-
-.info-wrapper {
+table {
     width: 100%;
-    height: 45mm;
-    margin: 0 0 8.46mm 0;
-    position: relative;
-}
-
-.address-wrapper {
-    height: 45mm;
-    width: 85mm;
-    margin: 0;
-    padding: 5mm;
-    position: absolute;
-    left: 20mm;
-    top: 0;
-    display: flex;
-    flex-direction: column;
-    justify-content: flex-end;
-}
-
-.address-wrapper .sender {
-    flex: 17.7mm 1 1;
-    font-size: 8pt;
-    display: flex;
-    flex-direction: column;
-    justify-content: flex-end;
-    padding-bottom: 2mm;
-}
-
-address {
-    flex: 27.3mm 1 1;
-    white-space: pre-line;
-    font-size: 12pt;
-    font-style: normal;
+    border-collapse: collapse;
+    table-layout: fixed;
 }
 
 table td,
@@ -88,90 +23,23 @@ table th {
     padding: 0.5mm 1mm;
 }
 
-aside {
-    height: 40mm;
-    width: 75mm;
-    margin: 0;
-    position: absolute;
-    left: 125mm;
-    top: 5mm;
-}
-
-aside table {
-    border-collapse: collapse;
-    border: 1pt solid #808080;
-    width: calc(100% - 1cm);
-    margin-right: 1cm;
-}
-
-aside table thead:not(:first-child) tr {
-    border-top: 1pt solid #808080;
-}
-
-aside table thead th {
-    background-color: #E0E0E0;
-    font-size: 10pt;
-}
-
-aside table tbody th,
-aside table tbody td {
-    text-align: left;
-    font-size: 10pt;
-}
-
-aside table tbody th {
-    font-weight: normal;
-}
-
-main {
-    margin: 8.46mm 20mm 4.23mm 25mm;
-}
-
-main :first-child {
-    margin-top: 0;
-}
-
-main h1, main p {
-    font-size: 12pt;
-    margin: 1em 0;
-    text-align: justify;
-}
-
-main p {
-    widows: 3;
-    orphans: 3;
-    hyphens: auto;
-}
-
-main .date {
-    margin-bottom: 2em;
-    text-align: right;
-}
-
-main h1 {
-    margin-bottom: 2em;
-}
-
-main p.comment {
-    font-size: 10pt;
+table th {
+    text-align: center;
 }
 
 .footer-wrapper {
-    padding: 0 20mm 0 25mm;
     position: running(page-footer);
-    bottom: 0;
-    left: 0;
-    right: 0;
+    width: 165mm;
 }
 
 .pre-footer {
-    margin: 4.23mm 0;
+    margin: 1em 0;
     font-size: 10pt;
-    display: flex;
 }
 
 .pre-footer > * {
-    flex: 5cm 1 1;
+    display: inline-block;
+    width: 33%;
 }
 
 .pre-footer .date {
@@ -185,183 +53,27 @@ main p.comment {
 
 .pre-footer .page {
     text-align: right;
+    float: right;
 }
 
-.pre-fotter .page::after {
+.pre-footer .page::after {
     content: "Seite 1 von 1";
 }
 
 footer {
     font-size: 10pt;
-    border-top: 1pt solid black;
+    border-top: 0.5pt solid black;
     height: 25mm;
     padding-top: 1mm;
     text-align: center;
 }
 
-table {
-    width: 100%;
-    border-collapse: collapse;
-    table-layout: fixed;
-}
-
-table.delivery {
-    margin-bottom: 5mm;
-}
-
-table.delivery th {
-    font-weight: normal;
-    font-style: italic;
-    font-size: 10pt;
-}
-
-table.delivery th.main {
-    text-align: left;
-}
-
-table.delivery tr.main td {
-    font-weight: bold;
-    padding-top: 2mm;
-}
-
-table.delivery tbody tr:not(.main) td {
-    font-size: 8pt;
-}
-
-table.delivery tr.tight:not(.first) td {
-    padding-top: 0;
-    padding-bottom: 0;
-}
-
-table.delivery tr.tight.first td {
-    padding-bottom: 0;
-}
-
-table.delivery tr.tight:has(+ tr:not(.tight)) td {
-    padding-bottom: 0.5mm !important;
-}
-
-table.delivery tr.sum {
-    border-top: 1pt solid black;
-}
-
-table.delivery tr.sum td {
-    padding-top: 1mm;
-}
-
-table.delivery-stats {
-    font-size: 8pt;
-}
-
-table.delivery-stats.expanded th,
-table.delivery-stats.expanded td {
-    padding: 0.25mm 0;
-}
-
-table.delivery-stats:not(.expanded) th,
-table.delivery-stats:not(.expanded) td {
-    padding: 0.125mm 0;
-}
-
-table.delivery-stats:not(.expanded) tr.optional {
-    display: none;
-}
-
-table.delivery-stats thead th {
-    font-weight: normal;
-    font-style: italic;
-    text-align: right;
-}
-
-table.delivery-stats thead th:first-child {
-    text-align: left;
-}
-
-table.delivery-stats.expanded tbody {
-    font-size: 10pt;
-}
-
-table.delivery-stats td {
-    text-align: right;
-}
-
-table.delivery-stats tbody th {
-    font-weight: normal;
-    font-style: italic;
-    text-align: left;
-}
-
 .hidden {
     visibility: hidden;
 }
 
-main .bottom {
-    bottom: 0;
-    position: absolute;
-    width: calc(100% - 25mm - 20mm);
-}
-
-main .signatures {
-    width: 100%;
-    display: flex;
-    justify-content: space-around;
-    margin: 20mm 0 2mm 0;
-}
-
-main .signatures > * {
-    width: 5cm;
-    border-top: 1pt solid black;
-    padding-top: 1mm;
-    text-align: center;
-    font-size: 10pt;
-}
-
 hr {
     border: none;
-    border-top: 1pt solid black;
+    border-top: 0.5pt solid black;
     margin: 5mm 0;
 }
-
-hr.page-break {
-    display: none;
-    break-after: page;
-}
-
-@page {
-    size: A4;
-    margin: 25mm 0 35mm 0;
-    @bottom-center {
-        content: element(page-footer);
-    }
-}
-
-@media screen {
-    body, header, .footer-wrapper {
-        width: 210mm;
-    }
-    header, .address-wrapper, aside, main {
-        border: 1pt solid lightgray;
-    }
-    .m1, .m2, .m3 {display: none;}
-    header {top: 0;}
-    .spacing {height: 45mm;}
-    .main-wrapper {
-        margin-bottom: 40mm;
-    }
-    .footer-wrapper {
-        position: fixed;
-        bottom: 0;
-        left: 0;
-        right: 0;
-        background: white;
-    }
-}
-
-@media print {
-    .page::after {
-        content: "Seite " counter(page) " von " counter(pages);
-    }
-    .footer-wrapper {
-        display: none;
-    }
-}

Elwig/Elwig.csproj

@@ -16,14 +16,13 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="Balbarak.WeasyPrint" Version="2.0.2" />
     <PackageReference Include="Extended.Wpf.Toolkit" Version="4.5.1" />
     <PackageReference Include="ini-parser" Version="2.5.2" />
     <PackageReference Include="Microsoft.AspNetCore.Razor.Language" Version="6.0.21" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Proxies" Version="7.0.10" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="7.0.10" />
     <PackageReference Include="Microsoft.Web.WebView2" Version="1.0.1938.49" />
-    <PackageReference Include="PdfSharp" Version="1.50.5147" />
-    <PackageReference Include="PuppeteerSharp" Version="11.0.2" />
     <PackageReference Include="RazorLight" Version="2.3.1" />
     <PackageReference Include="ScottPlot.WPF" Version="4.1.67" />
     <PackageReference Include="System.IO.Ports" Version="7.0.0" />

Elwig/Helpers/Billing/Graph.cs

@@ -1,14 +1,10 @@
-using Newtonsoft.Json.Linq;
 using ScottPlot;
 using System;
 using System.Collections.Generic;
-using System.Diagnostics.Contracts;
 using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-using System.Windows.Markup;
+using System.Text.Json.Nodes;
 
-namespace Elwig.Models {
+namespace Elwig.Helpers.Billing {
     public class Graph : ICloneable {
 
         public string Type { get; set; }
@@ -30,7 +26,7 @@ namespace Elwig.Models {
             DataY = DataGen.Zeros(MaxX - MinX + 1);
         }
 
-        public Graph(string type, int num, JToken graphData, string contracts, int minX, int maxX) {
+        public Graph(string type, int num, JsonObject graphData, string contracts, int minX, int maxX) {
             Type = type;
             Num = num;
             Contracts =  contracts;
@@ -52,8 +48,8 @@ namespace Elwig.Models {
             DataY = dataY;
         }
 
-        private void ParseGraphData(JToken graphData) {
-            var GraphPoints = graphData.Children().OfType<JProperty>().ToDictionary(p => int.Parse(p.Name[..^2]), p => (double)p.Value);
+        private void ParseGraphData(JsonObject graphData) {
+            var GraphPoints = graphData.ToDictionary(p => int.Parse(p.Key[..^2]), p => (double)p.Value?.AsValue());
 
             if (GraphPoints.Keys.Count < 1) {
                 return;
@@ -99,19 +95,19 @@ namespace Elwig.Models {
             }
         }
 
-        public JObject ToJson() {
-            JObject graph = new();
+        public JsonObject ToJson() {
+            JsonObject graph = new();
 
             if (DataY[0] != DataY[1]) {
-                graph.Add(new JProperty(DataX[0] + Type.ToLower(), Math.Round(DataY[0], 4)));
+                graph.Add(new KeyValuePair<string, JsonNode?>(DataX[0] + Type.ToLower(), Math.Round(DataY[0], 4)));
             }
             for (int i = 1; i < DataX.Length - 1; i++) {
                 if (Math.Round(DataY[i] - DataY[i - 1], 4) != Math.Round(DataY[i + 1] - DataY[i], 4)) {
-                    graph.Add(new JProperty(DataX[i] + Type.ToLower(), Math.Round(DataY[i], 4)));
+                    graph.Add(new KeyValuePair<string, JsonNode?>(DataX[i] + Type.ToLower(), Math.Round(DataY[i], 4)));
                 }
             }
             if (DataY[^1] != DataY[^2]) {
-                graph.Add(new JProperty(DataX[^1] + Type.ToLower(), Math.Round(DataY[^1], 4)));
+                graph.Add(new KeyValuePair<string, JsonNode?>(DataX[^1] + Type.ToLower(), Math.Round(DataY[^1], 4)));
             }
             return graph;
         }

Elwig/Helpers/ClientParameters.cs

@@ -7,10 +7,10 @@ using System.Threading.Tasks;
 namespace Elwig.Helpers {
     public class ClientParameters {
 
-        public enum Type { Matzen, GWK };
+        public enum Type { Matzen, Winzerkeller };
 
         public bool IsMatzen => Client == Type.Matzen;
-        public bool IsGWK => Client == Type.GWK;
+        public bool IsWinzerkeller => Client == Type.Winzerkeller;
 
         public string NameToken;
         public string NameShort;
@@ -61,7 +61,7 @@ namespace Elwig.Helpers {
                 NameType = parameters["CLIENT_NAME_TYPE"] ?? throw new KeyNotFoundException();
                 switch (Name) {
                     case "Winzergenossenschaft für Matzen und Umgebung": Client = Type.Matzen; break;
-                    case "Winzerkeller im Weinviertel": Client = Type.GWK; break;
+                    case "Winzerkeller im Weinviertel": Client = Type.Winzerkeller; break;
                 };
 
                 Plz = int.Parse(parameters["CLIENT_PLZ"] ?? "");

Elwig/Windows/BaseDataWindow.xaml.cs

@@ -212,7 +212,7 @@ namespace Elwig.Windows {
             p.Address = ClientAddressInput.Text;
             p.Plz = int.Parse(ClientPlzInput.Text);
             p.Ort = ClientOrtInput.Text;
-            p.Iban = ClientIbanInput.Text.Length > 0 ? ClientIbanInput.Text.Replace(" ", "") : null;
+            p.Iban = ClientIbanInput.Text.Length > 0 ? ClientIbanInput.Text : null;
             p.Bic = ClientBicInput.Text.Length > 0 ? ClientBicInput.Text : null;
             p.UstIdNr = ClientUstIdNrInput.Text.Length > 0 ? ClientUstIdNrInput.Text : null;
             p.LfbisNr = ClientLfbisNrInput.Text.Length > 0 ? ClientLfbisNrInput.Text : null;

Elwig/Windows/ChartWindow.xaml.cs

@@ -1,21 +1,17 @@
-using System;
+using System;
 using System.Collections.Generic;
-using System.ComponentModel;
-using System.Diagnostics;
-using System.Diagnostics.Contracts;
 using System.Drawing;
 using System.Linq;
+using System.Text.Json.Nodes;
 using System.Threading.Tasks;
 using System.Windows;
 using System.Windows.Controls;
-using System.Windows.Data;
-using System.Windows.Documents;
 using System.Windows.Input;
 using Elwig.Helpers;
+using Elwig.Helpers.Billing;
 using Elwig.Models;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.EntityFrameworkCore.ChangeTracking;
-using Newtonsoft.Json.Linq;
 using ScottPlot;
 using ScottPlot.Plottable;
 
@@ -69,14 +65,14 @@ namespace Elwig.Windows {
             }
 
             PaymentVar paymentVar = paymentVars[0];
-            var data = JToken.Parse(paymentVar.Data);
+            var data = JsonNode.Parse(paymentVar.Data).AsObject();
 
-            var auszahlungsSorten = data["AuszahlungSorten"];
+            var auszahlungsSorten = data["AuszahlungSorten"]?.AsObject();
             if (auszahlungsSorten == null) {
                 return;
             }
 
-            var Graphs = auszahlungsSorten["Kurven"];
+            var Graphs = auszahlungsSorten["Kurven"]?.AsArray();
 
             if (Graphs == null) {
                 return;
@@ -86,7 +82,7 @@ namespace Elwig.Windows {
 
             int i = 1;
             foreach (var graph in Graphs) {
-                GraphsList.Add(new Graph("Oe", i, graph, ParseContracts(auszahlungsSorten, i - 1), 50, 140));
+                GraphsList.Add(new Graph("Oe", i, graph?.AsObject(), ParseContracts(auszahlungsSorten, i - 1), 50, 140));
                 i++;
             }
 
@@ -98,17 +94,15 @@ namespace Elwig.Windows {
             RefreshInputs();
         }
 
-        private String ParseContracts(JToken auszahlungsSorten, int num) {
+        private String ParseContracts(JsonObject auszahlungsSorten, int num) {
             List<string> contracts = new();
 
-            foreach (var sorte in auszahlungsSorten.Children().OfType<JToken>()) {
-                if (((JProperty)sorte).Name == "Kurven") {
-                    continue;
-                }
-                foreach (var attribut in sorte.Values().OfType<JToken>()) {
-                    foreach (var bindung in attribut.Values().OfType<JProperty>()) {
-                        if ((int)(bindung).Value == num) {
-                            contracts.Add($"{((JProperty)sorte).Name}/{((JProperty)attribut).Name}/{bindung.Name}");
+            foreach (var sorte in auszahlungsSorten) {
+                if (sorte.Key == "Kurven") continue;
+                foreach (var attribut in sorte.Value.AsObject()) {
+                    foreach (var bindung in attribut.Value.AsObject()) {
+                        if ((int)bindung.Value.AsValue() == num) {
+                            contracts.Add($"{sorte.Key}/{attribut.Key}/{bindung.Key}");
                         }
                     }
                 }
@@ -125,15 +119,14 @@ namespace Elwig.Windows {
             }
 
             PaymentVar paymentVar = paymentVars[0];
-            var data = JToken.Parse(paymentVar.Data);
+            var data = JsonNode.Parse(paymentVar.Data).AsObject();
 
-            var auszahlungsSorten = data["AuszahlungSorten"];
+            var auszahlungsSorten = data["AuszahlungSorten"]?.AsObject();
             if (auszahlungsSorten == null) {
                 return false;
             }
 
-            var Graphs = auszahlungsSorten["Kurven"];
-
+            var Graphs = auszahlungsSorten["Kurven"]?.AsObject();
             if (Graphs == null) {
                 return false;
             }
@@ -141,26 +134,24 @@ namespace Elwig.Windows {
             int i = 1;
             foreach (var graph in Graphs) {
                 if (i == num) {
-                    graph.Remove();
+                    Graphs.Remove(graph.Key);
                     break;
                 }
                 i++;
             }
 
-            foreach (var sorte in auszahlungsSorten.Children().OfType<JToken>()) {
-                if (((JProperty)sorte).Name == "Kurven") {
-                    continue;
-                }
-                foreach (var attribut in sorte.Values().OfType<JToken>()) {
-                    List<JProperty> itemsToRemove = new();
-                    foreach (var bindung in attribut.Values().OfType<JProperty>()) {
-                        if ((int)bindung.Value == num - 1) {
-                            itemsToRemove.Add(bindung);
-                        } else if ((int)bindung.Value > num - 1) {
-                            bindung.Value = (int)bindung.Value - 1;
+            foreach (var sorte in auszahlungsSorten) {
+                if (sorte.Key == "Kurven") continue;
+                foreach (var attribut in sorte.Value.AsObject()) {
+                    var bindungen = attribut.Value.AsObject();
+                    foreach (var bindung in bindungen) {
+                        int v = (int)bindung.Value;
+                        if (v == num - 1) {
+                            bindungen.Remove(bindung.Key);
+                        } else if (v > num - 1) {
+                            bindungen[bindung.Key] = v - 1;
                         }
                     }
-                    itemsToRemove.ForEach(i => i.Remove());
                 }
             }
 
@@ -231,6 +222,7 @@ namespace Elwig.Windows {
         private void InitPlot() {
             OechslePricePlotScatter = OechslePricePlot.Plot.AddScatter(Graph.DataX, Graph.DataY);
 
+            OechslePricePlot.Configuration.DoubleClickBenchmark = false;
             OechslePricePlotScatter.LineColor = Color.Blue;
             OechslePricePlotScatter.MarkerColor = Color.Blue;
             OechslePricePlotScatter.MarkerSize = 9;
@@ -398,7 +390,7 @@ namespace Elwig.Windows {
 
                     PriceInput.Text = Graph.DataY[PrimaryMarkedPointIndex].ToString();
 
-                    EnableActionButtons();
+                    if (IsEditing || IsCreating) EnableActionButtons();
                     OechslePricePlot.Render();
                     return;
                 }
@@ -430,6 +422,8 @@ namespace Elwig.Windows {
                 return;
             }
             FlattenGraph(0, PrimaryMarkedPointIndex, Graph.DataY[PrimaryMarkedPointIndex]);
+            SaveButton.IsEnabled = true;
+            ResetButton.IsEnabled = true;
         }
 
         private void RightFlatButton_Click(object sender, RoutedEventArgs evt) {
@@ -437,6 +431,8 @@ namespace Elwig.Windows {
                 return;
             }
             FlattenGraph(PrimaryMarkedPointIndex, Graph.DataY.Length - 1, Graph.DataY[PrimaryMarkedPointIndex]);
+            SaveButton.IsEnabled = true;
+            ResetButton.IsEnabled = true;
         }
 
         private void InterpolateButton_Click(object sender, RoutedEventArgs evt) {
@@ -451,6 +447,8 @@ namespace Elwig.Windows {
             for (int i = lowIndex; i < highIndex - 1; i++) {
                 Graph.DataY[i + 1] = Math.Round(Graph.DataY[i] + step, 4); // TODO richtig runden
             }
+            SaveButton.IsEnabled = true;
+            ResetButton.IsEnabled = true;
         }
 
         private void LinearIncreaseButton_Click(object sender, RoutedEventArgs e) { 
@@ -462,6 +460,8 @@ namespace Elwig.Windows {
                 return;
             }
             LinearIncreaseGraph(PrimaryMarkedPointIndex, Graph.DataY.Length - 1, priceIncrease.Value);
+            SaveButton.IsEnabled = true;
+            ResetButton.IsEnabled = true;
         }
 
         private void OechslePricePlot_MouseDown(object sender, MouseEventArgs e) {
@@ -662,23 +662,22 @@ namespace Elwig.Windows {
             }
 
             PaymentVar paymentVar = paymentVars[0];
-            var data = JToken.Parse(paymentVar.Data);
+            var data = JsonNode.Parse(paymentVar.Data).AsObject();
 
             var auszahlungsSorten = data["AuszahlungSorten"];
             if (auszahlungsSorten == null) {
                 return null;
             }
 
-            var Graphs = auszahlungsSorten["Kurven"];
-
+            var Graphs = auszahlungsSorten["Kurven"].AsArray();
             if (Graphs == null) {
                 return null;
             }
 
             if (IsEditing) {
-                ((JArray)Graphs)[g.Num - 1] = g.ToJson();
+                Graphs[g.Num - 1] = g.ToJson();
             } else if(IsCreating) {
-                ((JArray)Graphs).Add(g.ToJson());
+                Graphs.Add(g.ToJson());
             } else {
                 return null;
             }

Elwig/Windows/DeliveryAdminWindow.xaml.cs

@@ -102,15 +102,19 @@ namespace Elwig.Windows {
 
         private async void Menu_Print_ShowDeliveryNote_Click(object sender, RoutedEventArgs evt) {
             if (DeliveryList.SelectedItem is not Delivery d) return;
+            Mouse.OverrideCursor = Cursors.Wait;
             using var doc = new DeliveryNote(d, Context);
             await doc.Generate();
             doc.Show();
+            Mouse.OverrideCursor = null;
         }
 
         private async void Menu_Print_PrintDeliveryNote_Click(object sender, RoutedEventArgs evt) {
             if (DeliveryList.SelectedItem is not Delivery d) return;
+            Mouse.OverrideCursor = Cursors.Wait;
             using var doc = new DeliveryNote(d, Context);
             await doc.Generate();
+            Mouse.OverrideCursor = null;
             await doc.Print();
         }
 
@@ -702,26 +706,36 @@ namespace Elwig.Windows {
         }
 
         private async void NewDeliveryPartButton_Click(object sender, RoutedEventArgs evt) {
+            FinishButton.IsEnabled = false;
+            NewDeliveryPartButton.IsEnabled = false;
+            NewDeliveryPartButton.Cursor = Cursors.Wait;
             DeliveryPartList.IsEnabled = false;
             var p = await UpdateDeliveryPart(DeliveryList.SelectedItem as Delivery, DeliveryPartList.SelectedItem as DeliveryPart);
             await RefreshDeliveryList();
             await RefreshDeliveryParts();
+            NewDeliveryPartButton.Cursor = null;
             DeliveryList.SelectedItem = p?.Delivery;
             DeliveryPartList.SelectedItem = null;
             InitialInputs();
         }
 
         private async void FinishButton_Click(object sender, RoutedEventArgs evt) {
+            FinishButton.IsEnabled = false;
+            NewDeliveryPartButton.IsEnabled = false;
+            FinishButton.Cursor = Cursors.Wait;
             DeliveryPartList.IsEnabled = false;
             var p = await UpdateDeliveryPart(DeliveryList.SelectedItem as Delivery, DeliveryPartList.SelectedItem as DeliveryPart);
             await RefreshDeliveryList();
             await RefreshDeliveryParts();
             if (p?.Delivery != null) {
+                Mouse.OverrideCursor = Cursors.Wait;
                 using var doc = new DeliveryNote(p.Delivery, Context);
                 await doc.Generate();
+                Mouse.OverrideCursor = Cursors.Wait;
                 doc.Show();
                 //await doc.Print(2);
             }
+            FinishButton.Cursor = null;
             DeliveryList.SelectedItem = null;
             InitInputs();
         }
@@ -769,6 +783,7 @@ namespace Elwig.Windows {
             try {
                 if (res == null || res <= 0)
                     return;
+                Mouse.OverrideCursor = Cursors.Wait;
                 ClearOriginalValues();
                 if (res >= p.Weight) {
                     ControlUtils.SelectComboBoxItem(WineQualityLevelInput, q => (q as WineQualLevel)?.QualId, "WEI");
@@ -797,6 +812,7 @@ namespace Elwig.Windows {
                 }
                 await Context.SaveChangesAsync();
                 await RefreshDeliveryParts();
+                Mouse.OverrideCursor = null;
                 FinishInputFilling();
             } catch (Exception exc) {
                 if (entry1 != null) {
@@ -849,21 +865,28 @@ namespace Elwig.Windows {
                 $"Soll die Lieferung {d.LsNr} ({d.Member.AdministrativeName}, MgNr. {d.Member.MgNr}) wirklich unwiderruflich gelöscht werden?",
                 "Lieferung löschen", MessageBoxButton.YesNo, MessageBoxImage.Warning, MessageBoxResult.No);
             if (r == MessageBoxResult.Yes) {
+                Mouse.OverrideCursor = Cursors.Wait;
                 Context.Remove(d);
                 await Context.SaveChangesAsync();
                 await RefreshDeliveryList();
                 await RefreshDeliveryParts();
+                Mouse.OverrideCursor = null;
             }
         }
 
         private async void SaveButton_Click(object sender, RoutedEventArgs evt) {
-            DeliveryPart p = await UpdateDeliveryPart(DeliveryList.SelectedItem as Delivery, DeliveryPartList.SelectedItem as DeliveryPart);
+            SaveButton.IsEnabled = false;
+            SaveButton.Cursor = Cursors.Wait;
 
             IsEditing = false;
             IsCreating = false;
             DeliveryList.IsEnabled = true;
             DeliveryPartList.IsEnabled = true;
 
+            DeliveryPart p = await UpdateDeliveryPart(DeliveryList.SelectedItem as Delivery, DeliveryPartList.SelectedItem as DeliveryPart);
+
+            SaveButton.Cursor = null;
+
             HideSaveResetCancelButtons();
             ShowNewEditDeleteButtons();
             LockInputs();
@@ -924,13 +947,13 @@ namespace Elwig.Windows {
                 .Select(d => d.LsNr)
                 .ToListAsync();
 
-            var res = Utils.ShowDeliveryExtractionDialog($"{delivery.LsNr}/{p.DPNr}", delivery.Member.AdministrativeName, count == 1, lsnrs); 
+            var res = Utils.ShowDeliveryExtractionDialog($"{delivery.LsNr}/{p.DPNr}", delivery.Member.AdministrativeName, count == 1, lsnrs);
+            if (res == null) return;
             EntityEntry<Delivery>? entry = null;
             try {
                 Delivery? d = null;
-                if (res == null) {
-                    return;
-                } else if (res == "new") {
+                Mouse.OverrideCursor = Cursors.Wait;
+                if (res == "new") {
                     d = Context.CreateProxy<Delivery>();
                     d.Date = delivery.Date;
                     d.Time = delivery.Time;
@@ -958,6 +981,7 @@ namespace Elwig.Windows {
                 await Context.Entry(p).ReloadAsync();
                 await Context.Entry(delivery).ReloadAsync();
 
+                Mouse.OverrideCursor = null;
                 await RefreshDeliveryList();
                 DeliveryList.SelectedItem = d;
             } catch (Exception exc) {
@@ -979,9 +1003,11 @@ namespace Elwig.Windows {
                 $"Soll die Teillieferung Nr. {p.DPNr} wirklich unwiderruflich gelöscht werden?",
                 "Lieferung löschen", MessageBoxButton.YesNo, MessageBoxImage.Warning, MessageBoxResult.No);
             if (r == MessageBoxResult.Yes) {
+                Mouse.OverrideCursor = Cursors.Wait;
                 Context.Remove(p);
                 await Context.SaveChangesAsync();
                 await RefreshDeliveryParts();
+                Mouse.OverrideCursor = null;
             }
         }
 

Elwig/Windows/MainWindow.xaml.cs

@@ -1,7 +1,9 @@
 using System.Linq;
 using System.Windows;
+using System.Windows.Input;
 using Elwig.Documents;
 using Elwig.Helpers;
+using Microsoft.EntityFrameworkCore;
 
 namespace Elwig.Windows {
     public partial class MainWindow : Window {
@@ -38,13 +40,13 @@ namespace Elwig.Windows {
             // TODO
         }
 
-        private void PdfButton_Click(object sender, RoutedEventArgs evt) {
-            Utils.RunBackground("PDF Generation", async () => {
-                using var ctx = new AppDbContext();
-                using var doc = new DeliveryNote(ctx.Deliveries.OrderBy(d => d.Parts.Count).ThenBy(d => d.Year).ThenBy(d => d.DId).Last(), ctx);
-                await doc.Generate();
-                doc.Show();
-            });
+        private async void PdfButton_Click(object sender, RoutedEventArgs evt) {
+            Mouse.OverrideCursor = Cursors.Wait;
+            using var ctx = new AppDbContext();
+            using var doc = new DeliveryNote(await ctx.Deliveries.OrderBy(d => d.Parts.Count).ThenBy(d => d.Year).ThenBy(d => d.DId).LastAsync(), ctx);
+            await doc.Generate();
+            doc.Show();
+            Mouse.OverrideCursor = null;
         }
 
         private void TestWindowButton_Click(object sender, RoutedEventArgs evt) {

Elwig/fetch-resources.bat

@@ -1,6 +1,5 @@
 ::mkdir "C:\Program Files\Elwig"
 ::curl -s "http://www.columbia.edu/~em36/PDFtoPrinter.exe" -z "C:\Program Files\Elwig\PDFtoPrinter.exe" -o "C:\Program Files\Elwig\PDFtoPrinter.exe"
 mkdir "C:\ProgramData\Elwig\resources"
-curl -s -L "https://unpkg.com/pagedjs/dist/paged.polyfill.js" -o "C:\ProgramData\Elwig\resources\paged.polyfill.js"
-copy /b /y "Documents\style.css" "C:\ProgramData\Elwig\resources\style.css"
+copy /b /y Documents\*.css "C:\ProgramData\Elwig\resources"
 copy /b /y Documents\*.cshtml "C:\ProgramData\Elwig\resources"