56 lines
2.1 KiB
C#
56 lines
2.1 KiB
C#
using System;
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using System.Data;
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using System.Linq;
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using System.Windows;
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using System.Windows.Controls;
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using System.IO;
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using Elwig.Helpers;
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namespace Elwig {
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public partial class App : Application {
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public static readonly string DataPath = @"C:\ProgramData\Elwig\";
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public static readonly string ExePath = @"C:\Program Files\Elwig\";
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public static readonly Config Config = new(DataPath + "config.ini");
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public static bool IsPrintingReady => Documents.Html.IsReady && Documents.Pdf.IsReady;
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public static System.Windows.Threading.Dispatcher MainDispatcher { get; private set; }
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public App() : base() {
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System.Text.Encoding.RegisterProvider(System.Text.CodePagesEncodingProvider.Instance);
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Directory.CreateDirectory(Path.Combine(Path.GetTempPath(), "Elwig"));
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Directory.CreateDirectory(DataPath);
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MainDispatcher = Dispatcher;
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}
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protected override void OnStartup(StartupEventArgs evt) {
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using (var ctx = new AppDbContext()) {
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if (!ctx.Database.CanConnect()) {
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MessageBox.Show($"Invalid Database:\n\n{Config.DatabasePath}", "Invalid Database", MessageBoxButton.OK, MessageBoxImage.Error);
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Shutdown();
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}
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}
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Utils.RunBackground("HTML Initialization", () => Documents.Html.Init(PrintingReadyChanged));
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Utils.RunBackground("PDF Initialization", () => Documents.Pdf.Init(PrintingReadyChanged));
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base.OnStartup(evt);
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}
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protected override void OnExit(ExitEventArgs evt) {
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Utils.RunBackground("PDF Close", () => Documents.Pdf.Close());
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base.OnExit(evt);
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}
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private void PrintingReadyChanged() {
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Dispatcher.BeginInvoke(OnPrintingReadyChanged, new EventArgs());
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}
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protected void OnPrintingReadyChanged(EventArgs evt) {
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foreach (Window w in Windows) {
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foreach (var b in Utils.FindVisualChilds<Button>(w).Where(b => "Print".Equals(b.Tag))) {
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b.IsEnabled = IsPrintingReady;
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}
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}
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}
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}
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}
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