Custom print dialog.

Wino.Core.WinUI/Interfaces/IPrintDialogService.cs

@@ -0,0 +1,30 @@
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using Wino.Core.Domain.Models.Printing;
+
+namespace Wino.Core.WinUI.Interfaces;
+
+/// <summary>
+/// Service interface for displaying the custom print dialog and managing print settings.
+/// </summary>
+public interface IPrintDialogService
+{
+    /// <summary>
+    /// Shows the print dialog and returns the configured print settings.
+    /// </summary>
+    /// <param name="initialSettings">Initial print settings to populate the dialog with. If null, default settings will be used.</param>
+    /// <param name="availablePrinters">List of available printers to show in the dialog. If null or empty, the service should attempt to discover printers.</param>
+    /// <returns>
+    /// A task that resolves to the configured WebView2PrintSettingsModel if the user clicked Print,
+    /// or null if the user cancelled the dialog.
+    /// </returns>
+    Task<WebView2PrintSettingsModel> ShowPrintDialogAsync(
+        WebView2PrintSettingsModel initialSettings = null,
+        IEnumerable<string> availablePrinters = null);
+
+    /// <summary>
+    /// Gets the list of available printers on the system.
+    /// </summary>
+    /// <returns>A task that resolves to a list of available printer names.</returns>
+    Task<IEnumerable<string>> GetAvailablePrintersAsync();
+}