Add Icon for dialogwindow

Add ShowInTaskBar for DialogOptions

demo/Ursa.Demo/Pages/DialogDemo.axaml

@@ -34,6 +34,12 @@
                         IsVisible="{Binding !#overlay.IsChecked}"
                         OffContent="Regular"
                         OnContent="Modal" />
+					<ToggleSwitch
+	                    Content="HideInTaskBar/ShowInTaskBar"
+	                    IsChecked="{Binding ShowInTaskBar}"
+	                    IsVisible="{Binding #overlay.IsChecked}"
+	                    OffContent="HideInTaskBar"
+	                    OnContent="ShowInTaskBar" />
                     <ToggleSwitch
                         Content="ClickOnMaskToClose"
                         IsChecked="{Binding CanLightDismiss}"
@@ -77,6 +83,12 @@
                         IsVisible="{Binding !#overlay2.IsChecked}"
                         OffContent="Local"
                         OnContent="Global" />
+					<ToggleSwitch
+	                    Content="HideInTaskBar/ShowInTaskBar"
+	                    IsChecked="{Binding ShowInTaskBar}"
+	                    IsVisible="{Binding #overlay2.IsChecked}"
+	                    OffContent="HideInTaskBar"
+	                    OnContent="ShowInTaskBar" />
                     <ToggleSwitch
                         Name="modal"
                         Content="Modal/Regular"

demo/Ursa.Demo/ViewModels/DialogDemoViewModel.cs

@@ -26,6 +26,7 @@ public partial class DialogDemoViewModel: ObservableObject
     [ObservableProperty] private bool _result;
     [ObservableProperty] private DateTime? _date;
     [ObservableProperty] private bool _fullScreen;
+    [ObservableProperty] private bool _showInTaskBar;
     
     public DialogDemoViewModel()
     {
@@ -33,6 +34,7 @@ public partial class DialogDemoViewModel: ObservableObject
         ShowCustomDialogCommand = new AsyncRelayCommand(ShowCustomDialog);
         IsModal = true;
         IsGlobal = true;
+        ShowInTaskBar = false;
     }
     
     private async Task ShowDialog()
@@ -45,7 +47,8 @@ public partial class DialogDemoViewModel: ObservableObject
                 {
                     Title = "Please select a date",
                     Mode = SelectedMode,
-                    Button = SelectedButton
+                    Button = SelectedButton,
+                    ShowInTaskBar = ShowInTaskBar,
                 });
             Date = vm.Date;
         }
@@ -97,13 +100,21 @@ public partial class DialogDemoViewModel: ObservableObject
             if (IsModal)
             {
                 Result = await Dialog.ShowCustomModal<DialogWithAction, DialogWithActionViewModel, bool>(
-                    vm);
+                    vm,
+                    options: new DialogOptions
+                    {
+                        ShowInTaskBar = ShowInTaskBar
+                    });
                 Date = vm.Date;
             }
             else
             {
                 Dialog.ShowCustom<DialogWithAction, DialogWithActionViewModel>(
-                    vm);
+                    vm,
+                    options: new DialogOptions
+                    {
+                        ShowInTaskBar = ShowInTaskBar
+                    });
             }
         }
         else

src/Ursa/Controls/Dialog/Dialog.cs

@@ -1,9 +1,6 @@
 using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Controls.ApplicationLifetimes;
-using Avalonia.Controls.Shapes;
-using Avalonia.Media;
-using Ursa.Common;
 
 namespace Ursa.Controls;
 
@@ -34,6 +31,7 @@ public static class Dialog
         }
         else
         {
+            window.Icon = owner.Icon;
             window.Show(owner);
         }
     }
@@ -60,6 +58,7 @@ public static class Dialog
         }
         else
         {
+            window.Icon = owner.Icon;
             window.Show(owner);
         }
     }
@@ -84,11 +83,16 @@ public static class Dialog
         };
         ConfigureDefaultDialogWindow(window, options);
         owner ??= GetMainWindow();
+        window.Icon = owner!.Icon;
         if (owner is null)
         {
             window.Show();
             return Task.FromResult(DialogResult.None);
         }
+        else
+        {
+            window.Icon = owner.Icon;
+        }
         return window.ShowDialog<DialogResult>(owner);
     }
     
@@ -114,6 +118,10 @@ public static class Dialog
             window.Show();
             return Task.FromResult(DialogResult.None);
         }
+        else
+        {
+            window.Icon = owner.Icon;
+        }
         return window.ShowDialog<DialogResult>(owner);
     }
 
@@ -143,6 +151,10 @@ public static class Dialog
             window.Show();
             return Task.FromResult(default(TResult));
         }
+        else
+        {
+            window.Icon = owner.Icon;
+        }
         return window.ShowDialog<TResult?>(owner);
     }
 
@@ -170,6 +182,11 @@ public static class Dialog
             window.Show();
             return Task.FromResult(default(TResult));
         }
+        else
+        {
+
+            window.Icon = owner.Icon;
+        }
         return window.ShowDialog<TResult?>(owner);
     }
     
@@ -197,6 +214,7 @@ public static class Dialog
         window.WindowStartupLocation = options.StartupLocation;
         window.Title = options.Title;
         window.IsCloseButtonVisible = options.IsCloseButtonVisible;
+        window.ShowInTaskbar = options.ShowInTaskBar;
         if (options.StartupLocation == WindowStartupLocation.Manual)
         {
             if (options.Position is not null)
@@ -222,6 +240,7 @@ public static class Dialog
         window.Title = options.Title;
         window.Buttons = options.Button;
         window.Mode = options.Mode;
+        window.ShowInTaskbar = options.ShowInTaskBar;
         if (options.StartupLocation == WindowStartupLocation.Manual)
         {
             if (options.Position is not null)

src/Ursa/Controls/Dialog/Options/DialogOptions.cs

@@ -26,4 +26,6 @@ public class DialogOptions
     public DialogButton Button { get; set; } = DialogButton.OKCancel;
 
     public bool IsCloseButtonVisible { get; set; } = true;
+
+    public bool ShowInTaskBar { get; set; } = true;
 }