From 38676f729e7ad00c0cb3b445067411b9941900ec Mon Sep 17 00:00:00 2001
From: rabbitism <popmessiah@hotmail.com>
Date: Sun, 25 Aug 2024 23:32:26 +0800
Subject: [PATCH] feat: improve drawer demo. fix drawer close button visibility
 issue.

---
 demo/Ursa.Demo/Dialogs/CustomDemoDialog.axaml |  12 +--
 .../Dialogs/DefaultDemoDialogViewModel.cs     |   9 +-
 demo/Ursa.Demo/Dialogs/DialogWithAction.axaml |  45 --------
 .../Dialogs/DialogWithAction.axaml.cs         |  11 --
 .../Dialogs/DialogWithActionViewModel.cs      |  51 ---------
 demo/Ursa.Demo/Dialogs/PlainDialog.axaml      |  14 ---
 demo/Ursa.Demo/Dialogs/PlainDialog.axaml.cs   |  11 --
 .../Ursa.Demo/Dialogs/PlainDialogViewModel.cs |  27 -----
 demo/Ursa.Demo/Pages/DrawerDemo.axaml         | 100 +++++-------------
 .../ViewModels/DrawerDemoViewModel.cs         | 100 +++++++-----------
 .../Controls/Dialog/DefaultDialogControl.cs   |   2 +-
 .../Controls/Drawer/DefaultDrawerControl.cs   |   8 +-
 12 files changed, 79 insertions(+), 311 deletions(-)
 delete mode 100644 demo/Ursa.Demo/Dialogs/DialogWithAction.axaml
 delete mode 100644 demo/Ursa.Demo/Dialogs/DialogWithAction.axaml.cs
 delete mode 100644 demo/Ursa.Demo/Dialogs/DialogWithActionViewModel.cs
 delete mode 100644 demo/Ursa.Demo/Dialogs/PlainDialog.axaml
 delete mode 100644 demo/Ursa.Demo/Dialogs/PlainDialog.axaml.cs
 delete mode 100644 demo/Ursa.Demo/Dialogs/PlainDialogViewModel.cs

diff --git a/demo/Ursa.Demo/Dialogs/CustomDemoDialog.axaml b/demo/Ursa.Demo/Dialogs/CustomDemoDialog.axaml
index b3f53eb..3b38ce3 100644
--- a/demo/Ursa.Demo/Dialogs/CustomDemoDialog.axaml
+++ b/demo/Ursa.Demo/Dialogs/CustomDemoDialog.axaml
@@ -12,9 +12,9 @@
     mc:Ignorable="d">
     <UserControl.Background>
         <LinearGradientBrush StartPoint="5%, 5%" EndPoint="80%, 80%">
-            <GradientStop Offset="0.0" Color="{DynamicResource SemiBlue0Color}" />
-            <GradientStop Offset="0.4" Color="{DynamicResource SemiBlue2Color}" />
-            <GradientStop Offset="0.9" Color="{DynamicResource SemiBlue1Color}" />
+            <GradientStop Offset="0.0" Color="{DynamicResource SemiLightBlue0Color}" />
+            <GradientStop Offset="0.4" Color="{DynamicResource SemiLightBlue2Color}" />
+            <GradientStop Offset="0.9" Color="{DynamicResource SemiLightBlue1Color}" />
         </LinearGradientBrush>
     </UserControl.Background>
     <Grid Margin="24" RowDefinitions="Auto, *, Auto" MinWidth="400">
@@ -69,9 +69,9 @@
             HorizontalAlignment="Right"
             Orientation="Horizontal"
             Spacing="8">
-            <Button Command="{Binding DialogCommand}" Content="Dialog" />
-            <Button Command="{Binding OKCommand}" Content="OK" />
-            <Button Command="{Binding CancelCommand}" Content="Cancel" />
+            <Button Command="{Binding DialogCommand}" Content="Dialog" Theme="{DynamicResource SolidButton}" />
+            <Button Command="{Binding OKCommand}" Content="OK" Theme="{DynamicResource SolidButton}" Classes="Tertiary"/>
+            <Button Command="{Binding CancelCommand}" Content="Cancel" Theme="{DynamicResource SolidButton}" Classes="Tertiary"/>
             <ComboBox>
                 <ComboBoxItem>A</ComboBoxItem>
                 <ComboBoxItem>B</ComboBoxItem>
diff --git a/demo/Ursa.Demo/Dialogs/DefaultDemoDialogViewModel.cs b/demo/Ursa.Demo/Dialogs/DefaultDemoDialogViewModel.cs
index 46c4b99..19d58f0 100644
--- a/demo/Ursa.Demo/Dialogs/DefaultDemoDialogViewModel.cs
+++ b/demo/Ursa.Demo/Dialogs/DefaultDemoDialogViewModel.cs
@@ -5,7 +5,7 @@ using Irihi.Avalonia.Shared.Contracts;
 
 namespace Ursa.Demo.Dialogs;
 
-public partial class DefaultDemoDialogViewModel: ObservableObject, IDialogContext
+public partial class DefaultDemoDialogViewModel: ObservableObject
 {
     public ObservableCollection<string> Cities { get; set; }
     [ObservableProperty] private string? _owner;
@@ -21,11 +21,4 @@ public partial class DefaultDemoDialogViewModel: ObservableObject, IDialogContex
             "Suzhou", "Tianjin", "Xi'an", "Qingdao", "Dalian"
         ];
     }
-    
-    public void Close()
-    {
-        RequestClose?.Invoke(this, null);
-    }
-
-    public event EventHandler<object?>? RequestClose;
 }
\ No newline at end of file
diff --git a/demo/Ursa.Demo/Dialogs/DialogWithAction.axaml b/demo/Ursa.Demo/Dialogs/DialogWithAction.axaml
deleted file mode 100644
index 4132581..0000000
--- a/demo/Ursa.Demo/Dialogs/DialogWithAction.axaml
+++ /dev/null
@@ -1,45 +0,0 @@
-<UserControl
-    x:Class="Ursa.Demo.Dialogs.DialogWithAction"
-    xmlns="https://github.com/avaloniaui"
-    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-    xmlns:local="clr-namespace:Ursa.Demo.Dialogs"
-    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-    xmlns:u="https://irihi.tech/ursa"
-    HorizontalAlignment="Stretch"
-    VerticalAlignment="Stretch"
-    d:DesignHeight="450"
-    d:DesignWidth="800"
-    x:CompileBindings="True"
-    x:DataType="local:DialogWithActionViewModel"
-    Background="{DynamicResource SemiYellow1}"
-    mc:Ignorable="d">
-    <Grid Margin="24" RowDefinitions="Auto, *, Auto">
-        <TextBlock
-            Grid.Row="0"
-            Margin="8"
-            FontSize="16"
-            FontWeight="600"
-            Text="{Binding Title}" />
-        <Calendar
-            Grid.Row="1"
-            HorizontalAlignment="Center"
-            VerticalAlignment="Top"
-            SelectedDate="{Binding Date}" />
-        <StackPanel
-            Grid.Row="2"
-            HorizontalAlignment="Right"
-            Orientation="Horizontal"
-            Spacing="8">
-            <Rectangle Width="10" Height="10" Fill="Red" u:DialogControlBase.CanClose="True"></Rectangle>
-            <Button Command="{Binding DialogCommand}" Content="Dialog" />
-            <Button Command="{Binding OKCommand}" Content="OK" />
-            <Button Command="{Binding CancelCommand}" Content="Cancel" />
-            <ComboBox>
-                <ComboBoxItem>A</ComboBoxItem>
-                <ComboBoxItem>B</ComboBoxItem>
-                <ComboBoxItem>C</ComboBoxItem>
-            </ComboBox>
-        </StackPanel>
-    </Grid>
-</UserControl>
diff --git a/demo/Ursa.Demo/Dialogs/DialogWithAction.axaml.cs b/demo/Ursa.Demo/Dialogs/DialogWithAction.axaml.cs
deleted file mode 100644
index 08724f8..0000000
--- a/demo/Ursa.Demo/Dialogs/DialogWithAction.axaml.cs
+++ /dev/null
@@ -1,11 +0,0 @@
-using Avalonia.Controls;
-
-namespace Ursa.Demo.Dialogs;
-
-public partial class DialogWithAction : UserControl
-{
-    public DialogWithAction()
-    {
-        InitializeComponent();
-    }
-}
\ No newline at end of file
diff --git a/demo/Ursa.Demo/Dialogs/DialogWithActionViewModel.cs b/demo/Ursa.Demo/Dialogs/DialogWithActionViewModel.cs
deleted file mode 100644
index 6615fb4..0000000
--- a/demo/Ursa.Demo/Dialogs/DialogWithActionViewModel.cs
+++ /dev/null
@@ -1,51 +0,0 @@
-using System;
-using System.Threading.Tasks;
-using System.Windows.Input;
-using CommunityToolkit.Mvvm.ComponentModel;
-using CommunityToolkit.Mvvm.Input;
-using Irihi.Avalonia.Shared.Contracts;
-using Ursa.Controls;
-
-namespace Ursa.Demo.Dialogs;
-
-public partial class DialogWithActionViewModel: ObservableObject, IDialogContext
-{
-    [ObservableProperty] private string _title;
-    [ObservableProperty] private DateTime _date;
-
-    public void Close()
-    {
-        RequestClose?.Invoke(this, false);
-    }
-
-    public event EventHandler<object?>? RequestClose;
-    
-    public ICommand OKCommand { get; set; }
-    public ICommand CancelCommand { get; set; }
-    
-    public ICommand DialogCommand { get; set; }
-    
-    public DialogWithActionViewModel()
-    {
-        OKCommand = new RelayCommand(OK);
-        CancelCommand = new RelayCommand(Cancel);
-        DialogCommand = new AsyncRelayCommand(ShowDialog);
-        Title = "Please select a date";
-        Date = DateTime.Now;
-    }
-
-    private void OK()
-    {
-        RequestClose?.Invoke(this, true);
-    }
-
-    private void Cancel()
-    {
-        RequestClose?.Invoke(this, false);
-    }
-    
-    private async Task ShowDialog()
-    {
-        await OverlayDialog.ShowCustomModal<DialogWithAction, DialogWithActionViewModel, bool>(new DialogWithActionViewModel());
-    }
-}
\ No newline at end of file
diff --git a/demo/Ursa.Demo/Dialogs/PlainDialog.axaml b/demo/Ursa.Demo/Dialogs/PlainDialog.axaml
deleted file mode 100644
index ac0a9ec..0000000
--- a/demo/Ursa.Demo/Dialogs/PlainDialog.axaml
+++ /dev/null
@@ -1,14 +0,0 @@
-<UserControl xmlns="https://github.com/avaloniaui"
-             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-             mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
-             xmlns:local="clr-namespace:Ursa.Demo.Dialogs"
-             x:DataType="local:PlainDialogViewModel"
-             x:CompileBindings="True"
-             x:Class="Ursa.Demo.Dialogs.PlainDialog">
-    <StackPanel HorizontalAlignment="Center">
-        <Calendar SelectedDate="{Binding Date}" ></Calendar>
-        <TextBlock TextWrapping="Wrap" Text="{Binding Text}"></TextBlock>
-    </StackPanel>
-</UserControl>
diff --git a/demo/Ursa.Demo/Dialogs/PlainDialog.axaml.cs b/demo/Ursa.Demo/Dialogs/PlainDialog.axaml.cs
deleted file mode 100644
index 4110bb6..0000000
--- a/demo/Ursa.Demo/Dialogs/PlainDialog.axaml.cs
+++ /dev/null
@@ -1,11 +0,0 @@
-using Avalonia.Controls;
-
-namespace Ursa.Demo.Dialogs;
-
-public partial class PlainDialog : UserControl
-{
-    public PlainDialog()
-    {
-        InitializeComponent();
-    }
-}
\ No newline at end of file
diff --git a/demo/Ursa.Demo/Dialogs/PlainDialogViewModel.cs b/demo/Ursa.Demo/Dialogs/PlainDialogViewModel.cs
deleted file mode 100644
index b1058c1..0000000
--- a/demo/Ursa.Demo/Dialogs/PlainDialogViewModel.cs
+++ /dev/null
@@ -1,27 +0,0 @@
-using System;
-using CommunityToolkit.Mvvm.ComponentModel;
-
-namespace Ursa.Demo.Dialogs;
-
-public class PlainDialogViewModel: ObservableObject
-{
-    private DateTime? _date;
-
-    public DateTime? Date
-    {
-        get => _date;
-        set => SetProperty(ref _date, value);
-    }
-
-    private string? _text;
-    public string? Text
-    {
-        get => _text;
-        set => SetProperty(ref _text, value);
-    }
-
-    public PlainDialogViewModel()
-    {
-        Text = "I am PlainDialogViewModel!";
-    }
-}
diff --git a/demo/Ursa.Demo/Pages/DrawerDemo.axaml b/demo/Ursa.Demo/Pages/DrawerDemo.axaml
index 84eb644..614bdfb 100644
--- a/demo/Ursa.Demo/Pages/DrawerDemo.axaml
+++ b/demo/Ursa.Demo/Pages/DrawerDemo.axaml
@@ -13,86 +13,38 @@
     x:DataType="vm:DrawerDemoViewModel"
     mc:Ignorable="d">
     <Grid ColumnDefinitions="Auto, *">
-        <TabControl Grid.Column="0" Width="300">
-            <TabItem Header="Default">
-                <StackPanel>
-                    <u:EnumSelector EnumType="common:Position" Value="{Binding SelectedPosition}" />
-                    <ToggleSwitch
-                        Content="Global/Local"
-                        IsChecked="{Binding IsGlobal}"
-                        OffContent="Local"
-                        OnContent="Global" />
-                    <ToggleSwitch
-                        Content="Modal"
-                        IsChecked="{Binding IsModal}"
-                        OffContent="No"
-                        OnContent="Yes" />
-                    <ToggleSwitch
-                        Content="CanLightDismiss"
-                        IsChecked="{Binding CanLightDismiss}"
-                        OffContent="No"
-                        OnContent="Yes" />
-                    <StackPanel Orientation="Horizontal">
-                        <TextBlock Text="Buttons" />
-                        <u:EnumSelector EnumType="{x:Type u:DialogButton}" Value="{Binding SelectedButton}" />
-                    </StackPanel>
-                    <Button Command="{Binding ShowDialogCommand}" Content="Show Default Drawer" />
-                    <TextBlock>
-                        <Run Text="Default Result: " />
-                        <Run Text="{Binding DefaultResult}" />
-                    </TextBlock>
-                    <TextBlock>
-                        <Run Text="Dialog Date: " />
-                        <Run Text="{Binding Date}" />
-                    </TextBlock>
-                </StackPanel>
-            </TabItem>
-            <TabItem Header="Custom">
-                <StackPanel>
-                    <u:EnumSelector EnumType="common:Position" Value="{Binding SelectedPosition}" />
-                    <ToggleSwitch
-                        Content="Global/Local"
-                        IsChecked="{Binding IsGlobal}"
-                        OffContent="Local"
-                        OnContent="Global" />
-                    <ToggleSwitch
-                        Content="CanLightDismiss"
-                        IsChecked="{Binding CanLightDismiss}"
-                        OffContent="No"
-                        OnContent="Yes" />
-                    <ToggleSwitch
-                        Content="Modal"
-                        IsChecked="{Binding IsModal}"
-                        OffContent="No"
-                        OnContent="Yes" />
-                    <Button Command="{Binding ShowCustomDialogCommand}" Content="Show Custom Drawer" />
-                    <TextBlock>
-                        <Run Text="Custom Result: " />
-                        <Run Text="{Binding Result}" />
-                    </TextBlock>
-                    <TextBlock>
-                        <Run Text="Dialog Date: " />
-                        <Run Text="{Binding Date}" />
-                    </TextBlock>
-                </StackPanel>
-            </TabItem>
-        </TabControl>
+        <u:Form Width="300" Grid.Column="0" LabelPosition="Top">
+            <TextBox u:FormItem.Label="Title" Text="{Binding Title}"/>
+            <u:EnumSelector
+                u:FormItem.Label="Position"
+                EnumType="common:Position"
+                Value="{Binding Position}"/>
+            <u:EnumSelector
+                u:FormItem.Label="Buttons"
+                EnumType="u:DialogButton"
+                Value="{Binding Buttons}"/>
+            <CheckBox u:FormItem.Label="Can LightDismiss" IsChecked="{Binding CanLightDismiss}"/>
+            <CheckBox u:FormItem.Label="Is Modal" IsChecked="{Binding IsModal}"/>
+            <CheckBox u:FormItem.Label="Is Close Button Visible" IsChecked="{Binding IsCloseButtonVisible}" IsThreeState="True"/>
+            <CheckBox u:FormItem.Label="Custom Dialog" IsChecked="{Binding Custom}"/>
+            <ToggleSwitch
+                u:FormItem.Label="Global/Local OverlayHost"
+                IsChecked="{Binding IsLocal}"
+                OffContent="Global"
+                OnContent="Local" />
+            <Button
+                HorizontalAlignment="Left"
+                u:FormItem.NoLabel="True"
+                Command="{Binding ShowDialogCommand}"
+                Content="Show" />
+        </u:Form>
         <Grid Grid.Column="1" ClipToBounds="True">
             <Border
                 BorderBrush="{DynamicResource SemiGrey1}"
                 BorderThickness="1"
                 ClipToBounds="True"
                 CornerRadius="20">
-                <u:OverlayDialogHost HostId="LocalHost">
-                    <u:OverlayDialogHost.DialogDataTemplates>
-                        <DataTemplate DataType="x:String">
-                            <TextBlock
-                                Margin="24,24,48,24"
-                                Foreground="Red"
-                                Text="{Binding Path=.}" />
-                        </DataTemplate>
-                    </u:OverlayDialogHost.DialogDataTemplates>
-                </u:OverlayDialogHost>
+                <u:OverlayDialogHost HostId="LocalHost"/>
             </Border>
         </Grid>
     </Grid>
diff --git a/demo/Ursa.Demo/ViewModels/DrawerDemoViewModel.cs b/demo/Ursa.Demo/ViewModels/DrawerDemoViewModel.cs
index b525da4..e025c00 100644
--- a/demo/Ursa.Demo/ViewModels/DrawerDemoViewModel.cs
+++ b/demo/Ursa.Demo/ViewModels/DrawerDemoViewModel.cs
@@ -13,83 +13,61 @@ namespace Ursa.Demo.ViewModels;
 public partial class DrawerDemoViewModel : ObservableObject
 {
     public ICommand ShowDialogCommand { get; set; }
-    public ICommand ShowCustomDialogCommand { get; set; }
 
-    [ObservableProperty] private Position _selectedPosition;
-    [ObservableProperty] private DialogButton _selectedButton;
-    [ObservableProperty] private bool _isGlobal;
+    [ObservableProperty] private Position _position;
+    [ObservableProperty] private DialogButton _buttons;
+
     [ObservableProperty] private bool _canLightDismiss;
-    [ObservableProperty] private DialogResult? _defaultResult;
-    [ObservableProperty] private bool _result;
     [ObservableProperty] private bool _isModal;
-    [ObservableProperty] private DateTime? _date;
+    [ObservableProperty] private bool? _isCloseButtonVisible;
+    [ObservableProperty] private string? _title;
+
+    [ObservableProperty] private bool _custom;
+    [ObservableProperty] private bool _isLocal;
 
     public DrawerDemoViewModel()
     {
         ShowDialogCommand = new AsyncRelayCommand(ShowDefaultDialog);
-        ShowCustomDialogCommand = new AsyncRelayCommand(ShowCustomDrawer);
-        SelectedPosition = Position.Right;
-        IsGlobal = true;
+        Position = Position.Right;
         IsModal = true;
+        Title = "Add New";
     }
 
     private async Task ShowDefaultDialog()
     {
-        var vm = new PlainDialogViewModel();
-        if (IsModal)
+        var options = new DrawerOptions()
         {
-            DefaultResult = await Drawer.ShowModal<PlainDialog, PlainDialogViewModel>(
-                vm,
-                IsGlobal ? null : "LocalHost",
-                new DrawerOptions()
-                {
-                    Title = "Please select a date",
-                    Position = SelectedPosition,
-                    Buttons = SelectedButton,
-                    CanLightDismiss = CanLightDismiss,
-                });
-            Date = vm.Date;
+            Position = Position,
+            Buttons = Buttons,
+            CanLightDismiss = CanLightDismiss,
+            IsCloseButtonVisible = IsCloseButtonVisible,
+            Title = Title,
+        };
+        var hostId = IsLocal ? "LocalHost" : null;
+        if (Custom)
+        {
+            var vm = new CustomDemoDialogViewModel();
+            if (IsModal)
+            {
+                await Drawer.ShowCustomModal<CustomDemoDialog, CustomDemoDialogViewModel, object?>(vm, hostId, options);
+            }
+            else
+            {
+                Drawer.ShowCustom<CustomDemoDialog, CustomDemoDialogViewModel>(vm, hostId, options);
+            }
         }
         else
         {
-            Drawer.Show<PlainDialog, PlainDialogViewModel>(
-                vm,
-                IsGlobal ? null : "LocalHost",
-                new DrawerOptions()
-                {
-                    Title = "Please select a date",
-                    Position = SelectedPosition,
-                    Buttons = SelectedButton,
-                    CanLightDismiss = CanLightDismiss,
-                });
-        }
-    }
-
-    private async Task ShowCustomDrawer()
-    {
-        var vm = new DialogWithActionViewModel();
-        if (IsModal)
-        {
-            Result = await Drawer.ShowCustomModal<DialogWithAction, DialogWithActionViewModel, bool>(
-                vm,
-                IsGlobal ? null : "LocalHost",
-                new DrawerOptions()
-                {
-                    Position = SelectedPosition,
-                    CanLightDismiss = CanLightDismiss,
-                });
-            Date = vm.Date;
-        }
-        else
-        {
-            Drawer.ShowCustom<DialogWithAction, DialogWithActionViewModel>(
-                vm,
-                IsGlobal ? null : "LocalHost",
-                new DrawerOptions()
-                {
-                    Position = SelectedPosition,
-                    CanLightDismiss = CanLightDismiss,
-                });
+            var vm = new DefaultDemoDialogViewModel();
+            if (IsModal)
+            {
+                await Drawer.ShowModal<DefaultDemoDialog, DefaultDemoDialogViewModel>(vm, hostId, options);
+            }
+            else
+            {
+                Drawer.Show<DefaultDemoDialog, DefaultDemoDialogViewModel>(vm, hostId, options);
+            }
         }
+        
     }
 }
\ No newline at end of file
diff --git a/src/Ursa/Controls/Dialog/DefaultDialogControl.cs b/src/Ursa/Controls/Dialog/DefaultDialogControl.cs
index 39e89ca..64da36b 100644
--- a/src/Ursa/Controls/Dialog/DefaultDialogControl.cs
+++ b/src/Ursa/Controls/Dialog/DefaultDialogControl.cs
@@ -70,7 +70,7 @@ public class DefaultDialogControl : DialogControlBase
 
     private void SetButtonVisibility()
     {
-        var closeButtonVisible =  IsCloseButtonVisible ??DataContext is IDialogContext;
+        var closeButtonVisible =  IsCloseButtonVisible ?? (DataContext is IDialogContext || Buttons != DialogButton.YesNo );
         IsHitTestVisibleProperty.SetValue(closeButtonVisible, _closeButton);
         if (!closeButtonVisible)
         {
diff --git a/src/Ursa/Controls/Drawer/DefaultDrawerControl.cs b/src/Ursa/Controls/Drawer/DefaultDrawerControl.cs
index 00ded96..7fedf43 100644
--- a/src/Ursa/Controls/Drawer/DefaultDrawerControl.cs
+++ b/src/Ursa/Controls/Drawer/DefaultDrawerControl.cs
@@ -70,9 +70,13 @@ public class DefaultDrawerControl : DrawerControlBase
 
     private void SetButtonVisibility()
     {
-        var isCloseButtonVisible =
+        var closeButtonVisible =
             IsCloseButtonVisible ?? (DataContext is IDialogContext || Buttons != DialogButton.YesNo);
-        IsVisibleProperty.SetValue(isCloseButtonVisible, _closeButton);
+        IsHitTestVisibleProperty.SetValue(closeButtonVisible, _closeButton);
+        if (!closeButtonVisible)
+        {
+            OpacityProperty.SetValue(0, _closeButton);
+        }
         switch (Buttons)
         {
             case DialogButton.None: