feat: implement overlay messagebox, unify messagebox and dialog layout.

2024-01-25 16:29:20 +08:00
parent 20f723b445
commit fe61ba8767
7 changed files with 361 additions and 37 deletions
--- a/src/Ursa/Controls/MessageBox/MessageBoxControl.cs
+++ b/src/Ursa/Controls/MessageBox/MessageBoxControl.cs
@@ -0,0 +1,135 @@
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Controls.Metadata;
+using Avalonia.Controls.Primitives;
+using Avalonia.Interactivity;
+using Avalonia.Media;
+using Avalonia.Styling;
+using Ursa.Common;
+
+namespace Ursa.Controls;
+
+/// <summary>
+/// The messageBox used to display in OverlayDialogHost. 
+/// </summary>
+[TemplatePart(PART_CloseButton, typeof(Button))]
+[TemplatePart(PART_NoButton, typeof(Button))]
+[TemplatePart(PART_OKButton, typeof(Button))]
+[TemplatePart(PART_CancelButton, typeof(Button))]
+[TemplatePart(PART_YesButton, typeof(Button))]
+public class MessageBoxControl: DialogControl
+{
+    public const string PART_YesButton = "PART_YesButton";
+    public const string PART_NoButton = "PART_NoButton";
+    public const string PART_OKButton = "PART_OKButton";
+    public const string PART_CancelButton = "PART_CancelButton";
+    
+    private Button? _yesButton;
+    private Button? _noButton;
+    private Button? _okButton;
+    private Button? _cancelButton;
+    
+    public static readonly StyledProperty<MessageBoxIcon> MessageIconProperty =
+        AvaloniaProperty.Register<MessageBoxWindow, MessageBoxIcon>(
+            nameof(MessageIcon));
+
+    public MessageBoxIcon MessageIcon
+    {
+        get => GetValue(MessageIconProperty);
+        set => SetValue(MessageIconProperty, value);
+    }
+
+    public static readonly StyledProperty<MessageBoxButton> ButtonsProperty = AvaloniaProperty.Register<MessageBoxControl, MessageBoxButton>(
+        nameof(Buttons), MessageBoxButton.OK);
+
+    public MessageBoxButton Buttons
+    {
+        get => GetValue(ButtonsProperty);
+        set => SetValue(ButtonsProperty, value);
+    }
+
+    public static readonly StyledProperty<string?> TitleProperty = AvaloniaProperty.Register<MessageBoxControl, string?>(
+        nameof(Title));
+
+    public string? Title
+    {
+        get => GetValue(TitleProperty);
+        set => SetValue(TitleProperty, value);
+    }
+    
+    static MessageBoxControl()
+    {
+        ButtonsProperty.Changed.AddClassHandler<MessageBoxControl>((o, e) => { o.SetButtonVisibility(); });
+    }
+    
+    protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
+    {
+        base.OnApplyTemplate(e);
+        EventHelper.UnregisterClickEvent(DefaultButtonsClose, _okButton, _cancelButton, _yesButton, _noButton);
+        _okButton = e.NameScope.Find<Button>(PART_OKButton);
+        _cancelButton = e.NameScope.Find<Button>(PART_CancelButton);
+        _yesButton = e.NameScope.Find<Button>(PART_YesButton);
+        _noButton = e.NameScope.Find<Button>(PART_NoButton);
+        EventHelper.RegisterClickEvent(DefaultButtonsClose, _okButton, _cancelButton, _yesButton, _noButton);
+        SetButtonVisibility();
+    }
+
+    private void DefaultButtonsClose(object sender, RoutedEventArgs e)
+    {
+        if (sender is Button button)
+        {
+            if (button == _okButton)
+            {
+                OnDialogControlClosing(this, MessageBoxResult.OK);
+            }
+            else if (button == _cancelButton)
+            {
+                OnDialogControlClosing(this, MessageBoxResult.Cancel);
+            }
+            else if (button == _yesButton)
+            {
+                OnDialogControlClosing(this, MessageBoxResult.Yes);
+            }
+            else if (button == _noButton)
+            {
+                OnDialogControlClosing(this, MessageBoxResult.No);
+            }
+        }
+    }
+    
+    private void SetButtonVisibility()
+    {
+        switch (Buttons)
+        {
+            case MessageBoxButton.OK:
+                SetVisibility(_okButton, true);
+                SetVisibility(_cancelButton, false);
+                SetVisibility(_yesButton, false);
+                SetVisibility(_noButton, false);
+                break;
+            case MessageBoxButton.OKCancel:
+                SetVisibility(_okButton, true);
+                SetVisibility(_cancelButton, true);
+                SetVisibility(_yesButton, false);
+                SetVisibility(_noButton, false);
+                break;
+            case MessageBoxButton.YesNo:
+                SetVisibility(_okButton, false);
+                SetVisibility(_cancelButton, false);
+                SetVisibility(_yesButton, true);
+                SetVisibility(_noButton, true);
+                break;
+            case MessageBoxButton.YesNoCancel:
+                SetVisibility(_okButton, false);
+                SetVisibility(_cancelButton, true);
+                SetVisibility(_yesButton, true);
+                SetVisibility(_noButton, true);
+                break;
+        }
+    }
+    
+    private void SetVisibility(Button? button, bool visible)
+    {
+        if (button is not null) button.IsVisible = visible;
+    }
+}