feat: refactor dialog host to accept drawer.

2024-02-04 17:13:01 +08:00
parent ff8d4b1dcd
commit dbbf6b62b6
14 changed files with 435 additions and 409 deletions
--- a/src/Ursa/Controls/Dialog/DialogControlBase.cs
+++ b/src/Ursa/Controls/Dialog/DialogControlBase.cs
@@ -0,0 +1,86 @@
+using Avalonia.Controls;
+using Avalonia.Controls.Metadata;
+using Avalonia.Controls.Primitives;
+using Avalonia.Input;
+using Avalonia.Interactivity;
+using Ursa.Common;
+using Ursa.Controls.OverlayShared;
+using Ursa.EventArgs;
+
+namespace Ursa.Controls;
+
+[TemplatePart(PART_CloseButton, typeof(Button))]
+[TemplatePart(PART_TitleArea, typeof(Panel))]
+[PseudoClasses(PC_Modal)]
+public abstract class DialogControlBase: OverlayFeedbackElement
+{
+    public const string PART_CloseButton = "PART_CloseButton";
+    public const string PART_TitleArea = "PART_TitleArea";
+    public const string PC_Modal = ":modal";
+    
+    internal HorizontalPosition HorizontalAnchor { get; set; } = HorizontalPosition.Center;
+    internal VerticalPosition VerticalAnchor { get; set; } = VerticalPosition.Center;
+    internal HorizontalPosition ActualHorizontalAnchor { get; set; }
+    internal VerticalPosition ActualVerticalAnchor { get; set; }
+    internal double? HorizontalOffset { get; set; }
+    internal double? VerticalOffset { get; set; }
+    internal double? HorizontalOffsetRatio { get; set; }
+    internal double? VerticalOffsetRatio { get; set; }
+    internal bool CanClickOnMaskToClose { get; set; }
+    
+    protected internal Button? _closeButton;
+    private Panel? _titleArea;
+    
+    internal void SetAsModal(bool modal)
+    {
+        PseudoClasses.Set(PC_Modal, modal);
+    }
+    
+    public static readonly RoutedEvent<DialogLayerChangeEventArgs> LayerChangedEvent = RoutedEvent.Register<CustomDialogControl, DialogLayerChangeEventArgs>(
+        nameof(LayerChanged), RoutingStrategies.Bubble);
+    public event EventHandler<DialogLayerChangeEventArgs> LayerChanged
+    {
+        add => AddHandler(LayerChangedEvent, value);
+        remove => RemoveHandler(LayerChangedEvent, value);
+    }
+
+    public void UpdateLayer(object? o)
+    {
+        if (o is DialogLayerChangeType t)
+        {
+            RaiseEvent(new DialogLayerChangeEventArgs(LayerChangedEvent, t));
+        }
+    }
+
+    protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
+    {
+        base.OnApplyTemplate(e);
+        _titleArea?.RemoveHandler(PointerMovedEvent, OnTitlePointerMove);
+        _titleArea?.RemoveHandler(PointerPressedEvent, OnTitlePointerPressed);
+        _titleArea?.RemoveHandler(PointerReleasedEvent, OnTitlePointerRelease);
+        _titleArea = e.NameScope.Find<Panel>(PART_TitleArea);
+        _titleArea?.AddHandler(PointerMovedEvent, OnTitlePointerMove, RoutingStrategies.Bubble);
+        _titleArea?.AddHandler(PointerPressedEvent, OnTitlePointerPressed, RoutingStrategies.Bubble);
+        _titleArea?.AddHandler(PointerReleasedEvent, OnTitlePointerRelease, RoutingStrategies.Bubble);
+        EventHelper.UnregisterClickEvent(OnCloseButtonClick, _closeButton);
+        _closeButton = e.NameScope.Find<Button>(PART_CloseButton);
+        EventHelper.RegisterClickEvent(OnCloseButtonClick, _closeButton);
+    }
+    
+    private void OnTitlePointerPressed(object sender, PointerPressedEventArgs e)
+    {
+        e.Source = this;
+    }
+
+    private void OnTitlePointerMove(object sender, PointerEventArgs e)
+    {
+        e.Source = this;
+    }
+
+    private void OnTitlePointerRelease(object sender, PointerReleasedEventArgs e)
+    {
+        e.Source = this;
+    }
+    
+    private void OnCloseButtonClick(object sender, RoutedEventArgs args) => Close();
+}