feat: Add GestureRecognizers property to View and GestureElement

Dreamescaper · Nov 13, 2024 · 259a16b · 259a16b
1 parent dd834af
commit 259a16b
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Showing 4 changed files with 50 additions and 3 deletions.
diff --git a/src/BlazorBindings.Maui.ComponentGenerator/GeneratedPropertyInfo.RenderFragment.cs b/src/BlazorBindings.Maui.ComponentGenerator/GeneratedPropertyInfo.RenderFragment.cs
@@ -11,17 +11,17 @@ public partial class GeneratedPropertyInfo
     [
         "Microsoft.Maui.IElement",
         "Microsoft.Maui.Controls.BindableObject",
+        "Microsoft.Maui.Controls.IGestureRecognizer",
         "Microsoft.Maui.Controls.ControlTemplate",
         "Microsoft.Maui.Controls.DataTemplate",
-        "Microsoft.Maui.Graphics.IShape"
+        "Microsoft.Maui.Graphics.IShape",
     ];
 
     private static readonly string[] NonContentTypes =
     [
         "Microsoft.Maui.Controls.FormattedString",
         "Microsoft.Maui.Controls.ImageSource",
-        "Microsoft.Maui.Controls.ItemsLayout",
-        "Microsoft.Maui.Controls.Window",
+        "Microsoft.Maui.Controls.ItemsLayout"
     ];
 
     public bool IsRenderFragmentProperty => Kind == GeneratedPropertyKind.RenderFragment;

diff --git a/src/BlazorBindings.Maui/Elements/GestureElement.generated.cs b/src/BlazorBindings.Maui/Elements/GestureElement.generated.cs
@@ -8,6 +8,7 @@
 using BlazorBindings.Core;
 using MC = Microsoft.Maui.Controls;
 using Microsoft.AspNetCore.Components;
+using Microsoft.AspNetCore.Components.Rendering;
 using System.Threading.Tasks;
 
 #pragma warning disable MBB001
@@ -24,10 +25,37 @@ static GestureElement()
             RegisterAdditionalHandlers();
         }
 
+        /// <summary>
+        /// Gets the list of recognizers that belong to the element.
+        /// </summary>
+        /// <value>
+        /// The list of recognizers that belong to the element.
+        /// </value>
+        [Parameter] public RenderFragment GestureRecognizers { get; set; }
+
         public new MC.GestureElement NativeControl => (MC.GestureElement)((BindableObject)this).NativeControl;
 
         protected override MC.GestureElement CreateNativeElement() => new();
 
+        protected override void HandleParameter(string name, object value)
+        {
+            switch (name)
+            {
+                case nameof(GestureRecognizers):
+                    GestureRecognizers = (RenderFragment)value;
+                    break;
+
+                default:
+                    base.HandleParameter(name, value);
+                    break;
+            }
+        }
+
+        protected override void RenderAdditionalElementContent(RenderTreeBuilder builder, ref int sequence)
+        {
+            base.RenderAdditionalElementContent(builder, ref sequence);
+            RenderTreeBuilderHelper.AddListContentProperty<MC.GestureElement, MC.IGestureRecognizer>(builder, sequence++, GestureRecognizers, x => x.GestureRecognizers);
+        }
 
         static partial void RegisterAdditionalHandlers();
     }

diff --git a/src/BlazorBindings.Maui/Elements/GestureRecognizer.cs b/src/BlazorBindings.Maui/Elements/GestureRecognizer.cs
@@ -7,6 +7,11 @@ namespace BlazorBindings.Maui.Elements;
 
 public partial class GestureRecognizer : INonPhysicalChild
 {
+    // This INonPhysicalChild staff was done to allow GestureElements to be the direct child of the element.
+    // However, not all elements support that (if they have no ChildContent property). Therefore. GestureElements property is added.
+    // This thing remains in order to preserve backward compatibility.
+    // Probably should be removed at some point.
+
     void INonPhysicalChild.RemoveFromParent(object parentElement)
     {
         switch (parentElement)

diff --git a/src/BlazorBindings.Maui/Elements/View.generated.cs b/src/BlazorBindings.Maui/Elements/View.generated.cs
@@ -8,6 +8,7 @@
 using BlazorBindings.Core;
 using MC = Microsoft.Maui.Controls;
 using Microsoft.AspNetCore.Components;
+using Microsoft.AspNetCore.Components.Rendering;
 using Microsoft.Maui;
 using System.Threading.Tasks;
 
@@ -37,6 +38,10 @@ static View()
         /// Gets or sets the <see cref="T:Microsoft.Maui.Controls.LayoutOptions" /> that define how the element gets laid out in a layout cycle.
         /// </summary>
         [Parameter] public MC.LayoutOptions? VerticalOptions { get; set; }
+        /// <summary>
+        /// The collection of gesture recognizers associated with this view.
+        /// </summary>
+        [Parameter] public RenderFragment GestureRecognizers { get; set; }
 
         public new MC.View NativeControl => (MC.View)((BindableObject)this).NativeControl;
 
@@ -66,13 +71,22 @@ protected override void HandleParameter(string name, object value)
                         NativeControl.VerticalOptions = VerticalOptions ?? (MC.LayoutOptions)MC.View.VerticalOptionsProperty.DefaultValue;
                     }
                     break;
+                case nameof(GestureRecognizers):
+                    GestureRecognizers = (RenderFragment)value;
+                    break;
 
                 default:
                     base.HandleParameter(name, value);
                     break;
             }
         }
 
+        protected override void RenderAdditionalElementContent(RenderTreeBuilder builder, ref int sequence)
+        {
+            base.RenderAdditionalElementContent(builder, ref sequence);
+            RenderTreeBuilderHelper.AddListContentProperty<MC.View, MC.IGestureRecognizer>(builder, sequence++, GestureRecognizers, x => x.GestureRecognizers);
+        }
+
         static partial void RegisterAdditionalHandlers();
     }
 }