Update DockPanel.cs

Poker-sang · Arlodotexe · commit 53b886a0e860 · 2025-03-31T18:43:47.000-05:00
diff --git a/components/Primitives/src/DockPanel/DockPanel.cs b/components/Primitives/src/DockPanel/DockPanel.cs
@@ -82,7 +82,7 @@ protected override Size ArrangeOverride(Size finalSize)
             }
         }
 
-        if (LastChildFill)
+        if (LastChildFill && Children.Count > 0)
         {
             var child = Children[Children.Count - 1];
             child.Arrange(new Rect(currentBounds.X, currentBounds.Y, currentBounds.Width, currentBounds.Height));
@@ -141,7 +141,7 @@ protected override Size MeasureOverride(Size availableSize)
             }
         }
 
-        if (LastChildFill)
+        if (LastChildFill && Children.Count > 0)
         {
             var child = Children[Children.Count - 1];
             var childConstraint = new Size(

Original file line number	Diff line number	Diff line change
`@@ -82,7 +82,7 @@ protected override Size ArrangeOverride(Size finalSize)`
`82`	`82`	`}`
`83`	`83`	`}`
`84`	`84`
`85`		`- if (LastChildFill)`
	`85`	`+ if (LastChildFill && Children.Count > 0)`
`86`	`86`	`{`
`87`	`87`	`var child = Children[Children.Count - 1];`
`88`	`88`	`child.Arrange(new Rect(currentBounds.X, currentBounds.Y, currentBounds.Width, currentBounds.Height));`
`@@ -141,7 +141,7 @@ protected override Size MeasureOverride(Size availableSize)`
`141`	`141`	`}`
`142`	`142`	`}`
`143`	`143`
`144`		`- if (LastChildFill)`
	`144`	`+ if (LastChildFill && Children.Count > 0)`
`145`	`145`	`{`
`146`	`146`	`var child = Children[Children.Count - 1];`
`147`	`147`	`var childConstraint = new Size(`