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remove handlers before adding handlers

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This commit is contained in:
Gehongyan
2025-04-29 22:28:53 +08:00
parent 171dd85382
commit 35fa4a6c24
1 changed files with 4 additions and 1 deletions
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5
src/Ursa/Controls/Badge/Badge.cs
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@@ -70,11 +70,14 @@ public class Badge : HeaderedContentControl
protected override void OnApplyTemplate(TemplateAppliedEventArgs e) protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{ {
_badgeContainer?.RemoveHandler(SizeChangedEvent, OnBadgeSizeChanged);
base.OnApplyTemplate(e); base.OnApplyTemplate(e);
_badgeContainer = e.NameScope.Find<Border>(PART_BadgeContainer); _badgeContainer = e.NameScope.Find<Border>(PART_BadgeContainer);
_badgeContainer?.AddHandler(SizeChangedEvent, (_, _) => UpdateBadgePosition()); _badgeContainer?.AddHandler(SizeChangedEvent, OnBadgeSizeChanged);
} }
private void OnBadgeSizeChanged(object? sender, SizeChangedEventArgs e) => UpdateBadgePosition();
private void UpdateBadgePosition() private void UpdateBadgePosition()
{ {
var vertical = CornerPosition is CornerPosition.BottomLeft or CornerPosition.BottomRight ? 1 : -1; var vertical = CornerPosition is CornerPosition.BottomLeft or CornerPosition.BottomRight ? 1 : -1;