ClemensFischer/XAML-Map-Control
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Update MapOverlaysPanel.cs

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ClemensFischer 2026-04-28 21:24:55 +02:00
parent d80f4ff532
commit 90e4a73d83
1 changed files with 17 additions and 10 deletions
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27
MapControl/Shared/MapOverlaysPanel.cs
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@ -24,6 +24,7 @@ public partial class MapOverlaysPanel : MapPanel
async (control, oldValue, newValue) => await control.SourcePathsPropertyChanged(oldValue, newValue));
private readonly UpdateTimer updateTimer;
private bool isUpdating;
public MapOverlaysPanel()
{
@ -61,17 +62,23 @@ public partial class MapOverlaysPanel : MapPanel
private async Task UpdateChildren()
{
updateTimer.Stop();
var overlays = SourcePaths != null
? await Task.WhenAll(SourcePaths.ToList().Select(GetOverlay))
: [];
Children.Clear();
foreach (var overlay in overlays.Where(overlay => overlay != null))
if (!isUpdating)
{
Children.Add(overlay);
isUpdating = true;
updateTimer.Stop();
var paths = SourcePaths?.ToList() ?? [];
var overlays = await Task.WhenAll(paths.Select(GetOverlay));
Children.Clear();
foreach (var overlay in overlays.Where(overlay => overlay != null))
{
Children.Add(overlay);
}
isUpdating = false;
}
}