ClemensFischer/XAML-Map-Control
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MapMenuItem

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This commit is contained in:
ClemensFischer 2025-09-20 14:02:42 +02:00
parent 616b2bf3f7
commit 3f16d1d637
10 changed files with 54 additions and 82 deletions
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2
MapUiTools/Shared/MapLayerMenuItem.cs
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@ -29,7 +29,7 @@ namespace MapControl.UiTools
#endif
public FrameworkElement MapLayer { get; set; }
public override bool GetIsChecked(MapBase map)
protected override bool GetIsChecked(MapBase map)
{
return MapLayer != null && map.Children.Contains(MapLayer);
}

30
MapUiTools/Shared/MapMenuItem.cs Normal file
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@ -0,0 +1,30 @@
using System.Threading.Tasks;
namespace MapControl.UiTools
{
public abstract partial class MapMenuItem
{
public abstract Task ExecuteAsync(MapBase map);
protected abstract bool GetIsChecked(MapBase map);
protected virtual bool GetIsEnabled(MapBase map) => true;
private void Initialize()
{
if (DataContext is MapBase map)
{
IsEnabled = GetIsEnabled(map);
IsChecked = GetIsChecked(map);
}
}
private async void Execute()
{
if (DataContext is MapBase map)
{
await ExecuteAsync(map);
}
}
}
}

18
MapUiTools/Shared/MapProjectionMenuItem.cs
View file

@ -1,5 +1,6 @@
using System;
using System.Diagnostics;
using System.Linq;
using System.Threading.Tasks;
#if WPF
using System.Windows.Markup;
@ -14,20 +15,25 @@ using Avalonia.Metadata;
namespace MapControl.UiTools
{
#if WPF
[ContentProperty(nameof(MapProjection))]
[ContentProperty(nameof(CrsId))]
#elif UWP || WINUI
[ContentProperty(Name = nameof(MapProjection))]
[ContentProperty(Name = nameof(CrsId))]
#endif
public partial class MapProjectionMenuItem : MapMenuItem
{
#if AVALONIA
[Content]
#endif
public string MapProjection { get; set; }
public string CrsId { get; set; }
public override bool GetIsChecked(MapBase map)
protected override bool GetIsEnabled(MapBase map)
{
return map.MapProjection.ToString() == MapProjection;
return map.MapLayer is not IMapLayer mapLayer || mapLayer.SupportedCrsIds.Contains(CrsId);
}
protected override bool GetIsChecked(MapBase map)
{
return map.MapProjection.CrsId == CrsId;
}
public override Task ExecuteAsync(MapBase map)
@ -36,7 +42,7 @@ namespace MapControl.UiTools
{
try
{
map.MapProjection = MapControl.MapProjection.Parse(MapProjection);
map.MapProjection = MapProjection.Parse(CrsId);
}
catch (Exception ex)
{