ClemensFischer/XAML-Map-Control
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Avalonia MapItemsControl

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ClemensFischer 2024-05-27 16:35:02 +02:00
parent 39e00b30d9
commit e9e0393074
11 changed files with 206 additions and 68 deletions
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42
MapControl/WPF/MapItemsControl.WPF.cs
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@ -4,6 +4,7 @@
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Media;
namespace MapControl
@ -15,12 +16,12 @@ namespace MapControl
DefaultStyleKeyProperty.OverrideMetadata(typeof(MapItemsControl), new FrameworkPropertyMetadata(typeof(MapItemsControl)));
}
public FrameworkElement ContainerFromItem(object item)
public MapItem ContainerFromItem(object item)
{
return (FrameworkElement)ItemContainerGenerator.ContainerFromItem(item);
return (MapItem)ItemContainerGenerator.ContainerFromItem(item);
}
public object ItemFromContainer(FrameworkElement container)
public object ItemFromContainer(MapItem container)
{
return ItemContainerGenerator.ItemFromContainer(container);
}
@ -29,5 +30,40 @@ namespace MapControl
{
SelectItemsByPosition(p => geometry.FillContains(p));
}
protected override bool IsItemItsOwnContainerOverride(object item)
{
return item is MapItem;
}
protected override DependencyObject GetContainerForItemOverride()
{
return new MapItem();
}
protected override void PrepareContainerForItemOverride(DependencyObject container, object item)
{
base.PrepareContainerForItemOverride(container, item);
if (LocationMemberPath != null && container is MapItem mapItem)
{
mapItem.SetBinding(MapItem.LocationProperty,
new Binding
{
Path = new PropertyPath(LocationMemberPath),
Source = item
});
}
}
protected override void ClearContainerForItemOverride(DependencyObject container, object item)
{
base.ClearContainerForItemOverride(container, item);
if (LocationMemberPath != null && container is MapItem mapItem)
{
mapItem.ClearValue(MapItem.LocationProperty);
}
}
}
}