threading fixes

2024-01-07 22:37:54 +00:00
parent bc29fbc805
commit 9a669e695e
25 changed files with 217 additions and 92 deletions
@@ -0,0 +1,45 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Markup;
+
+namespace Hyperbar.Windows;
+
+public abstract class ValueConverter<TSource, TTarget> :
+    MarkupExtension,
+    IValueConverter
+{
+    protected override object ProvideValue(IXamlServiceProvider serviceProvider)
+    {
+        return this;
+    }
+
+    public object? Convert(object value, Type targetType, object parameter, string language)
+    {
+        return ConvertTo((TSource)value, targetType, parameter, language);
+    }
+
+    public object? ConvertBack(object value, Type targetType, object parameter, string language)
+    {
+        return ConvertBackTo((TTarget)value, targetType, parameter, language);
+    }
+
+    public TTarget? Convert(TSource value)
+    {
+        return ConvertTo(value, null, null, null);
+    }
+
+    public TSource? ConvertBack(TTarget value)
+    {
+        return ConvertBackTo(value, null, null, null);
+    }
+
+    protected virtual TTarget? ConvertTo(TSource value, Type? targetType, object? parameter, string? language)
+    {
+        return default;
+    }
+
+    protected virtual TSource? ConvertBackTo(TTarget value, Type? targetType, object? parameter, string? language)
+    {
+        return default;
+    }
+}