Daniel Clark
491 lines
21 KiB
C#
491 lines
21 KiB
C#
using Avalonia;
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using Avalonia.Controls;
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using Avalonia.Data;
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using Avalonia.Interactivity;
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using Avalonia.Markup.Xaml;
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using System.Diagnostics;
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using Toolkit.Framework.Foundation;
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namespace Toolkit.Framework.Avalonia;
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public class ContentExtension : MarkupExtension
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{
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private static readonly AttachedProperty<IMediator> MediatorProperty =
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AvaloniaProperty.RegisterAttached<ContentExtension, AvaloniaObject, IMediator>("Mediator");
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private static readonly AttachedProperty<object> ParameterProperty =
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AvaloniaProperty.RegisterAttached<ContentExtension, AvaloniaObject, object>("Parameter");
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private static readonly AvaloniaProperty ToProperty =
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AvaloniaProperty.RegisterAttached<ContentExtension, AvaloniaObject, object>("To");
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private readonly Binding? mediatorBinding;
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private readonly List<object?> parameters = new();
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private readonly Binding? toBinding;
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public ContentExtension(object mediator,
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object to)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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}
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public ContentExtension(object mediator,
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object to,
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object args1)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
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}
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public ContentExtension(object mediator,
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object to,
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object args1,
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object args2)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
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parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
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}
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public ContentExtension(object mediator,
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object to,
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object args1,
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object args2,
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object args3)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
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parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
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parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
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}
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public ContentExtension(object mediator,
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object to,
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object args1,
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object args2,
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object args3,
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object args4)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
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parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
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parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
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parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
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}
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public ContentExtension(object mediator,
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object to,
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object args1,
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object args2,
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object args3,
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object args4,
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object args5)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
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parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
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parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
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parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
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parameters.Add(args5 is MarkupExtension ? args5 : args5.ToBinding());
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}
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public ContentExtension(object mediator,
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object to,
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object args1,
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object args2,
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object args3,
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object args4,
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object args5,
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object args6)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
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parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
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parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
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parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
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parameters.Add(args5 is MarkupExtension ? args5 : args5.ToBinding());
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parameters.Add(args6 is MarkupExtension ? args6 : args6.ToBinding());
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}
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public ContentExtension(object mediator,
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object to,
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object args1,
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object args2,
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object args3,
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object args4,
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object args5,
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object args6,
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object args7)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
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parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
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parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
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parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
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parameters.Add(args5 is MarkupExtension ? args5 : args5.ToBinding());
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parameters.Add(args6 is MarkupExtension ? args6 : args6.ToBinding());
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parameters.Add(args7 is MarkupExtension ? args7 : args7.ToBinding());
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}
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public ContentExtension(object mediator,
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object to,
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object args1,
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object args2,
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object args3,
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object args4,
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object args5,
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object args6,
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object args7,
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object args8)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
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parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
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parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
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parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
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parameters.Add(args5 is MarkupExtension ? args5 : args5.ToBinding());
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parameters.Add(args6 is MarkupExtension ? args6 : args6.ToBinding());
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parameters.Add(args7 is MarkupExtension ? args7 : args7.ToBinding());
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parameters.Add(args8 is MarkupExtension ? args8 : args8.ToBinding());
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}
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public ContentExtension(object mediator,
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object to,
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object args1,
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object args2,
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object args3,
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object args4,
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object args5,
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object args6,
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object args7,
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object args8,
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object args9)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
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parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
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parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
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parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
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parameters.Add(args5 is MarkupExtension ? args5 : args5.ToBinding());
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parameters.Add(args6 is MarkupExtension ? args6 : args6.ToBinding());
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parameters.Add(args7 is MarkupExtension ? args7 : args7.ToBinding());
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parameters.Add(args8 is MarkupExtension ? args8 : args8.ToBinding());
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parameters.Add(args9 is MarkupExtension ? args9 : args9.ToBinding());
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}
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public ContentExtension(object mediator,
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object to,
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object args1,
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object args2,
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object args3,
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object args4,
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object args5,
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object args6,
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object args7,
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object args8,
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object args9,
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object args10)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
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parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
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parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
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parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
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parameters.Add(args5 is MarkupExtension ? args5 : args5.ToBinding());
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parameters.Add(args6 is MarkupExtension ? args6 : args6.ToBinding());
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parameters.Add(args7 is MarkupExtension ? args7 : args7.ToBinding());
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parameters.Add(args8 is MarkupExtension ? args8 : args8.ToBinding());
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parameters.Add(args9 is MarkupExtension ? args9 : args9.ToBinding());
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parameters.Add(args10 is MarkupExtension ? args10 : args10.ToBinding());
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}
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public ContentExtension(object mediator,
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object to,
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object args1,
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object args2,
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object args3,
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object args4,
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object args5,
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object args6,
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object args7,
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object args8,
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object args9,
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object args10,
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object args11)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
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parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
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parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
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parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
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parameters.Add(args5 is MarkupExtension ? args5 : args5.ToBinding());
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parameters.Add(args6 is MarkupExtension ? args6 : args6.ToBinding());
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parameters.Add(args7 is MarkupExtension ? args7 : args7.ToBinding());
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parameters.Add(args8 is MarkupExtension ? args8 : args8.ToBinding());
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parameters.Add(args9 is MarkupExtension ? args9 : args9.ToBinding());
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parameters.Add(args10 is MarkupExtension ? args10 : args10.ToBinding());
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parameters.Add(args11 is MarkupExtension ? args11 : args11.ToBinding());
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}
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public ContentExtension(object mediator,
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object to,
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object args1,
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object args2,
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object args3,
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object args4,
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object args5,
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object args6,
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object args7,
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object args8,
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object args9,
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object args10,
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object args11,
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object args12)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
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parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
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parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
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parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
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parameters.Add(args5 is MarkupExtension ? args5 : args5.ToBinding());
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parameters.Add(args6 is MarkupExtension ? args6 : args6.ToBinding());
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parameters.Add(args7 is MarkupExtension ? args7 : args7.ToBinding());
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parameters.Add(args8 is MarkupExtension ? args8 : args8.ToBinding());
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parameters.Add(args9 is MarkupExtension ? args9 : args9.ToBinding());
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parameters.Add(args10 is MarkupExtension ? args10 : args10.ToBinding());
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parameters.Add(args11 is MarkupExtension ? args11 : args11.ToBinding());
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parameters.Add(args12 is MarkupExtension ? args12 : args12.ToBinding());
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}
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public ContentExtension(object mediator,
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object to,
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object args1,
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object args2,
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object args3,
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object args4,
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object args5,
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object args6,
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object args7,
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object args8,
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object args9,
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object args10,
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object args11,
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object args12,
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object args13)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
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parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
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parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
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parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
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parameters.Add(args5 is MarkupExtension ? args5 : args5.ToBinding());
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parameters.Add(args6 is MarkupExtension ? args6 : args6.ToBinding());
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parameters.Add(args7 is MarkupExtension ? args7 : args7.ToBinding());
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parameters.Add(args8 is MarkupExtension ? args8 : args8.ToBinding());
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parameters.Add(args9 is MarkupExtension ? args9 : args9.ToBinding());
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parameters.Add(args10 is MarkupExtension ? args10 : args10.ToBinding());
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parameters.Add(args11 is MarkupExtension ? args11 : args11.ToBinding());
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parameters.Add(args12 is MarkupExtension ? args12 : args12.ToBinding());
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parameters.Add(args13 is MarkupExtension ? args13 : args13.ToBinding());
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}
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public ContentExtension(object mediator,
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object to,
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object args1,
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object args2,
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object args3,
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object args4,
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object args5,
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object args6,
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object args7,
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object args8,
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object args9,
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object args10,
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object args11,
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object args12,
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object args13,
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object args14)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
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parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
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parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
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parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
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parameters.Add(args5 is MarkupExtension ? args5 : args5.ToBinding());
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parameters.Add(args6 is MarkupExtension ? args6 : args6.ToBinding());
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parameters.Add(args7 is MarkupExtension ? args7 : args7.ToBinding());
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parameters.Add(args8 is MarkupExtension ? args8 : args8.ToBinding());
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parameters.Add(args9 is MarkupExtension ? args9 : args9.ToBinding());
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parameters.Add(args10 is MarkupExtension ? args10 : args10.ToBinding());
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parameters.Add(args11 is MarkupExtension ? args11 : args11.ToBinding());
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parameters.Add(args12 is MarkupExtension ? args12 : args12.ToBinding());
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parameters.Add(args13 is MarkupExtension ? args13 : args13.ToBinding());
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parameters.Add(args14 is MarkupExtension ? args14 : args14.ToBinding());
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}
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public ContentExtension(object mediator,
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object to,
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object args1,
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object args2,
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object args3,
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object args4,
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object args5,
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object args6,
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object args7,
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object args8,
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object args9,
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object args10,
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object args11,
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object args12,
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object args13,
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object args14,
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object args15)
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{
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mediatorBinding = mediator.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
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parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
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parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
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parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
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parameters.Add(args5 is MarkupExtension ? args5 : args5.ToBinding());
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parameters.Add(args6 is MarkupExtension ? args6 : args6.ToBinding());
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parameters.Add(args7 is MarkupExtension ? args7 : args7.ToBinding());
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parameters.Add(args8 is MarkupExtension ? args8 : args8.ToBinding());
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parameters.Add(args9 is MarkupExtension ? args9 : args9.ToBinding());
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parameters.Add(args10 is MarkupExtension ? args10 : args10.ToBinding());
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parameters.Add(args11 is MarkupExtension ? args11 : args11.ToBinding());
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parameters.Add(args12 is MarkupExtension ? args12 : args12.ToBinding());
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parameters.Add(args13 is MarkupExtension ? args13 : args13.ToBinding());
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parameters.Add(args14 is MarkupExtension ? args14 : args14.ToBinding());
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parameters.Add(args15 is MarkupExtension ? args15 : args15.ToBinding());
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}
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public override object? ProvideValue(IServiceProvider serviceProvider)
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{
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if (serviceProvider.GetService(typeof(IProvideValueTarget)) is IProvideValueTarget target)
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{
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AvaloniaObject? targetObject = null;
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if (target.TargetObject is AvaloniaObject avaloniaObject)
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{
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targetObject = avaloniaObject;
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}
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else if (serviceProvider.GetService(typeof(IRootObjectProvider)) is IRootObjectProvider root)
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{
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targetObject = (AvaloniaObject)root.RootObject;
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}
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if (targetObject is not null && toBinding is not null && mediatorBinding is not null)
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{
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if (target.TargetProperty is StyledProperty<object> targetProperty)
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{
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if (targetObject is Control control)
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{
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void SetContent()
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{
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targetObject.Bind(MediatorProperty, mediatorBinding);
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if (targetObject.GetValue(MediatorProperty) is IMediator mediator)
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{
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targetObject.Bind(ToProperty, toBinding);
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if (targetObject.GetValue(ToProperty) is { } to)
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{
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List<object>? parameters = new();
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foreach (object? parameter in this.parameters)
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{
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if (parameter is not null)
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{
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switch (parameter)
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{
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case IParameter keyedParameter:
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if (keyedParameter.GetValue(targetObject) is KeyValuePair<string, object> keyValuePair)
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{
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parameters.Add(keyValuePair);
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}
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break;
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default:
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if (parameter.ToBinding() is Binding defaultDinding)
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{
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targetObject.Bind(ParameterProperty, defaultDinding);
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parameters.Add((dynamic)targetObject.GetValue(ParameterProperty));
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}
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break;
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}
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}
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}
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if (to is string name)
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{
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Trace.WriteLine(name);
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ValueTask<object?> namedTask = mediator.Send(new Content(name, parameters.ToArray()));
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if (namedTask is ValueTask<object?> { Result: object result })
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{
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control.SetValue(targetProperty, result);
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}
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}
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if (to is Type type)
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{
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ValueTask<object?> typedTask = mediator.Send(new Content(type, parameters.ToArray()));
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if (typedTask is ValueTask<object?> { Result: object result })
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{
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control.SetValue(targetProperty, result);
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}
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}
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}
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}
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}
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if (!control.IsLoaded)
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{
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void HandleLoaded(object? sender, RoutedEventArgs args)
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{
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control.Loaded -= HandleLoaded;
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SetContent();
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}
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control.Loaded += HandleLoaded;
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}
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else
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{
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SetContent();
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}
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}
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}
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}
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}
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return default;
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}
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}
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