Add project files.
This commit is contained in:
Daniel Clark
@@ -0,0 +1,46 @@
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using System;
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using System.Windows;
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using System.Windows.Data;
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using TheXamlGuy.Framework.Core;
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using TheXamlGuy.UI.WPF;
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namespace TheXamlGuy.Framework.WPF
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{
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public class NavigateBackExtension : TriggerExtension
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{
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private static readonly DependencyProperty EventAggregatorProperty =
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DependencyProperty.RegisterAttached("EventAggregator",
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typeof(IEventAggregator), typeof(NavigateBackExtension));
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private static readonly DependencyProperty RouteProperty =
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DependencyProperty.RegisterAttached("Route",
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typeof(object), typeof(NavigateBackExtension));
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private readonly Binding eventAggregatorBinding;
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private readonly Binding routeBinding;
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public NavigateBackExtension(object eventAggregator,
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object? route)
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{
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eventAggregatorBinding = eventAggregator.ToBinding();
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routeBinding = route.ToBinding();
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}
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protected override void OnInvoked(object sender, EventArgs args)
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{
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BindingOperations.SetBinding(TargetObject, EventAggregatorProperty, eventAggregatorBinding);
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if (TargetObject?.GetValue(EventAggregatorProperty) is IEventAggregator eventAggregator)
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{
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BindingOperations.SetBinding(TargetObject, RouteProperty, routeBinding);
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if (TargetObject.GetValue(RouteProperty) is { } toTarget)
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{
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eventAggregator.Publish(new NavigateBack(toTarget));
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}
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return;
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}
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base.OnInvoked(sender, args);
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}
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}
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}
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@@ -0,0 +1,501 @@
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using System;
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using System.Collections.Generic;
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using System.Windows;
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using System.Windows.Data;
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using System.Windows.Markup;
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using TheXamlGuy.Framework.Core;
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using TheXamlGuy.UI;
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using TheXamlGuy.UI.WPF;
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namespace TheXamlGuy.Framework.WPF;
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[ContentProperty("Parameters")]
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public class NavigateExtension : TriggerExtension
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{
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private static readonly DependencyProperty EventAggregatorProperty =
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DependencyProperty.RegisterAttached("EventAggregator",
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typeof(IEventAggregator), typeof(NavigateExtension));
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private static readonly DependencyProperty ParameterProperty =
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DependencyProperty.RegisterAttached("Parameter",
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typeof(object), typeof(NavigateExtension));
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private static readonly DependencyProperty ToProperty =
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DependencyProperty.RegisterAttached("To",
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typeof(object), typeof(NavigateExtension));
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private static readonly DependencyProperty RouteProperty =
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DependencyProperty.RegisterAttached("Route",
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typeof(object), typeof(NavigateExtension));
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private readonly Binding eventAggregatorBinding;
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private readonly Binding? toBinding;
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private readonly Binding? routeBinding;
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private readonly List<object> parameters = new();
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public NavigateExtension(object eventAggregator,
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object route,
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object to)
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{
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eventAggregatorBinding = eventAggregator.ToBinding();
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routeBinding = route.ToBinding();
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this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
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}
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public NavigateExtension(object eventAggregator,
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object route,
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object to,
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object args1)
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{
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eventAggregatorBinding = eventAggregator.ToBinding();
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routeBinding = route.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 NavigateExtension(object eventAggregator,
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object route,
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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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eventAggregatorBinding = eventAggregator.ToBinding();
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routeBinding = route.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 NavigateExtension(object eventAggregator,
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object route,
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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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eventAggregatorBinding = eventAggregator.ToBinding();
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routeBinding = route.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 NavigateExtension(object eventAggregator,
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object route,
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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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eventAggregatorBinding = eventAggregator.ToBinding();
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routeBinding = route.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 NavigateExtension(object eventAggregator,
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object route,
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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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eventAggregatorBinding = eventAggregator.ToBinding();
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routeBinding = route.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 NavigateExtension(object eventAggregator,
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object route,
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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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eventAggregatorBinding = eventAggregator.ToBinding();
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routeBinding = route.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 NavigateExtension(object eventAggregator,
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object route,
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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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eventAggregatorBinding = eventAggregator.ToBinding();
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routeBinding = route.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 NavigateExtension(object eventAggregator,
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object route,
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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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eventAggregatorBinding = eventAggregator.ToBinding();
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routeBinding = route.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 NavigateExtension(object eventAggregator,
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object route,
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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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eventAggregatorBinding = eventAggregator.ToBinding();
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routeBinding = route.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 NavigateExtension(object eventAggregator,
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object route,
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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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eventAggregatorBinding = eventAggregator.ToBinding();
|
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routeBinding = route.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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|
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public NavigateExtension(object eventAggregator,
|
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object route,
|
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object to,
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object args1,
|
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object args2,
|
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object args3,
|
||||
object args4,
|
||||
object args5,
|
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object args6,
|
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object args7,
|
||||
object args8,
|
||||
object args9,
|
||||
object args10,
|
||||
object args11)
|
||||
{
|
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eventAggregatorBinding = eventAggregator.ToBinding();
|
||||
routeBinding = route.ToBinding();
|
||||
|
||||
this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
|
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|
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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());
|
||||
parameters.Add(args10 is MarkupExtension ? args10 : args10.ToBinding());
|
||||
parameters.Add(args11 is MarkupExtension ? args11 : args11.ToBinding());
|
||||
}
|
||||
|
||||
public NavigateExtension(object eventAggregator,
|
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object route,
|
||||
object to,
|
||||
object args1,
|
||||
object args2,
|
||||
object args3,
|
||||
object args4,
|
||||
object args5,
|
||||
object args6,
|
||||
object args7,
|
||||
object args8,
|
||||
object args9,
|
||||
object args10,
|
||||
object args11,
|
||||
object args12)
|
||||
{
|
||||
eventAggregatorBinding = eventAggregator.ToBinding();
|
||||
routeBinding = route.ToBinding();
|
||||
|
||||
this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
|
||||
|
||||
parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
|
||||
parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
|
||||
parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
|
||||
parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
|
||||
parameters.Add(args5 is MarkupExtension ? args5 : args5.ToBinding());
|
||||
parameters.Add(args6 is MarkupExtension ? args6 : args6.ToBinding());
|
||||
parameters.Add(args7 is MarkupExtension ? args7 : args7.ToBinding());
|
||||
parameters.Add(args8 is MarkupExtension ? args8 : args8.ToBinding());
|
||||
parameters.Add(args9 is MarkupExtension ? args9 : args9.ToBinding());
|
||||
parameters.Add(args10 is MarkupExtension ? args10 : args10.ToBinding());
|
||||
parameters.Add(args11 is MarkupExtension ? args11 : args11.ToBinding());
|
||||
parameters.Add(args12 is MarkupExtension ? args12 : args12.ToBinding());
|
||||
}
|
||||
|
||||
public NavigateExtension(object eventAggregator,
|
||||
object route,
|
||||
object to,
|
||||
object args1,
|
||||
object args2,
|
||||
object args3,
|
||||
object args4,
|
||||
object args5,
|
||||
object args6,
|
||||
object args7,
|
||||
object args8,
|
||||
object args9,
|
||||
object args10,
|
||||
object args11,
|
||||
object args12,
|
||||
object args13)
|
||||
{
|
||||
eventAggregatorBinding = eventAggregator.ToBinding();
|
||||
routeBinding = route.ToBinding();
|
||||
|
||||
this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
|
||||
|
||||
parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
|
||||
parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
|
||||
parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
|
||||
parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
|
||||
parameters.Add(args5 is MarkupExtension ? args5 : args5.ToBinding());
|
||||
parameters.Add(args6 is MarkupExtension ? args6 : args6.ToBinding());
|
||||
parameters.Add(args7 is MarkupExtension ? args7 : args7.ToBinding());
|
||||
parameters.Add(args8 is MarkupExtension ? args8 : args8.ToBinding());
|
||||
parameters.Add(args9 is MarkupExtension ? args9 : args9.ToBinding());
|
||||
parameters.Add(args10 is MarkupExtension ? args10 : args10.ToBinding());
|
||||
parameters.Add(args11 is MarkupExtension ? args11 : args11.ToBinding());
|
||||
parameters.Add(args12 is MarkupExtension ? args12 : args12.ToBinding());
|
||||
parameters.Add(args13 is MarkupExtension ? args13 : args13.ToBinding());
|
||||
}
|
||||
|
||||
public NavigateExtension(object eventAggregator,
|
||||
object route,
|
||||
object to,
|
||||
object args1,
|
||||
object args2,
|
||||
object args3,
|
||||
object args4,
|
||||
object args5,
|
||||
object args6,
|
||||
object args7,
|
||||
object args8,
|
||||
object args9,
|
||||
object args10,
|
||||
object args11,
|
||||
object args12,
|
||||
object args13,
|
||||
object args14)
|
||||
{
|
||||
eventAggregatorBinding = eventAggregator.ToBinding();
|
||||
routeBinding = route.ToBinding();
|
||||
|
||||
this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
|
||||
|
||||
parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
|
||||
parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
|
||||
parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
|
||||
parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
|
||||
parameters.Add(args5 is MarkupExtension ? args5 : args5.ToBinding());
|
||||
parameters.Add(args6 is MarkupExtension ? args6 : args6.ToBinding());
|
||||
parameters.Add(args7 is MarkupExtension ? args7 : args7.ToBinding());
|
||||
parameters.Add(args8 is MarkupExtension ? args8 : args8.ToBinding());
|
||||
parameters.Add(args9 is MarkupExtension ? args9 : args9.ToBinding());
|
||||
parameters.Add(args10 is MarkupExtension ? args10 : args10.ToBinding());
|
||||
parameters.Add(args11 is MarkupExtension ? args11 : args11.ToBinding());
|
||||
parameters.Add(args12 is MarkupExtension ? args12 : args12.ToBinding());
|
||||
parameters.Add(args13 is MarkupExtension ? args13 : args13.ToBinding());
|
||||
parameters.Add(args14 is MarkupExtension ? args14 : args14.ToBinding());
|
||||
}
|
||||
|
||||
public NavigateExtension(object eventAggregator,
|
||||
object route,
|
||||
object to,
|
||||
object args1,
|
||||
object args2,
|
||||
object args3,
|
||||
object args4,
|
||||
object args5,
|
||||
object args6,
|
||||
object args7,
|
||||
object args8,
|
||||
object args9,
|
||||
object args10,
|
||||
object args11,
|
||||
object args12,
|
||||
object args13,
|
||||
object args14,
|
||||
object args15)
|
||||
{
|
||||
eventAggregatorBinding = eventAggregator.ToBinding();
|
||||
routeBinding = route.ToBinding();
|
||||
|
||||
this.toBinding = to is Binding toBinding ? toBinding : to.ToBinding();
|
||||
|
||||
parameters.Add(args1 is MarkupExtension ? args1 : args1.ToBinding());
|
||||
parameters.Add(args2 is MarkupExtension ? args2 : args2.ToBinding());
|
||||
parameters.Add(args3 is MarkupExtension ? args3 : args3.ToBinding());
|
||||
parameters.Add(args4 is MarkupExtension ? args4 : args4.ToBinding());
|
||||
parameters.Add(args5 is MarkupExtension ? args5 : args5.ToBinding());
|
||||
parameters.Add(args6 is MarkupExtension ? args6 : args6.ToBinding());
|
||||
parameters.Add(args7 is MarkupExtension ? args7 : args7.ToBinding());
|
||||
parameters.Add(args8 is MarkupExtension ? args8 : args8.ToBinding());
|
||||
parameters.Add(args9 is MarkupExtension ? args9 : args9.ToBinding());
|
||||
parameters.Add(args10 is MarkupExtension ? args10 : args10.ToBinding());
|
||||
parameters.Add(args11 is MarkupExtension ? args11 : args11.ToBinding());
|
||||
parameters.Add(args12 is MarkupExtension ? args12 : args12.ToBinding());
|
||||
parameters.Add(args13 is MarkupExtension ? args13 : args13.ToBinding());
|
||||
parameters.Add(args14 is MarkupExtension ? args14 : args14.ToBinding());
|
||||
parameters.Add(args15 is MarkupExtension ? args15 : args15.ToBinding());
|
||||
}
|
||||
|
||||
protected override void OnInvoked(object sender, EventArgs args)
|
||||
{
|
||||
BindingOperations.SetBinding(TargetObject, EventAggregatorProperty, eventAggregatorBinding);
|
||||
if (TargetObject?.GetValue(EventAggregatorProperty) is IEventAggregator eventAggregator)
|
||||
{
|
||||
List<object>? parameters = new();
|
||||
|
||||
foreach (object? parameter in this.parameters)
|
||||
{
|
||||
switch (parameter)
|
||||
{
|
||||
case IParameter keyedParameter:
|
||||
BindingOperations.SetBinding(TargetObject, ParameterProperty, parameter.ToBinding());
|
||||
parameters.Add(new KeyValuePair<string, object>(keyedParameter.Key, (dynamic)TargetObject.GetValue(ParameterProperty)));
|
||||
break;
|
||||
case IEventParameter eventParameter:
|
||||
parameters.AddRange(eventParameter.GetParameters(args));
|
||||
break;
|
||||
default:
|
||||
BindingOperations.SetBinding(TargetObject, ParameterProperty, parameter.ToBinding());
|
||||
parameters.Add((dynamic)TargetObject.GetValue(ParameterProperty));
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
BindingOperations.SetBinding(TargetObject, RouteProperty, routeBinding);
|
||||
if (TargetObject.GetValue(RouteProperty) is { } route)
|
||||
{
|
||||
BindingOperations.SetBinding(TargetObject, ToProperty, toBinding);
|
||||
if (TargetObject.GetValue(ToProperty) is string name)
|
||||
{
|
||||
if (toBinding?.StringFormat is { } format)
|
||||
{
|
||||
name = string.Format(format, name);
|
||||
}
|
||||
|
||||
eventAggregator.Publish(new Navigate(name, parameters.ToArray()) { Route = route });
|
||||
}
|
||||
|
||||
if (TargetObject.GetValue(ToProperty) is Type type)
|
||||
{
|
||||
eventAggregator.Publish(new Navigate(type, parameters.ToArray()) { Route = route });
|
||||
}
|
||||
}
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
base.OnInvoked(sender, args);
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,17 @@
|
||||
using System.Windows;
|
||||
|
||||
namespace TheXamlGuy.Framework.WPF
|
||||
{
|
||||
public class NavigationParameter : DependencyObject
|
||||
{
|
||||
public static readonly DependencyProperty ValueProperty =
|
||||
DependencyProperty.Register(nameof(Value),
|
||||
typeof(object), typeof(NavigationParameter));
|
||||
|
||||
public object Value
|
||||
{
|
||||
get => GetValue(ValueProperty);
|
||||
set => SetValue(ValueProperty, value);
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,9 @@
|
||||
using System.Collections.ObjectModel;
|
||||
|
||||
namespace TheXamlGuy.Framework.WPF
|
||||
{
|
||||
public class NavigationParameterCollection : ObservableCollection<NavigationParameter>
|
||||
{
|
||||
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,94 @@
|
||||
using System;
|
||||
using System.Windows;
|
||||
using System.Windows.Controls;
|
||||
using System.Windows.Data;
|
||||
using System.Windows.Markup;
|
||||
using TheXamlGuy.UI.WPF;
|
||||
|
||||
namespace TheXamlGuy.Framework.WPF
|
||||
{
|
||||
[MarkupExtensionReturnType(typeof(Control))]
|
||||
public class RouteExtension : MarkupExtension
|
||||
{
|
||||
private static readonly DependencyProperty RouteProperty =
|
||||
DependencyProperty.RegisterAttached("Route",
|
||||
typeof(IRoute), typeof(RouteExtension));
|
||||
|
||||
private readonly string name;
|
||||
private readonly Binding routeBinding;
|
||||
private PropertyChangedRevoker? dataContextPropertyChangedRevoker;
|
||||
|
||||
public RouteExtension(object route, string name)
|
||||
{
|
||||
routeBinding = route.ToBinding();
|
||||
this.name = name;
|
||||
}
|
||||
|
||||
private bool TryGetDataContext(DependencyObject target, out object dataContext)
|
||||
{
|
||||
dataContext = target.GetValue(FrameworkElement.DataContextProperty) ?? target.GetValue(FrameworkContentElement.DataContextProperty);
|
||||
return dataContext is not null;
|
||||
}
|
||||
|
||||
public override object? ProvideValue(IServiceProvider serviceProvider)
|
||||
{
|
||||
if (dataContextPropertyChangedRevoker is not null)
|
||||
{
|
||||
dataContextPropertyChangedRevoker.Dispose();
|
||||
dataContextPropertyChangedRevoker = null;
|
||||
}
|
||||
|
||||
if (serviceProvider.GetService(typeof(IProvideValueTarget)) is IProvideValueTarget target)
|
||||
{
|
||||
if (target.TargetObject is FrameworkElement frameworkElement)
|
||||
{
|
||||
if (!TryGetDataContext(frameworkElement, out object dataContext))
|
||||
{
|
||||
dataContextPropertyChangedRevoker = new PropertyChangedRevoker(frameworkElement, FrameworkElement.DataContextProperty, OnDataContextPropertyChangedChanged);
|
||||
void OnDataContextPropertyChangedChanged(object sender, DependencyPropertyChangedEventArgs _)
|
||||
{
|
||||
if (TryGetDataContext(frameworkElement, out dataContext))
|
||||
{
|
||||
frameworkElement.Loaded -= HandleLoaded;
|
||||
|
||||
BindingOperations.SetBinding(frameworkElement, RouteProperty, routeBinding);
|
||||
if (frameworkElement?.GetValue(RouteProperty) is IRoute route)
|
||||
{
|
||||
route.AddRoute(name, frameworkElement);
|
||||
BindingOperations.ClearBinding(frameworkElement, RouteProperty);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void HandleLoaded(object sender, RoutedEventArgs args)
|
||||
{
|
||||
frameworkElement.Loaded -= HandleLoaded;
|
||||
if (TryGetDataContext(frameworkElement, out dataContext))
|
||||
{
|
||||
BindingOperations.SetBinding(frameworkElement, RouteProperty, routeBinding);
|
||||
if (frameworkElement?.GetValue(RouteProperty) is IRoute route)
|
||||
{
|
||||
route.AddRoute(name, frameworkElement);
|
||||
BindingOperations.ClearBinding(frameworkElement, RouteProperty);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
frameworkElement.Loaded += HandleLoaded;
|
||||
}
|
||||
else
|
||||
{
|
||||
BindingOperations.SetBinding(frameworkElement, RouteProperty, routeBinding);
|
||||
if (frameworkElement?.GetValue(RouteProperty) is IRoute route)
|
||||
{
|
||||
route.AddRoute(name, frameworkElement);
|
||||
BindingOperations.ClearBinding(frameworkElement, RouteProperty);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return null;
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user