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Stylet
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Don't fetch the IViewManager every time the model changes

This commit is contained in:
Antony Male 2014-03-03 21:33:39 +00:00
parent ac83c4967d
commit 7ee1f0ac0a
1 changed files with 9 additions and 3 deletions
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12
Stylet/View.cs
View File

@ -11,7 +11,13 @@ namespace Stylet
{ {
public class View : DependencyObject public class View : DependencyObject
{ {
static readonly ContentPropertyAttribute DefaultContentProperty = new ContentPropertyAttribute("Content"); private static readonly ContentPropertyAttribute defaultContentProperty = new ContentPropertyAttribute("Content");
private static IViewManager viewManager;
static View()
{
viewManager = IoC.Get<IViewManager>();
}
public static object GetActionTarget(DependencyObject obj) public static object GetActionTarget(DependencyObject obj)
{ {
@ -37,13 +43,13 @@ namespace Stylet
} }
public static readonly DependencyProperty ModelProperty = public static readonly DependencyProperty ModelProperty =
DependencyProperty.RegisterAttached("Model", typeof(object), typeof(View), new PropertyMetadata(null, (d, e) => IoC.Get<IViewManager>().OnModelChanged(d, e) )); DependencyProperty.RegisterAttached("Model", typeof(object), typeof(View), new PropertyMetadata(null, (d, e) => viewManager.OnModelChanged(d, e) ));
public static void SetContentProperty(DependencyObject targetLocation, UIElement view) public static void SetContentProperty(DependencyObject targetLocation, UIElement view)
{ {
var type = targetLocation.GetType(); var type = targetLocation.GetType();
var contentProperty = Attribute.GetCustomAttributes(type, true).OfType<ContentPropertyAttribute>().FirstOrDefault() ?? DefaultContentProperty; var contentProperty = Attribute.GetCustomAttributes(type, true).OfType<ContentPropertyAttribute>().FirstOrDefault() ?? defaultContentProperty;
type.GetProperty(contentProperty.Name).SetValue(targetLocation, view, null); type.GetProperty(contentProperty.Name).SetValue(targetLocation, view, null);
} }