public override DataTemplate SelectTemplate(object item, DependencyObject container) { if (!(container is UIElement)) { return(base.SelectTemplate(item, container)); } SwagTemplateCollection templates = new SwagTemplateCollection(); IEnumerable customSource = GetCustomTemplates(container as UIElement); ICollectionView customViewSource = CollectionViewSource.GetDefaultView(customSource); if (customViewSource != null) { foreach (SwagTemplate customTemplate in customViewSource) { templates.Add(customTemplate); } } if (StaticTemplates != null) { foreach (SwagTemplate staticTemplate in StaticTemplates) { templates.Add(staticTemplate); } } foreach (SwagTemplate template in templates) { if (!String.IsNullOrEmpty(ComparePath) && template.CompareValue != null) { PropertyInfo propInfo = ReflectionHelper.PropertyInfoCollection[item.GetType()][ComparePath]; if (propInfo.CanRead) { Object targetValue = propInfo.GetValue(item); if (targetValue.Equals(template.CompareValue)) { return(template.DataTemplate); } } } if (template.Type != null && !String.IsNullOrEmpty(template.TypePath)) { PropertyInfo propInfo = ReflectionHelper.PropertyInfoCollection[item.GetType()][template.TypePath]; if (propInfo.CanRead) { Object targetType = propInfo.GetValue(item); if (targetType != null && targetType.Equals(template.Type)) { return(template.DataTemplate); } } } if (template.Type != null && template.Type.IsInstanceOfType(item)) { return(template.DataTemplate); } } SwagTemplate customDefaultTemplate = GetCustomDefaultTemplate(container as UIElement); if (customDefaultTemplate == null && ((container is TreeViewItem) || (container is FrameworkElement && ((FrameworkElement)container).TemplatedParent is TreeViewItem))) { TreeView treeParent = container.TryFindParent <TreeView>(); customDefaultTemplate = GetCustomDefaultTemplate(treeParent); } if (customDefaultTemplate != null) { return(customDefaultTemplate.DataTemplate); } //if (DefaultTemplate != null) //{ // return DefaultTemplate.DataTemplate; //} return(base.SelectTemplate(item, container)); }
public static void SetCustomDefaultTemplate(UIElement element, SwagTemplate template) { element.SetValue(CustomDefaultTemplateProperty, template); }