protected override void PrepareContainerForItemOverride(DependencyObject obj, object item)
{
base.PrepareContainerForItemOverride(obj, item);
var gridViewItem = obj as GridViewItem;
if (gridViewItem != null && ItemContainerStyleSelector != null)
{
gridViewItem.Style = ItemContainerStyleSelector.SelectStyle(item, obj);
}
}
protected override void PrepareContainerForItemOverride(DependencyObject element, object item)
{
base.PrepareContainerForItemOverride(element, item);
if (ItemContainerStyleSelector != null)
{
var fElement = element as FrameworkElement;
if (fElement == null)
{
return;
}
fElement.Style = ItemContainerStyleSelector.SelectStyle(item, null);
}
}
protected override void PrepareContainerForItemOverride(DependencyObject element, object item)
{
base.PrepareContainerForItemOverride(element, item);
if (ItemContainerStyleSelector != null && element is FrameworkElement container)
{
var style = ItemContainerStyleSelector.SelectStyle(item, element);
if (style != null)
{
container.Style = style;
}
}
if (ItemContainerTemplateSelector != null && element is MenuItem menuItem)
{
menuItem.SetValueIfDefault(ItemContainerTemplateSelectorProperty, ItemContainerTemplateSelector);
menuItem.SetValueIfDefault(UsesItemContainerTemplateProperty, UsesItemContainerTemplate);
}
}
protected override void PrepareContainerForItemOverride(DependencyObject element, object item)
{
base.PrepareContainerForItemOverride(element, item);
if (ItemContainerStyleSelector != null && element is FrameworkElement container)
{
var style = ItemContainerStyleSelector.SelectStyle(item, element);
if (style != null)
{
container.Style = style;
}
if (container is ItemsControl itemsControl)
{
itemsControl.SetValueIfDefault(ItemContainerStyleSelectorProperty, ItemContainerStyleSelector);
}
}
if (ItemContainerTemplateSelector != null && element is MenuItem menuItem)
{
menuItem.SetValueIfDefault(ItemContainerTemplateSelectorProperty, ItemContainerTemplateSelector);
menuItem.SetValueIfDefault(UsesItemContainerTemplateProperty, UsesItemContainerTemplate);
}
var itemsCommandParameterPropertySource = DependencyPropertyHelper.GetValueSource(this, ItemsCommandParameterProperty);
if (itemsCommandParameterPropertySource.BaseValueSource > BaseValueSource.Default)
{
element.SetBindingIfDefault(MenuItem.CommandParameterProperty,
new Binding
{
Source = this,
Path = new PropertyPath(ItemsCommandParameterProperty)
});
}
}
protected virtual void PrepareContainerForItemOverride(object item, FrameworkElement container)
{
if (container is IItemContainer)
{
DataTemplate itemTemplate = ItemTemplate ?? (ItemTemplateSelector != null ? ItemTemplateSelector.SelectTemplate(item, container) : null);
Style itemContainerStyle = ItemContainerStyle ?? (ItemContainerStyleSelector != null ? ItemContainerStyleSelector.SelectStyle(item, container) : null);
((IItemContainer)container).PrepareContainerForItem(item, itemTemplate, itemContainerStyle);
}
}
