/// <summary>
/// Creates an autofocus region.
/// </summary>
/// <param name="condition">Do not pass null.</param>
/// <param name="children"></param>
public PhrasingAutofocusRegion(AutofocusCondition condition, IReadOnlyCollection <PhrasingComponent> children)
{
this.children = new FlowAutofocusRegion(condition, children).ToCollection();
}
/// <summary>
/// Creates an autofocus region.
/// </summary>
/// <param name="condition">Do not pass null.</param>
/// <param name="children"></param>
public EtherealAutofocusRegion(AutofocusCondition condition, IReadOnlyCollection <EtherealComponent> children)
{
Condition = condition;
this.children = children;
}
/// <summary>
/// Creates a component-list setup object.
/// </summary>
/// <param name="displaySetup"></param>
/// <param name="isOrdered">Pass true if the list items have been intentionally ordered, such that changing the order would change the meaning of the page.</param>
/// <param name="classes">The classes on the list.</param>
/// <param name="lastItemAutofocusCondition">Pass a value to wrap the last list item in an autofocus region with the specified condition.</param>
/// <param name="tailUpdateRegions">The tail update regions.</param>
/// <param name="itemInsertionUpdateRegions"></param>
/// <param name="etherealContent"></param>
public ComponentListSetup(
DisplaySetup displaySetup = null, bool isOrdered = false, ElementClassSet classes = null, AutofocusCondition lastItemAutofocusCondition = null,
IEnumerable <TailUpdateRegion> tailUpdateRegions = null, IEnumerable <ItemInsertionUpdateRegion> itemInsertionUpdateRegions = null,
IReadOnlyCollection <EtherealComponent> etherealContent = null)
{
componentGetter = (listTypeClasses, items) => {
items = items.ToImmutableArray();
var itemComponents = items.Select(i => i.Item2).ToImmutableArray();
var itemComponentsById = items.Where(i => i.Item1.Id.Any()).ToDictionary(i => i.Item1.Id, i => i.Item2);
return(new IdentifiedFlowComponent(
() => new IdentifiedComponentData <FlowComponentOrNode>(
"",
new[]
{
new UpdateRegionLinker(
"tail",
from region in tailUpdateRegions ?? ImmutableArray <TailUpdateRegion> .Empty
let staticItemCount = items.Count() - region.UpdatingItemCount
select new PreModificationUpdateRegion(region.Sets, () => itemComponents.Skip(staticItemCount), staticItemCount.ToString),
arg => itemComponents.Skip(int.Parse(arg))),
new UpdateRegionLinker(
"add",
from region in itemInsertionUpdateRegions ?? ImmutableArray <ItemInsertionUpdateRegion> .Empty
select new PreModificationUpdateRegion(
region.Sets,
() => ImmutableArray <PageComponent> .Empty,
() => StringTools.ConcatenateWithDelimiter(",", region.NewItemIdGetter().ToArray())),
arg => arg.Separate(",", false).Where(itemComponentsById.ContainsKey).Select(i => itemComponentsById[i])),
new UpdateRegionLinker(
"remove",
items.Select(
(item, index) => new PreModificationUpdateRegion(
item.Item1.RemovalUpdateRegionSets,
() => itemComponents.ElementAt(index).ToCollection(),
() => "")),
arg => ImmutableArray <PageComponent> .Empty)
},
new ErrorSourceSet(),
errorsBySource => new DisplayableElement(
context => {
return new DisplayableElementData(
displaySetup,
() => new DisplayableElementLocalData(isOrdered ? "ol" : "ul"),
classes: CssElementCreator.AllListsClass.Add(listTypeClasses).Add(classes ?? ElementClassSet.Empty),
children: itemComponents.Select(
(component, index) => index == itemComponents.Length - 1 && lastItemAutofocusCondition != null
? new FlowAutofocusRegion(
lastItemAutofocusCondition,
new CustomFlowComponent(component.ToCollection()).ToCollection())
: component)
.Materialize(),
etherealChildren: etherealContent);
}).ToCollection())).ToCollection());
};
}
/// <summary>
/// Creates an autofocus region.
/// </summary>
/// <param name="condition">Do not pass null.</param>
/// <param name="children"></param>
public FlowAutofocusRegion(AutofocusCondition condition, IReadOnlyCollection <FlowComponent> children)
{
Condition = condition;
this.children = children;
}
