private string getJsInitStatements()
{
if (webFormsLocalData == null)
{
throw new ApplicationException("webFormsLocalData not set");
}
webFormsFocusDependentData = webFormsLocalData.FocusDependentDataGetter(isFocused);
return(webFormsFocusDependentData.JsInitStatements);
}
private PageNode buildNode(PageComponent component, IdGenerator idGenerator, bool inEtherealContainer, bool inJsInitElement)
{
nodeCount += 1;
IReadOnlyCollection <PageNode> buildChildren(IEnumerable <PageComponent> children, IdGenerator g) =>
children.Select(i => buildNode(i, g, inEtherealContainer, inJsInitElement)).Materialize();
if (component is ElementNode elementNode)
{
FormState.Current.SetForNextElement();
var id = idGenerator.GenerateId();
idSetter(id);
var data = elementNode.ElementDataGetter(new ElementContext(id));
ElementNodeLocalData localData = null;
ElementNodeFocusDependentData focusDependentData = null;
var node = new PageNode(
elementNode,
elementNode.FormValue,
buildChildren(data.Children, idGenerator),
buildChildren(data.EtherealChildren, idGenerator),
() => {
// Defer attribute creation for the JavaScript initialization element.
if (inJsInitElement)
{
return(new FocusabilityCondition(false));
}
localData = data.LocalDataGetter();
return(localData.FocusabilityCondition);
},
(isFocused, writer) => {
// Defer attribute creation for the JavaScript initialization element.
if (inJsInitElement)
{
return;
}
focusDependentData = localData.FocusDependentDataGetter(isFocused);
writer.Write(focusDependentData.JsInitStatements);
},
() => {
if (inJsInitElement)
{
localData = data.LocalDataGetter();
focusDependentData = localData.FocusDependentDataGetter(false);
}
var attributes = focusDependentData.Attributes;
if (focusDependentData.IncludeIdAttribute)
{
attributes = attributes.Append(new ElementAttribute("id", data.ClientSideIdOverride.Any() ? data.ClientSideIdOverride : id));
}
return(localData.ElementName, attributes);
});
/// <summary>
/// Creates a local-data object for a nonfocusable element node.
/// </summary>
public ElementNodeLocalData(string elementName, ElementNodeFocusDependentData focusDependentData)
{
ElementName = elementName;
FocusabilityCondition = new FocusabilityCondition(false);
FocusDependentDataGetter = isFocused => focusDependentData;
}
