CssBox CreateSelectBox(DomElement domE,
CssBox parentBox,
BoxSpec spec,
LayoutFarm.RootGraphic rootgfx, HtmlHost host)
{
//https://www.w3schools.com/html/html_form_elements.asp
//1. as drop-down list
//2. as list-box
WebDom.Impl.HtmlElement htmlElem = ((WebDom.Impl.HtmlElement)domE);
htmlElem.HasSpecialPresentation = true;
//
LayoutFarm.HtmlWidgets.HingeBox hingeBox = new LayoutFarm.HtmlWidgets.HingeBox(100, 30); //actual controller
foreach (DomNode childNode in domE.GetChildNodeIterForward())
{
WebDom.Impl.HtmlElement childElem = childNode as WebDom.Impl.HtmlElement;
if (childElem != null)
{
//find a value
if (childElem.WellknownElementName == WellKnownDomNodeName.option)
{
DomAttribute domAttr = childElem.FindAttribute("value");
if (domAttr != null)
{
childElem.Tag = domAttr.Value;
}
}
hingeBox.AddItem(childElem);
}
}
LayoutFarm.WebDom.Impl.HtmlElement hingeBoxDom = (LayoutFarm.WebDom.Impl.HtmlElement)hingeBox.GetPresentationDomNode((WebDom.Impl.HtmlDocument)domE.OwnerDocument);
CssBox cssHingeBox = host.CreateBox(parentBox, hingeBoxDom, true); //create and append to the parentBox
//
hingeBoxDom.SetSubParentNode(domE);
cssHingeBox.IsReplacement = true;
htmlElem.SpecialPresentationUpdate = (o) =>
{
if (hingeBox.NeedUpdateDom)
{
cssHingeBox.Clear();
host.UpdateChildBoxes(hingeBoxDom, false);
}
};
#if DEBUG
//cssHingeBox.dbugMark1 = 1;
#endif
return(cssHingeBox);
}
