CssBox CreateTextAreaElement(HtmlElement domE,
CssBox parentBox,
BoxSpec spec,
HtmlHost host)
{
//mulitline
//TODO: review default size of a textarea...
HtmlTextAreaElement htmlTextAreaElem = (HtmlTextAreaElement)domE;
var textbox = new LayoutFarm.CustomWidgets.TextBoxContainer(100, 60, true);
var subdomExtender = new TextAreaInputSubDomExtender(textbox);
CssBox wrapperBox = CreateCssWrapper(
host,
textbox,
textbox.GetPrimaryRenderElement(),
spec,
subdomExtender,
true);
textbox.KeyDown += (s, e) =>
{
((LayoutFarm.UI.IUIEventListener)domE).ListenKeyDown(e);
};
htmlTextAreaElem.SubDomExtender = subdomExtender;//connect
//place holder support
DomAttribute placeHolderAttr = domE.FindAttribute("placeholder");
if (placeHolderAttr != null)
{
textbox.PlaceHolderText = placeHolderAttr.Value;
}
parentBox.AppendChild(wrapperBox);
//content of text area
HtmlTextNode textNode = null;
foreach (DomNode child in domE.GetChildNodeIterForward())
{
switch (child.NodeKind)
{
case HtmlNodeKind.TextNode:
{
textNode = (HtmlTextNode)child;
}
break;
}
if (textNode != null)
{
break;
}
}
if (textNode != null)
{
//if first line is blank line we skip
//TODO: review here
System.Collections.Generic.List <string> strList = new System.Collections.Generic.List <string>();
int lineCount = 0;
using (System.IO.StringReader strReader = new System.IO.StringReader(new string(textNode.GetOriginalBuffer())))
{
string line = strReader.ReadLine();
while (line != null)
{
if (lineCount == 0)
{
if (line.Trim() != string.Empty)
{
strList.Add(line);
}
}
else
{
strList.Add(line);
}
lineCount++;
line = strReader.ReadLine();
}
if (strList.Count > 0)
{
//check last line
line = strList[strList.Count - 1];
if (line.Trim() == string.Empty)
{
strList.RemoveAt(strList.Count - 1);
}
}
}
//
if (strList.Count > 0)
{
textbox.SetText(strList);
}
}
return(wrapperBox);
}
void IHtmlTextAreaSubDomExtender.SetInputValue(string value) => _textboxContainer.SetText(value);