protected virtual void writeHtml(HtmlTextWriter html)
{
if (!WillBeRendered())
{
return;
}
_htmlAttributes.Each((key, val) =>
{
if (val != null)
{
var stringValue = !(val is string) && key.StartsWith(DataPrefix) ? JsonUtil.ToJson(val) : val.ToString();
html.AddAttribute(key, stringValue);
}
});
if (_cssClasses.Count > 0)
{
var classValue = _cssClasses.Join(" ");
html.AddAttribute(CssClassAttribute, classValue);
}
if (_metaData.Count > 0)
{
var metadataValue = JsonUtil.ToUnsafeJson(_metaData.Inner);
html.AddAttribute(MetadataAttribute, metadataValue);
}
if (_customStyles.Count > 0)
{
var attValue = _customStyles
.Select(x => x.Key + ":" + x.Value)
.ToArray().Join(";");
html.AddAttribute(CssStyleAttribute, attValue);
}
html.RenderBeginTag(_tag);
writeInnerText(html);
_children.Each(x => x.writeHtml(html));
if (HasClosingTag())
{
html.RenderEndTag();
}
if (_next != null)
{
_next.writeHtml(html);
}
}
protected virtual void writeHtml(HtmlTextWriter html)
{
if (!WillBeRendered())
{
return;
}
if (_tag == "br")
{
new BrTag().writeHtml(html);
return;
}
if (HasTag())
{
_htmlAttributes.Each((key, attribute) =>
{
if (attribute != null)
{
var value = attribute.Value;
var stringValue = !(value is string) && key.StartsWith(DataPrefix)
? JsonUtil.ToJson(value)
: value.ToString();
html.AddAttribute(key, stringValue, attribute.IsEncoded);
}
else
{
// HtmlTextWriter treats a null value as an attribute with no value (e.g., <input required />).
html.AddAttribute(key, null, false);
}
});
if (_cssClasses.Count > 0)
{
var classValue = _cssClasses.Join(" ");
html.AddAttribute(CssClassAttribute, classValue);
}
if (_metaData.Count > 0)
{
var metadataValue = JsonUtil.ToUnsafeJson(_metaData.Inner);
html.AddAttribute(MetadataAttribute, metadataValue);
}
if (_customStyles.Count > 0)
{
var attValue = _customStyles
.Select(x => x.Key + ":" + x.Value)
.ToArray().Join(";");
html.AddAttribute(CssStyleAttribute, attValue);
}
html.RenderBeginTag(_tag);
}
writeInnerText(html);
_children.Each(x => x.writeHtml(html));
if (HasClosingTag())
{
html.RenderEndTag();
}
else
{
var currentInner = html.InnerWriter;
html.InnerWriter = new StringWriter();
if (!HasTag())
{
html.RenderBeginTag("");
}
html.RenderEndTag();
html.InnerWriter = currentInner;
}
if (_next != null)
{
_next.writeHtml(html);
}
}