private static bool Parse(DomElement parentElement, AuthoringScope authoringScope, string text,
Regex regex, TextBlockModifier expectedModifier)
{
Match match = regex.Match(text);
if (match.Success)
{
//
// Parsing prefix...
ParsePrefix(parentElement, authoringScope, text, match);
//
// ...text block itself...
TextBlock textBlock = new TextBlock(parentElement, CreateInlineElementAttributes(match),
match.Groups["Text"].Value, expectedModifier);
parentElement.AppendChild(textBlock);
//
// ...and finally parse suffux
ParseSuffix(parentElement, authoringScope, text, match);
return(true);
} // if
return(false);
}
/// <summary>
/// Template method which is invoked from <see cref="ElementParserBase.Parse"/> when
/// a match is encountered.
/// </summary>
/// <param name="authoringEngine"></param>
/// <param name="parentElement"></param>
/// <param name="match"></param>
protected override void ProcessMatch(IAuthoringEngine authoringEngine, DomElement parentElement, Match match)
{
Acronym acronym = new Acronym(parentElement, match.Groups["Text"].Value,
match.Groups["Acronym"].Value);
parentElement.AppendChild(acronym);
}
/// <summary>
/// Template method which is invoked from <see cref="ElementParserBase.Parse"/> when
/// a match is encountered.
/// </summary>
/// <param name="authoringEngine"></param>
/// <param name="parentElement"></param>
/// <param name="match"></param>
protected override void ProcessMatch(IAuthoringEngine authoringEngine, DomElement parentElement, Match match)
{
FootnoteReference footnoteReference = new FootnoteReference(parentElement,
Convert.ToInt32(match.Groups["FootnoteID"].Value));
parentElement.AppendChild(footnoteReference);
}
/// <summary>
/// Template method which is invoked from <see cref="ElementParserBase.Parse"/> when
/// a match is encountered.
/// </summary>
/// <param name="authoringEngine"></param>
/// <param name="parentElement"></param>
/// <param name="match"></param>
protected override void ProcessMatch(IAuthoringEngine authoringEngine, DomElement parentElement, Match match)
{
TextBlock textBlock = new TextBlock(parentElement, InlineElementAttributes.Empty,
match.Groups["Text"].Value, TextBlockFormatting.Unknown);
parentElement.AppendChild(textBlock);
}
/// <summary>
/// Template method which is invoked from <see cref="ElementParserBase.Parse"/> when
/// a match is encountered.
/// </summary>
/// <param name="authoringEngine"></param>
/// <param name="parentElement"></param>
/// <param name="match"></param>
protected override void ProcessMatch(IAuthoringEngine authoringEngine, DomElement parentElement, Match match)
{
Hyperlink hyperlink = new Hyperlink(parentElement, match.Groups["Text"].Value,
match.Groups["Title"].Value, match.Groups["Url"].Value);
parentElement.AppendChild(hyperlink);
}
/// <summary>
/// Template method which is invoked from <see cref="ElementParserBase.Parse"/> when
/// a match is encountered.
/// </summary>
/// <param name="authoringEngine"></param>
/// <param name="parentElement"></param>
/// <param name="match"></param>
protected override void ProcessMatch(IAuthoringEngine authoringEngine,
DomElement parentElement, Match match)
{
Image image = new Image(parentElement, CreateBlockElementAttributes(match),
match.Groups["Url"].Value, match.Groups["AlternateText"].Value);
parentElement.AppendChild(image);
}
/// <summary>
/// Template method which is invoked from <see cref="ElementParserBase.Parse"/> when
/// a match is encountered.
/// </summary>
/// <param name="authoringEngine"></param>
/// <param name="parentElement"></param>
/// <param name="match"></param>
protected override void ProcessMatch(IAuthoringEngine authoringEngine,
DomElement parentElement, Match match)
{
Internal.List list = new Internal.List(match);
BlockElementAttributes attributes = CreateBlockElementAttributes(match);
parentElement.AppendChild(CreateList(authoringEngine, parentElement, list, attributes));
}
/// <summary>
/// Template method which is invoked from <see cref="ElementParserBase.Parse"/> when
/// a match is encountered.
/// </summary>
/// <param name="authoringEngine"></param>
/// <param name="parentElement"></param>
/// <param name="match"></param>
protected override void ProcessMatch(IAuthoringEngine authoringEngine,
DomElement parentElement, Match match)
{
Heading heading = new Heading(parentElement, CreateBlockElementAttributes(match),
Convert.ToInt32(match.Groups["Level"].Value), match.Groups["Text"].Value);
parentElement.AppendChild(heading);
}
/// <summary>
/// Template method which is invoked from <see cref="ElementParserBase.Parse"/> when
/// a match is encountered.
/// </summary>
/// <param name="authoringEngine"></param>
/// <param name="parentElement"></param>
/// <param name="match"></param>
protected override void ProcessMatch(IAuthoringEngine authoringEngine, DomElement parentElement, Match match)
{
//
// Processing the table.
Table table = new Table(parentElement, CreateBlockElementAttributes(match));
parentElement.AppendChild(table);
}
/// <summary>
/// Template method which is invoked from <see cref="ElementParserBase.Parse"/> when
/// a match is encountered.
/// </summary>
/// <param name="authoringEngine"></param>
/// <param name="parentElement"></param>
/// <param name="match"></param>
protected override void ProcessMatch(IAuthoringEngine authoringEngine, DomElement parentElement, Match match)
{
Footnote footnote = new Footnote(parentElement, CreateBlockElementAttributes(match),
Convert.ToInt32(match.Groups["FootnoteID"].Value));
parentElement.AppendChild(footnote);
ParseWithNextElementParser(authoringEngine, footnote, match.Groups["Text"].Value);
}
/// <summary>
/// Template method which is invoked from <see cref="ElementParserBase.Parse"/> when
/// a match is encountered.
/// </summary>
/// <param name="authoringEngine"></param>
/// <param name="parentElement"></param>
/// <param name="match"></param>
protected override void ProcessMatch(IAuthoringEngine authoringEngine,
DomElement parentElement, Match match)
{
Blockquote blockquote = new Blockquote(parentElement, CreateBlockElementAttributes(match));
parentElement.AppendChild(blockquote);
ParseWithNextElementParser(authoringEngine, parentElement, match.Groups["Text"].Value);
}
/// <summary>
/// Parses <paramref name="text"/> which is the child of <paramref name="parentElement"/> in
/// accordance with <paramref name="authoringScope"/>.
/// </summary>
/// <param name="parentElement">Parent DOM element.</param>
/// <param name="authoringScope">Authoring scope.</param>
/// <param name="text">The text to be parsed.</param>
public override void Parse(DomElement parentElement, AuthoringScope authoringScope, string text)
{
if (Parse(parentElement, authoringScope, text, StrongEmphasisRegex, TextBlockModifier.StrongEmphasis))
{
return;
}
if (Parse(parentElement, authoringScope, text, ItalicsRegex, TextBlockModifier.Italics))
{
return;
}
if (Parse(parentElement, authoringScope, text, EmphasisRegex, TextBlockModifier.Emphasis))
{
return;
}
if (Parse(parentElement, authoringScope, text, BoldRegex, TextBlockModifier.Bold))
{
return;
}
if (Parse(parentElement, authoringScope, text, CitationRegex, TextBlockModifier.Citation))
{
return;
}
if (Parse(parentElement, authoringScope, text, DeletedRegex, TextBlockModifier.Deleted))
{
return;
}
if (Parse(parentElement, authoringScope, text, InsertedRegex, TextBlockModifier.Inserted))
{
return;
}
if (Parse(parentElement, authoringScope, text, SuperscriptRegex, TextBlockModifier.Superscript))
{
return;
}
if (Parse(parentElement, authoringScope, text, SubscriptRegex, TextBlockModifier.Subscript))
{
return;
}
if (Parse(parentElement, authoringScope, text, SpanRegex, TextBlockModifier.Unknown))
{
return;
}
parentElement.AppendChild(new TextBlock(parentElement, InlineElementAttributes.Empty,
text, TextBlockModifier.Unknown));
}
/// <summary>
/// Template method which is invoked from <see cref="ElementParserBase.Parse"/> when
/// a match is encountered.
/// </summary>
/// <param name="authoringEngine"></param>
/// <param name="parentElement"></param>
/// <param name="match"></param>
protected override void ProcessMatch(IAuthoringEngine authoringEngine,
DomElement parentElement, Match match)
{
//
// ...paragraph itself...
Paragraph paragraph = new Paragraph(parentElement, CreateBlockElementAttributes(match));
parentElement.AppendChild(paragraph);
ParseWithNextElementParser(authoringEngine, paragraph, match.Groups["Text"].Value);
}
/// <summary>
/// Returns a literal object for the text between HtmlStart (the last position of the end of a tag) and the current position.
/// If !AllowLiterals then it's wrapped in a span.
/// </summary>
/// <param name="current"></param>
/// <returns></returns>
protected IDomObject GetLiteral(IterationData current)
{
// There's plain text -return it as a literal.
IDomObject textObj;
DomText lit;
if (current.Invalid)
{
lit = new DomInvalidElement();
}
else if (current.ReadTextOnly)
{
current.ReadTextOnly = false;
lit = new DomInnerText();
}
else
{
lit = new DomText();
}
if (isBound)
{
lit.SetTextIndex(Document, Document.TokenizeString(current.HtmlStart, current.Pos - current.HtmlStart));
}
else
{
string text = BaseHtml.SubstringBetween(current.HtmlStart, current.Pos);
lit.NodeValue = Objects.HtmlDecode(text);
}
if (!current.AllowLiterals)
{
IDomElement wrapper = new DomElement("span");
wrapper.AppendChild(lit);
textObj = wrapper;
}
else
{
textObj = lit;
}
if (current.Parent != null)
{
current.Parent.Element.AppendChild(textObj);
current.Reset();
return(null);
}
else
{
current.Finished = true;
return(textObj);
}
}
void SetCustomCss()
{
var mainDocument = Widget.MainFrameDocument ?? Widget.MainFrame.DomDocument;
var head = mainDocument?.DocumentElement?.GetElementsByTagName("head")? [0];
if (head == null)
{
customCssNode = null;
return;
}
// reuse node reference only if the document did not change and still contains the injected node
if (customCssNode != null && !head.ChildNodes.Contains(customCssNode))
{
customCssNode = null;
}
if (!string.IsNullOrEmpty(CustomCss))
{
if (customCssNode == null)
{
customCssNode = mainDocument.CreateElement("style");
customCssNode.SetAttribute("type", "text/css");
if (head.ChildNodes.Count > 0)
{
head.InsertBefore(customCssNode, head.FirstChild);
}
else
{
head.AppendChild(customCssNode);
}
}
if (customCssNode.FirstChild != null)
{
customCssNode.ReplaceChild(mainDocument.CreateTextNode(customCss), customCssNode.FirstChild);
}
else
{
customCssNode.AppendChild(mainDocument.CreateTextNode(customCss));
}
}
else if (customCssNode != null)
{
if (head.ChildNodes.Contains(customCssNode) == true)
{
head.RemoveChild(customCssNode);
}
customCssNode.Dispose();
customCssNode = null;
}
}
private void InternalParse(IAuthoringEngine authoringEngine, DomElement parentElement, String text)
{
Match match = TextBlockRegex.Match(text);
if (match.Success)
{
int startIndex = 0;
while (match.Success)
{
//
// What we have here is the text without any formatting.
if (startIndex < match.Index)
{
ParseWithNextElementParser(authoringEngine, parentElement,
text.Substring(startIndex, match.Index - startIndex));
}
/*TextBlock prefixTextBlock = new TextBlock(parentElement,
* InlineElementAttributes.Empty, startIndex < match.Index ?
* text.Substring(startIndex, match.Index - startIndex) : string.Empty,
* TextBlockFormatting.Unknown);
* parentElement.AppendChild(prefixTextBlock);*/
//
// Parsing match
TextBlock textBlock = new TextBlock(parentElement, CreateInlineElementAttributes(match),
string.Empty, GetTextBlockFormatting(match.Groups["Tag"].Value));
parentElement.AppendChild(textBlock);
InternalParse(authoringEngine, textBlock, match.Groups["Text"].Value);
startIndex = match.Index + match.Length;
match = TextBlockRegex.Match(text, startIndex);
} // while
ParseWithNextElementParser(authoringEngine, parentElement,
text.Substring(startIndex));
/*
* parentElement.AppendChild(new TextBlock(parentElement, InlineElementAttributes.Empty,
* text.Substring(startIndex), TextBlockFormatting.Unknown));*/
} // if
else
{
ParseWithNextElementParser(authoringEngine, parentElement, text);
/*parentElement.AppendChild(new TextBlock(parentElement, InlineElementAttributes.Empty,
* text, TextBlockFormatting.Unknown));*/
} // else
}
/// <summary>
/// Parses <paramref name="text"/> which is the child of <paramref name="parentElement"/>.
/// </summary>
/// <param name="authoringEngine">
/// The <see cref="IAuthoringEngine"/> which initiated the parsing process.
/// </param>
/// <param name="parentElement">Parent DOM element.</param>
/// <param name="text">The text to be parsed.</param>
public override void Parse(IAuthoringEngine authoringEngine, DomElement parentElement, string text)
{
//
// Unsecaping previously escaped characters.
StringBuilder textBuilder = new StringBuilder(text);
textBuilder.Replace("\\__", "__");
textBuilder.Replace("\\**", "**");
textBuilder.Replace("\\_", "_");
textBuilder.Replace("\\*", "*");
textBuilder.Replace("\\??", "??");
textBuilder.Replace("\\?", "?");
textBuilder.Replace("\\-", "-");
textBuilder.Replace("\\+", "+");
textBuilder.Replace("\\^", "^");
textBuilder.Replace("\\~", "~");
textBuilder.Replace("\\@", "@");
textBuilder.Replace("\\%", "%");
//
// Replace double hyphens -- with an em-dash entity.
textBuilder.Replace("--", "—");
//
// Replace single hyphens surrounded by spaces with an en-dash entity.
textBuilder.Replace(" - ", "–");
//
// Replace triplets of periods with an ellipsis entity.
textBuilder.Replace("...", "…");
//
// Convert (TM), (R), and (C) to their respective HTML entities
textBuilder.Replace("(TM)", "™");
textBuilder.Replace("(R)", "®");
textBuilder.Replace("(C)", "©");
//
// Replacing simple quotes with angle quotes
text = QuoteRegex.Replace(textBuilder.ToString(), "«${Text}»");
parentElement.AppendChild(new TextBlock(parentElement, InlineElementAttributes.Empty,
text, TextBlockFormatting.Unknown));
}
/// <summary>
/// Returns a literal object for the text between HtmlStart (the last position of the end of a tag) and the current position.
/// If !AllowLiterals then it's wrapped in a span.
/// </summary>
/// <param name="current"></param>
/// <returns></returns>
protected IDomObject GetLiteral(IterationData current)
{
// There's plain text -return it as a literal.
IDomObject textObj;
DomText lit;
if (current.Invalid) {
lit = new DomInvalidElement();
}
else if (current.ReadTextOnly)
{
current.ReadTextOnly = false;
lit = new DomInnerText();
} else {
lit = new DomText();
}
if (isBound)
{
lit.SetTextIndex(Document, Document.TokenizeString(current.HtmlStart, current.Pos - current.HtmlStart));
}
else
{
string text = BaseHtml.SubstringBetween(current.HtmlStart, current.Pos);
lit.NodeValue = Objects.HtmlDecode(text);
}
if (!current.AllowLiterals)
{
IDomElement wrapper = new DomElement("span");
wrapper.AppendChild(lit);
textObj = wrapper;
}
else
{
textObj = lit;
}
if (current.Parent != null)
{
current.Parent.Element.AppendChild(textObj);
current.Reset();
return null;
}
else
{
current.Finished = true;
return textObj;
}
}
public override void AddChildElement(IModelElementInstance extensionElement)
{
DomElement.AppendChild(extensionElement.DomElement);
}
public void SetValue <T>(T value) where T : IBpmnModelElementInstance
{
RemoveValue();
DomElement.AppendChild(value.DomElement);
}
