/// <summary>
/// Gets the styles for a <see cref="Scintilla"/> from the Notepad++'s XML style files for a given lexer.
/// </summary>
/// <param name="document">The XML document to read the lexer style from.</param>
/// <param name="scintilla">The <see cref="Scintilla"/> which lexer style to set.</param>
/// <param name="lexerType">A <see cref="LexerEnumerations.LexerType"/> enumeration.</param>
/// <returns><c>true</c> if the operations was successful, <c>false</c> otherwise.</returns>
public static bool LoadLexerStyleFromNotepadPlusXml(XDocument document, Scintilla scintilla,
LexerEnumerations.LexerType lexerType)
{
try
{
var nodes = document.Descendants(XName.Get("LexerType")).Where(f =>
f.Attribute("name")?.Value == LexerTypeName.GetLexerXmlName(lexerType)).Descendants();
// loop through the color definition elements..
foreach (var node in nodes)
{
var style = XmlStyleNotepadPlusPlusHelper.FromXElement(node);
if (style.ColorForeground != Color.Empty)
{
scintilla.Styles[style.StyleId].ForeColor = style.ColorForeground;
}
if (style.ColorBackground != Color.Empty)
{
scintilla.Styles[style.StyleId].BackColor = style.ColorBackground;
}
scintilla.Styles[style.StyleId].Bold = style.Bold;
scintilla.Styles[style.StyleId].Italic = style.Italic;
}
return(true);
}
catch
{
// an error occurred so return false..
return(false);
}
}
/// <summary>
/// Gets the name of the lexer XML used in Notepad++'s XML style files.
/// </summary>
/// <param name="lexerType">Type of the lexer.</param>
/// <returns>The name of the lexer used in Notepad++'s XML style files if successful; otherwise "text".</returns>
public static string GetLexerXmlName(LexerEnumerations.LexerType lexerType)
{
var result = LexerTypeNameList.FirstOrDefault(f => f.Item1 == lexerType);
return(result == null ? "text" : result.Item2);
}
/// <summary>
/// Gets the type of the lexer by a given <see cref="LexerEnumerations.LexerType"/> enumeration.
/// </summary>
/// <param name="lexerType">Type of the lexer.</param>
/// <returns>A <see cref="Lexer"/> matching the given <see cref="LexerEnumerations.LexerType"/> enumeration.</returns>
public static Lexer GetLexerByLexerType(LexerEnumerations.LexerType lexerType)
{
var result = LexerTypeNameList.FirstOrDefault(f => f.Item1 == lexerType);
return(result?.Item3 ?? Lexer.Null);
}
