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Fix Position not correct for big Xaml Files

This commit is contained in:
jogibear9988 2016-02-04 09:02:42 +01:00
Родитель 46e1333e70
Коммит 1788fe871a
1 изменённых файлов: 40 добавлений и 16 удалений
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56
WpfDesign.XamlDom/Project/PositionXmlDocument.cs
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@ -19,6 +19,7 @@
using System;
using System.Linq.Expressions;
using System.Reflection;
using System.Text;
using System.Windows.Controls;
using System.Xml;
@ -68,6 +69,7 @@ namespace ICSharpCode.WpfDesign.XamlDom
}
internal XmlWriter oldWriter;
internal StringBuilder writerSb;
internal Func<char[]> bufGetter;
internal Func<int> contentPosFieldGetter;
internal Func<int> buffPosGetter;
@ -152,6 +154,13 @@ namespace ICSharpCode.WpfDesign.XamlDom
.GetField("contentPos", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
var buffPosField = rawTextW.GetType()
.GetField("bufPos", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
var ioTextWriterField = rawTextW.GetType()
.GetField("writer", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
var ioTextWriter = ioTextWriterField.GetValue(rawTextW);
var sbField = ioTextWriter.GetType()
.GetField("_sb", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
positionXmlDocument.writerSb = sbField.GetValue(ioTextWriter) as StringBuilder;
positionXmlDocument.bufGetter =
Expression.Lambda<Func<char[]>>(Expression.Field(Expression.Constant(rawTextW), bufCharsField)).Compile();
positionXmlDocument.contentPosFieldGetter =
@ -163,32 +172,47 @@ namespace ICSharpCode.WpfDesign.XamlDom
{ }
}
if (positionXmlDocument.bufGetter != null && positionXmlDocument.buffPosGetter != null)
if (positionXmlDocument.bufGetter != null && positionXmlDocument.buffPosGetter != null &&
positionXmlDocument.writerSb != null)
{
var buff = positionXmlDocument.bufGetter();
var pos = positionXmlDocument.buffPosGetter();
for (int n = pos; n >= positionXmlDocument.lastCharacterPos; n--)
try
{
if (buff[n] == '\n')
var buff = positionXmlDocument.bufGetter();
var pos = positionXmlDocument.buffPosGetter();
for (int n = pos; n >= positionXmlDocument.lastCharacterPos; n--)
{
positionXmlDocument.lineCnt++;
if (buff[n] == '\n')
{
positionXmlDocument.lineCnt++;
}
}
this.xamlElementLineInfo = new XamlElementLineInfo(positionXmlDocument.lineCnt + 1,
pos + 1 + positionXmlDocument.writerSb.Length);
if (buff[pos - 1] != '>')
this.xamlElementLineInfo.LinePosition++;
this.xamlElementLineInfo.Position = pos + positionXmlDocument.writerSb.Length;
}
catch (Exception)
{
}
this.xamlElementLineInfo = new XamlElementLineInfo(positionXmlDocument.lineCnt + 1, pos + 1);
if (buff[pos-1] != '>')
this.xamlElementLineInfo.LinePosition++;
this.xamlElementLineInfo.Position = pos;
}
base.WriteTo(w);
if (positionXmlDocument.bufGetter != null && positionXmlDocument.buffPosGetter != null)
if (positionXmlDocument.bufGetter != null && positionXmlDocument.buffPosGetter != null &&
positionXmlDocument.writerSb != null)
{
var pos = positionXmlDocument.buffPosGetter();
this.xamlElementLineInfo.Length = pos - this.xamlElementLineInfo.Position;
try
{
var pos = positionXmlDocument.buffPosGetter();
this.xamlElementLineInfo.Length = pos + positionXmlDocument.writerSb.Length - this.xamlElementLineInfo.Position;
}
catch (Exception)
{
}
}
}
}