protected override void SetTextBufferStrategy(ITextDocument textDocument)
{
if (TextDocument != null)
{
// In case the text buffer strategy already exists, we need to unset this first.
TextDocument.Modified -= this.TextDocument_Modified;
TextDocument.TextSegmentAlter -= this.TextDocument_TextSegmentAlter;
TextDocument.TextSegmentRemoved -= this.TextDocument_TextSegmentRemoved;
TextDocument.TextSegmentAdded -= this.TextDocument_TextSegmentAdded;
}
base.SetTextBufferStrategy(textDocument);
textDocument = TextDocument;
textDocument.RegisterTextView(this);
this._renderer = textDocument.GetRenderer(this);
textDocument.TextSegmentAlter += this.TextDocument_TextSegmentAlter;
textDocument.TextSegmentRemoved += this.TextDocument_TextSegmentRemoved;
textDocument.TextSegmentAdded += this.TextDocument_TextSegmentAdded;
textDocument.Modified += this.TextDocument_Modified;
}
protected override void Dispose(bool disposing)
{
base.Dispose(disposing);
if (TextDocument != null)
{
TextDocument.Modified -= this.TextDocument_Modified;
TextDocument.TextSegmentAlter -= this.TextDocument_TextSegmentAlter;
TextDocument.TextSegmentRemoved -= this.TextDocument_TextSegmentRemoved;
TextDocument.TextSegmentAdded -= this.TextDocument_TextSegmentAdded;
}
this.ScrollHost.VerticalScrollChanged -= this.VScroll_ValueChanged;
this.ScrollHost.HorizontalScrollChanged -= this.HScroll_ValueChanged;
this.ScrollHost.Detach();
Events.Dispose();
this.DisposeBuffer();
foreach (var textStyle in this._textStyles)
{
textStyle.Dispose();
}
this._textStyles.Clear();
if (this.Caret != null)
{
this.Caret.Dispose();
this.Caret = null;
}
if (this._renderer != null)
{
this._renderer.Dispose();
this._renderer = null;
}
if (this._layoutLinesOverflow != null)
{
this._layoutLinesOverflow.Clear();
this._layoutLinesOverflow = null;
}
this._textSegmentSelection = null;
if (this.backBrush != null)
{
this.backBrush.Dispose();
this.backBrush = null;
}
if (this.caretBrushSelection != null)
{
this.caretBrushSelection.Dispose();
this.caretBrushSelection = null;
}
foreach (var column in this.Columns)
{
column.Dispose();
}
}