Mono.TextEditor.TextEditorData.ClearSelection C# (CSharp) Method

		public void ClearSelection ()
		{
			if (!IsSomethingSelected)
				return;
			MainSelection = Selection.Empty;
		}
		

		public static void Left (TextEditorData data)
		{
			if (Platform.IsMac && data.IsSomethingSelected && !data.Caret.PreserveSelection) {
				data.Caret.Offset = System.Math.Min (data.SelectionAnchor, data.Caret.Offset);
				data.ClearSelection ();
				return;
			}
			
			LineSegment line = data.Document.GetLine (data.Caret.Line);
			IEnumerable<FoldSegment> foldings = data.Document.GetEndFoldings (line);
			FoldSegment segment = null;
			foreach (FoldSegment folding in foldings) {
				if (folding.IsFolded && folding.EndColumn == data.Caret.Column) {
					segment = folding;
					break;
				}
			}
			if (segment != null) {
				data.Caret.Location = data.Document.OffsetToLocation (segment.StartLine.Offset + segment.Column); 
				return;
			}
			
			if (data.Caret.Column > 0) {
				if (data.Caret.Column > line.EditableLength) {
					data.Caret.Column = line.EditableLength;
				} else {
					data.Caret.Column--;
				}
			} else if (data.Caret.Line > 0) {
				LineSegment prevLine = data.Document.GetLine (data.Caret.Line - 1);
				data.Caret.Location = new DocumentLocation (data.Caret.Line - 1, prevLine.EditableLength);
			}
		}