コード例 #1
0
        public override bool InsertNewLine()
        {
            string lineBreak = null;

            if (_editorOptions.GetReplicateNewLineCharacter())
            {
                ITextSnapshot     snapshot            = _textBuffer.AdvancedTextBuffer.CurrentSnapshot;
                int               position            = _trackingPoint.GetPosition(snapshot);
                ITextSnapshotLine currentSnapshotLine = snapshot.GetLineFromPosition(position);
                if (currentSnapshotLine.LineBreakLength > 0)
                {
                    // use the same line ending as the current line
                    lineBreak = currentSnapshotLine.GetLineBreakText();
                }
                else
                {
                    // we are on the last line of the buffer
                    if (snapshot.LineCount > 1)
                    {
                        // use the same line ending as the penultimate line in the buffer
                        lineBreak = snapshot.GetLineFromLineNumber(snapshot.LineCount - 2).GetLineBreakText();
                    }
                }
            }
            return(InsertText(lineBreak ?? _editorOptions.GetNewLineCharacter()));
        }
コード例 #2
0
        /// <summary>
        /// For a given <see cref="ITextSnapshotLine"/> gets the new line character to be inserted to the line based on
        /// either the given line, or the second last line or the default new line charcter provided by <see cref="IEditorOptions"/>
        /// </summary>
        /// <param name="line">The <see cref="ITextSnapshotLine"/> for whcih the new line character is to be decied for</param>
        /// <param name="editorOptions">The current set of <see cref="IEditorOptions"/> applicable for the given <see cref="ITextSnapshotLine"/></param>
        /// <returns>The new line character to be inserted</returns>
        public static string GetNewLineCharacterToInsert(ITextSnapshotLine line, IEditorOptions editorOptions)
        {
            string lineBreak = null;
            var    snapshot  = line.Snapshot;

            if (editorOptions.GetReplicateNewLineCharacter())
            {
                if (line.LineBreakLength > 0)
                {
                    // use the same line ending as the current line
                    lineBreak = line.GetLineBreakText();
                }
                else
                {
                    if (snapshot.LineCount > 1)
                    {
                        // use the same line ending as the penultimate line in the buffer
                        lineBreak = snapshot.GetLineFromLineNumber(snapshot.LineCount - 2).GetLineBreakText();
                    }
                }
            }
            string textToInsert = lineBreak ?? editorOptions.GetNewLineCharacter();

            return(textToInsert);
        }
コード例 #3
0
        public static string GetLineBreak(this IEditorOptions editorOptions, SnapshotPoint pos)
        {
            if (editorOptions.GetReplicateNewLineCharacter())
            {
                var line = pos.GetContainingLine();
                if (line.LineBreakLength != 0)
                {
                    return(pos.Snapshot.GetText(line.Extent.End.Position, line.LineBreakLength));
                }
                if (line.LineNumber != 0)
                {
                    line = pos.Snapshot.GetLineFromLineNumber(line.LineNumber - 1);
                    return(pos.Snapshot.GetText(line.Extent.End.Position, line.LineBreakLength));
                }
            }
            var linebreak = editorOptions.GetNewLineCharacter();

            return(linebreak.Length != 0 ? linebreak : Environment.NewLine);
        }