void SetColumn()
{
LineSegment curLine = this.document.GetLine(this.Line);
if (curLine == null)
{
return;
}
this.location.Column = curLine.GetLogicalColumn(editor, this.DesiredColumn);
if (curLine.GetVisualColumn(editor, this.location.Column) < this.DesiredColumn)
{
this.location.Column = editor.GetNextVirtualColumn(Line, this.location.Column);
}
else
{
if (this.Column > curLine.EditableLength)
{
this.location.Column = System.Math.Min(curLine.EditableLength, System.Math.Max(0, this.Column));
if (AllowCaretBehindLineEnd)
{
this.location.Column = editor.GetNextVirtualColumn(Line, this.location.Column);
}
}
}
}
public static void Right(TextEditorData data)
{
if (Platform.IsMac && data.IsSomethingSelected && !data.Caret.PreserveSelection)
{
data.Caret.Offset = System.Math.Max(data.SelectionAnchor, data.Caret.Offset);
data.ClearSelection();
return;
}
LineSegment line = data.Document.GetLine(data.Caret.Line);
IEnumerable <FoldSegment> foldings = data.Document.GetStartFoldings(line);
FoldSegment segment = null;
foreach (FoldSegment folding in foldings)
{
if (folding.IsFolded && folding.Column == data.Caret.Column)
{
segment = folding;
break;
}
}
if (segment != null)
{
data.Caret.Location = data.Document.OffsetToLocation(segment.EndLine.Offset + segment.EndColumn);
return;
}
if (data.Caret.Column < line.EditableLength + 1 || data.Caret.AllowCaretBehindLineEnd)
{
if (data.Caret.Column >= line.EditableLength + 1)
{
int nextColumn = data.GetNextVirtualColumn(data.Caret.Line, data.Caret.Column);
if (data.Caret.Column != nextColumn)
{
data.Caret.Column = nextColumn;
}
else
{
data.Caret.Location = new DocumentLocation(data.Caret.Line + 1, DocumentLocation.MinColumn);
data.Caret.CheckCaretPosition();
}
}
else
{
data.Caret.Column++;
}
}
else if (data.Caret.Line + 1 <= data.Document.LineCount)
{
data.Caret.Location = new DocumentLocation(data.Caret.Line + 1, DocumentLocation.MinColumn);
}
}
public static void LineEnd(TextEditorData data)
{
if (!data.Caret.PreserveSelection)
{
data.ClearSelection();
}
DocumentLocation newLocation = data.Caret.Location;
LineSegment line = data.Document.GetLine(data.Caret.Line);
newLocation.Column = line.EditableLength + 1;
// handle folding
IEnumerable <FoldSegment> foldings = data.Document.GetStartFoldings(line);
FoldSegment segment = null;
foreach (FoldSegment folding in foldings)
{
if (folding.IsFolded && folding.Contains(data.Document.LocationToOffset(newLocation)))
{
segment = folding;
break;
}
}
if (segment != null)
{
newLocation = data.Document.OffsetToLocation(segment.EndLine.Offset + segment.EndColumn);
}
if (newLocation != data.Caret.Location)
{
data.Caret.Location = newLocation;
}
if (data.Caret.AllowCaretBehindLineEnd)
{
int nextColumn = data.GetNextVirtualColumn(data.Caret.Line, data.Caret.Column);
if (nextColumn != data.Caret.Column)
{
data.Caret.Column = nextColumn;
}
}
}
public static void Right (TextEditorData data)
{
if (Platform.IsMac && data.IsSomethingSelected && !data.Caret.PreserveSelection) {
data.Caret.Offset = System.Math.Max (data.SelectionAnchor, data.Caret.Offset);
data.ClearSelection ();
return;
}
LineSegment line = data.Document.GetLine (data.Caret.Line);
IEnumerable<FoldSegment> foldings = data.Document.GetStartFoldings (line);
FoldSegment segment = null;
foreach (FoldSegment folding in foldings) {
if (folding.IsFolded && folding.Column == data.Caret.Column) {
segment = folding;
break;
}
}
if (segment != null) {
data.Caret.Location = data.Document.OffsetToLocation (segment.EndLine.Offset + segment.EndColumn);
return;
}
if (data.Caret.Column < line.EditableLength || data.Caret.AllowCaretBehindLineEnd) {
if (data.Caret.Column >= line.EditableLength) {
int nextColumn = data.GetNextVirtualColumn (data.Caret.Line, data.Caret.Column);
if (data.Caret.Column != nextColumn) {
data.Caret.Column = nextColumn;
} else {
data.Caret.Location = new DocumentLocation (data.Caret.Line + 1, 0);
data.Caret.CheckCaretPosition ();
}
} else {
data.Caret.Column++;
}
} else if (data.Caret.Line + 1 < data.Document.LineCount) {
data.Caret.Location = new DocumentLocation (data.Caret.Line + 1, 0);
}
}
public static void LineEnd (TextEditorData data)
{
if (!data.Caret.PreserveSelection)
data.ClearSelection ();
DocumentLocation newLocation = data.Caret.Location;
LineSegment line = data.Document.GetLine (data.Caret.Line);
newLocation.Column = line.EditableLength;
// handle folding
IEnumerable<FoldSegment> foldings = data.Document.GetStartFoldings (line);
FoldSegment segment = null;
foreach (FoldSegment folding in foldings) {
if (folding.IsFolded && folding.Contains (data.Document.LocationToOffset (newLocation))) {
segment = folding;
break;
}
}
if (segment != null)
newLocation = data.Document.OffsetToLocation (segment.EndLine.Offset + segment.EndColumn);
if (newLocation != data.Caret.Location) {
data.Caret.Location = newLocation;
}
if (data.Caret.AllowCaretBehindLineEnd) {
int nextColumn = data.GetNextVirtualColumn (data.Caret.Line, data.Caret.Column);
if (nextColumn != data.Caret.Column)
data.Caret.Column = nextColumn;
}
}