/// <summary>
/// Internal for testing purposes. All real caret positioning logic takes place here. <see cref="PositionCaretForEditing"/>
/// only extracts the <paramref name="endLineText"/> and <paramref name="point"/> from the provided <see cref="ITextView"/>.
/// Tests can call this method directly to avoid producing an IVsTextLines.
/// </summary>
/// <param name="endLineText"></param>
/// <param name="point"></param>
internal void PositionCaretForEditingInternal(string endLineText, SnapshotPoint point)
{
if (_indentCaretOnCommit && endLineText == string.Empty)
{
ITextViewExtensions.TryMoveCaretToAndEnsureVisible(TextView, new VirtualSnapshotPoint(point, _indentDepth));
}
}
public void ExecuteCommand(TabKeyCommandArgs args, Action nextHandler, CommandExecutionContext context)
{
HandlePossibleTypingCommand(args, nextHandler, span =>
{
var spans = new NormalizedSnapshotSpanCollection(
_renameService.ActiveSession.GetBufferManager(args.SubjectBuffer)
.GetEditableSpansForSnapshot(args.SubjectBuffer.CurrentSnapshot));
for (var i = 0; i < spans.Count; i++)
{
if (span == spans[i])
{
var selectNext = i < spans.Count - 1 ? i + 1 : 0;
var newSelection = spans[selectNext];
ITextViewExtensions.TryMoveCaretToAndEnsureVisible(args.TextView, newSelection.Start);
args.TextView.SetSelection(newSelection);
break;
}
}
});
}
private void RestoreCaretPositions()
{
if (_caretChanged)
{
return;
}
foreach (var tuple in _caretPositions)
{
var position = tuple.Item1.GetCaretPoint(_subjectBuffer);
if (position != null)
{
var view = tuple.Item1;
if (!view.IsClosed)
{
ITextViewExtensions.TryMoveCaretToAndEnsureVisible(view, position.Value);
}
}
}
}
