public static void Select(this ITextSelection selection, params SnapshotSpan[] spans)
{
if (spans.Length == 1)
{
selection.Mode = TextSelectionMode.Stream;
selection.Clear();
selection.Select(spans[0], false);
}
else
{
selection.Mode = TextSelectionMode.Box;
foreach (var span in spans)
{
selection.Select(span, false);
}
}
}
public static void Restore(TextSelectionState state, ITextSelection selection, ITextCaret caret)
{
caret.MoveTo(
state.m_caretPosition.BufferPosition.TranslateTo(selection.TextView.TextSnapshot, PointTrackingMode.Positive),
state.m_caretPosition.Affinity);
selection.Mode = state.m_mode;
SnapshotSpan newSpan;
if (state.m_mode == TextSelectionMode.Box)
{
newSpan = new SnapshotSpan(
state.m_trackedSpans[0].GetStartPoint(selection.TextView.TextBuffer.CurrentSnapshot),
state.m_trackedSpans[state.m_trackedSpans.Count - 1].GetEndPoint(selection.TextView.TextBuffer.CurrentSnapshot));
}
else
{
newSpan = state.m_trackedSpans[0].GetSpan(selection.TextView.TextBuffer.CurrentSnapshot);
}
selection.Select(newSpan, state.m_isReversed);
}
public static void Select(this ITextSelection selection, SnapshotPoint startPoint, SnapshotPoint endPoint)
{
selection.Select(new VirtualSnapshotPoint(startPoint), new VirtualSnapshotPoint(endPoint));
}
public static void Select(this ITextSelection selection, int start, int length)
{
var snapshotSpan = new SnapshotSpan(selection.TextView.TextSnapshot, start, length);
selection.Select(snapshotSpan);
}
public void ChangeModeToNormalShouldClearSelection()
{
Create(lines: "foo");
_selection.Select(_textView.GetLine(0).Extent);
_mode.Process(KeyInputUtil.EscapeKey);
Assert.IsTrue(_selection.GetSpan().IsEmpty);
}