/// <summary>
/// Change the selection to be the specified SnapshotSpan value and update the caret to be on the
/// last included point in the SnapshotSpan.
/// </summary>
public static void SelectAndMoveCaret(this ITextView textView, SnapshotSpan span)
{
var characterSpan = new CharacterSpan(span);
var visualSelection = VisualSelection.CreateForward(VisualSpan.NewCharacter(characterSpan));
visualSelection.SelectAndMoveCaret(textView);
}
/// <summary>
/// Change the selection to be the specified SnapshotSpan value and update the caret to be on the
/// last included point in the SnapshotSpan.
/// </summary>
public static void SelectAndUpdateCaret(this ITextView textView, SnapshotSpan span)
{
var characterSpan = CharacterSpan.CreateForSpan(span);
CommonUtil.SelectAndUpdateCaret(
textView,
VisualSelection.CreateForVisualSpan(VisualSpan.NewCharacter(characterSpan)));
}
public void SetLocalMark_ReadOnlyMark()
{
Create("hello", "world");
var visualSpan = VisualSpan.NewCharacter(new CharacterSpan(_textBuffer.GetPoint(0), 1, 2));
_vimTextBuffer.LastVisualSelection = FSharpOption.Create(VisualSelection.CreateForward(visualSpan));
Assert.False(_vimTextBuffer.SetLocalMark(LocalMark.LastSelectionStart, 0, 4));
Assert.Equal(0, _vimTextBuffer.GetLocalMark(LocalMark.LastSelectionStart).Value.Position.Position);
}
public void AdjustForSelectionKind_Character_Forward()
{
Create("cat dog bear");
var characterSpan = CharacterSpan.CreateForSpan(_textBuffer.GetSpan(0, 4));
var visualSpan = VisualSpan.NewCharacter(characterSpan);
var visualSelection = VisualSelection.CreateForward(visualSpan);
Assert.Equal("cat", visualSelection.AdjustForSelectionKind(SelectionKind.Exclusive).VisualSpan.EditSpan.OverarchingSpan.GetText());
}
public void Forward()
{
Create("big dog", "big cat", "big tree", "big fish");
var characterSpan = new CharacterSpan(_textBuffer.GetSpan(1, 3));
var visualSpan = VisualSpan.NewCharacter(characterSpan);
visualSpan.Select(_textView, SearchPath.Forward);
Assert.False(_textView.Selection.IsReversed);
Assert.Equal(characterSpan.Span, _textView.GetSelectionSpan());
}
public void ForwardIntoLineBreak()
{
Create("cat", "dog");
var characterSpan = new CharacterSpan(_textBuffer.GetSpan(0, 4));
var visualSpan = VisualSpan.NewCharacter(characterSpan);
visualSpan.Select(_textView, SearchPath.Forward);
Assert.Equal(4, _textView.Selection.StreamSelectionSpan.Length);
Assert.False(_textView.Selection.IsReversed);
}
public void Select_Character_Backwards()
{
Create("big dog", "big cat", "big tree", "big fish");
var characterSpan = CharacterSpan.CreateForSpan(_textBuffer.GetSpan(1, 3));
var visualSpan = VisualSpan.NewCharacter(characterSpan);
visualSpan.Select(_textView, Path.Backward);
Assert.True(_textView.Selection.IsReversed);
Assert.Equal(characterSpan.Span, _textView.GetSelectionSpan());
}
public void NegativeLastLineOffset1()
{
var textBuffer = CreateTextBuffer("cat", "dog");
var characterSpan = new CharacterSpan(
textBuffer.GetPointInLine(line: 0, column: 2),
textBuffer.GetPointInLine(line: 1, column: 1));
var sel = StoredVisualSelection.CreateFromVisualSpan(VisualSpan.NewCharacter(characterSpan));
Assert.Equal(StoredVisualSelection.NewCharacterLine(lineCount: 2, lastLineMaxOffset: -2), sel);
}
public void BackwardIntoLineBreak()
{
Create("cat", "dog");
var characterSpan = new CharacterSpan(_textBuffer.GetSpan(0, 4));
var visualSpan = VisualSpan.NewCharacter(characterSpan);
visualSpan.Select(_textView, SearchPath.Backward);
TestableSynchronizationContext.RunAll();
Assert.Equal(4, _textView.Selection.StreamSelectionSpan.Length);
Assert.True(_textView.Selection.IsReversed);
}
public void Backward()
{
Create("big dog", "big cat", "big tree", "big fish");
var characterSpan = new CharacterSpan(_textBuffer.GetSpan(1, 3));
var visualSpan = VisualSpan.NewCharacter(characterSpan);
visualSpan.Select(_textView, SearchPath.Backward);
TestableSynchronizationContext.RunAll();
Assert.True(_textView.Selection.IsReversed);
Assert.Equal(characterSpan.Span, _textView.GetSelectionSpan());
}
public void VisualSpan_Character_EditBeforeMultiLine()
{
var textBuffer = CreateTextBuffer("cat", "dog");
var visualSpan = VisualSpan.NewCharacter(new CharacterSpan(textBuffer.GetPoint(0), 2, 1));
var trackingVisualSpan = _bufferTrackingService.CreateVisualSpan(visualSpan);
textBuffer.Insert(0, "bat ");
var newVisualSpan = VisualSpan.NewCharacter(new CharacterSpan(textBuffer.GetPoint(0), 2, 1));
Assert.True(trackingVisualSpan.VisualSpan.IsSome());
Assert.Equal(newVisualSpan, trackingVisualSpan.VisualSpan.Value);
}
public void Virtual(string line1)
{
Create(line1, "");
var point1 = _textBuffer.GetVirtualPointInLine(0, 0);
var point2 = _textBuffer.GetVirtualPointInLine(0, 4);
var span = new VirtualSnapshotSpan(point1, point2);
var characterSpan = new CharacterSpan(span, true);
var visualSpan = VisualSpan.NewCharacter(characterSpan);
visualSpan.Select(_textView, SearchPath.Forward);
DoEvents();
Assert.Equal(point1, _textView.Selection.Start);
Assert.Equal(point2, _textView.Selection.End);
}
internal static VisualSpan CreateVisualSpanCharacter(SnapshotSpan span)
{
return(VisualSpan.NewCharacter(new CharacterSpan(span)));
}
