public TextBufferMock(string content, string contentTypeName)
{
ContentType = new ContentTypeMock(contentTypeName, new IContentType[] { ContentTypeMock.TextContentType });
TextVersionMock initialVersion = new TextVersionMock(this, 0, content.Length);
CurrentSnapshot = new TextSnapshotMock(content, this, initialVersion);
}
public TextSnapshotMock CreateNextSnapshot(string content, TextChangeMock change) {
Change = change;
TextVersionMock nextVersion = _version.CreateNextVersion(change);
TextSnapshotMock nextSnapshot = new TextSnapshotMock(content, TextBuffer, nextVersion);
return nextSnapshot;
}
public TextSnapshotMock CreateNextSnapshot(string content, TextChangeMock change)
{
Change = change;
TextVersionMock nextVersion = _version.CreateNextVersion(change);
TextSnapshotMock nextSnapshot = new TextSnapshotMock(content, TextBuffer, nextVersion);
return(nextSnapshot);
}
public ITextSnapshot Delete(Span deleteSpan)
{
var sb = new StringBuilder();
var oldText = CurrentSnapshot.GetText(deleteSpan.Start, deleteSpan.Length);
sb.Append(CurrentSnapshot.GetText(0, deleteSpan.Start));
sb.Append(CurrentSnapshot.GetText(deleteSpan.End, CurrentSnapshot.Length - deleteSpan.End));
TextChangeMock change = new TextChangeMock(deleteSpan.Start, deleteSpan.Length, oldText, String.Empty);
TextSnapshotMock nextSnapshot = ((TextSnapshotMock)CurrentSnapshot).CreateNextSnapshot(sb.ToString(), change);
ApplyChange(nextSnapshot);
return(CurrentSnapshot);
}
public ITextSnapshot Insert(int position, string text)
{
var sb = new StringBuilder();
sb.Append(CurrentSnapshot.GetText(0, position));
sb.Append(text);
sb.Append(CurrentSnapshot.GetText(position, CurrentSnapshot.Length - position));
TextChangeMock change = new TextChangeMock(position, 0, String.Empty, text);
TextSnapshotMock nextSnapshot = ((TextSnapshotMock)CurrentSnapshot).CreateNextSnapshot(sb.ToString(), change);
ApplyChange(nextSnapshot);
return(CurrentSnapshot);
}
private void ApplyChange(TextSnapshotMock snapshot)
{
Changing?.Invoke(this, new TextContentChangingEventArgs(CurrentSnapshot, new object(), CancelAction));
var before = CurrentSnapshot;
CurrentSnapshot = snapshot;
var args = new TextContentChangedEventArgs(before, CurrentSnapshot, EditOptions.None, new object());
BeforeChanged?.Invoke(this, args);
ChangedHighPriority?.Invoke(this, args);
Changed?.Invoke(this, args);
ChangedLowPriority?.Invoke(this, args);
PostChanged?.Invoke(this, EventArgs.Empty);
}
public ITextSnapshot Replace(Span replaceSpan, string replaceWith)
{
var sb = new StringBuilder();
var oldText = CurrentSnapshot.GetText(replaceSpan);
sb.Append(CurrentSnapshot.GetText(0, replaceSpan.Start));
sb.Append(replaceWith);
sb.Append(CurrentSnapshot.GetText(replaceSpan.End, CurrentSnapshot.Length - replaceSpan.End));
TextChangeMock change = new TextChangeMock(replaceSpan.Start, replaceSpan.Length, oldText, replaceWith);
TextSnapshotMock nextSnapshot = ((TextSnapshotMock)CurrentSnapshot).CreateNextSnapshot(sb.ToString(), change);
ApplyChange(nextSnapshot);
return(CurrentSnapshot);
}
private void ApplyChange(TextSnapshotMock snapshot)
{
if (Changing != null)
{
Changing(this, new TextContentChangingEventArgs(CurrentSnapshot, new object(), CancelAction));
}
var before = CurrentSnapshot;
CurrentSnapshot = snapshot;
var args = new TextContentChangedEventArgs(before, CurrentSnapshot, EditOptions.None, new object());
if (BeforeChanged != null)
{
BeforeChanged(this, args);
}
if (ChangedHighPriority != null)
{
ChangedHighPriority(this, args);
}
if (Changed != null)
{
Changed(this, args);
}
if (ChangedLowPriority != null)
{
ChangedLowPriority(this, args);
}
if (PostChanged != null)
{
PostChanged(this, EventArgs.Empty);
}
}
private void ApplyChange(TextSnapshotMock snapshot)
{
if (Changing != null)
Changing(this, new TextContentChangingEventArgs(CurrentSnapshot, new object(), CancelAction));
var before = CurrentSnapshot;
CurrentSnapshot = snapshot;
var args = new TextContentChangedEventArgs(before, CurrentSnapshot, EditOptions.None, new object());
if (BeforeChanged != null)
BeforeChanged(this, args);
if (ChangedHighPriority != null)
ChangedHighPriority(this, args);
if (Changed != null)
Changed(this, args);
if (ChangedLowPriority != null)
ChangedLowPriority(this, args);
if (PostChanged != null)
PostChanged(this, EventArgs.Empty);
}
public TextBufferMock(string content, string contentTypeName)
{
ContentType = new ContentTypeMock(contentTypeName, new IContentType[] { ContentTypeMock.TextContentType });
TextVersionMock initialVersion = new TextVersionMock(this, 0, content.Length);
CurrentSnapshot = new TextSnapshotMock(content, this, initialVersion);
}
