public IRegisteredCommandElement Register(UIElement sourceElement, object target) {
if (sourceElement == null)
throw new ArgumentNullException(nameof(sourceElement));
if (target == null)
throw new ArgumentNullException(nameof(target));
var coll = new KeyShortcutCollection();
foreach (var provider in commandInfoProviders)
coll.Add(provider.Value, target);
var cmdElem = new RegisteredCommandElement(this, sourceElement, coll, target);
foreach (var c in commandTargetFilterProviders) {
var filter = c.Value.Create(target);
if (filter == null)
continue;
cmdElem.AddFilter(filter, c.Metadata.Order);
}
return cmdElem;
}
public void Close()
{
if (IsClosed)
{
throw new InvalidOperationException();
}
mouseHoverHelper.OnClosed();
StopRefreshTimer();
RegisteredCommandElement.Unregister();
TextViewModel.Dispose();
IsClosed = true;
Closed?.Invoke(this, EventArgs.Empty);
(aggregateClassifier as IDisposable)?.Dispose();
TextCaret.Dispose();
Selection.Dispose();
(FormattedLineSource as IDisposable)?.Dispose();
physicalLineCache.Dispose();
textLayer.Dispose();
foreach (var physLine in visiblePhysicalLines)
{
physLine.Dispose();
}
visiblePhysicalLines.Clear();
(__lineTransformProvider as IDisposable)?.Dispose();
Loaded -= WpfTextView_Loaded;
Options.OptionChanged -= EditorOptions_OptionChanged;
TextBuffer.ChangedLowPriority -= TextBuffer_ChangedLowPriority;
TextViewModel.DataModel.ContentTypeChanged -= DataModel_ContentTypeChanged;
aggregateClassifier.ClassificationChanged -= AggregateClassifier_ClassificationChanged;
textAndAdornmentSequencer.SequenceChanged -= TextAndAdornmentSequencer_SequenceChanged;
classificationFormatMap.ClassificationFormatMappingChanged -= ClassificationFormatMap_ClassificationFormatMappingChanged;
editorFormatMap.FormatMappingChanged -= EditorFormatMap_FormatMappingChanged;
if (metroWindow != null)
{
metroWindow.WindowDPIChanged -= MetroWindow_WindowDPIChanged;
}
}