protected override void OnInvoke(object sender, EventArgs e)
{
base.OnInvoke(sender, e);
ITextSelection selection = TextEditor.GetCurrentSelection();
if (selection != null)
{
if (selection.Mode == TextSelectionMode.Box)
{
// not supported, ignore for now;
return;
}
// in many cases, the buffer at the top of the
// buffer graph will be a projection buffer, which
// is problematic for the ASPX editor. Instead
// look for the first, non-projection buffer
// on the graph and project on it.
ITextView view = selection.TextView;
SnapshotSpan?span = TextEditor.MapSelectionToPrimaryBuffer(selection);
//SnapshotSpan? span = selection.StreamSelectionSpan.SnapshotSpan;
if (span != null)
{
AddOutlining(span.Value.Snapshot.TextBuffer, span.Value);
var oc = OutliningController.Get(view);
if (oc != null)
{
oc.CollapseRegion(span.Value);
}
}
}
}
public bool Handle(ITextView view)
{
var selection = view.Selection;
if (selection != null)
{
if (selection.Mode == TextSelectionMode.Box)
{
// not supported, ignore for now;
return(false);
}
// in many cases, the buffer at the top of the
// buffer graph will be a projection buffer, which
// is problematic for the ASPX editor. Instead
// look for the first, non-projection buffer
// on the graph and project on it.
SnapshotSpan?span = TextEditor.MapSelectionToPrimaryBuffer(selection);
//SnapshotSpan? span = selection.StreamSelectionSpan.SnapshotSpan;
if (span != null)
{
AddOutlining(span.Value.Snapshot.TextBuffer, span.Value);
var oc = OutliningController.Get(view);
if (oc != null)
{
oc.CollapseRegion(span.Value);
}
return(true);
}
}
return(false);
}
private void CollapseOutlines(ITextView textView)
{
var controller = OutliningController.Get(textView);
if (controller != null)
{
controller.CollapseSelectionRegions();
}
}
private void ClearOutlines(ITextView view)
{
var controller = OutliningController.Get(view);
if (controller != null)
{
controller.RemoveSelectionRegions();
}
}
private void ClearOutlines()
{
var view = TextEditor.GetCurrentView();
var controller = OutliningController.Get(view);
if (controller != null)
{
controller.RemoveSelectionRegions();
}
}