public static Result <IVsTextLines> GetTextLines(this IVsWindowFrame vsWindowFrame)
{
try
{
var vsCodeWindow = vsWindowFrame.GetCodeWindow().Value;
ErrorHandler.ThrowOnFailure(vsCodeWindow.GetBuffer(out IVsTextLines vsTextLines));
if (vsTextLines == null)
{
return(Result.Error);
}
return(Result.CreateSuccess(vsTextLines));
}
catch (Exception ex)
{
return(Result.CreateError(ex));
}
}
internal bool TryGetFocusedTextView(out ITextView textView)
{
var activeView = ViewManager.Instance.ActiveView;
var result = _vsAdapter.GetWindowFrames();
if (result.IsError)
{
textView = null;
return(false);
}
IVsWindowFrame activeWindowFrame = null;
foreach (var vsWindowFrame in result.Value)
{
var frame = vsWindowFrame as WindowFrame;
if (frame != null && frame.FrameView == activeView)
{
activeWindowFrame = frame;
break;
}
}
if (activeWindowFrame == null)
{
textView = null;
return(false);
}
// TODO: Should try and pick the ITextView which is actually focussed as
// there could be several in a split screen
try
{
textView = activeWindowFrame.GetCodeWindow().Value.GetPrimaryTextView(_editorAdaptersFactoryService).Value;
return(textView != null);
}
catch
{
textView = null;
return(false);
}
}