internal IEnumerable <IVsTextView> GetTextViews(ITextBuffer textBuffer)
{
var vsTextBuffer = _editorAdaptersFactoryService.GetBufferAdapter(textBuffer);
if (vsTextBuffer == null)
{
return(Enumerable.Empty <IVsTextView>());
}
IVsEnumTextViews vsEnum;
ErrorHandler.ThrowOnFailure(_textManager.EnumViews(vsTextBuffer, out vsEnum));
var list = new List <IVsTextView>();
var done = false;
var array = new IVsTextView[1];
do
{
uint found = 0;
var hr = vsEnum.Next((uint)array.Length, array, ref found);
ErrorHandler.ThrowOnFailure(hr);
if (VSConstants.S_OK == hr && array[0] != null)
{
list.Add(array[0]);
}
else
{
done = true;
}
}while (!done);
return(list);
}
private void OnBeforeSaveWorker(uint docCookie)
{
// We want to raise a save event for this document. First let's try to get the docData
uint flags;
uint readLocks;
uint writeLocks;
string moniker;
IVsHierarchy hierarchy;
uint itemid;
var docData = IntPtr.Zero;
try
{
Marshal.ThrowExceptionForHR(_runningDocumentTable.GetDocumentInfo(docCookie, out flags, out readLocks, out writeLocks, out moniker, out hierarchy, out itemid, out docData));
var textBuffer = TryGetTextBufferFromDocData(docData);
// Do a quick check that this is a Roslyn file at all before we go do more expensive things
if (textBuffer != null && textBuffer.ContentType.IsOfType(ContentTypeNames.RoslynContentType))
{
var textBufferAdapter = _editorAdaptersFactoryService.GetBufferAdapter(textBuffer);
if (textBufferAdapter != null)
{
// OK, we want to go and raise a save event. Currently, CommandArgs demands that we have a view, so let's try to go and find one.
IVsEnumTextViews enumTextViews;
_textManager.EnumViews(textBufferAdapter, out enumTextViews);
IVsTextView[] views = new IVsTextView[1];
uint fetched = 0;
if (ErrorHandler.Succeeded(enumTextViews.Next(1, views, ref fetched)) && fetched == 1)
{
var view = _editorAdaptersFactoryService.GetWpfTextView(views[0]);
var commandHandlerService = _commandHandlerServiceFactory.GetService(textBuffer);
commandHandlerService.Execute(textBuffer.ContentType, new SaveCommandArgs(view, textBuffer));
}
}
}
}
finally
{
if (docData != IntPtr.Zero)
{
Marshal.Release(docData);
}
}
}
internal IEnumerable <IVsTextView> GetTextViews(ITextBuffer textBuffer)
{
var vsTextBuffer = _editorAdaptersFactoryService.GetBufferAdapter(textBuffer);
if (vsTextBuffer == null)
{
return(Enumerable.Empty <IVsTextView>());
}
IVsEnumTextViews vsEnum;
if (ErrorHandler.Failed(_textManager.EnumViews(vsTextBuffer, out vsEnum)))
{
// When run as a result of navigation for NavigateTo this method can fail. The reason
// isn't understood but it can fail so we must handle it.
return(Enumerable.Empty <IVsTextView>());
}
var list = new List <IVsTextView>();
var done = false;
var array = new IVsTextView[1];
do
{
uint found = 0;
var hr = vsEnum.Next((uint)array.Length, array, ref found);
if (ErrorHandler.Failed(hr))
{
return(Enumerable.Empty <IVsTextView>());
}
if (VSConstants.S_OK == hr && array[0] != null)
{
list.Add(array[0]);
}
else
{
done = true;
}
}while (!done);
return(list);
}
