internal static bool RemoveCommandFilter(IWpfTextView textView, TranslationCommandFilter commandFilter)
{
if (commandFilter == null)
{
return(false);
}
if (commandFilter.m_added)
{
var vsEditorAdaptersFactoryService =
ServicesHelper.GetServiceFromComponentModel <IVsEditorAdaptersFactoryService>(false);
//get the view adapter from the editor factory
if (vsEditorAdaptersFactoryService != null)
{
var view = vsEditorAdaptersFactoryService.GetViewAdapter(textView);
var hr = view.RemoveCommandFilter(commandFilter);
if (hr == VSConstants.S_OK)
{
commandFilter.m_added = false;
}
return(true);
}
}
return(false);
}
internal static bool AddCommandFilter(IWpfTextView textView, TranslationCommandFilter commandFilter)
{
if (commandFilter == null)
{
return(false);
}
if (commandFilter.m_added == false)
{
var vsEditorAdaptersFactoryService =
ServicesHelper.GetServiceFromComponentModel <IVsEditorAdaptersFactoryService>(false);
//get the view adapter from the editor factory
if (vsEditorAdaptersFactoryService != null)
{
var view = vsEditorAdaptersFactoryService.GetViewAdapter(textView);
IOleCommandTarget next;
var hr = view.AddCommandFilter(commandFilter, out next);
if (hr == VSConstants.S_OK)
{
commandFilter.m_added = true;
//you'll need the next target for Exec and QueryStatus
if (next != null)
{
commandFilter.m_nextTarget = next;
}
}
return(true);
}
}
return(false);
}