internal InlineRenameListenerFactory(
IVimApplicationSettings vimApplicationSettings,
SVsServiceProvider vsServiceProvider)
{
_vimApplicationSettings = vimApplicationSettings;
if (InlineRenameUtil.TryCreate(vsServiceProvider, out IInlineRenameUtil renameUtil))
{
RenameUtil = renameUtil;
}
}
internal static bool TryCreateCore(SVsServiceProvider vsServiceProvider, out InlineRenameUtil InlineRenameUtil)
{
Type getActiveSessionChangedEventArgsType(string versionNumber)
{
var typeName = "ActiveSessionChangedEventArgs";
// This type moved between DLLS in newer versions of Visual
// Studio. Accept it in any of the locations.
var all = new[]
{
"Microsoft.CodeAnalysis.EditorFeatures",
"Microsoft.CodeAnalysis.EditorFeatures.Wpf",
};
foreach (var assemblyName in all)
{
var name = $"Microsoft.CodeAnalysis.Editor.Implementation.InlineRename.InlineRenameService+{typeName}, {assemblyName}, Version={versionNumber}, Culture=neutral, PublicKeyToken=31bf3856ad364e35";
try
{
var type = Type.GetType(name, throwOnError: false);
if (type != null)
{
return(type);
}
}
catch (Exception)
{
// There are cases it will throw even though we specified not to throw.
}
}
throw new Exception($"Could not locate {typeName}");
}
try
{
var componentModel = vsServiceProvider.GetService <SComponentModel, IComponentModel>();
var exportProvider = componentModel.DefaultExportProvider;
var inlineRenameService = exportProvider.GetExportedValue <object>("Microsoft.CodeAnalysis.Editor.Implementation.InlineRename.InlineRenameService");
var inlineRenameServiceType = inlineRenameService.GetType();
var activeSessionPropertyInfo = inlineRenameServiceType.GetProperty("ActiveSession", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
InlineRenameUtil = new InlineRenameUtil(inlineRenameService, activeSessionPropertyInfo);
// Subscribe to the event.
var version = GetRoslynVersionNumber(inlineRenameService.GetType().Assembly);
var activeSessionChangedEventInfo = inlineRenameServiceType.GetEvent("ActiveSessionChanged", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
var eventArgsTypeArgument = getActiveSessionChangedEventArgsType(version);
var openType = typeof(EventHandler <>);
var delegateType = openType.MakeGenericType(eventArgsTypeArgument);
var methodInfo = InlineRenameUtil.GetType().GetMethod("OnActiveSessionChanged", BindingFlags.Instance | BindingFlags.NonPublic);
var delegateInstance = Delegate.CreateDelegate(delegateType, InlineRenameUtil, methodInfo);
var addMethodInfo = activeSessionChangedEventInfo.GetAddMethod(nonPublic: true);
addMethodInfo.Invoke(inlineRenameService, new[] { delegateInstance });
return(true);
}
catch (Exception)
{
// If type load fails that is not a problem. It is expected to
// happen in cases where Roslyn is not available
InlineRenameUtil = null;
return(false);
}
}
