private async Task <IVsWindowFrame> CreateDocWindowForSolutionAsync() { ThreadHelper.ThrowIfNotOnUIThread(); IVsWindowFrame windowFrame = null; var solution = await this.GetServiceAsync <IVsSolution>(); var uiShell = await this.GetServiceAsync <SVsUIShell, IVsUIShell>(); var windowFlags = (uint)_VSRDTFLAGS.RDT_DontAddToMRU | (uint)_VSRDTFLAGS.RDT_DontSaveAs; if (await SolutionManager.SolutionHasDeferredProjectsAsync() && !SolutionManager.IsInitialized) { // when VSSolutionManager is not yet initialized, then do a quick pre-condition checks without initializing it fully // which might take some time so we'll initialize it after showing the manager ui window. var preCheckResult = await SolutionManager.CheckSolutionUIPreConditionsAsync(); // key represent if solution is available or not. if (!preCheckResult.Key) { throw new InvalidOperationException(Resources.SolutionIsNotSaved); } // value represent if there is any project in the solution which NuGet supports. if (!preCheckResult.Value) { // NOTE: The menu 'Manage NuGet Packages For Solution' will be disabled in this case. // But, it is possible, that, before NuGetPackage is loaded in VS, the menu is enabled and used. // For once, this message will be shown. Once the package is loaded, the menu will get disabled as appropriate MessageHelper.ShowWarningMessage(Resources.NoSupportedProjectsInSolution, Resources.ErrorDialogBoxTitle); return(null); } } else { // when VSSolutionManager is already initialized, then use the existing APIs to check pre-conditions. if (!await SolutionManager.IsSolutionAvailableAsync()) { throw new InvalidOperationException(Resources.SolutionIsNotSaved); } var projects = await SolutionManager.GetNuGetProjectsAsync(); if (!projects.Any()) { MessageHelper.ShowWarningMessage(Resources.NoSupportedProjectsInSolution, Resources.ErrorDialogBoxTitle); return(null); } } // pass empty array of NuGetProject var uiController = UIFactory.Create(new NuGetProject[0]); var solutionName = (string)_dte.Solution.Properties.Item("Name").Value; var model = new PackageManagerModel( uiController, isSolution: true, editorFactoryGuid: GuidList.guidNuGetEditorType) { SolutionName = solutionName }; var vsWindowSearchHostfactory = await GetServiceAsync(typeof(SVsWindowSearchHostFactory)) as IVsWindowSearchHostFactory; var vsShell = await GetServiceAsync(typeof(SVsShell)) as IVsShell4; var control = new PackageManagerControl(model, Settings.Value, vsWindowSearchHostfactory, vsShell, OutputConsoleLogger); var windowPane = new PackageManagerWindowPane(control); var guidEditorType = GuidList.guidNuGetEditorType; var guidCommandUI = Guid.Empty; var caption = Resx.Label_SolutionNuGetWindowCaption; var documentName = _dte.Solution.FullName; var ppunkDocView = IntPtr.Zero; var ppunkDocData = IntPtr.Zero; var hr = 0; try { ppunkDocView = Marshal.GetIUnknownForObject(windowPane); ppunkDocData = Marshal.GetIUnknownForObject(model); hr = uiShell.CreateDocumentWindow( windowFlags, documentName, (IVsUIHierarchy)solution, (uint)VSConstants.VSITEMID.Root, ppunkDocView, ppunkDocData, ref guidEditorType, null, ref guidCommandUI, null, caption, string.Empty, null, out windowFrame); } finally { if (ppunkDocView != IntPtr.Zero) { Marshal.Release(ppunkDocData); } if (ppunkDocData != IntPtr.Zero) { Marshal.Release(ppunkDocView); } } ErrorHandler.ThrowOnFailure(hr); return(windowFrame); }