bool IsEmptySelectionContext(IVsTrackSelectionEx selCtx)
{
ThreadHelper.ThrowIfNotOnUIThread();
Validate.IsNotNull(selCtx, "selCtx");
IVsMonitorSelection2 monitorSelection2 = Package.GetGlobalService(typeof(SVsShellMonitorSelection)) as IVsMonitorSelection2;
monitorSelection2.GetEmptySelectionContext(out var emptySelCtxt);
return(ComUtilities.IsSameComObject(selCtx, emptySelCtxt));
}
/// <summary>
/// Enumerate the window frames looking for the owner of the context
/// </summary>
/// <param name="selCtx"></param>
/// <returns></returns>
object GetContextOwner(IVsTrackSelectionEx selCtx)
{
ThreadHelper.ThrowIfNotOnUIThread();
if (selCtx == null)
{
return(null);
}
// No frame owns the empty selection context, just return it as its own owner.
if (IsEmptySelectionContext(selCtx))
{
return(selCtx);
}
IVsUIShell4 shell4 = Package.GetGlobalService(typeof(SVsUIShell)) as IVsUIShell4;
Guid trackSelectionExServiceGuid = typeof(SVsTrackSelectionEx).GUID;
Guid trackSelecitonExGuid = typeof(IVsTrackSelectionEx).GUID;
shell4.GetWindowEnum((uint)__WindowFrameTypeFlags.WINDOWFRAMETYPE_All, out var frameEnum);
foreach (IVsWindowFrame frame in ComUtilities.EnumerableFrom(frameEnum))
{
if (ErrorHandler.Succeeded(frame.GetProperty((int)__VSFPROPID.VSFPROPID_SPFrame, out var frameServiceProvider)) && frameServiceProvider != null)
{
IntPtr pTrackSelection = IntPtr.Zero;
try
{
if (ErrorHandler.Succeeded(((IOleServiceProvider)frameServiceProvider).QueryService(ref trackSelectionExServiceGuid, ref trackSelecitonExGuid, out pTrackSelection)))
{
IVsTrackSelectionEx frameCtx = Marshal.GetObjectForIUnknown(pTrackSelection) as IVsTrackSelectionEx;
if (ComUtilities.IsSameComObject(selCtx, frameCtx))
{
return(frame);
}
}
}
finally
{
if (pTrackSelection != IntPtr.Zero)
{
Marshal.Release(pTrackSelection);
}
}
}
}
return(null);
}
public int GetProjrefOfItem(IVsHierarchy pHierarchy, uint itemid, out string pbstrProjref)
{
foreach (var project in _projects)
{
if (ComUtilities.IsSameComObject(pHierarchy, project.Value.Hierarchy))
{
ErrorHandler.ThrowOnFailure(project.Value.Hierarchy.GetCanonicalName(itemid, out global::System.String canonicalName));
pbstrProjref = project.Value.ProjectGuid.ToString("B") + "|" + project.Value.Filename + "|" + canonicalName;
return(VSConstants.S_OK);
}
}
pbstrProjref = null;
return(VSConstants.E_FAIL);
}
public void when_reopening_solution_then_vssolution_is_same()
{
var dte = GlobalServices.GetService <DTE>();
var solutionEmpty = GlobalServices.GetService <SVsSolution, IVsSolution>();
dte.Solution.Open(new FileInfo(Constants.SingleProjectSolution).FullName);
var solution1 = GlobalServices.GetService <SVsSolution, IVsSolution>();
dte.Solution.Close();
dte.Solution.Open(new FileInfo(Constants.BlankSolution).FullName);
var solution2 = GlobalServices.GetService <SVsSolution, IVsSolution>();
Assert.Same(solutionEmpty, solution1);
Assert.Same(solution1, solution2);
Assert.True(ComUtilities.IsSameComObject(solutionEmpty as IVsHierarchy, solution1 as IVsHierarchy));
Assert.True(ComUtilities.IsSameComObject(solution1 as IVsHierarchy, solution2 as IVsHierarchy));
}
public void when_selection_is_item_then_active_hierarchy_is_owning_project()
{
var library = fixture.Solution.FindProject(x => x.Text == "CsLibrary");
Assert.NotNull(library);
var item = library.Nodes.OfType <IItemNode>().FirstOrDefault();
item.Select();
var active = explorer.Solution.ActiveProject;
Assert.Equal(library, active);
var selected = selection.GetSelection().FirstOrDefault();
var identity = item.As <IVsHierarchyItem>().HierarchyIdentity;
Assert.True(ComUtilities.IsSameComObject(selected.Hierarchy, identity.Hierarchy));
Assert.Equal(selected.ItemID, identity.ItemID);
}
public void when_reopening_solution_then_vssolution_is_same()
{
var dte = GlobalServices.GetService <DTE>();
var solutionEmpty = GlobalServices.GetService <SVsSolution, IVsSolution>();
var baseDir = Path.GetDirectoryName(GetType().Assembly.ManifestModule.FullyQualifiedName);
dte.Solution.Open(Path.Combine(baseDir, Constants.SingleProjectSolution));
var solution1 = GlobalServices.GetService <SVsSolution, IVsSolution>();
dte.Solution.Close();
dte.Solution.Open(Path.Combine(baseDir, Constants.BlankSolution));
var solution2 = GlobalServices.GetService <SVsSolution, IVsSolution>();
Assert.Same(solutionEmpty, solution1);
Assert.Same(solution1, solution2);
Assert.True(ComUtilities.IsSameComObject(solutionEmpty as IVsHierarchy, solution1 as IVsHierarchy));
Assert.True(ComUtilities.IsSameComObject(solution1 as IVsHierarchy, solution2 as IVsHierarchy));
}