Vanara | NET libraries for Windows implementing PInvoke calls | DevOps library
kandi X-RAY | Vanara Summary
kandi X-RAY | Vanara Summary
This project contains various .NET assemblies that contain P/Invoke functions, interfaces, enums and structures from Windows libraries. Each assembly is associated with one or a few tightly related libraries. For example, Shlwapi.dll has all the exported functions from shlwapi.lib; Kernel32.dll has all for both kernel32.lib and kernelbase.lib. All assemblies are available via NuGet and provide builds against .NET 2.0, 3.5, 4.0, 4.5, Core 3.0, Core 3.1 and .NET 5.0 (new in v3.2.20) and support SourceLink. In all cases where a dependency doesn't disallow it, .NET Standard 2.0, .NET Core 2.0, and 2.1 builds are also included for use with UWP and other .NET Core and Standard projects. This project releases new versions every few weeks after sufficient testing. New releases are cataloged, along with release notes, in the Releases section and all NuGet packages are published to nuget.org. Each GitHub push triggers an AppVeyor build. The owners thank them for the free Open-Source account! The status of that build is in the header of this page. The NuGet packages from those builds are available for test purposes on AppVeyor's project NuGet source at
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QUESTION
I use pinvoke implementations of LookupAccountSid
in managed C# code for several years.
On a German Windows Server 2016
it starts throwing an System.AccessViolationException
when resolving S-1-5-11
(Authenticated users) where the German name is: "NT-Authorität\Authentifizierte Benutzer".
I tested 3 different impementations to rule out an pinvoke error. They all throw at the same call.
- From the github vanara project and my discussion with the author
- First SO implementation
- Second SO implementation where I can't find the source at the moment.
They all throw the same exception so it may be a general problem in the api. Probably because of the umlaut Ä
in the name?
Similar question at SO
This question sounds similar but this is not the problem I face.
My expirience in earlier projects
I used the implementation from (2.) years ago in a Windodws 7 / Server 2008 environment without any problems, but unfortunatelly I currently have no such systems to verify my recent code.
Similar reported issue
I found this thread regarding a similar behaviour on a french system
My current workaround is
...ANSWER
Answered 2020-Dec-09 at 14:33I wrote the following, using the Vanara libraries and @RbMm's comments, to mimic the LookupAccountSid
functionality using LsaLookupSids
.
QUESTION
My goal :
Saving all Window Icon Handle
(HICON
) from inside an HIMAGELIST
as multiple image files (.png
or .tiff
).
My issue :
After my saving procedure some images have poor quality but some don't.
I only noticed this problem on the images of folders with subfolders / subfiles.
My attempt :
Code background:
- I'm using
Vanara
to help me with PInvoke calls and a lot more. - The
HIMAGELIST
come from aListView
using theListViewMessage
:LVM_GETIMAGELIST
. - This method is part of a Shell Extension (I know, I shouldn't do that).
ANSWER
Answered 2020-Jan-06 at 22:11As I am stubborn I insisted with the IMAGELIST
of the desktop listview.
I managed to get the icons / thumbnails from it. By drawing them in a in-memory device context.
No more glitched images.
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