/// <summary>
/// Sets the specified application compatibility layers for the specified
/// executable file.
/// </summary>
/// <param name="path">
/// The path to the file to be configured.
/// </param>
/// <param name="compatLayers">
/// The compatibility layers.
/// </param>
/// <exception cref="ArgumentNullException">
/// path is null, empty or consists only of white-space characters.
/// </exception>
/// <exception cref="ArgumentInvalidException">
/// path is not a valid executable file.
/// </exception>
/// <exception cref="PathNotFoundException">
/// target does not exist.
/// </exception>
public static void SetLayers(string path, AppCompatLayers compatLayers)
{
if (string.IsNullOrWhiteSpace(path))
{
throw new ArgumentInvalidException(nameof(path));
}
var file = PathEx.Combine(path);
if (!File.Exists(file))
{
throw new PathNotFoundException(file);
}
var type = PortableExecutable.GetMachineTypes(file);
if (type != MachineType.AMD64 && type != MachineType.I386)
{
throw new ArgumentInvalidException(nameof(path));
}
const string keyPath = "SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\AppCompatFlags\\Layers";
var builder = new StringBuilder();
var osVer = Environment.OSVersion.Version;
if (compatLayers.DisableFullscreenOptimizations)
{
builder.AppendLine("DISABLEDXMAXIMIZEDWINDOWEDMODE");
}
if (compatLayers.RunAsAdministrator)
{
builder.AppendLine("RUNASADMIN");
}
if (compatLayers.RunIn640x480ScreenResolution)
{
builder.AppendLine("640x480");
}
if (osVer.Major >= 10 && compatLayers.DpiScalingSystem != AppCompatDpiScalingSystem.Default)
{
builder.AppendLine(Enum.GetName(typeof(AppCompatDpiScalingSystem), compatLayers.DpiScalingSystem)?.ToUpperInvariant());
}
if (osVer.Major >= 10 && compatLayers.DpiScalingBehavior != AppCompatDpiScalingBehavior.Default)
{
builder.AppendLine(Enum.GetName(typeof(AppCompatDpiScalingBehavior), compatLayers.DpiScalingBehavior)?.ToUpperInvariant());
}
if (compatLayers.ColorMode != AppCompatColorMode.Default)
{
builder.AppendLine(Enum.GetName(typeof(AppCompatColorMode), compatLayers.ColorMode)?.ToUpperInvariant().TrimStart('_'));
}
if (compatLayers.OperatingSystem != AppCompatSystemVersion.Default)
{
var os = compatLayers.OperatingSystem;
if (osVer.Major == 6)
{
if (osVer.Minor > 1)
{
if (os > AppCompatSystemVersion.Win7RTM)
{
os = AppCompatSystemVersion.VistaSP2;
}
}
else
{
if (os > AppCompatSystemVersion.VistaSP2)
{
os = AppCompatSystemVersion.VistaSP2;
}
}
}
builder.AppendLine(Enum.GetName(typeof(AppCompatSystemVersion), os)?.ToUpperInvariant());
}
var compatFlags = builder.ToString().Replace(Environment.NewLine, " ").Replace("_", " ").Trim();
if (string.IsNullOrEmpty(compatFlags))
{
Reg.RemoveEntry(Registry.CurrentUser, keyPath, path);
return;
}
Reg.Write(Registry.CurrentUser, keyPath, path, $"~ {compatFlags}");
}
private static bool PinUnpin(string path, bool pin)
{
if (string.IsNullOrWhiteSpace(path))
{
return(false);
}
var file = PathEx.Combine(path);
if (!File.Exists(file))
{
return(false);
}
if (IsPinned(file) == pin)
{
return(true);
}
var isPresentWindows = Environment.OSVersion.Version.Major >= 10;
var shellKeyPath = default(string);
try
{
if (isPresentWindows)
{
//ProcessEx.CurrentPrincipal.ChangeName("explorer.exe");
throw new NotSupportedException();
}
dynamic shell = Activator.CreateInstance(Type.GetTypeFromProgID("Shell.Application"));
var dir = shell.NameSpace(Path.GetDirectoryName(path));
var name = Path.GetFileName(path);
var link = dir.ParseName(name);
var verbs = link.Verbs();
var sb = new StringBuilder(byte.MaxValue);
var lib = WinApi.NativeMethods.LoadLibrary(WinApi.DllNames.Shell32);
_ = WinApi.NativeMethods.LoadString(lib, pin ? 0x150au : 0x150bu, sb, 0xff);
var verb = sb.ToStringThenClear();
/*
* if (!isPresentWindows)
* {
*/
var applied = false;
for (var i = 0; i < verbs.Count(); i++)
{
var e = verbs.Item(i);
if ((pin || !e.Name.ContainsEx(verb)) && (!pin || !e.Name.EqualsEx(verb)))
{
continue;
}
e.DoIt();
applied = true;
break;
}
if (applied)
{
goto Done;
}
//}
if (string.IsNullOrWhiteSpace(verb))
{
verb = "Toggle Taskbar Pin";
}
const string cmdKeyPath = "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\CommandStore\\shell\\Windows.taskbarpin";
var cmdHandler = Reg.ReadString(Registry.LocalMachine, cmdKeyPath, "ExplorerCommandHandler");
if (!string.IsNullOrEmpty(cmdHandler))
{
shellKeyPath = $"Software\\Classes\\*\\shell\\{verb}";
Reg.Write(Registry.CurrentUser, shellKeyPath, "ExplorerCommandHandler", cmdHandler);
}
if (Reg.EntryExists(Registry.CurrentUser, shellKeyPath, "ExplorerCommandHandler"))
{
link.InvokeVerb(verb);
}
Done:
if (!pin)
{
return(!IsPinned(file));
}
var curLink = GetPinLink(path);
if (!File.Exists(curLink))
{
return(false);
}
var target = ShellLink.GetTarget(curLink);
var envVar = EnvironmentEx.GetVariableWithPath(target, false, false);
if (!target.EqualsEx(envVar))
{
FileEx.CreateShellLink(file, curLink);
}
return(true);
}
catch (Exception ex) when(ex.IsCaught())
{
Log.Write(ex);
return(false);
}
finally
{
/*
* if (isPresentWindows)
* ProcessEx.CurrentPrincipal.RestoreName();
*/
if (!string.IsNullOrEmpty(shellKeyPath))
{
Reg.RemoveSubKey(Registry.CurrentUser, shellKeyPath);
}
}
}
