public static Atom FromExisting([NotNull] String name)
{
if (String.IsNullOrWhiteSpace(name))
{
throw new ArgumentNullException(nameof(name));
}
var atomId = GlobalAtomNativeMethods.GlobalFindAtom(name);
if (atomId == 0)
{
throw new Win32Exception();
}
return(new GlobalAtom(atomId, name));
}
public static String GetAtomName(UInt16 atomId)
{
if (atomId == 0)
{
throw new ArgumentOutOfRangeException(nameof(atomId));
}
var buffer = new StringBuilder(1024);
var result = GlobalAtomNativeMethods.GlobalGetAtomName(atomId, buffer, buffer.Capacity);
if (result == 0)
{
throw new Win32Exception();
}
return(buffer.ToString());
}
public static Atom CreateNew(String name)
{
if (String.IsNullOrWhiteSpace(name))
{
throw new ArgumentNullException(nameof(name));
}
var existingGlobalAtom = GlobalAtomNativeMethods.GlobalFindAtom(name);
if (existingGlobalAtom == 0)
{
existingGlobalAtom = GlobalAtomNativeMethods.GlobalAddAtom(name);
if (existingGlobalAtom == 0)
{
throw new Win32Exception();
}
return(new GlobalAtom(existingGlobalAtom, name));
}
throw new Win32Exception();
}
protected override void DeleteAtom(UInt16 atomid)
{
GlobalAtomNativeMethods.GlobalDeleteAtom(atomid);
}
