//this is ~300 times slower than AFile.Move. SHFileOperation too. Use only for files or other shell items in virtual folders. Unfinished.
public static void RenameFileOrDirectory(string path, string newName)
{
APerf.First();
if (APath.IsInvalidFileName(newName))
{
throw new ArgumentException("Invalid filename.", nameof(newName));
}
path = _PreparePath(path, nameof(path));
APerf.Next();
var si = _ShellItem(path, "*rename");
APerf.Next();
var fo = new Api.FileOperation() as Api.IFileOperation;
APerf.Next();
try {
fo.SetOperationFlags(4); //FOF_SILENT. Without it shows a hidden dialog that becomes the active window.
AuException.ThrowIfFailed(fo.RenameItem(si, newName, null), "*rename");
APerf.Next();
AuException.ThrowIfFailed(fo.PerformOperations(), "*rename");
APerf.Next();
}
finally {
Api.ReleaseComObject(fo);
Api.ReleaseComObject(si);
}
APerf.NW();
}
static Local()
{
//Prevent JIT delay when calling Next etc if not ngened.
//if(!Util.Assembly_.IsAuNgened) { //unnecessary and makes slower
#if PREPAREMETHOD
Util.AJit.Compile(typeof(Local), "Next", "NW");
#if DEBUG //else these methods are inlined
Util.AJit.Compile(typeof(APerf), "Next", "NW");
#endif
#else //similar speed
APerf.Next(); APerf.NW(); APerf.First(); //JIT-compiles everything we need. s_enabled prevents calling AOutput.Write etc.
s_enabled = true;
#endif
//JIT speed: 1 ms.
}
