public void Acquire()
{
TwRC rc;
CloseSrc();
if (appid.Id == IntPtr.Zero)
{
Init(hwnd);
if (appid.Id == IntPtr.Zero)
{
throw new InvalidOperationException("Init call falied");
}
}
rc = DSMident(appid, IntPtr.Zero, TwDG.Control, TwDAT.Identity, TwMSG.OpenDS, srcds);
if (rc != TwRC.Success)
{
throw new InvalidOperationException("DSMident call falied");
}
TwUserInterface guif = new TwUserInterface();
guif.ShowUI = 1;
guif.ModalUI = 1;
guif.ParentHand = hwnd;
rc = DSuserif(appid, srcds, TwDG.Control, TwDAT.UserInterface, TwMSG.EnableDS, guif);
if (rc != TwRC.Success)
{
CloseSrc();
throw new InvalidOperationException("DSuserif call falied");
}
}
public void CloseSrc()
{
TwRC rc;
if (srcds.Id != IntPtr.Zero)
{
TwUserInterface guif = new TwUserInterface();
rc = DSuserif(appid, srcds, TwDG.Control, TwDAT.UserInterface, TwMSG.DisableDS, guif);
rc = DSMident(appid, IntPtr.Zero, TwDG.Control, TwDAT.Identity, TwMSG.CloseDS, srcds);
}
}
public void Acquire()
{
TwRC rc;
CloseSrc();
if( appid.Id == IntPtr.Zero )
{
Init( hwnd );
if( appid.Id == IntPtr.Zero )
throw new InvalidOperationException("Init call falied");
}
rc = DSMident( appid, IntPtr.Zero, TwDG.Control, TwDAT.Identity, TwMSG.OpenDS, srcds );
if( rc != TwRC.Success )
throw new InvalidOperationException("DSMident call falied");
TwUserInterface guif = new TwUserInterface();
guif.ShowUI = 1;
guif.ModalUI = 1;
guif.ParentHand = hwnd;
rc = DSuserif( appid, srcds, TwDG.Control, TwDAT.UserInterface, TwMSG.EnableDS, guif );
if( rc != TwRC.Success )
{
CloseSrc();
throw new InvalidOperationException("DSuserif call falied");
}
}
private static extern TwRC DSuserif( [In, Out] TwIdentity origin, [In, Out] TwIdentity dest, TwDG dg, TwDAT dat, TwMSG msg, TwUserInterface guif );
public void CloseSrc()
{
TwRC rc;
if( srcds.Id != IntPtr.Zero )
{
TwUserInterface guif = new TwUserInterface();
rc = DSuserif( appid, srcds, TwDG.Control, TwDAT.UserInterface, TwMSG.DisableDS, guif );
rc = DSMident( appid, IntPtr.Zero, TwDG.Control, TwDAT.Identity, TwMSG.CloseDS, srcds );
}
}
private static extern TwRC DSuserif([In, Out] TwIdentity origin, [In, Out] TwIdentity dest, TwDG dg, TwDAT dat, TwMSG msg, TwUserInterface guif);