public void CloseSrc()
{
TwReturnCode returnCode;
if (srcds.Id != IntPtr.Zero)
{
var guif = new TwUserInterface();
returnCode = DSuserif(appid, srcds, TwDG.Control, TwData.UserInterface, TwMessageCode.DisableDS, guif);
returnCode = DSMident(appid, IntPtr.Zero, TwDG.Control, TwData.Identity, TwMessageCode.CloseDS, srcds);
}
}
public bool Acquire()
{
TwReturnCode returnCode;
CloseSrc();
if (appid.Id == IntPtr.Zero)
{
Init(hwnd);
if (appid.Id == IntPtr.Zero)
{
throw new InvalidOperationException("Init call falied");
}
}
returnCode = DSMident(appid, IntPtr.Zero, TwDG.Control, TwData.Identity, TwMessageCode.OpenDS, srcds);
if (returnCode != TwReturnCode.Success)
{
throw new InvalidOperationException("DSMident call falied");
}
var guif = new TwUserInterface
{
ShowUI = 1,
ModalUI = 1,
ParentHand = hwnd
};
returnCode = DSuserif(appid, srcds, TwDG.Control, TwData.UserInterface, TwMessageCode.EnableDS, guif);
if (returnCode != TwReturnCode.Success)
{
CloseSrc();
if (returnCode == TwReturnCode.Cancel)
{
return(false);
}
throw new InvalidOperationException("DSuserif call falied");
}
return(true);
}
private static extern TwReturnCode DSuserif([In, Out] TwIdentity origin, [In, Out] TwIdentity dest, TwDG dg, TwData data, TwMessageCode messageCode, TwUserInterface guif);
private static extern TwReturnCode DSuserif([In, Out] TwIdentity origin, [In, Out] TwIdentity dest, TwDG dg, TwData data, TwMessageCode messageCode, TwUserInterface guif);
public void CloseSrc()
{
TwReturnCode returnCode;
if (srcds.Id != IntPtr.Zero)
{
var guif = new TwUserInterface();
returnCode = DSuserif(appid, srcds, TwDG.Control, TwData.UserInterface, TwMessageCode.DisableDS, guif);
returnCode = DSMident(appid, IntPtr.Zero, TwDG.Control, TwData.Identity, TwMessageCode.CloseDS, srcds);
}
}
public bool Acquire()
{
TwReturnCode returnCode;
CloseSrc();
if (appid.Id == IntPtr.Zero)
{
Init(hwnd);
if (appid.Id == IntPtr.Zero)
throw new InvalidOperationException("Init call falied");
}
returnCode = DSMident(appid, IntPtr.Zero, TwDG.Control, TwData.Identity, TwMessageCode.OpenDS, srcds);
if (returnCode != TwReturnCode.Success)
throw new InvalidOperationException("DSMident call falied");
var guif = new TwUserInterface
{
ShowUI = 1,
ModalUI = 1,
ParentHand = hwnd
};
returnCode = DSuserif(appid, srcds, TwDG.Control, TwData.UserInterface, TwMessageCode.EnableDS, guif);
if (returnCode != TwReturnCode.Success)
{
CloseSrc();
if (returnCode == TwReturnCode.Cancel)
{
return false;
}
throw new InvalidOperationException("DSuserif call falied");
}
return true;
}
