private void OnLink(Ddeml.MONLINKSTRUCT mon)
{
// Get the service name from the hszSvc string handle.
var psz = new StringBuilder(Ddeml.MAX_STRING_SIZE);
var length = Ddeml.DdeQueryString(_Context.InstanceId, mon.hszSvc, psz, psz.Capacity,
Ddeml.CP_WINANSI);
var service = psz.ToString();
// Get the topic name from the hszTopic string handle.
psz = new StringBuilder(Ddeml.MAX_STRING_SIZE);
length = Ddeml.DdeQueryString(_Context.InstanceId, mon.hszTopic, psz, psz.Capacity,
Ddeml.CP_WINANSI);
var topic = psz.ToString();
// Get the item name from the hszItem string handle.
psz = new StringBuilder(Ddeml.MAX_STRING_SIZE);
length = Ddeml.DdeQueryString(_Context.InstanceId, mon.hszItem, psz, psz.Capacity,
Ddeml.CP_WINANSI);
var item = psz.ToString();
var args = new DdemlLinkActivityEventArgs(
service,
topic,
item,
mon.wFmt,
!mon.fNoData,
mon.fEstablished,
mon.fServer,
mon.hConvClient,
mon.hConvServer,
mon.hTask);
LinkActivity?.Invoke(this, args);
}
public bool PreFilterTransaction(DdemlTransaction t)
{
if (t.uType == Ddeml.XTYP_MONITOR)
{
switch (t.dwData2.ToInt32())
{
case Ddeml.MF_CALLBACKS:
{
// Get the MONCBSTRUCT object.
int length = 0;
IntPtr phData = Ddeml.DdeAccessData(t.hData, ref length);
Ddeml.MONCBSTRUCT mon = (Ddeml.MONCBSTRUCT)Marshal.PtrToStructure(phData, typeof(Ddeml.MONCBSTRUCT));
Ddeml.DdeUnaccessData(t.hData);
_Parent.OnCallback(mon);
break;
}
case Ddeml.MF_CONV:
{
// Get the MONCONVSTRUCT object.
int length = 0;
IntPtr phData = Ddeml.DdeAccessData(t.hData, ref length);
Ddeml.MONCONVSTRUCT mon = (Ddeml.MONCONVSTRUCT)Marshal.PtrToStructure(phData, typeof(Ddeml.MONCONVSTRUCT));
Ddeml.DdeUnaccessData(t.hData);
_Parent.OnConversation(mon);
break;
}
case Ddeml.MF_ERRORS:
{
// Get the MONERRSTRUCT object.
int length = 0;
IntPtr phData = Ddeml.DdeAccessData(t.hData, ref length);
Ddeml.MONERRSTRUCT mon = (Ddeml.MONERRSTRUCT)Marshal.PtrToStructure(phData, typeof(Ddeml.MONERRSTRUCT));
Ddeml.DdeUnaccessData(t.hData);
_Parent.OnError(mon);
break;
}
case Ddeml.MF_HSZ_INFO:
{
// Get the MONHSZSTRUCT object.
int length = 0;
IntPtr phData = Ddeml.DdeAccessData(t.hData, ref length);
Ddeml.MONHSZSTRUCT mon = (Ddeml.MONHSZSTRUCT)Marshal.PtrToStructure(phData, typeof(Ddeml.MONHSZSTRUCT));
Ddeml.DdeUnaccessData(t.hData);
_Parent.OnString(mon);
break;
}
case Ddeml.MF_LINKS:
{
// Get the MONLINKSTRUCT object.
int length = 0;
IntPtr phData = Ddeml.DdeAccessData(t.hData, ref length);
Ddeml.MONLINKSTRUCT mon = (Ddeml.MONLINKSTRUCT)Marshal.PtrToStructure(phData, typeof(Ddeml.MONLINKSTRUCT));
Ddeml.DdeUnaccessData(t.hData);
_Parent.OnLink(mon);
break;
}
case Ddeml.MF_POSTMSGS:
{
// Get the MONMSGSTRUCT object.
int length = 0;
IntPtr phData = Ddeml.DdeAccessData(t.hData, ref length);
Ddeml.MONMSGSTRUCT mon = (Ddeml.MONMSGSTRUCT)Marshal.PtrToStructure(phData, typeof(Ddeml.MONMSGSTRUCT));
Ddeml.DdeUnaccessData(t.hData);
_Parent.OnPost(mon);
break;
}
case Ddeml.MF_SENDMSGS:
{
// Get the MONMSGSTRUCT object.
int length = 0;
IntPtr phData = Ddeml.DdeAccessData(t.hData, ref length);
Ddeml.MONMSGSTRUCT mon = (Ddeml.MONMSGSTRUCT)Marshal.PtrToStructure(phData, typeof(Ddeml.MONMSGSTRUCT));
Ddeml.DdeUnaccessData(t.hData);
_Parent.OnSend(mon);
break;
}
}
}
return true;
}