1 files changed, 135 insertions, 0 deletions

diff --git a/private/ole32/com/remote/dde/client/ddechc.hxx b/private/ole32/com/remote/dde/client/ddechc.hxx
new file mode 100644
index 000000000..d896f2378
--- /dev/null
+++ b/private/ole32/com/remote/dde/client/ddechc.hxx
@@ -0,0 +1,135 @@
+//+-------------------------------------------------------------------------
+//
+//  Microsoft Windows
+//  Copyright (C) Microsoft Corporation, 1992 - 1993.
+//
+//  File:       DdeChC.cxx
+//
+//  Contents:   CDdeChannelControl implementation for DDE. This
+//		implementation requires no instance data, therefore it is
+//		intended to be static.
+//
+//  Functions:
+//
+//  History:    08-May-94 Johann Posch (johannp)    Created
+//  		10-May-94 KevinRo  Made simpler and commented
+//
+//--------------------------------------------------------------------------
+#ifndef __DDECHC_HXX__
+#define __DDECHC_HXX__
+
+class CDdeObject;
+//
+// The following are the possible callbacks that would be supported by
+// the CDdeObject
+//
+
+typedef enum
+{
+    DDE_DISP_SENDONDATACHANGE = 1,
+    DDE_DISP_OLECALLBACK = 2 ,
+    DDE_DISP_SRVRWNDPROC = 3 ,
+    DDE_DISP_DOCWNDPROC = 4
+} DDE_DISPATCH_FUNC;
+
+
+//
+// The following defines a base class for the OLE 1.0 support
+//
+
+typedef struct tagOLE1DISPATCHDATA
+{
+    DDE_DISPATCH_FUNC wDispFunc;
+}OLE1DISPATCHDATA, *POLE1DISPATCHDATA;
+
+//
+// The following structure is used by OLE 1.0 server support code
+//
+
+typedef struct tagDDEDISPATCHDATA : public CPrivAlloc, public OLE1DISPATCHDATA
+{
+    CDdeObject *pCDdeObject;
+    UINT iArg;
+} DDEDISPATCHDATA, *PDDEDISPATCHDATA;
+
+
+//
+// The following structure is used by the OLE 1.0 client support code
+// to dispatch incoming calls to Execute from the server window.
+//
+
+typedef struct tagSRVRDISPATCHDATA : public OLE1DISPATCHDATA,public CPrivAlloc
+{
+    HWND hwnd;
+    HANDLE hData;
+    HWND wParam;
+    LPSRVR lpsrvr;
+} SRVRDISPATCHDATA, *PSRVRDISPATCHDATA;
+
+INTERNAL SrvrDispatchIncomingCall(PSRVRDISPATCHDATA psdd);
+
+
+//
+// The following structure is used by the OLE 1.0 client support code
+// to dispatch incoming calls to a document window
+//
+
+typedef struct tagDOCDISPATCHDATA : public OLE1DISPATCHDATA,public CPrivAlloc
+{
+    HWND hwnd;
+    ULONG msg;
+    WPARAM wParam;
+    LPARAM lParam;
+    HANDLE hdata;		// If already determined, these two hold
+    ATOM aItem;			// valid data. All depends on the message
+    LPCLIENT lpclient;
+} DOCDISPATCHDATA, *PDOCDISPATCHDATA;
+
+INTERNAL DocDispatchIncomingCall(PDOCDISPATCHDATA psdd);
+
+
+
+//
+// DDECALLDATA is all the information needed to transmit the outbound call
+// to the server. Since this DDE channel uses PostMessage, the members
+// should look amazingly alot like the parameters to PostMessage.
+//
+// The hwndCli is used for setting callback information.
+// fInitialSend is used by IChannelControl::Transmit().
+//
+typedef struct tagDDECALLDATA : public CPrivAlloc
+{
+    HWND  hwndSvr;	     	// Server DDE window
+    WORD  wMsg;			// Post parameters
+    WPARAM  wParam;
+    LPARAM  lParam;
+
+    HWND  hwndCli;		// Handle to client side window
+    BOOL  fInitialSend;		// True if the first post has been made
+				// already.
+} DDECALLDATA, *PDDECALLDATA;
+
+
+class CDdeChannelControl : public IChannelControl
+{
+  public:
+    //  IUnknown methods
+    STDMETHOD (QueryInterface)   ( REFIID riid, LPVOID FAR* ppvObj);
+    STDMETHOD_(ULONG,AddRef)     ( void );
+    STDMETHOD_(ULONG,Release)    ( void );
+
+    //  IChannelControl
+    STDMETHOD (DispatchCall)( PDISPATCHDATA );
+    STDMETHOD (OnEvent)     ( PCALLDATA );
+    STDMETHOD (TransmitCall)( PCALLDATA );
+};
+
+//
+// All threads can use a single instance of this class. Therefore, we
+// provide the following global variable
+//
+
+extern CDdeChannelControl g_CDdeChannelControl;
+
+#endif // __DDECHC__HXX__
+