1092 lines
29 KiB
C
1092 lines
29 KiB
C
/****************************** Module Header ******************************\
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* Module Name: Doc.c Document Main module
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*
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* Purpose: Includes All the document communication related routines.
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*
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* Created: Oct 1990.
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*
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* Copyright (c) 1990, 1991 Microsoft Corporation
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*
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* History:
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* Raor (../10/1990) Designed, coded
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*
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\***************************************************************************/
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#include "cmacs.h"
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#include "windows.h"
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#include "ole.h"
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#include "dde.h"
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#include "srvr.h"
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extern ATOM cfBinary;
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extern ATOM aStdClose;
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extern ATOM aStdShowItem;
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extern ATOM aStdDoVerbItem;
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extern ATOM aStdDocName;
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extern ATOM aTrue;
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extern ATOM aFalse;
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extern FARPROC lpTerminateDocClients;
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extern FARPROC lpSendRenameMsg;
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extern FARPROC lpFindItemWnd;
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extern FARPROC lpEnumForTerminate;
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extern HANDLE hdllInst;
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extern HANDLE hddeRename;
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extern HWND hwndRename;
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extern BOOL fAdviseSaveDoc;
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// ### Do we have to create a seperate window for each doc conversation.
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// EDF thinks so.
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/***************************** Public Function ****************************\
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*
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* OLESTATUS FAR PASCAL OleRegisterServerDoc (lhsrvr, lpdocname, lpoledoc, lplhdoc)
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*
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* OleRegisterServerDoc: Registers the Document with the server lib.
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*
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* Parameters:
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* 1. Server long handle(server with which the document should
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* be registered)
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* 2. Document name.
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* 3. Handle to the doc of the server app (private to the server app).
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* 4. Ptr for returning the Doc handle of the lib (private to the lib).
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*
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* return values:
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* returns OLE_OK if the server is successfully registered .
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* else returns the corresponding error.
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*
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* History:
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* Raor: Wrote it,
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\***************************************************************************/
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OLESTATUS FAR PASCAL OleRegisterServerDoc (lhsrvr, lpdocname, lpoledoc, lplhdoc)
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LHSRVR lhsrvr; // handle we passed back as part of registration.
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LPCSTR lpdocname; // document name
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LPOLESERVERDOC lpoledoc; // Private doc handle of the server app.
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LHDOC FAR * lplhdoc; // where we will be passing our doc private handle
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{
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LPSRVR lpsrvr = NULL;
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LPDOC lpdoc = NULL;
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HANDLE hdoc = NULL;
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Puts ("OleRegisterServerDoc");
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if (!CheckServer (lpsrvr = (LPSRVR)lhsrvr))
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return OLE_ERROR_HANDLE;
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// server's termination has already started.
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if (lpsrvr->bTerminate)
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return OLE_ERROR_TERMINATE;
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PROBE_READ((LPSTR)lpdocname);
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PROBE_WRITE(lplhdoc);
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// we are using the null from inside the server lib
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if (lpoledoc)
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PROBE_WRITE(lpoledoc);
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hdoc = GlobalAlloc (GMEM_MOVEABLE | GMEM_ZEROINIT | GMEM_DDESHARE, sizeof (DOC));
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if (!(hdoc && (lpdoc = (LPDOC)GlobalLock (hdoc))))
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goto errReturn;
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// set the signature, handle and the doc atom.
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lpdoc->sig[0] = 'S';
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lpdoc->sig[1] = 'D';
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lpdoc->hdoc = hdoc;
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lpdoc->aDoc = GlobalAddAtom (lpdocname);
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lpdoc->lpoledoc = lpoledoc;
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if (!(lpdoc->hwnd = CreateWindow ("DocWndClass", "Doc",
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WS_CHILD,0,0,0,0,lpsrvr->hwnd,NULL, hdllInst, NULL)))
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goto errReturn;
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// save the ptr to the struct in the window.
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SetWindowLong (lpdoc->hwnd, 0, (LONG)lpdoc);
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SetWindowWord (lpdoc->hwnd, WW_LE, WC_LE);
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SetWindowWord (lpdoc->hwnd, WW_HANDLE,
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(WORD) (GetWindowWord (lpsrvr->hwnd, WW_HANDLE)));
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*lplhdoc = (LONG)lpdoc;
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return OLE_OK;
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errReturn:
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if (lpdoc){
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if (lpdoc->hwnd)
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DestroyWindow (lpsrvr->hwnd);
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if (lpdoc->aDoc)
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GlobalDeleteAtom (lpdoc->aDoc);
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GlobalUnlock(hdoc);
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}
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if (hdoc)
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GlobalFree (hdoc);
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return OLE_ERROR_MEMORY;
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}
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/***************************** Public Function ****************************\
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* OLESTATUS FAR PASCAL OleRevokeServerDoc (lhdoc)
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*
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* OleRevokeServerDoc: Unregisters the document which has been registered.
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*
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* Parameters:
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* 1. DLL Doc handle.
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*
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* return values:
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* returns OLE_OK if the document is successfully unregisterd.
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* ( It is Ok for the app to free the associated space).
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* If the unregistration is intiated, returns OLE_STARTED.
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* Calls the Doc class release entry point when the doc
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* can be released. App should wait till the Release is called
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*
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* History:
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* Raor: Wrote it,
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\***************************************************************************/
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OLESTATUS FAR PASCAL OleRevokeServerDoc (lhdoc)
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LHDOC lhdoc;
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{
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HWND hwndSrvr;
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LPSRVR lpsrvr;
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HWND hwndDoc;
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LPDOC lpdoc;
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Puts ("OleRevokeServerDoc");
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if (!CheckServerDoc (lpdoc = (LPDOC)lhdoc))
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return OLE_ERROR_HANDLE;
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if (lpdoc->bTerminate && lpdoc->termNo)
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return OLE_WAIT_FOR_RELEASE;
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// ### this code is very similar to the srvr code.
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// we should optimize.
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hwndDoc = lpdoc->hwnd;
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#ifdef FIREWALLS
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ASSERT (hwndDoc, "No doc window")
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#endif
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hwndSrvr = GetParent (hwndDoc);
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lpsrvr = (LPSRVR) GetWindowLong (hwndSrvr, 0);
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#ifdef FIREWALLS
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ASSERT (hwndSrvr, "No srvr window")
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ASSERT (lpsrvr, "No srvr structure")
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#endif
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// delete all the items(objects) for this doc
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DeleteAllItems (lpdoc->hwnd);
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// we are terminating.
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lpdoc->bTerminate = TRUE;
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lpdoc->termNo = 0;
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// send ack if Revoke is done as a result of StdClose
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if (lpdoc->fAckClose) {
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// Post the acknowledge to the client
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if (!PostMessageToClient (lpdoc->hwndClose, WM_DDE_ACK, lpdoc->hwnd,
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MAKELONG (0x8000, lpdoc->hDataClose)))
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// if the window died or post failed, delete the atom.
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GlobalFree (lpdoc->hDataClose);
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}
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// Post termination for each of the doc clients.
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EnumProps (hwndDoc, lpTerminateDocClients);
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// post all the messages with yield which have been collected in enum
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// UnblockPostMsgs (hwndDoc, TRUE);
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#ifdef WAIT_DDE
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if (lpdoc->termNo)
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WaitForTerminate((LPSRVR)lpdoc);
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#endif
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return ReleaseDoc (lpdoc);
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}
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/***************************** Public Function ****************************\
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* OLESTATUS FAR PASCAL OleRenameServerDoc (lhdoc, lpNewName)
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*
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* OleRenameServerDoc: Changes the name of the document
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*
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* Parameters:
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* 1. DLL Doc handle.
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* 2. New name for document
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*
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* return values:
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* returns OLE_OK if the document is successfully renamed
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*
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* History:
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* Srinik: Wrote it,
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\***************************************************************************/
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OLESTATUS FAR PASCAL OleRenameServerDoc (lhdoc, lpNewName)
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LHDOC lhdoc;
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LPCSTR lpNewName;
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{
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LPDOC lpdoc;
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OLESTATUS retVal = OLE_OK;
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HANDLE hdata;
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HWND hStdWnd;
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if (!CheckServerDoc (lpdoc = (LPDOC)lhdoc))
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return OLE_ERROR_HANDLE;
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PROBE_READ((LPSTR)lpNewName);
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if (!(hdata = MakeGlobal ((LPSTR)lpNewName)))
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return OLE_ERROR_MEMORY;
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if (lpdoc->aDoc)
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GlobalDeleteAtom (lpdoc->aDoc);
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lpdoc->aDoc = GlobalAddAtom (lpNewName);
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// if StdDocName item is present send rename to relevant clients
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if (hStdWnd = SearchItem (lpdoc, (LPSTR) MAKEINTATOM(aStdDocName))) {
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if (!MakeDDEData (hdata, (int)cfBinary, (LPHANDLE)&hddeRename,FALSE))
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retVal = OLE_ERROR_MEMORY;
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else {
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EnumProps (hStdWnd, lpSendRenameMsg);
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// post all the messages with yield which have been collected in enum
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// UnblockPostMsgs (hStdWnd, FALSE);
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GlobalFree (hddeRename);
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}
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}
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hwndRename = hStdWnd;
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// Post termination for each of the doc clients.
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EnumProps (lpdoc->hwnd, lpEnumForTerminate);
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// post all the messages with yield which have been collected in enum
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// UnblockPostMsgs (lpdoc->hwnd, TRUE);
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// If it was an embedded object, from now on it won't be
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lpdoc->fEmbed = FALSE;
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if (!hStdWnd || retVal != OLE_OK)
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GlobalFree(hdata);
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// Do link manager stuff
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return retVal;
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}
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/***************************** Public Function ****************************\
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* OLESTATUS FAR PASCAL OleSavedServerDoc (lhdoc)
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*
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* OleSavedServerDoc: Changes the name of the document
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*
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* Parameters:
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* 1. DLL Doc handle.
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*
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* return values:
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* returns OLE_OK if the link manager is successfully notified
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*
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* History:
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* Srinik: Wrote it,
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\***************************************************************************/
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OLESTATUS FAR PASCAL OleSavedServerDoc (lhdoc)
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LHDOC lhdoc;
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{
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LPDOC lpdoc;
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if (!CheckServerDoc (lpdoc = (LPDOC)lhdoc))
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return OLE_ERROR_HANDLE;
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fAdviseSaveDoc = TRUE;
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EnumChildWindows (lpdoc->hwnd, lpFindItemWnd,
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MAKELONG (NULL, ITEM_SAVED));
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if (lpdoc->fEmbed && !fAdviseSaveDoc)
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return OLE_ERROR_CANT_UPDATE_CLIENT;
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return OLE_OK;
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}
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/***************************** Public Function ****************************\
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* OLESTATUS FAR PASCAL OleRevertServerDoc (lhdoc)
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*
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* OleRevertServerDoc: Changes the name of the document
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*
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* Parameters:
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* 1. DLL Doc handle.
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*
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* return values:
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* returns OLE_OK if the link manager has been successfully informed
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*
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* History:
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* Srinik: Wrote it,
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\***************************************************************************/
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OLESTATUS FAR PASCAL OleRevertServerDoc (lhdoc)
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LHDOC lhdoc;
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{
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LPDOC lpdoc;
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if (!CheckServerDoc (lpdoc = (LPDOC)lhdoc))
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return OLE_ERROR_HANDLE;
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return OLE_OK;
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}
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// TerminateDocClients: Call back for the document window for
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// enumerating all the clients. Posts terminate for each of
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// the clients.
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BOOL FAR PASCAL TerminateDocClients (hwnd, lpstr, hdata)
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HWND hwnd;
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LPSTR lpstr;
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HANDLE hdata;
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{
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LPDOC lpdoc;
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lpdoc = (LPDOC)GetWindowLong (hwnd, 0);
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if (IsWindowValid ((HWND)hdata)){
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lpdoc->termNo++;
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// irrespective of the post, incremet the count, so
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// that client does not die.
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PostMessageToClientWithBlock ((HWND)hdata, WM_DDE_TERMINATE, hwnd, NULL);
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}
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else
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ASSERT(FALSE, "TERMINATE: Client's Doc channel is missing");
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return TRUE;
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}
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// ReleaseDoc: If there are no more matching terminates pending
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// Call the server for its release. (Server might be waiting for the
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// docs to be terminated. Called thru OleRevokeServer).
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int INTERNAL ReleaseDoc (lpdoc)
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LPDOC lpdoc;
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{
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HWND hwndSrvr;
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HANDLE hdoc;
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LPSRVR lpsrvr;
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// release srvr is called only when everything is
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// cleaned and srvr app can post WM_QUIT.
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if (lpdoc->bTerminate && lpdoc->termNo)
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return OLE_WAIT_FOR_RELEASE;
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// Call Release for the app to release its space.
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if (lpdoc->lpoledoc){
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#ifdef FIREWALLS
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if (!CheckPointer (lpdoc->lpoledoc, WRITE_ACCESS))
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ASSERT (0, "Invalid LPOLESERVERDOC")
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else if (!CheckPointer (lpdoc->lpoledoc->lpvtbl, WRITE_ACCESS))
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ASSERT (0, "Invalid LPOLESERVERDOCVTBL")
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else
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ASSERT (lpdoc->lpoledoc->lpvtbl->Release,
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"Invalid pointer to Release method")
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#endif
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(*lpdoc->lpoledoc->lpvtbl->Release) (lpdoc->lpoledoc);
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}
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if (lpdoc->aDoc) {
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GlobalDeleteAtom (lpdoc->aDoc);
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lpdoc->aDoc = NULL;
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}
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hwndSrvr = GetParent (lpdoc->hwnd);
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DestroyWindow (lpdoc->hwnd);
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lpsrvr = (LPSRVR)GetWindowLong (hwndSrvr, 0);
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// if the server is waiting for us, inform the server
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// we are done
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if (!lpsrvr->bTerminate) {
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// if we are not in terminate mode, then send advise to the server
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// if server can be revoked. raor (04/09)
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if (QueryRelease (lpsrvr)){
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#ifdef FIREWALLS
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if (!CheckPointer (lpsrvr->lpolesrvr, WRITE_ACCESS))
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ASSERT (0, "Invalid LPOLESERVER")
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else if (!CheckPointer (lpsrvr->lpolesrvr->lpvtbl,
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WRITE_ACCESS))
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ASSERT (0, "Invalid LPOLESERVERVTBL")
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else
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ASSERT (lpsrvr->lpolesrvr->lpvtbl->Release,
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"Invalid pointer to Release method")
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#endif
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(*lpsrvr->lpolesrvr->lpvtbl->Release) (lpsrvr->lpolesrvr);
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}
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} else
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ReleaseSrvr (lpsrvr);
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GlobalUnlock (hdoc = lpdoc->hdoc);
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GlobalFree (hdoc);
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return OLE_OK;
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}
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//RevokeAllDocs : revokes all the documents attached to a given
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//server.
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int INTERNAL RevokeAllDocs (lpsrvr)
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LPSRVR lpsrvr;
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{
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HWND hwnd;
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HWND hwndnext;
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hwnd = GetWindow (lpsrvr->hwnd, GW_CHILD);
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// Go thru each of the child windows and revoke the corresponding
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// document. Doc windows are child windows for the server window.
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while (hwnd){
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// sequence is important
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hwndnext = GetWindow (hwnd, GW_HWNDNEXT);
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OleRevokeServerDoc ((LHDOC)GetWindowLong (hwnd, 0));
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hwnd = hwndnext;
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}
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return OLE_OK;
|
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}
|
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|
|
|
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// FindDoc: Given a document, searches for the document
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// in the given server document tree. returns true if the
|
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// document is available.
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|
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LPDOC INTERNAL FindDoc (lpsrvr, lpdocname)
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LPSRVR lpsrvr;
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LPSTR lpdocname;
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{
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ATOM aDoc;
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HWND hwnd;
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LPDOC lpdoc;
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aDoc = (ATOM)GlobalFindAtom (lpdocname);
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hwnd = GetWindow (lpsrvr->hwnd, GW_CHILD);
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|
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while (hwnd){
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lpdoc = (LPDOC)GetWindowLong (hwnd, 0);
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if (lpdoc->aDoc == aDoc)
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return lpdoc;
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hwnd = GetWindow (hwnd, GW_HWNDNEXT);
|
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}
|
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return NULL;
|
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}
|
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|
|
|
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|
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// DocWndProc: document window procedure.
|
|
// ### We might be able to merge this code with
|
|
// the server window proc.
|
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|
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|
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long FAR PASCAL DocWndProc (hwnd, msg, wParam, lParam)
|
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HWND hwnd;
|
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WORD msg;
|
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WORD wParam;
|
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LONG lParam;
|
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{
|
|
|
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LPDOC lpdoc;
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WORD status = NULL;
|
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HWND hwndClient;
|
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BOOL fack;
|
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HANDLE hdata = NULL;
|
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OLESTATUS retval;
|
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LPSRVR lpsrvr;
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|
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if (AddMessage (hwnd, msg, wParam, lParam, WT_DOC))
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return 0L;
|
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|
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lpdoc = (LPDOC)GetWindowLong (hwnd, 0);
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|
|
switch (msg){
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|
|
|
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case WM_CREATE:
|
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DEBUG_OUT ("doc create window", 0)
|
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break;
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|
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case WM_DDE_INITIATE:
|
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|
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DEBUG_OUT ("doc: DDE init",0);
|
|
if (lpdoc->bTerminate){
|
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DEBUG_OUT ("doc: No action due to termination process",0)
|
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break;
|
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}
|
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|
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// if we are the documnet then respond.
|
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|
|
if (! (lpdoc->aDoc == (ATOM)(HIWORD(lParam))))
|
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break;
|
|
|
|
// We can enterain this client. Put this window in the client list
|
|
// and acknowledge the initiate.
|
|
|
|
if (!AddClient (hwnd, (HWND)wParam, (HWND)wParam))
|
|
break;
|
|
|
|
lpdoc->cClients++;
|
|
lpsrvr = (LPSRVR) GetWindowLong (GetParent(lpdoc->hwnd), 0);
|
|
|
|
lpsrvr->bnoRelease = FALSE;
|
|
|
|
// post the acknowledge
|
|
DuplicateAtom (LOWORD(lParam));
|
|
DuplicateAtom (HIWORD(lParam));
|
|
SendMessage ((HWND)wParam, WM_DDE_ACK, (WORD)hwnd, lParam);
|
|
|
|
break;
|
|
|
|
case WM_DDE_EXECUTE:
|
|
|
|
DEBUG_OUT ("doc: execute", 0)
|
|
#ifdef FIREWALLS
|
|
// find the client in the client list.
|
|
hwndClient = FindClient (lpdoc->hwnd, (HWND)wParam);
|
|
ASSERT (hwndClient, "Client is missing from the server")
|
|
#endif
|
|
// Are we terminating
|
|
if (lpdoc->bTerminate || !IsWindowValid ((HWND)wParam)) {
|
|
DEBUG_OUT ("doc: execute after terminate posted",0)
|
|
// !!! are we supposed to free the data
|
|
GlobalFree (HIWORD (lParam));
|
|
break;
|
|
|
|
}
|
|
|
|
retval = DocExecute (hwnd, HIWORD (lParam), (HWND)wParam);
|
|
SET_MSG_STATUS (retval, status);
|
|
|
|
#ifdef OLD
|
|
// if we posted the terminate because of execute, do not send
|
|
// ack.
|
|
|
|
if (lpdoc->bTerminate) {
|
|
// !!! We got close but, we are posting the
|
|
// the terminate. Excel does not complain about
|
|
// this. But powerpoint complains.
|
|
#ifdef POWERPNT_BUG
|
|
GlobalFree (HIWORD(lParam));
|
|
#endif
|
|
break;
|
|
}
|
|
#endif
|
|
if (!lpdoc->bTerminate) {
|
|
// Post the acknowledge to the client
|
|
if (!PostMessageToClient ((HWND)wParam, WM_DDE_ACK, hwnd,
|
|
MAKELONG(status, HIWORD(lParam))))
|
|
// the window either died or post failed, delete the data
|
|
GlobalFree (HIWORD(lParam));
|
|
}
|
|
|
|
break;
|
|
|
|
case WM_DDE_TERMINATE:
|
|
DEBUG_OUT ("doc: DDE terminate",0)
|
|
|
|
#ifdef FIREWALLS
|
|
// find the client in the client list.
|
|
hwndClient = FindClient (lpdoc->hwnd,(HWND)wParam);
|
|
ASSERT(hwndClient || lpdoc->termNo, "Client is missing from the server")
|
|
#endif
|
|
// We do not need this client any more. Delete him from the
|
|
// client list.
|
|
|
|
DeleteClient (lpdoc->hwnd, (HWND)wParam);
|
|
lpdoc->cClients--;
|
|
|
|
if (lpdoc->bTerminate){
|
|
lpsrvr = (LPSRVR) GetWindowLong (GetParent(lpdoc->hwnd), 0);
|
|
if (!--lpdoc->termNo)
|
|
// Release this Doc and may be the server also
|
|
// if the server is waiting to be released also.
|
|
ReleaseDoc (lpdoc);
|
|
} else {
|
|
if (lpdoc->termNo == 0){
|
|
|
|
// If client intiated the terminate. Post matching terminate
|
|
|
|
PostMessageToClient ((HWND)wParam, WM_DDE_TERMINATE,
|
|
hwnd, NULL);
|
|
} else
|
|
lpdoc->termNo--;
|
|
|
|
//Client initiated the termination. So, we shoudl take him
|
|
// out from any of our items client lists.
|
|
DeleteFromItemsList (lpdoc->hwnd, (HWND)wParam);
|
|
|
|
lpsrvr = (LPSRVR)GetWindowLong (GetParent (lpdoc->hwnd), 0);
|
|
|
|
if (QueryRelease (lpsrvr)){
|
|
|
|
#ifdef FIREWALLS
|
|
if (!CheckPointer (lpsrvr->lpolesrvr, WRITE_ACCESS))
|
|
ASSERT (0, "Invalid LPOLESERVER")
|
|
else if (!CheckPointer (lpsrvr->lpolesrvr->lpvtbl,
|
|
WRITE_ACCESS))
|
|
ASSERT (0, "Invalid LPOLESERVERVTBL")
|
|
else
|
|
ASSERT (lpsrvr->lpolesrvr->lpvtbl->Release,
|
|
"Invalid pointer to Release method")
|
|
#endif
|
|
|
|
(*lpsrvr->lpolesrvr->lpvtbl->Release) (lpsrvr->lpolesrvr);
|
|
}
|
|
|
|
}
|
|
break;
|
|
|
|
case WM_DESTROY:
|
|
DEBUG_OUT ("doc: Destroy window",0)
|
|
break;
|
|
|
|
case WM_DDE_POKE: {
|
|
int iStdItem;
|
|
|
|
if (lpdoc->bTerminate || !IsWindowValid ((HWND) wParam)) {
|
|
// we are getting pke message after we have posted the
|
|
// the termination or the client got deleted.
|
|
PokeErr:
|
|
FreePokeData ((HANDLE) (LOWORD (lParam)));
|
|
#ifdef OLD
|
|
GlobalFree ((HANDLE) (LOWORD (lParam)));
|
|
#endif
|
|
// !!! Are we supposed to delete the atoms also.
|
|
PokeErr1:
|
|
if (HIWORD(lParam))
|
|
GlobalDeleteAtom (HIWORD(lParam));
|
|
break;
|
|
|
|
}
|
|
|
|
if (iStdItem = GetStdItemIndex (HIWORD(lParam)))
|
|
retval = PokeStdItems (lpdoc, (HWND)wParam,
|
|
MAKELONG((LOWORD(lParam)), iStdItem));
|
|
else
|
|
retval = PokeData (lpdoc, (HWND)wParam, lParam);
|
|
|
|
SET_MSG_STATUS (retval, status);
|
|
// !!! If the fRelease is false and the post fails
|
|
// then we are not freeing the hdata. Are we supposed to
|
|
|
|
if (!PostMessageToClient ((HWND)wParam, WM_DDE_ACK, hwnd,
|
|
MAKELONG(status, HIWORD(lParam))))
|
|
goto PokeErr1;
|
|
|
|
break;
|
|
}
|
|
|
|
case WM_DDE_ADVISE:
|
|
|
|
fack = TRUE;
|
|
|
|
if (lpdoc->bTerminate || !IsWindowValid ((HWND)wParam))
|
|
goto PokeErr;
|
|
|
|
if (IsAdviseStdItems (HIWORD(lParam)))
|
|
retval = AdviseStdItems (lpdoc, (HWND)wParam, lParam, (BOOL FAR *)&fack);
|
|
else
|
|
// advise data will not have any OLE_BUSY
|
|
retval = AdviseData (lpdoc, (HWND)wParam, lParam, (BOOL FAR *)&fack);
|
|
|
|
SET_MSG_STATUS (retval, status);
|
|
|
|
if (fack) {
|
|
if (!PostMessageToClient ((HWND)wParam, WM_DDE_ACK, hwnd,
|
|
MAKELONG(status, HIWORD(lParam))))
|
|
goto PokeErr;
|
|
|
|
}
|
|
else if ((ATOM)(HIWORD (lParam)))
|
|
GlobalDeleteAtom ((ATOM)(HIWORD (lParam)));
|
|
|
|
break;
|
|
|
|
case WM_DDE_UNADVISE:
|
|
if (lpdoc->bTerminate || !IsWindowValid ((HWND)wParam))
|
|
goto PokeErr;
|
|
|
|
retval = UnAdviseData (lpdoc, (HWND)wParam, lParam);
|
|
SET_MSG_STATUS (retval, status);
|
|
|
|
if (!PostMessageToClient ((HWND)wParam, WM_DDE_ACK, hwnd,
|
|
MAKELONG(status, HIWORD(lParam))))
|
|
goto PokeErr;
|
|
|
|
break;
|
|
|
|
case WM_DDE_REQUEST:
|
|
|
|
if (lpdoc->bTerminate || !IsWindowValid ((HWND) wParam))
|
|
goto PokeErr1;
|
|
|
|
retval = RequestData (lpdoc, (HWND)wParam, lParam, (HANDLE FAR *)&hdata);
|
|
|
|
if(retval == OLE_OK) {
|
|
// post the data message and we are not asking for any
|
|
// acknowledge.
|
|
|
|
if (!PostMessageToClient ((HWND)wParam, WM_DDE_DATA, hwnd,
|
|
MAKELONG(hdata, HIWORD(lParam)))) {
|
|
GlobalFree (hdata);
|
|
goto PokeErr1;
|
|
}
|
|
break;
|
|
}
|
|
|
|
if (retval == OLE_BUSY)
|
|
status = 0x4000;
|
|
else
|
|
status = 0;
|
|
|
|
// if request failed, then acknowledge with error.
|
|
if (!PostMessageToClient ((HWND)wParam, WM_DDE_ACK, hwnd,
|
|
MAKELONG(status, HIWORD(lParam))))
|
|
goto PokeErr1;
|
|
|
|
|
|
break;
|
|
|
|
default:
|
|
DEBUG_OUT("doc: Default message",0)
|
|
return DefWindowProc (hwnd, msg, wParam, lParam);
|
|
|
|
}
|
|
|
|
return 0L;
|
|
|
|
}
|
|
|
|
//DocExecute: Interprets the execute command for the
|
|
//document conversation.
|
|
|
|
|
|
OLESTATUS INTERNAL DocExecute(hwnd, hdata, hwndClient)
|
|
HWND hwnd;
|
|
HANDLE hdata;
|
|
HWND hwndClient;
|
|
{
|
|
|
|
ATOM acmd;
|
|
BOOL fShow;
|
|
BOOL fActivate;
|
|
|
|
HANDLE hdup = NULL;
|
|
int retval = OLE_ERROR_MEMORY;
|
|
LPDOC lpdoc;
|
|
LPOLESERVERDOC lpoledoc;
|
|
LPCLIENT lpclient = NULL;
|
|
|
|
LPSTR lpitemname;
|
|
LPSTR lpopt;
|
|
LPSTR lpnextarg;
|
|
LPSTR lpdata = NULL;
|
|
LPSTR lpverb = NULL;
|
|
WORD verb;
|
|
WORD wCmdType;
|
|
|
|
// !!!Can we modify the string which has been passed to us
|
|
// rather than duplicating the data. This will get some speed
|
|
// and save some space.
|
|
|
|
if(!(hdup = DuplicateData(hdata)))
|
|
goto errRtn;
|
|
|
|
if (!(lpdata = GlobalLock (hdup)))
|
|
goto errRtn;
|
|
|
|
DEBUG_OUT (lpdata, 0)
|
|
|
|
lpdoc = (LPDOC)GetWindowLong (hwnd, 0);
|
|
|
|
#ifdef FIREWALLS
|
|
ASSERT (lpdoc, "doc: doc does not exist");
|
|
#endif
|
|
lpoledoc = lpdoc->lpoledoc;
|
|
|
|
retval = OLE_ERROR_SYNTAX;
|
|
|
|
if(*lpdata++ != '[') // commands start with the left sqaure bracket
|
|
goto errRtn;
|
|
|
|
// scan the command and scan upto the first arg.
|
|
if (!(wCmdType = ScanCommand(lpdata, WT_DOC, &lpnextarg, &acmd)))
|
|
goto errRtn;
|
|
|
|
if (wCmdType == NON_OLE_COMMAND) {
|
|
LPSRVR lpsrvr;
|
|
|
|
if (lpsrvr = (LPSRVR) GetWindowLong (GetParent (hwnd), 0)) {
|
|
if (!UtilQueryProtocol (lpsrvr->aClass, PROTOCOL_EXECUTE))
|
|
retval = OLE_ERROR_PROTOCOL;
|
|
else {
|
|
#ifdef FIREWALLS
|
|
if (!CheckPointer (lpoledoc, WRITE_ACCESS))
|
|
ASSERT (0, "Invalid LPOLESERVERDOC")
|
|
else if (!CheckPointer (lpoledoc->lpvtbl, WRITE_ACCESS))
|
|
ASSERT (0, "Invalid LPOLESERVERDOCVTBL")
|
|
else
|
|
ASSERT (lpoledoc->lpvtbl->Execute,
|
|
"Invalid pointer to Execute method")
|
|
#endif
|
|
|
|
retval = (*lpoledoc->lpvtbl->Execute) (lpoledoc, hdata);
|
|
}
|
|
}
|
|
|
|
goto errRtn;
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// [StdCloseDocument]
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////
|
|
if (acmd == aStdClose){
|
|
|
|
// if not terminated by NULL error
|
|
if (*lpnextarg)
|
|
goto errRtn;
|
|
|
|
#ifdef FIREWALLS
|
|
if (!CheckPointer (lpoledoc, WRITE_ACCESS))
|
|
ASSERT (0, "Invalid LPOLESERVERDOC")
|
|
else if (!CheckPointer (lpoledoc->lpvtbl, WRITE_ACCESS))
|
|
ASSERT (0, "Invalid LPOLESERVERDOCVTBL")
|
|
else
|
|
ASSERT (lpoledoc->lpvtbl->Close,"Invalid pointer to Close method")
|
|
#endif
|
|
lpdoc->fAckClose = TRUE;
|
|
lpdoc->hwndClose = hwndClient;
|
|
lpdoc->hDataClose = hdata;
|
|
retval = (*lpoledoc->lpvtbl->Close) (lpoledoc);
|
|
lpdoc->fAckClose = FALSE;
|
|
goto end;
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// [StdDoVerbItem("itemname", verb, BOOL, BOOL]
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////
|
|
if (acmd == aStdDoVerbItem){
|
|
lpitemname = lpnextarg;
|
|
|
|
if(!(lpverb = ScanArg(lpnextarg)))
|
|
goto errRtn;
|
|
|
|
|
|
if(!(lpnextarg = ScanNumArg(lpverb, (LPINT)&verb)))
|
|
goto errRtn;
|
|
|
|
#ifdef FIREWALLS
|
|
ASSERT (verb < 9 , "Unexpected verb number");
|
|
#endif
|
|
|
|
// now scan the show BOOL
|
|
|
|
if (!(lpnextarg = ScanBoolArg (lpnextarg, (BOOL FAR *)&fShow)))
|
|
goto errRtn;
|
|
|
|
fActivate = FALSE;
|
|
|
|
// if activate BOOL is present, scan it.
|
|
|
|
if (*lpnextarg) {
|
|
if (!(lpnextarg = ScanBoolArg (lpnextarg, (BOOL FAR *)&fActivate)))
|
|
goto errRtn;
|
|
}
|
|
|
|
if (*lpnextarg)
|
|
goto errRtn;
|
|
|
|
|
|
retval = DocDoVerbItem (lpdoc, lpitemname, verb, fShow, !fActivate);
|
|
goto end;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// [StdShowItem("itemname"[, "true"])]
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////
|
|
if (acmd != aStdShowItem)
|
|
goto errRtn;
|
|
|
|
lpitemname = lpnextarg;
|
|
|
|
if(!(lpopt = ScanArg(lpitemname)))
|
|
goto errRtn;
|
|
|
|
// Now scan for optional parameter.
|
|
|
|
fActivate = FALSE;
|
|
|
|
if (*lpopt) {
|
|
|
|
if(!(lpnextarg = ScanBoolArg (lpopt, (BOOL FAR *)&fActivate)))
|
|
goto errRtn;
|
|
|
|
if (*lpnextarg)
|
|
goto errRtn;
|
|
|
|
|
|
}
|
|
|
|
retval = DocShowItem (lpdoc, lpitemname, !fActivate);
|
|
|
|
end:
|
|
errRtn:
|
|
if (lpdata)
|
|
GlobalUnlock (hdup);
|
|
|
|
if (hdup)
|
|
GlobalFree (hdup);
|
|
|
|
return retval;
|
|
}
|
|
|
|
int INTERNAL DocShowItem (lpdoc, lpitemname, fAct)
|
|
LPDOC lpdoc;
|
|
LPSTR lpitemname;
|
|
BOOL fAct;
|
|
|
|
{
|
|
LPCLIENT lpclient;
|
|
int retval;
|
|
|
|
if ((retval = FindItem (lpdoc, lpitemname, (LPCLIENT FAR *)&lpclient))
|
|
!= OLE_OK)
|
|
return retval;
|
|
|
|
#ifdef FIREWALLS
|
|
if (!CheckPointer (lpclient->lpoleobject->lpvtbl, WRITE_ACCESS))
|
|
ASSERT (0, "Invalid LPOLEOBJECTVTBL")
|
|
else
|
|
ASSERT (lpclient->lpoleobject->lpvtbl->Show,
|
|
"Invalid pointer to Show method")
|
|
#endif
|
|
|
|
// protocol sends false for activating and TRUE for not activating.
|
|
// for api send TRUE for avtivating and FALSE for not activating.
|
|
|
|
return (*lpclient->lpoleobject->lpvtbl->Show)(lpclient->lpoleobject, fAct);
|
|
}
|
|
|
|
|
|
int INTERNAL DocDoVerbItem (lpdoc, lpitemname, verb, fShow, fAct)
|
|
LPDOC lpdoc;
|
|
LPSTR lpitemname;
|
|
WORD verb;
|
|
BOOL fShow;
|
|
BOOL fAct;
|
|
{
|
|
LPCLIENT lpclient;
|
|
int retval = OLE_ERROR_PROTOCOL;
|
|
|
|
if ((retval = FindItem (lpdoc, lpitemname, (LPCLIENT FAR *)&lpclient))
|
|
!= OLE_OK)
|
|
return retval;
|
|
|
|
#ifdef FIREWALLS
|
|
if (!CheckPointer (lpclient->lpoleobject->lpvtbl, WRITE_ACCESS))
|
|
ASSERT (0, "Invalid LPOLEOBJECTVTBL")
|
|
else
|
|
ASSERT (lpclient->lpoleobject->lpvtbl->DoVerb,
|
|
"Invalid pointer to Run method")
|
|
#endif
|
|
|
|
// pass TRUE to activate and False not to activate. Differnt from
|
|
// protocol.
|
|
|
|
retval = (*lpclient->lpoleobject->lpvtbl->DoVerb)(lpclient->lpoleobject, verb, fShow, fAct);
|
|
|
|
return retval;
|
|
}
|
|
|
|
|
|
|
|
// FreePokeData: Frees the poked dats.
|
|
void INTERNAL FreePokeData (hdde)
|
|
HANDLE hdde;
|
|
{
|
|
DDEPOKE FAR * lpdde;
|
|
|
|
if (hdde) {
|
|
if (lpdde = (DDEPOKE FAR *) GlobalLock (hdde)) {
|
|
GlobalUnlock (hdde);
|
|
FreeGDIdata (*(LPHANDLE)lpdde->Value, lpdde->cfFormat);
|
|
}
|
|
|
|
GlobalFree (hdde);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
// Returns TRUE if GDI format else returns FALSE
|
|
|
|
BOOL INTERNAL FreeGDIdata (hData, cfFormat)
|
|
HANDLE hData;
|
|
OLECLIPFORMAT cfFormat;
|
|
{
|
|
if (cfFormat == CF_METAFILEPICT) {
|
|
LPMETAFILEPICT lpMfp;
|
|
|
|
if (lpMfp = (LPMETAFILEPICT) GlobalLock (hData)) {
|
|
GlobalUnlock (hData);
|
|
DeleteMetaFile (lpMfp->hMF);
|
|
}
|
|
|
|
GlobalFree (hData);
|
|
}
|
|
else if (cfFormat == CF_BITMAP)
|
|
DeleteObject (hData);
|
|
else if (cfFormat == CF_DIB)
|
|
GlobalFree (hData);
|
|
else
|
|
return FALSE;
|
|
|
|
return TRUE;
|
|
}
|