172 lines
4.0 KiB
C
172 lines
4.0 KiB
C
/****************************** Module Header ******************************\
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* Module Name: ddemlsvr.C
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*
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* Copyright (c) 1985 - 1999, Microsoft Corporation
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*
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* DDE Manager main module - Contains all server side ddeml functions.
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*
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* 27-Aug-1991 Sanford Staab Created
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* 21-Jan-1992 IanJa ANSI/Unicode neutralized
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\***************************************************************************/
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#include "precomp.h"
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#pragma hdrstop
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// globals
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PSVR_INSTANCE_INFO psiiList;
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DWORD xxxCsDdeInitialize(
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PHANDLE phInst,
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HWND *phwndEvent,
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LPDWORD pMonitorFlags,
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DWORD afCmd,
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PVOID pcii)
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{
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PSVR_INSTANCE_INFO psii;
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PTHREADINFO ptiCurrent = PtiCurrent();
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CheckCritIn();
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psii = (PSVR_INSTANCE_INFO)HMAllocObject(PtiCurrent(), NULL,
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TYPE_DDEACCESS, sizeof(SVR_INSTANCE_INFO));
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if (psii == NULL) {
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return DMLERR_SYS_ERROR;
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}
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/*
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* We have to tell CreateWindow that window is not created for the same
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* module has the app, (CW_FLAGS_DIFFHMOD), so CreateWindow doesn't
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* assign a hotkey to this window. Other window are done in the
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* client-server thunk
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*/
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Lock(&(psii->spwndEvent), xxxNVCreateWindowEx(
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0,
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(PLARGE_STRING)gpsi->atomSysClass[ICLS_DDEMLEVENT],
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NULL,
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WS_POPUP | WS_CHILD,
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0, 0, 0, 0,
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(PWND)NULL,
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(PMENU)NULL,
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hModuleWin,
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NULL,
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CW_FLAGS_DIFFHMOD | VER31));
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if (psii->spwndEvent == NULL) {
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HMFreeObject((PVOID)psii);
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return DMLERR_SYS_ERROR;
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}
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/*
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* This GWL offset does NOT leave the critical section!
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*/
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xxxSetWindowLongPtr(psii->spwndEvent, GWLP_PSII, (LONG_PTR)PtoH(psii), FALSE);
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psii->afCmd = 0;
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psii->pcii = pcii;
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//
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// Link into global list
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//
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psii->next = psiiList;
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psiiList = psii;
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//
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// Link into per-process list
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//
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psii->nextInThisThread = ptiCurrent->psiiList;
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ptiCurrent->psiiList = psii;
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*phInst = PtoH(psii);
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*phwndEvent = PtoH(psii->spwndEvent);
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xxxChangeMonitorFlags(psii, afCmd); // sets psii->afCmd;
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*pMonitorFlags = MonitorFlags;
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return DMLERR_NO_ERROR;
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}
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DWORD _CsUpdateInstance(
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HANDLE hInst,
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LPDWORD pMonitorFlags,
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DWORD afCmd)
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{
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PSVR_INSTANCE_INFO psii;
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CheckCritIn();
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psii = (PSVR_INSTANCE_INFO)HMValidateHandleNoRip(hInst, TYPE_DDEACCESS);
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if (psii == NULL) {
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return DMLERR_INVALIDPARAMETER;
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}
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xxxChangeMonitorFlags(psii, afCmd);
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*pMonitorFlags = MonitorFlags;
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return DMLERR_NO_ERROR;
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}
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BOOL _CsDdeUninitialize(
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HANDLE hInst)
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{
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PSVR_INSTANCE_INFO psii;
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CheckCritIn();
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psii = HMValidateHandleNoRip(hInst, TYPE_DDEACCESS);
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if (psii == NULL) {
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return TRUE;
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}
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xxxDestroyThreadDDEObject(PtiCurrent(), psii);
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return TRUE;
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}
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VOID xxxDestroyThreadDDEObject(
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PTHREADINFO pti,
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PSVR_INSTANCE_INFO psii)
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{
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PSVR_INSTANCE_INFO psiiT;
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CheckCritIn();
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if (HMIsMarkDestroy(psii)) {
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return;
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}
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//
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// Unlink psii from the global list.
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//
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if (psii == psiiList) {
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psiiList = psii->next;
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} else {
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for (psiiT = psiiList; psiiT->next != psii; psiiT = psiiT->next) {
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UserAssert(psiiT->next != NULL);
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}
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psiiT->next = psii->next;
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}
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// psii->next = NULL;
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//
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// Unlink psii from the per-process list.
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//
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if (psii == pti->psiiList) {
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pti->psiiList = psii->nextInThisThread;
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} else {
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for (psiiT = pti->psiiList; psiiT->nextInThisThread != psii; psiiT = psiiT->nextInThisThread) {
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UserAssert(psiiT->nextInThisThread != NULL);
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}
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psiiT->nextInThisThread = psii->nextInThisThread;
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}
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// psii->nextInThisThread = NULL;
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if (HMMarkObjectDestroy(psii)) {
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xxxDestroyWindow(psii->spwndEvent);
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Unlock(&(psii->spwndEvent));
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HMFreeObject(psii);
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}
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}
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