277 lines
7.1 KiB
C
277 lines
7.1 KiB
C
#include <windows.h>
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#include "RegEdit.h"
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#ifndef DBCS
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#define AnsiNext(x) ((x)+1)
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#endif
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#define NUMACTIONS (ID_LASTACTIONRADIO-ID_FIRSTACTIONRADIO+1)
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#define EDITSPERACTION (ID_LASTEDIT-ID_FIRSTACTIONEDIT+1)
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#define OFFSET_COMMAND 0
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#define OFFSET_FIRSTDDE 1
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#define OFFSET_DDEEXEC 1
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#define OFFSET_DDEIFEXEC 2
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#define OFFSET_DDEAPP 3
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#define OFFSET_DDETOPIC 4
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#define BLOCKLEN 100
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char szNull[] = "";
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static char szShell[] = "shell";
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static char szCommand[] = "command";
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static char szDDEExec[] = "ddeexec";
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static char szDDEIfExec[] = "ddeexec\\ifexec";
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static char szDDEApplication[] = "ddeexec\\application";
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static char szDDETopic[] = "ddeexec\\topic";
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static char *ppCommands[] = {
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szCommand, szDDEExec, szDDEIfExec, szDDEApplication, szDDETopic
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} ;
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static char szOpen[] = "open";
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static char szPrint[] = "print";
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static char *ppActionIds[] = {
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szOpen, szPrint
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} ;
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static char szSystem[] = "System";
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char cUsesDDE[NUMACTIONS];
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HANDLE *pLocalVals = NULL;
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WORD NEAR PASCAL CreateId(HANDLE hId)
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{
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HKEY hKeyNew;
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PSTR pId, pTemp;
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WORD wErrMsg = IDS_INVALIDID;
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pId = LocalLock(hId);
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if(!*pId || *pId=='.')
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goto Error1;
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for(pTemp=pId; *pTemp; ++pTemp)
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/* this excludes '\\' and all other chars except 33-127 */
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if(*pTemp=='\\' || *pTemp<=' ')
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goto Error1;
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wErrMsg = IDS_EXISTS;
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if(RegOpenKey(HKEY_CLASSES_ROOT, pId, &hKeyNew) == ERROR_SUCCESS)
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goto Error2;
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if(wErrMsg=GetErrMsg((WORD)RegCreateKey(HKEY_CLASSES_ROOT, pId, &hKeyNew)))
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goto Error1;
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wErrMsg = NULL;
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Error2:
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RegCloseKey(hKeyNew);
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Error1:
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LocalUnlock(hId);
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return(wErrMsg);
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}
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WORD NEAR PASCAL MyGetClassName(HANDLE hId, HANDLE *hName)
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{
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WORD wErrMsg;
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wErrMsg = GetErrMsg((WORD)MyQueryValue(HKEY_CLASSES_ROOT, LocalLock(hId),
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hName));
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LocalUnlock(hId);
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return(wErrMsg);
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}
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WORD NEAR PASCAL DeleteClassId(HANDLE hId)
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{
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WORD wErrMsg;
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wErrMsg = GetErrMsg((WORD)RegDeleteKey(HKEY_CLASSES_ROOT, LocalLock(hId)));
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LocalUnlock(hId);
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return(wErrMsg);
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}
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WORD NEAR PASCAL MergeData(HWND hWndName, HANDLE hId)
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{
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HANDLE hName;
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HANDLE *phTemp;
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WORD wErrMsg = IDS_OUTOFMEMORY;
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HKEY hKeyId, hKeyShell, hKeyAction;
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int i, j;
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if(!(hName=GetEditString(hWndName)))
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goto Error2;
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if(wErrMsg=GetErrMsg((WORD)RegOpenKey(HKEY_CLASSES_ROOT, LocalLock(hId),
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&hKeyId)))
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goto Error3;
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if(wErrMsg=GetErrMsg((WORD)RegCreateKey(hKeyId, szShell, &hKeyShell)))
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goto Error4;
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if(wErrMsg=GetErrMsg((WORD)RegSetValue(hKeyId, szNull, (DWORD)REG_SZ,
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LocalLock(hName), 0L)))
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goto Error5;
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for(i=0, phTemp=pLocalVals; i<NUMACTIONS; ++i) {
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if(wErrMsg=GetErrMsg((WORD)RegCreateKey(hKeyShell, ppActionIds[i],
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&hKeyAction)))
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goto Error5;
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for(j=0; j<EDITSPERACTION; ++j, ++phTemp) {
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if(*phTemp && (j<OFFSET_FIRSTDDE || cUsesDDE[i])) {
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PSTR pTemp;
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pTemp = LocalLock(*phTemp);
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if((j==OFFSET_DDETOPIC && !lstrcmpi(pTemp, szSystem)) ||
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(j==OFFSET_DDEAPP && !lstrcmpi(pTemp,
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GetAppName(*(phTemp+OFFSET_COMMAND-OFFSET_DDEAPP)))))
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RegDeleteKey(hKeyAction, ppCommands[j]);
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else
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wErrMsg = GetErrMsg((WORD)RegSetValue(hKeyAction, ppCommands[j],
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(DWORD)REG_SZ, pTemp, 0L));
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LocalUnlock(*phTemp);
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if(wErrMsg)
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goto Error5;
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} else {
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RegDeleteKey(hKeyAction, ppCommands[j]);
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}
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}
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RegCloseKey(hKeyAction);
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}
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wErrMsg = NULL;
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Error5:
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LocalUnlock(hName);
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RegCloseKey(hKeyShell);
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Error4:
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RegCloseKey(hKeyId);
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Error3:
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LocalUnlock(hId);
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LocalFree(hName);
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Error2:
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return(wErrMsg);
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}
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WORD NEAR PASCAL ResetClassList(HWND hWndIdList, HWND hWndNameList)
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{
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HANDLE hClassId, hClassName;
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HKEY hKeyClasses;
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int i;
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WORD wErrMsg;
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/* Reset the name list */
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SendMessage(hWndIdList, LB_RESETCONTENT, 0, 0L);
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SendMessage(hWndNameList, LB_RESETCONTENT, 0, 0L);
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if(wErrMsg=GetErrMsg((WORD)RegCreateKey(HKEY_CLASSES_ROOT, szNull,
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&hKeyClasses)))
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goto Error1;
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for(i=0; MyEnumKey(hKeyClasses, i, &hClassId)==ERROR_SUCCESS && !wErrMsg;
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++i) {
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int nId;
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PSTR pClassId;
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pClassId = LocalLock(hClassId);
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if(*pClassId=='.' || (wErrMsg=MyGetClassName(hClassId, &hClassName)))
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goto Error2;
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wErrMsg = IDS_OUTOFMEMORY;
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if((nId=(int)SendMessage(hWndNameList, LB_ADDSTRING, 0,
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(DWORD)((LPSTR)LocalLock(hClassName))))==LB_ERR
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|| SendMessage(hWndIdList, LB_INSERTSTRING, nId,
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(DWORD)((LPSTR)pClassId))==LB_ERR)
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goto Error3;
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wErrMsg = NULL;
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Error3:
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LocalUnlock(hClassName);
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LocalFree(hClassName);
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Error2:
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LocalUnlock(hClassId);
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LocalFree(hClassId);
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}
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SendMessage(hWndNameList, LB_SETTOPINDEX, 0, 0L);
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SendMessage(hWndNameList, LB_SETCURSEL, 0, 0L);
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RegCloseKey(hKeyClasses);
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Error1:
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return(wErrMsg);
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}
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WORD NEAR PASCAL GetLocalCopies(HWND hWndName, HANDLE hId)
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{
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HKEY hKeyId, hKeyShell, hSubKey;
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HANDLE hName, *phTemp;
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WORD wErrMsg = IDS_OUTOFMEMORY;
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int i, j;
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if(!pLocalVals) {
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HANDLE hLocalVals;
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if(!(hLocalVals=LocalAlloc(LMEM_FIXED | LMEM_ZEROINIT,
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NUMACTIONS*EDITSPERACTION*sizeof(HANDLE)))
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|| !(pLocalVals=(HANDLE *)LocalLock(hLocalVals)))
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goto Error1;
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}
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for(i=0, phTemp=pLocalVals; i<NUMACTIONS; ++i) {
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cUsesDDE[i] = 0;
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for(j=0; j<EDITSPERACTION; ++j, ++phTemp) {
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if(*phTemp) {
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LocalFree(*phTemp);
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*phTemp = NULL;
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}
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}
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}
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SendMessage(hWndName, WM_SETTEXT, 0, (DWORD)((LPSTR)szNull));
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if(!hId)
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return(NULL);
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if(wErrMsg=GetErrMsg((WORD)RegOpenKey(HKEY_CLASSES_ROOT, LocalLock(hId),
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&hKeyId)))
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goto Error3;
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if(wErrMsg=GetErrMsg((WORD)RegCreateKey(hKeyId, szShell, &hKeyShell)))
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goto Error4;
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if(wErrMsg=GetErrMsg((WORD)MyQueryValue(hKeyId, szNull, &hName)))
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goto Error5;
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SendMessage(hWndName, WM_SETTEXT, 0, (DWORD)((LPSTR)LocalLock(hName)));
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LocalUnlock(hName);
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LocalFree(hName);
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for(i=0, phTemp=pLocalVals; i<NUMACTIONS; ++i) {
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if(wErrMsg=GetErrMsg((WORD)RegCreateKey(hKeyShell, ppActionIds[i],
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&hSubKey)))
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goto Error5;
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for(j=0; j<EDITSPERACTION; ++j, ++phTemp) {
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if((wErrMsg=(WORD)MyQueryValue(hSubKey, ppCommands[j], phTemp))
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!=(WORD)ERROR_BADKEY && (wErrMsg=GetErrMsg(wErrMsg)))
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goto Error5;
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if(j>=OFFSET_FIRSTDDE) {
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if(*phTemp)
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cUsesDDE[i] = 1;
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else if(j == OFFSET_DDETOPIC) {
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*phTemp = StringToLocalHandle(szSystem, LMEM_MOVEABLE);
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} else if(j == OFFSET_DDEAPP) {
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HANDLE hTemp;
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if(hTemp = *(phTemp-(OFFSET_DDEAPP+OFFSET_COMMAND)))
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*phTemp = StringToLocalHandle(GetAppName(hTemp),
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LMEM_MOVEABLE);
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}
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}
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}
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RegCloseKey(hSubKey);
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}
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wErrMsg = NULL;
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Error5:
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RegCloseKey(hKeyShell);
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Error4:
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RegCloseKey(hKeyId);
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Error3:
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LocalUnlock(hId);
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Error1:
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return(wErrMsg);
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}
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