340 lines
8 KiB
C
340 lines
8 KiB
C
//*********************************************************************
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//* Microsoft Windows **
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//* Copyright(c) Microsoft Corp., 1994 **
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//*********************************************************************
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#include "admincfg.h"
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#include "grouppri.h"
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#ifdef INCL_GROUP_SUPPORT
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GROUPPRIENTRY * pGroupPriEntryFirst = NULL; // head of linked list
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INT_PTR CALLBACK GroupPriorityDlgProc(HWND hDlg, UINT uMsg, WPARAM wParam,
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LPARAM lParam);
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extern HIMAGELIST hImageListSmall;
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VOID EnableDlgButtons(HWND hDlg);
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GROUPPRIENTRY * FindGroupPriEntry(TCHAR * pszGroupName)
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{
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GROUPPRIENTRY * pGroupPriEntry = pGroupPriEntryFirst;
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while (pGroupPriEntry) {
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if (!lstrcmpi(pszGroupName,pGroupPriEntry->pszGroupName))
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return pGroupPriEntry;
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pGroupPriEntry = pGroupPriEntry->pNext;
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}
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return NULL;
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}
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BOOL AddGroupPriEntry(TCHAR * pszGroupName)
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{
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GROUPPRIENTRY * pGroupPriEntryNew;
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if (FindGroupPriEntry(pszGroupName))
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return TRUE; // already in list
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pGroupPriEntryNew = (GROUPPRIENTRY * ) GlobalAlloc(GPTR,sizeof(GROUPPRIENTRY)
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+ ((lstrlen(pszGroupName) + 1) * sizeof(TCHAR)));
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if (!pGroupPriEntryNew)
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return FALSE; // out of memory
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pGroupPriEntryNew->pNext = NULL;
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pGroupPriEntryNew->pszGroupName = ((LPBYTE) pGroupPriEntryNew)
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+ sizeof(GROUPPRIENTRY);
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lstrcpy(pGroupPriEntryNew->pszGroupName,pszGroupName);
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if (!pGroupPriEntryFirst) {
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pGroupPriEntryFirst = pGroupPriEntryNew;
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pGroupPriEntryNew->pPrev = NULL;
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} else {
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// attach to end of linked list
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GROUPPRIENTRY * pGroupPriEntryLast = pGroupPriEntryFirst;
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while (pGroupPriEntryLast->pNext)
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pGroupPriEntryLast=pGroupPriEntryLast->pNext;
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pGroupPriEntryLast->pNext = pGroupPriEntryNew;
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pGroupPriEntryNew->pPrev = pGroupPriEntryLast;
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}
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return TRUE;
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}
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BOOL RemoveGroupPriEntry(TCHAR * pszGroupName)
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{
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GROUPPRIENTRY * pGroupPriEntry;
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if (!(pGroupPriEntry=FindGroupPriEntry(pszGroupName)))
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return FALSE;
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// fix up linked list
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if (pGroupPriEntry == pGroupPriEntryFirst)
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pGroupPriEntryFirst = pGroupPriEntry->pNext;
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if (pGroupPriEntry->pPrev)
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(pGroupPriEntry->pPrev)->pNext = pGroupPriEntry->pNext;
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if (pGroupPriEntry->pNext)
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(pGroupPriEntry->pNext)->pPrev = pGroupPriEntry->pPrev;
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GlobalFree(pGroupPriEntry);
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return TRUE;
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}
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VOID FreeGroupPriorityList( VOID )
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{
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GROUPPRIENTRY * pGroupPriEntry=pGroupPriEntryFirst,* pGroupPriEntryNext;
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while (pGroupPriEntry) {
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pGroupPriEntryNext = pGroupPriEntry->pNext;
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GlobalFree(pGroupPriEntry);
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pGroupPriEntry = pGroupPriEntryNext;
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}
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pGroupPriEntryFirst = NULL;
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}
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UINT LoadGroupPriorityList(HKEY hkeyPriority,HKEY hkeyGroup)
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{
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TCHAR szValueName[10],szGroupName[USERNAMELEN+1];
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UINT uGroupIndex=1,uErr = ERROR_SUCCESS;
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DWORD dwSize;
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FreeGroupPriorityList();
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while (uErr == ERROR_SUCCESS) {
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wsprintf(szValueName,TEXT("%lu"),uGroupIndex);
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dwSize = ARRAYSIZE(szGroupName) * sizeof(TCHAR);
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uErr = RegQueryValueEx(hkeyPriority,szValueName,NULL,NULL,szGroupName,
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&dwSize);
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if (uErr == ERROR_SUCCESS) {
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HKEY hkeyTmp;
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// as sanity check: only add group priority entry if we find an
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// entry for group in policy file
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if (RegOpenKey(hkeyGroup,szGroupName,&hkeyTmp) == ERROR_SUCCESS) {
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RegCloseKey(hkeyTmp);
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if (!AddGroupPriEntry(szGroupName))
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return ERROR_NOT_ENOUGH_MEMORY;
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}
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}
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uGroupIndex++;
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}
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return ERROR_SUCCESS;
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}
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UINT SaveGroupPriorityList(HKEY hKey)
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{
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GROUPPRIENTRY * pGroupPriEntry = pGroupPriEntryFirst;
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UINT uRet;
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DWORD cbValueName;
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TCHAR szValueName[MAX_PATH+1];
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UINT uGroupIndex=1;
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// erase all values for this key, first off
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while (TRUE) {
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cbValueName=ARRAYSIZE(szValueName);
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uRet=RegEnumValue(hKey,0,szValueName,&cbValueName,NULL,
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NULL,NULL,NULL);
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// stop if we're out of items
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if (uRet != ERROR_SUCCESS && uRet != ERROR_MORE_DATA)
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break;
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RegDeleteValue(hKey,szValueName);
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}
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uRet = ERROR_SUCCESS;
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while (pGroupPriEntry) {
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wsprintf(szValueName,TEXT("%lu"),uGroupIndex);
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uRet = RegSetValueEx(hKey,szValueName,0,REG_SZ,pGroupPriEntry->pszGroupName,
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((lstrlen(pGroupPriEntry->pszGroupName)+1) * sizeof(TCHAR)));
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if (uRet != ERROR_SUCCESS) {
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return uRet;
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}
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uGroupIndex++;
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pGroupPriEntry = pGroupPriEntry->pNext;
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}
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return uRet;
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}
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BOOL OnGroupPriority(HWND hWnd)
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{
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return (BOOL)DialogBox(ghInst,MAKEINTRESOURCE(DLG_GROUPPRIORITY),hWnd,
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GroupPriorityDlgProc);
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}
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BOOL InitGroupPriorityDlg(HWND hDlg)
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{
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GROUPPRIENTRY * pGroupPriEntry = pGroupPriEntryFirst;
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LV_ITEM lvi;
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HWND hwndList = GetDlgItem(hDlg,IDD_GROUPORDER);
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LV_COLUMN lvc;
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lvc.mask = LVCF_FMT | LVCF_TEXT | LVCF_WIDTH | LVCF_SUBITEM;
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lvc.fmt = LVCFMT_LEFT;
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lvc.cx = 150;
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lvc.pszText = (LPTSTR) szNull;
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lvc.cchTextMax = 1;
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lvc.iSubItem = 0;
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ListView_InsertColumn(hwndList,0,&lvc);
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SetWindowLong(hwndList,GWL_EXSTYLE,WS_EX_CLIENTEDGE);
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SetScrollRange(hwndList,SB_VERT,0,100,TRUE);
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SetScrollRange(hwndList,SB_VERT,0,0,TRUE);
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ListView_SetImageList(hwndList,hImageListSmall,LVSIL_SMALL);
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lvi.iItem =lvi.iSubItem=0;
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lvi.mask = LVIF_TEXT | LVIF_IMAGE | LVIF_PARAM;
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lvi.iImage = IMG_USERS;
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// insert members of group list into listbox in current priority order
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while (pGroupPriEntry) {
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lvi.pszText = pGroupPriEntry->pszGroupName;
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lvi.cchTextMax = lstrlen(lvi.pszText) + 1;
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lvi.lParam = (LPARAM) pGroupPriEntry; // save pointer to node in lparam
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ListView_InsertItem(hwndList,&lvi);
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lvi.iItem ++;
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pGroupPriEntry = pGroupPriEntry->pNext;
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}
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EnableDlgButtons(hDlg);
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return TRUE;
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}
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VOID EnableDlgButtons(HWND hDlg)
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{
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HWND hwndList = GetDlgItem(hDlg,IDD_GROUPORDER);
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int nItem;
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BOOL fMoveUpOK=FALSE,fMoveDownOK=FALSE;
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// if item is selected, enable up/down buttons appropriately
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nItem=ListView_GetNextItem(hwndList,-1,LVNI_SELECTED);
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if (nItem >=0) {
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if (nItem > 0)
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fMoveUpOK = TRUE;
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if (nItem < ListView_GetItemCount(hwndList) -1)
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fMoveDownOK = TRUE;
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}
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EnableDlgItem(hDlg,IDD_MOVEUP,fMoveUpOK);
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EnableDlgItem(hDlg,IDD_MOVEDOWN,fMoveDownOK);
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}
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VOID MoveGroupItem(HWND hDlg,int iDelta)
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{
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HWND hwndList = GetDlgItem(hDlg,IDD_GROUPORDER);
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LV_ITEM lvi;
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TCHAR szText[MAX_PATH+1];
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lvi.iItem=ListView_GetNextItem(hwndList,-1,LVNI_SELECTED);
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if (lvi.iItem <0)
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return;
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lvi.iSubItem = 0;
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lvi.mask = LVIF_ALL;
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lvi.pszText = szText;
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lvi.cchTextMax = ARRAYSIZE(szText)+1;
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if (ListView_GetItem(hwndList,&lvi)) {
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ListView_DeleteItem(hwndList,lvi.iItem);
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lvi.iItem += iDelta;
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lvi.state = LVIS_SELECTED;
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lvi.stateMask = LVIS_SELECTED;
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ListView_InsertItem(hwndList,&lvi);
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}
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SetFocus(hwndList);
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}
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BOOL ProcessGroupPriorityDlg(HWND hDlg)
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{
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HWND hwndList = GetDlgItem(hDlg,IDD_GROUPORDER);
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int iMax = ListView_GetItemCount(hwndList),iItem;
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GROUPPRIENTRY * pGroupPriEntry;
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GROUPPRIENTRY * pGroupPriEntryLast;
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// relink the list in the order the entries now appear in the listbox
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for (iItem = 0;iItem < iMax;iItem ++) {
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pGroupPriEntry = (GROUPPRIENTRY *)
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IntToPtr(ListView_GetItemParm(hwndList,iItem));
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if (iItem == 0) {
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pGroupPriEntryFirst=pGroupPriEntryLast = pGroupPriEntry;
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pGroupPriEntry->pPrev = pGroupPriEntry->pNext = NULL;
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} else {
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pGroupPriEntryLast->pNext = pGroupPriEntry;
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pGroupPriEntry->pPrev = pGroupPriEntryLast;
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pGroupPriEntry->pNext = NULL;
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pGroupPriEntryLast = pGroupPriEntry;
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}
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}
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dwAppState |= AS_FILEDIRTY;
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return TRUE;
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}
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INT_PTR CALLBACK GroupPriorityDlgProc(HWND hDlg, UINT uMsg, WPARAM wParam,
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LPARAM lParam)
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{
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switch (uMsg) {
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case WM_INITDIALOG:
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InitGroupPriorityDlg(hDlg);
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break;
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case WM_COMMAND:
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switch (wParam) {
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case IDOK:
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if (ProcessGroupPriorityDlg(hDlg))
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EndDialog(hDlg,TRUE);
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return TRUE;
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break;
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case IDCANCEL:
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EndDialog(hDlg,FALSE);
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return TRUE;
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break;
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case IDD_MOVEUP:
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MoveGroupItem(hDlg,-1);
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break;
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case IDD_MOVEDOWN:
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MoveGroupItem(hDlg,1);
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break;
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}
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break;
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case WM_NOTIFY:
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if ( ((LPNMHDR) lParam)->hwndFrom == GetDlgItem(hDlg,IDD_GROUPORDER))
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EnableDlgButtons(hDlg);
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break;
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default:
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return FALSE;
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}
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return FALSE;
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}
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#endif // INCL_GROUP_SUPPORT
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