groups.c File Reference

#include "usrmgr.h"

Include dependency graph for groups.c:

Go to the source code of this file.

Classes
struct	_GROUP_DATA

Typedefs
typedef struct _GROUP_DATA	GROUP_DATA
typedef struct _GROUP_DATA *	PGROUP_DATA

Functions
static VOID	SetGroupsListColumns (HWND hwndListView)
static VOID	UpdateGroupsList (HWND hwndListView)
static VOID	UpdateGroupProperties (HWND hwndDlg)
INT_PTR CALLBACK	NewGroupDlgProc (HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
static VOID	GroupNew (HWND hwndDlg)
static VOID	GroupRename (HWND hwndDlg)
static BOOL	GroupDelete (HWND hwndDlg)
static VOID	OnGroupsPageInitDialog (HWND hwndDlg)
static BOOL	OnGroupsPageBeginLabelEdit (LPNMLVDISPINFO pnmv)
static BOOL	OnGroupsPageEndLabelEdit (LPNMLVDISPINFO pnmv)
static BOOL	OnGroupsPageNotify (HWND hwndDlg, PGROUP_DATA pGroupData, NMHDR *phdr)
INT_PTR CALLBACK	GroupsPageProc (HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)

Typedef Documentation

GROUP_DATA

typedef struct _GROUP_DATA GROUP_DATA

PGROUP_DATA

typedef struct _GROUP_DATA * PGROUP_DATA

Function Documentation

GroupDelete()

static BOOL GroupDelete ( HWND  hwndDlg )

static

Definition at line 255 of file groups.c.

{
    TCHAR szGroupName[UNLEN + 1];
    TCHAR szText[256];
    INT nItem;
    HWND hwndLV;
    NET_API_STATUS status;

    hwndLV = GetDlgItem(hwndDlg, IDC_GROUPS_LIST);
    nItem = ListView_GetNextItem(hwndLV, -1, LVNI_SELECTED);
    if (nItem == -1)
        return FALSE;

    /* Get the new group name */
    ListView_GetItemText(hwndLV,
                         nItem, 0,
                         szGroupName,
                         UNLEN + 1);

    /* Display a warning message, because the delete operation cannot be reverted */
    wsprintf(szText, TEXT("Dou you really want to delete the user group \"%s\"?"), szGroupName);
    if (MessageBox(NULL, szText, TEXT("User Groups"), MB_ICONWARNING | MB_YESNO) == IDNO)
        return FALSE;

    /* Delete the group */
    status = NetLocalGroupDel(NULL, szGroupName);
    if (status != NERR_Success)
    {
        TCHAR szText[256];
        wsprintf(szText, TEXT("Error: %u"), status);
        MessageBox(NULL, szText, TEXT("NetLocalGroupDel"), MB_ICONERROR | MB_OK);
        return FALSE;
    }

    /* Delete the group from the list */
    (void)ListView_DeleteItem(hwndLV, nItem);

    return TRUE;
}

Referenced by GroupsPageProc().

GroupNew()

static VOID GroupNew ( HWND  hwndDlg )

static

Definition at line 190 of file groups.c.

{
    NET_API_STATUS status;
    LOCALGROUP_INFO_1 group;
    LV_ITEM lvi;
    INT iItem;
    HWND hwndLV;

    ZeroMemory(&group, sizeof(LOCALGROUP_INFO_1));

    if (DialogBoxParam(hApplet,
                       MAKEINTRESOURCE(IDD_GROUP_NEW),
                       hwndDlg,
                       NewGroupDlgProc,
                       (LPARAM)&group) == IDOK)
    {
        status = NetLocalGroupAdd(NULL,
                                  1,
                                  (LPBYTE)&group,
                                  NULL);
        if (status != NERR_Success)
        {
            TCHAR szText[256];
            wsprintf(szText, TEXT("Error: %u"), status);
            MessageBox(NULL, szText, TEXT("NetUserAdd"), MB_ICONERROR | MB_OK);
            return;
        }

        hwndLV = GetDlgItem(hwndDlg, IDC_GROUPS_LIST);

        ZeroMemory(&lvi, sizeof(lvi));
        lvi.mask = LVIF_TEXT | LVIF_STATE | LVIF_IMAGE;
        lvi.pszText = group.lgrpi1_name;
        lvi.state = 0;
        lvi.iImage = 0;
        iItem = ListView_InsertItem(hwndLV, &lvi);

        ListView_SetItemText(hwndLV, iItem, 1,
                             group.lgrpi1_comment);
    }

    if (group.lgrpi1_name)
        HeapFree(GetProcessHeap(), 0, group.lgrpi1_name);

    if (group.lgrpi1_comment)
        HeapFree(GetProcessHeap(), 0, group.lgrpi1_comment);
}

Referenced by GroupsPageProc().

GroupRename()

static VOID GroupRename ( HWND  hwndDlg )

static

Definition at line 240 of file groups.c.

{
    INT nItem;
    HWND hwndLV;

    hwndLV = GetDlgItem(hwndDlg, IDC_GROUPS_LIST);
    nItem = ListView_GetNextItem(hwndLV, -1, LVNI_SELECTED);
    if (nItem != -1)
    {
        (void)ListView_EditLabel(hwndLV, nItem);
    }
}

Referenced by GroupsPageProc().

GroupsPageProc()

INT_PTR CALLBACK GroupsPageProc	(	HWND	hwndDlg,
		UINT	uMsg,
		WPARAM	wParam,
		LPARAM	lParam
	)

Definition at line 436 of file groups.c.

{
    PGROUP_DATA pGroupData;

    UNREFERENCED_PARAMETER(lParam);
    UNREFERENCED_PARAMETER(wParam);
    UNREFERENCED_PARAMETER(hwndDlg);


    pGroupData = (PGROUP_DATA)GetWindowLongPtr(hwndDlg, DWLP_USER);

    switch (uMsg)
    {
        case WM_INITDIALOG:
            pGroupData = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(GROUP_DATA));
            SetWindowLongPtr(hwndDlg, DWLP_USER, (LONG_PTR)pGroupData);

            pGroupData->hPopupMenu = LoadMenu(hApplet, MAKEINTRESOURCE(IDM_POPUP_GROUP));

            OnGroupsPageInitDialog(hwndDlg);
            SetMenuDefaultItem(GetSubMenu(pGroupData->hPopupMenu, 1),
                               IDM_GROUP_PROPERTIES,
                               FALSE);
            break;

        case WM_COMMAND:
            switch (LOWORD(wParam))
            {
                case IDM_GROUP_NEW:
                case IDC_GROUPS_ADD:
                    GroupNew(hwndDlg);
                    break;

                case IDM_GROUP_RENAME:
                    GroupRename(hwndDlg);
                    break;

                case IDM_GROUP_DELETE:
                case IDC_GROUPS_REMOVE:
                    GroupDelete(hwndDlg);
                    break;

                case IDM_GROUP_PROPERTIES:
                case IDC_GROUPS_PROPERTIES:
                    if (GroupProperties(hwndDlg) == IDOK)
                        UpdateGroupProperties(hwndDlg);
                    break;
            }
            break;

        case WM_NOTIFY:
            return OnGroupsPageNotify(hwndDlg, pGroupData, (NMHDR *)lParam);

        case WM_DESTROY:
            DestroyMenu(pGroupData->hPopupMenu);
            HeapFree(GetProcessHeap(), 0, pGroupData);
            break;
    }

    return FALSE;
}

Referenced by UsrmgrApplet().

NewGroupDlgProc()

INT_PTR CALLBACK NewGroupDlgProc	(	HWND	hwndDlg,
		UINT	uMsg,
		WPARAM	wParam,
		LPARAM	lParam
	)

Definition at line 119 of file groups.c.

{
    PLOCALGROUP_INFO_1 groupInfo;
    INT nLength;

    UNREFERENCED_PARAMETER(wParam);

    groupInfo = (PLOCALGROUP_INFO_1)GetWindowLongPtr(hwndDlg, DWLP_USER);

    switch (uMsg)
    {
        case WM_INITDIALOG:
            SetWindowLongPtr(hwndDlg, DWLP_USER, lParam);
            groupInfo = (PLOCALGROUP_INFO_1)lParam;
            SendDlgItemMessage(hwndDlg, IDC_GROUP_NEW_NAME, EM_SETLIMITTEXT, 20, 0);
            break;

        case WM_COMMAND:
            switch (LOWORD(wParam))
            {
                case IDC_GROUP_NEW_NAME:
                    if (HIWORD(wParam) == EN_CHANGE)
                    {
                        nLength = SendDlgItemMessage(hwndDlg, IDC_GROUP_NEW_NAME, WM_GETTEXTLENGTH, 0, 0);
                        EnableWindow(GetDlgItem(hwndDlg, IDOK), (nLength > 0));
                    }
                    break;

                case IDOK:
                    if (!CheckAccountName(hwndDlg, IDC_GROUP_NEW_NAME, NULL))
                    {
                        SetFocus(GetDlgItem(hwndDlg, IDC_GROUP_NEW_NAME));
                        SendDlgItemMessage(hwndDlg, IDC_GROUP_NEW_NAME, EM_SETSEL, 0, -1);
                        break;
                    }

                    nLength = SendDlgItemMessage(hwndDlg, IDC_GROUP_NEW_NAME, WM_GETTEXTLENGTH, 0, 0);
                    if (nLength > 0)
                    {
                        groupInfo->lgrpi1_name = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, (nLength + 1) * sizeof(WCHAR));
                        GetDlgItemText(hwndDlg, IDC_GROUP_NEW_NAME, groupInfo->lgrpi1_name, nLength + 1);
                    }

                    nLength = SendDlgItemMessage(hwndDlg, IDC_GROUP_NEW_DESCRIPTION, WM_GETTEXTLENGTH, 0, 0);
                    if (nLength > 0)
                    {
                        groupInfo->lgrpi1_comment = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, (nLength + 1) * sizeof(WCHAR));
                        GetDlgItemText(hwndDlg, IDC_GROUP_NEW_DESCRIPTION, groupInfo->lgrpi1_comment, nLength + 1);
                    }

                    EndDialog(hwndDlg, IDOK);
                    break;

                case IDCANCEL:
                    EndDialog(hwndDlg, IDCANCEL);
                    break;
            }
            break;

        default:
            return FALSE;
    }

    return TRUE;
}

Referenced by GroupNew().

OnGroupsPageBeginLabelEdit()

static BOOL OnGroupsPageBeginLabelEdit ( LPNMLVDISPINFO  pnmv )

static

Definition at line 322 of file groups.c.

{
    HWND hwndEdit;

    hwndEdit = ListView_GetEditControl(pnmv->hdr.hwndFrom);
    if (hwndEdit == NULL)
        return TRUE;

    SendMessage(hwndEdit, EM_SETLIMITTEXT, 20, 0);

    return FALSE;
}

Referenced by OnGroupsPageNotify().

OnGroupsPageEndLabelEdit()

static BOOL OnGroupsPageEndLabelEdit ( LPNMLVDISPINFO  pnmv )

static

Definition at line 337 of file groups.c.

{
    TCHAR szOldGroupName[UNLEN + 1];
    TCHAR szNewGroupName[UNLEN + 1];
    LOCALGROUP_INFO_0 lgrpi0;
    NET_API_STATUS status;

    /* Leave, if there is no valid listview item */
    if (pnmv->item.iItem == -1)
        return FALSE;

    /* Get the new user name */
    ListView_GetItemText(pnmv->hdr.hwndFrom,
                         pnmv->item.iItem, 0,
                         szOldGroupName,
                         UNLEN + 1);

    /* Leave, if the user canceled the edit action */
    if (pnmv->item.pszText == NULL)
        return FALSE;

    /* Get the new user name */
    lstrcpy(szNewGroupName, pnmv->item.pszText);

    /* Leave, if the user name was not changed */
    if (lstrcmp(szOldGroupName, szNewGroupName) == 0)
        return FALSE;

    /* Check the group name for illegal characters */
    if (!CheckAccountName(NULL, 0, szNewGroupName))
        return FALSE;

    /* Change the user name */
    lgrpi0.lgrpi0_name = szNewGroupName;

    status = NetLocalGroupSetInfo(NULL, szOldGroupName, 0, (LPBYTE)&lgrpi0, NULL);
    if (status != NERR_Success)
    {
        TCHAR szText[256];
        wsprintf(szText, TEXT("Error: %u"), status);
        MessageBox(NULL, szText, TEXT("NetLocalGroupSetInfo"), MB_ICONERROR | MB_OK);
        return FALSE;
    }

    /* Update the listview item */
    ListView_SetItemText(pnmv->hdr.hwndFrom,
                         pnmv->item.iItem, 0,
                         szNewGroupName);

    return TRUE;
}

Referenced by OnGroupsPageNotify().

OnGroupsPageInitDialog()

static VOID OnGroupsPageInitDialog ( HWND  hwndDlg )

static

Definition at line 297 of file groups.c.

{
    HWND hwndListView;
    HIMAGELIST hImgList;
    HICON hIcon;

    /* Create the image list */
    hImgList = ImageList_Create(16, 16, ILC_COLOR32 | ILC_MASK, 5, 5);
    hIcon = LoadImage(hApplet, MAKEINTRESOURCE(IDI_GROUP), IMAGE_ICON, 16, 16, LR_DEFAULTCOLOR);
    ImageList_AddIcon(hImgList, hIcon);
    DestroyIcon(hIcon);

    hwndListView = GetDlgItem(hwndDlg, IDC_GROUPS_LIST);

    (VOID)ListView_SetImageList(hwndListView, hImgList, LVSIL_SMALL);

    (void)ListView_SetExtendedListViewStyle(hwndListView, LVS_EX_FULLROWSELECT);

    SetGroupsListColumns(hwndListView);

    UpdateGroupsList(hwndListView);
}

Referenced by GroupsPageProc().

OnGroupsPageNotify()

static BOOL OnGroupsPageNotify ( HWND  hwndDlg, PGROUP_DATA  pGroupData, NMHDR *  phdr  )

static

Definition at line 391 of file groups.c.

{
    LPNMLISTVIEW lpnmlv = (LPNMLISTVIEW)phdr;

    switch (phdr->idFrom)
    {
        case IDC_GROUPS_LIST:
            switch(phdr->code)
            {
                case NM_CLICK:
                    pGroupData->iCurrentItem = lpnmlv->iItem;
                    break;

                case NM_DBLCLK:
                    if (lpnmlv->iItem != -1)
                    {
                        UINT uItem;

                        uItem =  GetMenuDefaultItem(GetSubMenu(pGroupData->hPopupMenu, 1),
                                                    FALSE, 0);
                        if (uItem != (UINT)-1)
                            SendMessage(hwndDlg, WM_COMMAND, MAKEWPARAM(uItem, 0), 0);
                    }
                    break;

                case NM_RCLICK:
                    ClientToScreen(GetDlgItem(hwndDlg, IDC_GROUPS_LIST), &lpnmlv->ptAction);
                    TrackPopupMenu(GetSubMenu(pGroupData->hPopupMenu, (lpnmlv->iItem == -1) ? 0 : 1),
                                   TPM_LEFTALIGN, lpnmlv->ptAction.x, lpnmlv->ptAction.y, 0, hwndDlg, NULL);
                    break;

                case LVN_BEGINLABELEDIT:
                    return OnGroupsPageBeginLabelEdit((LPNMLVDISPINFO)phdr);

                case LVN_ENDLABELEDIT:
                    return OnGroupsPageEndLabelEdit((LPNMLVDISPINFO)phdr);
            }
            break;
    }

    return FALSE;
}

Referenced by GroupsPageProc().

SetGroupsListColumns()

static VOID SetGroupsListColumns ( HWND  hwndListView )

static

Definition at line 22 of file groups.c.

{
    LV_COLUMN column;
    RECT rect;
    TCHAR szStr[32];

    GetClientRect(hwndListView, &rect);

    memset(&column, 0x00, sizeof(column));
    column.mask = LVCF_FMT | LVCF_WIDTH | LVCF_SUBITEM | LVCF_TEXT;
    column.fmt = LVCFMT_LEFT;
    column.cx = (INT)((rect.right - rect.left) * 0.40);
    column.iSubItem = 0;
    LoadString(hApplet, IDS_NAME, szStr, sizeof(szStr) / sizeof(szStr[0]));
    column.pszText = szStr;
    (void)ListView_InsertColumn(hwndListView, 0, &column);

    column.cx = (INT)((rect.right - rect.left) * 0.60);
    column.iSubItem = 1;
    LoadString(hApplet, IDS_DESCRIPTION, szStr, sizeof(szStr) / sizeof(szStr[0]));
    column.pszText = szStr;
    (void)ListView_InsertColumn(hwndListView, 1, &column);
}

Referenced by OnGroupsPageInitDialog().

UpdateGroupProperties()

static VOID UpdateGroupProperties ( HWND  hwndDlg )

static

Definition at line 91 of file groups.c.

{
    TCHAR szGroupName[UNLEN + 1];
    INT iItem;
    HWND hwndLV;
    PLOCALGROUP_INFO_1 pGroupInfo = NULL;

    hwndLV = GetDlgItem(hwndDlg, IDC_GROUPS_LIST);
    iItem = ListView_GetNextItem(hwndLV, -1, LVNI_SELECTED);
    if (iItem == -1)
        return;

    /* Get the group name */
    ListView_GetItemText(hwndLV,
                         iItem, 0,
                         szGroupName,
                         UNLEN + 1);

    NetLocalGroupGetInfo(NULL, szGroupName, 1, (LPBYTE*)&pGroupInfo);

    ListView_SetItemText(hwndLV, iItem, 1,
                         pGroupInfo->lgrpi1_comment);

    NetApiBufferFree(pGroupInfo);
}

Referenced by GroupsPageProc().

UpdateGroupsList()

static VOID UpdateGroupsList ( HWND  hwndListView )

static

Definition at line 48 of file groups.c.

{
    NET_API_STATUS netStatus;
    PLOCALGROUP_INFO_1 pBuffer;
    DWORD entriesread;
    DWORD totalentries;
    DWORD_PTR resume_handle = 0;
    DWORD i;
    LV_ITEM lvi;
    INT iItem;

    for (;;)
    {
        netStatus = NetLocalGroupEnum(NULL, 1, (LPBYTE*)&pBuffer,
                                      1024, &entriesread,
                                      &totalentries, &resume_handle);
        if (netStatus != NERR_Success && netStatus != ERROR_MORE_DATA)
            break;

        for (i = 0; i < entriesread; i++)
        {
           memset(&lvi, 0x00, sizeof(lvi));
           lvi.mask = LVIF_TEXT | LVIF_STATE | LVIF_IMAGE;
           lvi.pszText = pBuffer[i].lgrpi1_name;
           lvi.state = 0;
           lvi.iImage = 0;
           iItem = ListView_InsertItem(hwndListView, &lvi);

           ListView_SetItemText(hwndListView, iItem, 1,
                                pBuffer[i].lgrpi1_comment);
        }

        NetApiBufferFree(pBuffer);

        /* No more data left */
        if (netStatus != ERROR_MORE_DATA)
            break;
    }

}

Referenced by OnGroupsPageInitDialog().