reactos/dll/cpl/odbccp32/odbccp32.c

   1 /* $Id$
   2  *
   3  * PROJECT:         ReactOS ODBC Control Panel Applet
   4  * FILE:            lib/cpl/main/main.c
   5  * PURPOSE:         applet initialization
   6  * PROGRAMMER:      Johannes Anderwald
   7  */
   8
   9 #include "odbccp32.h"
  10
  11 HINSTANCE hApplet = NULL;
  12 APPLET_PROC ODBCProc = NULL;
  13 HMODULE hLibrary = NULL;
  14
  15
  16 LONG
  17 CALLBACK
  18 CPlApplet(HWND hwndCpl,
  19                   UINT uMsg,
  20                   LPARAM lParam1,
  21                   LPARAM lParam2)
  22 {
  23         if (ODBCProc == NULL)
  24         {
  25                 TCHAR szBuffer[MAX_PATH];
  26
  27                 if (ExpandEnvironmentStrings(_T("%systemroot%\\system32\\odbccp32.dll"),
  28                                                                          szBuffer,
  29                                                                          sizeof(szBuffer) / sizeof(TCHAR)) > 0)
  30                 {
  31                         hLibrary = LoadLibrary(szBuffer);
  32                         if (hLibrary)
  33                         {
  34                                 ODBCProc = (APPLET_PROC)GetProcAddress(hLibrary, "ODBCCPlApplet");
  35                         }
  36                 }
  37         }
  38
  39         if (ODBCProc)
  40         {
  41                 return ODBCProc(hwndCpl, uMsg, lParam1, lParam2);
  42         }
  43         else
  44         {
  45                 if(hLibrary)
  46                 {
  47                         FreeLibrary(hLibrary);
  48                 }
  49
  50                 TerminateProcess(GetCurrentProcess(), -1);
  51                 return (LONG)-1;
  52         }
  53 }
  54
  55
  56 BOOL
  57 WINAPI
  58 DllMain(HINSTANCE hinstDLL,
  59                 DWORD dwReason,
  60                 LPVOID lpReserved)
  61 {
  62         INITCOMMONCONTROLSEX InitControls;
  63         UNREFERENCED_PARAMETER(lpReserved);
  64
  65         switch(dwReason)
  66         {
  67                 case DLL_PROCESS_ATTACH:
  68                 case DLL_THREAD_ATTACH:
  69
  70                         InitControls.dwSize = sizeof(INITCOMMONCONTROLSEX);
  71                         InitControls.dwICC = ICC_LISTVIEW_CLASSES | ICC_UPDOWN_CLASS | ICC_BAR_CLASSES;
  72                         InitCommonControlsEx(&InitControls);
  73
  74                         hApplet = hinstDLL;
  75                         break;
  76   }
  77
  78   return TRUE;
  79 }
  80