dll/cpl/mmsys/mmsys.c

   1 /*
   2  *
   3  * PROJECT:         ReactOS Multimedia Control Panel
   4  * FILE:            dll/cpl/mmsys/mmsys.c
   5  * PURPOSE:         ReactOS Multimedia Control Panel
   6  * PROGRAMMER:      Thoams Weidenmueller <w3seek@reactos.com>
   7  *                  Dmitry Chapyshev <dmitry@reactos.org>
   8  * UPDATE HISTORY:
   9  *      2005/11/23  Created
  10  */
  11
  12 #include "mmsys.h"
  13
  14 typedef enum
  15 {
  16     HWPD_STANDARDLIST = 0,
  17     HWPD_LARGELIST,
  18     HWPD_MAX = HWPD_LARGELIST
  19 } HWPAGE_DISPLAYMODE, *PHWPAGE_DISPLAYMODE;
  20
  21 typedef struct
  22 {
  23     LPWSTR LabelName;
  24     LPWSTR DefaultName;
  25     UINT LocalizedResId;
  26     LPWSTR FileName;
  27 }EVENT_LABEL_ITEM;
  28
  29 typedef struct
  30 {
  31     LPWSTR LabelName;
  32     LPWSTR DefaultName;
  33     UINT IconId;
  34 }SYSTEM_SCHEME_ITEM;
  35
  36 static EVENT_LABEL_ITEM EventLabels[] =
  37 {
  38     {
  39         L"WindowsLogon",
  40         L"ReactOS Logon",
  41         IDS_REACTOS_LOGON,
  42         L"ReactOS_Logon.wav"
  43     },
  44     {
  45         L"WindowsLogoff",
  46         L"ReactOS Logoff",
  47         IDS_REACTOS_LOGOFF,
  48         L"ReactOS_Logoff.wav"
  49     },
  50     {
  51         NULL,
  52         NULL,
  53         0,
  54         NULL
  55     }
  56 };
  57
  58 static SYSTEM_SCHEME_ITEM SystemSchemes[] =
  59 {
  60     {
  61         L".Default",
  62         L"ReactOS Standard",
  63         IDS_REACTOS_DEFAULT_SCHEME
  64     },
  65     {
  66         L".None",
  67         L"No Sounds",
  68         -1
  69     },
  70     {
  71         NULL,
  72         NULL
  73     }
  74 };
  75
  76
  77 HWND WINAPI
  78 DeviceCreateHardwarePageEx(HWND hWndParent,
  79                            LPGUID lpGuids,
  80                            UINT uNumberOfGuids,
  81                            HWPAGE_DISPLAYMODE DisplayMode);
  82
  83 #define NUM_APPLETS    (1)
  84
  85
  86 HINSTANCE hApplet = 0;
  87
  88 /* Applets */
  89 const APPLET Applets[NUM_APPLETS] =
  90 {
  91   {IDI_CPLICON, IDS_CPLNAME, IDS_CPLDESCRIPTION, MmSysApplet},
  92 };
  93
  94
  95 HRESULT WINAPI
  96 DllCanUnloadNow(VOID)
  97 {
  98     DPRINT1("DllCanUnloadNow() stubs\n");
  99     return S_OK;
 100 }
 101
 102 HRESULT WINAPI
 103 DllGetClassObject(REFCLSID rclsid,
 104                   REFIID riid,
 105                   LPVOID *ppv)
 106 {
 107     DPRINT1("DllGetClassObject() stubs\n");
 108     return S_OK;
 109 }
 110
 111
 112 VOID WINAPI
 113 ShowDriverSettingsAfterForkW(HWND hwnd,
 114                              HINSTANCE hInstance,
 115                              LPWSTR lpszCmd,
 116                              int nCmdShow)
 117 {
 118     DPRINT1("ShowDriverSettingsAfterForkW() stubs\n");
 119 }
 120
 121 VOID WINAPI
 122 ShowDriverSettingsAfterForkA(HWND hwnd,
 123                              HINSTANCE hInstance,
 124                              LPSTR lpszCmd,
 125                              int nCmdShow)
 126 {
 127     DPRINT1("ShowDriverSettingsAfterForkA() stubs\n");
 128 }
 129
 130 VOID WINAPI
 131 ShowDriverSettingsAfterFork(HWND hwnd,
 132                             HINSTANCE hInstance,
 133                             LPSTR lpszCmd,
 134                             int nCmdShow)
 135 {
 136     DPRINT1("ShowDriverSettingsAfterFork() stubs\n");
 137 }
 138
 139 BOOL WINAPI
 140 ShowMMCPLPropertySheet(HWND hwnd,
 141                        LPCSTR pszPropSheet,
 142                        LPSTR pszName,
 143                        LPSTR pszCaption)
 144 {
 145     DPRINT1("ShowMMCPLPropertySheet() stubs\n");
 146     return TRUE;
 147 }
 148
 149 VOID WINAPI
 150 ShowAudioPropertySheet(HWND hwnd,
 151                        HINSTANCE hInstance,
 152                        LPTSTR lpszCmd,
 153                        int nCmdShow)
 154 {
 155     DPRINT1("ShowAudioPropertySheet() stubs\n");
 156 }
 157
 158 VOID WINAPI
 159 mmseRunOnceW(HWND hwnd,
 160              HINSTANCE hInstance,
 161              LPWSTR lpszCmd,
 162              int nCmdShow)
 163 {
 164     DPRINT1("mmseRunOnceW() stubs\n");
 165 }
 166
 167 VOID WINAPI
 168 mmseRunOnceA(HWND hwnd,
 169              HINSTANCE hInstance,
 170              LPSTR lpszCmd,
 171              int nCmdShow)
 172 {
 173     DPRINT1("mmseRunOnceA() stubs\n");
 174 }
 175
 176 VOID WINAPI
 177 mmseRunOnce(HWND hwnd,
 178             HINSTANCE hInstance,
 179             LPSTR lpszCmd,
 180             int nCmdShow)
 181 {
 182     DPRINT1("mmseRunOnce() stubs\n");
 183 }
 184
 185 BOOL WINAPI
 186 MediaPropPageProvider(LPVOID Info,
 187                       LPFNADDPROPSHEETPAGE PropSheetPage,
 188                       LPARAM lParam)
 189 {
 190     DPRINT1("MediaPropPageProvider() stubs\n");
 191     return TRUE;
 192 }
 193
 194 VOID WINAPI
 195 ShowFullControlPanel(HWND hwnd,
 196                      HINSTANCE hInstance,
 197                      LPSTR lpszCmd,
 198                      int nCmdShow)
 199 {
 200     DPRINT1("ShowFullControlPanel() stubs\n");
 201 }
 202
 203 VOID
 204 InstallSystemSoundLabels(HKEY hKey)
 205 {
 206     UINT i = 0;
 207     HKEY hSubKey;
 208     WCHAR Buffer[40];
 209
 210     do
 211     {
 212         if (RegCreateKeyExW(hKey, EventLabels[i].LabelName,  0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hSubKey, NULL) == ERROR_SUCCESS)
 213         {
 214             RegSetValueExW(hSubKey, NULL, 0, REG_SZ, (LPBYTE)EventLabels[i].DefaultName, (wcslen(EventLabels[i].DefaultName)+1) * sizeof(WCHAR));
 215             swprintf(Buffer, L"@mmsys.cpl,-%u", EventLabels[i].LocalizedResId);
 216             RegSetValueExW(hSubKey, L"DispFileName", 0, REG_SZ, (LPBYTE)Buffer, (wcslen(Buffer)+1) * sizeof(WCHAR));
 217
 218             RegCloseKey(hSubKey);
 219         }
 220         i++;
 221     }while(EventLabels[i].LabelName);
 222 }
 223
 224 VOID
 225 InstallSystemSoundSchemeNames(HKEY hKey)
 226 {
 227     UINT i = 0;
 228     HKEY hSubKey;
 229
 230     do
 231     {
 232         if (RegCreateKeyExW(hKey, SystemSchemes[i].LabelName,  0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hSubKey, NULL) == ERROR_SUCCESS)
 233         {
 234             RegSetValueExW(hSubKey, NULL, 0, REG_SZ, (LPBYTE)SystemSchemes[i].DefaultName, (wcslen(SystemSchemes[i].DefaultName)+1) * sizeof(WCHAR));
 235             RegCloseKey(hSubKey);
 236         }
 237         i++;
 238     }while(SystemSchemes[i].LabelName);
 239 }
 240
 241 VOID
 242 InstallDefaultSystemSoundScheme(HKEY hRootKey)
 243 {
 244     HKEY hKey, hSubKey;
 245     WCHAR Path[MAX_PATH];
 246     UINT i = 0;
 247
 248     if (RegCreateKeyExW(hRootKey, L".Default", 0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hKey, NULL) != ERROR_SUCCESS)
 249         return;
 250
 251     RegSetValueExW(hKey, NULL, 0, REG_SZ, (LPBYTE)SystemSchemes[0].DefaultName, (wcslen(SystemSchemes[0].DefaultName)+1) * sizeof(WCHAR));
 252     swprintf(Path, L"@mmsys.cpl,-%u", SystemSchemes[0].IconId);
 253     RegSetValueExW(hKey, L"DispFileName", 0, REG_SZ, (LPBYTE)Path, (wcslen(Path)+1) * sizeof(WCHAR));
 254
 255     do
 256     {
 257         if (RegCreateKeyExW(hKey, EventLabels[i].LabelName,  0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hSubKey, NULL) == ERROR_SUCCESS)
 258         {
 259             HKEY hScheme;
 260
 261             swprintf(Path, L"%%SystemRoot%%\\media\\%s", EventLabels[i].FileName);
 262             if (RegCreateKeyExW(hSubKey, L".Current",  0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hScheme, NULL) == ERROR_SUCCESS)
 263             {
 264                 RegSetValueExW(hScheme, NULL, 0, REG_EXPAND_SZ, (LPBYTE)Path, (wcslen(Path)+1) * sizeof(WCHAR));
 265                 RegCloseKey(hScheme);
 266             }
 267
 268             if (RegCreateKeyExW(hSubKey, L".Default",  0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hScheme, NULL) == ERROR_SUCCESS)
 269             {
 270                 RegSetValueExW(hScheme, NULL, 0, REG_EXPAND_SZ, (LPBYTE)Path, (wcslen(Path)+1) * sizeof(WCHAR));
 271                 RegCloseKey(hScheme);
 272             }
 273             RegCloseKey(hSubKey);
 274         }
 275         i++;
 276     }while(EventLabels[i].LabelName);
 277
 278     RegCloseKey(hKey);
 279 }
 280
 281
 282 VOID
 283 InstallSystemSoundScheme()
 284 {
 285     HKEY hKey, hSubKey;
 286     DWORD dwDisposition;
 287
 288     if (RegCreateKeyExW(HKEY_CURRENT_USER, L"AppEvents", 0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hKey, NULL) != ERROR_SUCCESS)
 289         return;
 290
 291     if (RegCreateKeyExW(hKey, L"EventLabels", 0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hSubKey, NULL) == ERROR_SUCCESS)
 292     {
 293         InstallSystemSoundLabels(hSubKey);
 294         RegCloseKey(hSubKey);
 295     }
 296
 297     if (RegCreateKeyExW(hKey, L"Schemes", 0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hSubKey, &dwDisposition) == ERROR_SUCCESS)
 298     {
 299         HKEY hNames;
 300
 301         if (RegCreateKeyExW(hSubKey, L"Names", 0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hNames, NULL) == ERROR_SUCCESS)
 302         {
 303             InstallSystemSoundSchemeNames(hNames);
 304             RegCloseKey(hNames);
 305         }
 306
 307         if (RegCreateKeyExW(hSubKey, L"Apps", 0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hNames, NULL) == ERROR_SUCCESS)
 308         {
 309             InstallDefaultSystemSoundScheme(hNames);
 310             RegCloseKey(hNames);
 311             if (dwDisposition & REG_CREATED_NEW_KEY)
 312             {
 313                 // FIXME
 314                 RegSetValueExW(hSubKey, NULL, 0, REG_SZ, (LPBYTE)L".Default", (wcslen(L".Default")+1) * sizeof(WCHAR));
 315             }
 316         }
 317
 318         RegCloseKey(hSubKey);
 319     }
 320
 321     RegCloseKey(hKey);
 322 }
 323
 324
 325 DWORD
 326 MMSYS_InstallDevice(HDEVINFO hDevInfo, PSP_DEVINFO_DATA pspDevInfoData)
 327 {
 328     UINT Length;
 329     LPWSTR pBuffer;
 330     WCHAR szBuffer[MAX_PATH];
 331     HINF hInf;
 332     PVOID Context;
 333     BOOL Result;
 334     SC_HANDLE hSCManager, hService;
 335     WCHAR WaveName[20];
 336     HKEY hKey;
 337     DWORD BufferSize;
 338     ULONG Index;
 339
 340     if (!IsEqualIID(&pspDevInfoData->ClassGuid, &GUID_DEVCLASS_SOUND) &&
 341         !IsEqualIID(&pspDevInfoData->ClassGuid, &GUID_DEVCLASS_MEDIA))
 342         return ERROR_DI_DO_DEFAULT;
 343
 344     Length = GetWindowsDirectoryW(szBuffer, MAX_PATH);
 345     if (!Length || Length >= MAX_PATH - 14)
 346     {
 347         return ERROR_GEN_FAILURE;
 348     }
 349
 350     pBuffer = PathAddBackslashW(szBuffer);
 351     if (!pBuffer)
 352     {
 353         return ERROR_GEN_FAILURE;
 354     }
 355
 356     wcscpy(pBuffer, L"inf\\audio.inf");
 357
 358     hInf = SetupOpenInfFileW(szBuffer,
 359                              NULL,
 360                             INF_STYLE_WIN4,
 361                             NULL);
 362
 363     if (hInf == INVALID_HANDLE_VALUE)
 364     {
 365         return ERROR_GEN_FAILURE;
 366     }
 367
 368     Context = SetupInitDefaultQueueCallback(NULL);
 369     if (Context == NULL)
 370     {
 371         SetupCloseInfFile(hInf);
 372         return ERROR_GEN_FAILURE;
 373     }
 374
 375     Result = SetupInstallFromInfSectionW(NULL,
 376                                          hInf,
 377                                          L"AUDIO_Inst.NT",
 378                                          SPINST_ALL,
 379                                          NULL,
 380                                          NULL,
 381                                          SP_COPY_NEWER,
 382                                          SetupDefaultQueueCallbackW,
 383                                          Context,
 384                                          NULL,
 385                                          NULL);
 386
 387     if (Result)
 388     {
 389         Result = SetupInstallServicesFromInfSectionW(hInf,
 390                                                      L"Audio_Inst.NT.Services",
 391                                                      0);
 392     }
 393
 394     SetupTermDefaultQueueCallback(Context);
 395     SetupCloseInfFile(hInf);
 396
 397
 398
 399     hSCManager = OpenSCManager(NULL, NULL, SC_MANAGER_CONNECT);
 400     if (!hSCManager)
 401     {
 402         return ERROR_DI_DO_DEFAULT;
 403     }
 404
 405     hService = OpenService(hSCManager, L"RosAudioSrv", SERVICE_ALL_ACCESS);
 406     if (hService)
 407     {
 408         /* Make RosAudioSrv start automatically */
 409         ChangeServiceConfig(hService, SERVICE_NO_CHANGE, SERVICE_AUTO_START, SERVICE_NO_CHANGE, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
 410
 411         StartService(hService, 0, NULL);
 412         CloseServiceHandle(hService);
 413     }
 414     CloseServiceHandle(hSCManager);
 415
 416     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Drivers32", 0, GENERIC_READ | GENERIC_WRITE, &hKey) == ERROR_SUCCESS)
 417     {
 418         szBuffer[Length] = '\0';
 419         pBuffer = PathAddBackslashW(szBuffer);
 420         wcscpy(pBuffer, L"system32\\wdmaud.drv");
 421
 422         for(Index = 1; Index <= 4; Index++)
 423         {
 424             swprintf(WaveName, L"wave%u", Index);
 425             if (RegQueryValueExW(hKey, WaveName, 0, NULL, NULL, &BufferSize) != ERROR_MORE_DATA)
 426             {
 427                 /* Store new audio driver entry */
 428                 RegSetValueExW(hKey, WaveName, 0, REG_SZ, (LPBYTE)szBuffer, (wcslen(szBuffer)+1) * sizeof(WCHAR));
 429                 break;
 430             }
 431             else
 432             {
 433                 WCHAR Buffer[MAX_PATH];
 434                 BufferSize = sizeof(Buffer);
 435
 436                 if (RegQueryValueExW(hKey, WaveName, 0, NULL, (LPBYTE)Buffer, &BufferSize) == ERROR_SUCCESS)
 437                 {
 438                     /* Make sure the buffer is zero terminated */
 439                     Buffer[MAX_PATH-1] = L'\0';
 440
 441                     if (!wcsicmp(Buffer, szBuffer))
 442                     {
 443                         /* An entry already exists */
 444                         break;
 445                     }
 446                 }
 447             }
 448         }
 449         RegCloseKey(hKey);
 450     }
 451     InstallSystemSoundScheme();
 452
 453     return ERROR_DI_DO_DEFAULT;
 454
 455 }
 456
 457 DWORD
 458 MMSYS_RemoveDevice(HDEVINFO hDevInfo, PSP_DEVINFO_DATA pspDevInfoData)
 459 {
 460     return ERROR_DI_DO_DEFAULT;
 461 }
 462
 463 DWORD
 464 MMSYS_AllowInstallDevice(HDEVINFO hDevInfo, PSP_DEVINFO_DATA pspDevInfoData)
 465 {
 466     return ERROR_DI_DO_DEFAULT;
 467 }
 468
 469 DWORD
 470 MMSYS_SelectDevice(HDEVINFO hDevInfo, PSP_DEVINFO_DATA pspDevInfoData)
 471 {
 472     return ERROR_DI_DO_DEFAULT;
 473 }
 474
 475 DWORD
 476 MMSYS_DetectDevice(HDEVINFO hDevInfo, PSP_DEVINFO_DATA pspDevInfoData)
 477 {
 478     return ERROR_DI_DO_DEFAULT;
 479 }
 480
 481 DWORD
 482 MMSYS_SelectBestCompatDRV(HDEVINFO hDevInfo, PSP_DEVINFO_DATA pspDevInfoData)
 483 {
 484     return ERROR_DI_DO_DEFAULT;
 485 }
 486
 487 DWORD WINAPI
 488 MediaClassInstaller(IN DI_FUNCTION diFunction,
 489                     IN HDEVINFO hDevInfo,
 490                     IN PSP_DEVINFO_DATA pspDevInfoData OPTIONAL)
 491 {
 492     switch (diFunction)
 493     {
 494         case DIF_INSTALLDEVICE:
 495             return MMSYS_InstallDevice(hDevInfo, pspDevInfoData);
 496         case DIF_REMOVE:
 497             return MMSYS_RemoveDevice(hDevInfo, pspDevInfoData);
 498         case DIF_ALLOW_INSTALL:
 499             return MMSYS_AllowInstallDevice(hDevInfo, pspDevInfoData);
 500         case DIF_SELECTDEVICE:
 501             return MMSYS_SelectDevice(hDevInfo, pspDevInfoData);
 502         case DIF_DETECT:
 503             return MMSYS_DetectDevice(hDevInfo, pspDevInfoData);
 504         case DIF_SELECTBESTCOMPATDRV:
 505             return MMSYS_SelectBestCompatDRV(hDevInfo, pspDevInfoData);
 506         default:
 507             return ERROR_DI_DO_DEFAULT;
 508     }
 509 }
 510
 511
 512 /* Hardware property page dialog callback */
 513 static INT_PTR CALLBACK
 514 HardwareDlgProc(HWND hwndDlg,
 515                 UINT uMsg,
 516                 WPARAM wParam,
 517                 LPARAM lParam)
 518 {
 519     UNREFERENCED_PARAMETER(lParam);
 520     UNREFERENCED_PARAMETER(wParam);
 521     switch(uMsg)
 522     {
 523         case WM_INITDIALOG:
 524         {
 525             GUID Guids[2];
 526             Guids[0] = GUID_DEVCLASS_CDROM;
 527             Guids[1] = GUID_DEVCLASS_MEDIA;
 528
 529             /* Create the hardware page */
 530             DeviceCreateHardwarePageEx(hwndDlg,
 531                                        Guids,
 532                                        sizeof(Guids) / sizeof(Guids[0]),
 533                                        HWPD_LARGELIST);
 534             break;
 535         }
 536     }
 537
 538     return FALSE;
 539 }
 540
 541 LONG APIENTRY
 542 MmSysApplet(HWND hwnd,
 543             UINT uMsg,
 544             LPARAM wParam,
 545             LPARAM lParam)
 546 {
 547     PROPSHEETPAGE psp[5];
 548     PROPSHEETHEADER psh; // = { 0 };
 549     TCHAR Caption[256];
 550
 551     UNREFERENCED_PARAMETER(lParam);
 552     UNREFERENCED_PARAMETER(wParam);
 553     UNREFERENCED_PARAMETER(uMsg);
 554
 555     LoadString(hApplet,
 556                IDS_CPLNAME,
 557                Caption,
 558                sizeof(Caption) / sizeof(TCHAR));
 559
 560     psh.dwSize = sizeof(PROPSHEETHEADER);
 561     psh.dwFlags =  PSH_PROPSHEETPAGE | PSH_PROPTITLE;
 562     psh.hwndParent = hwnd;
 563     psh.hInstance = hApplet;
 564     psh.hIcon = LoadIcon(hApplet,
 565                          MAKEINTRESOURCE(IDI_CPLICON));
 566     psh.pszCaption = Caption;
 567     psh.nPages = sizeof(psp) / sizeof(PROPSHEETPAGE);
 568     psh.nStartPage = 0;
 569     psh.ppsp = psp;
 570
 571     InitPropSheetPage(&psp[0], IDD_VOLUME,VolumeDlgProc);
 572     InitPropSheetPage(&psp[1], IDD_SOUNDS,SoundsDlgProc);
 573     InitPropSheetPage(&psp[2], IDD_AUDIO,AudioDlgProc);
 574     InitPropSheetPage(&psp[3], IDD_VOICE,VoiceDlgProc);
 575     InitPropSheetPage(&psp[4], IDD_HARDWARE,HardwareDlgProc);
 576
 577     return (LONG)(PropertySheet(&psh) != -1);
 578 }
 579
 580 VOID
 581 InitPropSheetPage(PROPSHEETPAGE *psp,
 582                   WORD idDlg,
 583                   DLGPROC DlgProc)
 584 {
 585     ZeroMemory(psp, sizeof(PROPSHEETPAGE));
 586     psp->dwSize = sizeof(PROPSHEETPAGE);
 587     psp->dwFlags = PSP_DEFAULT;
 588     psp->hInstance = hApplet;
 589     psp->pszTemplate = MAKEINTRESOURCE(idDlg);
 590     psp->pfnDlgProc = DlgProc;
 591 }
 592
 593
 594 /* Control Panel Callback */
 595 LONG CALLBACK
 596 CPlApplet(HWND hwndCpl,
 597           UINT uMsg,
 598           LPARAM lParam1,
 599           LPARAM lParam2)
 600 {
 601     switch(uMsg)
 602     {
 603         case CPL_INIT:
 604             return TRUE;
 605
 606         case CPL_GETCOUNT:
 607             return NUM_APPLETS;
 608
 609         case CPL_INQUIRE:
 610         {
 611             CPLINFO *CPlInfo = (CPLINFO*)lParam2;
 612             UINT uAppIndex = (UINT)lParam1;
 613
 614             CPlInfo->lData = 0;
 615             CPlInfo->idIcon = Applets[uAppIndex].idIcon;
 616             CPlInfo->idName = Applets[uAppIndex].idName;
 617             CPlInfo->idInfo = Applets[uAppIndex].idDescription;
 618             break;
 619         }
 620
 621         case CPL_DBLCLK:
 622         {
 623             UINT uAppIndex = (UINT)lParam1;
 624             Applets[uAppIndex].AppletProc(hwndCpl,
 625                                           uMsg,
 626                                           lParam1,
 627                                           lParam2);
 628             break;
 629         }
 630     }
 631
 632     return FALSE;
 633 }
 634
 635
 636 BOOL WINAPI
 637 DllMain(HINSTANCE hinstDLL,
 638         DWORD dwReason,
 639         LPVOID lpReserved)
 640 {
 641     UNREFERENCED_PARAMETER(lpReserved);
 642     switch(dwReason)
 643     {
 644         case DLL_PROCESS_ATTACH:
 645             hApplet = hinstDLL;
 646             DisableThreadLibraryCalls(hinstDLL);
 647             break;
 648     }
 649
 650     return TRUE;
 651 }