ReactOS Development > Doxygen

00001 #include "precomp.h"
00002 
00003 #define NDEBUG
00004 #include <debug.h>
00005 
00006 static HINSTANCE hInstance;
00007 
00008 typedef INT_PTR (WINAPI *PDEVICEPROPERTIESW)(HWND,LPCWSTR,LPCWSTR,BOOL);
00009 
00010 static VOID
00011 GetColorDescription(PDEVMODEW lpDevMode,
00012                     LPTSTR lpBuffer,
00013                     DWORD dwBufferLen)
00014 {
00015     UINT uid = 0;
00016 
00017     switch (lpDevMode->dmBitsPerPel)
00018     {
00019         case 4:
00020             uid = IDS_4BPP;
00021             break;
00022         case 8:
00023             uid = IDS_8BPP;
00024             break;
00025         case 15:
00026             uid = IDS_15BPP;
00027             break;
00028         case 16:
00029             uid = IDS_16BPP;
00030             break;
00031         case 24:
00032             uid = IDS_24BPP;
00033             break;
00034         case 32:
00035             uid = IDS_32BPP;
00036             break;
00037     }
00038 
00039     if (uid == 0 ||
00040         !LoadString(hInstance,
00041                     uid,
00042                     lpBuffer,
00043                     dwBufferLen))
00044     {
00045         lpBuffer[0] = TEXT('\0');
00046     }
00047 }
00048 
00049 static VOID
00050 GetRefreshRateDescription(PDEVMODEW lpDevMode,
00051                           LPTSTR lpBuffer,
00052                           DWORD dwBufferLen)
00053 {
00054     TCHAR szFormat[64];
00055 
00056     if (lpDevMode->dmDisplayFrequency <= 1)
00057     {
00058         if (!LoadString(hInstance,
00059                         IDS_DEFREFRESHRATE,
00060                         lpBuffer,
00061                         dwBufferLen))
00062         {
00063             lpBuffer[0] = TEXT('\0');
00064         }
00065     }
00066     else
00067     {
00068         if (!LoadString(hInstance,
00069                         IDES_REFRESHRATEFMT,
00070                         szFormat,
00071                         sizeof(szFormat) / sizeof(szFormat[0])))
00072         {
00073             szFormat[0] = TEXT('\0');
00074         }
00075 
00076         _sntprintf(lpBuffer,
00077                    dwBufferLen,
00078                    szFormat,
00079                    lpDevMode->dmDisplayFrequency);
00080     }
00081 }
00082 
00083 static VOID
00084 InitListAllModesDialog(PDESKDISPLAYADAPTER This,
00085                        HWND hwndListAllModesDlg)
00086 {
00087     TCHAR szFormat[64], szBuffer[64], szColors[64], szRefreshRate[64];
00088     PDEVMODEW lpDevMode, lpCurrentDevMode;
00089     DWORD dwIndex = 0;
00090     INT i;
00091 
00092     if (This->DeskExtInterface != NULL)
00093     {
00094         if (!LoadString(hInstance,
00095                         IDS_MODEFMT,
00096                         szFormat,
00097                         sizeof(szFormat) / sizeof(szFormat[0])))
00098         {
00099             szFormat[0] = TEXT('\0');
00100         }
00101 
00102         lpCurrentDevMode = This->DeskExtInterface->GetCurrentMode(This->DeskExtInterface->Context);
00103 
00104         do
00105         {
00106             lpDevMode = This->DeskExtInterface->EnumAllModes(This->DeskExtInterface->Context,
00107                                                              dwIndex++);
00108             if (lpDevMode != NULL)
00109             {
00110                 GetColorDescription(lpDevMode,
00111                                     szColors,
00112                                     sizeof(szColors) / sizeof(szColors[0]));
00113 
00114                 GetRefreshRateDescription(lpDevMode,
00115                                           szRefreshRate,
00116                                           sizeof(szRefreshRate) / sizeof(szRefreshRate[0]));
00117 
00118                 _sntprintf(szBuffer,
00119                            sizeof(szBuffer) / sizeof(szBuffer[0]),
00120                            szFormat,
00121                            lpDevMode->dmPelsWidth,
00122                            lpDevMode->dmPelsHeight,
00123                            szColors,
00124                            szRefreshRate);
00125 
00126                 i = (INT)SendDlgItemMessage(hwndListAllModesDlg,
00127                                             IDC_ALLVALIDMODES,
00128                                             LB_ADDSTRING,
00129                                             0,
00130                                             (LPARAM)szBuffer);
00131                 if (i >= 0)
00132                 {
00133                     SendDlgItemMessage(hwndListAllModesDlg,
00134                                        IDC_ALLVALIDMODES,
00135                                        LB_SETITEMDATA,
00136                                        (WPARAM)i,
00137                                        (LPARAM)lpDevMode);
00138 
00139                     if (lpDevMode == lpCurrentDevMode)
00140                     {
00141                         SendDlgItemMessage(hwndListAllModesDlg,
00142                                            IDC_ALLVALIDMODES,
00143                                            LB_SETCURSEL,
00144                                            (WPARAM)i,
00145                                            0);
00146                     }
00147                 }
00148             }
00149 
00150         } while (lpDevMode != NULL);
00151     }
00152 }
00153 
00154 static BOOL
00155 ChangeSelectedMode(PDESKDISPLAYADAPTER This,
00156                    HWND hwndListAllModesDlg)
00157 {
00158     INT i;
00159     PDEVMODEW lpSelDevMode = NULL;
00160     BOOL bRet = FALSE;
00161 
00162     i = (INT)SendDlgItemMessage(hwndListAllModesDlg,
00163                                 IDC_ALLVALIDMODES,
00164                                 LB_GETCURSEL,
00165                                 0,
00166                                 0);
00167 
00168     if (i >= 0)
00169     {
00170         lpSelDevMode = (PDEVMODEW)SendDlgItemMessage(hwndListAllModesDlg,
00171                                                      IDC_ALLVALIDMODES,
00172                                                      LB_GETITEMDATA,
00173                                                      (WPARAM)i,
00174                                                      0);
00175     }
00176 
00177     if (lpSelDevMode != NULL)
00178     {
00179         This->lpSelDevMode = lpSelDevMode;
00180         bRet = TRUE;
00181     }
00182 
00183     return bRet;
00184 }
00185 
00186 static INT_PTR CALLBACK
00187 ListAllModesDlgProc(HWND hwndDlg,
00188                     UINT uMsg,
00189                     WPARAM wParam,
00190                     LPARAM lParam)
00191 {
00192     PDESKDISPLAYADAPTER This;
00193     INT_PTR Ret = 0;
00194 
00195     if (uMsg != WM_INITDIALOG)
00196     {
00197         This = (PDESKDISPLAYADAPTER)GetWindowLongPtr(hwndDlg,
00198                                                      DWL_USER);
00199     }
00200 
00201     switch (uMsg)
00202     {
00203         case WM_INITDIALOG:
00204             This = (PDESKDISPLAYADAPTER)lParam;
00205             SetWindowLongPtr(hwndDlg,
00206                              DWL_USER,
00207                              (LONG_PTR)This);
00208 
00209             InitListAllModesDialog(This,
00210                                    hwndDlg);
00211             Ret = TRUE;
00212             break;
00213 
00214         case WM_COMMAND:
00215             switch (LOWORD(wParam))
00216             {
00217                 case IDOK:
00218                     if (ChangeSelectedMode(This,
00219                                            hwndDlg))
00220                     {
00221                         EndDialog(hwndDlg,
00222                                   IDOK);
00223                     }
00224                     break;
00225 
00226                 case IDCANCEL:
00227                     EndDialog(hwndDlg,
00228                               IDCANCEL);
00229                     break;
00230             }
00231             break;
00232 
00233         case WM_CLOSE:
00234             EndDialog(hwndDlg,
00235                       IDCANCEL);
00236             break;
00237     }
00238 
00239     return Ret;
00240 }
00241 
00242 static VOID
00243 ShowListAllModes(PDESKDISPLAYADAPTER This)
00244 {
00245     PDEVMODEW lpPrevSel;
00246 
00247     lpPrevSel = This->lpSelDevMode;
00248 
00249     if (This->DeskExtInterface != NULL &&
00250         DialogBoxParam(hInstance,
00251                        MAKEINTRESOURCE(IDD_LISTALLMODES),
00252                        This->hwndDlg,
00253                        ListAllModesDlgProc,
00254                        (LPARAM)This) == IDOK)
00255     {
00256         if (lpPrevSel != This->lpSelDevMode)
00257         {
00258             (void)PropSheet_Changed(GetParent(This->hwndDlg),
00259                                     This->hwndDlg);
00260             This->DeskExtInterface->SetCurrentMode(This->DeskExtInterface->Context,
00261                                                    This->lpSelDevMode);
00262         }
00263     }
00264 }
00265 
00266 static VOID
00267 ShowAdapterProperties(PDESKDISPLAYADAPTER This)
00268 {
00269     HMODULE hDevMgr;
00270     PDEVICEPROPERTIESW pDevicePropertiesW;
00271 
00272     hDevMgr = LoadLibrary(TEXT("devmgr.dll"));
00273     if (hDevMgr != NULL)
00274     {
00275         pDevicePropertiesW = (PDEVICEPROPERTIESW)GetProcAddress(hDevMgr,
00276                                                                 "DevicePropertiesW");
00277         if (pDevicePropertiesW != NULL)
00278         {
00279             pDevicePropertiesW(This->hwndDlg,
00280                                NULL,
00281                                This->lpDeviceId,
00282                                FALSE);
00283         }
00284 
00285         FreeLibrary(hDevMgr);
00286     }
00287 }
00288 
00289 static VOID
00290 InitDisplayAdapterDialog(PDESKDISPLAYADAPTER This)
00291 {
00292     LPTSTR lpAdapterName;
00293 
00294     This->lpDeviceId = QueryDeskCplString(This->pdtobj,
00295                                           RegisterClipboardFormat(DESK_EXT_DISPLAYID));
00296     EnableWindow(GetDlgItem(This->hwndDlg,
00297                             IDC_ADAPTERPROPERTIES),
00298                  This->lpDeviceId != NULL && This->lpDeviceId[0] != TEXT('\0'));
00299     lpAdapterName = QueryDeskCplString(This->pdtobj,
00300                                        RegisterClipboardFormat(DESK_EXT_DISPLAYNAME));
00301     if (lpAdapterName != NULL)
00302     {
00303         SetDlgItemText(This->hwndDlg,
00304                        IDC_ADAPTERNAME,
00305                        lpAdapterName);
00306 
00307         LocalFree((HLOCAL)lpAdapterName);
00308     }
00309 
00310     if (This->DeskExtInterface != NULL)
00311     {
00312         SetDlgItemTextW(This->hwndDlg,
00313                         IDC_CHIPTYPE,
00314                         This->DeskExtInterface->ChipType);
00315         SetDlgItemTextW(This->hwndDlg,
00316                         IDC_DACTYPE,
00317                         This->DeskExtInterface->DacType);
00318         SetDlgItemTextW(This->hwndDlg,
00319                         IDC_MEMORYSIZE,
00320                         This->DeskExtInterface->MemorySize);
00321         SetDlgItemTextW(This->hwndDlg,
00322                         IDC_ADAPTERSTRING,
00323                         This->DeskExtInterface->AdapterString);
00324         SetDlgItemTextW(This->hwndDlg,
00325                         IDC_BIOSINFORMATION,
00326                         This->DeskExtInterface->BiosString);
00327 
00328         This->lpDevModeOnInit = This->DeskExtInterface->GetCurrentMode(This->DeskExtInterface->Context);
00329     }
00330     else
00331         This->lpDevModeOnInit = NULL;
00332 
00333     This->lpSelDevMode = This->lpDevModeOnInit;
00334 }
00335 
00336 static LONG
00337 ApplyDisplayAdapterChanges(PDESKDISPLAYADAPTER This)
00338 {
00339     LONG lChangeRet;
00340 
00341     if (This->DeskExtInterface != NULL)
00342     {
00343         /* Change the display settings through desk.cpl */
00344         lChangeRet = DeskCplExtDisplaySaveSettings(This->DeskExtInterface,
00345                                                    This->hwndDlg);
00346         if (lChangeRet == DISP_CHANGE_SUCCESSFUL)
00347         {
00348             /* Save the new mode */
00349             This->lpDevModeOnInit = This->DeskExtInterface->GetCurrentMode(This->DeskExtInterface->Context);
00350             This->lpSelDevMode = This->lpDevModeOnInit;
00351             return PSNRET_NOERROR;
00352         }
00353         else if (lChangeRet == DISP_CHANGE_RESTART)
00354         {
00355             /* Notify desk.cpl that the user needs to reboot */
00356             PropSheet_RestartWindows(GetParent(This->hwndDlg));
00357             return PSNRET_NOERROR;
00358         }
00359     }
00360 
00361     return PSNRET_INVALID_NOCHANGEPAGE;
00362 }
00363 
00364 static VOID
00365 ResetDisplayAdapterChanges(PDESKDISPLAYADAPTER This)
00366 {
00367     if (This->DeskExtInterface != NULL && This->lpDevModeOnInit != NULL)
00368     {
00369         This->DeskExtInterface->SetCurrentMode(This->DeskExtInterface->Context,
00370                                                This->lpDevModeOnInit);
00371     }
00372 }
00373 
00374 static INT_PTR CALLBACK
00375 DisplayAdapterDlgProc(HWND hwndDlg,
00376                       UINT uMsg,
00377                       WPARAM wParam,
00378                       LPARAM lParam)
00379 {
00380     PDESKDISPLAYADAPTER This;
00381     INT_PTR Ret = 0;
00382 
00383     if (uMsg != WM_INITDIALOG)
00384     {
00385         This = (PDESKDISPLAYADAPTER)GetWindowLongPtr(hwndDlg,
00386                                                      DWL_USER);
00387     }
00388 
00389     switch (uMsg)
00390     {
00391         case WM_INITDIALOG:
00392             This = (PDESKDISPLAYADAPTER)((LPCPROPSHEETPAGE)lParam)->lParam;
00393             This->hwndDlg = hwndDlg;
00394             SetWindowLongPtr(hwndDlg,
00395                              DWL_USER,
00396                              (LONG_PTR)This);
00397 
00398             InitDisplayAdapterDialog(This);
00399             Ret = TRUE;
00400             break;
00401 
00402         case WM_COMMAND:
00403             switch (LOWORD(wParam))
00404             {
00405                 case IDC_ADAPTERPROPERTIES:
00406                     ShowAdapterProperties(This);
00407                     break;
00408 
00409                 case IDC_LISTALLMODES:
00410                     ShowListAllModes(This);
00411                     break;
00412             }
00413 
00414             break;
00415 
00416         case WM_NOTIFY:
00417         {
00418             NMHDR *nmh = (NMHDR *)lParam;
00419 
00420             switch (nmh->code)
00421             {
00422                 case PSN_APPLY:
00423                 {
00424                     SetWindowLongPtr(hwndDlg,
00425                                      DWL_MSGRESULT,
00426                                      ApplyDisplayAdapterChanges(This));
00427                     break;
00428                 }
00429 
00430                 case PSN_RESET:
00431                     ResetDisplayAdapterChanges(This);
00432                     break;
00433             }
00434             break;
00435         }
00436     }
00437 
00438     return Ret;
00439 }
00440 
00441 static VOID
00442 IDeskDisplayAdapter_Destroy(PDESKDISPLAYADAPTER This)
00443 {
00444     if (This->pdtobj != NULL)
00445     {
00446         IDataObject_Release(This->pdtobj);
00447         This->pdtobj = NULL;
00448     }
00449 
00450     if (This->DeskExtInterface != NULL)
00451     {
00452         LocalFree((HLOCAL)This->DeskExtInterface);
00453         This->DeskExtInterface = NULL;
00454     }
00455 
00456     if (This->lpDeviceId != NULL)
00457     {
00458         LocalFree((HLOCAL)This->lpDeviceId);
00459         This->lpDeviceId = NULL;
00460     }
00461 }
00462 
00463 ULONG
00464 IDeskDisplayAdapter_AddRef(PDESKDISPLAYADAPTER This)
00465 {
00466     ULONG ret;
00467 
00468     ret = InterlockedIncrement((PLONG)&This->ref);
00469     if (ret == 1)
00470         InterlockedIncrement(&dll_refs);
00471 
00472     return ret;
00473 }
00474 
00475 ULONG
00476 IDeskDisplayAdapter_Release(PDESKDISPLAYADAPTER This)
00477 {
00478     ULONG ret;
00479 
00480     ret = InterlockedDecrement((PLONG)&This->ref);
00481     if (ret == 0)
00482     {
00483         IDeskDisplayAdapter_Destroy(This);
00484         InterlockedDecrement(&dll_refs);
00485 
00486         HeapFree(GetProcessHeap(),
00487                  0,
00488                  This);
00489     }
00490 
00491     return ret;
00492 }
00493 
00494 HRESULT STDMETHODCALLTYPE
00495 IDeskDisplayAdapter_QueryInterface(PDESKDISPLAYADAPTER This,
00496                                    REFIID iid,
00497                                    PVOID *pvObject)
00498 {
00499     *pvObject = NULL;
00500 
00501     if (IsEqualIID(iid,
00502                    &IID_IShellPropSheetExt) ||
00503         IsEqualIID(iid,
00504                    &IID_IUnknown))
00505     {
00506         *pvObject = impl_to_interface(This, IShellPropSheetExt);
00507     }
00508     else if (IsEqualIID(iid,
00509                         &IID_IShellExtInit))
00510     {
00511         *pvObject = impl_to_interface(This, IShellExtInit);
00512     }
00513     else if (IsEqualIID(iid,
00514                         &IID_IClassFactory))
00515     {
00516         *pvObject = impl_to_interface(This, IClassFactory);
00517     }
00518     else
00519     {
00520         DPRINT1("IDeskDisplayAdapter::QueryInterface(%p,%p): E_NOINTERFACE\n", iid, pvObject);
00521         return E_NOINTERFACE;
00522     }
00523 
00524     IDeskDisplayAdapter_AddRef(This);
00525     return S_OK;
00526 }
00527 
00528 HRESULT
00529 IDeskDisplayAdapter_Initialize(PDESKDISPLAYADAPTER This,
00530                                LPCITEMIDLIST pidlFolder,
00531                                IDataObject *pdtobj,
00532                                HKEY hkeyProgID)
00533 {
00534     DPRINT1("IDeskDisplayAdapter::Initialize(%p,%p,%p)\n", pidlFolder, pdtobj, hkeyProgID);
00535 
00536     if (pdtobj != NULL)
00537     {
00538         IDataObject_AddRef(pdtobj);
00539         This->pdtobj = pdtobj;
00540 
00541         /* Get a copy of the desk.cpl extension interface */
00542         This->DeskExtInterface = QueryDeskCplExtInterface(This->pdtobj);
00543         if (This->DeskExtInterface != NULL)
00544             return S_OK;
00545     }
00546 
00547     return S_FALSE;
00548 }
00549 
00550 HRESULT
00551 IDeskDisplayAdapter_AddPages(PDESKDISPLAYADAPTER This,
00552                              LPFNADDPROPSHEETPAGE pfnAddPage,
00553                              LPARAM lParam)
00554 {
00555     HPROPSHEETPAGE hpsp;
00556     PROPSHEETPAGE psp;
00557 
00558     DPRINT1("IDeskDisplayAdapter::AddPages(%p,%p)\n", pfnAddPage, lParam);
00559 
00560     psp.dwSize = sizeof(psp);
00561     psp.dwFlags = PSP_DEFAULT;
00562     psp.hInstance = hInstance;
00563     psp.pszTemplate = MAKEINTRESOURCE(IDD_DISPLAYADAPTER);
00564     psp.pfnDlgProc = DisplayAdapterDlgProc;
00565     psp.lParam = (LPARAM)This;
00566 
00567     hpsp = CreatePropertySheetPage(&psp);
00568     if (hpsp != NULL && pfnAddPage(hpsp, lParam))
00569         return S_OK;
00570 
00571     return S_FALSE;
00572 }
00573 
00574 HRESULT
00575 IDeskDisplayAdapter_ReplacePage(PDESKDISPLAYADAPTER This,
00576                                 EXPPS uPageID,
00577                                 LPFNADDPROPSHEETPAGE pfnReplacePage,
00578                                 LPARAM lParam)
00579 {
00580     DPRINT1("IDeskDisplayAdapter::ReplacePage(%u,%p,%p)\n", uPageID, pfnReplacePage, lParam);
00581     return E_NOTIMPL;
00582 }
00583 
00584 HRESULT
00585 IDeskDisplayAdapter_Constructor(REFIID riid,
00586                                 LPVOID *ppv)
00587 {
00588     PDESKDISPLAYADAPTER This;
00589     HRESULT hRet = E_OUTOFMEMORY;
00590 
00591     DPRINT1("IDeskDisplayAdapter::Constructor(%p,%p)\n", riid, ppv);
00592 
00593     This = HeapAlloc(GetProcessHeap(),
00594                      0,
00595                      sizeof(*This));
00596     if (This != NULL)
00597     {
00598         ZeroMemory(This,
00599                    sizeof(*This));
00600 
00601         IDeskDisplayAdapter_InitIface(This);
00602 
00603         hRet = IDeskDisplayAdapter_QueryInterface(This,
00604                                                   riid,
00605                                                   ppv);
00606         if (!SUCCEEDED(hRet))
00607             IDeskDisplayAdapter_Release(This);
00608     }
00609 
00610     return hRet;
00611 }
00612 
00613 BOOL WINAPI
00614 DllMain(HINSTANCE hinstDLL,
00615         DWORD dwReason,
00616         LPVOID lpvReserved)
00617 {
00618     switch (dwReason)
00619     {
00620         case DLL_PROCESS_ATTACH:
00621             hInstance = hinstDLL;
00622             DisableThreadLibraryCalls(hInstance);
00623             break;
00624     }
00625 
00626     return TRUE;
00627 }
Generated on Sat May 26 2012 04:21:04 for ReactOS by
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