reactos/dll/cpl/openglcfg/general.c

   1 #include "openglcfg.h"
   2
   3 #include <winreg.h>
   4 #include <debug.h>
   5
   6 static PWCHAR *pOglDrivers = NULL;
   7 static DWORD dwNumDrivers = 0;
   8
   9 static VOID InitSettings(HWND hWndDlg)
  10 {
  11     HKEY hKeyRenderer;
  12     HKEY hKeyDrivers;
  13     WCHAR szBuffer[MAX_KEY_LENGTH];
  14     WCHAR szBultin[MAX_KEY_LENGTH];
  15     WCHAR szDriver[MAX_KEY_LENGTH];
  16     DWORD dwType = 0;
  17     DWORD dwSize = MAX_KEY_LENGTH;
  18
  19     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, KEY_DRIVERS, 0, KEY_READ, &hKeyDrivers) != ERROR_SUCCESS)
  20         return;
  21
  22     if (RegCreateKeyExW(HKEY_CURRENT_USER, KEY_RENDERER, 0, NULL, 0, MAXIMUM_ALLOWED, NULL, &hKeyRenderer, NULL) != ERROR_SUCCESS)
  23     {
  24         RegCloseKey(hKeyDrivers);
  25         return;
  26     }
  27
  28     LoadString(hApplet, IDS_DEBUG_DNM, (LPTSTR)szBultin, 127);
  29     SendDlgItemMessageW(hWndDlg, IDC_DEBUG_OUTPUT, CB_ADDSTRING, 0, (LPARAM)szBultin);
  30
  31     LoadString(hApplet, IDS_DEBUG_SET, (LPTSTR)szBultin, 127);
  32     SendDlgItemMessageW(hWndDlg, IDC_DEBUG_OUTPUT, CB_ADDSTRING, 0, (LPARAM)szBultin);
  33
  34     LoadString(hApplet, IDS_DEBUG_CLEAR, (LPTSTR)szBultin, 127);
  35     SendDlgItemMessageW(hWndDlg, IDC_DEBUG_OUTPUT, CB_ADDSTRING, 0, (LPARAM)szBultin);
  36
  37     SendDlgItemMessageW(hWndDlg, IDC_DEBUG_OUTPUT, CB_SETCURSEL, 0, 0);
  38
  39     LoadString(hApplet, IDS_RENDERER_DEFAULT, (LPTSTR)szBultin, 127);
  40     SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_ADDSTRING, 0, (LPARAM)szBultin);
  41
  42     LoadString(hApplet, IDS_RENDERER_RSWR, (LPTSTR)szBultin, 127);
  43     SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_ADDSTRING, 0, (LPARAM)szBultin);
  44
  45     if (RegQueryValueExW(hKeyRenderer, NULL, NULL, &dwType, (LPBYTE)szDriver, &dwSize) != ERROR_SUCCESS || dwSize == sizeof(WCHAR))
  46         SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_SETCURSEL, RENDERER_DEFAULT, 0);
  47
  48     if (dwType == REG_SZ)
  49     {
  50         DWORD ret;
  51         INT iKey;
  52
  53         if (wcsncmp(szBultin, szDriver, MAX_KEY_LENGTH) == 0)
  54             SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_SETCURSEL, RENDERER_RSWR, 0);
  55
  56         ret = RegQueryInfoKeyW(hKeyDrivers, NULL, NULL, NULL, &dwNumDrivers, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
  57
  58         if (ret != ERROR_SUCCESS || dwNumDrivers <= 0)
  59         {
  60             RegCloseKey(hKeyDrivers);
  61             RegCloseKey(hKeyRenderer);
  62             return;
  63         }
  64
  65         pOglDrivers = HeapAlloc(GetProcessHeap(), 0, dwNumDrivers * sizeof(PWCHAR));
  66
  67         if (!pOglDrivers)
  68             dwNumDrivers = 0;
  69
  70         for (iKey = 0; iKey < dwNumDrivers; iKey++)
  71         {
  72             dwSize = MAX_KEY_LENGTH;
  73             ret = RegEnumKeyEx(hKeyDrivers, iKey, szBuffer, &dwSize, NULL, NULL, NULL, NULL);
  74
  75             if (ret != ERROR_SUCCESS)
  76                 break;
  77
  78             /* Mind the null terminator */
  79             dwSize++;
  80
  81             pOglDrivers[iKey] = HeapAlloc(GetProcessHeap(), 0, dwSize * sizeof(WCHAR));
  82
  83             if (!pOglDrivers[iKey])
  84                 break;
  85
  86             SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_ADDSTRING, 0, (LPARAM)szBuffer);
  87
  88             StringCchCopy(pOglDrivers[iKey], dwSize, szBuffer);
  89
  90             if (wcsncmp(szBuffer, szDriver, MAX_KEY_LENGTH) == 0)
  91                 SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_SETCURSEL, iKey + 2, 0);
  92         }
  93     }
  94
  95     RegCloseKey(hKeyDrivers);
  96     RegCloseKey(hKeyRenderer);
  97
  98     return;
  99 }
 100
 101 static VOID SaveSettings(HWND hWndDlg)
 102 {
 103     HKEY hKeyRenderer;
 104     HKEY hKeyDebug;
 105     INT iSel = 0;
 106
 107     if (RegOpenKeyExW(HKEY_CURRENT_USER, KEY_RENDERER, 0, KEY_WRITE, &hKeyRenderer) != ERROR_SUCCESS)
 108         return;
 109
 110     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, KEY_DEBUG_CHANNEL, 0, KEY_WRITE, &hKeyDebug) == ERROR_SUCCESS)
 111     {
 112         iSel = (INT)SendDlgItemMessageW(hWndDlg, IDC_DEBUG_OUTPUT, CB_GETCURSEL, 0, 0);
 113
 114         switch (iSel)
 115         {
 116             case DEBUG_SET:
 117                 RegSetValueExW(hKeyDebug, L"DEBUGCHANNEL", 0, REG_SZ, (PBYTE)L"+opengl,+wgl", 13 * sizeof(WCHAR));
 118                 break;
 119
 120             case DEBUG_CLEAR:
 121                 RegSetValueExW(hKeyDebug, L"DEBUGCHANNEL", 0, REG_SZ, (PBYTE)L"", sizeof(WCHAR));
 122                 break;
 123         }
 124         RegCloseKey(hKeyDebug);
 125     }
 126
 127     iSel = (INT)SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_GETCURSEL, 0, 0);
 128
 129     switch (iSel)
 130     {
 131         case CB_ERR:
 132             break;
 133
 134         case RENDERER_DEFAULT:
 135             RegSetValueExW(hKeyRenderer, L"", 0, REG_SZ, (PBYTE)L"", sizeof(WCHAR));
 136             break;
 137
 138         case RENDERER_RSWR:
 139         {
 140             WCHAR szBuffer[MAX_KEY_LENGTH];
 141             LoadString(hApplet, IDS_RENDERER_RSWR, (LPTSTR)szBuffer, 127);
 142             RegSetValueExW(hKeyRenderer, L"", 0, REG_SZ, (PBYTE)szBuffer, (wcslen(szBuffer) + 1) * sizeof(WCHAR));
 143             break;
 144         }
 145
 146         default:
 147         {
 148             /* Adjustment for DEFAULT and RSWR renderers */
 149             iSel -= 2;
 150
 151             if (iSel >= 0 && iSel <= dwNumDrivers)
 152                 RegSetValueExW(hKeyRenderer, L"", 0, REG_SZ, (PBYTE)pOglDrivers[iSel], (wcslen(pOglDrivers[iSel]) + 1) * sizeof(WCHAR));
 153
 154             break;
 155         }
 156     }
 157
 158     RegCloseKey(hKeyRenderer);
 159 }
 160
 161
 162 INT_PTR CALLBACK GeneralPageProc(HWND hWndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 163 {
 164     LPPSHNOTIFY lppsn;
 165
 166     switch (uMsg)
 167     {
 168         case WM_INITDIALOG:
 169             InitSettings(hWndDlg);
 170             return TRUE;
 171
 172         case WM_COMMAND:
 173             if (LOWORD(wParam) == IDC_RENDERER || IDC_DEBUG_OUTPUT)
 174                 PropSheet_Changed(GetParent(hWndDlg), hWndDlg);
 175             break;
 176
 177         case WM_NOTIFY:
 178             lppsn = (LPPSHNOTIFY)lParam;
 179             if (lppsn->hdr.code == PSN_APPLY)
 180             {
 181                 SaveSettings(hWndDlg);
 182                 return TRUE;
 183             }
 184             break;
 185
 186         case WM_DESTROY:
 187              {
 188                 INT iKey;
 189                 for (iKey = 0; iKey <= dwNumDrivers; iKey++)
 190                     HeapFree(GetProcessHeap(), 0, pOglDrivers[iKey]);
 191
 192                 HeapFree(GetProcessHeap(), 0, pOglDrivers);
 193              }
 194     }
 195
 196     return FALSE;
 197 }