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     DWORD dwType = 0;
  14     DWORD dwSize = MAX_KEY_LENGTH;
  15     WCHAR szBuffer[MAX_KEY_LENGTH];
  16     WCHAR szBultin[MAX_KEY_LENGTH];
  17     WCHAR szDriver[MAX_KEY_LENGTH];
  18
  19     LoadString(hApplet, IDS_DEBUG_DNM, (LPTSTR)szBultin, 127);
  20     SendDlgItemMessageW(hWndDlg, IDC_DEBUG_OUTPUT, CB_ADDSTRING, 0, (LPARAM)szBultin);
  21
  22     LoadString(hApplet, IDS_DEBUG_SET, (LPTSTR)szBultin, 127);
  23     SendDlgItemMessageW(hWndDlg, IDC_DEBUG_OUTPUT, CB_ADDSTRING, 0, (LPARAM)szBultin);
  24
  25     LoadString(hApplet, IDS_DEBUG_CLEAR, (LPTSTR)szBultin, 127);
  26     SendDlgItemMessageW(hWndDlg, IDC_DEBUG_OUTPUT, CB_ADDSTRING, 0, (LPARAM)szBultin);
  27
  28     SendDlgItemMessageW(hWndDlg, IDC_DEBUG_OUTPUT, CB_SETCURSEL, 0, 0);
  29
  30     LoadString(hApplet, IDS_RENDERER_DEFAULT, (LPTSTR)szBultin, 127);
  31     SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_ADDSTRING, 0, (LPARAM)szBultin);
  32
  33     LoadString(hApplet, IDS_RENDERER_RSWR, (LPTSTR)szBultin, 127);
  34     SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_ADDSTRING, 0, (LPARAM)szBultin);
  35
  36     if (RegCreateKeyExW(HKEY_CURRENT_USER, KEY_RENDERER, 0, NULL, 0, MAXIMUM_ALLOWED, NULL, &hKeyRenderer, NULL) != ERROR_SUCCESS)
  37         return;
  38
  39     if (RegQueryValueExW(hKeyRenderer, NULL, NULL, &dwType, (LPBYTE)szDriver, &dwSize) != ERROR_SUCCESS || dwSize == sizeof(WCHAR))
  40         SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_SETCURSEL, RENDERER_DEFAULT, 0);
  41
  42     RegCloseKey(hKeyRenderer);
  43
  44     if (dwType == REG_SZ)
  45     {
  46         DWORD ret;
  47         DWORD iKey;
  48
  49         if (wcsncmp(szBultin, szDriver, MAX_KEY_LENGTH) == 0)
  50             SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_SETCURSEL, RENDERER_RSWR, 0);
  51
  52         if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, KEY_DRIVERS, 0, KEY_READ, &hKeyDrivers) != ERROR_SUCCESS)
  53             return;
  54
  55         ret = RegQueryInfoKeyW(hKeyDrivers, NULL, NULL, NULL, &dwNumDrivers, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
  56
  57         if (ret != ERROR_SUCCESS || dwNumDrivers == 0)
  58         {
  59             RegCloseKey(hKeyDrivers);
  60             return;
  61         }
  62
  63         pOglDrivers = HeapAlloc(GetProcessHeap(), 0, dwNumDrivers * sizeof(PWCHAR));
  64
  65         if (!pOglDrivers)
  66             dwNumDrivers = 0;
  67
  68         for (iKey = 0; iKey < dwNumDrivers; iKey++)
  69         {
  70             dwSize = MAX_KEY_LENGTH;
  71             ret = RegEnumKeyEx(hKeyDrivers, iKey, szBuffer, &dwSize, NULL, NULL, NULL, NULL);
  72
  73             if (ret != ERROR_SUCCESS)
  74                 break;
  75
  76             /* Mind the null terminator */
  77             dwSize++;
  78
  79             pOglDrivers[iKey] = HeapAlloc(GetProcessHeap(), 0, dwSize * sizeof(WCHAR));
  80
  81             if (!pOglDrivers[iKey])
  82                 break;
  83
  84             SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_ADDSTRING, 0, (LPARAM)szBuffer);
  85
  86             StringCchCopy(pOglDrivers[iKey], dwSize, szBuffer);
  87
  88             if (wcsncmp(szBuffer, szDriver, MAX_KEY_LENGTH) == 0)
  89                 SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_SETCURSEL, iKey + 2, 0);
  90         }
  91
  92         RegCloseKey(hKeyDrivers);
  93     }
  94
  95     return;
  96 }
  97
  98 static VOID SaveSettings(HWND hWndDlg)
  99 {
 100     HKEY hKeyRenderer;
 101     HKEY hKeyDebug;
 102     INT iSel = 0;
 103
 104     if (RegOpenKeyExW(HKEY_CURRENT_USER, KEY_RENDERER, 0, KEY_WRITE, &hKeyRenderer) != ERROR_SUCCESS)
 105         return;
 106
 107     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, KEY_DEBUG_CHANNEL, 0, KEY_WRITE, &hKeyDebug) == ERROR_SUCCESS)
 108     {
 109         iSel = (INT)SendDlgItemMessageW(hWndDlg, IDC_DEBUG_OUTPUT, CB_GETCURSEL, 0, 0);
 110
 111         switch (iSel)
 112         {
 113             case DEBUG_SET:
 114                 RegSetValueExW(hKeyDebug, L"DEBUGCHANNEL", 0, REG_SZ, (PBYTE)L"+opengl,+wgl", 13 * sizeof(WCHAR));
 115                 break;
 116
 117             case DEBUG_CLEAR:
 118                 RegSetValueExW(hKeyDebug, L"DEBUGCHANNEL", 0, REG_SZ, (PBYTE)L"", sizeof(WCHAR));
 119                 break;
 120         }
 121         RegCloseKey(hKeyDebug);
 122     }
 123
 124     iSel = (INT)SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_GETCURSEL, 0, 0);
 125
 126     switch (iSel)
 127     {
 128         case CB_ERR:
 129             break;
 130
 131         case RENDERER_DEFAULT:
 132             RegSetValueExW(hKeyRenderer, L"", 0, REG_SZ, (PBYTE)L"", sizeof(WCHAR));
 133             break;
 134
 135         case RENDERER_RSWR:
 136         {
 137             WCHAR szBuffer[MAX_KEY_LENGTH];
 138             LoadString(hApplet, IDS_RENDERER_RSWR, (LPTSTR)szBuffer, 127);
 139             RegSetValueExW(hKeyRenderer, L"", 0, REG_SZ, (PBYTE)szBuffer, (DWORD)((wcslen(szBuffer) + 1) * sizeof(WCHAR)));
 140             break;
 141         }
 142
 143         default:
 144         {
 145             /* Adjustment for DEFAULT and RSWR renderers */
 146             iSel -= 2;
 147
 148             if (iSel >= 0 && iSel < dwNumDrivers)
 149                 RegSetValueExW(hKeyRenderer, L"", 0, REG_SZ, (PBYTE)pOglDrivers[iSel], (DWORD)((wcslen(pOglDrivers[iSel]) + 1) * sizeof(WCHAR)));
 150
 151             break;
 152         }
 153     }
 154
 155     RegCloseKey(hKeyRenderer);
 156 }
 157
 158
 159 INT_PTR CALLBACK GeneralPageProc(HWND hWndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 160 {
 161     LPPSHNOTIFY lppsn;
 162
 163     switch (uMsg)
 164     {
 165         case WM_INITDIALOG:
 166             InitSettings(hWndDlg);
 167             return TRUE;
 168
 169         case WM_COMMAND:
 170             if (LOWORD(wParam) == IDC_RENDERER ||
 171                 LOWORD(wParam) == IDC_DEBUG_OUTPUT)
 172             {
 173                 if (HIWORD(wParam) == CBN_SELCHANGE)
 174                 {
 175                     PropSheet_Changed(GetParent(hWndDlg), hWndDlg);
 176                 }
 177             }
 178             break;
 179
 180         case WM_NOTIFY:
 181             lppsn = (LPPSHNOTIFY)lParam;
 182             if (lppsn->hdr.code == PSN_APPLY)
 183             {
 184                 SaveSettings(hWndDlg);
 185                 return TRUE;
 186             }
 187             break;
 188
 189         case WM_DESTROY:
 190             if (pOglDrivers != NULL)
 191             {
 192                 DWORD iKey;
 193
 194                 for (iKey = 0; iKey < dwNumDrivers; ++iKey)
 195                     HeapFree(GetProcessHeap(), 0, pOglDrivers[iKey]);
 196
 197                 HeapFree(GetProcessHeap(), 0, pOglDrivers);
 198             }
 199     }
 200
 201     return FALSE;
 202 }