reactos/dll/cpl/openglcfg/general.c

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#include "openglcfg.h"
#include <winreg.h>
#include <debug.h>
static PWCHAR *pOglDrivers = NULL;
static DWORD dwNumDrivers = 0;
static VOID InitSettings(HWND hWndDlg)
{
HKEY hKeyRenderer;
HKEY hKeyDrivers;
WCHAR szBuffer[MAX_KEY_LENGTH];
WCHAR szBultin[MAX_KEY_LENGTH];
WCHAR szDriver[MAX_KEY_LENGTH];
DWORD dwType = 0;
DWORD dwSize = MAX_KEY_LENGTH;
if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, KEY_DRIVERS, 0, KEY_READ, &hKeyDrivers) != ERROR_SUCCESS)
return;
if (RegCreateKeyExW(HKEY_CURRENT_USER, KEY_RENDERER, 0, NULL, 0, MAXIMUM_ALLOWED, NULL, &hKeyRenderer, NULL) != ERROR_SUCCESS)
{
RegCloseKey(hKeyDrivers);
return;
}
LoadString(hApplet, IDS_DEBUG_DNM, (LPTSTR)szBultin, 127);
SendDlgItemMessageW(hWndDlg, IDC_DEBUG_OUTPUT, CB_ADDSTRING, 0, (LPARAM)szBultin);
LoadString(hApplet, IDS_DEBUG_SET, (LPTSTR)szBultin, 127);
SendDlgItemMessageW(hWndDlg, IDC_DEBUG_OUTPUT, CB_ADDSTRING, 0, (LPARAM)szBultin);
LoadString(hApplet, IDS_DEBUG_CLEAR, (LPTSTR)szBultin, 127);
SendDlgItemMessageW(hWndDlg, IDC_DEBUG_OUTPUT, CB_ADDSTRING, 0, (LPARAM)szBultin);
SendDlgItemMessageW(hWndDlg, IDC_DEBUG_OUTPUT, CB_SETCURSEL, 0, 0);
LoadString(hApplet, IDS_RENDERER_DEFAULT, (LPTSTR)szBultin, 127);
SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_ADDSTRING, 0, (LPARAM)szBultin);
LoadString(hApplet, IDS_RENDERER_RSWR, (LPTSTR)szBultin, 127);
SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_ADDSTRING, 0, (LPARAM)szBultin);
if (RegQueryValueExW(hKeyRenderer, NULL, NULL, &dwType, (LPBYTE)szDriver, &dwSize) != ERROR_SUCCESS || dwSize == sizeof(WCHAR))
SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_SETCURSEL, RENDERER_DEFAULT, 0);
if (dwType == REG_SZ)
{
DWORD ret;
INT iKey;
if (wcsncmp(szBultin, szDriver, MAX_KEY_LENGTH) == 0)
SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_SETCURSEL, RENDERER_RSWR, 0);
ret = RegQueryInfoKeyW(hKeyDrivers, NULL, NULL, NULL, &dwNumDrivers, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
if (ret != ERROR_SUCCESS || dwNumDrivers <= 0)
{
RegCloseKey(hKeyDrivers);
RegCloseKey(hKeyRenderer);
return;
}
pOglDrivers = HeapAlloc(GetProcessHeap(), 0, dwNumDrivers * sizeof(PWCHAR));
if (!pOglDrivers)
dwNumDrivers = 0;
for (iKey = 0; iKey < dwNumDrivers; iKey++)
{
dwSize = MAX_KEY_LENGTH;
ret = RegEnumKeyEx(hKeyDrivers, iKey, szBuffer, &dwSize, NULL, NULL, NULL, NULL);
if (ret != ERROR_SUCCESS)
break;
/* Mind the null terminator */
dwSize++;
pOglDrivers[iKey] = HeapAlloc(GetProcessHeap(), 0, dwSize * sizeof(WCHAR));
if (!pOglDrivers[iKey])
break;
SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_ADDSTRING, 0, (LPARAM)szBuffer);
StringCchCopy(pOglDrivers[iKey], dwSize, szBuffer);
if (wcsncmp(szBuffer, szDriver, MAX_KEY_LENGTH) == 0)
SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_SETCURSEL, iKey + 2, 0);
}
}
RegCloseKey(hKeyDrivers);
RegCloseKey(hKeyRenderer);
return;
}
static VOID SaveSettings(HWND hWndDlg)
{
HKEY hKeyRenderer;
HKEY hKeyDebug;
INT iSel = 0;
if (RegOpenKeyExW(HKEY_CURRENT_USER, KEY_RENDERER, 0, KEY_WRITE, &hKeyRenderer) != ERROR_SUCCESS)
return;
if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, KEY_DEBUG_CHANNEL, 0, KEY_WRITE, &hKeyDebug) == ERROR_SUCCESS)
{
iSel = (INT)SendDlgItemMessageW(hWndDlg, IDC_DEBUG_OUTPUT, CB_GETCURSEL, 0, 0);
switch (iSel)
{
case DEBUG_SET:
RegSetValueExW(hKeyDebug, L"DEBUGCHANNEL", 0, REG_SZ, (PBYTE)L"+opengl,+wgl", 13 * sizeof(WCHAR));
break;
case DEBUG_CLEAR:
RegSetValueExW(hKeyDebug, L"DEBUGCHANNEL", 0, REG_SZ, (PBYTE)L"", sizeof(WCHAR));
break;
}
RegCloseKey(hKeyDebug);
}
iSel = (INT)SendDlgItemMessageW(hWndDlg, IDC_RENDERER, CB_GETCURSEL, 0, 0);
switch (iSel)
{
case CB_ERR:
break;
case RENDERER_DEFAULT:
RegSetValueExW(hKeyRenderer, L"", 0, REG_SZ, (PBYTE)L"", sizeof(WCHAR));
break;
case RENDERER_RSWR:
{
WCHAR szBuffer[MAX_KEY_LENGTH];
LoadString(hApplet, IDS_RENDERER_RSWR, (LPTSTR)szBuffer, 127);
RegSetValueExW(hKeyRenderer, L"", 0, REG_SZ, (PBYTE)szBuffer, (wcslen(szBuffer) + 1) * sizeof(WCHAR));
break;
}
default:
{
/* Adjustment for DEFAULT and RSWR renderers */
iSel -= 2;
if (iSel >= 0 && iSel <= dwNumDrivers)
RegSetValueExW(hKeyRenderer, L"", 0, REG_SZ, (PBYTE)pOglDrivers[iSel], (wcslen(pOglDrivers[iSel]) + 1) * sizeof(WCHAR));
break;
}
}
RegCloseKey(hKeyRenderer);
}
INT_PTR CALLBACK GeneralPageProc(HWND hWndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
LPPSHNOTIFY lppsn;
switch (uMsg)
{
case WM_INITDIALOG:
InitSettings(hWndDlg);
return TRUE;
case WM_COMMAND:
if (LOWORD(wParam) == IDC_RENDERER ||
LOWORD(wParam) == IDC_DEBUG_OUTPUT)
{
if (HIWORD(wParam) == CBN_SELCHANGE)
{
PropSheet_Changed(GetParent(hWndDlg), hWndDlg);
}
}
break;
case WM_NOTIFY:
lppsn = (LPPSHNOTIFY)lParam;
if (lppsn->hdr.code == PSN_APPLY)
{
SaveSettings(hWndDlg);
return TRUE;
}
break;
case WM_DESTROY:
{
INT iKey;
for (iKey = 0; iKey <= dwNumDrivers; iKey++)
HeapFree(GetProcessHeap(), 0, pOglDrivers[iKey]);
HeapFree(GetProcessHeap(), 0, pOglDrivers);
}
}
return FALSE;
}