reactos/dll/cpl/desk/general.c

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         ReactOS Display Control Panel
   4  * FILE:            dll/cpl/desk/general.c
   5  * PURPOSE:         Advanced General settings
   6  */
   7
   8 #include "desk.h"
   9
  10 static VOID
  11 InitFontSizeList(HWND hWnd)
  12 {
  13     HINF hInf;
  14     HKEY hKey;
  15     HWND hFontSize;
  16     INFCONTEXT Context;
  17     int i, ci = 0;
  18     DWORD dwSize, dwValue, dwType;
  19
  20     hFontSize = GetDlgItem(hWnd, IDC_FONTSIZE_COMBO);
  21
  22     hInf = SetupOpenInfFile(_T("font.inf"), NULL,
  23                             INF_STYLE_WIN4, NULL);
  24
  25     if (hInf != INVALID_HANDLE_VALUE)
  26     {
  27         if (SetupFindFirstLine(hInf, _T("Font Sizes"), NULL, &Context))
  28         {
  29             if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, _T("SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\FontDPI"),
  30                              0, KEY_READ, &hKey) == ERROR_SUCCESS)
  31             for (;;)
  32             {
  33                 TCHAR Desc[LINE_LEN];
  34
  35                 if (SetupGetStringField(&Context, 0, Desc, sizeof(Desc), NULL) &&
  36                     SetupGetIntField(&Context, 1, &ci))
  37                 {
  38                     _stprintf(Desc, _T("%s (%d DPI)"), Desc, ci);
  39                     i = SendMessage(hFontSize, CB_ADDSTRING, 0, (LPARAM)Desc);
  40                     if (i != CB_ERR)
  41                         SendMessage(hFontSize, CB_SETITEMDATA, (WPARAM)i, (LPARAM)ci);
  42
  43                     dwSize = MAX_PATH;
  44                     dwType = REG_DWORD;
  45
  46                     if (RegQueryValueEx(hKey, _T("LogPixels"), NULL,
  47                                         &dwType, (LPBYTE)&dwValue, &dwSize) == ERROR_SUCCESS)
  48                     {
  49                         if ((int)dwValue == ci)
  50                         {
  51                             SendMessage(hFontSize, CB_SETCURSEL, (WPARAM)i, 0);
  52                             SetWindowText(GetDlgItem(hWnd, IDC_FONTSIZE_COSTOM), Desc);
  53                         }
  54                     }
  55                 }
  56
  57                 if (!SetupFindNextLine(&Context, &Context))
  58                 {
  59                     RegCloseKey(hKey);
  60                     break;
  61                 }
  62             }
  63         }
  64     }
  65
  66     SetupCloseInfFile(hInf);
  67 }
  68
  69 static VOID
  70 InitRadioButtons(HWND hWnd)
  71 {
  72     HKEY hKey;
  73
  74     if (RegOpenKeyEx(HKEY_CURRENT_USER,
  75                      _T("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Controls Folder\\Display"),
  76                      0, KEY_READ, &hKey) == ERROR_SUCCESS)
  77     {
  78         TCHAR szBuf[64];
  79         DWORD dwSize = 64;
  80
  81         if (RegQueryValueEx(hKey, _T("DynaSettingsChange"), 0, NULL,
  82                             (LPBYTE)szBuf, &dwSize) == ERROR_SUCCESS)
  83         {
  84             switch (_ttoi(szBuf))
  85             {
  86                 case 0:
  87                     SendDlgItemMessage(hWnd, IDC_RESTART_RB, BM_SETCHECK, 1, 1);
  88                     break;
  89                 case 1:
  90                     SendDlgItemMessage(hWnd, IDC_WITHOUTREBOOT_RB, BM_SETCHECK, 1, 1);
  91                     break;
  92                 case 3:
  93                     SendDlgItemMessage(hWnd, IDC_ASKME_RB, BM_SETCHECK, 1, 1);
  94                     break;
  95             }
  96         }
  97
  98         RegCloseKey(hKey);
  99     }
 100 }
 101
 102 INT_PTR CALLBACK
 103 AdvGeneralPageProc(HWND hwndDlg,
 104                    UINT uMsg,
 105                    WPARAM wParam,
 106                    LPARAM lParam)
 107 {
 108     PDISPLAY_DEVICE_ENTRY DispDevice = NULL;
 109     INT_PTR Ret = 0;
 110
 111     if (uMsg != WM_INITDIALOG)
 112         DispDevice = (PDISPLAY_DEVICE_ENTRY)GetWindowLongPtr(hwndDlg, DWLP_USER);
 113
 114     switch (uMsg)
 115     {
 116         case WM_INITDIALOG:
 117             DispDevice = (PDISPLAY_DEVICE_ENTRY)(((LPPROPSHEETPAGE)lParam)->lParam);
 118             SetWindowLongPtr(hwndDlg, DWLP_USER, (LONG_PTR)DispDevice);
 119
 120             InitFontSizeList(hwndDlg);
 121             InitRadioButtons(hwndDlg);
 122
 123             Ret = TRUE;
 124             break;
 125         case WM_COMMAND:
 126                         switch (LOWORD(wParam))
 127                         {
 128                                 case IDC_FONTSIZE_COMBO:
 129                                         if (HIWORD(wParam) == CBN_SELCHANGE)
 130                                         {
 131                                                 PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
 132                                         }
 133                                         break;
 134                                 case IDC_RESTART_RB:
 135                                 case IDC_WITHOUTREBOOT_RB:
 136                                 case IDC_ASKME_RB:
 137                                         PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
 138                                 break;
 139                         }
 140                         break;
 141     }
 142
 143     return Ret;
 144 }