dll/cpl/desk/theme.c

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         ReactOS Display Control Panel
   4  * FILE:            lib/cpl/desk/theme.c
   5  * PURPOSE:         Handling themes
   6  *
   7  * PROGRAMMERS:     Katayama Hirofumi MZ <katayama.hirofumi.mz@gmail.com>
   8  */
   9
  10 #include "desk.h"
  11 #include "theme.h"
  12
  13 static BOOL g_PresetLoaded = FALSE;
  14 static INT g_TemplateCount = 0;
  15
  16 static INT g_ColorList[NUM_COLORS];
  17
  18 static const TCHAR g_CPColors[] = TEXT("Control Panel\\Colors");
  19 static const TCHAR g_CPANewSchemes[] = TEXT("Control Panel\\Appearance\\New Schemes");
  20 static const TCHAR g_SelectedStyle[] = TEXT("SelectedStyle");
  21
  22 /******************************************************************************/
  23
  24 THEME_PRESET g_ThemeTemplates[MAX_TEMPLATES];
  25
  26 /* This is the list of names for the colors stored in the registry */
  27 const TCHAR g_RegColorNames[NUM_COLORS][MAX_COLORNAMELENGTH] =
  28         {TEXT("Scrollbar"),                             /* 00 = COLOR_SCROLLBAR */
  29         TEXT("Background"),                             /* 01 = COLOR_DESKTOP */
  30         TEXT("ActiveTitle"),                    /* 02 = COLOR_ACTIVECAPTION  */
  31         TEXT("InactiveTitle"),                  /* 03 = COLOR_INACTIVECAPTION */
  32         TEXT("Menu"),                                   /* 04 = COLOR_MENU */
  33         TEXT("Window"),                                 /* 05 = COLOR_WINDOW */
  34         TEXT("WindowFrame"),                    /* 06 = COLOR_WINDOWFRAME */
  35         TEXT("MenuText"),                               /* 07 = COLOR_MENUTEXT */
  36         TEXT("WindowText"),                     /* 08 = COLOR_WINDOWTEXT */
  37         TEXT("TitleText"),                              /* 09 = COLOR_CAPTIONTEXT */
  38         TEXT("ActiveBorder"),                   /* 10 = COLOR_ACTIVEBORDER */
  39         TEXT("InactiveBorder"),                 /* 11 = COLOR_INACTIVEBORDER */
  40         TEXT("AppWorkSpace"),                   /* 12 = COLOR_APPWORKSPACE */
  41         TEXT("Hilight"),                                /* 13 = COLOR_HIGHLIGHT */
  42         TEXT("HilightText"),                    /* 14 = COLOR_HIGHLIGHTTEXT */
  43         TEXT("ButtonFace"),                     /* 15 = COLOR_BTNFACE */
  44         TEXT("ButtonShadow"),                   /* 16 = COLOR_BTNSHADOW */
  45         TEXT("GrayText"),                               /* 17 = COLOR_GRAYTEXT */
  46         TEXT("ButtonText"),                     /* 18 = COLOR_BTNTEXT */
  47         TEXT("InactiveTitleText"),              /* 19 = COLOR_INACTIVECAPTIONTEXT */
  48         TEXT("ButtonHilight"),                  /* 20 = COLOR_BTNHIGHLIGHT */
  49         TEXT("ButtonDkShadow"),                 /* 21 = COLOR_3DDKSHADOW */
  50         TEXT("ButtonLight"),                    /* 22 = COLOR_3DLIGHT */
  51         TEXT("InfoText"),                               /* 23 = COLOR_INFOTEXT */
  52         TEXT("InfoWindow"),                     /* 24 = COLOR_INFOBK */
  53         TEXT("ButtonAlternateFace"),    /* 25 = COLOR_ALTERNATEBTNFACE */
  54         TEXT("HotTrackingColor"),               /* 26 = COLOR_HOTLIGHT */
  55         TEXT("GradientActiveTitle"),    /* 27 = COLOR_GRADIENTACTIVECAPTION */
  56         TEXT("GradientInactiveTitle"),  /* 28 = COLOR_GRADIENTINACTIVECAPTION */
  57         TEXT("MenuHilight"),                    /* 29 = COLOR_MENUHILIGHT */
  58         TEXT("MenuBar"),                                /* 30 = COLOR_MENUBAR */
  59 };
  60
  61 /* This is the list of used metrics and their numbers */
  62 const int g_SizeMetric[NUM_SIZES] =
  63 {
  64         SM_CXBORDER,        /* 00: SIZE_BORDER_X */
  65         SM_CYBORDER,        /* 01: SIZE_BORDER_Y */
  66         SM_CYCAPTION,       /* 02: SIZE_CAPTION_Y */
  67         SM_CXICON,          /* 03: SIZE_ICON_X */
  68         SM_CYICON,          /* 04: SIZE_ICON_Y */
  69         SM_CXICONSPACING,   /* 05: SIZE_ICON_SPC_X */
  70         SM_CYICONSPACING,   /* 06: SIZE_ICON_SPC_Y */
  71         SM_CXMENUSIZE,      /* 07: SIZE_MENU_SIZE_X */
  72         SM_CYMENU,          /* 08: SIZE_MENU_Y */
  73         SM_CXVSCROLL,       /* 09: SIZE_SCROLL_X */
  74         SM_CYHSCROLL,       /* 10: SIZE_SCROLL_Y */
  75         SM_CYSMCAPTION,     /* 11: SIZE_SMCAPTION_Y */
  76         SM_CXEDGE,          /* 12: SIZE_EDGE_X */
  77         SM_CYEDGE,          /* 13: SIZE_EDGE_Y */
  78         SM_CYSIZEFRAME,     /* 14: SIZE_FRAME_Y */
  79         SM_CXMENUCHECK,     /* 15: SIZE_MENU_CHECK_X */
  80         SM_CYMENUCHECK,     /* 16: SIZE_MENU_CHECK_Y */
  81         SM_CYMENUSIZE,      /* 17: SIZE_MENU_SIZE_Y */
  82         SM_CXSIZE,          /* 18: SIZE_SIZE_X */
  83         SM_CYSIZE           /* 19: SIZE_SIZE_Y */
  84 };
  85
  86 /******************************************************************************/
  87
  88 VOID LoadCurrentTheme(THEME* theme)
  89 {
  90         INT i;
  91         NONCLIENTMETRICS NonClientMetrics;
  92
  93         /* Load colors */
  94         for (i = 0; i < NUM_COLORS; i++)
  95         {
  96                 g_ColorList[i] = i;
  97                 theme->crColor[i] = (COLORREF)GetSysColor(i);
  98         }
  99
 100         /* Load sizes */
 101         for (i = 0; i < NUM_SIZES; i++)
 102         {
 103                 theme->Size[i] = GetSystemMetrics(g_SizeMetric[i]);
 104         }
 105
 106         /* Load fonts */
 107         NonClientMetrics.cbSize = sizeof(NONCLIENTMETRICS);
 108         SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(NONCLIENTMETRICS), &NonClientMetrics, 0);
 109         theme->lfFont[FONT_CAPTION] = NonClientMetrics.lfCaptionFont;
 110         theme->lfFont[FONT_SMCAPTION] = NonClientMetrics.lfSmCaptionFont;
 111         theme->lfFont[FONT_MENU] = NonClientMetrics.lfMenuFont;
 112         theme->lfFont[FONT_INFO] = NonClientMetrics.lfStatusFont;
 113         theme->lfFont[FONT_DIALOG] = NonClientMetrics.lfMessageFont;
 114         SystemParametersInfo(SPI_GETICONTITLELOGFONT, sizeof(LOGFONT), &theme->lfFont[FONT_ICON], 0);
 115
 116         /* Effects */
 117         /* "Use the following transition effect for menus and tooltips" */
 118         SystemParametersInfo(SPI_GETMENUANIMATION, sizeof(BOOL), &theme->Effects.bMenuAnimation, 0);
 119         SystemParametersInfo(SPI_GETMENUFADE, sizeof(BOOL), &theme->Effects.bMenuFade, 0);
 120         /* FIXME: XP seems to use grayed checkboxes to reflect differences between menu and tooltips settings
 121          * Just keep them in sync for now:
 122          */
 123         theme->Effects.bTooltipAnimation  = theme->Effects.bMenuAnimation;
 124         theme->Effects.bTooltipFade        = theme->Effects.bMenuFade;
 125
 126         /* show content of windows during dragging */
 127         SystemParametersInfo(SPI_GETDRAGFULLWINDOWS, 0, &theme->Effects.bDragFullWindows, 0);
 128
 129         /* "Hide underlined letters for keyboard navigation until I press the Alt key" */
 130         SystemParametersInfo(SPI_GETKEYBOARDCUES, 0, &theme->Effects.bKeyboardCues, 0);
 131 }
 132
 133 BOOL LoadThemeFromReg(THEME* theme, INT ThemeId)
 134 {
 135         INT i;
 136         TCHAR strSelectedStyle[4];
 137         TCHAR strSizeName[20] = {TEXT("Sizes\\0")};
 138         TCHAR strValueName[10];
 139         HKEY hkNewSchemes, hkScheme, hkSize;
 140         DWORD dwType, dwLength;
 141         BOOL Ret = FALSE;
 142
 143         if (!g_PresetLoaded)
 144                 LoadThemePresetEntries(strSelectedStyle);
 145
 146         if (ThemeId == -1)
 147                 return FALSE;
 148
 149         if (RegOpenKeyEx(HKEY_CURRENT_USER, g_CPANewSchemes, 0, KEY_READ, &hkNewSchemes) == ERROR_SUCCESS)
 150         {
 151                 if (RegOpenKeyEx(hkNewSchemes, g_ThemeTemplates[ThemeId].strKeyName, 0, KEY_READ, &hkScheme) == ERROR_SUCCESS)
 152                 {
 153                         lstrcpyn(&strSizeName[6], g_ThemeTemplates[ThemeId].strSizeName, 3);
 154                         if (RegOpenKeyEx(hkScheme, strSizeName, 0, KEY_READ, &hkSize) == ERROR_SUCCESS)
 155                         {
 156                                 Ret = TRUE;
 157
 158                                 dwLength = sizeof(DWORD);
 159                                 if (RegQueryValueEx(hkSize, TEXT("FlatMenus"), NULL, &dwType, (LPBYTE)&theme->bFlatMenus, &dwLength) != ERROR_SUCCESS ||
 160                                         dwType != REG_DWORD)
 161                                 {
 162                                         /* Failed to read registry value */
 163                                         theme->bFlatMenus = FALSE;
 164                                 }
 165
 166                                 for (i = 0; i < NUM_COLORS; i++)
 167                                 {
 168                                         wsprintf(strValueName, TEXT("Color #%d"), i);
 169                                         dwLength = sizeof(COLORREF);
 170                                         if (RegQueryValueEx(hkSize, strValueName, NULL, &dwType, (LPBYTE)&theme->crColor[i], &dwLength) != ERROR_SUCCESS ||
 171                                                 dwType != REG_DWORD)
 172                                         {
 173                                                 /* Failed to read registry value, initialize with current setting for now */
 174                                                 theme->crColor[i] = GetSysColor(i);
 175                                         }
 176                                 }
 177
 178                                 for (i = 0; i < NUM_FONTS; i++)
 179                                 {
 180                                         wsprintf(strValueName, TEXT("Font #%d"), i);
 181                                         dwLength = sizeof(LOGFONT);
 182                                         if (RegQueryValueEx(hkSize, strValueName, NULL, &dwType, (LPBYTE)&theme->lfFont[i], &dwLength) != ERROR_SUCCESS ||
 183                                                 dwType != REG_BINARY || dwLength != sizeof(LOGFONT))
 184                                         {
 185                                                 /* Failed to read registry value */
 186                                                 Ret = FALSE;
 187                                         }
 188                                 }
 189
 190                                 for (i = 0; i < NUM_SIZES; i++)
 191                                 {
 192                                         wsprintf(strValueName, TEXT("Size #%d"), i);
 193                                         dwLength = sizeof(UINT64);
 194                                         if (RegQueryValueEx(hkSize, strValueName, NULL, &dwType, (LPBYTE)&theme->Size[i], &dwLength) != ERROR_SUCCESS ||
 195                                                 dwType != REG_QWORD || dwLength != sizeof(UINT64))
 196                                         {
 197                                                 /* Failed to read registry value, initialize with current setting for now */
 198                                                 theme->Size[i] = GetSystemMetrics(g_SizeMetric[i]);
 199                                         }
 200                                 }
 201                                 RegCloseKey(hkScheme);
 202                         }
 203                         RegCloseKey(hkScheme);
 204                 }
 205                 RegCloseKey(hkNewSchemes);
 206         }
 207
 208         return Ret;
 209 }
 210
 211 static VOID
 212 _UpdateUserPref(UINT SpiGet, UINT SpiSet, BOOL *pbFlag)
 213 {
 214         SystemParametersInfo(SpiSet, 0, (PVOID)pbFlag, SPIF_UPDATEINIFILE|SPIF_SENDCHANGE);
 215 }
 216 #define UPDATE_USERPREF(NAME,pbFlag) _UpdateUserPref(SPI_GET ## NAME, SPI_SET ## NAME, pbFlag)
 217
 218 VOID ApplyTheme(THEME* theme, INT ThemeId)
 219 {
 220         INT i, Result;
 221         HKEY hKey;
 222         DWORD dwDisposition;
 223         TCHAR clText[16];
 224         NONCLIENTMETRICS NonClientMetrics;
 225
 226         /* Apply Colors from global variable */
 227         SetSysColors(NUM_COLORS, g_ColorList, theme->crColor);
 228
 229         /* Save colors to registry */
 230         Result = RegOpenKeyEx(HKEY_CURRENT_USER, g_CPColors, 0, KEY_ALL_ACCESS, &hKey);
 231         if (Result != ERROR_SUCCESS)
 232         {
 233                 /* Could not open the key, try to create it */
 234                 Result = RegCreateKeyEx(HKEY_CURRENT_USER, g_CPColors, 0, NULL, 0, KEY_ALL_ACCESS, NULL, &hKey, &dwDisposition);
 235         }
 236
 237         if (Result == ERROR_SUCCESS)
 238         {
 239                 for (i = 0; i < NUM_COLORS; i++)
 240                 {
 241                         DWORD red   = GetRValue(theme->crColor[i]);
 242                         DWORD green = GetGValue(theme->crColor[i]);
 243                         DWORD blue  = GetBValue(theme->crColor[i]);
 244                         wsprintf(clText, TEXT("%d %d %d"), red, green, blue);
 245                         RegSetValueEx(hKey, g_RegColorNames[i], 0, REG_SZ, (BYTE *)clText, (lstrlen(clText) + 1) * sizeof(TCHAR));
 246                 }
 247                 RegCloseKey(hKey);
 248         }
 249
 250         /* Apply the fonts */
 251         NonClientMetrics.cbSize = sizeof(NONCLIENTMETRICS);
 252         SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(NONCLIENTMETRICS), &NonClientMetrics, 0);
 253         NonClientMetrics.lfCaptionFont = theme->lfFont[FONT_CAPTION];
 254         NonClientMetrics.lfSmCaptionFont = theme->lfFont[FONT_SMCAPTION];
 255         NonClientMetrics.lfMenuFont = theme->lfFont[FONT_MENU];
 256         NonClientMetrics.lfStatusFont = theme->lfFont[FONT_INFO];
 257         NonClientMetrics.lfMessageFont = theme->lfFont[FONT_DIALOG];
 258         SystemParametersInfo(SPI_SETNONCLIENTMETRICS, sizeof(NONCLIENTMETRICS), &NonClientMetrics, 0);
 259         SystemParametersInfo(SPI_SETICONTITLELOGFONT, sizeof(LOGFONT), &theme->lfFont[FONT_ICON], 0);
 260
 261         /* FIXME: Apply size metrics */
 262
 263         /* Save fonts and size metrics to registry */
 264         Result = RegCreateKeyEx(HKEY_CURRENT_USER, TEXT("Control Panel\\Desktop\\WindowMetrics"), 0, NULL, 0, KEY_ALL_ACCESS, NULL, &hKey, &dwDisposition);
 265         if (Result == ERROR_SUCCESS)
 266         {
 267                 RegSetValueEx(hKey, TEXT("CaptionFont"), 0, REG_BINARY, (BYTE *)&theme->lfFont[FONT_CAPTION], sizeof(LOGFONT));
 268                 RegSetValueEx(hKey, TEXT("SmCaptionFont"), 0, REG_BINARY, (BYTE *)&theme->lfFont[FONT_SMCAPTION], sizeof(LOGFONT));
 269                 RegSetValueEx(hKey, TEXT("IconFont"), 0, REG_BINARY, (BYTE *)&theme->lfFont[FONT_ICON], sizeof(LOGFONT));
 270                 RegSetValueEx(hKey, TEXT("MenuFont"), 0, REG_BINARY, (BYTE *)&theme->lfFont[FONT_MENU], sizeof(LOGFONT));
 271                 RegSetValueEx(hKey, TEXT("StatusFont"), 0, REG_BINARY, (BYTE *)&theme->lfFont[FONT_INFO], sizeof(LOGFONT));
 272                 RegSetValueEx(hKey, TEXT("MessageFont"), 0, REG_BINARY, (BYTE *)&theme->lfFont[FONT_DIALOG], sizeof(LOGFONT));
 273
 274                 /* Save size metrics to registry */
 275                 wsprintf(clText, TEXT("%d"), -15 * theme->Size[SIZE_BORDER_X]);
 276                 RegSetValueEx(hKey, TEXT("BorderWidth"), 0, REG_SZ, (BYTE *)clText, sizeof(clText));
 277                 wsprintf(clText, TEXT("%d"), -15 * theme->Size[SIZE_CAPTION_Y]);
 278                 RegSetValueEx(hKey, TEXT("CaptionWidth"), 0, REG_SZ, (BYTE *)clText, sizeof(clText));
 279                 wsprintf(clText, TEXT("%d"), -15 * theme->Size[SIZE_CAPTION_Y]);
 280                 RegSetValueEx(hKey, TEXT("CaptionHeight"), 0, REG_SZ, (BYTE *)clText, sizeof(clText));
 281                 wsprintf(clText, TEXT("%d"), -15 * theme->Size[SIZE_SMCAPTION_Y]);
 282                 RegSetValueEx(hKey, TEXT("SmCaptionWidth"), 0, REG_SZ, (BYTE *)clText, sizeof(clText));
 283                 wsprintf(clText, TEXT("%d"), -15 * theme->Size[SIZE_SMCAPTION_Y]);
 284                 RegSetValueEx(hKey, TEXT("SmCaptionHeight"), 0, REG_SZ, (BYTE *)clText, sizeof(clText));
 285                 wsprintf(clText, TEXT("%d"), -15 * theme->Size[SIZE_ICON_SPC_X]);
 286                 RegSetValueEx(hKey, TEXT("IconSpacing"), 0, REG_SZ, (BYTE *)clText, sizeof(clText));
 287                 wsprintf(clText, TEXT("%d"), -15 * theme->Size[SIZE_ICON_SPC_Y]);
 288                 RegSetValueEx(hKey, TEXT("IconVerticalSpacing"), 0, REG_SZ, (BYTE *)clText, sizeof(clText));
 289                 wsprintf(clText, TEXT("%d"), -15 * theme->Size[SIZE_MENU_SIZE_X]);
 290                 RegSetValueEx(hKey, TEXT("MenuWidth"), 0, REG_SZ, (BYTE *)clText, sizeof(clText));
 291                 wsprintf(clText, TEXT("%d"), -15 * theme->Size[SIZE_MENU_Y]);
 292                 RegSetValueEx(hKey, TEXT("MenuHeight"), 0, REG_SZ, (BYTE *)clText, sizeof(clText));
 293                 wsprintf(clText, TEXT("%d"), -15 * theme->Size[SIZE_SCROLL_X]);
 294                 RegSetValueEx(hKey, TEXT("ScrollWidth"), 0, REG_SZ, (BYTE *)clText, sizeof(clText));
 295                 wsprintf(clText, TEXT("%d"), -15 * theme->Size[SIZE_SCROLL_Y]);
 296                 RegSetValueEx(hKey, TEXT("ScrollHeight"), 0, REG_SZ, (BYTE *)clText, sizeof(clText));
 297                 wsprintf(clText, TEXT("%d"), theme->Size[SIZE_ICON_X]);
 298                 RegSetValueEx(hKey, TEXT("Shell Icon Size"), 0, REG_SZ, (BYTE *)clText, sizeof(clText));
 299
 300                 RegCloseKey(hKey);
 301         }
 302
 303         /* Effects, save only when needed: */
 304         /* FIXME: XP seems to use grayed checkboxes to reflect differences between menu and tooltips settings
 305          * Just keep them in sync for now.
 306          */
 307         theme->Effects.bTooltipAnimation  = theme->Effects.bMenuAnimation;
 308         theme->Effects.bTooltipFade        = theme->Effects.bMenuFade;
 309         SystemParametersInfo(SPI_SETDRAGFULLWINDOWS, theme->Effects.bDragFullWindows, (PVOID)&theme->Effects.bDragFullWindows, SPIF_SENDCHANGE | SPIF_UPDATEINIFILE);
 310         UPDATE_USERPREF(KEYBOARDCUES, &theme->Effects.bKeyboardCues);
 311         //UPDATE_USERPREF(ACTIVEWINDOWTRACKING, &theme->Effects.bActiveWindowTracking);
 312         //UPDATE_USERPREF(MENUANIMATION, &theme->Effects.bMenuAnimation);
 313         //UPDATE_USERPREF(COMBOBOXANIMATION, &theme->Effects.bComboBoxAnimation);
 314         //UPDATE_USERPREF(LISTBOXSMOOTHSCROLLING, &theme->Effects.bListBoxSmoothScrolling);
 315         //UPDATE_USERPREF(GRADIENTCAPTIONS, &theme->Effects.bGradientCaptions);
 316         //UPDATE_USERPREF(ACTIVEWNDTRKZORDER, &theme->Effects.bActiveWndTrkZorder);
 317         //UPDATE_USERPREF(HOTTRACKING, &theme->Effects.bHotTracking);
 318         UPDATE_USERPREF(MENUFADE, &theme->Effects.bMenuFade);
 319         //UPDATE_USERPREF(SELECTIONFADE, &theme->Effects.bSelectionFade);
 320         UPDATE_USERPREF(TOOLTIPANIMATION, &theme->Effects.bTooltipAnimation);
 321         UPDATE_USERPREF(TOOLTIPFADE, &theme->Effects.bTooltipFade);
 322         //UPDATE_USERPREF(CURSORSHADOW, &theme->Effects.bCursorShadow);
 323         //UPDATE_USERPREF(UIEFFECTS, &theme->Effects.bUiEffects);
 324
 325         /* Save ThemeId */
 326         Result = RegOpenKeyEx(HKEY_CURRENT_USER, g_CPANewSchemes, 0, KEY_ALL_ACCESS, &hKey);
 327         if (Result == ERROR_SUCCESS)
 328         {
 329                 if (ThemeId == -1)
 330                         clText[0] = TEXT('\0');
 331                 else
 332                         lstrcpy(clText, g_ThemeTemplates[ThemeId].strKeyName);
 333                 RegSetValueEx(hKey, g_SelectedStyle, 0, REG_SZ, (BYTE *)clText, (lstrlen(clText) + 1) * sizeof(TCHAR));
 334                 RegCloseKey(hKey);
 335         }
 336 }
 337
 338 BOOL SaveTheme(THEME* theme, LPCTSTR strLegacyName)
 339 {
 340         /* FIXME: implement */
 341         return FALSE;
 342 }
 343
 344 INT LoadThemePresetEntries(LPTSTR pszSelectedStyle)
 345 {
 346         HKEY hkNewSchemes, hkScheme, hkSizes, hkSize;
 347         FILETIME ftLastWriteTime;
 348         DWORD dwLength, dwType;
 349         DWORD dwDisposition;
 350         INT iStyle, iSize, iTemplateIndex;
 351         INT Result;
 352
 353         lstrcpy(pszSelectedStyle, TEXT(""));
 354
 355         iTemplateIndex = 0;
 356         Result = RegCreateKeyEx(HKEY_CURRENT_USER, g_CPANewSchemes, 0, NULL, 0, KEY_ALL_ACCESS, NULL, &hkNewSchemes, &dwDisposition);
 357         if (Result == ERROR_SUCCESS)
 358         {
 359                 /* First find out the currently selected template */
 360                 dwLength = 4 * sizeof(TCHAR);
 361                 RegQueryValueEx(hkNewSchemes, g_SelectedStyle, NULL, &dwType, (LPBYTE)pszSelectedStyle, &dwLength);
 362
 363                 /* Check if already loaded */
 364                 if (g_PresetLoaded)
 365                 {
 366                         RegCloseKey(hkNewSchemes);
 367                         return g_TemplateCount;
 368                 }
 369
 370                 iStyle = 0;
 371                 dwLength = MAX_TEMPLATENAMELENTGH;
 372                 while((RegEnumKeyEx(hkNewSchemes, iStyle, g_ThemeTemplates[iTemplateIndex].strKeyName, &dwLength,
 373                                                         NULL, NULL, NULL, &ftLastWriteTime) == ERROR_SUCCESS) && (iTemplateIndex < MAX_TEMPLATES))
 374                 {
 375                         /* is it really a template or one of the other entries */
 376                         if (dwLength <= 4)
 377                         {
 378                                 if (RegOpenKeyEx(hkNewSchemes, g_ThemeTemplates[iTemplateIndex].strKeyName, 0, KEY_READ, &hkScheme) == ERROR_SUCCESS)
 379                                 {
 380                                         if (RegOpenKeyEx(hkScheme, TEXT("Sizes"), 0, KEY_READ, &hkSizes) == ERROR_SUCCESS)
 381                                         {
 382                                                 iSize = 0;
 383                                                 dwLength = 3;
 384                                                 while((RegEnumKeyEx(hkSizes, iSize, g_ThemeTemplates[iTemplateIndex].strSizeName, &dwLength,
 385                                                                                         NULL, NULL, NULL, &ftLastWriteTime) == ERROR_SUCCESS) && (iSize <= 4))
 386                                                 {
 387                                                         if(RegOpenKeyEx(hkSizes, g_ThemeTemplates[iTemplateIndex].strSizeName, 0, KEY_READ, &hkSize) == ERROR_SUCCESS)
 388                                                         {
 389                                                                 dwLength = MAX_TEMPLATENAMELENTGH;
 390                                                                 RegQueryValueEx(hkSize, TEXT("DisplayName"), NULL, &dwType, (LPBYTE)&g_ThemeTemplates[iTemplateIndex].strDisplayName, &dwLength);
 391                                                                 dwLength = MAX_TEMPLATENAMELENTGH;
 392                                                                 RegQueryValueEx(hkSize, TEXT("LegacyName"), NULL, &dwType, (LPBYTE)&g_ThemeTemplates[iTemplateIndex].strLegacyName, &dwLength);
 393                                                                 RegCloseKey(hkSize);
 394                                                         }
 395                                                         iSize++;
 396                                                         iTemplateIndex++;
 397                                                         dwLength = 3;
 398                                                 }
 399                                                 RegCloseKey(hkSizes);
 400                                         }
 401                                         RegCloseKey(hkScheme);
 402                                 }
 403                         }
 404                         iStyle++;
 405                         dwLength = MAX_TEMPLATENAMELENTGH;
 406                 }
 407                 RegCloseKey(hkNewSchemes);
 408                 g_PresetLoaded = TRUE;
 409                 g_TemplateCount = iTemplateIndex;
 410         }
 411         return iTemplateIndex;
 412 }