2 * Win32 5.1 msstyles theme format
4 * Copyright (C) 2003 Kevin Koltzau
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
34 #include "uxthemedll.h"
37 #include "wine/unicode.h"
38 #include "wine/debug.h"
40 WINE_DEFAULT_DEBUG_CHANNEL(uxtheme);
42 /***********************************************************************
43 * Defines and global variables
46 BOOL MSSTYLES_GetNextInteger(LPCWSTR lpStringStart, LPCWSTR lpStringEnd, LPCWSTR *lpValEnd, int *value);
47 BOOL MSSTYLES_GetNextToken(LPCWSTR lpStringStart, LPCWSTR lpStringEnd, LPCWSTR *lpValEnd, LPWSTR lpBuff, DWORD buffSize);
48 void MSSTYLES_ParseThemeIni(PTHEME_FILE tf, BOOL setMetrics);
50 extern HINSTANCE hDllInst;
51 extern int alphaBlendMode;
53 #define MSSTYLES_VERSION 0x0003
55 static const WCHAR szThemesIniResource[] = {
56 't','h','e','m','e','s','_','i','n','i','\0'
59 PTHEME_FILE tfActiveTheme = NULL;
61 /***********************************************************************/
63 /**********************************************************************
64 * MSSTYLES_OpenThemeFile
66 * Load and validate a theme
69 * lpThemeFile Path to theme file to load
70 * pszColorName Color name wanted, can be NULL
71 * pszSizeName Size name wanted, can be NULL
74 * If pszColorName or pszSizeName are NULL, the default color/size will be used.
75 * If one/both are provided, they are validated against valid color/sizes and if
76 * a match is not found, the function fails.
78 HRESULT MSSTYLES_OpenThemeFile(LPCWSTR lpThemeFile, LPCWSTR pszColorName, LPCWSTR pszSizeName, PTHEME_FILE *tf)
83 static const WCHAR szPackThemVersionResource[] = {
84 'P','A','C','K','T','H','E','M','_','V','E','R','S','I','O','N', '\0'
86 static const WCHAR szColorNamesResource[] = {
87 'C','O','L','O','R','N','A','M','E','S','\0'
89 static const WCHAR szSizeNamesResource[] = {
90 'S','I','Z','E','N','A','M','E','S','\0'
96 LPWSTR pszSelectedColor = NULL;
98 LPWSTR pszSelectedSize = NULL;
101 TRACE("Opening %s\n", debugstr_w(lpThemeFile));
103 hTheme = LoadLibraryExW(lpThemeFile, NULL, LOAD_LIBRARY_AS_DATAFILE);
105 /* Validate that this is really a theme */
107 hr = HRESULT_FROM_WIN32(GetLastError());
110 if(!(hrsc = FindResourceW(hTheme, MAKEINTRESOURCEW(1), szPackThemVersionResource))) {
111 TRACE("No version resource found\n");
112 hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT);
115 if((versize = SizeofResource(hTheme, hrsc)) != 2)
117 TRACE("Version resource found, but wrong size: %ld\n", versize);
118 hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT);
121 version = *(WORD*)LoadResource(hTheme, hrsc);
122 if(version != MSSTYLES_VERSION)
124 TRACE("Version of theme file is unsupported: 0x%04x\n", version);
125 hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT);
129 if(!(hrsc = FindResourceW(hTheme, MAKEINTRESOURCEW(1), szColorNamesResource))) {
130 TRACE("Color names resource not found\n");
131 hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT);
134 pszColors = (LPWSTR)LoadResource(hTheme, hrsc);
136 if(!(hrsc = FindResourceW(hTheme, MAKEINTRESOURCEW(1), szSizeNamesResource))) {
137 TRACE("Size names resource not found\n");
138 hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT);
141 pszSizes = (LPWSTR)LoadResource(hTheme, hrsc);
143 /* Validate requested color against whats available from the theme */
147 if(!lstrcmpiW(pszColorName, tmp)) {
148 pszSelectedColor = tmp;
151 tmp += lstrlenW(tmp)+1;
155 pszSelectedColor = pszColors; /* Use the default color */
157 /* Validate requested size against whats available from the theme */
161 if(!lstrcmpiW(pszSizeName, tmp)) {
162 pszSelectedSize = tmp;
165 tmp += lstrlenW(tmp)+1;
169 pszSelectedSize = pszSizes; /* Use the default size */
171 if(!pszSelectedColor || !pszSelectedSize) {
172 TRACE("Requested color/size (%s/%s) not found in theme\n",
173 debugstr_w(pszColorName), debugstr_w(pszSizeName));
174 hr = E_PROP_ID_UNSUPPORTED;
178 *tf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(THEME_FILE));
179 (*tf)->hTheme = hTheme;
181 GetFullPathNameW(lpThemeFile, MAX_PATH, (*tf)->szThemeFile, NULL);
183 (*tf)->pszAvailColors = pszColors;
184 (*tf)->pszAvailSizes = pszSizes;
185 (*tf)->pszSelectedColor = pszSelectedColor;
186 (*tf)->pszSelectedSize = pszSelectedSize;
187 (*tf)->dwRefCount = 1;
191 if(hTheme) FreeLibrary(hTheme);
195 /***********************************************************************
196 * MSSTYLES_CloseThemeFile
198 * Close theme file and free resources
200 void MSSTYLES_CloseThemeFile(PTHEME_FILE tf)
204 if(!tf->dwRefCount) {
205 if(tf->hTheme) FreeLibrary(tf->hTheme);
208 PTHEME_CLASS pcls = tf->classes;
209 tf->classes = pcls->next;
210 while(pcls->partstate) {
211 PTHEME_PARTSTATE ps = pcls->partstate;
212 pcls->partstate = ps->next;
213 HeapFree(GetProcessHeap(), 0, ps);
215 HeapFree(GetProcessHeap(), 0, pcls);
220 PTHEME_IMAGE img = tf->images;
221 tf->images = img->next;
222 DeleteObject (img->image);
223 HeapFree (GetProcessHeap(), 0, img);
225 HeapFree(GetProcessHeap(), 0, tf);
230 /***********************************************************************
231 * MSSTYLES_SetActiveTheme
233 * Set the current active theme
235 HRESULT MSSTYLES_SetActiveTheme(PTHEME_FILE tf, BOOL setMetrics)
238 MSSTYLES_CloseThemeFile(tfActiveTheme);
242 tfActiveTheme->dwRefCount++;
243 if(!tfActiveTheme->classes)
244 MSSTYLES_ParseThemeIni(tfActiveTheme, setMetrics);
249 /***********************************************************************
250 * MSSTYLES_GetThemeIni
252 * Retrieves themes.ini from a theme
254 PUXINI_FILE MSSTYLES_GetThemeIni(PTHEME_FILE tf)
256 return UXINI_LoadINI(tf->hTheme, szThemesIniResource);
259 /***********************************************************************
260 * MSSTYLES_GetActiveThemeIni
262 * Retrieve the ini file for the selected color/style
264 static PUXINI_FILE MSSTYLES_GetActiveThemeIni(PTHEME_FILE tf)
266 static const WCHAR szFileResNamesResource[] = {
267 'F','I','L','E','R','E','S','N','A','M','E','S','\0'
269 DWORD dwColorCount = 0;
270 DWORD dwSizeCount = 0;
271 DWORD dwColorNum = 0;
274 DWORD dwResourceIndex;
278 /* Count the number of available colors & styles, and determine the index number
279 of the color/style we are interested in
281 tmp = tf->pszAvailColors;
283 if(!lstrcmpiW(tf->pszSelectedColor, tmp))
284 dwColorNum = dwColorCount;
285 tmp += lstrlenW(tmp)+1;
288 tmp = tf->pszAvailSizes;
290 if(!lstrcmpiW(tf->pszSelectedSize, tmp))
291 dwSizeNum = dwSizeCount;
292 tmp += lstrlenW(tmp)+1;
296 if(!(hrsc = FindResourceW(tf->hTheme, MAKEINTRESOURCEW(1), szFileResNamesResource))) {
297 TRACE("FILERESNAMES map not found\n");
300 tmp = (LPWSTR)LoadResource(tf->hTheme, hrsc);
301 dwResourceIndex = (dwSizeCount * dwColorNum) + dwSizeNum;
302 for(i=0; i < dwResourceIndex; i++) {
303 tmp += lstrlenW(tmp)+1;
305 return UXINI_LoadINI(tf->hTheme, tmp);
309 /***********************************************************************
310 * MSSTYLES_ParseIniSectionName
312 * Parse an ini section name into its component parts
317 * [classname.part(state)]
318 * [application::classname]
319 * [application::classname(state)]
320 * [application::classname.part]
321 * [application::classname.part(state)]
324 * lpSection Section name
325 * dwLen Length of section name
326 * szAppName Location to store application name
327 * szClassName Location to store class name
328 * iPartId Location to store part id
329 * iStateId Location to store state id
331 static BOOL MSSTYLES_ParseIniSectionName(LPCWSTR lpSection, DWORD dwLen, LPWSTR szAppName, LPWSTR szClassName, int *iPartId, int *iStateId)
334 WCHAR part[60] = {'\0'};
335 WCHAR state[60] = {'\0'};
338 lstrcpynW(sec, lpSection, min(dwLen+1, sizeof(sec)/sizeof(sec[0])));
345 /* Get the application name */
346 tmp = strchrW(comp, ':');
350 lstrcpynW(szAppName, comp, MAX_THEME_APP_NAME);
354 tmp = strchrW(comp, '.');
357 lstrcpynW(szClassName, comp, MAX_THEME_CLASS_NAME);
359 /* now get the part & state */
360 tmp = strchrW(comp, '(');
363 lstrcpynW(part, comp, sizeof(part)/sizeof(part[0]));
365 /* now get the state */
366 *strchrW(comp, ')') = 0;
367 lstrcpynW(state, comp, sizeof(state)/sizeof(state[0]));
370 lstrcpynW(part, comp, sizeof(part)/sizeof(part[0]));
374 tmp = strchrW(comp, '(');
377 lstrcpynW(szClassName, comp, MAX_THEME_CLASS_NAME);
379 /* now get the state */
380 *strchrW(comp, ')') = 0;
381 lstrcpynW(state, comp, sizeof(state)/sizeof(state[0]));
384 lstrcpynW(szClassName, comp, MAX_THEME_CLASS_NAME);
387 if(!*szClassName) return FALSE;
388 return MSSTYLES_LookupPartState(szClassName, part[0]?part:NULL, state[0]?state:NULL, iPartId, iStateId);
391 /***********************************************************************
398 * pszAppName App name to find
399 * pszClassName Class name to find
402 * The class found, or NULL
404 PTHEME_CLASS MSSTYLES_FindClass(PTHEME_FILE tf, LPCWSTR pszAppName, LPCWSTR pszClassName)
406 PTHEME_CLASS cur = tf->classes;
409 if(!*cur->szAppName && !lstrcmpiW(pszClassName, cur->szClassName))
413 if(!lstrcmpiW(pszAppName, cur->szAppName) && !lstrcmpiW(pszClassName, cur->szClassName))
421 /***********************************************************************
424 * Add a class to a theme file
428 * pszAppName App name to add
429 * pszClassName Class name to add
432 * The class added, or a class previously added with the same name
434 static PTHEME_CLASS MSSTYLES_AddClass(PTHEME_FILE tf, LPCWSTR pszAppName, LPCWSTR pszClassName)
436 PTHEME_CLASS cur = MSSTYLES_FindClass(tf, pszAppName, pszClassName);
439 cur = HeapAlloc(GetProcessHeap(), 0, sizeof(THEME_CLASS));
440 cur->hTheme = tf->hTheme;
441 lstrcpyW(cur->szAppName, pszAppName);
442 lstrcpyW(cur->szClassName, pszClassName);
443 cur->next = tf->classes;
444 cur->partstate = NULL;
445 cur->overrides = NULL;
450 /***********************************************************************
451 * MSSTYLES_FindPartState
457 * iPartId Part ID to find
458 * iStateId State ID to find
459 * tcNext Receives the next class in the override chain
462 * The part/state found, or NULL
464 PTHEME_PARTSTATE MSSTYLES_FindPartState(PTHEME_CLASS tc, int iPartId, int iStateId, PTHEME_CLASS *tcNext)
466 PTHEME_PARTSTATE cur = tc->partstate;
468 if(cur->iPartId == iPartId && cur->iStateId == iStateId) {
469 if(tcNext) *tcNext = tc->overrides;
474 if(tc->overrides) return MSSTYLES_FindPartState(tc->overrides, iPartId, iStateId, tcNext);
478 /***********************************************************************
479 * MSSTYLES_AddPartState
481 * Add a part/state to a class
485 * iPartId Part ID to add
486 * iStateId State ID to add
489 * The part/state added, or a part/state previously added with the same IDs
491 static PTHEME_PARTSTATE MSSTYLES_AddPartState(PTHEME_CLASS tc, int iPartId, int iStateId)
493 PTHEME_PARTSTATE cur = MSSTYLES_FindPartState(tc, iPartId, iStateId, NULL);
496 cur = HeapAlloc(GetProcessHeap(), 0, sizeof(THEME_PARTSTATE));
497 cur->iPartId = iPartId;
498 cur->iStateId = iStateId;
499 cur->properties = NULL;
500 cur->next = tc->partstate;
505 /***********************************************************************
506 * MSSTYLES_LFindProperty
508 * Find a property within a property list
511 * tp property list to scan
512 * iPropertyPrimitive Type of value expected
513 * iPropertyId ID of the required value
516 * The property found, or NULL
518 static PTHEME_PROPERTY MSSTYLES_LFindProperty(PTHEME_PROPERTY tp, int iPropertyPrimitive, int iPropertyId)
520 PTHEME_PROPERTY cur = tp;
522 if(cur->iPropertyId == iPropertyId) {
523 if(cur->iPrimitiveType == iPropertyPrimitive) {
527 if(!iPropertyPrimitive)
537 /***********************************************************************
538 * MSSTYLES_PSFindProperty
540 * Find a value within a part/state
543 * ps Part/state to search
544 * iPropertyPrimitive Type of value expected
545 * iPropertyId ID of the required value
548 * The property found, or NULL
550 static inline PTHEME_PROPERTY MSSTYLES_PSFindProperty(PTHEME_PARTSTATE ps, int iPropertyPrimitive, int iPropertyId)
552 return MSSTYLES_LFindProperty(ps->properties, iPropertyPrimitive, iPropertyId);
555 /***********************************************************************
556 * MSSTYLES_FFindMetric
558 * Find a metric property for a theme file
562 * iPropertyPrimitive Type of value expected
563 * iPropertyId ID of the required value
566 * The property found, or NULL
568 static inline PTHEME_PROPERTY MSSTYLES_FFindMetric(PTHEME_FILE tf, int iPropertyPrimitive, int iPropertyId)
570 return MSSTYLES_LFindProperty(tf->metrics, iPropertyPrimitive, iPropertyId);
573 /***********************************************************************
574 * MSSTYLES_FindMetric
576 * Find a metric property for the current installed theme
580 * iPropertyPrimitive Type of value expected
581 * iPropertyId ID of the required value
584 * The property found, or NULL
586 PTHEME_PROPERTY MSSTYLES_FindMetric(int iPropertyPrimitive, int iPropertyId)
588 if(!tfActiveTheme) return NULL;
589 return MSSTYLES_FFindMetric(tfActiveTheme, iPropertyPrimitive, iPropertyId);
592 /***********************************************************************
593 * MSSTYLES_AddProperty
595 * Add a property to a part/state
599 * iPropertyPrimitive Primitive type of the property
600 * iPropertyId ID of the property
601 * lpValue Raw value (non-NULL terminated)
602 * dwValueLen Length of the value
605 * The property added, or a property previously added with the same IDs
607 static PTHEME_PROPERTY MSSTYLES_AddProperty(PTHEME_PARTSTATE ps, int iPropertyPrimitive, int iPropertyId, LPCWSTR lpValue, DWORD dwValueLen, BOOL isGlobal)
609 PTHEME_PROPERTY cur = MSSTYLES_PSFindProperty(ps, iPropertyPrimitive, iPropertyId);
610 /* Should duplicate properties overwrite the original, or be ignored? */
613 cur = HeapAlloc(GetProcessHeap(), 0, sizeof(THEME_PROPERTY));
614 cur->iPrimitiveType = iPropertyPrimitive;
615 cur->iPropertyId = iPropertyId;
616 cur->lpValue = lpValue;
617 cur->dwValueLen = dwValueLen;
620 cur->origin = PO_STATE;
622 cur->origin = PO_PART;
624 cur->origin = PO_GLOBAL;
626 cur->origin = PO_CLASS;
628 cur->next = ps->properties;
629 ps->properties = cur;
633 /***********************************************************************
636 * Add a property to a part/state
640 * iPropertyPrimitive Primitive type of the property
641 * iPropertyId ID of the property
642 * lpValue Raw value (non-NULL terminated)
643 * dwValueLen Length of the value
646 * The property added, or a property previously added with the same IDs
648 static PTHEME_PROPERTY MSSTYLES_AddMetric(PTHEME_FILE tf, int iPropertyPrimitive, int iPropertyId, LPCWSTR lpValue, DWORD dwValueLen)
650 PTHEME_PROPERTY cur = MSSTYLES_FFindMetric(tf, iPropertyPrimitive, iPropertyId);
651 /* Should duplicate properties overwrite the original, or be ignored? */
654 cur = HeapAlloc(GetProcessHeap(), 0, sizeof(THEME_PROPERTY));
655 cur->iPrimitiveType = iPropertyPrimitive;
656 cur->iPropertyId = iPropertyId;
657 cur->lpValue = lpValue;
658 cur->dwValueLen = dwValueLen;
660 cur->origin = PO_GLOBAL;
662 cur->next = tf->metrics;
667 /***********************************************************************
668 * MSSTYLES_ParseThemeIni
670 * Parse the theme ini for the selected color/style
675 void MSSTYLES_ParseThemeIni(PTHEME_FILE tf, BOOL setMetrics)
677 static const WCHAR szSysMetrics[] = {'S','y','s','M','e','t','r','i','c','s','\0'};
678 static const WCHAR szGlobals[] = {'g','l','o','b','a','l','s','\0'};
680 PTHEME_CLASS globals;
683 WCHAR szAppName[MAX_THEME_APP_NAME];
684 WCHAR szClassName[MAX_THEME_CLASS_NAME];
685 WCHAR szPropertyName[MAX_THEME_VALUE_NAME];
688 int iPropertyPrimitive;
695 ini = MSSTYLES_GetActiveThemeIni(tf);
697 while((lpName=UXINI_GetNextSection(ini, &dwLen))) {
698 if(CompareStringW(LOCALE_SYSTEM_DEFAULT, NORM_IGNORECASE, lpName, dwLen, szSysMetrics, -1) == CSTR_EQUAL) {
700 int colorElements[TMT_LASTCOLOR-TMT_FIRSTCOLOR];
701 COLORREF colorRgb[TMT_LASTCOLOR-TMT_FIRSTCOLOR];
704 while((lpName=UXINI_GetNextValue(ini, &dwLen, &lpValue, &dwValueLen))) {
705 lstrcpynW(szPropertyName, lpName, min(dwLen+1, sizeof(szPropertyName)/sizeof(szPropertyName[0])));
706 if(MSSTYLES_LookupProperty(szPropertyName, &iPropertyPrimitive, &iPropertyId)) {
707 if(iPropertyId >= TMT_FIRSTCOLOR && iPropertyId <= TMT_LASTCOLOR) {
709 lpValueEnd = lpValue + dwValueLen;
710 MSSTYLES_GetNextInteger(lpValue, lpValueEnd, &lpValue, &r);
711 MSSTYLES_GetNextInteger(lpValue, lpValueEnd, &lpValue, &g);
712 if(MSSTYLES_GetNextInteger(lpValue, lpValueEnd, &lpValue, &b)) {
713 colorElements[colorCount] = iPropertyId - TMT_FIRSTCOLOR;
714 colorRgb[colorCount++] = RGB(r,g,b);
717 FIXME("Invalid color value for %s\n", debugstr_w(szPropertyName));
720 else if (setMetrics && (iPropertyId == TMT_FLATMENUS)) {
721 BOOL flatMenus = (*lpValue == 'T') || (*lpValue == 't');
722 SystemParametersInfoW (SPI_SETFLATMENU, 0, (PVOID)(INT_PTR)flatMenus, 0);
724 /* Catch all metrics, including colors */
725 MSSTYLES_AddMetric(tf, iPropertyPrimitive, iPropertyId, lpValue, dwValueLen);
728 TRACE("Unknown system metric %s\n", debugstr_w(szPropertyName));
731 if (setMetrics && (colorCount > 0))
732 SetSysColors(colorCount, colorElements, colorRgb);
735 if(MSSTYLES_ParseIniSectionName(lpName, dwLen, szAppName, szClassName, &iPartId, &iStateId)) {
736 BOOL isGlobal = FALSE;
737 if(!lstrcmpiW(szClassName, szGlobals)) {
740 cls = MSSTYLES_AddClass(tf, szAppName, szClassName);
741 ps = MSSTYLES_AddPartState(cls, iPartId, iStateId);
743 while((lpName=UXINI_GetNextValue(ini, &dwLen, &lpValue, &dwValueLen))) {
744 lstrcpynW(szPropertyName, lpName, min(dwLen+1, sizeof(szPropertyName)/sizeof(szPropertyName[0])));
745 if(MSSTYLES_LookupProperty(szPropertyName, &iPropertyPrimitive, &iPropertyId)) {
746 MSSTYLES_AddProperty(ps, iPropertyPrimitive, iPropertyId, lpValue, dwValueLen, isGlobal);
749 TRACE("Unknown property %s\n", debugstr_w(szPropertyName));
755 /* App/Class combos override values defined by the base class, map these overrides */
756 globals = MSSTYLES_FindClass(tf, NULL, szGlobals);
759 if(*cls->szAppName) {
760 cls->overrides = MSSTYLES_FindClass(tf, NULL, cls->szClassName);
761 if(!cls->overrides) {
762 TRACE("No overrides found for app %s class %s\n", debugstr_w(cls->szAppName), debugstr_w(cls->szClassName));
765 cls->overrides = globals;
769 /* Everything overrides globals..except globals */
770 if(cls != globals) cls->overrides = globals;
777 ERR("Failed to parse theme ini\n");
781 /***********************************************************************
782 * MSSTYLES_OpenThemeClass
784 * Open a theme class, uses the current active theme
787 * pszAppName Application name, for theme styles specific
788 * to a particular application
789 * pszClassList List of requested classes, semicolon delimited
791 PTHEME_CLASS MSSTYLES_OpenThemeClass(LPCWSTR pszAppName, LPCWSTR pszClassList)
793 PTHEME_CLASS cls = NULL;
794 WCHAR szClassName[MAX_THEME_CLASS_NAME];
800 TRACE("there is no active theme\n");
803 if(!tfActiveTheme->classes) {
807 start = pszClassList;
808 while((end = strchrW(start, ';'))) {
810 lstrcpynW(szClassName, start, min(len+1, sizeof(szClassName)/sizeof(szClassName[0])));
812 cls = MSSTYLES_FindClass(tfActiveTheme, pszAppName, szClassName);
816 lstrcpynW(szClassName, start, sizeof(szClassName)/sizeof(szClassName[0]));
817 cls = MSSTYLES_FindClass(tfActiveTheme, pszAppName, szClassName);
820 TRACE("Opened app %s, class %s from list %s\n", debugstr_w(cls->szAppName), debugstr_w(cls->szClassName), debugstr_w(pszClassList));
821 cls->tf = tfActiveTheme;
822 cls->tf->dwRefCount++;
827 /***********************************************************************
828 * MSSTYLES_CloseThemeClass
830 * Close a theme class
833 * tc Theme class to close
836 * The MSSTYLES_CloseThemeFile decreases the refcount of the owning
837 * theme file and cleans it up, if needed.
839 HRESULT MSSTYLES_CloseThemeClass(PTHEME_CLASS tc)
841 MSSTYLES_CloseThemeFile (tc->tf);
845 /***********************************************************************
846 * MSSTYLES_FindProperty
848 * Locate a property in a class. Part and state IDs will be used as a
849 * preference, but may be ignored in the attempt to locate the property.
850 * Will scan the entire chain of overrides for this class.
852 PTHEME_PROPERTY MSSTYLES_FindProperty(PTHEME_CLASS tc, int iPartId, int iStateId, int iPropertyPrimitive, int iPropertyId)
854 PTHEME_CLASS next = tc;
858 TRACE("(%p, %d, %d, %d)\n", tc, iPartId, iStateId, iPropertyId);
859 /* Try and find an exact match on part & state */
860 while(next && (ps = MSSTYLES_FindPartState(next, iPartId, iStateId, &next))) {
861 if((tp = MSSTYLES_PSFindProperty(ps, iPropertyPrimitive, iPropertyId))) {
865 /* If that fails, and we didn't already try it, search for just part */
868 /* As a last ditch attempt..go for just class */
869 else if(iPartId != 0)
874 if((tp = MSSTYLES_FindProperty(tc, iPartId, iStateId, iPropertyPrimitive, iPropertyId)))
879 /* Prepare a bitmap to be used for alpha blending */
880 static BOOL prepare_alpha (HBITMAP bmp, BOOL* hasAlpha)
888 if (!bmp || GetObjectW( bmp, sizeof(dib), &dib ) != sizeof(dib))
891 if(dib.dsBm.bmBitsPixel != 32)
896 p = (BYTE*)dib.dsBm.bmBits;
897 n = abs(dib.dsBmih.biHeight) * dib.dsBmih.biWidth;
898 /* AlphaBlend() wants premultiplied alpha, so do that now */
902 p[0] = (p[0] * a) >> 8;
903 p[1] = (p[1] * a) >> 8;
904 p[2] = (p[2] * a) >> 8;
911 HBITMAP MSSTYLES_LoadBitmap (PTHEME_CLASS tc, LPCWSTR lpFilename, BOOL* hasAlpha)
913 WCHAR szFile[MAX_PATH];
916 lstrcpynW(szFile, lpFilename, sizeof(szFile)/sizeof(szFile[0]));
919 if(*tmp == '\\') *tmp = '_';
920 if(*tmp == '/') *tmp = '_';
921 if(*tmp == '.') *tmp = '_';
924 /* Try to locate in list of loaded images */
925 img = tc->tf->images;
928 if (lstrcmpiW (szFile, img->name) == 0)
930 TRACE ("found %p %s: %p\n", img, debugstr_w (img->name), img->image);
931 *hasAlpha = img->hasAlpha;
936 /* Not found? Load from resources */
937 img = HeapAlloc (GetProcessHeap(), 0, sizeof (THEME_IMAGE));
938 img->image = LoadImageW(tc->hTheme, szFile, IMAGE_BITMAP, 0, 0, LR_CREATEDIBSECTION);
939 prepare_alpha (img->image, hasAlpha);
940 img->hasAlpha = *hasAlpha;
941 /* ...and stow away for later reuse. */
942 lstrcpyW (img->name, szFile);
943 img->next = tc->tf->images;
944 tc->tf->images = img;
945 TRACE ("new %p %s: %p\n", img, debugstr_w (img->name), img->image);
949 BOOL MSSTYLES_GetNextInteger(LPCWSTR lpStringStart, LPCWSTR lpStringEnd, LPCWSTR *lpValEnd, int *value)
951 LPCWSTR cur = lpStringStart;
955 while(cur < lpStringEnd && (*cur < '0' || *cur > '9' || *cur == '-')) cur++;
956 if(cur >= lpStringEnd) {
963 while(cur < lpStringEnd && (*cur >= '0' && *cur <= '9')) {
964 total = total * 10 + (*cur - '0');
967 if(gotNeg) total = -total;
969 if(lpValEnd) *lpValEnd = cur;
973 BOOL MSSTYLES_GetNextToken(LPCWSTR lpStringStart, LPCWSTR lpStringEnd, LPCWSTR *lpValEnd, LPWSTR lpBuff, DWORD buffSize) {
974 LPCWSTR cur = lpStringStart;
978 while(cur < lpStringEnd && (isspace(*cur) || *cur == ',')) cur++;
979 if(cur >= lpStringEnd) {
983 while(cur < lpStringEnd && *cur != ',') cur++;
985 while(isspace(*end)) end--;
987 lstrcpynW(lpBuff, start, min(buffSize, end-start+1));
989 if(lpValEnd) *lpValEnd = cur;
993 /***********************************************************************
994 * MSSTYLES_GetPropertyBool
996 * Retrieve a color value for a property
998 HRESULT MSSTYLES_GetPropertyBool(PTHEME_PROPERTY tp, BOOL *pfVal)
1001 if(*tp->lpValue == 't' || *tp->lpValue == 'T')
1006 /***********************************************************************
1007 * MSSTYLES_GetPropertyColor
1009 * Retrieve a color value for a property
1011 HRESULT MSSTYLES_GetPropertyColor(PTHEME_PROPERTY tp, COLORREF *pColor)
1015 int red, green, blue;
1017 lpCur = tp->lpValue;
1018 lpEnd = tp->lpValue + tp->dwValueLen;
1020 MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &red);
1021 MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &green);
1022 if(!MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &blue)) {
1023 TRACE("Could not parse color property\n");
1024 return E_PROP_ID_UNSUPPORTED;
1026 *pColor = RGB(red,green,blue);
1030 /***********************************************************************
1031 * MSSTYLES_GetPropertyColor
1033 * Retrieve a color value for a property
1035 HRESULT MSSTYLES_GetPropertyFont(PTHEME_PROPERTY tp, HDC hdc, LOGFONTW *pFont)
1037 static const WCHAR szBold[] = {'b','o','l','d','\0'};
1038 static const WCHAR szItalic[] = {'i','t','a','l','i','c','\0'};
1039 static const WCHAR szUnderline[] = {'u','n','d','e','r','l','i','n','e','\0'};
1040 static const WCHAR szStrikeOut[] = {'s','t','r','i','k','e','o','u','t','\0'};
1043 LPCWSTR lpCur = tp->lpValue;
1044 LPCWSTR lpEnd = tp->lpValue + tp->dwValueLen;
1046 ZeroMemory(pFont, sizeof(LOGFONTW));
1048 if(!MSSTYLES_GetNextToken(lpCur, lpEnd, &lpCur, pFont->lfFaceName, LF_FACESIZE)) {
1049 TRACE("Property is there, but failed to get face name\n");
1050 return E_PROP_ID_UNSUPPORTED;
1052 if(!MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pointSize)) {
1053 TRACE("Property is there, but failed to get point size\n");
1054 return E_PROP_ID_UNSUPPORTED;
1056 pFont->lfHeight = -MulDiv(pointSize, GetDeviceCaps(hdc, LOGPIXELSY), 72);
1057 pFont->lfWeight = FW_REGULAR;
1058 pFont->lfCharSet = DEFAULT_CHARSET;
1059 while(MSSTYLES_GetNextToken(lpCur, lpEnd, &lpCur, attr, sizeof(attr)/sizeof(attr[0]))) {
1060 if(!lstrcmpiW(szBold, attr)) pFont->lfWeight = FW_BOLD;
1061 else if(!!lstrcmpiW(szItalic, attr)) pFont->lfItalic = TRUE;
1062 else if(!!lstrcmpiW(szUnderline, attr)) pFont->lfUnderline = TRUE;
1063 else if(!!lstrcmpiW(szStrikeOut, attr)) pFont->lfStrikeOut = TRUE;
1068 /***********************************************************************
1069 * MSSTYLES_GetPropertyInt
1071 * Retrieve an int value for a property
1073 HRESULT MSSTYLES_GetPropertyInt(PTHEME_PROPERTY tp, int *piVal)
1075 if(!MSSTYLES_GetNextInteger(tp->lpValue, (tp->lpValue + tp->dwValueLen), NULL, piVal)) {
1076 TRACE("Could not parse int property\n");
1077 return E_PROP_ID_UNSUPPORTED;
1082 /***********************************************************************
1083 * MSSTYLES_GetPropertyIntList
1085 * Retrieve an int list value for a property
1087 HRESULT MSSTYLES_GetPropertyIntList(PTHEME_PROPERTY tp, INTLIST *pIntList)
1090 LPCWSTR lpCur = tp->lpValue;
1091 LPCWSTR lpEnd = tp->lpValue + tp->dwValueLen;
1093 for(i=0; i < MAX_INTLIST_COUNT; i++) {
1094 if(!MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pIntList->iValues[i]))
1097 pIntList->iValueCount = i;
1101 /***********************************************************************
1102 * MSSTYLES_GetPropertyPosition
1104 * Retrieve a position value for a property
1106 HRESULT MSSTYLES_GetPropertyPosition(PTHEME_PROPERTY tp, POINT *pPoint)
1109 LPCWSTR lpCur = tp->lpValue;
1110 LPCWSTR lpEnd = tp->lpValue + tp->dwValueLen;
1112 MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &x);
1113 if(!MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &y)) {
1114 TRACE("Could not parse position property\n");
1115 return E_PROP_ID_UNSUPPORTED;
1122 /***********************************************************************
1123 * MSSTYLES_GetPropertyString
1125 * Retrieve a string value for a property
1127 HRESULT MSSTYLES_GetPropertyString(PTHEME_PROPERTY tp, LPWSTR pszBuff, int cchMaxBuffChars)
1129 lstrcpynW(pszBuff, tp->lpValue, min(tp->dwValueLen+1, cchMaxBuffChars));
1133 /***********************************************************************
1134 * MSSTYLES_GetPropertyRect
1136 * Retrieve a rect value for a property
1138 HRESULT MSSTYLES_GetPropertyRect(PTHEME_PROPERTY tp, RECT *pRect)
1140 LPCWSTR lpCur = tp->lpValue;
1141 LPCWSTR lpEnd = tp->lpValue + tp->dwValueLen;
1143 MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, (int*)&pRect->left);
1144 MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, (int*)&pRect->top);
1145 MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, (int*)&pRect->right);
1146 if(!MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, (int*)&pRect->bottom)) {
1147 TRACE("Could not parse rect property\n");
1148 return E_PROP_ID_UNSUPPORTED;
1153 /***********************************************************************
1154 * MSSTYLES_GetPropertyMargins
1156 * Retrieve a margins value for a property
1158 HRESULT MSSTYLES_GetPropertyMargins(PTHEME_PROPERTY tp, RECT *prc, MARGINS *pMargins)
1160 LPCWSTR lpCur = tp->lpValue;
1161 LPCWSTR lpEnd = tp->lpValue + tp->dwValueLen;
1163 MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pMargins->cxLeftWidth);
1164 MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pMargins->cxRightWidth);
1165 MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pMargins->cyTopHeight);
1166 if(!MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pMargins->cyBottomHeight)) {
1167 TRACE("Could not parse margins property\n");
1168 return E_PROP_ID_UNSUPPORTED;