/* * Win32 5.1 msstyles theme format * * Copyright (C) 2003 Kevin Koltzau * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include "uxthemep.h" #include #include WINE_DEFAULT_DEBUG_CHANNEL(uxtheme); /*********************************************************************** * Defines and global variables */ static BOOL MSSTYLES_GetNextInteger(LPCWSTR lpStringStart, LPCWSTR lpStringEnd, LPCWSTR *lpValEnd, int *value); static BOOL MSSTYLES_GetNextToken(LPCWSTR lpStringStart, LPCWSTR lpStringEnd, LPCWSTR *lpValEnd, LPWSTR lpBuff, DWORD buffSize); static HRESULT MSSTYLES_GetFont (LPCWSTR lpStringStart, LPCWSTR lpStringEnd, LPCWSTR *lpValEnd, LOGFONTW* logfont); extern HINSTANCE hDllInst; extern int alphaBlendMode; #define MSSTYLES_VERSION 0x0003 static const WCHAR szThemesIniResource[] = { 't','h','e','m','e','s','_','i','n','i','\0' }; /***********************************************************************/ /********************************************************************** * MSSTYLES_OpenThemeFile * * Load and validate a theme * * PARAMS * lpThemeFile Path to theme file to load * pszColorName Color name wanted, can be NULL * pszSizeName Size name wanted, can be NULL * * NOTES * If pszColorName or pszSizeName are NULL, the default color/size will be used. * If one/both are provided, they are validated against valid color/sizes and if * a match is not found, the function fails. */ HRESULT MSSTYLES_OpenThemeFile(LPCWSTR lpThemeFile, LPCWSTR pszColorName, LPCWSTR pszSizeName, PTHEME_FILE *tf) { HMODULE hTheme; HRSRC hrsc; HRESULT hr = S_OK; static const WCHAR szPackThemVersionResource[] = { 'P','A','C','K','T','H','E','M','_','V','E','R','S','I','O','N', '\0' }; static const WCHAR szColorNamesResource[] = { 'C','O','L','O','R','N','A','M','E','S','\0' }; static const WCHAR szSizeNamesResource[] = { 'S','I','Z','E','N','A','M','E','S','\0' }; WORD version; DWORD versize; LPWSTR pszColors; LPWSTR pszSelectedColor = NULL; LPWSTR pszSizes; LPWSTR pszSelectedSize = NULL; LPWSTR tmp; if (!gbThemeHooksActive) return E_FAIL; TRACE("Opening %s\n", debugstr_w(lpThemeFile)); hTheme = LoadLibraryExW(lpThemeFile, NULL, LOAD_LIBRARY_AS_DATAFILE); /* Validate that this is really a theme */ if(!hTheme) { hr = HRESULT_FROM_WIN32(GetLastError()); goto invalid_theme; } if(!(hrsc = FindResourceW(hTheme, MAKEINTRESOURCEW(1), szPackThemVersionResource))) { TRACE("No version resource found\n"); hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT); goto invalid_theme; } if((versize = SizeofResource(hTheme, hrsc)) != 2) { TRACE("Version resource found, but wrong size: %d\n", versize); hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT); goto invalid_theme; } version = *(WORD*)LoadResource(hTheme, hrsc); if(version != MSSTYLES_VERSION) { TRACE("Version of theme file is unsupported: 0x%04x\n", version); hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT); goto invalid_theme; } if(!(hrsc = FindResourceW(hTheme, MAKEINTRESOURCEW(1), szColorNamesResource))) { TRACE("Color names resource not found\n"); hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT); goto invalid_theme; } pszColors = LoadResource(hTheme, hrsc); if(!(hrsc = FindResourceW(hTheme, MAKEINTRESOURCEW(1), szSizeNamesResource))) { TRACE("Size names resource not found\n"); hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT); goto invalid_theme; } pszSizes = LoadResource(hTheme, hrsc); /* Validate requested color against what's available from the theme */ if(pszColorName) { tmp = pszColors; while(*tmp) { if(!lstrcmpiW(pszColorName, tmp)) { pszSelectedColor = tmp; break; } tmp += lstrlenW(tmp)+1; } } else pszSelectedColor = pszColors; /* Use the default color */ /* Validate requested size against what's available from the theme */ if(pszSizeName) { tmp = pszSizes; while(*tmp) { if(!lstrcmpiW(pszSizeName, tmp)) { pszSelectedSize = tmp; break; } tmp += lstrlenW(tmp)+1; } } else pszSelectedSize = pszSizes; /* Use the default size */ if(!pszSelectedColor || !pszSelectedSize) { TRACE("Requested color/size (%s/%s) not found in theme\n", debugstr_w(pszColorName), debugstr_w(pszSizeName)); hr = E_PROP_ID_UNSUPPORTED; goto invalid_theme; } *tf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(THEME_FILE)); (*tf)->hTheme = hTheme; GetFullPathNameW(lpThemeFile, MAX_PATH, (*tf)->szThemeFile, NULL); (*tf)->pszAvailColors = pszColors; (*tf)->pszAvailSizes = pszSizes; (*tf)->pszSelectedColor = pszSelectedColor; (*tf)->pszSelectedSize = pszSelectedSize; (*tf)->dwRefCount = 1; TRACE("Theme %p refcount: %d\n", *tf, (*tf)->dwRefCount); return S_OK; invalid_theme: if(hTheme) FreeLibrary(hTheme); return hr; } /*********************************************************************** * MSSTYLES_CloseThemeFile * * Close theme file and free resources */ void MSSTYLES_CloseThemeFile(PTHEME_FILE tf) { if(tf) { tf->dwRefCount--; TRACE("Theme %p refcount: %d\n", tf, tf->dwRefCount); if(!tf->dwRefCount) { if(tf->hTheme) FreeLibrary(tf->hTheme); if(tf->classes) { while(tf->classes) { PTHEME_CLASS pcls = tf->classes; tf->classes = pcls->next; while(pcls->partstate) { PTHEME_PARTSTATE ps = pcls->partstate; pcls->partstate = ps->next; HeapFree(GetProcessHeap(), 0, ps); } HeapFree(GetProcessHeap(), 0, pcls); } } while (tf->images) { PTHEME_IMAGE img = tf->images; tf->images = img->next; DeleteObject (img->image); HeapFree (GetProcessHeap(), 0, img); } HeapFree(GetProcessHeap(), 0, tf); } } } /*********************************************************************** * MSSTYLES_ReferenceTheme * * Increase the reference count of the theme file */ HRESULT MSSTYLES_ReferenceTheme(PTHEME_FILE tf) { tf->dwRefCount++; TRACE("Theme %p refcount: %d\n", tf, tf->dwRefCount); return S_OK; } /*********************************************************************** * MSSTYLES_GetThemeIni * * Retrieves themes.ini from a theme */ PUXINI_FILE MSSTYLES_GetThemeIni(PTHEME_FILE tf) { return UXINI_LoadINI(tf->hTheme, szThemesIniResource); } /*********************************************************************** * MSSTYLES_GetActiveThemeIni * * Retrieve the ini file for the selected color/style */ static PUXINI_FILE MSSTYLES_GetActiveThemeIni(PTHEME_FILE tf) { static const WCHAR szFileResNamesResource[] = { 'F','I','L','E','R','E','S','N','A','M','E','S','\0' }; DWORD dwColorCount = 0; DWORD dwSizeCount = 0; DWORD dwColorNum = 0; DWORD dwSizeNum = 0; DWORD i; DWORD dwResourceIndex; LPWSTR tmp; HRSRC hrsc; /* Count the number of available colors & styles, and determine the index number of the color/style we are interested in */ tmp = tf->pszAvailColors; while(*tmp) { if(!lstrcmpiW(tf->pszSelectedColor, tmp)) dwColorNum = dwColorCount; tmp += lstrlenW(tmp)+1; dwColorCount++; } tmp = tf->pszAvailSizes; while(*tmp) { if(!lstrcmpiW(tf->pszSelectedSize, tmp)) dwSizeNum = dwSizeCount; tmp += lstrlenW(tmp)+1; dwSizeCount++; } if(!(hrsc = FindResourceW(tf->hTheme, MAKEINTRESOURCEW(1), szFileResNamesResource))) { TRACE("FILERESNAMES map not found\n"); return NULL; } tmp = LoadResource(tf->hTheme, hrsc); dwResourceIndex = (dwSizeCount * dwColorNum) + dwSizeNum; for(i=0; i < dwResourceIndex; i++) { tmp += lstrlenW(tmp)+1; } return UXINI_LoadINI(tf->hTheme, tmp); } /*********************************************************************** * MSSTYLES_ParseIniSectionName * * Parse an ini section name into its component parts * Valid formats are: * [classname] * [classname(state)] * [classname.part] * [classname.part(state)] * [application::classname] * [application::classname(state)] * [application::classname.part] * [application::classname.part(state)] * * PARAMS * lpSection Section name * dwLen Length of section name * szAppName Location to store application name * szClassName Location to store class name * iPartId Location to store part id * iStateId Location to store state id */ static BOOL MSSTYLES_ParseIniSectionName(LPCWSTR lpSection, DWORD dwLen, LPWSTR szAppName, LPWSTR szClassName, int *iPartId, int *iStateId) { WCHAR sec[255]; WCHAR part[60] = {'\0'}; WCHAR state[60] = {'\0'}; LPWSTR tmp; LPWSTR comp; lstrcpynW(sec, lpSection, min(dwLen+1, sizeof(sec)/sizeof(sec[0]))); *szAppName = 0; *szClassName = 0; *iPartId = 0; *iStateId = 0; comp = sec; /* Get the application name */ tmp = strchrW(comp, ':'); if(tmp) { *tmp++ = 0; tmp++; lstrcpynW(szAppName, comp, MAX_THEME_APP_NAME); comp = tmp; } tmp = strchrW(comp, '.'); if(tmp) { *tmp++ = 0; lstrcpynW(szClassName, comp, MAX_THEME_CLASS_NAME); comp = tmp; /* now get the part & state */ tmp = strchrW(comp, '('); if(tmp) { *tmp++ = 0; lstrcpynW(part, comp, sizeof(part)/sizeof(part[0])); comp = tmp; /* now get the state */ tmp = strchrW(comp, ')'); if (!tmp) return FALSE; *tmp = 0; lstrcpynW(state, comp, sizeof(state)/sizeof(state[0])); } else { lstrcpynW(part, comp, sizeof(part)/sizeof(part[0])); } } else { tmp = strchrW(comp, '('); if(tmp) { *tmp++ = 0; lstrcpynW(szClassName, comp, MAX_THEME_CLASS_NAME); comp = tmp; /* now get the state */ tmp = strchrW(comp, ')'); if (!tmp) return FALSE; *tmp = 0; lstrcpynW(state, comp, sizeof(state)/sizeof(state[0])); } else { lstrcpynW(szClassName, comp, MAX_THEME_CLASS_NAME); } } if(!*szClassName) return FALSE; return MSSTYLES_LookupPartState(szClassName, part[0]?part:NULL, state[0]?state:NULL, iPartId, iStateId); } /*********************************************************************** * MSSTYLES_FindClass * * Find a class * * PARAMS * tf Theme file * pszAppName App name to find * pszClassName Class name to find * * RETURNS * The class found, or NULL */ static PTHEME_CLASS MSSTYLES_FindClass(PTHEME_FILE tf, LPCWSTR pszAppName, LPCWSTR pszClassName) { PTHEME_CLASS cur = tf->classes; while(cur) { if(!pszAppName) { if(!*cur->szAppName && !lstrcmpiW(pszClassName, cur->szClassName)) return cur; } else { if(!lstrcmpiW(pszAppName, cur->szAppName) && !lstrcmpiW(pszClassName, cur->szClassName)) return cur; } cur = cur->next; } return NULL; } /*********************************************************************** * MSSTYLES_AddClass * * Add a class to a theme file * * PARAMS * tf Theme file * pszAppName App name to add * pszClassName Class name to add * * RETURNS * The class added, or a class previously added with the same name */ static PTHEME_CLASS MSSTYLES_AddClass(PTHEME_FILE tf, LPCWSTR pszAppName, LPCWSTR pszClassName) { PTHEME_CLASS cur = MSSTYLES_FindClass(tf, pszAppName, pszClassName); if(cur) return cur; cur = HeapAlloc(GetProcessHeap(), 0, sizeof(THEME_CLASS)); cur->hTheme = tf->hTheme; lstrcpyW(cur->szAppName, pszAppName); lstrcpyW(cur->szClassName, pszClassName); cur->next = tf->classes; cur->partstate = NULL; cur->overrides = NULL; tf->classes = cur; return cur; } /*********************************************************************** * MSSTYLES_FindPartState * * Find a part/state * * PARAMS * tc Class to search * iPartId Part ID to find * iStateId State ID to find * tcNext Receives the next class in the override chain * * RETURNS * The part/state found, or NULL */ PTHEME_PARTSTATE MSSTYLES_FindPartState(PTHEME_CLASS tc, int iPartId, int iStateId, PTHEME_CLASS *tcNext) { PTHEME_PARTSTATE cur = tc->partstate; while(cur) { if(cur->iPartId == iPartId && cur->iStateId == iStateId) { if(tcNext) *tcNext = tc->overrides; return cur; } cur = cur->next; } if(tc->overrides) return MSSTYLES_FindPartState(tc->overrides, iPartId, iStateId, tcNext); return NULL; } /*********************************************************************** * MSSTYLES_AddPartState * * Add a part/state to a class * * PARAMS * tc Theme class * iPartId Part ID to add * iStateId State ID to add * * RETURNS * The part/state added, or a part/state previously added with the same IDs */ static PTHEME_PARTSTATE MSSTYLES_AddPartState(PTHEME_CLASS tc, int iPartId, int iStateId) { PTHEME_PARTSTATE cur = MSSTYLES_FindPartState(tc, iPartId, iStateId, NULL); if(cur) return cur; cur = HeapAlloc(GetProcessHeap(), 0, sizeof(THEME_PARTSTATE)); cur->iPartId = iPartId; cur->iStateId = iStateId; cur->properties = NULL; cur->next = tc->partstate; tc->partstate = cur; return cur; } /*********************************************************************** * MSSTYLES_LFindProperty * * Find a property within a property list * * PARAMS * tp property list to scan * iPropertyPrimitive Type of value expected * iPropertyId ID of the required value * * RETURNS * The property found, or NULL */ static PTHEME_PROPERTY MSSTYLES_LFindProperty(PTHEME_PROPERTY tp, int iPropertyPrimitive, int iPropertyId) { PTHEME_PROPERTY cur = tp; while(cur) { if(cur->iPropertyId == iPropertyId) { if(cur->iPrimitiveType == iPropertyPrimitive) { return cur; } else { if(!iPropertyPrimitive) return cur; return NULL; } } cur = cur->next; } return NULL; } /*********************************************************************** * MSSTYLES_PSFindProperty * * Find a value within a part/state * * PARAMS * ps Part/state to search * iPropertyPrimitive Type of value expected * iPropertyId ID of the required value * * RETURNS * The property found, or NULL */ static inline PTHEME_PROPERTY MSSTYLES_PSFindProperty(PTHEME_PARTSTATE ps, int iPropertyPrimitive, int iPropertyId) { return MSSTYLES_LFindProperty(ps->properties, iPropertyPrimitive, iPropertyId); } /*********************************************************************** * MSSTYLES_FindMetric * * Find a metric property for a theme file * * PARAMS * tf Theme file * iPropertyPrimitive Type of value expected * iPropertyId ID of the required value * * RETURNS * The property found, or NULL */ PTHEME_PROPERTY MSSTYLES_FindMetric(PTHEME_FILE tf, int iPropertyPrimitive, int iPropertyId) { return MSSTYLES_LFindProperty(tf->metrics, iPropertyPrimitive, iPropertyId); } /*********************************************************************** * MSSTYLES_AddProperty * * Add a property to a part/state * * PARAMS * ps Part/state * iPropertyPrimitive Primitive type of the property * iPropertyId ID of the property * lpValue Raw value (non-NULL terminated) * dwValueLen Length of the value * * RETURNS * The property added, or a property previously added with the same IDs */ static PTHEME_PROPERTY MSSTYLES_AddProperty(PTHEME_PARTSTATE ps, int iPropertyPrimitive, int iPropertyId, LPCWSTR lpValue, DWORD dwValueLen, BOOL isGlobal) { PTHEME_PROPERTY cur = MSSTYLES_PSFindProperty(ps, iPropertyPrimitive, iPropertyId); /* Should duplicate properties overwrite the original, or be ignored? */ if(cur) return cur; cur = HeapAlloc(GetProcessHeap(), 0, sizeof(THEME_PROPERTY)); cur->iPrimitiveType = iPropertyPrimitive; cur->iPropertyId = iPropertyId; cur->lpValue = lpValue; cur->dwValueLen = dwValueLen; if(ps->iStateId) cur->origin = PO_STATE; else if(ps->iPartId) cur->origin = PO_PART; else if(isGlobal) cur->origin = PO_GLOBAL; else cur->origin = PO_CLASS; cur->next = ps->properties; ps->properties = cur; return cur; } /*********************************************************************** * MSSTYLES_AddMetric * * Add a property to a part/state * * PARAMS * tf Theme file * iPropertyPrimitive Primitive type of the property * iPropertyId ID of the property * lpValue Raw value (non-NULL terminated) * dwValueLen Length of the value * * RETURNS * The property added, or a property previously added with the same IDs */ static PTHEME_PROPERTY MSSTYLES_AddMetric(PTHEME_FILE tf, int iPropertyPrimitive, int iPropertyId, LPCWSTR lpValue, DWORD dwValueLen) { PTHEME_PROPERTY cur = MSSTYLES_FindMetric(tf, iPropertyPrimitive, iPropertyId); /* Should duplicate properties overwrite the original, or be ignored? */ if(cur) return cur; cur = HeapAlloc(GetProcessHeap(), 0, sizeof(THEME_PROPERTY)); cur->iPrimitiveType = iPropertyPrimitive; cur->iPropertyId = iPropertyId; cur->lpValue = lpValue; cur->dwValueLen = dwValueLen; cur->origin = PO_GLOBAL; cur->next = tf->metrics; tf->metrics = cur; return cur; } /*********************************************************************** * MSSTYLES_ParseThemeIni * * Parse the theme ini for the selected color/style * * PARAMS * tf Theme to parse */ void MSSTYLES_ParseThemeIni(PTHEME_FILE tf) { static const WCHAR szSysMetrics[] = {'S','y','s','M','e','t','r','i','c','s','\0'}; static const WCHAR szGlobals[] = {'g','l','o','b','a','l','s','\0'}; PTHEME_CLASS cls; PTHEME_CLASS globals; PTHEME_PARTSTATE ps; PUXINI_FILE ini; WCHAR szAppName[MAX_THEME_APP_NAME]; WCHAR szClassName[MAX_THEME_CLASS_NAME]; WCHAR szPropertyName[MAX_THEME_VALUE_NAME]; int iPartId; int iStateId; int iPropertyPrimitive; int iPropertyId; DWORD dwLen; LPCWSTR lpName; DWORD dwValueLen; LPCWSTR lpValue; if(tf->classes) return; ini = MSSTYLES_GetActiveThemeIni(tf); while((lpName=UXINI_GetNextSection(ini, &dwLen))) { if(CompareStringW(LOCALE_SYSTEM_DEFAULT, NORM_IGNORECASE, lpName, dwLen, szSysMetrics, -1) == CSTR_EQUAL) { while((lpName=UXINI_GetNextValue(ini, &dwLen, &lpValue, &dwValueLen))) { lstrcpynW(szPropertyName, lpName, min(dwLen+1, sizeof(szPropertyName)/sizeof(szPropertyName[0]))); if(MSSTYLES_LookupProperty(szPropertyName, &iPropertyPrimitive, &iPropertyId)) { /* Catch all metrics, including colors */ MSSTYLES_AddMetric(tf, iPropertyPrimitive, iPropertyId, lpValue, dwValueLen); } else { TRACE("Unknown system metric %s\n", debugstr_w(szPropertyName)); } } continue; } if(MSSTYLES_ParseIniSectionName(lpName, dwLen, szAppName, szClassName, &iPartId, &iStateId)) { BOOL isGlobal = FALSE; if(!lstrcmpiW(szClassName, szGlobals)) { isGlobal = TRUE; } cls = MSSTYLES_AddClass(tf, szAppName, szClassName); ps = MSSTYLES_AddPartState(cls, iPartId, iStateId); while((lpName=UXINI_GetNextValue(ini, &dwLen, &lpValue, &dwValueLen))) { lstrcpynW(szPropertyName, lpName, min(dwLen+1, sizeof(szPropertyName)/sizeof(szPropertyName[0]))); if(MSSTYLES_LookupProperty(szPropertyName, &iPropertyPrimitive, &iPropertyId)) { MSSTYLES_AddProperty(ps, iPropertyPrimitive, iPropertyId, lpValue, dwValueLen, isGlobal); } else { TRACE("Unknown property %s\n", debugstr_w(szPropertyName)); } } } } /* App/Class combos override values defined by the base class, map these overrides */ globals = MSSTYLES_FindClass(tf, NULL, szGlobals); cls = tf->classes; while(cls) { if(*cls->szAppName) { cls->overrides = MSSTYLES_FindClass(tf, NULL, cls->szClassName); if(!cls->overrides) { TRACE("No overrides found for app %s class %s\n", debugstr_w(cls->szAppName), debugstr_w(cls->szClassName)); } else { cls->overrides = globals; } } else { /* Everything overrides globals..except globals */ if(cls != globals) cls->overrides = globals; } cls = cls->next; } UXINI_CloseINI(ini); if(!tf->classes) { ERR("Failed to parse theme ini\n"); } } /*********************************************************************** * MSSTYLES_OpenThemeClass * * Open a theme class, uses the current active theme * * PARAMS * pszAppName Application name, for theme styles specific * to a particular application * pszClassList List of requested classes, semicolon delimited */ PTHEME_CLASS MSSTYLES_OpenThemeClass(PTHEME_FILE tf, LPCWSTR pszAppName, LPCWSTR pszClassList) { PTHEME_CLASS cls = NULL; WCHAR szClassName[MAX_THEME_CLASS_NAME]; LPCWSTR start; LPCWSTR end; DWORD len; if(!tf->classes) { return NULL; } start = pszClassList; while((end = strchrW(start, ';'))) { len = end-start; lstrcpynW(szClassName, start, min(len+1, sizeof(szClassName)/sizeof(szClassName[0]))); start = end+1; cls = MSSTYLES_FindClass(tf, pszAppName, szClassName); if(cls) break; } if(!cls && *start) { lstrcpynW(szClassName, start, sizeof(szClassName)/sizeof(szClassName[0])); cls = MSSTYLES_FindClass(tf, pszAppName, szClassName); } if(cls) { TRACE("Opened app %s, class %s from list %s\n", debugstr_w(cls->szAppName), debugstr_w(cls->szClassName), debugstr_w(pszClassList)); cls->tf = tf; cls->tf->dwRefCount++; TRACE("Theme %p refcount: %d\n", tf, tf->dwRefCount); } return cls; } /*********************************************************************** * MSSTYLES_CloseThemeClass * * Close a theme class * * PARAMS * tc Theme class to close * * NOTES * The MSSTYLES_CloseThemeFile decreases the refcount of the owning * theme file and cleans it up, if needed. */ HRESULT MSSTYLES_CloseThemeClass(PTHEME_CLASS tc) { MSSTYLES_CloseThemeFile (tc->tf); return S_OK; } /*********************************************************************** * MSSTYLES_FindProperty * * Locate a property in a class. Part and state IDs will be used as a * preference, but may be ignored in the attempt to locate the property. * Will scan the entire chain of overrides for this class. */ PTHEME_PROPERTY MSSTYLES_FindProperty(PTHEME_CLASS tc, int iPartId, int iStateId, int iPropertyPrimitive, int iPropertyId) { PTHEME_CLASS next = tc; PTHEME_PARTSTATE ps; PTHEME_PROPERTY tp; TRACE("(%p, %d, %d, %d)\n", tc, iPartId, iStateId, iPropertyId); /* Try and find an exact match on part & state */ while(next && (ps = MSSTYLES_FindPartState(next, iPartId, iStateId, &next))) { if((tp = MSSTYLES_PSFindProperty(ps, iPropertyPrimitive, iPropertyId))) { return tp; } } /* If that fails, and we didn't already try it, search for just part */ if(iStateId != 0) iStateId = 0; /* As a last ditch attempt..go for just class */ else if(iPartId != 0) iPartId = 0; else return NULL; if((tp = MSSTYLES_FindProperty(tc, iPartId, iStateId, iPropertyPrimitive, iPropertyId))) return tp; return NULL; } /* Prepare a bitmap to be used for alpha blending */ static BOOL prepare_alpha (HBITMAP bmp, BOOL* hasAlpha) { DIBSECTION dib; int n; BYTE* p; *hasAlpha = FALSE; if (!bmp || GetObjectW( bmp, sizeof(dib), &dib ) != sizeof(dib)) return FALSE; if(dib.dsBm.bmBitsPixel != 32) /* nothing to do */ return TRUE; *hasAlpha = TRUE; p = dib.dsBm.bmBits; n = dib.dsBmih.biHeight * dib.dsBmih.biWidth; /* AlphaBlend() wants premultiplied alpha, so do that now */ while (n-- > 0) { int a = p[3]+1; p[0] = (p[0] * a) >> 8; p[1] = (p[1] * a) >> 8; p[2] = (p[2] * a) >> 8; p += 4; } return TRUE; } HBITMAP MSSTYLES_LoadBitmap (PTHEME_CLASS tc, LPCWSTR lpFilename, BOOL* hasAlpha) { WCHAR szFile[MAX_PATH]; LPWSTR tmp; PTHEME_IMAGE img; lstrcpynW(szFile, lpFilename, sizeof(szFile)/sizeof(szFile[0])); tmp = szFile; do { if(*tmp == '\\') *tmp = '_'; if(*tmp == '/') *tmp = '_'; if(*tmp == '.') *tmp = '_'; } while(*tmp++); /* Try to locate in list of loaded images */ img = tc->tf->images; while (img) { if (lstrcmpiW (szFile, img->name) == 0) { TRACE ("found %p %s: %p\n", img, debugstr_w (img->name), img->image); *hasAlpha = img->hasAlpha; return img->image; } img = img->next; } /* Not found? Load from resources */ img = HeapAlloc (GetProcessHeap(), 0, sizeof (THEME_IMAGE)); img->image = LoadImageW(tc->hTheme, szFile, IMAGE_BITMAP, 0, 0, LR_CREATEDIBSECTION); prepare_alpha (img->image, hasAlpha); img->hasAlpha = *hasAlpha; /* ...and stow away for later reuse. */ lstrcpyW (img->name, szFile); img->next = tc->tf->images; tc->tf->images = img; TRACE ("new %p %s: %p\n", img, debugstr_w (img->name), img->image); return img->image; } static BOOL MSSTYLES_GetNextInteger(LPCWSTR lpStringStart, LPCWSTR lpStringEnd, LPCWSTR *lpValEnd, int *value) { LPCWSTR cur = lpStringStart; int total = 0; BOOL gotNeg = FALSE; while(cur < lpStringEnd && (*cur < '0' || *cur > '9' || *cur == '-')) cur++; if(cur >= lpStringEnd) { return FALSE; } if(*cur == '-') { cur++; gotNeg = TRUE; } while(cur < lpStringEnd && (*cur >= '0' && *cur <= '9')) { total = total * 10 + (*cur - '0'); cur++; } if(gotNeg) total = -total; *value = total; if(lpValEnd) *lpValEnd = cur; return TRUE; } static BOOL MSSTYLES_GetNextToken(LPCWSTR lpStringStart, LPCWSTR lpStringEnd, LPCWSTR *lpValEnd, LPWSTR lpBuff, DWORD buffSize) { LPCWSTR cur = lpStringStart; LPCWSTR start; LPCWSTR end; while(cur < lpStringEnd && (isspace(*cur) || *cur == ',')) cur++; if(cur >= lpStringEnd) { return FALSE; } start = cur; while(cur < lpStringEnd && *cur != ',') cur++; end = cur; while(isspace(*end)) end--; lstrcpynW(lpBuff, start, min(buffSize, end-start+1)); if(lpValEnd) *lpValEnd = cur; return TRUE; } /*********************************************************************** * MSSTYLES_GetPropertyBool * * Retrieve a color value for a property */ HRESULT MSSTYLES_GetPropertyBool(PTHEME_PROPERTY tp, BOOL *pfVal) { *pfVal = FALSE; if(*tp->lpValue == 't' || *tp->lpValue == 'T') *pfVal = TRUE; return S_OK; } /*********************************************************************** * MSSTYLES_GetPropertyColor * * Retrieve a color value for a property */ HRESULT MSSTYLES_GetPropertyColor(PTHEME_PROPERTY tp, COLORREF *pColor) { LPCWSTR lpEnd; LPCWSTR lpCur; int red, green, blue; lpCur = tp->lpValue; lpEnd = tp->lpValue + tp->dwValueLen; if(!MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &red)) { TRACE("Could not parse color property\n"); return E_PROP_ID_UNSUPPORTED; } if(!MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &green)) { TRACE("Could not parse color property\n"); return E_PROP_ID_UNSUPPORTED; } if(!MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &blue)) { TRACE("Could not parse color property\n"); return E_PROP_ID_UNSUPPORTED; } *pColor = RGB(red,green,blue); return S_OK; } /*********************************************************************** * MSSTYLES_GetPropertyColor * * Retrieve a color value for a property */ static HRESULT MSSTYLES_GetFont (LPCWSTR lpCur, LPCWSTR lpEnd, LPCWSTR *lpValEnd, LOGFONTW* pFont) { static const WCHAR szBold[] = {'b','o','l','d','\0'}; static const WCHAR szItalic[] = {'i','t','a','l','i','c','\0'}; static const WCHAR szUnderline[] = {'u','n','d','e','r','l','i','n','e','\0'}; static const WCHAR szStrikeOut[] = {'s','t','r','i','k','e','o','u','t','\0'}; int pointSize; WCHAR attr[32]; if(!MSSTYLES_GetNextToken(lpCur, lpEnd, &lpCur, pFont->lfFaceName, LF_FACESIZE)) { TRACE("Property is there, but failed to get face name\n"); *lpValEnd = lpCur; return E_PROP_ID_UNSUPPORTED; } if(!MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pointSize)) { TRACE("Property is there, but failed to get point size\n"); *lpValEnd = lpCur; return E_PROP_ID_UNSUPPORTED; } if(pointSize > 0) { HDC hdc = GetDC(0); pointSize = -MulDiv(pointSize, GetDeviceCaps(hdc, LOGPIXELSY), 72); ReleaseDC(0, hdc); } pFont->lfHeight = pointSize; pFont->lfWeight = FW_REGULAR; pFont->lfCharSet = DEFAULT_CHARSET; while(MSSTYLES_GetNextToken(lpCur, lpEnd, &lpCur, attr, sizeof(attr)/sizeof(attr[0]))) { if(!lstrcmpiW(szBold, attr)) pFont->lfWeight = FW_BOLD; else if(!lstrcmpiW(szItalic, attr)) pFont->lfItalic = TRUE; else if(!lstrcmpiW(szUnderline, attr)) pFont->lfUnderline = TRUE; else if(!lstrcmpiW(szStrikeOut, attr)) pFont->lfStrikeOut = TRUE; } *lpValEnd = lpCur; return S_OK; } HRESULT MSSTYLES_GetPropertyFont(PTHEME_PROPERTY tp, HDC hdc, LOGFONTW *pFont) { LPCWSTR lpCur = tp->lpValue; LPCWSTR lpEnd = tp->lpValue + tp->dwValueLen; HRESULT hr; ZeroMemory(pFont, sizeof(LOGFONTW)); hr = MSSTYLES_GetFont (lpCur, lpEnd, &lpCur, pFont); return hr; } /*********************************************************************** * MSSTYLES_GetPropertyInt * * Retrieve an int value for a property */ HRESULT MSSTYLES_GetPropertyInt(PTHEME_PROPERTY tp, int *piVal) { if(!MSSTYLES_GetNextInteger(tp->lpValue, (tp->lpValue + tp->dwValueLen), NULL, piVal)) { TRACE("Could not parse int property\n"); return E_PROP_ID_UNSUPPORTED; } return S_OK; } /*********************************************************************** * MSSTYLES_GetPropertyIntList * * Retrieve an int list value for a property */ HRESULT MSSTYLES_GetPropertyIntList(PTHEME_PROPERTY tp, INTLIST *pIntList) { int i; LPCWSTR lpCur = tp->lpValue; LPCWSTR lpEnd = tp->lpValue + tp->dwValueLen; for(i=0; i < MAX_INTLIST_COUNT; i++) { if(!MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pIntList->iValues[i])) break; } pIntList->iValueCount = i; return S_OK; } /*********************************************************************** * MSSTYLES_GetPropertyPosition * * Retrieve a position value for a property */ HRESULT MSSTYLES_GetPropertyPosition(PTHEME_PROPERTY tp, POINT *pPoint) { int x,y; LPCWSTR lpCur = tp->lpValue; LPCWSTR lpEnd = tp->lpValue + tp->dwValueLen; if(!MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &x)) { TRACE("Could not parse position property\n"); return E_PROP_ID_UNSUPPORTED; } if(!MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &y)) { TRACE("Could not parse position property\n"); return E_PROP_ID_UNSUPPORTED; } pPoint->x = x; pPoint->y = y; return S_OK; } /*********************************************************************** * MSSTYLES_GetPropertyString * * Retrieve a string value for a property */ HRESULT MSSTYLES_GetPropertyString(PTHEME_PROPERTY tp, LPWSTR pszBuff, int cchMaxBuffChars) { lstrcpynW(pszBuff, tp->lpValue, min(tp->dwValueLen+1, cchMaxBuffChars)); return S_OK; } /*********************************************************************** * MSSTYLES_GetPropertyRect * * Retrieve a rect value for a property */ HRESULT MSSTYLES_GetPropertyRect(PTHEME_PROPERTY tp, RECT *pRect) { LPCWSTR lpCur = tp->lpValue; LPCWSTR lpEnd = tp->lpValue + tp->dwValueLen; MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pRect->left); MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pRect->top); MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pRect->right); if(!MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pRect->bottom)) { TRACE("Could not parse rect property\n"); return E_PROP_ID_UNSUPPORTED; } return S_OK; } /*********************************************************************** * MSSTYLES_GetPropertyMargins * * Retrieve a margins value for a property */ HRESULT MSSTYLES_GetPropertyMargins(PTHEME_PROPERTY tp, RECT *prc, MARGINS *pMargins) { LPCWSTR lpCur = tp->lpValue; LPCWSTR lpEnd = tp->lpValue + tp->dwValueLen; MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pMargins->cxLeftWidth); MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pMargins->cxRightWidth); MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pMargins->cyTopHeight); if(!MSSTYLES_GetNextInteger(lpCur, lpEnd, &lpCur, &pMargins->cyBottomHeight)) { TRACE("Could not parse margins property\n"); return E_PROP_ID_UNSUPPORTED; } return S_OK; }