wine/dlls/uxtheme/system.c
2005-06-21 20:53:13 +00:00

807 lines
27 KiB
C

/*
* Win32 5.1 Theme system
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "wingdi.h"
#include "winreg.h"
#include "shlwapi.h"
#include "uxtheme.h"
#include "tmschema.h"
#include "uxthemedll.h"
#include "msstyles.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(uxtheme);
/***********************************************************************
* Defines and global variables
*/
static const WCHAR szThemeManager[] = {
'S','o','f','t','w','a','r','e','\\',
'M','i','c','r','o','s','o','f','t','\\',
'W','i','n','d','o','w','s','\\',
'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
'T','h','e','m','e','M','a','n','a','g','e','r','\0'
};
static const WCHAR szThemeActive[] = {'T','h','e','m','e','A','c','t','i','v','e','\0'};
static const WCHAR szSizeName[] = {'S','i','z','e','N','a','m','e','\0'};
static const WCHAR szColorName[] = {'C','o','l','o','r','N','a','m','e','\0'};
static const WCHAR szDllName[] = {'D','l','l','N','a','m','e','\0'};
static const WCHAR szIniDocumentation[] = {'d','o','c','u','m','e','n','t','a','t','i','o','n','\0'};
HINSTANCE hDllInst;
DWORD dwThemeAppProperties = STAP_ALLOW_NONCLIENT | STAP_ALLOW_CONTROLS;
ATOM atWindowTheme;
ATOM atSubAppName;
ATOM atSubIdList;
BOOL bThemeActive = FALSE;
WCHAR szCurrentTheme[MAX_PATH];
WCHAR szCurrentColor[64];
WCHAR szCurrentSize[64];
/***********************************************************************/
/***********************************************************************
* UXTHEME_LoadTheme
*
* Set the current active theme from the registry
*/
static void UXTHEME_LoadTheme(void)
{
HKEY hKey;
LONG buffsize;
HRESULT hr;
WCHAR tmp[10];
PTHEME_FILE pt;
/* Get current theme configuration */
if(!RegOpenKeyW(HKEY_CURRENT_USER, szThemeManager, &hKey)) {
TRACE("Loading theme config\n");
buffsize = sizeof(tmp)/sizeof(tmp[0]);
if(!RegQueryValueExW(hKey, szThemeActive, NULL, NULL, (LPBYTE)tmp, &buffsize)) {
bThemeActive = (tmp[0] != '0');
}
else {
bThemeActive = FALSE;
TRACE("Failed to get ThemeActive: %ld\n", GetLastError());
}
buffsize = sizeof(szCurrentColor)/sizeof(szCurrentColor[0]);
if(RegQueryValueExW(hKey, szColorName, NULL, NULL, (LPBYTE)szCurrentColor, &buffsize))
szCurrentColor[0] = '\0';
buffsize = sizeof(szCurrentSize)/sizeof(szCurrentSize[0]);
if(RegQueryValueExW(hKey, szSizeName, NULL, NULL, (LPBYTE)szCurrentSize, &buffsize))
szCurrentSize[0] = '\0';
if(SHRegGetPathW(hKey, NULL, szDllName, szCurrentTheme, 0))
szCurrentTheme[0] = '\0';
RegCloseKey(hKey);
}
else
TRACE("Failed to open theme registry key\n");
if(bThemeActive) {
/* Make sure the theme requested is actually valid */
hr = MSSTYLES_OpenThemeFile(szCurrentTheme,
szCurrentColor[0]?szCurrentColor:NULL,
szCurrentSize[0]?szCurrentSize:NULL,
&pt);
if(FAILED(hr)) {
bThemeActive = FALSE;
szCurrentTheme[0] = '\0';
szCurrentColor[0] = '\0';
szCurrentSize[0] = '\0';
}
else {
/* Make sure the global color & size match the theme */
lstrcpynW(szCurrentColor, pt->pszSelectedColor, sizeof(szCurrentColor)/sizeof(szCurrentColor[0]));
lstrcpynW(szCurrentSize, pt->pszSelectedSize, sizeof(szCurrentSize)/sizeof(szCurrentSize[0]));
MSSTYLES_SetActiveTheme(pt);
TRACE("Theme active: %s %s %s\n", debugstr_w(szCurrentTheme),
debugstr_w(szCurrentColor), debugstr_w(szCurrentSize));
MSSTYLES_CloseThemeFile(pt);
}
}
if(!bThemeActive) {
MSSTYLES_SetActiveTheme(NULL);
TRACE("Themeing not active\n");
}
}
/***********************************************************************
* UXTHEME_SetActiveTheme
*
* Change the current active theme
*/
HRESULT UXTHEME_SetActiveTheme(PTHEME_FILE tf)
{
HKEY hKey;
WCHAR tmp[2];
HRESULT hr;
hr = MSSTYLES_SetActiveTheme(tf);
if(FAILED(hr))
return hr;
if(tf) {
bThemeActive = TRUE;
lstrcpynW(szCurrentTheme, tf->szThemeFile, sizeof(szCurrentTheme)/sizeof(szCurrentTheme[0]));
lstrcpynW(szCurrentColor, tf->pszSelectedColor, sizeof(szCurrentColor)/sizeof(szCurrentColor[0]));
lstrcpynW(szCurrentSize, tf->pszSelectedSize, sizeof(szCurrentSize)/sizeof(szCurrentSize[0]));
}
else {
bThemeActive = FALSE;
szCurrentTheme[0] = '\0';
szCurrentColor[0] = '\0';
szCurrentSize[0] = '\0';
}
TRACE("Writing theme config to registry\n");
if(!RegCreateKeyW(HKEY_CURRENT_USER, szThemeManager, &hKey)) {
tmp[0] = bThemeActive?'1':'0';
tmp[1] = '\0';
RegSetValueExW(hKey, szThemeActive, 0, REG_SZ, (const BYTE*)tmp, sizeof(WCHAR)*2);
if(bThemeActive) {
RegSetValueExW(hKey, szColorName, 0, REG_SZ, (const BYTE*)szCurrentColor, lstrlenW(szCurrentColor)+1);
RegSetValueExW(hKey, szSizeName, 0, REG_SZ, (const BYTE*)szCurrentSize, lstrlenW(szCurrentSize)+1);
RegSetValueExW(hKey, szDllName, 0, REG_SZ, (const BYTE*)szCurrentTheme, lstrlenW(szCurrentTheme)+1);
}
else {
RegDeleteValueW(hKey, szColorName);
RegDeleteValueW(hKey, szSizeName);
RegDeleteValueW(hKey, szDllName);
}
RegCloseKey(hKey);
}
else
TRACE("Failed to open theme registry key\n");
return hr;
}
/***********************************************************************
* UXTHEME_InitSystem
*/
void UXTHEME_InitSystem(HINSTANCE hInst)
{
static const WCHAR szWindowTheme[] = {
'u','x','_','t','h','e','m','e','\0'
};
static const WCHAR szSubAppName[] = {
'u','x','_','s','u','b','a','p','p','\0'
};
static const WCHAR szSubIdList[] = {
'u','x','_','s','u','b','i','d','l','s','t','\0'
};
hDllInst = hInst;
atWindowTheme = GlobalAddAtomW(szWindowTheme);
atSubAppName = GlobalAddAtomW(szSubAppName);
atSubIdList = GlobalAddAtomW(szSubIdList);
UXTHEME_LoadTheme();
}
/***********************************************************************
* IsAppThemed (UXTHEME.@)
*/
BOOL WINAPI IsAppThemed(void)
{
return IsThemeActive();
}
/***********************************************************************
* IsThemeActive (UXTHEME.@)
*/
BOOL WINAPI IsThemeActive(void)
{
TRACE("\n");
return bThemeActive;
}
/***********************************************************************
* EnableTheming (UXTHEME.@)
*
* NOTES
* This is a global and persistent change
*/
HRESULT WINAPI EnableTheming(BOOL fEnable)
{
HKEY hKey;
WCHAR szEnabled[] = {'0','\0'};
TRACE("(%d)\n", fEnable);
if(fEnable != bThemeActive) {
bThemeActive = fEnable;
if(bThemeActive) szEnabled[0] = '1';
if(!RegOpenKeyW(HKEY_CURRENT_USER, szThemeManager, &hKey)) {
RegSetValueExW(hKey, szThemeActive, 0, REG_SZ, (LPBYTE)szEnabled, sizeof(WCHAR));
RegCloseKey(hKey);
}
PostMessageW(HWND_BROADCAST, WM_THEMECHANGED, 0, 0);
}
return S_OK;
}
/***********************************************************************
* UXTHEME_SetWindowProperty
*
* I'm using atoms as there may be large numbers of duplicated strings
* and they do the work of keeping memory down as a cause of that quite nicely
*/
HRESULT UXTHEME_SetWindowProperty(HWND hwnd, ATOM aProp, LPCWSTR pszValue)
{
ATOM oldValue = (ATOM)(size_t)RemovePropW(hwnd, MAKEINTATOMW(aProp));
if(oldValue)
DeleteAtom(oldValue);
if(pszValue) {
ATOM atValue = AddAtomW(pszValue);
if(!atValue
|| !SetPropW(hwnd, MAKEINTATOMW(aProp), (LPWSTR)MAKEINTATOMW(atValue))) {
HRESULT hr = HRESULT_FROM_WIN32(GetLastError());
if(atValue) DeleteAtom(atValue);
return hr;
}
}
return S_OK;
}
LPWSTR UXTHEME_GetWindowProperty(HWND hwnd, ATOM aProp, LPWSTR pszBuffer, int dwLen)
{
ATOM atValue = (ATOM)(size_t)GetPropW(hwnd, MAKEINTATOMW(aProp));
if(atValue) {
if(GetAtomNameW(atValue, pszBuffer, dwLen))
return pszBuffer;
TRACE("property defined, but unable to get value\n");
}
return NULL;
}
/***********************************************************************
* OpenThemeData (UXTHEME.@)
*/
HTHEME WINAPI OpenThemeData(HWND hwnd, LPCWSTR pszClassList)
{
WCHAR szAppBuff[256];
WCHAR szClassBuff[256];
LPCWSTR pszAppName;
LPCWSTR pszUseClassList;
HTHEME hTheme;
TRACE("(%p,%s)\n", hwnd, debugstr_w(pszClassList));
if(!bThemeActive)
return NULL;
pszAppName = UXTHEME_GetWindowProperty(hwnd, atSubAppName, szAppBuff, sizeof(szAppBuff)/sizeof(szAppBuff[0]));
/* If SetWindowTheme was used on the window, that overrides the class list passed to this function */
pszUseClassList = UXTHEME_GetWindowProperty(hwnd, atSubIdList, szClassBuff, sizeof(szClassBuff)/sizeof(szClassBuff[0]));
if(!pszUseClassList)
pszUseClassList = pszClassList;
hTheme = MSSTYLES_OpenThemeClass(pszAppName, pszUseClassList);
if(IsWindow(hwnd))
SetPropW(hwnd, MAKEINTATOMW(atWindowTheme), hTheme);
return hTheme;
}
/***********************************************************************
* GetWindowTheme (UXTHEME.@)
*
* Retrieve the last theme opened for a window
*/
HTHEME WINAPI GetWindowTheme(HWND hwnd)
{
TRACE("(%p)\n", hwnd);
return GetPropW(hwnd, MAKEINTATOMW(atWindowTheme));
}
/***********************************************************************
* SetWindowTheme (UXTHEME.@)
*
* Persistent through the life of the window, even after themes change
*/
HRESULT WINAPI SetWindowTheme(HWND hwnd, LPCWSTR pszSubAppName,
LPCWSTR pszSubIdList)
{
HRESULT hr;
TRACE("(%p,%s,%s)\n", hwnd, debugstr_w(pszSubAppName),
debugstr_w(pszSubIdList));
hr = UXTHEME_SetWindowProperty(hwnd, atSubAppName, pszSubAppName);
if(SUCCEEDED(hr))
hr = UXTHEME_SetWindowProperty(hwnd, atSubIdList, pszSubIdList);
if(SUCCEEDED(hr))
PostMessageW(hwnd, WM_THEMECHANGED, 0, 0);
return hr;
}
/***********************************************************************
* GetCurrentThemeName (UXTHEME.@)
*/
HRESULT WINAPI GetCurrentThemeName(LPWSTR pszThemeFileName, int dwMaxNameChars,
LPWSTR pszColorBuff, int cchMaxColorChars,
LPWSTR pszSizeBuff, int cchMaxSizeChars)
{
if(!bThemeActive)
return E_PROP_ID_UNSUPPORTED;
if(pszThemeFileName) lstrcpynW(pszThemeFileName, szCurrentTheme, dwMaxNameChars);
if(pszColorBuff) lstrcpynW(pszColorBuff, szCurrentColor, cchMaxColorChars);
if(pszSizeBuff) lstrcpynW(pszSizeBuff, szCurrentSize, cchMaxSizeChars);
return S_OK;
}
/***********************************************************************
* GetThemeAppProperties (UXTHEME.@)
*/
DWORD WINAPI GetThemeAppProperties(void)
{
return dwThemeAppProperties;
}
/***********************************************************************
* SetThemeAppProperties (UXTHEME.@)
*/
void WINAPI SetThemeAppProperties(DWORD dwFlags)
{
TRACE("(0x%08lx)\n", dwFlags);
dwThemeAppProperties = dwFlags;
}
/***********************************************************************
* CloseThemeData (UXTHEME.@)
*/
HRESULT WINAPI CloseThemeData(HTHEME hTheme)
{
TRACE("(%p)\n", hTheme);
if(!hTheme)
return E_HANDLE;
return MSSTYLES_CloseThemeClass(hTheme);
}
/***********************************************************************
* HitTestThemeBackground (UXTHEME.@)
*/
HRESULT WINAPI HitTestThemeBackground(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, DWORD dwOptions,
const RECT *pRect, HRGN hrgn,
POINT ptTest, WORD *pwHitTestCode)
{
FIXME("%d %d 0x%08lx: stub\n", iPartId, iStateId, dwOptions);
if(!hTheme)
return E_HANDLE;
return ERROR_CALL_NOT_IMPLEMENTED;
}
/***********************************************************************
* IsThemePartDefined (UXTHEME.@)
*/
BOOL WINAPI IsThemePartDefined(HTHEME hTheme, int iPartId, int iStateId)
{
TRACE("(%p,%d,%d)\n", hTheme, iPartId, iStateId);
if(!hTheme) {
SetLastError(E_HANDLE);
return FALSE;
}
if(MSSTYLES_FindPartState(hTheme, iPartId, iStateId, NULL))
return TRUE;
return FALSE;
}
/***********************************************************************
* GetThemeDocumentationProperty (UXTHEME.@)
*
* Try and retrieve the documentation property from string resources
* if that fails, get it from the [documentation] section of themes.ini
*/
HRESULT WINAPI GetThemeDocumentationProperty(LPCWSTR pszThemeName,
LPCWSTR pszPropertyName,
LPWSTR pszValueBuff,
int cchMaxValChars)
{
const WORD wDocToRes[] = {
TMT_DISPLAYNAME,5000,
TMT_TOOLTIP,5001,
TMT_COMPANY,5002,
TMT_AUTHOR,5003,
TMT_COPYRIGHT,5004,
TMT_URL,5005,
TMT_VERSION,5006,
TMT_DESCRIPTION,5007
};
PTHEME_FILE pt;
HRESULT hr;
unsigned int i;
int iDocId;
TRACE("(%s,%s,%p,%d)\n", debugstr_w(pszThemeName), debugstr_w(pszPropertyName),
pszValueBuff, cchMaxValChars);
hr = MSSTYLES_OpenThemeFile(pszThemeName, NULL, NULL, &pt);
if(FAILED(hr)) return hr;
/* Try to load from string resources */
hr = E_PROP_ID_UNSUPPORTED;
if(MSSTYLES_LookupProperty(pszPropertyName, NULL, &iDocId)) {
for(i=0; i<sizeof(wDocToRes)/sizeof(wDocToRes[0]); i+=2) {
if(wDocToRes[i] == iDocId) {
if(LoadStringW(pt->hTheme, wDocToRes[i+1], pszValueBuff, cchMaxValChars)) {
hr = S_OK;
break;
}
}
}
}
/* If loading from string resource failed, try getting it from the theme.ini */
if(FAILED(hr)) {
PUXINI_FILE uf = MSSTYLES_GetThemeIni(pt);
if(UXINI_FindSection(uf, szIniDocumentation)) {
LPCWSTR lpValue;
DWORD dwLen;
if(UXINI_FindValue(uf, pszPropertyName, &lpValue, &dwLen)) {
lstrcpynW(pszValueBuff, lpValue, min(dwLen+1,cchMaxValChars));
hr = S_OK;
}
}
UXINI_CloseINI(uf);
}
MSSTYLES_CloseThemeFile(pt);
return hr;
}
/**********************************************************************
* Undocumented functions
*/
/**********************************************************************
* QueryThemeServices (UXTHEME.1)
*
* RETURNS
* some kind of status flag
*/
DWORD WINAPI QueryThemeServices()
{
FIXME("stub\n");
return 3; /* This is what is returned under XP in most cases */
}
/**********************************************************************
* OpenThemeFile (UXTHEME.2)
*
* Opens a theme file, which can be used to change the current theme, etc
*
* PARAMS
* pszThemeFileName Path to a msstyles theme file
* pszColorName Color defined in the theme, eg. NormalColor
* pszSizeName Size defined in the theme, eg. NormalSize
* hThemeFile Handle to theme file
*/
HRESULT WINAPI OpenThemeFile(LPCWSTR pszThemeFileName, LPCWSTR pszColorName,
LPCWSTR pszSizeName, HTHEMEFILE *hThemeFile,
DWORD unknown)
{
TRACE("(%s,%s,%s,%p,%ld)\n", debugstr_w(pszThemeFileName),
debugstr_w(pszColorName), debugstr_w(pszSizeName),
hThemeFile, unknown);
return MSSTYLES_OpenThemeFile(pszThemeFileName, pszColorName, pszSizeName, (PTHEME_FILE*)hThemeFile);
}
/**********************************************************************
* CloseThemeFile (UXTHEME.3)
*
* Releases theme file handle returned by OpenThemeFile
*
* PARAMS
* hThemeFile Handle to theme file
*/
HRESULT WINAPI CloseThemeFile(HTHEMEFILE hThemeFile)
{
TRACE("(%p)\n", hThemeFile);
MSSTYLES_CloseThemeFile(hThemeFile);
return S_OK;
}
/**********************************************************************
* ApplyTheme (UXTHEME.4)
*
* Set a theme file to be the currently active theme
*
* PARAMS
* hThemeFile Handle to theme file
* unknown See notes
* hWnd Window requesting the theme change
*
* NOTES
* I'm not sure what the second parameter is (the datatype is likely wrong), other then this:
* Under XP if I pass
* char b[] = "";
* the theme is applied with the screen redrawing really badly (flickers)
* char b[] = "\0"; where \0 can be one or more of any character, makes no difference
* the theme is applied smoothly (screen does not flicker)
* char *b = "\0" or NULL; where \0 can be zero or more of any character, makes no difference
* the function fails returning invalid parameter...very strange
*/
HRESULT WINAPI ApplyTheme(HTHEMEFILE hThemeFile, char *unknown, HWND hWnd)
{
HRESULT hr;
TRACE("(%p,%s,%p)\n", hThemeFile, unknown, hWnd);
hr = UXTHEME_SetActiveTheme(hThemeFile);
PostMessageW(HWND_BROADCAST, WM_THEMECHANGED, 0, 0);
return hr;
}
/**********************************************************************
* GetThemeDefaults (UXTHEME.7)
*
* Get the default color & size for a theme
*
* PARAMS
* pszThemeFileName Path to a msstyles theme file
* pszColorName Buffer to receive the default color name
* dwColorNameLen Length, in characters, of color name buffer
* pszSizeName Buffer to receive the default size name
* dwSizeNameLen Length, in characters, of size name buffer
*/
HRESULT WINAPI GetThemeDefaults(LPCWSTR pszThemeFileName, LPWSTR pszColorName,
DWORD dwColorNameLen, LPWSTR pszSizeName,
DWORD dwSizeNameLen)
{
PTHEME_FILE pt;
HRESULT hr;
TRACE("(%s,%p,%ld,%p,%ld)\n", debugstr_w(pszThemeFileName),
pszColorName, dwColorNameLen,
pszSizeName, dwSizeNameLen);
hr = MSSTYLES_OpenThemeFile(pszThemeFileName, NULL, NULL, &pt);
if(FAILED(hr)) return hr;
lstrcpynW(pszColorName, pt->pszSelectedColor, dwColorNameLen);
lstrcpynW(pszSizeName, pt->pszSelectedSize, dwSizeNameLen);
MSSTYLES_CloseThemeFile(pt);
return S_OK;
}
/**********************************************************************
* EnumThemes (UXTHEME.8)
*
* Enumerate available themes, calls specified EnumThemeProc for each
* theme found. Passes lpData through to callback function.
*
* PARAMS
* pszThemePath Path containing themes
* callback Called for each theme found in path
* lpData Passed through to callback
*/
HRESULT WINAPI EnumThemes(LPCWSTR pszThemePath, EnumThemeProc callback,
LPVOID lpData)
{
WCHAR szDir[MAX_PATH];
WCHAR szPath[MAX_PATH];
static const WCHAR szStar[] = {'*','.','*','\0'};
static const WCHAR szFormat[] = {'%','s','%','s','\\','%','s','.','m','s','s','t','y','l','e','s','\0'};
static const WCHAR szDisplayName[] = {'d','i','s','p','l','a','y','n','a','m','e','\0'};
static const WCHAR szTooltip[] = {'t','o','o','l','t','i','p','\0'};
WCHAR szName[60];
WCHAR szTip[60];
HANDLE hFind;
WIN32_FIND_DATAW wfd;
HRESULT hr;
TRACE("(%s,%p,%p)\n", debugstr_w(pszThemePath), callback, lpData);
if(!pszThemePath || !callback)
return E_POINTER;
lstrcpyW(szDir, pszThemePath);
PathAddBackslashW(szDir);
lstrcpyW(szPath, szDir);
lstrcatW(szPath, szStar);
TRACE("searching %s\n", debugstr_w(szPath));
hFind = FindFirstFileW(szPath, &wfd);
if(hFind != INVALID_HANDLE_VALUE) {
do {
if(wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY
&& !(wfd.cFileName[0] == '.' && ((wfd.cFileName[1] == '.' && wfd.cFileName[2] == 0) || wfd.cFileName[1] == 0))) {
wsprintfW(szPath, szFormat, szDir, wfd.cFileName, wfd.cFileName);
hr = GetThemeDocumentationProperty(szPath, szDisplayName, szName, sizeof(szName)/sizeof(szName[0]));
if(SUCCEEDED(hr))
hr = GetThemeDocumentationProperty(szPath, szTooltip, szTip, sizeof(szTip)/sizeof(szTip[0]));
if(SUCCEEDED(hr)) {
TRACE("callback(%s,%s,%s,%p)\n", debugstr_w(szPath), debugstr_w(szName), debugstr_w(szTip), lpData);
if(!callback(NULL, szPath, szName, szTip, NULL, lpData)) {
TRACE("callback ended enum\n");
break;
}
}
}
} while(FindNextFileW(hFind, &wfd));
FindClose(hFind);
}
return S_OK;
}
/**********************************************************************
* EnumThemeColors (UXTHEME.9)
*
* Enumerate theme colors available with a particular size
*
* PARAMS
* pszThemeFileName Path to a msstyles theme file
* pszSizeName Theme size to enumerate available colors
* If NULL the default theme size is used
* dwColorNum Color index to retrieve, increment from 0
* pszColorName Output color name
*
* RETURNS
* S_OK on success
* E_PROP_ID_UNSUPPORTED when dwColorName does not refer to a color
* or when pszSizeName does not refer to a valid size
*
* NOTES
* XP fails with E_POINTER when pszColorName points to a buffer smaller then 605
* characters
*
* Not very efficient that I'm opening & validating the theme every call, but
* this is undocumented and almost never called..
* (and this is how windows works too)
*/
HRESULT WINAPI EnumThemeColors(LPWSTR pszThemeFileName, LPWSTR pszSizeName,
DWORD dwColorNum, LPWSTR pszColorName)
{
PTHEME_FILE pt;
HRESULT hr;
LPWSTR tmp;
TRACE("(%s,%s,%ld)\n", debugstr_w(pszThemeFileName),
debugstr_w(pszSizeName), dwColorNum);
hr = MSSTYLES_OpenThemeFile(pszThemeFileName, NULL, pszSizeName, &pt);
if(FAILED(hr)) return hr;
tmp = pt->pszAvailColors;
while(dwColorNum && *tmp) {
dwColorNum--;
tmp += lstrlenW(tmp)+1;
}
if(!dwColorNum && *tmp) {
TRACE("%s\n", debugstr_w(tmp));
lstrcpyW(pszColorName, tmp);
}
else
hr = E_PROP_ID_UNSUPPORTED;
MSSTYLES_CloseThemeFile(pt);
return hr;
}
/**********************************************************************
* EnumThemeSizes (UXTHEME.10)
*
* Enumerate theme colors available with a particular size
*
* PARAMS
* pszThemeFileName Path to a msstyles theme file
* pszColorName Theme color to enumerate available sizes
* If NULL the default theme color is used
* dwSizeNum Size index to retrieve, increment from 0
* pszSizeName Output size name
*
* RETURNS
* S_OK on success
* E_PROP_ID_UNSUPPORTED when dwSizeName does not refer to a size
* or when pszColorName does not refer to a valid color
*
* NOTES
* XP fails with E_POINTER when pszSizeName points to a buffer smaller then 605
* characters
*
* Not very efficient that I'm opening & validating the theme every call, but
* this is undocumented and almost never called..
* (and this is how windows works too)
*/
HRESULT WINAPI EnumThemeSizes(LPWSTR pszThemeFileName, LPWSTR pszColorName,
DWORD dwSizeNum, LPWSTR pszSizeName)
{
PTHEME_FILE pt;
HRESULT hr;
LPWSTR tmp;
TRACE("(%s,%s,%ld)\n", debugstr_w(pszThemeFileName),
debugstr_w(pszColorName), dwSizeNum);
hr = MSSTYLES_OpenThemeFile(pszThemeFileName, pszColorName, NULL, &pt);
if(FAILED(hr)) return hr;
tmp = pt->pszAvailSizes;
while(dwSizeNum && *tmp) {
dwSizeNum--;
tmp += lstrlenW(tmp)+1;
}
if(!dwSizeNum && *tmp) {
TRACE("%s\n", debugstr_w(tmp));
lstrcpyW(pszSizeName, tmp);
}
else
hr = E_PROP_ID_UNSUPPORTED;
MSSTYLES_CloseThemeFile(pt);
return hr;
}
/**********************************************************************
* ParseThemeIniFile (UXTHEME.11)
*
* Enumerate data in a theme INI file.
*
* PARAMS
* pszIniFileName Path to a theme ini file
* pszUnknown Cannot be NULL, L"" is valid
* callback Called for each found entry
* lpData Passed through to callback
*
* RETURNS
* S_OK on success
* 0x800706488 (Unknown property) when enumeration is canceled from callback
*
* NOTES
* When pszUnknown is NULL the callback is never called, the value does not seem to surve
* any other purpose
*/
HRESULT WINAPI ParseThemeIniFile(LPCWSTR pszIniFileName, LPWSTR pszUnknown,
ParseThemeIniFileProc callback, LPVOID lpData)
{
FIXME("%s %s: stub\n", debugstr_w(pszIniFileName), debugstr_w(pszUnknown));
return ERROR_CALL_NOT_IMPLEMENTED;
}
/**********************************************************************
* CheckThemeSignature (UXTHEME.29)
*
* Validates the signature of a theme file
*
* PARAMS
* pszIniFileName Path to a theme file
*/
HRESULT WINAPI CheckThemeSignature(LPCWSTR pszThemeFileName)
{
PTHEME_FILE pt;
HRESULT hr;
TRACE("(%s)\n", debugstr_w(pszThemeFileName));
hr = MSSTYLES_OpenThemeFile(pszThemeFileName, NULL, NULL, &pt);
if(FAILED(hr))
return hr;
MSSTYLES_CloseThemeFile(pt);
return S_OK;
}