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Support for shellfolder's CallForAttributes registry value.

This commit is contained in:
Michael Jung 2005-06-25 17:55:53 +00:00 committed by Alexandre Julliard
parent 389f9d55d9
commit 11cadc368a
3 changed files with 84 additions and 47 deletions
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108
dlls/shell32/classes.c
View File

@ -26,6 +26,9 @@
#include <string.h>
#include <stdarg.h>
#include <stdio.h>
#define COBJMACROS
#include "wine/debug.h"
#include "winerror.h"
#include "windef.h"
@ -39,6 +42,7 @@
#include "shlguid.h"
#include "shresdef.h"
#include "shlwapi.h"
#include "pidl.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(shell);
@ -341,47 +345,81 @@ BOOL HCR_GetClassNameA(REFIID riid, LPSTR szDest, DWORD len)
return ret;
}
/***************************************************************************************
* HCR_GetFolderAttributes [internal]
*
* gets the folder attributes of a class
*
* FIXME
* verify the defaultvalue for *szDest
*/
BOOL HCR_GetFolderAttributes (REFIID riid, LPDWORD szDest)
{ HKEY hkey;
char xriid[60];
DWORD attributes;
DWORD len = 4;
/******************************************************************************
* HCR_GetFolderAttributes [Internal]
*
* Query the registry for a shell folders' attributes
*
* PARAMS
* pidlFolder [I] A simple pidl of type PT_GUID.
* pdwAttributes [IO] In: Attributes to be queried, OUT: Resulting attributes.
*
* RETURNS
* TRUE: Found information for the attributes in the registry
* FALSE: No attribute information found
*
* NOTES
* If queried for an attribute, which is set in the CallForAttributes registry
* value, the function binds to the shellfolder objects and queries it.
*/
BOOL HCR_GetFolderAttributes(LPCITEMIDLIST pidlFolder, LPDWORD pdwAttributes)
{
HKEY hSFKey;
LPOLESTR pwszCLSID;
LONG lResult;
DWORD dwTemp, dwLen;
static const WCHAR wszAttributes[] = { 'A','t','t','r','i','b','u','t','e','s',0 };
static const WCHAR wszCallForAttributes[] = {
'C','a','l','l','F','o','r','A','t','t','r','i','b','u','t','e','s',0 };
WCHAR wszShellFolderKey[] = { 'C','L','S','I','D','\\','{','0','0','0','2','1','4','0','0','-',
'0','0','0','0','-','0','0','0','0','-','C','0','0','0','-','0','0','0','0','0','0','0',
'0','0','0','4','6','}','\\','S','h','e','l','l','F','o','l','d','e','r',0 };
sprintf( xriid, "CLSID\\{%08lx-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x}",
riid->Data1, riid->Data2, riid->Data3,
riid->Data4[0], riid->Data4[1], riid->Data4[2], riid->Data4[3],
riid->Data4[4], riid->Data4[5], riid->Data4[6], riid->Data4[7] );
TRACE("%s\n",xriid );
TRACE("(pidlFolder=%p, pdwAttributes=%p)\n", pidlFolder, pdwAttributes);
if (!szDest) return FALSE;
*szDest = SFGAO_FOLDER|SFGAO_FILESYSTEM;
if (!_ILIsPidlSimple(pidlFolder)) {
ERR("HCR_GetFolderAttributes should be called for simple PIDL's only!\n");
return FALSE;
}
strcat (xriid, "\\ShellFolder");
if (!_ILIsDesktop(pidlFolder)) {
if (FAILED(StringFromCLSID(_ILGetGUIDPointer(pidlFolder), &pwszCLSID))) return FALSE;
memcpy(&wszShellFolderKey[6], pwszCLSID, 38 * sizeof(WCHAR));
CoTaskMemFree(pwszCLSID);
}
if (RegOpenKeyExA(HKEY_CLASSES_ROOT,xriid,0,KEY_READ,&hkey))
{
return FALSE;
}
lResult = RegOpenKeyExW(HKEY_CLASSES_ROOT, wszShellFolderKey, 0, KEY_READ, &hSFKey);
if (lResult != ERROR_SUCCESS) return FALSE;
if (RegQueryValueExA(hkey,"Attributes",0,NULL,(LPBYTE)&attributes,&len))
{
RegCloseKey(hkey);
return FALSE;
}
dwLen = sizeof(DWORD);
lResult = RegQueryValueExW(hSFKey, wszCallForAttributes, 0, NULL, (LPBYTE)&dwTemp, &dwLen);
if ((lResult == ERROR_SUCCESS) && (dwTemp & *pdwAttributes)) {
LPSHELLFOLDER psfDesktop, psfFolder;
HRESULT hr;
RegCloseKey(hkey);
RegCloseKey(hSFKey);
hr = SHGetDesktopFolder(&psfDesktop);
if (SUCCEEDED(hr)) {
hr = IShellFolder_BindToObject(psfDesktop, pidlFolder, NULL, &IID_IShellFolder,
(LPVOID*)&psfFolder);
if (SUCCEEDED(hr)) {
hr = IShellFolder_GetAttributesOf(psfFolder, 0, NULL, pdwAttributes);
}
}
IShellFolder_Release(psfFolder);
IShellFolder_Release(psfDesktop);
if (FAILED(hr)) return FALSE;
} else {
lResult = RegQueryValueExW(hSFKey, wszAttributes, 0, NULL, (LPBYTE)&dwTemp, &dwLen);
RegCloseKey(hSFKey);
if (lResult == ERROR_SUCCESS) {
*pdwAttributes &= dwTemp;
} else {
return FALSE;
}
}
TRACE("-- 0x%08lx\n", attributes);
TRACE("-- *pdwAttributes == 0x%08lx\n", *pdwAttributes);
*szDest = attributes;
return TRUE;
return TRUE;
}

2
dlls/shell32/shell32_main.h
View File

@ -67,7 +67,7 @@ BOOL HCR_MapTypeToValueA(LPCSTR szExtension, LPSTR szFileType, DWORD len, BOOL b
BOOL HCR_GetDefaultIconA(LPCSTR szClass, LPSTR szDest, DWORD len, LPDWORD dwNr);
BOOL HCR_GetClassNameA(REFIID riid, LPSTR szDest, DWORD len);
BOOL HCR_GetFolderAttributes(REFIID riid, LPDWORD szDest);
BOOL HCR_GetFolderAttributes(LPCITEMIDLIST pidlFolder, LPDWORD dwAttributes);
INT_PTR CALLBACK AboutDlgProc(HWND,UINT,WPARAM,LPARAM);
DWORD WINAPI ParseFieldA(LPCSTR src, DWORD nField, LPSTR dst, DWORD len);

13
dlls/shell32/shlfolder.c
View File

@ -372,7 +372,6 @@ HRESULT SHELL32_GetDisplayNameOfChild (IShellFolder2 * psf,
*/
HRESULT SHELL32_GetItemAttributes (IShellFolder * psf, LPCITEMIDLIST pidl, LPDWORD pdwAttributes)
{
GUID const *clsid;
DWORD dwAttributes;
static const DWORD dwSupportedAttr=
SFGAO_CANCOPY | /*0x00000001 */
@ -399,12 +398,12 @@ HRESULT SHELL32_GetItemAttributes (IShellFolder * psf, LPCITEMIDLIST pidl, LPDWO
}
if (_ILIsDrive (pidl)) {
*pdwAttributes &= SFGAO_HASSUBFOLDER|SFGAO_FILESYSTEM|SFGAO_FOLDER|SFGAO_FILESYSANCESTOR|SFGAO_DROPTARGET|SFGAO_HASPROPSHEET|SFGAO_CANLINK;
} else if ((clsid = _ILGetGUIDPointer (pidl))) {
if (HCR_GetFolderAttributes (clsid, &dwAttributes)) {
*pdwAttributes &= dwAttributes;
} else {
*pdwAttributes &= SFGAO_HASSUBFOLDER|SFGAO_FOLDER|SFGAO_FILESYSANCESTOR|SFGAO_DROPTARGET|SFGAO_HASPROPSHEET|SFGAO_CANRENAME|SFGAO_CANLINK;
*pdwAttributes &= SFGAO_HASSUBFOLDER|SFGAO_FILESYSTEM|SFGAO_FOLDER|SFGAO_FILESYSANCESTOR|
SFGAO_DROPTARGET|SFGAO_HASPROPSHEET|SFGAO_CANLINK;
} else if (_ILGetGUIDPointer (pidl)) {
if (!HCR_GetFolderAttributes (pidl, pdwAttributes)) {
*pdwAttributes &= SFGAO_HASSUBFOLDER|SFGAO_FOLDER|SFGAO_FILESYSANCESTOR|
SFGAO_DROPTARGET|SFGAO_HASPROPSHEET|SFGAO_CANRENAME|SFGAO_CANLINK;
}
} else if (_ILGetDataPointer (pidl)) {
dwAttributes = _ILGetFileAttributes (pidl, NULL, 0);