bool sh_get_uiobject(
const _ITEMIDLIST * pidl,
_ITEMIDLIST ** ppidlPath,
_ITEMIDLIST ** ppidlItem,
struct IShellFolder **ppsfFolder,
const struct _GUID riid,
void **pObject
)
{
*ppidlItem = NULL;
*ppsfFolder = NULL;
*pObject = NULL;
LPITEMIDLIST p = *ppidlPath = duplicateIDlist(pidl);
if (NULL == p) return false;
//get last shit.emid - the file
while (NextID(p)->mkid.cb) p = NextID(p);
*ppidlItem = duplicateIDlist(p);
p->mkid.cb=0;
if (NULL == (*ppsfFolder = sh_get_folder_interface(*ppidlPath)))
return false;
//fake ITEMIDLIST - array for 1 file object
HRESULT hr = (*ppsfFolder)->GetUIObjectOf((HWND)NULL,
1, (LPCITEMIDLIST*)ppidlItem, riid, NULL, pObject);
return SUCCEEDED(hr) && NULL != *pObject;
}
LPITEMIDLIST sh_getpidl (IShellFolder *pSF, const char *path)
{
HRESULT hr; WCHAR wpath[MAX_PATH]; ULONG chEaten;
LPITEMIDLIST pIDFolder;
if (NULL == pSF)
{
hr = SHGetDesktopFolder(&pSF);
if (NOERROR!=hr)
return NULL;
}
char temp[MAX_PATH];
replace_slashes(temp, path);
MultiByteToWideChar(CP_ACP, 0, temp, -1, wpath, MAX_PATH);
hr = pSF->ParseDisplayName(
NULL, NULL, wpath, &chEaten, &pIDFolder, NULL);
pSF->Release();
if (NOERROR!=hr)
return NULL;
LPITEMIDLIST pID = duplicateIDlist(pIDFolder);
SHMalloc_Free(pIDFolder);
return pID;
}
//================================================
struct pidl_node *copy_pidl_list(const struct pidl_node *old_pidl_list)
{
const struct pidl_node *p;
struct pidl_node *new_pidl_list = NULL;
dolist (p, old_pidl_list)
append_node(&new_pidl_list, new_node(duplicateIDlist(p->v)));
return new_pidl_list;
}
CDropTarget(HWND hwnd, LPCITEMIDLIST pidl)
{
m_dwRef = 1;
m_pDropTarget = NULL;
m_hwnd = hwnd;
m_pidl = duplicateIDlist(pidl);
m_pDataObject = NULL;
//dbg_printf("CDropTarget created %d", ++objcount);
};
LPITEMIDLIST get_folder_pidl (const char *rawpath)
{
if (NULL==rawpath) return NULL;
char path [MAX_PATH];
char temp [MAX_PATH];
unquote(temp, rawpath);
if (false == is_relative_path(temp))
{
if (is_alpha(temp[0]) && temp[1] == ':' && temp[2] == 0)
temp[2] = '\\', temp[3] = 0;
return sh_getpidl(NULL, temp);
}
const char *p = temp;
int id = get_csidl(&p);
if (NO_CSIDL == id || CSIDL_BLACKBOX == id || CSIDL_CURTHEME == id)
{
GetBlackboxPath(path, MAX_PATH);
if (NO_CSIDL != id) path[strlen(path)-1] = 0;
if (p) strcat(path, p);
return sh_getpidl(NULL, path);
}
// special folders, like CONTROLS
LPITEMIDLIST pID1, pID;
if (NOERROR != SHGetSpecialFolderLocation(NULL, id, &pID1))
return sh_getpidl(NULL, temp);
if (NULL == p)
{
pID = duplicateIDlist(pID1);
}
else
{
pID = NULL;
// a subdirectory is specified, like APPDATA\microsoft
// so get its local pidl and append it
IShellFolder* pThisFolder = sh_get_folder_interface(pID1);
if (pThisFolder)
{
LPITEMIDLIST pID2 = sh_getpidl(pThisFolder, p+1);
if (pID2)
{
pID = joinIDlists(pID1, pID2);
m_free(pID2);
}
}
}
SHMalloc_Free(pID1);
return pID;
}
//===========================================================================
// SpecialFolder
//===========================================================================
SpecialFolder::SpecialFolder(const TCHAR *pszTitle, const struct pidl_node *pidl_list, const TCHAR *optional_command)
: Menu(pszTitle)
{
m_MenuID = MENU_ID_SF; // ID
m_pidl_list = NULL; // the list of pidl
m_notify = 0;
// create a copy of the SpecialFolderItem's pidl-list
m_pidl_list = copy_pidl_list(pidl_list);
m_pszExtra = new_str(optional_command);
// attach a copy of the (first) pidl to the TitleItem (for
// "shift - right - click on title" - context menu.
if (m_pidl_list) m_pMenuItems->m_pidl = duplicateIDlist(m_pidl_list->v);
// fill menu
UpdateFolder();
}
STDMETHODIMP CDropTarget::DragOver(DWORD grfKeyState, POINTL pt, LPDWORD pdwEffect)
{
#if 0
LPITEMIDLIST pidl = (LPITEMIDLIST)SendMessage(m_hwnd, BB_DRAGOVER, grfKeyState, (LPARAM)&pt);
// -----------------------------------------------------------
// if this is enabled, things are dropped to menu items
// rather than to the menu's folder itself
int s1 = pidl ? GetIDListSize(pidl) : 0;
int s2 = m_pidl ? GetIDListSize(m_pidl) : 0;
if (s1 != s2 || (s1 && memcmp(pidl, m_pidl, s1)))
{
AddRef();
DragLeave();
if (m_pidl) m_free(m_pidl);
m_pidl = duplicateIDlist(pidl);
DWORD dwEffect = *pdwEffect;
DragEnter(m_pDataObject, grfKeyState, pt, &dwEffect);
Release();
}
// -----------------------------------------------------------
#else
SendMessage(m_hwnd, BB_DRAGOVER, grfKeyState, (LPARAM)&pt);
#endif
// if we have a valid target object, relay the call
if(m_pDropTarget)
{
// mouse pointer information is not really relevant to the shell item...
return m_pDropTarget->DragOver(grfKeyState, pt, pdwEffect);
}
else
{
*pdwEffect = DROPEFFECT_NONE; // can't accept now
return S_OK;
}
}
