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Sweden-Number/dlls/shell32/shellitem.c

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/*
* IShellItem and IShellItemArray implementations
*
* Copyright 2008 Vincent Povirk for CodeWeavers
*
* 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 "config.h"
#include "wine/port.h"
#include <stdio.h>
#include <stdarg.h>
#define COBJMACROS
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "windef.h"
#include "winbase.h"
#include "wine/debug.h"
#include "pidl.h"
#include "shell32_main.h"
#include "debughlp.h"
WINE_DEFAULT_DEBUG_CHANNEL(shell);
typedef struct _ShellItem {
IShellItem2 IShellItem2_iface;
LONG ref;
LPITEMIDLIST pidl;
IPersistIDList IPersistIDList_iface;
} ShellItem;
static inline ShellItem *impl_from_IShellItem2(IShellItem2 *iface)
{
return CONTAINING_RECORD(iface, ShellItem, IShellItem2_iface);
}
static inline ShellItem *impl_from_IPersistIDList( IPersistIDList *iface )
{
return CONTAINING_RECORD(iface, ShellItem, IPersistIDList_iface);
}
static HRESULT WINAPI ShellItem_QueryInterface(IShellItem2 *iface, REFIID riid,
void **ppv)
{
ShellItem *This = impl_from_IShellItem2(iface);
TRACE("(%p,%p,%p)\n", iface, riid, ppv);
if (!ppv) return E_INVALIDARG;
if (IsEqualIID(&IID_IUnknown, riid) || IsEqualIID(&IID_IShellItem, riid) ||
IsEqualIID(&IID_IShellItem2, riid))
{
*ppv = This;
}
else if (IsEqualIID(&IID_IPersist, riid) || IsEqualIID(&IID_IPersistIDList, riid))
{
*ppv = &This->IPersistIDList_iface;
}
else {
FIXME("not implemented for %s\n", shdebugstr_guid(riid));
*ppv = NULL;
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI ShellItem_AddRef(IShellItem2 *iface)
{
ShellItem *This = impl_from_IShellItem2(iface);
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p), new refcount=%i\n", iface, ref);
return ref;
}
static ULONG WINAPI ShellItem_Release(IShellItem2 *iface)
{
ShellItem *This = impl_from_IShellItem2(iface);
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p), new refcount=%i\n", iface, ref);
if (ref == 0)
{
ILFree(This->pidl);
HeapFree(GetProcessHeap(), 0, This);
}
return ref;
}
static HRESULT ShellItem_get_parent_pidl(ShellItem *This, LPITEMIDLIST *parent_pidl)
{
*parent_pidl = ILClone(This->pidl);
if (*parent_pidl)
{
if (ILRemoveLastID(*parent_pidl))
return S_OK;
else
{
ILFree(*parent_pidl);
*parent_pidl = NULL;
return E_INVALIDARG;
}
}
else
{
*parent_pidl = NULL;
return E_OUTOFMEMORY;
}
}
static HRESULT ShellItem_get_parent_shellfolder(ShellItem *This, IShellFolder **ppsf)
{
LPITEMIDLIST parent_pidl;
IShellFolder *desktop;
HRESULT ret;
ret = ShellItem_get_parent_pidl(This, &parent_pidl);
if (SUCCEEDED(ret))
{
ret = SHGetDesktopFolder(&desktop);
if (SUCCEEDED(ret))
{
ret = IShellFolder_BindToObject(desktop, parent_pidl, NULL, &IID_IShellFolder, (void**)ppsf);
IShellFolder_Release(desktop);
}
ILFree(parent_pidl);
}
return ret;
}
static HRESULT ShellItem_get_shellfolder(ShellItem *This, IBindCtx *pbc, IShellFolder **ppsf)
{
IShellFolder *desktop;
HRESULT ret;
ret = SHGetDesktopFolder(&desktop);
if (SUCCEEDED(ret))
{
if (_ILIsDesktop(This->pidl))
{
*ppsf = desktop;
IShellFolder_AddRef(*ppsf);
}
else
{
ret = IShellFolder_BindToObject(desktop, This->pidl, pbc, &IID_IShellFolder, (void**)ppsf);
}
IShellFolder_Release(desktop);
}
return ret;
}
static HRESULT WINAPI ShellItem_BindToHandler(IShellItem2 *iface, IBindCtx *pbc,
REFGUID rbhid, REFIID riid, void **ppvOut)
{
ShellItem *This = impl_from_IShellItem2(iface);
HRESULT ret;
TRACE("(%p,%p,%s,%p,%p)\n", iface, pbc, shdebugstr_guid(rbhid), riid, ppvOut);
*ppvOut = NULL;
if (IsEqualGUID(rbhid, &BHID_SFObject))
{
IShellFolder *psf;
ret = ShellItem_get_shellfolder(This, pbc, &psf);
if (SUCCEEDED(ret))
{
ret = IShellFolder_QueryInterface(psf, riid, ppvOut);
IShellFolder_Release(psf);
}
return ret;
}
else if (IsEqualGUID(rbhid, &BHID_SFUIObject))
{
IShellFolder *psf_parent;
if (_ILIsDesktop(This->pidl))
ret = SHGetDesktopFolder(&psf_parent);
else
ret = ShellItem_get_parent_shellfolder(This, &psf_parent);
if (SUCCEEDED(ret))
{
LPCITEMIDLIST pidl = ILFindLastID(This->pidl);
ret = IShellFolder_GetUIObjectOf(psf_parent, NULL, 1, &pidl, riid, NULL, ppvOut);
IShellFolder_Release(psf_parent);
}
return ret;
}
else if (IsEqualGUID(rbhid, &BHID_DataObject))
{
return ShellItem_BindToHandler(&This->IShellItem2_iface, pbc, &BHID_SFUIObject,
&IID_IDataObject, ppvOut);
}
FIXME("Unsupported BHID %s.\n", debugstr_guid(rbhid));
return MK_E_NOOBJECT;
}
static HRESULT WINAPI ShellItem_GetParent(IShellItem2 *iface, IShellItem **ppsi)
{
ShellItem *This = impl_from_IShellItem2(iface);
LPITEMIDLIST parent_pidl;
HRESULT ret;
TRACE("(%p,%p)\n", iface, ppsi);
ret = ShellItem_get_parent_pidl(This, &parent_pidl);
if (SUCCEEDED(ret))
{
ret = SHCreateShellItem(NULL, NULL, parent_pidl, ppsi);
ILFree(parent_pidl);
}
return ret;
}
static HRESULT WINAPI ShellItem_GetDisplayName(IShellItem2 *iface, SIGDN sigdnName,
LPWSTR *ppszName)
{
ShellItem *This = impl_from_IShellItem2(iface);
TRACE("(%p,%x,%p)\n", iface, sigdnName, ppszName);
return SHGetNameFromIDList(This->pidl, sigdnName, ppszName);
}
static HRESULT WINAPI ShellItem_GetAttributes(IShellItem2 *iface, SFGAOF sfgaoMask,
SFGAOF *psfgaoAttribs)
{
ShellItem *This = impl_from_IShellItem2(iface);
IShellFolder *parent_folder;
LPITEMIDLIST child_pidl;
HRESULT ret;
TRACE("(%p,%x,%p)\n", iface, sfgaoMask, psfgaoAttribs);
if (_ILIsDesktop(This->pidl))
ret = SHGetDesktopFolder(&parent_folder);
else
ret = ShellItem_get_parent_shellfolder(This, &parent_folder);
if (SUCCEEDED(ret))
{
child_pidl = ILFindLastID(This->pidl);
*psfgaoAttribs = sfgaoMask;
ret = IShellFolder_GetAttributesOf(parent_folder, 1, (LPCITEMIDLIST*)&child_pidl, psfgaoAttribs);
IShellFolder_Release(parent_folder);
}
return ret;
}
static HRESULT WINAPI ShellItem_Compare(IShellItem2 *iface, IShellItem *oth,
SICHINTF hint, int *piOrder)
{
LPWSTR dispname, dispname_oth;
HRESULT ret;
TRACE("(%p,%p,%x,%p)\n", iface, oth, hint, piOrder);
if(hint & (SICHINT_CANONICAL | SICHINT_ALLFIELDS))
FIXME("Unsupported flags 0x%08x\n", hint);
ret = IShellItem_GetDisplayName(iface, SIGDN_DESKTOPABSOLUTEEDITING, &dispname);
if(SUCCEEDED(ret))
{
ret = IShellItem_GetDisplayName(oth, SIGDN_DESKTOPABSOLUTEEDITING, &dispname_oth);
if(SUCCEEDED(ret))
{
*piOrder = lstrcmpiW(dispname, dispname_oth);
CoTaskMemFree(dispname_oth);
}
CoTaskMemFree(dispname);
}
if(SUCCEEDED(ret) && *piOrder &&
(hint & SICHINT_TEST_FILESYSPATH_IF_NOT_EQUAL))
{
LPWSTR dispname, dispname_oth;
TRACE("Testing filesystem path.\n");
ret = IShellItem_GetDisplayName(iface, SIGDN_FILESYSPATH, &dispname);
if(SUCCEEDED(ret))
{
ret = IShellItem_GetDisplayName(oth, SIGDN_FILESYSPATH, &dispname_oth);
if(SUCCEEDED(ret))
{
*piOrder = lstrcmpiW(dispname, dispname_oth);
CoTaskMemFree(dispname_oth);
}
CoTaskMemFree(dispname);
}
}
if(FAILED(ret))
return ret;
if(*piOrder)
return S_FALSE;
else
return S_OK;
}
static HRESULT WINAPI ShellItem2_GetPropertyStore(IShellItem2 *iface, GETPROPERTYSTOREFLAGS flags,
REFIID riid, void **ppv)
{
ShellItem *This = impl_from_IShellItem2(iface);
FIXME("Stub: %p (%d, %s, %p)\n", This, flags, shdebugstr_guid(riid), ppv);
return E_NOTIMPL;
}
static HRESULT WINAPI ShellItem2_GetPropertyStoreWithCreateObject(IShellItem2 *iface,
GETPROPERTYSTOREFLAGS flags, IUnknown *punkCreateObject, REFIID riid, void **ppv)
{
ShellItem *This = impl_from_IShellItem2(iface);
FIXME("Stub: %p (%08x, %p, %s, %p)\n",
This, flags, punkCreateObject, shdebugstr_guid(riid), ppv);
return E_NOTIMPL;
}
static HRESULT WINAPI ShellItem2_GetPropertyStoreForKeys(IShellItem2 *iface, const PROPERTYKEY *rgKeys,
UINT cKeys, GETPROPERTYSTOREFLAGS flags, REFIID riid, void **ppv)
{
ShellItem *This = impl_from_IShellItem2(iface);
FIXME("Stub: %p (%p, %d, %08x, %s, %p)\n",
This, rgKeys, cKeys, flags, shdebugstr_guid(riid), ppv);
return E_NOTIMPL;
}
static HRESULT WINAPI ShellItem2_GetPropertyDescriptionList(IShellItem2 *iface,
REFPROPERTYKEY keyType, REFIID riid, void **ppv)
{
ShellItem *This = impl_from_IShellItem2(iface);
FIXME("Stub: %p (%p, %s, %p)\n", This, keyType, debugstr_guid(riid), ppv);
return E_NOTIMPL;
}
static HRESULT WINAPI ShellItem2_Update(IShellItem2 *iface, IBindCtx *pbc)
{
ShellItem *This = impl_from_IShellItem2(iface);
FIXME("Stub: %p (%p)\n", This, pbc);
return E_NOTIMPL;
}
static HRESULT WINAPI ShellItem2_GetProperty(IShellItem2 *iface, REFPROPERTYKEY key, PROPVARIANT *ppropvar)
{
ShellItem *This = impl_from_IShellItem2(iface);
FIXME("Stub: %p (%p, %p)\n", This, key, ppropvar);
return E_NOTIMPL;
}
static HRESULT WINAPI ShellItem2_GetCLSID(IShellItem2 *iface, REFPROPERTYKEY key, CLSID *pclsid)
{
ShellItem *This = impl_from_IShellItem2(iface);
FIXME("Stub: %p (%p, %p)\n", This, key, pclsid);
return E_NOTIMPL;
}
static HRESULT WINAPI ShellItem2_GetFileTime(IShellItem2 *iface, REFPROPERTYKEY key, FILETIME *pft)
{
ShellItem *This = impl_from_IShellItem2(iface);
FIXME("Stub: %p (%p, %p)\n", This, key, pft);
return E_NOTIMPL;
}
static HRESULT WINAPI ShellItem2_GetInt32(IShellItem2 *iface, REFPROPERTYKEY key, int *pi)
{
ShellItem *This = impl_from_IShellItem2(iface);
FIXME("Stub: %p (%p, %p)\n", This, key, pi);
return E_NOTIMPL;
}
static HRESULT WINAPI ShellItem2_GetString(IShellItem2 *iface, REFPROPERTYKEY key, LPWSTR *ppsz)
{
ShellItem *This = impl_from_IShellItem2(iface);
FIXME("Stub: %p (%p, %p)\n", This, key, ppsz);
return E_NOTIMPL;
}
static HRESULT WINAPI ShellItem2_GetUInt32(IShellItem2 *iface, REFPROPERTYKEY key, ULONG *pui)
{
ShellItem *This = impl_from_IShellItem2(iface);
FIXME("Stub: %p (%p, %p)\n", This, key, pui);
return E_NOTIMPL;
}
static HRESULT WINAPI ShellItem2_GetUInt64(IShellItem2 *iface, REFPROPERTYKEY key, ULONGLONG *pull)
{
ShellItem *This = impl_from_IShellItem2(iface);
FIXME("Stub: %p (%p, %p)\n", This, key, pull);
return E_NOTIMPL;
}
static HRESULT WINAPI ShellItem2_GetBool(IShellItem2 *iface, REFPROPERTYKEY key, BOOL *pf)
{
ShellItem *This = impl_from_IShellItem2(iface);
FIXME("Stub: %p (%p, %p)\n", This, key, pf);
return E_NOTIMPL;
}
static const IShellItem2Vtbl ShellItem2_Vtbl = {
ShellItem_QueryInterface,
ShellItem_AddRef,
ShellItem_Release,
ShellItem_BindToHandler,
ShellItem_GetParent,
ShellItem_GetDisplayName,
ShellItem_GetAttributes,
ShellItem_Compare,
ShellItem2_GetPropertyStore,
ShellItem2_GetPropertyStoreWithCreateObject,
ShellItem2_GetPropertyStoreForKeys,
ShellItem2_GetPropertyDescriptionList,
ShellItem2_Update,
ShellItem2_GetProperty,
ShellItem2_GetCLSID,
ShellItem2_GetFileTime,
ShellItem2_GetInt32,
ShellItem2_GetString,
ShellItem2_GetUInt32,
ShellItem2_GetUInt64,
ShellItem2_GetBool
};
static HRESULT ShellItem_GetClassID(ShellItem* This, CLSID *pClassID)
{
TRACE("(%p,%p)\n", This, pClassID);
*pClassID = CLSID_ShellItem;
return S_OK;
}
static HRESULT WINAPI ShellItem_IPersistIDList_QueryInterface(IPersistIDList *iface,
REFIID riid, void **ppv)
{
ShellItem *This = impl_from_IPersistIDList(iface);
return ShellItem_QueryInterface(&This->IShellItem2_iface, riid, ppv);
}
static ULONG WINAPI ShellItem_IPersistIDList_AddRef(IPersistIDList *iface)
{
ShellItem *This = impl_from_IPersistIDList(iface);
return ShellItem_AddRef(&This->IShellItem2_iface);
}
static ULONG WINAPI ShellItem_IPersistIDList_Release(IPersistIDList *iface)
{
ShellItem *This = impl_from_IPersistIDList(iface);
return ShellItem_Release(&This->IShellItem2_iface);
}
static HRESULT WINAPI ShellItem_IPersistIDList_GetClassID(IPersistIDList* iface,
CLSID *pClassID)
{
ShellItem *This = impl_from_IPersistIDList(iface);
return ShellItem_GetClassID(This, pClassID);
}
static HRESULT WINAPI ShellItem_IPersistIDList_SetIDList(IPersistIDList* iface,
LPCITEMIDLIST pidl)
{
ShellItem *This = impl_from_IPersistIDList(iface);
LPITEMIDLIST new_pidl;
TRACE("(%p,%p)\n", This, pidl);
new_pidl = ILClone(pidl);
if (new_pidl)
{
ILFree(This->pidl);
This->pidl = new_pidl;
return S_OK;
}
else
return E_OUTOFMEMORY;
}
static HRESULT WINAPI ShellItem_IPersistIDList_GetIDList(IPersistIDList* iface,
LPITEMIDLIST *ppidl)
{
ShellItem *This = impl_from_IPersistIDList(iface);
TRACE("(%p,%p)\n", This, ppidl);
*ppidl = ILClone(This->pidl);
if (*ppidl)
return S_OK;
else
return E_OUTOFMEMORY;
}
static const IPersistIDListVtbl ShellItem_IPersistIDList_Vtbl = {
ShellItem_IPersistIDList_QueryInterface,
ShellItem_IPersistIDList_AddRef,
ShellItem_IPersistIDList_Release,
ShellItem_IPersistIDList_GetClassID,
ShellItem_IPersistIDList_SetIDList,
ShellItem_IPersistIDList_GetIDList
};
HRESULT WINAPI IShellItem_Constructor(IUnknown *pUnkOuter, REFIID riid, void **ppv)
{
ShellItem *This;
HRESULT ret;
TRACE("(%p,%s)\n",pUnkOuter, debugstr_guid(riid));
*ppv = NULL;
if (pUnkOuter) return CLASS_E_NOAGGREGATION;
This = HeapAlloc(GetProcessHeap(), 0, sizeof(ShellItem));
This->IShellItem2_iface.lpVtbl = &ShellItem2_Vtbl;
This->ref = 1;
This->pidl = NULL;
This->IPersistIDList_iface.lpVtbl = &ShellItem_IPersistIDList_Vtbl;
ret = ShellItem_QueryInterface(&This->IShellItem2_iface, riid, ppv);
ShellItem_Release(&This->IShellItem2_iface);
return ret;
}
HRESULT WINAPI SHCreateShellItem(LPCITEMIDLIST pidlParent,
IShellFolder *psfParent, LPCITEMIDLIST pidl, IShellItem **ppsi)
{
ShellItem *This;
LPITEMIDLIST new_pidl;
HRESULT ret;
TRACE("(%p,%p,%p,%p)\n", pidlParent, psfParent, pidl, ppsi);
if (!pidl)
{
return E_INVALIDARG;
}
else if (pidlParent || psfParent)
{
LPITEMIDLIST temp_parent=NULL;
if (!pidlParent)
{
IPersistFolder2* ppf2Parent;
if (FAILED(IPersistFolder2_QueryInterface(psfParent, &IID_IPersistFolder2, (void**)&ppf2Parent)))
{
FIXME("couldn't get IPersistFolder2 interface of parent\n");
return E_NOINTERFACE;
}
if (FAILED(IPersistFolder2_GetCurFolder(ppf2Parent, &temp_parent)))
{
FIXME("couldn't get parent PIDL\n");
IPersistFolder2_Release(ppf2Parent);
return E_NOINTERFACE;
}
pidlParent = temp_parent;
IPersistFolder2_Release(ppf2Parent);
}
new_pidl = ILCombine(pidlParent, pidl);
ILFree(temp_parent);
if (!new_pidl)
return E_OUTOFMEMORY;
}
else
{
new_pidl = ILClone(pidl);
if (!new_pidl)
return E_OUTOFMEMORY;
}
ret = IShellItem_Constructor(NULL, &IID_IShellItem, (void**)&This);
if (This)
{
*ppsi = (IShellItem*)&This->IShellItem2_iface;
This->pidl = new_pidl;
}
else
{
*ppsi = NULL;
ILFree(new_pidl);
}
return ret;
}
HRESULT WINAPI SHCreateItemFromParsingName(PCWSTR pszPath,
IBindCtx *pbc, REFIID riid, void **ppv)
{
LPITEMIDLIST pidl;
HRESULT ret;
*ppv = NULL;
ret = SHParseDisplayName(pszPath, pbc, &pidl, 0, NULL);
if(SUCCEEDED(ret))
{
ShellItem *This;
ret = IShellItem_Constructor(NULL, riid, (void**)&This);
if(SUCCEEDED(ret))
{
This->pidl = pidl;
*ppv = (void*)This;
}
else
{
ILFree(pidl);
}
}
return ret;
}
HRESULT WINAPI SHCreateItemFromIDList(PCIDLIST_ABSOLUTE pidl, REFIID riid, void **ppv)
{
ShellItem *psiimpl;
HRESULT ret;
if(!pidl)
return E_INVALIDARG;
ret = IShellItem_Constructor(NULL, riid, ppv);
if(SUCCEEDED(ret))
{
psiimpl = (ShellItem*)*ppv;
psiimpl->pidl = ILClone(pidl);
}
return ret;
}
HRESULT WINAPI SHGetItemFromDataObject(IDataObject *pdtobj,
DATAOBJ_GET_ITEM_FLAGS dwFlags, REFIID riid, void **ppv)
{
FORMATETC fmt;
STGMEDIUM medium;
HRESULT ret;
TRACE("%p, %x, %s, %p\n", pdtobj, dwFlags, debugstr_guid(riid), ppv);
if(!pdtobj)
return E_INVALIDARG;
fmt.cfFormat = RegisterClipboardFormatW(CFSTR_SHELLIDLISTW);
fmt.ptd = NULL;
fmt.dwAspect = DVASPECT_CONTENT;
fmt.lindex = -1;
fmt.tymed = TYMED_HGLOBAL;
ret = IDataObject_GetData(pdtobj, &fmt, &medium);
if(SUCCEEDED(ret))
{
LPIDA pida = GlobalLock(medium.u.hGlobal);
if((pida->cidl > 1 && !(dwFlags & DOGIF_ONLY_IF_ONE)) ||
pida->cidl == 1)
{
LPITEMIDLIST pidl;
/* Get the first pidl (parent + child1) */
pidl = ILCombine((LPCITEMIDLIST) ((LPBYTE)pida+pida->aoffset[0]),
(LPCITEMIDLIST) ((LPBYTE)pida+pida->aoffset[1]));
ret = SHCreateItemFromIDList(pidl, riid, ppv);
ILFree(pidl);
}
else
{
ret = E_FAIL;
}
GlobalUnlock(medium.u.hGlobal);
GlobalFree(medium.u.hGlobal);
}
if(FAILED(ret) && !(dwFlags & DOGIF_NO_HDROP))
{
TRACE("Attempting to fall back on CF_HDROP.\n");
fmt.cfFormat = CF_HDROP;
fmt.ptd = NULL;
fmt.dwAspect = DVASPECT_CONTENT;
fmt.lindex = -1;
fmt.tymed = TYMED_HGLOBAL;
ret = IDataObject_GetData(pdtobj, &fmt, &medium);
if(SUCCEEDED(ret))
{
DROPFILES *df = GlobalLock(medium.u.hGlobal);
LPBYTE files = (LPBYTE)df + df->pFiles;
BOOL multiple_files = FALSE;
ret = E_FAIL;
if(!df->fWide)
{
WCHAR filename[MAX_PATH];
PCSTR first_file = (PCSTR)files;
if(*(files + lstrlenA(first_file) + 1) != 0)
multiple_files = TRUE;
if( !(multiple_files && (dwFlags & DOGIF_ONLY_IF_ONE)) )
{
MultiByteToWideChar(CP_ACP, 0, first_file, -1, filename, MAX_PATH);
ret = SHCreateItemFromParsingName(filename, NULL, riid, ppv);
}
}
else
{
PCWSTR first_file = (PCWSTR)files;
if(*((PCWSTR)files + lstrlenW(first_file) + 1) != 0)
multiple_files = TRUE;
if( !(multiple_files && (dwFlags & DOGIF_ONLY_IF_ONE)) )
ret = SHCreateItemFromParsingName(first_file, NULL, riid, ppv);
}
GlobalUnlock(medium.u.hGlobal);
GlobalFree(medium.u.hGlobal);
}
}
if(FAILED(ret) && !(dwFlags & DOGIF_NO_URL))
{
FIXME("Failed to create item, should try CF_URL.\n");
}
return ret;
}
HRESULT WINAPI SHGetItemFromObject(IUnknown *punk, REFIID riid, void **ppv)
{
LPITEMIDLIST pidl;
HRESULT ret;
ret = SHGetIDListFromObject(punk, &pidl);
if(SUCCEEDED(ret))
{
ret = SHCreateItemFromIDList(pidl, riid, ppv);
ILFree(pidl);
}
return ret;
}
/*************************************************************************
* IShellItemArray implementation
*/
typedef struct {
IShellItemArray IShellItemArray_iface;
LONG ref;
IShellItem **array;
DWORD item_count;
} IShellItemArrayImpl;
static inline IShellItemArrayImpl *impl_from_IShellItemArray(IShellItemArray *iface)
{
return CONTAINING_RECORD(iface, IShellItemArrayImpl, IShellItemArray_iface);
}
static HRESULT WINAPI IShellItemArray_fnQueryInterface(IShellItemArray *iface,
REFIID riid,
void **ppvObject)
{
IShellItemArrayImpl *This = impl_from_IShellItemArray(iface);
TRACE("%p (%s, %p)\n", This, shdebugstr_guid(riid), ppvObject);
*ppvObject = NULL;
if(IsEqualIID(riid, &IID_IShellItemArray) ||
IsEqualIID(riid, &IID_IUnknown))
{
*ppvObject = This;
}
if(*ppvObject)
{
IUnknown_AddRef((IUnknown*)*ppvObject);
return S_OK;
}
return E_NOINTERFACE;
}
static ULONG WINAPI IShellItemArray_fnAddRef(IShellItemArray *iface)
{
IShellItemArrayImpl *This = impl_from_IShellItemArray(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("%p - ref %d\n", This, ref);
return ref;
}
static ULONG WINAPI IShellItemArray_fnRelease(IShellItemArray *iface)
{
IShellItemArrayImpl *This = impl_from_IShellItemArray(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("%p - ref %d\n", This, ref);
if(!ref)
{
UINT i;
TRACE("Freeing.\n");
for(i = 0; i < This->item_count; i++)
IShellItem_Release(This->array[i]);
HeapFree(GetProcessHeap(), 0, This->array);
HeapFree(GetProcessHeap(), 0, This);
return 0;
}
return ref;
}
static HRESULT WINAPI IShellItemArray_fnBindToHandler(IShellItemArray *iface,
IBindCtx *pbc,
REFGUID bhid,
REFIID riid,
void **ppvOut)
{
IShellItemArrayImpl *This = impl_from_IShellItemArray(iface);
FIXME("Stub: %p (%p, %s, %s, %p)\n",
This, pbc, shdebugstr_guid(bhid), shdebugstr_guid(riid), ppvOut);
return E_NOTIMPL;
}
static HRESULT WINAPI IShellItemArray_fnGetPropertyStore(IShellItemArray *iface,
GETPROPERTYSTOREFLAGS flags,
REFIID riid,
void **ppv)
{
IShellItemArrayImpl *This = impl_from_IShellItemArray(iface);
FIXME("Stub: %p (%x, %s, %p)\n", This, flags, shdebugstr_guid(riid), ppv);
return E_NOTIMPL;
}
static HRESULT WINAPI IShellItemArray_fnGetPropertyDescriptionList(IShellItemArray *iface,
REFPROPERTYKEY keyType,
REFIID riid,
void **ppv)
{
IShellItemArrayImpl *This = impl_from_IShellItemArray(iface);
FIXME("Stub: %p (%p, %s, %p)\n",
This, keyType, shdebugstr_guid(riid), ppv);
return E_NOTIMPL;
}
static HRESULT WINAPI IShellItemArray_fnGetAttributes(IShellItemArray *iface,
SIATTRIBFLAGS AttribFlags,
SFGAOF sfgaoMask,
SFGAOF *psfgaoAttribs)
{
IShellItemArrayImpl *This = impl_from_IShellItemArray(iface);
FIXME("Stub: %p (%x, %x, %p)\n", This, AttribFlags, sfgaoMask, psfgaoAttribs);
return E_NOTIMPL;
}
static HRESULT WINAPI IShellItemArray_fnGetCount(IShellItemArray *iface,
DWORD *pdwNumItems)
{
IShellItemArrayImpl *This = impl_from_IShellItemArray(iface);
TRACE("%p (%p)\n", This, pdwNumItems);
*pdwNumItems = This->item_count;
return S_OK;
}
static HRESULT WINAPI IShellItemArray_fnGetItemAt(IShellItemArray *iface,
DWORD dwIndex,
IShellItem **ppsi)
{
IShellItemArrayImpl *This = impl_from_IShellItemArray(iface);
TRACE("%p (%x, %p)\n", This, dwIndex, ppsi);
/* zero indexed */
if(dwIndex + 1 > This->item_count)
return E_FAIL;
*ppsi = This->array[dwIndex];
IShellItem_AddRef(*ppsi);
return S_OK;
}
static HRESULT WINAPI IShellItemArray_fnEnumItems(IShellItemArray *iface,
IEnumShellItems **ppenumShellItems)
{
IShellItemArrayImpl *This = impl_from_IShellItemArray(iface);
FIXME("Stub: %p (%p)\n", This, ppenumShellItems);
return E_NOTIMPL;
}
static const IShellItemArrayVtbl vt_IShellItemArray = {
IShellItemArray_fnQueryInterface,
IShellItemArray_fnAddRef,
IShellItemArray_fnRelease,
IShellItemArray_fnBindToHandler,
IShellItemArray_fnGetPropertyStore,
IShellItemArray_fnGetPropertyDescriptionList,
IShellItemArray_fnGetAttributes,
IShellItemArray_fnGetCount,
IShellItemArray_fnGetItemAt,
IShellItemArray_fnEnumItems
};
static HRESULT IShellItemArray_Constructor(IUnknown *pUnkOuter, REFIID riid, void **ppv)
{
IShellItemArrayImpl *This;
HRESULT ret;
TRACE("(%p, %s, %p)\n",pUnkOuter, debugstr_guid(riid), ppv);
if(pUnkOuter)
return CLASS_E_NOAGGREGATION;
This = HeapAlloc(GetProcessHeap(), 0, sizeof(IShellItemArrayImpl));
if(!This)
return E_OUTOFMEMORY;
This->ref = 1;
This->IShellItemArray_iface.lpVtbl = &vt_IShellItemArray;
This->array = NULL;
This->item_count = 0;
ret = IShellItemArray_QueryInterface(&This->IShellItemArray_iface, riid, ppv);
IShellItemArray_Release(&This->IShellItemArray_iface);
return ret;
}
HRESULT WINAPI SHCreateShellItemArray(PCIDLIST_ABSOLUTE pidlParent,
IShellFolder *psf,
UINT cidl,
PCUITEMID_CHILD_ARRAY ppidl,
IShellItemArray **ppsiItemArray)
{
IShellItemArrayImpl *This;
IShellItem **array;
HRESULT ret = E_FAIL;
UINT i;
TRACE("%p, %p, %d, %p, %p\n", pidlParent, psf, cidl, ppidl, ppsiItemArray);
if(!pidlParent && !psf)
return E_POINTER;
if(!ppidl)
return E_INVALIDARG;
array = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, cidl*sizeof(IShellItem*));
if(!array)
return E_OUTOFMEMORY;
for(i = 0; i < cidl; i++)
{
ret = SHCreateShellItem(pidlParent, psf, ppidl[i], &array[i]);
if(FAILED(ret)) break;
}
if(SUCCEEDED(ret))
{
ret = IShellItemArray_Constructor(NULL, &IID_IShellItemArray, (void**)&This);
if(SUCCEEDED(ret))
{
This->array = array;
This->item_count = cidl;
*ppsiItemArray = &This->IShellItemArray_iface;
return ret;
}
}
/* Something failed, clean up. */
for(i = 0; i < cidl; i++)
if(array[i]) IShellItem_Release(array[i]);
HeapFree(GetProcessHeap(), 0, array);
*ppsiItemArray = NULL;
return ret;
}
HRESULT WINAPI SHCreateShellItemArrayFromShellItem(IShellItem *psi, REFIID riid, void **ppv)
{
IShellItemArrayImpl *This;
IShellItem **array;
HRESULT ret;
TRACE("%p, %s, %p\n", psi, shdebugstr_guid(riid), ppv);
array = HeapAlloc(GetProcessHeap(), 0, sizeof(IShellItem*));
if(!array)
return E_OUTOFMEMORY;
ret = IShellItemArray_Constructor(NULL, riid, (void**)&This);
if(SUCCEEDED(ret))
{
array[0] = psi;
IShellItem_AddRef(psi);
This->array = array;
This->item_count = 1;
*ppv = This;
}
else
{
HeapFree(GetProcessHeap(), 0, array);
*ppv = NULL;
}
return ret;
}
HRESULT WINAPI SHCreateShellItemArrayFromDataObject(IDataObject *pdo, REFIID riid, void **ppv)
{
IShellItemArray *psia;
FORMATETC fmt;
STGMEDIUM medium;
HRESULT ret;
TRACE("%p, %s, %p\n", pdo, shdebugstr_guid(riid), ppv);
if(!pdo)
return E_INVALIDARG;
*ppv = NULL;
fmt.cfFormat = RegisterClipboardFormatW(CFSTR_SHELLIDLISTW);
fmt.ptd = NULL;
fmt.dwAspect = DVASPECT_CONTENT;
fmt.lindex = -1;
fmt.tymed = TYMED_HGLOBAL;
ret = IDataObject_GetData(pdo, &fmt, &medium);
if(SUCCEEDED(ret))
{
LPIDA pida = GlobalLock(medium.u.hGlobal);
LPCITEMIDLIST parent_pidl;
LPCITEMIDLIST *children;
UINT i;
TRACE("Converting %d objects.\n", pida->cidl);
parent_pidl = (LPCITEMIDLIST) ((LPBYTE)pida+pida->aoffset[0]);
children = HeapAlloc(GetProcessHeap(), 0, sizeof(LPCITEMIDLIST)*pida->cidl);
for(i = 0; i < pida->cidl; i++)
children[i] = (LPCITEMIDLIST) ((LPBYTE)pida+pida->aoffset[i+1]);
ret = SHCreateShellItemArray(parent_pidl, NULL, pida->cidl, children, (IShellItemArray**)&psia);
HeapFree(GetProcessHeap(), 0, children);
GlobalUnlock(medium.u.hGlobal);
GlobalFree(medium.u.hGlobal);
}
if(SUCCEEDED(ret))
{
ret = IShellItemArray_QueryInterface(psia, riid, ppv);
IShellItemArray_Release(psia);
}
return ret;
}
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