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wine-wine/dlls/ole32/itemmoniker.c

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/*
* ItemMonikers implementation
*
* Copyright 1999 Noomen Hamza
*
* 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 <assert.h>
#include <stdarg.h>
#include <string.h>
#define COBJMACROS
#define NONAMELESSUNION
#include "winerror.h"
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "winnls.h"
#include "wine/debug.h"
#include "wine/heap.h"
#include "ole2.h"
#include "moniker.h"
WINE_DEFAULT_DEBUG_CHANNEL(ole);
/* ItemMoniker data structure */
typedef struct ItemMonikerImpl{
IMoniker IMoniker_iface; /* VTable relative to the IMoniker interface.*/
IROTData IROTData_iface; /* VTable relative to the IROTData interface.*/
LONG ref;
LPOLESTR itemName; /* item name identified by this ItemMoniker */
LPOLESTR itemDelimiter; /* Delimiter string */
IUnknown *pMarshal; /* custom marshaler */
} ItemMonikerImpl;
static inline ItemMonikerImpl *impl_from_IMoniker(IMoniker *iface)
{
return CONTAINING_RECORD(iface, ItemMonikerImpl, IMoniker_iface);
}
static ItemMonikerImpl *unsafe_impl_from_IMoniker(IMoniker *iface);
static inline ItemMonikerImpl *impl_from_IROTData(IROTData *iface)
{
return CONTAINING_RECORD(iface, ItemMonikerImpl, IROTData_iface);
}
struct container_lock
{
IUnknown IUnknown_iface;
LONG refcount;
IOleItemContainer *container;
};
static struct container_lock *impl_lock_from_IUnknown(IUnknown *iface)
{
return CONTAINING_RECORD(iface, struct container_lock, IUnknown_iface);
}
static HRESULT WINAPI container_lock_QueryInterface(IUnknown *iface, REFIID riid, void **obj)
{
if (IsEqualIID(riid, &IID_IUnknown))
{
*obj = iface;
IUnknown_AddRef(iface);
return S_OK;
}
WARN("Unsupported interface %s.\n", debugstr_guid(riid));
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI container_lock_AddRef(IUnknown *iface)
{
struct container_lock *lock = impl_lock_from_IUnknown(iface);
return InterlockedIncrement(&lock->refcount);
}
static ULONG WINAPI container_lock_Release(IUnknown *iface)
{
struct container_lock *lock = impl_lock_from_IUnknown(iface);
ULONG refcount = InterlockedDecrement(&lock->refcount);
if (!refcount)
{
IOleItemContainer_LockContainer(lock->container, FALSE);
IOleItemContainer_Release(lock->container);
heap_free(lock);
}
return refcount;
}
static const IUnknownVtbl container_lock_vtbl =
{
container_lock_QueryInterface,
container_lock_AddRef,
container_lock_Release,
};
static HRESULT set_container_lock(IOleItemContainer *container, IBindCtx *pbc)
{
struct container_lock *lock;
HRESULT hr;
if (!(lock = heap_alloc(sizeof(*lock))))
return E_OUTOFMEMORY;
if (FAILED(hr = IOleItemContainer_LockContainer(container, TRUE)))
{
heap_free(lock);
return hr;
}
lock->IUnknown_iface.lpVtbl = &container_lock_vtbl;
lock->refcount = 1;
lock->container = container;
IOleItemContainer_AddRef(lock->container);
hr = IBindCtx_RegisterObjectBound(pbc, &lock->IUnknown_iface);
IUnknown_Release(&lock->IUnknown_iface);
return hr;
}
/*******************************************************************************
* ItemMoniker_QueryInterface
*******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_QueryInterface(IMoniker *iface, REFIID riid, void **ppvObject)
{
ItemMonikerImpl *This = impl_from_IMoniker(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), ppvObject);
if (!ppvObject)
return E_INVALIDARG;
if (IsEqualIID(&IID_IUnknown, riid) ||
IsEqualIID(&IID_IPersist, riid) ||
IsEqualIID(&IID_IPersistStream, riid) ||
IsEqualIID(&IID_IMoniker, riid) ||
IsEqualGUID(&CLSID_ItemMoniker, riid))
{
*ppvObject = iface;
}
else if (IsEqualIID(&IID_IROTData, riid))
*ppvObject = &This->IROTData_iface;
else if (IsEqualIID(&IID_IMarshal, riid))
{
HRESULT hr = S_OK;
if (!This->pMarshal)
hr = MonikerMarshal_Create(iface, &This->pMarshal);
if (hr != S_OK)
return hr;
return IUnknown_QueryInterface(This->pMarshal, riid, ppvObject);
}
else
{
*ppvObject = NULL;
return E_NOINTERFACE;
}
IMoniker_AddRef(iface);
return S_OK;
}
/******************************************************************************
* ItemMoniker_AddRef
******************************************************************************/
static ULONG WINAPI ItemMonikerImpl_AddRef(IMoniker* iface)
{
ItemMonikerImpl *This = impl_from_IMoniker(iface);
TRACE("(%p)\n",This);
return InterlockedIncrement(&This->ref);
}
/******************************************************************************
* ItemMoniker_Release
******************************************************************************/
static ULONG WINAPI ItemMonikerImpl_Release(IMoniker* iface)
{
ItemMonikerImpl *moniker = impl_from_IMoniker(iface);
ULONG refcount = InterlockedDecrement(&moniker->ref);
TRACE("%p, refcount %u.\n", iface, refcount);
if (!refcount)
{
if (moniker->pMarshal) IUnknown_Release(moniker->pMarshal);
heap_free(moniker->itemName);
heap_free(moniker->itemDelimiter);
heap_free(moniker);
}
return refcount;
}
/******************************************************************************
* ItemMoniker_GetClassID
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_GetClassID(IMoniker* iface,CLSID *pClassID)
{
TRACE("(%p,%p)\n",iface,pClassID);
if (pClassID==NULL)
return E_POINTER;
*pClassID = CLSID_ItemMoniker;
return S_OK;
}
/******************************************************************************
* ItemMoniker_IsDirty
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_IsDirty(IMoniker* iface)
{
/* Note that the OLE-provided implementations of the IPersistStream::IsDirty
method in the OLE-provided moniker interfaces always return S_FALSE because
their internal state never changes. */
TRACE("(%p)\n",iface);
return S_FALSE;
}
static HRESULT item_moniker_load_string_record(IStream *stream, WCHAR **ret)
{
DWORD str_len, read_len, lenW, i;
HRESULT hr = S_OK;
char *buffer;
WCHAR *str;
IStream_Read(stream, &str_len, sizeof(str_len), &read_len);
if (read_len != sizeof(str_len))
return E_FAIL;
if (!str_len)
{
heap_free(*ret);
*ret = NULL;
return S_OK;
}
if (!(buffer = heap_alloc(str_len)))
return E_OUTOFMEMORY;
IStream_Read(stream, buffer, str_len, &read_len);
if (read_len != str_len)
{
heap_free(buffer);
return E_FAIL;
}
/* Skip ansi buffer, it must be null terminated. */
i = 0;
while (i < str_len && buffer[i])
i++;
if (buffer[i])
{
WARN("Expected null terminated ansi name.\n");
hr = E_FAIL;
goto end;
}
if (i < str_len - 1)
{
str_len -= i + 1;
if (str_len % sizeof(WCHAR))
{
WARN("Unexpected Unicode name length %d.\n", str_len);
hr = E_FAIL;
goto end;
}
str = heap_alloc(str_len + sizeof(WCHAR));
if (str)
{
memcpy(str, &buffer[i + 1], str_len);
str[str_len / sizeof(WCHAR)] = 0;
}
}
else
{
lenW = MultiByteToWideChar(CP_ACP, 0, buffer, -1, NULL, 0);
str = heap_alloc(lenW * sizeof(WCHAR));
if (str)
MultiByteToWideChar(CP_ACP, 0, buffer, -1, str, lenW);
}
if (str)
{
heap_free(*ret);
*ret = str;
}
else
hr = E_OUTOFMEMORY;
end:
heap_free(buffer);
return hr;
}
/******************************************************************************
* ItemMoniker_Load
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_Load(IMoniker *iface, IStream *stream)
{
ItemMonikerImpl *This = impl_from_IMoniker(iface);
HRESULT hr;
TRACE("(%p, %p)\n", iface, stream);
/* Delimiter and name use the same record structure: 4 bytes byte-length field, followed by
string data. Data starts with single byte null-terminated string, WCHAR non-terminated
string optionally follows. Length of WCHAR string is determined as a difference between total
byte-length and single byte string length. */
hr = item_moniker_load_string_record(stream, &This->itemDelimiter);
if (SUCCEEDED(hr))
hr = item_moniker_load_string_record(stream, &This->itemName);
return hr;
}
/******************************************************************************
* ItemMoniker_Save
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_Save(IMoniker *iface, IStream *stream, BOOL fClearDirty)
{
ItemMonikerImpl *This = impl_from_IMoniker(iface);
int str_len;
HRESULT hr;
char *str;
TRACE("(%p, %p, %d)\n", iface, stream, fClearDirty);
/* data written by this function are : 1) DWORD : size of item delimiter string ('\0' included ) */
/* 2) String (type A): item delimiter string ('\0' included) */
/* 3) DWORD : size of item name string ('\0' included) */
/* 4) String (type A): item name string ('\0' included) */
if (This->itemDelimiter)
{
str_len = WideCharToMultiByte(CP_ACP, 0, This->itemDelimiter, -1, NULL, 0, NULL, NULL);
str = heap_alloc(str_len);
WideCharToMultiByte(CP_ACP, 0, This->itemDelimiter, -1, str, str_len, NULL, NULL);
hr = IStream_Write(stream, &str_len, sizeof(str_len), NULL);
hr = IStream_Write(stream, str, str_len, NULL);
heap_free(str);
}
else
{
str_len = 0;
hr = IStream_Write(stream, &str_len, sizeof(str_len), NULL);
}
str_len = WideCharToMultiByte(CP_ACP, 0, This->itemName, -1, NULL, 0, NULL, NULL);
str = heap_alloc(str_len);
WideCharToMultiByte(CP_ACP, 0, This->itemName, -1, str, str_len, NULL, NULL);
hr = IStream_Write(stream, &str_len, sizeof(str_len), NULL);
hr = IStream_Write(stream, str, str_len, NULL);
heap_free(str);
return hr;
}
/******************************************************************************
* ItemMoniker_GetSizeMax
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_GetSizeMax(IMoniker* iface, ULARGE_INTEGER* pcbSize)
{
ItemMonikerImpl *This = impl_from_IMoniker(iface);
DWORD nameLength=lstrlenW(This->itemName)+1;
TRACE("(%p,%p)\n",iface,pcbSize);
if (!pcbSize)
return E_POINTER;
/* for more details see ItemMonikerImpl_Save comments */
pcbSize->u.LowPart = sizeof(DWORD) + /* DWORD which contains delimiter length */
sizeof(DWORD) + /* DWORD which contains item name length */
nameLength*4 + /* item name string */
18; /* strange, but true */
if (This->itemDelimiter)
pcbSize->u.LowPart += (lstrlenW(This->itemDelimiter) + 1) * 4;
pcbSize->u.HighPart=0;
return S_OK;
}
static DWORD get_bind_speed_from_bindctx(IBindCtx *pbc)
{
DWORD bind_speed = BINDSPEED_INDEFINITE;
BIND_OPTS bind_opts;
bind_opts.cbStruct = sizeof(bind_opts);
if (SUCCEEDED(IBindCtx_GetBindOptions(pbc, &bind_opts)) && bind_opts.dwTickCountDeadline)
bind_speed = bind_opts.dwTickCountDeadline < 2500 ? BINDSPEED_IMMEDIATE : BINDSPEED_MODERATE;
return bind_speed;
}
/******************************************************************************
* ItemMoniker_BindToObject
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_BindToObject(IMoniker* iface,
IBindCtx* pbc,
IMoniker* pmkToLeft,
REFIID riid,
VOID** ppvResult)
{
ItemMonikerImpl *This = impl_from_IMoniker(iface);
IOleItemContainer *container;
HRESULT hr;
TRACE("(%p,%p,%p,%s,%p)\n",iface,pbc,pmkToLeft,debugstr_guid(riid),ppvResult);
if(ppvResult ==NULL)
return E_POINTER;
if(pmkToLeft==NULL)
return E_INVALIDARG;
*ppvResult=0;
hr = IMoniker_BindToObject(pmkToLeft, pbc, NULL, &IID_IOleItemContainer, (void **)&container);
if (SUCCEEDED(hr))
{
if (FAILED(hr = set_container_lock(container, pbc)))
WARN("Failed to lock container, hr %#x.\n", hr);
hr = IOleItemContainer_GetObject(container, This->itemName, get_bind_speed_from_bindctx(pbc), pbc,
riid, ppvResult);
IOleItemContainer_Release(container);
}
return hr;
}
/******************************************************************************
* ItemMoniker_BindToStorage
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_BindToStorage(IMoniker *iface, IBindCtx *pbc, IMoniker *pmkToLeft, REFIID riid,
void **ppvResult)
{
ItemMonikerImpl *moniker = impl_from_IMoniker(iface);
IOleItemContainer *container;
HRESULT hr;
TRACE("%p, %p, %p, %s, %p.\n", iface, pbc, pmkToLeft, debugstr_guid(riid), ppvResult);
*ppvResult = 0;
if (!pmkToLeft)
return E_INVALIDARG;
hr = IMoniker_BindToObject(pmkToLeft, pbc, NULL, &IID_IOleItemContainer, (void **)&container);
if (SUCCEEDED(hr))
{
if (FAILED(hr = set_container_lock(container, pbc)))
WARN("Failed to lock container, hr %#x.\n", hr);
hr = IOleItemContainer_GetObjectStorage(container, moniker->itemName, pbc, riid, ppvResult);
IOleItemContainer_Release(container);
}
return hr;
}
/******************************************************************************
* ItemMoniker_Reduce
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_Reduce(IMoniker* iface,
IBindCtx* pbc,
DWORD dwReduceHowFar,
IMoniker** ppmkToLeft,
IMoniker** ppmkReduced)
{
TRACE("(%p,%p,%d,%p,%p)\n",iface,pbc,dwReduceHowFar,ppmkToLeft,ppmkReduced);
if (ppmkReduced==NULL)
return E_POINTER;
ItemMonikerImpl_AddRef(iface);
*ppmkReduced=iface;
return MK_S_REDUCED_TO_SELF;
}
/******************************************************************************
* ItemMoniker_ComposeWith
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_ComposeWith(IMoniker* iface,
IMoniker* pmkRight,
BOOL fOnlyIfNotGeneric,
IMoniker** ppmkComposite)
{
HRESULT res=S_OK;
DWORD mkSys,mkSys2, order;
IEnumMoniker* penumMk=0;
IMoniker *pmostLeftMk=0;
IMoniker* tempMkComposite=0;
TRACE("(%p,%p,%d,%p)\n",iface,pmkRight,fOnlyIfNotGeneric,ppmkComposite);
if ((ppmkComposite==NULL)||(pmkRight==NULL))
return E_POINTER;
*ppmkComposite=0;
if (is_anti_moniker(pmkRight, &order))
{
return order > 1 ? create_anti_moniker(order - 1, ppmkComposite) : S_OK;
}
else
/* if pmkRight is a composite whose leftmost component is an anti-moniker, */
/* the returned moniker is the composite after the leftmost anti-moniker is removed. */
IMoniker_IsSystemMoniker(pmkRight,&mkSys);
if(mkSys==MKSYS_GENERICCOMPOSITE){
res=IMoniker_Enum(pmkRight,TRUE,&penumMk);
if (FAILED(res))
return res;
res=IEnumMoniker_Next(penumMk,1,&pmostLeftMk,NULL);
IMoniker_IsSystemMoniker(pmostLeftMk,&mkSys2);
if(mkSys2==MKSYS_ANTIMONIKER){
IMoniker_Release(pmostLeftMk);
tempMkComposite=iface;
IMoniker_AddRef(iface);
while(IEnumMoniker_Next(penumMk,1,&pmostLeftMk,NULL)==S_OK){
res=CreateGenericComposite(tempMkComposite,pmostLeftMk,ppmkComposite);
IMoniker_Release(tempMkComposite);
IMoniker_Release(pmostLeftMk);
tempMkComposite=*ppmkComposite;
IMoniker_AddRef(tempMkComposite);
}
return res;
}
else
return CreateGenericComposite(iface,pmkRight,ppmkComposite);
}
/* If pmkRight is not an anti-moniker, the method combines the two monikers into a generic
composite if fOnlyIfNotGeneric is FALSE; if fOnlyIfNotGeneric is TRUE, the method returns
a NULL moniker and a return value of MK_E_NEEDGENERIC */
else
if (!fOnlyIfNotGeneric)
return CreateGenericComposite(iface,pmkRight,ppmkComposite);
else
return MK_E_NEEDGENERIC;
}
/******************************************************************************
* ItemMoniker_Enum
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_Enum(IMoniker* iface,BOOL fForward, IEnumMoniker** ppenumMoniker)
{
TRACE("(%p,%d,%p)\n",iface,fForward,ppenumMoniker);
if (ppenumMoniker == NULL)
return E_POINTER;
*ppenumMoniker = NULL;
return S_OK;
}
/******************************************************************************
* ItemMoniker_IsEqual
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_IsEqual(IMoniker *iface, IMoniker *other)
{
ItemMonikerImpl *moniker = impl_from_IMoniker(iface), *other_moniker;
TRACE("%p, %p.\n", iface, other);
if (!other)
return E_INVALIDARG;
other_moniker = unsafe_impl_from_IMoniker(other);
if (!other_moniker)
return S_FALSE;
return !wcsicmp(moniker->itemName, other_moniker->itemName) ? S_OK : S_FALSE;
}
/******************************************************************************
* ItemMoniker_Hash
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_Hash(IMoniker* iface,DWORD* pdwHash)
{
ItemMonikerImpl *This = impl_from_IMoniker(iface);
DWORD h = 0;
int i,len;
int off = 0;
LPOLESTR val;
if (pdwHash==NULL)
return E_POINTER;
val = This->itemName;
len = lstrlenW(val);
for (i = len ; i > 0; i--)
h = (h * 3) ^ towupper(val[off++]);
*pdwHash=h;
return S_OK;
}
/******************************************************************************
* ItemMoniker_IsRunning
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_IsRunning(IMoniker *iface, IBindCtx *pbc, IMoniker *pmkToLeft,
IMoniker *pmkNewlyRunning)
{
ItemMonikerImpl *moniker = impl_from_IMoniker(iface);
IOleItemContainer *container;
IRunningObjectTable* rot;
HRESULT hr;
TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pmkNewlyRunning);
if (!pbc)
return E_INVALIDARG;
if (!pmkToLeft)
{
if (pmkNewlyRunning)
{
return IMoniker_IsEqual(iface, pmkNewlyRunning);
}
else
{
hr = IBindCtx_GetRunningObjectTable(pbc, &rot);
if (SUCCEEDED(hr))
{
hr = IRunningObjectTable_IsRunning(rot, iface);
IRunningObjectTable_Release(rot);
}
}
}
else
{
/* Container itself must be running too. */
hr = IMoniker_IsRunning(pmkToLeft, pbc, NULL, NULL);
if (hr != S_OK)
return hr;
hr = IMoniker_BindToObject(pmkToLeft, pbc, NULL, &IID_IOleItemContainer, (void **)&container);
if (SUCCEEDED(hr))
{
hr = IOleItemContainer_IsRunning(container, moniker->itemName);
IOleItemContainer_Release(container);
}
}
return hr;
}
/******************************************************************************
* ItemMoniker_GetTimeOfLastChange
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_GetTimeOfLastChange(IMoniker* iface,
IBindCtx* pbc,
IMoniker* pmkToLeft,
FILETIME* pItemTime)
{
IRunningObjectTable* rot;
HRESULT res;
IMoniker *compositeMk;
TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pItemTime);
if (pItemTime==NULL)
return E_INVALIDARG;
/* If pmkToLeft is NULL, this method returns MK_E_NOTBINDABLE */
if (pmkToLeft==NULL)
return MK_E_NOTBINDABLE;
else {
/* Otherwise, the method creates a composite of pmkToLeft and this moniker and uses the ROT to access */
/* the time of last change. If the object is not in the ROT, the method calls */
/* IMoniker::GetTimeOfLastChange on the pmkToLeft parameter. */
res=CreateGenericComposite(pmkToLeft,iface,&compositeMk);
if (FAILED(res))
return res;
res=IBindCtx_GetRunningObjectTable(pbc,&rot);
if (FAILED(res)) {
IMoniker_Release(compositeMk);
return res;
}
if (IRunningObjectTable_GetTimeOfLastChange(rot,compositeMk,pItemTime)!=S_OK)
res=IMoniker_GetTimeOfLastChange(pmkToLeft,pbc,NULL,pItemTime);
IMoniker_Release(compositeMk);
}
return res;
}
/******************************************************************************
* ItemMoniker_Inverse
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_Inverse(IMoniker* iface,IMoniker** ppmk)
{
TRACE("(%p,%p)\n",iface,ppmk);
if (ppmk==NULL)
return E_POINTER;
return CreateAntiMoniker(ppmk);
}
/******************************************************************************
* ItemMoniker_CommonPrefixWith
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_CommonPrefixWith(IMoniker* iface,IMoniker* pmkOther,IMoniker** ppmkPrefix)
{
DWORD mkSys;
TRACE("(%p,%p)\n", pmkOther, ppmkPrefix);
IMoniker_IsSystemMoniker(pmkOther,&mkSys);
/* If the other moniker is an item moniker that is equal to this moniker, this method sets *ppmkPrefix */
/* to this moniker and returns MK_S_US */
if((mkSys==MKSYS_ITEMMONIKER) && (IMoniker_IsEqual(iface,pmkOther)==S_OK) ){
*ppmkPrefix=iface;
IMoniker_AddRef(iface);
return MK_S_US;
}
else
/* otherwise, the method calls the MonikerCommonPrefixWith function. This function correctly handles */
/* the case where the other moniker is a generic composite. */
return MonikerCommonPrefixWith(iface,pmkOther,ppmkPrefix);
}
/******************************************************************************
* ItemMoniker_RelativePathTo
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_RelativePathTo(IMoniker* iface,IMoniker* pmOther, IMoniker** ppmkRelPath)
{
TRACE("(%p,%p,%p)\n",iface,pmOther,ppmkRelPath);
if (ppmkRelPath==NULL)
return E_POINTER;
*ppmkRelPath=0;
return MK_E_NOTBINDABLE;
}
/******************************************************************************
* ItemMoniker_GetDisplayName
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_GetDisplayName(IMoniker* iface,
IBindCtx* pbc,
IMoniker* pmkToLeft,
LPOLESTR *ppszDisplayName)
{
ItemMonikerImpl *This = impl_from_IMoniker(iface);
SIZE_T size;
TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,ppszDisplayName);
if (ppszDisplayName==NULL)
return E_POINTER;
if (pmkToLeft!=NULL){
return E_INVALIDARG;
}
size = lstrlenW(This->itemName) + 1;
if (This->itemDelimiter)
size += lstrlenW(This->itemDelimiter);
size *= sizeof(WCHAR);
*ppszDisplayName = CoTaskMemAlloc(size);
if (*ppszDisplayName==NULL)
return E_OUTOFMEMORY;
(*ppszDisplayName)[0] = 0;
if (This->itemDelimiter)
lstrcatW(*ppszDisplayName, This->itemDelimiter);
lstrcatW(*ppszDisplayName,This->itemName);
TRACE("-- %s\n", debugstr_w(*ppszDisplayName));
return S_OK;
}
/******************************************************************************
* ItemMoniker_ParseDisplayName
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_ParseDisplayName(IMoniker *iface, IBindCtx *pbc, IMoniker *pmkToLeft,
LPOLESTR displayname, ULONG *eaten, IMoniker **ppmkOut)
{
ItemMonikerImpl *This = impl_from_IMoniker(iface);
IOleItemContainer *container;
IParseDisplayName *parser;
HRESULT hr;
TRACE("%p, %p, %p, %s, %p, %p.\n", iface, pbc, pmkToLeft, debugstr_w(displayname), eaten, ppmkOut);
if (!pmkToLeft)
return MK_E_SYNTAX;
hr = IMoniker_BindToObject(pmkToLeft, pbc, NULL, &IID_IOleItemContainer, (void **)&container);
if (SUCCEEDED(hr))
{
if (SUCCEEDED(hr = set_container_lock(container, pbc)))
{
hr = IOleItemContainer_GetObject(container, This->itemName, get_bind_speed_from_bindctx(pbc), pbc,
&IID_IParseDisplayName, (void **)&parser);
if (SUCCEEDED(hr))
{
hr = IParseDisplayName_ParseDisplayName(parser, pbc, displayname, eaten, ppmkOut);
IParseDisplayName_Release(parser);
}
}
IOleItemContainer_Release(container);
}
return hr;
}
/******************************************************************************
* ItemMoniker_IsSystemMoniker
******************************************************************************/
static HRESULT WINAPI ItemMonikerImpl_IsSystemMoniker(IMoniker* iface,DWORD* pwdMksys)
{
TRACE("(%p,%p)\n",iface,pwdMksys);
if (!pwdMksys)
return E_POINTER;
(*pwdMksys)=MKSYS_ITEMMONIKER;
return S_OK;
}
/*******************************************************************************
* ItemMonikerIROTData_QueryInterface
*******************************************************************************/
static HRESULT WINAPI ItemMonikerROTDataImpl_QueryInterface(IROTData *iface,REFIID riid,
void **ppvObject)
{
ItemMonikerImpl *This = impl_from_IROTData(iface);
TRACE("(%p,%s,%p)\n",iface,debugstr_guid(riid),ppvObject);
return ItemMonikerImpl_QueryInterface(&This->IMoniker_iface, riid, ppvObject);
}
/***********************************************************************
* ItemMonikerIROTData_AddRef
*/
static ULONG WINAPI ItemMonikerROTDataImpl_AddRef(IROTData *iface)
{
ItemMonikerImpl *This = impl_from_IROTData(iface);
TRACE("(%p)\n",iface);
return ItemMonikerImpl_AddRef(&This->IMoniker_iface);
}
/***********************************************************************
* ItemMonikerIROTData_Release
*/
static ULONG WINAPI ItemMonikerROTDataImpl_Release(IROTData* iface)
{
ItemMonikerImpl *This = impl_from_IROTData(iface);
TRACE("(%p)\n",iface);
return ItemMonikerImpl_Release(&This->IMoniker_iface);
}
/******************************************************************************
* ItemMonikerIROTData_GetComparisonData
******************************************************************************/
static HRESULT WINAPI ItemMonikerROTDataImpl_GetComparisonData(IROTData *iface, BYTE *buffer, ULONG max_len,
ULONG *data_len)
{
ItemMonikerImpl *This = impl_from_IROTData(iface);
int name_len = lstrlenW(This->itemName);
int delim_len, i;
WCHAR *ptrW;
TRACE("(%p, %p, %u, %p)\n", iface, buffer, max_len, data_len);
delim_len = This->itemDelimiter && This->itemDelimiter[0] ? lstrlenW(This->itemDelimiter) : 0;
*data_len = sizeof(CLSID) + sizeof(WCHAR) + (delim_len + name_len) * sizeof(WCHAR);
if (max_len < *data_len)
return E_OUTOFMEMORY;
/* write CLSID */
memcpy(buffer, &CLSID_ItemMoniker, sizeof(CLSID));
buffer += sizeof(CLSID);
/* write delimiter */
for (i = 0, ptrW = (WCHAR *)buffer; i < delim_len; ++i)
ptrW[i] = towupper(This->itemDelimiter[i]);
buffer += (delim_len * sizeof(WCHAR));
/* write name */
for (i = 0, ptrW = (WCHAR *)buffer; i < name_len; ++i)
ptrW[i] = towupper(This->itemName[i]);
ptrW[i] = 0;
return S_OK;
}
/********************************************************************************/
/* Virtual function table for the ItemMonikerImpl class which include IPersist,*/
/* IPersistStream and IMoniker functions. */
static const IMonikerVtbl VT_ItemMonikerImpl =
{
ItemMonikerImpl_QueryInterface,
ItemMonikerImpl_AddRef,
ItemMonikerImpl_Release,
ItemMonikerImpl_GetClassID,
ItemMonikerImpl_IsDirty,
ItemMonikerImpl_Load,
ItemMonikerImpl_Save,
ItemMonikerImpl_GetSizeMax,
ItemMonikerImpl_BindToObject,
ItemMonikerImpl_BindToStorage,
ItemMonikerImpl_Reduce,
ItemMonikerImpl_ComposeWith,
ItemMonikerImpl_Enum,
ItemMonikerImpl_IsEqual,
ItemMonikerImpl_Hash,
ItemMonikerImpl_IsRunning,
ItemMonikerImpl_GetTimeOfLastChange,
ItemMonikerImpl_Inverse,
ItemMonikerImpl_CommonPrefixWith,
ItemMonikerImpl_RelativePathTo,
ItemMonikerImpl_GetDisplayName,
ItemMonikerImpl_ParseDisplayName,
ItemMonikerImpl_IsSystemMoniker
};
static ItemMonikerImpl *unsafe_impl_from_IMoniker(IMoniker *iface)
{
if (iface->lpVtbl != &VT_ItemMonikerImpl)
return NULL;
return CONTAINING_RECORD(iface, ItemMonikerImpl, IMoniker_iface);
}
/********************************************************************************/
/* Virtual function table for the IROTData class. */
static const IROTDataVtbl VT_ROTDataImpl =
{
ItemMonikerROTDataImpl_QueryInterface,
ItemMonikerROTDataImpl_AddRef,
ItemMonikerROTDataImpl_Release,
ItemMonikerROTDataImpl_GetComparisonData
};
/******************************************************************************
* CreateItemMoniker [OLE32.@]
******************************************************************************/
HRESULT WINAPI CreateItemMoniker(const WCHAR *delimiter, const WCHAR *name, IMoniker **ret)
{
ItemMonikerImpl *moniker;
int str_len;
HRESULT hr;
TRACE("%s, %s, %p.\n", debugstr_w(delimiter), debugstr_w(name), ret);
if (!(moniker = heap_alloc_zero(sizeof(*moniker))))
return E_OUTOFMEMORY;
moniker->IMoniker_iface.lpVtbl = &VT_ItemMonikerImpl;
moniker->IROTData_iface.lpVtbl = &VT_ROTDataImpl;
moniker->ref = 1;
str_len = (lstrlenW(name) + 1) * sizeof(WCHAR);
moniker->itemName = heap_alloc(str_len);
if (!moniker->itemName)
{
hr = E_OUTOFMEMORY;
goto failed;
}
memcpy(moniker->itemName, name, str_len);
if (delimiter)
{
str_len = (lstrlenW(delimiter) + 1) * sizeof(WCHAR);
moniker->itemDelimiter = heap_alloc(str_len);
if (!moniker->itemDelimiter)
{
hr = E_OUTOFMEMORY;
goto failed;
}
memcpy(moniker->itemDelimiter, delimiter, str_len);
}
*ret = &moniker->IMoniker_iface;
return S_OK;
failed:
IMoniker_Release(&moniker->IMoniker_iface);
return hr;
}
HRESULT WINAPI ItemMoniker_CreateInstance(IClassFactory *iface, IUnknown *outer, REFIID riid, void **ppv)
{
static const WCHAR emptyW[] = { 0 };
IMoniker *moniker;
HRESULT hr;
TRACE("(%p, %s, %p)\n", outer, debugstr_guid(riid), ppv);
*ppv = NULL;
if (outer)
return CLASS_E_NOAGGREGATION;
if (FAILED(hr = CreateItemMoniker(emptyW, emptyW, &moniker)))
return hr;
hr = IMoniker_QueryInterface(moniker, riid, ppv);
IMoniker_Release(moniker);
return hr;
}
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