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reactos/dll/win32/shell32/folders/CRecycleBin.cpp

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/*
* Trash virtual folder support. The trashing engine is implemented in trash.c
*
* Copyright (C) 2006 Mikolaj Zalewski
* Copyright (C) 2009 Andrew Hill
*
* 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 <precomp.h>
#include <mmsystem.h>
#include <ntquery.h>
#define MAX_PROPERTY_SHEET_PAGE 32
WINE_DEFAULT_DEBUG_CHANNEL(CRecycleBin);
typedef struct
{
int column_name_id;
const GUID *fmtId;
DWORD pid;
int pcsFlags;
int fmt;
int cxChars;
} columninfo;
static const columninfo RecycleBinColumns[] =
{
{IDS_SHV_COLUMN_NAME, &FMTID_Storage, PID_STG_NAME, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_LEFT, 30},
{IDS_SHV_COLUMN_DELFROM, &FMTID_Displaced, PID_DISPLACED_FROM, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_LEFT, 30},
{IDS_SHV_COLUMN_DELDATE, &FMTID_Displaced, PID_DISPLACED_DATE, SHCOLSTATE_TYPE_DATE | SHCOLSTATE_ONBYDEFAULT, LVCFMT_LEFT, 20},
{IDS_SHV_COLUMN_SIZE, &FMTID_Storage, PID_STG_SIZE, SHCOLSTATE_TYPE_INT | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 20},
{IDS_SHV_COLUMN_TYPE, &FMTID_Storage, PID_STG_STORAGETYPE, SHCOLSTATE_TYPE_INT | SHCOLSTATE_ONBYDEFAULT, LVCFMT_LEFT, 20},
{IDS_SHV_COLUMN_MODIFIED, &FMTID_Storage, PID_STG_WRITETIME, SHCOLSTATE_TYPE_DATE | SHCOLSTATE_ONBYDEFAULT, LVCFMT_LEFT, 20},
/* {"creation time", &FMTID_Storage, PID_STG_CREATETIME, SHCOLSTATE_TYPE_DATE, LVCFMT_LEFT, 20}, */
/* {"attribs", &FMTID_Storage, PID_STG_ATTRIBUTES, SHCOLSTATE_TYPE_STR, LVCFMT_LEFT, 20}, */
};
#define COLUMN_NAME 0
#define COLUMN_DELFROM 1
#define COLUMN_DATEDEL 2
#define COLUMN_SIZE 3
#define COLUMN_TYPE 4
#define COLUMN_MTIME 5
#define COLUMNS_COUNT 6
/*
* Recycle Bin folder
*/
HRESULT CRecyclerExtractIcon_CreateInstance(LPCITEMIDLIST pidl, REFIID riid, LPVOID * ppvOut)
{
CComPtr<IDefaultExtractIconInit> initIcon;
HRESULT hr = SHCreateDefaultExtractIcon(IID_PPV_ARG(IDefaultExtractIconInit, &initIcon));
if (FAILED_UNEXPECTEDLY(hr))
return hr;
/* FIXME: This is completely unimplemented */
initIcon->SetNormalIcon(swShell32Name, 0);
return initIcon->QueryInterface(riid, ppvOut);
}
class CRecycleBinEnum :
public CEnumIDListBase
{
private:
public:
CRecycleBinEnum();
~CRecycleBinEnum();
HRESULT WINAPI Initialize(DWORD dwFlags);
static BOOL WINAPI CBEnumRecycleBin(IN PVOID Context, IN HANDLE hDeletedFile);
BOOL WINAPI CBEnumRecycleBin(IN HANDLE hDeletedFile);
BEGIN_COM_MAP(CRecycleBinEnum)
COM_INTERFACE_ENTRY_IID(IID_IEnumIDList, IEnumIDList)
END_COM_MAP()
};
class CRecycleBinItemContextMenu :
public CComObjectRootEx<CComMultiThreadModelNoCS>,
public IContextMenu2
{
private:
LPITEMIDLIST apidl;
public:
CRecycleBinItemContextMenu();
~CRecycleBinItemContextMenu();
HRESULT WINAPI Initialize(LPCITEMIDLIST pidl);
// IContextMenu
virtual HRESULT WINAPI QueryContextMenu(HMENU hMenu, UINT indexMenu, UINT idCmdFirst, UINT idCmdLast, UINT uFlags);
virtual HRESULT WINAPI InvokeCommand(LPCMINVOKECOMMANDINFO lpcmi);
virtual HRESULT WINAPI GetCommandString(UINT_PTR idCommand, UINT uFlags, UINT *lpReserved, LPSTR lpszName, UINT uMaxNameLen);
// IContextMenu2
virtual HRESULT WINAPI HandleMenuMsg(UINT uMsg, WPARAM wParam, LPARAM lParam);
BEGIN_COM_MAP(CRecycleBinItemContextMenu)
COM_INTERFACE_ENTRY_IID(IID_IContextMenu, IContextMenu)
COM_INTERFACE_ENTRY_IID(IID_IContextMenu2, IContextMenu2)
END_COM_MAP()
};
typedef struct
{
PIDLRecycleStruct *pFileDetails;
HANDLE hDeletedFile;
BOOL bFound;
} SEARCH_CONTEXT, *PSEARCH_CONTEXT;
BOOL WINAPI CBSearchRecycleBin(IN PVOID Context, IN HANDLE hDeletedFile)
{
PSEARCH_CONTEXT pContext = (PSEARCH_CONTEXT)Context;
PDELETED_FILE_DETAILS_W pFileDetails;
DWORD dwSize;
BOOL ret;
if (!GetDeletedFileDetailsW(hDeletedFile,
0,
NULL,
&dwSize) &&
GetLastError() != ERROR_INSUFFICIENT_BUFFER)
{
ERR("GetDeletedFileDetailsW failed\n");
return FALSE;
}
pFileDetails = (DELETED_FILE_DETAILS_W *)SHAlloc(dwSize);
if (!pFileDetails)
{
ERR("No memory\n");
return FALSE;
}
if (!GetDeletedFileDetailsW(hDeletedFile,
dwSize,
pFileDetails,
NULL))
{
ERR("GetDeletedFileDetailsW failed\n");
SHFree(pFileDetails);
return FALSE;
}
ret = memcmp(pFileDetails, pContext->pFileDetails, dwSize);
if (!ret)
{
pContext->hDeletedFile = hDeletedFile;
pContext->bFound = TRUE;
}
else
CloseRecycleBinHandle(hDeletedFile);
SHFree(pFileDetails);
return ret;
}
static PIDLRecycleStruct * _ILGetRecycleStruct(LPCITEMIDLIST pidl)
{
LPPIDLDATA pdata = _ILGetDataPointer(pidl);
if (pdata && pdata->type == 0x00)
return (PIDLRecycleStruct*) & (pdata->u.crecycle);
return NULL;
}
CRecycleBinEnum::CRecycleBinEnum()
{
}
CRecycleBinEnum::~CRecycleBinEnum()
{
}
HRESULT WINAPI CRecycleBinEnum::Initialize(DWORD dwFlags)
{
static LPCWSTR szDrive = L"C:\\";
if (dwFlags & SHCONTF_NONFOLDERS)
{
TRACE("Starting Enumeration\n");
if (!EnumerateRecycleBinW(szDrive /* FIXME */ , CBEnumRecycleBin, (PVOID)this))
{
WARN("Error: EnumerateCRecycleBinW failed\n");
return E_FAIL;
}
}
else
{
// do nothing
}
return S_OK;
}
static LPITEMIDLIST _ILCreateRecycleItem(PDELETED_FILE_DETAILS_W pFileDetails)
{
PIDLDATA tmp;
LPITEMIDLIST pidl;
PIDLRecycleStruct * p;
int size0 = (char*)&tmp.u.crecycle.szName - (char*)&tmp.u.crecycle;
int size = size0;
tmp.type = 0x00;
size += (wcslen(pFileDetails->FileName) + 1) * sizeof(WCHAR);
pidl = (LPITEMIDLIST)SHAlloc(size + 4);
if (!pidl)
return pidl;
pidl->mkid.cb = size + 2;
memcpy(pidl->mkid.abID, &tmp, 2 + size0);
p = &((PIDLDATA*)pidl->mkid.abID)->u.crecycle;
RtlCopyMemory(p, pFileDetails, sizeof(DELETED_FILE_DETAILS_W));
wcscpy(p->szName, pFileDetails->FileName);
*(WORD*)((char*)pidl + (size + 2)) = 0;
return pidl;
}
BOOL WINAPI CRecycleBinEnum::CBEnumRecycleBin(IN PVOID Context, IN HANDLE hDeletedFile)
{
return static_cast<CRecycleBinEnum *>(Context)->CBEnumRecycleBin(hDeletedFile);
}
BOOL WINAPI CRecycleBinEnum::CBEnumRecycleBin(IN HANDLE hDeletedFile)
{
PDELETED_FILE_DETAILS_W pFileDetails;
DWORD dwSize;
LPITEMIDLIST pidl = NULL;
BOOL ret;
if (!GetDeletedFileDetailsW(hDeletedFile,
0,
NULL,
&dwSize) &&
GetLastError() != ERROR_INSUFFICIENT_BUFFER)
{
ERR("GetDeletedFileDetailsW failed\n");
return FALSE;
}
pFileDetails = (DELETED_FILE_DETAILS_W *)SHAlloc(dwSize);
if (!pFileDetails)
{
ERR("No memory\n");
return FALSE;
}
if (!GetDeletedFileDetailsW(hDeletedFile,
dwSize,
pFileDetails,
NULL))
{
ERR("GetDeletedFileDetailsW failed\n");
SHFree(pFileDetails);
return FALSE;
}
pidl = _ILCreateRecycleItem(pFileDetails);
if (!pidl)
{
SHFree(pFileDetails);
return FALSE;
}
ret = AddToEnumList(pidl);
if (!ret)
SHFree(pidl);
SHFree(pFileDetails);
TRACE("Returning %d\n", ret);
CloseRecycleBinHandle(hDeletedFile);
return ret;
}
/**************************************************************************
* IContextMenu2 Bitbucket Item Implementation
*/
CRecycleBinItemContextMenu::CRecycleBinItemContextMenu()
{
apidl = NULL;
}
CRecycleBinItemContextMenu::~CRecycleBinItemContextMenu()
{
ILFree(apidl);
}
HRESULT WINAPI CRecycleBinItemContextMenu::Initialize(LPCITEMIDLIST pidl)
{
apidl = ILClone(pidl);
if (apidl == NULL)
return E_OUTOFMEMORY;
return S_OK;
}
HRESULT WINAPI CRecycleBinItemContextMenu::QueryContextMenu(HMENU hMenu, UINT indexMenu, UINT idCmdFirst, UINT idCmdLast, UINT uFlags)
{
WCHAR szBuffer[30] = {0};
ULONG Count = 1;
TRACE("(%p)->(hmenu=%p indexmenu=%x cmdfirst=%x cmdlast=%x flags=%x )\n", this, hMenu, indexMenu, idCmdFirst, idCmdLast, uFlags);
if (LoadStringW(shell32_hInstance, IDS_RESTORE, szBuffer, sizeof(szBuffer) / sizeof(WCHAR)))
{
szBuffer[(sizeof(szBuffer)/sizeof(WCHAR))-1] = L'\0';
_InsertMenuItemW(hMenu, indexMenu++, TRUE, idCmdFirst + Count, MFT_STRING, szBuffer, MFS_ENABLED);
Count++;
}
if (LoadStringW(shell32_hInstance, IDS_CUT, szBuffer, sizeof(szBuffer) / sizeof(WCHAR)))
{
_InsertMenuItemW(hMenu, indexMenu++, TRUE, idCmdFirst + Count++, MFT_SEPARATOR, NULL, MFS_ENABLED);
szBuffer[(sizeof(szBuffer)/sizeof(WCHAR))-1] = L'\0';
_InsertMenuItemW(hMenu, indexMenu++, TRUE, idCmdFirst + Count++, MFT_STRING, szBuffer, MFS_ENABLED);
}
if (LoadStringW(shell32_hInstance, IDS_DELETE, szBuffer, sizeof(szBuffer) / sizeof(WCHAR)))
{
szBuffer[(sizeof(szBuffer)/sizeof(WCHAR))-1] = L'\0';
_InsertMenuItemW(hMenu, indexMenu++, TRUE, idCmdFirst + Count++, MFT_SEPARATOR, NULL, MFS_ENABLED);
_InsertMenuItemW(hMenu, indexMenu++, TRUE, idCmdFirst + Count++, MFT_STRING, szBuffer, MFS_ENABLED);
}
if (LoadStringW(shell32_hInstance, IDS_PROPERTIES, szBuffer, sizeof(szBuffer) / sizeof(WCHAR)))
{
szBuffer[(sizeof(szBuffer)/sizeof(WCHAR))-1] = L'\0';
_InsertMenuItemW(hMenu, indexMenu++, TRUE, idCmdFirst + Count++, MFT_SEPARATOR, NULL, MFS_ENABLED);
_InsertMenuItemW(hMenu, indexMenu++, TRUE, idCmdFirst + Count, MFT_STRING, szBuffer, MFS_DEFAULT);
}
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, Count);
}
HRESULT WINAPI CRecycleBinItemContextMenu::InvokeCommand(LPCMINVOKECOMMANDINFO lpcmi)
{
SEARCH_CONTEXT Context;
static LPCWSTR szDrive = L"C:\\";
TRACE("(%p)->(invcom=%p verb=%p wnd=%p)\n", this, lpcmi, lpcmi->lpVerb, lpcmi->hwnd);
if (lpcmi->lpVerb == MAKEINTRESOURCEA(1) || lpcmi->lpVerb == MAKEINTRESOURCEA(5))
{
Context.pFileDetails = _ILGetRecycleStruct(apidl);
Context.bFound = FALSE;
EnumerateRecycleBinW(szDrive, CBSearchRecycleBin, (PVOID)&Context);
if (!Context.bFound)
return E_FAIL;
if (lpcmi->lpVerb == MAKEINTRESOURCEA(1))
{
/* restore file */
if (RestoreFile(Context.hDeletedFile))
return S_OK;
else
return E_FAIL;
}
else
{
DeleteFileHandleToRecycleBin(Context.hDeletedFile);
return E_NOTIMPL;
}
}
else if (lpcmi->lpVerb == MAKEINTRESOURCEA(3))
{
FIXME("implement cut\n");
return E_NOTIMPL;
}
else if (lpcmi->lpVerb == MAKEINTRESOURCEA(7))
{
FIXME("implement properties\n");
return E_NOTIMPL;
}
return S_OK;
}
HRESULT WINAPI CRecycleBinItemContextMenu::GetCommandString(UINT_PTR idCommand, UINT uFlags, UINT *lpReserved, LPSTR lpszName, UINT uMaxNameLen)
{
TRACE("(%p)->(idcom=%lx flags=%x %p name=%p len=%x)\n", this, idCommand, uFlags, lpReserved, lpszName, uMaxNameLen);
return E_FAIL;
}
HRESULT WINAPI CRecycleBinItemContextMenu::HandleMenuMsg(UINT uMsg, WPARAM wParam, LPARAM lParam)
{
TRACE("CRecycleBin_IContextMenu2Item_HandleMenuMsg (%p)->(msg=%x wp=%lx lp=%lx)\n", this, uMsg, wParam, lParam);
return E_NOTIMPL;
}
CRecycleBin::CRecycleBin()
{
pidl = NULL;
}
CRecycleBin::~CRecycleBin()
{
SHFree(pidl);
}
/*************************************************************************
* RecycleBin IPersistFolder2 interface
*/
HRESULT WINAPI CRecycleBin::GetClassID(CLSID *pClassID)
{
TRACE("(%p, %p)\n", this, pClassID);
if (pClassID == NULL)
return E_INVALIDARG;
memcpy(pClassID, &CLSID_RecycleBin, sizeof(CLSID));
return S_OK;
}
HRESULT WINAPI CRecycleBin::Initialize(LPCITEMIDLIST pidl)
{
TRACE("(%p, %p)\n", this, pidl);
SHFree((LPVOID)this->pidl);
this->pidl = ILClone(pidl);
if (this->pidl == NULL)
return E_OUTOFMEMORY;
return S_OK;
}
HRESULT WINAPI CRecycleBin::GetCurFolder(LPITEMIDLIST *ppidl)
{
TRACE("\n");
*ppidl = ILClone(pidl);
return S_OK;
}
/*************************************************************************
* RecycleBin IShellFolder2 interface
*/
HRESULT WINAPI CRecycleBin::ParseDisplayName(HWND hwnd, LPBC pbc,
LPOLESTR pszDisplayName, ULONG *pchEaten, PIDLIST_RELATIVE *ppidl,
ULONG *pdwAttributes)
{
FIXME("stub\n");
return E_NOTIMPL;
}
PDELETED_FILE_DETAILS_W
UnpackDetailsFromPidl(LPCITEMIDLIST pidl)
{
return (PDELETED_FILE_DETAILS_W)&pidl->mkid.abID;
}
HRESULT WINAPI CRecycleBin::EnumObjects(HWND hwndOwner, DWORD dwFlags, LPENUMIDLIST *ppEnumIDList)
{
return ShellObjectCreatorInit<CRecycleBinEnum>(dwFlags, IID_PPV_ARG(IEnumIDList, ppEnumIDList));
}
HRESULT WINAPI CRecycleBin::BindToObject(PCUIDLIST_RELATIVE pidl, LPBC pbc, REFIID riid, void **ppv)
{
FIXME("(%p, %p, %p, %s, %p) - stub\n", this, pidl, pbc, debugstr_guid(&riid), ppv);
return E_NOTIMPL;
}
HRESULT WINAPI CRecycleBin::BindToStorage(PCUIDLIST_RELATIVE pidl, LPBC pbc, REFIID riid, void **ppv)
{
FIXME("(%p, %p, %p, %s, %p) - stub\n", this, pidl, pbc, debugstr_guid(&riid), ppv);
return E_NOTIMPL;
}
HRESULT WINAPI CRecycleBin::CompareIDs(LPARAM lParam, PCUIDLIST_RELATIVE pidl1, PCUIDLIST_RELATIVE pidl2)
{
PIDLRecycleStruct* pData1 = _ILGetRecycleStruct(pidl1);
PIDLRecycleStruct* pData2 = _ILGetRecycleStruct(pidl2);
LPWSTR pName1, pName2;
if(!pData1 || !pData2 || LOWORD(lParam) >= COLUMNS_COUNT)
return E_INVALIDARG;
SHORT result;
LONGLONG diff;
switch (LOWORD(lParam))
{
case 0: /* Name */
pName1 = PathFindFileNameW(pData1->szName);
pName2 = PathFindFileNameW(pData2->szName);
result = wcsicmp(pName1, pName2);
break;
case 1: /* Orig. Location */
result = wcsicmp(pData1->szName, pData2->szName);
break;
case 2: /* Date Deleted */
result = CompareFileTime(&pData1->DeletionTime, &pData2->DeletionTime);
break;
case 3: /* Size */
diff = pData1->FileSize.QuadPart - pData2->FileSize.QuadPart;
return MAKE_COMPARE_HRESULT(diff);
case 4: /* Type */
pName1 = PathFindExtensionW(pData1->szName);
pName2 = PathFindExtensionW(pData2->szName);
result = wcsicmp(pName1, pName2);
break;
case 5: /* Modified */
result = CompareFileTime(&pData1->LastModification, &pData2->LastModification);
break;
}
return MAKE_COMPARE_HRESULT(result);
}
HRESULT WINAPI CRecycleBin::CreateViewObject(HWND hwndOwner, REFIID riid, void **ppv)
{
CComPtr<IShellView> pShellView;
HRESULT hr = E_NOINTERFACE;
TRACE("(%p, %p, %s, %p)\n", this, hwndOwner, debugstr_guid(&riid), ppv);
if (!ppv)
return hr;
*ppv = NULL;
if (IsEqualIID (riid, IID_IDropTarget))
{
hr = CRecyclerDropTarget_CreateInstance(riid, ppv);
}
else if (IsEqualIID (riid, IID_IContextMenu) || IsEqualIID (riid, IID_IContextMenu2))
{
hr = this->QueryInterface(riid, ppv);
}
else if (IsEqualIID (riid, IID_IShellView))
{
SFV_CREATE sfvparams = {sizeof(SFV_CREATE), this};
hr = SHCreateShellFolderView(&sfvparams, (IShellView**)ppv);
}
else
return hr;
TRACE ("-- (%p)->(interface=%p)\n", this, ppv);
return hr;
}
HRESULT WINAPI CRecycleBin::GetAttributesOf(UINT cidl, PCUITEMID_CHILD_ARRAY apidl,
SFGAOF *rgfInOut)
{
TRACE("(%p, %d, {%p, ...}, {%x})\n", this, cidl, apidl ? apidl[0] : NULL, (unsigned int)*rgfInOut);
*rgfInOut &= SFGAO_FOLDER|SFGAO_DROPTARGET|SFGAO_HASPROPSHEET|SFGAO_CANLINK;
return S_OK;
}
HRESULT WINAPI CRecycleBin::GetUIObjectOf(HWND hwndOwner, UINT cidl, PCUITEMID_CHILD_ARRAY apidl,
REFIID riid, UINT *prgfInOut, void **ppv)
{
LPVOID pObj = NULL;
HRESULT hr = E_INVALIDARG;
TRACE ("(%p)->(%p,%u,apidl=%p, %p %p)\n", this,
hwndOwner, cidl, apidl, prgfInOut, ppv);
if (!ppv)
return hr;
*ppv = NULL;
if ((IsEqualIID (riid, IID_IContextMenu) || IsEqualIID(riid, IID_IContextMenu2)) && (cidl >= 1))
{
hr = ShellObjectCreatorInit<CRecycleBinItemContextMenu>(apidl[0], riid, &pObj);
}
else if((IsEqualIID(riid, IID_IExtractIconA) || IsEqualIID(riid, IID_IExtractIconW)) && (cidl == 1))
{
hr = CRecyclerExtractIcon_CreateInstance(apidl[0], riid, &pObj);
}
else
hr = E_NOINTERFACE;
if (SUCCEEDED(hr) && !pObj)
hr = E_OUTOFMEMORY;
*ppv = pObj;
TRACE ("(%p)->hr=0x%08x\n", this, hr);
return hr;
}
HRESULT WINAPI CRecycleBin::GetDisplayNameOf(PCUITEMID_CHILD pidl, SHGDNF uFlags, STRRET *pName)
{
PIDLRecycleStruct *pFileDetails;
LPWSTR pFileName;
TRACE("(%p, %p, %x, %p)\n", this, pidl, (unsigned int)uFlags, pName);
pFileDetails = _ILGetRecycleStruct(pidl);
if (!pFileDetails)
{
pName->cStr[0] = 0;
pName->uType = STRRET_CSTR;
return E_INVALIDARG;
}
pFileName = wcsrchr(pFileDetails->szName, L'\\');
if (!pFileName)
{
pName->cStr[0] = 0;
pName->uType = STRRET_CSTR;
return E_UNEXPECTED;
}
pName->pOleStr = StrDupW(pFileName + 1);
if (pName->pOleStr == NULL)
return E_OUTOFMEMORY;
pName->uType = STRRET_WSTR;
return S_OK;
}
HRESULT WINAPI CRecycleBin::SetNameOf(HWND hwnd, PCUITEMID_CHILD pidl, LPCOLESTR pszName,
SHGDNF uFlags, PITEMID_CHILD *ppidlOut)
{
TRACE("\n");
return E_FAIL; /* not supported */
}
HRESULT WINAPI CRecycleBin::GetDefaultSearchGUID(GUID *pguid)
{
FIXME("stub\n");
return E_NOTIMPL;
}
HRESULT WINAPI CRecycleBin::EnumSearches(IEnumExtraSearch **ppEnum)
{
FIXME("stub\n");
*ppEnum = NULL;
return E_NOTIMPL;
}
HRESULT WINAPI CRecycleBin::GetDefaultColumn(DWORD dwReserved, ULONG *pSort, ULONG *pDisplay)
{
TRACE("(%p, %x, %p, %p)\n", this, (unsigned int)dwReserved, pSort, pDisplay);
if (pSort)
*pSort = 0;
if (pDisplay)
*pDisplay = 0;
return S_OK;
}
HRESULT WINAPI CRecycleBin::GetDefaultColumnState(UINT iColumn, SHCOLSTATEF *pcsFlags)
{
TRACE("(%p, %d, %p)\n", this, iColumn, pcsFlags);
if (iColumn >= COLUMNS_COUNT)
return E_INVALIDARG;
*pcsFlags = RecycleBinColumns[iColumn].pcsFlags;
return S_OK;
}
HRESULT WINAPI CRecycleBin::GetDetailsEx(PCUITEMID_CHILD pidl, const SHCOLUMNID *pscid, VARIANT *pv)
{
FIXME("stub\n");
return E_NOTIMPL;
}
static HRESULT FormatDateTime(LPWSTR buffer, int size, FILETIME * ft)
{
FILETIME lft;
SYSTEMTIME time;
int ret;
FileTimeToLocalFileTime(ft, &lft);
FileTimeToSystemTime(&lft, &time);
ret = GetDateFormatW(LOCALE_USER_DEFAULT, DATE_SHORTDATE, &time, NULL, buffer, size);
if (ret > 0 && ret < size)
{
/* Append space + time without seconds */
buffer[ret-1] = ' ';
GetTimeFormatW(LOCALE_USER_DEFAULT, TIME_NOSECONDS, &time, NULL, &buffer[ret], size - ret);
}
return (ret != 0 ? E_FAIL : S_OK);
}
HRESULT WINAPI CRecycleBin::GetDetailsOf(PCUITEMID_CHILD pidl, UINT iColumn, LPSHELLDETAILS pDetails)
{
PIDLRecycleStruct * pFileDetails;
WCHAR buffer[MAX_PATH];
WCHAR szTypeName[100];
LPWSTR pszBackslash;
UINT Length;
TRACE("(%p, %p, %d, %p)\n", this, pidl, iColumn, pDetails);
if (iColumn >= COLUMNS_COUNT)
return E_FAIL;
pDetails->fmt = RecycleBinColumns[iColumn].fmt;
pDetails->cxChar = RecycleBinColumns[iColumn].cxChars;
if (pidl == NULL)
return SHSetStrRet(&pDetails->str, RecycleBinColumns[iColumn].column_name_id);
if (iColumn == COLUMN_NAME)
return GetDisplayNameOf(pidl, SHGDN_NORMAL, &pDetails->str);
pFileDetails = _ILGetRecycleStruct(pidl);
switch (iColumn)
{
case COLUMN_DATEDEL:
FormatDateTime(buffer, MAX_PATH, &pFileDetails->DeletionTime);
break;
case COLUMN_DELFROM:
pszBackslash = wcsrchr(pFileDetails->szName, L'\\');
Length = (pszBackslash - pFileDetails->szName);
memcpy((LPVOID)buffer, pFileDetails->szName, Length * sizeof(WCHAR));
buffer[Length] = L'\0';
break;
case COLUMN_SIZE:
StrFormatKBSizeW(pFileDetails->FileSize.QuadPart, buffer, MAX_PATH);
break;
case COLUMN_MTIME:
FormatDateTime(buffer, MAX_PATH, &pFileDetails->LastModification);
break;
case COLUMN_TYPE:
// FIXME: We should in fact use a UNICODE version of _ILGetFileType
szTypeName[0] = L'\0';
wcscpy(buffer, PathFindExtensionW(pFileDetails->szName));
if (!( HCR_MapTypeToValueW(buffer, buffer, _countof(buffer), TRUE) &&
HCR_MapTypeToValueW(buffer, szTypeName, _countof(szTypeName), FALSE )))
{
/* load localized file string */
szTypeName[0] = '\0';
if(LoadStringW(shell32_hInstance, IDS_ANY_FILE, szTypeName, _countof(szTypeName)))
{
szTypeName[63] = '\0';
StringCchPrintfW(buffer, _countof(buffer), szTypeName, PathFindExtensionW(pFileDetails->szName));
}
}
return SHSetStrRet(&pDetails->str, szTypeName);
default:
return E_FAIL;
}
return SHSetStrRet(&pDetails->str, buffer);
}
HRESULT WINAPI CRecycleBin::MapColumnToSCID(UINT iColumn, SHCOLUMNID *pscid)
{
TRACE("(%p, %d, %p)\n", this, iColumn, pscid);
if (iColumn >= COLUMNS_COUNT)
return E_INVALIDARG;
pscid->fmtid = *RecycleBinColumns[iColumn].fmtId;
pscid->pid = RecycleBinColumns[iColumn].pid;
return S_OK;
}
BOOL CRecycleBin::RecycleBinIsEmpty()
{
CComPtr<IEnumIDList> spEnumFiles;
HRESULT hr = EnumObjects(NULL, SHCONTF_FOLDERS | SHCONTF_NONFOLDERS, &spEnumFiles);
if (FAILED(hr))
return TRUE;
CComHeapPtr<ITEMIDLIST> spPidl;
ULONG itemcount;
return spEnumFiles->Next(1, &spPidl, &itemcount) != S_OK;
}
/*************************************************************************
* RecycleBin IContextMenu interface
*/
HRESULT WINAPI CRecycleBin::QueryContextMenu(HMENU hMenu, UINT indexMenu, UINT idCmdFirst, UINT idCmdLast, UINT uFlags)
{
WCHAR szBuffer[100];
MENUITEMINFOW mii;
int id = 1;
TRACE("QueryContextMenu %p %p %u %u %u %u\n", this, hMenu, indexMenu, idCmdFirst, idCmdLast, uFlags );
if (!hMenu)
return E_INVALIDARG;
memset(&mii, 0, sizeof(mii));
mii.cbSize = sizeof(mii);
mii.fMask = MIIM_TYPE | MIIM_ID | MIIM_STATE;
mii.fState = RecycleBinIsEmpty() ? MFS_DISABLED : MFS_ENABLED;
szBuffer[0] = L'\0';
LoadStringW(shell32_hInstance, IDS_EMPTY_BITBUCKET, szBuffer, sizeof(szBuffer) / sizeof(WCHAR));
mii.dwTypeData = szBuffer;
mii.cch = wcslen(mii.dwTypeData);
mii.wID = idCmdFirst + id++;
mii.fType = MFT_STRING;
iIdEmpty = 1;
if (!InsertMenuItemW(hMenu, indexMenu, TRUE, &mii))
return E_FAIL;
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, id);
}
HRESULT WINAPI CRecycleBin::InvokeCommand(LPCMINVOKECOMMANDINFO lpcmi)
{
HRESULT hr;
LPSHELLBROWSER lpSB;
IShellView * lpSV = NULL;
TRACE("%p %p verb %p\n", this, lpcmi, lpcmi->lpVerb);
if (LOWORD(lpcmi->lpVerb) == iIdEmpty)
{
// FIXME
// path & flags
hr = SHEmptyRecycleBinW(lpcmi->hwnd, L"C:\\", 0);
TRACE("result %x\n", hr);
if (hr != S_OK)
return hr;
lpSB = (LPSHELLBROWSER)SendMessageA(lpcmi->hwnd, CWM_GETISHELLBROWSER, 0, 0);
if (lpSB && SUCCEEDED(lpSB->QueryActiveShellView(&lpSV)))
lpSV->Refresh();
}
return S_OK;
}
HRESULT WINAPI CRecycleBin::GetCommandString(UINT_PTR idCommand, UINT uFlags, UINT *lpReserved, LPSTR lpszName, UINT uMaxNameLen)
{
FIXME("%p %lu %u %p %p %u\n", this, idCommand, uFlags, lpReserved, lpszName, uMaxNameLen);
return E_NOTIMPL;
}
/*************************************************************************
* RecycleBin IShellPropSheetExt interface
*/
HRESULT WINAPI CRecycleBin::AddPages(LPFNSVADDPROPSHEETPAGE pfnAddPage, LPARAM lParam)
{
FIXME("%p %p %lu\n", this, pfnAddPage, lParam);
return E_NOTIMPL;
}
HRESULT WINAPI CRecycleBin::ReplacePage(EXPPS uPageID, LPFNSVADDPROPSHEETPAGE pfnReplaceWith, LPARAM lParam)
{
FIXME("%p %lu %p %lu\n", this, uPageID, pfnReplaceWith, lParam);
return E_NOTIMPL;
}
/*************************************************************************
* RecycleBin IShellExtInit interface
*/
HRESULT WINAPI CRecycleBin::Initialize(LPCITEMIDLIST pidlFolder, IDataObject *pdtobj, HKEY hkeyProgID)
{
TRACE("%p %p %p %p\n", this, pidlFolder, pdtobj, hkeyProgID );
return S_OK;
}
BOOL
TRASH_CanTrashFile(LPCWSTR wszPath)
{
LONG ret;
DWORD dwNukeOnDelete, dwType, VolSerialNumber, MaxComponentLength;
DWORD FileSystemFlags, dwSize, dwDisposition;
HKEY hKey;
WCHAR szBuffer[10];
WCHAR szKey[150] = L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Bitbucket\\Volume\\";
if (wszPath[1] != L':')
{
/* path is UNC */
return FALSE;
}
// Only keep the base path.
WCHAR wszRootPathName[MAX_PATH];
strcpyW(wszRootPathName, wszPath);
PathRemoveFileSpecW(wszRootPathName);
PathAddBackslashW(wszRootPathName);
if (GetDriveTypeW(wszRootPathName) != DRIVE_FIXED)
{
/* no bitbucket on removable media */
return FALSE;
}
if (!GetVolumeInformationW(wszRootPathName, NULL, 0, &VolSerialNumber, &MaxComponentLength, &FileSystemFlags, NULL, 0))
{
ERR("GetVolumeInformationW failed with %u\n", GetLastError());
return FALSE;
}
swprintf(szBuffer, L"%04X-%04X", LOWORD(VolSerialNumber), HIWORD(VolSerialNumber));
wcscat(szKey, szBuffer);
if (RegCreateKeyExW(HKEY_CURRENT_USER, szKey, 0, NULL, 0, KEY_WRITE, NULL, &hKey, &dwDisposition) != ERROR_SUCCESS)
{
ERR("RegCreateKeyExW failed\n");
return FALSE;
}
if (dwDisposition & REG_CREATED_NEW_KEY)
{
/* per default move to bitbucket */
dwNukeOnDelete = 0;
RegSetValueExW(hKey, L"NukeOnDelete", 0, REG_DWORD, (LPBYTE)&dwNukeOnDelete, sizeof(DWORD));
/* per default unlimited size */
dwSize = -1;
RegSetValueExW(hKey, L"MaxCapacity", 0, REG_DWORD, (LPBYTE)&dwSize, sizeof(DWORD));
RegCloseKey(hKey);
return TRUE;
}
else
{
dwSize = sizeof(dwNukeOnDelete);
ret = RegQueryValueExW(hKey, L"NukeOnDelete", NULL, &dwType, (LPBYTE)&dwNukeOnDelete, &dwSize);
if (ret != ERROR_SUCCESS)
{
if (ret == ERROR_FILE_NOT_FOUND)
{
/* restore key and enable bitbucket */
dwNukeOnDelete = 0;
RegSetValueExW(hKey, L"NukeOnDelete", 0, REG_DWORD, (LPBYTE)&dwNukeOnDelete, sizeof(DWORD));
}
RegCloseKey(hKey);
return TRUE;
}
else if (dwNukeOnDelete)
{
/* do not delete to bitbucket */
RegCloseKey(hKey);
return FALSE;
}
/* FIXME
* check if bitbucket is full
*/
RegCloseKey(hKey);
return TRUE;
}
}
BOOL
TRASH_TrashFile(LPCWSTR wszPath)
{
TRACE("(%s)\n", debugstr_w(wszPath));
return DeleteFileToRecycleBin(wszPath);
}
/*************************************************************************
* SHUpdateCRecycleBinIcon [SHELL32.@]
*
* Undocumented
*/
EXTERN_C HRESULT WINAPI SHUpdateRecycleBinIcon(void)
{
FIXME("stub\n");
return S_OK;
}
/*************************************************************************
* SHEmptyRecycleBinA (SHELL32.@)
*/
HRESULT WINAPI SHEmptyRecycleBinA(HWND hwnd, LPCSTR pszRootPath, DWORD dwFlags)
{
LPWSTR szRootPathW = NULL;
int len;
HRESULT hr;
TRACE("%p, %s, 0x%08x\n", hwnd, debugstr_a(pszRootPath), dwFlags);
if (pszRootPath)
{
len = MultiByteToWideChar(CP_ACP, 0, pszRootPath, -1, NULL, 0);
if (len == 0)
return HRESULT_FROM_WIN32(GetLastError());
szRootPathW = (LPWSTR)HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
if (!szRootPathW)
return E_OUTOFMEMORY;
if (MultiByteToWideChar(CP_ACP, 0, pszRootPath, -1, szRootPathW, len) == 0)
{
HeapFree(GetProcessHeap(), 0, szRootPathW);
return HRESULT_FROM_WIN32(GetLastError());
}
}
hr = SHEmptyRecycleBinW(hwnd, szRootPathW, dwFlags);
HeapFree(GetProcessHeap(), 0, szRootPathW);
return hr;
}
HRESULT WINAPI SHEmptyRecycleBinW(HWND hwnd, LPCWSTR pszRootPath, DWORD dwFlags)
{
WCHAR szPath[MAX_PATH] = {0}, szBuffer[MAX_PATH];
DWORD dwSize, dwType, count;
LONG ret;
IShellFolder *pDesktop, *pRecycleBin;
PIDLIST_ABSOLUTE pidlRecycleBin;
PITEMID_CHILD pidl;
HRESULT hr = S_OK;
LPENUMIDLIST penumFiles;
STRRET StrRet;
TRACE("%p, %s, 0x%08x\n", hwnd, debugstr_w(pszRootPath), dwFlags);
if (!(dwFlags & SHERB_NOCONFIRMATION))
{
hr = SHGetDesktopFolder(&pDesktop);
if (FAILED(hr))
return hr;
hr = SHGetFolderLocation(NULL, CSIDL_BITBUCKET, NULL, 0, &pidlRecycleBin);
if (FAILED(hr))
{
pDesktop->Release();
return hr;
}
hr = pDesktop->BindToObject(pidlRecycleBin, NULL, IID_PPV_ARG(IShellFolder, &pRecycleBin));
CoTaskMemFree(pidlRecycleBin);
pDesktop->Release();
if (FAILED(hr))
return hr;
hr = pRecycleBin->EnumObjects(hwnd, SHCONTF_FOLDERS | SHCONTF_NONFOLDERS | SHCONTF_INCLUDEHIDDEN, &penumFiles);
if (FAILED(hr))
{
pRecycleBin->Release();
return hr;
}
count = 0;
if (hr != S_FALSE)
{
while (penumFiles->Next(1, &pidl, NULL) == S_OK)
{
count++;
pRecycleBin->GetDisplayNameOf(pidl, SHGDN_NORMAL, &StrRet);
StrRetToBuf(&StrRet, pidl, szBuffer, _countof(szBuffer));
CoTaskMemFree(pidl);
}
penumFiles->Release();
}
pRecycleBin->Release();
switch (count)
{
case 0:
/* no files, don't need confirmation */
break;
case 1:
/* we have only one item inside the bin, so show a message box with its name */
if (ShellMessageBoxW(shell32_hInstance, hwnd, MAKEINTRESOURCEW(IDS_DELETEITEM_TEXT), MAKEINTRESOURCEW(IDS_EMPTY_BITBUCKET),
MB_ICONEXCLAMATION | MB_YESNO | MB_DEFBUTTON2, szBuffer) == IDNO)
{
return S_OK;
}
break;
default:
/* we have more than one item, so show a message box with the count of the items */
StringCbPrintfW(szBuffer, sizeof(szBuffer), L"%u", count);
if (ShellMessageBoxW(shell32_hInstance, hwnd, MAKEINTRESOURCEW(IDS_DELETEMULTIPLE_TEXT), MAKEINTRESOURCEW(IDS_EMPTY_BITBUCKET),
MB_ICONEXCLAMATION | MB_YESNO | MB_DEFBUTTON2, szBuffer) == IDNO)
{
return S_OK;
}
break;
}
}
if (dwFlags & SHERB_NOPROGRESSUI)
{
ret = EmptyRecycleBinW(pszRootPath);
}
else
{
/* FIXME
* show a progress dialog
*/
ret = EmptyRecycleBinW(pszRootPath);
}
if (!ret)
return HRESULT_FROM_WIN32(GetLastError());
if (!(dwFlags & SHERB_NOSOUND))
{
dwSize = sizeof(szPath);
ret = RegGetValueW(HKEY_CURRENT_USER,
L"AppEvents\\Schemes\\Apps\\Explorer\\EmptyRecycleBin\\.Current",
NULL,
RRF_RT_REG_SZ,
&dwType,
(PVOID)szPath,
&dwSize);
if (ret != ERROR_SUCCESS)
return S_OK;
if (dwType != REG_EXPAND_SZ) /* type dismatch */
return S_OK;
szPath[(sizeof(szPath)/sizeof(WCHAR))-1] = L'\0';
PlaySoundW(szPath, NULL, SND_FILENAME);
}
return S_OK;
}
HRESULT WINAPI SHQueryRecycleBinA(LPCSTR pszRootPath, LPSHQUERYRBINFO pSHQueryRBInfo)
{
LPWSTR szRootPathW = NULL;
int len;
HRESULT hr;
TRACE("%s, %p\n", debugstr_a(pszRootPath), pSHQueryRBInfo);
if (pszRootPath)
{
len = MultiByteToWideChar(CP_ACP, 0, pszRootPath, -1, NULL, 0);
if (len == 0)
return HRESULT_FROM_WIN32(GetLastError());
szRootPathW = (LPWSTR)HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
if (!szRootPathW)
return E_OUTOFMEMORY;
if (MultiByteToWideChar(CP_ACP, 0, pszRootPath, -1, szRootPathW, len) == 0)
{
HeapFree(GetProcessHeap(), 0, szRootPathW);
return HRESULT_FROM_WIN32(GetLastError());
}
}
hr = SHQueryRecycleBinW(szRootPathW, pSHQueryRBInfo);
HeapFree(GetProcessHeap(), 0, szRootPathW);
return hr;
}
HRESULT WINAPI SHQueryRecycleBinW(LPCWSTR pszRootPath, LPSHQUERYRBINFO pSHQueryRBInfo)
{
FIXME("%s, %p - stub\n", debugstr_w(pszRootPath), pSHQueryRBInfo);
if (!(pszRootPath) || (pszRootPath[0] == 0) ||
!(pSHQueryRBInfo) || (pSHQueryRBInfo->cbSize < sizeof(SHQUERYRBINFO)))
{
return E_INVALIDARG;
}
pSHQueryRBInfo->i64Size = 0;
pSHQueryRBInfo->i64NumItems = 0;
return S_OK;
}
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