/
CDefaultContextMenu.cpp
1712 lines (1449 loc) · 49.8 KB
/
CDefaultContextMenu.cpp
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/*
* PROJECT: shell32
* LICENSE: GPL - See COPYING in the top level directory
* FILE: dll/win32/shell32/shv_item_new.c
* PURPOSE: provides default context menu implementation
* PROGRAMMERS: Johannes Anderwald (johannes.anderwald@reactos.org)
*/
#include "precomp.h"
#include <compat_undoc.h>
WINE_DEFAULT_DEBUG_CHANNEL(dmenu);
// FIXME: 260 is correct, but should this be part of the SDK or just MAX_PATH?
#define MAX_VERB 260
static HRESULT
SHELL_GetRegCLSID(HKEY hKey, LPCWSTR SubKey, LPCWSTR Value, CLSID &clsid)
{
WCHAR buf[42];
DWORD cb = sizeof(buf);
DWORD err = RegGetValueW(hKey, SubKey, Value, RRF_RT_REG_SZ, NULL, buf, &cb);
return !err ? CLSIDFromString(buf, &clsid) : HRESULT_FROM_WIN32(err);
}
static inline bool RegValueExists(HKEY hKey, LPCWSTR Name)
{
return RegQueryValueExW(hKey, Name, NULL, NULL, NULL, NULL) == ERROR_SUCCESS;
}
static BOOL InsertMenuItemAt(HMENU hMenu, UINT Pos, UINT Flags)
{
MENUITEMINFOW mii;
mii.cbSize = FIELD_OFFSET(MENUITEMINFOW, hbmpItem); // USER32 version agnostic
mii.fMask = MIIM_TYPE;
mii.fType = Flags;
return InsertMenuItemW(hMenu, Pos, TRUE, &mii);
}
typedef struct _DynamicShellEntry_
{
UINT iIdCmdFirst;
UINT NumIds;
CLSID ClassID;
CComPtr<IContextMenu> pCM;
} DynamicShellEntry, *PDynamicShellEntry;
typedef struct _StaticShellEntry_
{
CStringW Verb;
HKEY hkClass;
} StaticShellEntry, *PStaticShellEntry;
#define DCM_FCIDM_SHVIEW_OFFSET 0x7000 // Offset from the menu ids in the menu resource to FCIDM_SHVIEW_*
//
// verbs for InvokeCommandInfo
//
static const struct _StaticInvokeCommandMap_
{
LPCSTR szStringVerb;
WORD IntVerb;
SHORT DfmCmd;
} g_StaticInvokeCmdMap[] =
{
{ "RunAs", 0 }, // Unimplemented
{ "Print", 0 }, // Unimplemented
{ "Preview", 0 }, // Unimplemented
{ "Open", FCIDM_SHVIEW_OPEN },
{ CMDSTR_NEWFOLDERA, FCIDM_SHVIEW_NEWFOLDER, (SHORT)DFM_CMD_NEWFOLDER },
{ "cut", FCIDM_SHVIEW_CUT, /* ? */ },
{ "copy", FCIDM_SHVIEW_COPY, (SHORT)DFM_CMD_COPY },
{ "paste", FCIDM_SHVIEW_INSERT, (SHORT)DFM_CMD_PASTE },
{ "link", FCIDM_SHVIEW_CREATELINK, (SHORT)DFM_CMD_LINK },
{ "delete", FCIDM_SHVIEW_DELETE, (SHORT)DFM_CMD_DELETE },
{ "properties", FCIDM_SHVIEW_PROPERTIES, (SHORT)DFM_CMD_PROPERTIES },
{ "rename", FCIDM_SHVIEW_RENAME, (SHORT)DFM_CMD_RENAME },
{ "copyto", FCIDM_SHVIEW_COPYTO },
{ "moveto", FCIDM_SHVIEW_MOVETO },
};
class CDefaultContextMenu :
public CComObjectRootEx<CComMultiThreadModelNoCS>,
public IContextMenu3,
public IObjectWithSite,
public IServiceProvider
{
private:
CComPtr<IUnknown> m_site;
CComPtr<IShellFolder> m_psf;
CComPtr<IContextMenuCB> m_pmcb;
LPFNDFMCALLBACK m_pfnmcb;
UINT m_cidl;
PCUITEMID_CHILD_ARRAY m_apidl;
CComPtr<IDataObject> m_pDataObj;
HKEY* m_aKeys;
UINT m_cKeys;
PIDLIST_ABSOLUTE m_pidlFolder;
DWORD m_bGroupPolicyActive;
CAtlList<DynamicShellEntry> m_DynamicEntries;
UINT m_iIdSHEFirst; /* first used id */
UINT m_iIdSHELast; /* last used id */
CAtlList<StaticShellEntry> m_StaticEntries;
UINT m_iIdSCMFirst; /* first static used id */
UINT m_iIdSCMLast; /* last static used id */
UINT m_iIdCBFirst; /* first callback used id */
UINT m_iIdCBLast; /* last callback used id */
UINT m_iIdDfltFirst; /* first default part id */
UINT m_iIdDfltLast; /* last default part id */
HRESULT _DoCallback(UINT uMsg, WPARAM wParam, LPVOID lParam);
void AddStaticEntry(const HKEY hkeyClass, const WCHAR *szVerb, UINT uFlags);
void AddStaticEntriesForKey(HKEY hKey, UINT uFlags);
void TryPickDefault(HMENU hMenu, UINT idCmdFirst, UINT DfltOffset, UINT uFlags);
BOOL IsShellExtensionAlreadyLoaded(REFCLSID clsid);
HRESULT LoadDynamicContextMenuHandler(HKEY hKey, REFCLSID clsid);
BOOL EnumerateDynamicContextHandlerForKey(HKEY hRootKey);
UINT AddShellExtensionsToMenu(HMENU hMenu, UINT* pIndexMenu, UINT idCmdFirst, UINT idCmdLast, UINT uFlags);
UINT AddStaticContextMenusToMenu(HMENU hMenu, UINT* IndexMenu, UINT iIdCmdFirst, UINT iIdCmdLast, UINT uFlags);
HRESULT DoPaste(LPCMINVOKECOMMANDINFOEX lpcmi, BOOL bLink);
HRESULT DoOpenOrExplore(LPCMINVOKECOMMANDINFOEX lpcmi);
HRESULT DoCreateLink(LPCMINVOKECOMMANDINFOEX lpcmi);
HRESULT DoDelete(LPCMINVOKECOMMANDINFOEX lpcmi);
HRESULT DoCopyOrCut(LPCMINVOKECOMMANDINFOEX lpcmi, BOOL bCopy);
HRESULT DoRename(LPCMINVOKECOMMANDINFOEX lpcmi);
HRESULT DoProperties(LPCMINVOKECOMMANDINFOEX lpcmi);
HRESULT DoUndo(LPCMINVOKECOMMANDINFOEX lpcmi);
HRESULT DoCreateNewFolder(LPCMINVOKECOMMANDINFOEX lpici);
HRESULT DoCopyToMoveToFolder(LPCMINVOKECOMMANDINFOEX lpici, BOOL bCopy);
HRESULT InvokeShellExt(LPCMINVOKECOMMANDINFOEX lpcmi);
HRESULT InvokeRegVerb(LPCMINVOKECOMMANDINFOEX lpcmi);
DWORD BrowserFlagsFromVerb(LPCMINVOKECOMMANDINFOEX lpcmi, PStaticShellEntry pEntry);
HRESULT TryToBrowse(LPCMINVOKECOMMANDINFOEX lpcmi, LPCITEMIDLIST pidl, DWORD wFlags);
HRESULT InvokePidl(LPCMINVOKECOMMANDINFOEX lpcmi, LPCITEMIDLIST pidl, PStaticShellEntry pEntry);
PDynamicShellEntry GetDynamicEntry(UINT idCmd);
BOOL MapVerbToCmdId(PVOID Verb, PUINT idCmd, BOOL IsUnicode);
public:
CDefaultContextMenu();
~CDefaultContextMenu();
HRESULT WINAPI Initialize(const DEFCONTEXTMENU *pdcm, LPFNDFMCALLBACK lpfn);
// IContextMenu
STDMETHOD(QueryContextMenu)(HMENU hMenu, UINT indexMenu, UINT idCmdFirst, UINT idCmdLast, UINT uFlags) override;
STDMETHOD(InvokeCommand)(LPCMINVOKECOMMANDINFO lpcmi) override;
STDMETHOD(GetCommandString)(UINT_PTR idCommand, UINT uFlags, UINT *lpReserved, LPSTR lpszName, UINT uMaxNameLen) override;
// IContextMenu2
STDMETHOD(HandleMenuMsg)(UINT uMsg, WPARAM wParam, LPARAM lParam) override;
// IContextMenu3
STDMETHOD(HandleMenuMsg2)(UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT *plResult) override;
// IObjectWithSite
STDMETHOD(SetSite)(IUnknown *pUnkSite) override;
STDMETHOD(GetSite)(REFIID riid, void **ppvSite) override;
// IServiceProvider
virtual HRESULT STDMETHODCALLTYPE QueryService(REFGUID svc, REFIID riid, void**ppv)
{
return IUnknown_QueryService(m_site, svc, riid, ppv);
}
BEGIN_COM_MAP(CDefaultContextMenu)
COM_INTERFACE_ENTRY_IID(IID_IContextMenu, IContextMenu)
COM_INTERFACE_ENTRY_IID(IID_IContextMenu2, IContextMenu2)
COM_INTERFACE_ENTRY_IID(IID_IContextMenu3, IContextMenu3)
COM_INTERFACE_ENTRY_IID(IID_IObjectWithSite, IObjectWithSite)
COM_INTERFACE_ENTRY_IID(IID_IServiceProvider, IServiceProvider)
END_COM_MAP()
};
CDefaultContextMenu::CDefaultContextMenu() :
m_psf(NULL),
m_pmcb(NULL),
m_pfnmcb(NULL),
m_cidl(0),
m_apidl(NULL),
m_pDataObj(NULL),
m_aKeys(NULL),
m_cKeys(NULL),
m_pidlFolder(NULL),
m_bGroupPolicyActive(0),
m_iIdSHEFirst(0),
m_iIdSHELast(0),
m_iIdSCMFirst(0),
m_iIdSCMLast(0),
m_iIdCBFirst(0),
m_iIdCBLast(0),
m_iIdDfltFirst(0),
m_iIdDfltLast(0)
{
}
CDefaultContextMenu::~CDefaultContextMenu()
{
m_DynamicEntries.RemoveAll();
m_StaticEntries.RemoveAll();
for (UINT i = 0; i < m_cKeys; i++)
RegCloseKey(m_aKeys[i]);
HeapFree(GetProcessHeap(), 0, m_aKeys);
if (m_pidlFolder)
CoTaskMemFree(m_pidlFolder);
_ILFreeaPidl(const_cast<PITEMID_CHILD *>(m_apidl), m_cidl);
}
HRESULT WINAPI CDefaultContextMenu::Initialize(const DEFCONTEXTMENU *pdcm, LPFNDFMCALLBACK lpfn)
{
TRACE("cidl %u\n", pdcm->cidl);
if (!pdcm->pcmcb && !lpfn)
{
ERR("CDefaultContextMenu needs a callback!\n");
return E_INVALIDARG;
}
m_cidl = pdcm->cidl;
m_apidl = const_cast<PCUITEMID_CHILD_ARRAY>(_ILCopyaPidl(pdcm->apidl, m_cidl));
if (m_cidl && !m_apidl)
return E_OUTOFMEMORY;
m_psf = pdcm->psf;
m_pmcb = pdcm->pcmcb;
m_pfnmcb = lpfn;
m_cKeys = pdcm->cKeys;
if (pdcm->cKeys)
{
m_aKeys = (HKEY*)HeapAlloc(GetProcessHeap(), 0, sizeof(HKEY) * pdcm->cKeys);
if (!m_aKeys)
return E_OUTOFMEMORY;
memcpy(m_aKeys, pdcm->aKeys, sizeof(HKEY) * pdcm->cKeys);
}
m_psf->GetUIObjectOf(pdcm->hwnd, m_cidl, m_apidl, IID_NULL_PPV_ARG(IDataObject, &m_pDataObj));
if (pdcm->pidlFolder)
{
m_pidlFolder = ILClone(pdcm->pidlFolder);
}
else
{
CComPtr<IPersistFolder2> pf = NULL;
if (SUCCEEDED(m_psf->QueryInterface(IID_PPV_ARG(IPersistFolder2, &pf))))
{
if (FAILED(pf->GetCurFolder(&m_pidlFolder)))
ERR("GetCurFolder failed\n");
}
TRACE("pidlFolder %p\n", m_pidlFolder);
}
return S_OK;
}
HRESULT CDefaultContextMenu::_DoCallback(UINT uMsg, WPARAM wParam, LPVOID lParam)
{
if (m_pmcb)
{
return m_pmcb->CallBack(m_psf, NULL, m_pDataObj, uMsg, wParam, (LPARAM)lParam);
}
else if(m_pfnmcb)
{
return m_pfnmcb(m_psf, NULL, m_pDataObj, uMsg, wParam, (LPARAM)lParam);
}
return E_FAIL;
}
void CDefaultContextMenu::AddStaticEntry(const HKEY hkeyClass, const WCHAR *szVerb, UINT uFlags)
{
POSITION it = m_StaticEntries.GetHeadPosition();
while (it != NULL)
{
const StaticShellEntry& info = m_StaticEntries.GetNext(it);
if (info.Verb.CompareNoCase(szVerb) == 0)
{
/* entry already exists */
return;
}
}
TRACE("adding verb %s\n", debugstr_w(szVerb));
if (!wcsicmp(szVerb, L"open") && !(uFlags & CMF_NODEFAULT))
{
/* open verb is always inserted in front */
m_StaticEntries.AddHead({ szVerb, hkeyClass });
}
else
{
m_StaticEntries.AddTail({ szVerb, hkeyClass });
}
}
void CDefaultContextMenu::AddStaticEntriesForKey(HKEY hKey, UINT uFlags)
{
WCHAR wszName[40];
DWORD cchName, dwIndex = 0;
HKEY hShellKey;
LRESULT lres = RegOpenKeyExW(hKey, L"shell", 0, KEY_READ, &hShellKey);
if (lres != STATUS_SUCCESS)
return;
while(TRUE)
{
cchName = _countof(wszName);
if (RegEnumKeyExW(hShellKey, dwIndex++, wszName, &cchName, NULL, NULL, NULL, NULL) != ERROR_SUCCESS)
break;
AddStaticEntry(hKey, wszName, uFlags);
}
RegCloseKey(hShellKey);
}
static
BOOL
HasClipboardData()
{
BOOL bRet = FALSE;
CComPtr<IDataObject> pDataObj;
if (SUCCEEDED(OleGetClipboard(&pDataObj)))
{
FORMATETC formatetc;
TRACE("pDataObj=%p\n", pDataObj.p);
/* Set the FORMATETC structure*/
InitFormatEtc(formatetc, RegisterClipboardFormatW(CFSTR_SHELLIDLIST), TYMED_HGLOBAL);
bRet = SUCCEEDED(pDataObj->QueryGetData(&formatetc));
}
return bRet;
}
BOOL
CDefaultContextMenu::IsShellExtensionAlreadyLoaded(REFCLSID clsid)
{
POSITION it = m_DynamicEntries.GetHeadPosition();
while (it != NULL)
{
const DynamicShellEntry& info = m_DynamicEntries.GetNext(it);
if (info.ClassID == clsid)
return TRUE;
}
return FALSE;
}
HRESULT
CDefaultContextMenu::LoadDynamicContextMenuHandler(HKEY hKey, REFCLSID clsid)
{
HRESULT hr;
TRACE("LoadDynamicContextMenuHandler entered with This %p hKey %p pclsid %s\n", this, hKey, wine_dbgstr_guid(&clsid));
if (IsShellExtensionAlreadyLoaded(clsid))
return S_OK;
CComPtr<IContextMenu> pcm;
hr = SHCoCreateInstance(NULL, &clsid, NULL, IID_PPV_ARG(IContextMenu, &pcm));
if (FAILED(hr))
{
ERR("SHCoCreateInstance(IContextMenu) failed.clsid %s hr 0x%x\n", wine_dbgstr_guid(&clsid), hr);
return hr;
}
CComPtr<IShellExtInit> pExtInit;
hr = pcm->QueryInterface(IID_PPV_ARG(IShellExtInit, &pExtInit));
if (FAILED(hr))
{
ERR("IContextMenu->QueryInterface(IShellExtInit) failed.clsid %s hr 0x%x\n", wine_dbgstr_guid(&clsid), hr);
return hr;
}
hr = pExtInit->Initialize(m_pidlFolder, m_pDataObj, hKey);
if (FAILED(hr))
{
WARN("IShellExtInit::Initialize failed.clsid %s hr 0x%x\n", wine_dbgstr_guid(&clsid), hr);
return hr;
}
if (m_site)
IUnknown_SetSite(pcm, m_site);
m_DynamicEntries.AddTail({ 0, 0, clsid, pcm });
return S_OK;
}
BOOL
CDefaultContextMenu::EnumerateDynamicContextHandlerForKey(HKEY hRootKey)
{
WCHAR wszName[MAX_PATH], wszBuf[MAX_PATH], *pwszClsid;
DWORD cchName;
HRESULT hr;
HKEY hKey;
if (RegOpenKeyExW(hRootKey, L"shellex\\ContextMenuHandlers", 0, KEY_READ, &hKey) != ERROR_SUCCESS)
{
TRACE("RegOpenKeyExW failed\n");
return FALSE;
}
DWORD dwIndex = 0;
while (TRUE)
{
cchName = _countof(wszName);
if (RegEnumKeyExW(hKey, dwIndex++, wszName, &cchName, NULL, NULL, NULL, NULL) != ERROR_SUCCESS)
break;
/* Key name or key value is CLSID */
CLSID clsid;
hr = CLSIDFromString(wszName, &clsid);
if (hr == S_OK)
pwszClsid = wszName;
else
{
DWORD cchBuf = _countof(wszBuf);
if (RegGetValueW(hKey, wszName, NULL, RRF_RT_REG_SZ, NULL, wszBuf, &cchBuf) == ERROR_SUCCESS)
hr = CLSIDFromString(wszBuf, &clsid);
pwszClsid = wszBuf;
}
if (FAILED(hr))
{
ERR("CLSIDFromString failed for clsid %S hr 0x%x\n", pwszClsid, hr);
continue;
}
if (m_bGroupPolicyActive)
{
if (RegGetValueW(HKEY_LOCAL_MACHINE,
L"Software\\Microsoft\\Windows\\CurrentVersion\\Shell Extensions\\Approved",
pwszClsid,
RRF_RT_REG_SZ,
NULL,
NULL,
NULL) != ERROR_SUCCESS)
{
ERR("Shell extension %s not approved!\n", pwszClsid);
continue;
}
}
hr = LoadDynamicContextMenuHandler(hKey, clsid);
if (FAILED(hr))
WARN("Failed to get context menu entires from shell extension! clsid: %S\n", pwszClsid);
}
RegCloseKey(hKey);
return TRUE;
}
UINT
CDefaultContextMenu::AddShellExtensionsToMenu(HMENU hMenu, UINT* pIndexMenu, UINT idCmdFirst, UINT idCmdLast, UINT uFlags)
{
UINT cIds = 0;
if (m_DynamicEntries.IsEmpty())
return cIds;
POSITION it = m_DynamicEntries.GetHeadPosition();
while (it != NULL)
{
DynamicShellEntry& info = m_DynamicEntries.GetNext(it);
HRESULT hr = info.pCM->QueryContextMenu(hMenu, *pIndexMenu, idCmdFirst + cIds, idCmdLast, uFlags);
if (SUCCEEDED(hr))
{
info.iIdCmdFirst = cIds;
info.NumIds = HRESULT_CODE(hr);
(*pIndexMenu) += info.NumIds;
cIds += info.NumIds;
if (idCmdFirst + cIds >= idCmdLast)
break;
}
TRACE("pEntry hr %x contextmenu %p cmdfirst %x num ids %x\n", hr, info.pCM.p, info.iIdCmdFirst, info.NumIds);
}
return cIds;
}
UINT
CDefaultContextMenu::AddStaticContextMenusToMenu(
HMENU hMenu,
UINT* pIndexMenu,
UINT iIdCmdFirst,
UINT iIdCmdLast,
UINT uFlags)
{
UINT ntver = RosGetProcessEffectiveVersion();
MENUITEMINFOW mii = { sizeof(mii) };
UINT idResource;
WCHAR wszVerb[40];
UINT fState;
UINT cIds = 0, indexFirst = *pIndexMenu;
mii.fMask = MIIM_ID | MIIM_TYPE | MIIM_STATE | MIIM_DATA;
mii.fType = MFT_STRING;
mii.dwTypeData = NULL;
POSITION it = m_StaticEntries.GetHeadPosition();
bool first = true;
while (it != NULL)
{
StaticShellEntry& info = m_StaticEntries.GetNext(it);
BOOL forceFirstPos = FALSE;
fState = MFS_ENABLED;
mii.dwTypeData = NULL;
/* set first entry as default */
if (first)
{
fState |= MFS_DEFAULT;
first = false;
}
if (info.Verb.CompareNoCase(L"open") == 0)
{
idResource = IDS_OPEN_VERB;
fState |= MFS_DEFAULT; /* override default when open verb is found */
forceFirstPos++;
}
else if (info.Verb.CompareNoCase(L"explore") == 0)
{
idResource = IDS_EXPLORE_VERB;
if (uFlags & CMF_EXPLORE)
{
fState |= MFS_DEFAULT;
forceFirstPos++;
}
}
else if (info.Verb.CompareNoCase(L"runas") == 0)
idResource = IDS_RUNAS_VERB;
else if (info.Verb.CompareNoCase(L"edit") == 0)
idResource = IDS_EDIT_VERB;
else if (info.Verb.CompareNoCase(L"find") == 0)
idResource = IDS_FIND_VERB;
else if (info.Verb.CompareNoCase(L"print") == 0)
idResource = IDS_PRINT_VERB;
else if (info.Verb.CompareNoCase(L"printto") == 0)
continue;
else
idResource = 0;
/* By default use verb for menu item name */
mii.dwTypeData = (LPWSTR)info.Verb.GetString();
WCHAR wszKey[sizeof("shell\\") + MAX_VERB];
HRESULT hr;
hr = StringCbPrintfW(wszKey, sizeof(wszKey), L"shell\\%s", info.Verb.GetString());
if (FAILED_UNEXPECTEDLY(hr))
{
continue;
}
UINT cmdFlags = 0;
bool hide = false;
HKEY hkVerb;
if (idResource > 0)
{
if (!(uFlags & CMF_OPTIMIZEFORINVOKE))
{
if (LoadStringW(shell32_hInstance, idResource, wszVerb, _countof(wszVerb)))
mii.dwTypeData = wszVerb; /* use translated verb */
else
ERR("Failed to load string\n");
}
if (RegOpenKeyW(info.hkClass, wszKey, &hkVerb) != ERROR_SUCCESS)
hkVerb = NULL;
}
else
{
if (RegOpenKeyW(info.hkClass, wszKey, &hkVerb) == ERROR_SUCCESS)
{
if (!(uFlags & CMF_OPTIMIZEFORINVOKE))
{
DWORD cbVerb = sizeof(wszVerb);
LONG res = RegLoadMUIStringW(hkVerb, L"MUIVerb", wszVerb, cbVerb, NULL, 0, NULL);
if (res || !*wszVerb)
res = RegLoadMUIStringW(hkVerb, NULL, wszVerb, cbVerb, NULL, 0, NULL);
if (res == ERROR_SUCCESS && *wszVerb)
{
/* use description for the menu entry */
mii.dwTypeData = wszVerb;
}
}
}
else
{
hkVerb = NULL;
}
}
if (hkVerb)
{
// FIXME: GetAsyncKeyState should not be called here, clients
// need to be updated to set the CMF_EXTENDEDVERBS flag.
if (!(uFlags & CMF_EXTENDEDVERBS) && GetAsyncKeyState(VK_SHIFT) >= 0)
hide = RegValueExists(hkVerb, L"Extended");
if (!hide)
hide = RegValueExists(hkVerb, L"ProgrammaticAccessOnly");
if (!hide && !(uFlags & CMF_DISABLEDVERBS))
hide = RegValueExists(hkVerb, L"LegacyDisable");
if (RegValueExists(hkVerb, L"NeverDefault"))
fState &= ~MFS_DEFAULT;
if (RegValueExists(hkVerb, L"SeparatorBefore"))
cmdFlags |= ECF_SEPARATORBEFORE;
if (RegValueExists(hkVerb, L"SeparatorAfter"))
cmdFlags |= ECF_SEPARATORAFTER;
RegCloseKey(hkVerb);
}
if (((uFlags & CMF_NODEFAULT) && ntver >= _WIN32_WINNT_VISTA) ||
((uFlags & CMF_DONOTPICKDEFAULT) && ntver >= _WIN32_WINNT_WIN7))
{
fState &= ~MFS_DEFAULT;
}
if (!hide)
{
if (cmdFlags & ECF_SEPARATORBEFORE)
{
if (InsertMenuItemAt(hMenu, *pIndexMenu, MF_SEPARATOR))
(*pIndexMenu)++;
}
mii.fState = fState;
mii.wID = iIdCmdFirst + cIds;
if (InsertMenuItemW(hMenu, forceFirstPos ? indexFirst : *pIndexMenu, TRUE, &mii))
(*pIndexMenu)++;
if (cmdFlags & ECF_SEPARATORAFTER)
{
if (InsertMenuItemAt(hMenu, *pIndexMenu, MF_SEPARATOR))
(*pIndexMenu)++;
}
}
cIds++; // Always increment the id because it acts as the index into m_StaticEntries
if (mii.wID >= iIdCmdLast)
break;
}
return cIds;
}
void WINAPI _InsertMenuItemW(
HMENU hMenu,
UINT indexMenu,
BOOL fByPosition,
UINT wID,
UINT fType,
LPCWSTR dwTypeData,
UINT fState)
{
MENUITEMINFOW mii;
WCHAR wszText[100];
ZeroMemory(&mii, sizeof(mii));
mii.cbSize = sizeof(mii);
if (fType == MFT_SEPARATOR)
mii.fMask = MIIM_ID | MIIM_TYPE;
else if (fType == MFT_STRING)
{
mii.fMask = MIIM_ID | MIIM_TYPE | MIIM_STATE;
if (IS_INTRESOURCE(dwTypeData))
{
if (LoadStringW(shell32_hInstance, LOWORD((ULONG_PTR)dwTypeData), wszText, _countof(wszText)))
mii.dwTypeData = wszText;
else
{
ERR("failed to load string %p\n", dwTypeData);
return;
}
}
else
mii.dwTypeData = (LPWSTR)dwTypeData;
mii.fState = fState;
}
mii.wID = wID;
mii.fType = fType;
InsertMenuItemW(hMenu, indexMenu, fByPosition, &mii);
}
void
CDefaultContextMenu::TryPickDefault(HMENU hMenu, UINT idCmdFirst, UINT DfltOffset, UINT uFlags)
{
// Are we allowed to pick a default?
UINT ntver = RosGetProcessEffectiveVersion();
if (((uFlags & CMF_NODEFAULT) && ntver >= _WIN32_WINNT_VISTA) ||
((uFlags & CMF_DONOTPICKDEFAULT) && ntver >= _WIN32_WINNT_WIN7))
{
return;
}
// Do we already have a default?
if ((int)GetMenuDefaultItem(hMenu, MF_BYPOSITION, 0) != -1)
return;
// Does the view want to pick one?
INT_PTR forceDfm = 0;
if (_DoCallback(DFM_GETDEFSTATICID, 0, &forceDfm) == S_OK && forceDfm)
{
for (UINT i = 0; i < _countof(g_StaticInvokeCmdMap); ++i)
{
UINT menuItemId = g_StaticInvokeCmdMap[i].IntVerb + DfltOffset - DCM_FCIDM_SHVIEW_OFFSET;
if (g_StaticInvokeCmdMap[i].DfmCmd == forceDfm &&
SetMenuDefaultItem(hMenu, menuItemId, MF_BYCOMMAND))
{
return;
}
}
}
// Don't want to pick something like cut or delete as the default but
// a static or dynamic verb is a good default.
if (m_iIdSCMLast > m_iIdSCMFirst || m_iIdSHELast > m_iIdSHEFirst)
SetMenuDefaultItem(hMenu, idCmdFirst, MF_BYCOMMAND);
}
HRESULT
WINAPI
CDefaultContextMenu::QueryContextMenu(
HMENU hMenu,
UINT IndexMenu,
UINT idCmdFirst,
UINT idCmdLast,
UINT uFlags)
{
HRESULT hr;
UINT idCmdNext = idCmdFirst;
UINT cIds = 0;
TRACE("BuildShellItemContextMenu entered\n");
/* Load static verbs and shell extensions from registry */
for (UINT i = 0; i < m_cKeys && !(uFlags & CMF_NOVERBS); i++)
{
AddStaticEntriesForKey(m_aKeys[i], uFlags);
EnumerateDynamicContextHandlerForKey(m_aKeys[i]);
}
/* Add static context menu handlers */
cIds = AddStaticContextMenusToMenu(hMenu, &IndexMenu, idCmdFirst, idCmdLast, uFlags);
m_iIdSCMFirst = 0; // FIXME: This should be = idCmdFirst?
m_iIdSCMLast = cIds;
idCmdNext = idCmdFirst + cIds;
/* Add dynamic context menu handlers */
cIds += AddShellExtensionsToMenu(hMenu, &IndexMenu, idCmdNext, idCmdLast, uFlags);
m_iIdSHEFirst = m_iIdSCMLast;
m_iIdSHELast = cIds;
idCmdNext = idCmdFirst + cIds;
TRACE("SH_LoadContextMenuHandlers first %x last %x\n", m_iIdSHEFirst, m_iIdSHELast);
/* Now let the callback add its own items */
QCMINFO qcminfo = {hMenu, IndexMenu, idCmdNext, idCmdLast, NULL};
if (SUCCEEDED(_DoCallback(DFM_MERGECONTEXTMENU, uFlags, &qcminfo)))
{
UINT added = qcminfo.idCmdFirst - idCmdNext;
cIds += added;
IndexMenu += added;
m_iIdCBFirst = m_iIdSHELast;
m_iIdCBLast = cIds;
idCmdNext = idCmdFirst + cIds;
}
//TODO: DFM_MERGECONTEXTMENU_BOTTOM
UINT idDefaultOffset = 0;
BOOL isBackgroundMenu = !m_cidl;
if (!(uFlags & CMF_VERBSONLY) && !isBackgroundMenu)
{
/* Get the attributes of the items */
SFGAOF rfg = SFGAO_BROWSABLE | SFGAO_CANCOPY | SFGAO_CANLINK | SFGAO_CANMOVE | SFGAO_CANDELETE | SFGAO_CANRENAME | SFGAO_HASPROPSHEET | SFGAO_FILESYSTEM | SFGAO_FOLDER;
hr = m_psf->GetAttributesOf(m_cidl, m_apidl, &rfg);
if (FAILED_UNEXPECTEDLY(hr))
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, cIds);
/* Add the default part of the menu */
HMENU hmenuDefault = LoadMenu(_AtlBaseModule.GetResourceInstance(), L"MENU_SHV_FILE");
/* Remove uneeded entries */
if (!(rfg & SFGAO_CANMOVE))
DeleteMenu(hmenuDefault, IDM_CUT, MF_BYCOMMAND);
if (!(rfg & SFGAO_CANCOPY))
DeleteMenu(hmenuDefault, IDM_COPY, MF_BYCOMMAND);
if (!((rfg & SFGAO_FILESYSTEM) && HasClipboardData()))
DeleteMenu(hmenuDefault, IDM_INSERT, MF_BYCOMMAND);
if (!(rfg & SFGAO_CANLINK))
DeleteMenu(hmenuDefault, IDM_CREATELINK, MF_BYCOMMAND);
if (!(rfg & SFGAO_CANDELETE))
DeleteMenu(hmenuDefault, IDM_DELETE, MF_BYCOMMAND);
if (!(rfg & SFGAO_CANRENAME))
DeleteMenu(hmenuDefault, IDM_RENAME, MF_BYCOMMAND);
if (!(rfg & SFGAO_HASPROPSHEET))
DeleteMenu(hmenuDefault, IDM_PROPERTIES, MF_BYCOMMAND);
idDefaultOffset = idCmdNext;
UINT idMax = Shell_MergeMenus(hMenu, GetSubMenu(hmenuDefault, 0), IndexMenu, idCmdNext, idCmdLast, 0);
m_iIdDfltFirst = cIds;
cIds += idMax - idCmdNext;
m_iIdDfltLast = cIds;
DestroyMenu(hmenuDefault);
}
TryPickDefault(hMenu, idCmdFirst, idDefaultOffset, uFlags);
// TODO: DFM_MERGECONTEXTMENU_TOP
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, cIds);
}
HRESULT CDefaultContextMenu::DoPaste(LPCMINVOKECOMMANDINFOEX lpcmi, BOOL bLink)
{
HRESULT hr;
CComPtr<IDataObject> pda;
hr = OleGetClipboard(&pda);
if (FAILED_UNEXPECTEDLY(hr))
return hr;
FORMATETC formatetc2;
STGMEDIUM medium2;
InitFormatEtc(formatetc2, RegisterClipboardFormatW(CFSTR_PREFERREDDROPEFFECT), TYMED_HGLOBAL);
DWORD dwKey= 0;
if (SUCCEEDED(pda->GetData(&formatetc2, &medium2)))
{
DWORD * pdwFlag = (DWORD*)GlobalLock(medium2.hGlobal);
if (pdwFlag)
{
if (*pdwFlag == DROPEFFECT_COPY)
dwKey = MK_CONTROL;
else
dwKey = MK_SHIFT;
}
else
{
ERR("No drop effect obtained\n");
}
GlobalUnlock(medium2.hGlobal);
}
if (bLink)
{
dwKey = MK_CONTROL|MK_SHIFT;
}
CComPtr<IDropTarget> pdrop;
if (m_cidl)
hr = m_psf->GetUIObjectOf(NULL, 1, &m_apidl[0], IID_NULL_PPV_ARG(IDropTarget, &pdrop));
else
hr = m_psf->CreateViewObject(NULL, IID_PPV_ARG(IDropTarget, &pdrop));
if (FAILED_UNEXPECTEDLY(hr))
return hr;
SHSimulateDrop(pdrop, pda, dwKey, NULL, NULL);
TRACE("CP result %x\n", hr);
return S_OK;
}
HRESULT
CDefaultContextMenu::DoOpenOrExplore(LPCMINVOKECOMMANDINFOEX lpcmi)
{
UNIMPLEMENTED;
return E_FAIL;
}
HRESULT CDefaultContextMenu::DoCreateLink(LPCMINVOKECOMMANDINFOEX lpcmi)
{
if (!m_cidl || !m_pDataObj)
return E_FAIL;
CComPtr<IDropTarget> pDT;
HRESULT hr = m_psf->CreateViewObject(NULL, IID_PPV_ARG(IDropTarget, &pDT));
if (FAILED_UNEXPECTEDLY(hr))
return hr;
SHSimulateDrop(pDT, m_pDataObj, MK_CONTROL|MK_SHIFT, NULL, NULL);
return S_OK;
}
HRESULT CDefaultContextMenu::DoDelete(LPCMINVOKECOMMANDINFOEX lpcmi)
{
if (!m_cidl || !m_pDataObj)
return E_FAIL;
CComPtr<IDropTarget> pDT;
HRESULT hr = CRecyclerDropTarget_CreateInstance(IID_PPV_ARG(IDropTarget, &pDT));
if (FAILED_UNEXPECTEDLY(hr))
return hr;
DWORD grfKeyState = (lpcmi->fMask & CMIC_MASK_SHIFT_DOWN) ? MK_SHIFT : 0;
SHSimulateDrop(pDT, m_pDataObj, grfKeyState, NULL, NULL);
return S_OK;
}
HRESULT CDefaultContextMenu::DoCopyOrCut(LPCMINVOKECOMMANDINFOEX lpcmi, BOOL bCopy)
{
if (!m_cidl || !m_pDataObj)
return E_FAIL;
FORMATETC formatetc;
InitFormatEtc(formatetc, RegisterClipboardFormatW(CFSTR_PREFERREDDROPEFFECT), TYMED_HGLOBAL);
STGMEDIUM medium = {0};
medium.tymed = TYMED_HGLOBAL;
medium.hGlobal = GlobalAlloc(GHND, sizeof(DWORD));
DWORD* pdwFlag = (DWORD*)GlobalLock(medium.hGlobal);
if (pdwFlag)
*pdwFlag = bCopy ? DROPEFFECT_COPY : DROPEFFECT_MOVE;
GlobalUnlock(medium.hGlobal);
m_pDataObj->SetData(&formatetc, &medium, TRUE);
HRESULT hr = OleSetClipboard(m_pDataObj);
if (FAILED_UNEXPECTEDLY(hr))
return hr;
return S_OK;
}
HRESULT CDefaultContextMenu::DoRename(LPCMINVOKECOMMANDINFOEX lpcmi)
{
CComPtr<IShellBrowser> psb;
HRESULT hr;
if (!m_site || !m_cidl)
return E_FAIL;
/* Get a pointer to the shell browser */
hr = IUnknown_QueryService(m_site, SID_IShellBrowser, IID_PPV_ARG(IShellBrowser, &psb));
if (FAILED_UNEXPECTEDLY(hr))
return hr;
CComPtr<IShellView> lpSV;
hr = psb->QueryActiveShellView(&lpSV);
if (FAILED_UNEXPECTEDLY(hr))
return hr;
SVSIF selFlags = SVSI_DESELECTOTHERS | SVSI_EDIT | SVSI_ENSUREVISIBLE | SVSI_FOCUSED | SVSI_SELECT;
hr = lpSV->SelectItem(m_apidl[0], selFlags);
if (FAILED_UNEXPECTEDLY(hr))
return hr;
return S_OK;
}
HRESULT
CDefaultContextMenu::DoProperties(
LPCMINVOKECOMMANDINFOEX lpcmi)
{
HRESULT hr = _DoCallback(DFM_INVOKECOMMAND, DFM_CMD_PROPERTIES, NULL);
// We are asked to run the default property sheet
if (hr == S_FALSE)
{
return Shell_DefaultContextMenuCallBack(m_psf, m_pDataObj);
}
return hr;
}
HRESULT
CDefaultContextMenu::DoUndo(LPCMINVOKECOMMANDINFOEX lpcmi)
{
ERR("TODO: Undo\n");
return E_NOTIMPL;
}
HRESULT
CDefaultContextMenu::DoCopyToMoveToFolder(LPCMINVOKECOMMANDINFOEX lpici, BOOL bCopy)
{
HRESULT hr = E_FAIL;
if (!m_pDataObj)
{
ERR("m_pDataObj is NULL\n");
return hr;
}