CExeDropHandler Class Reference

#include <CexeDropHandler.h>

Inheritance diagram for CExeDropHandler:

Collaboration diagram for CExeDropHandler:

Public Member Functions
	CExeDropHandler ()
	~CExeDropHandler ()
STDMETHOD()	DragEnter (IDataObject *pDataObject, DWORD dwKeyState, POINTL pt, DWORD *pdwEffect) override
STDMETHOD()	DragOver (DWORD dwKeyState, POINTL pt, DWORD *pdwEffect) override
STDMETHOD()	DragLeave () override
STDMETHOD()	Drop (IDataObject *pDataObject, DWORD dwKeyState, POINTL pt, DWORD *pdwEffect) override
STDMETHOD()	GetClassID (CLSID *lpClassId) override
STDMETHOD()	GetCurFile (LPOLESTR *ppszFileName) override
STDMETHOD()	IsDirty () override
STDMETHOD()	Load (LPCOLESTR pszFileName, DWORD dwMode) override
STDMETHOD()	Save (LPCOLESTR pszFileName, BOOL fRemember) override
STDMETHOD()	SaveCompleted (LPCOLESTR pszFileName) override
Public Member Functions inherited from ATL::CComObjectRootEx< CComMultiThreadModelNoCS >
	~CComObjectRootEx ()
ULONG	InternalAddRef ()
ULONG	InternalRelease ()
void	Lock ()
void	Unlock ()
HRESULT	_AtlInitialConstruct ()
Public Member Functions inherited from ATL::CComObjectRootBase
	CComObjectRootBase ()
	~CComObjectRootBase ()
void	SetVoid (void *)
HRESULT	_AtlFinalConstruct ()
HRESULT	FinalConstruct ()
void	InternalFinalConstructAddRef ()
void	InternalFinalConstructRelease ()
void	FinalRelease ()
HRESULT	DragEnter ([in, unique] IDataObject *pDataObj, [in] DWORD grfKeyState, [in] POINTL pt, [in, out] DWORD *pdwEffect)
HRESULT	DragOver ([in] DWORD grfKeyState, [in] POINTL pt, [in, out] DWORD *pdwEffect)
HRESULT	DragLeave ()
HRESULT	Drop ([in, unique] IDataObject *pDataObj, [in] DWORD grfKeyState, [in] POINTL pt, [in, out] DWORD *pdwEffect)
Public Member Functions inherited from IUnknown
HRESULT	QueryInterface ([in] REFIID riid, [out, iid_is(riid)] void **ppvObject)
ULONG	AddRef ()
ULONG	Release ()
HRESULT	IsDirty ()
HRESULT	Load ([in] LPCOLESTR pszFileName, [in] DWORD dwMode)
HRESULT	Save ([in, unique] LPCOLESTR pszFileName, [in] BOOL fRemember)
HRESULT	SaveCompleted ([in, unique] LPCOLESTR pszFileName)
HRESULT	GetCurFile ([out] LPOLESTR *ppszFileName)
HRESULT	GetClassID ([out] CLSID *pClassID)

Private Attributes
LPWSTR	m_PathTarget = NULL
DWORD	m_grfKeyState = 0

Additional Inherited Members
Public Types inherited from IDropTarget
typedef IDropTarget *	LPDROPTARGET
Public Types inherited from IUnknown
typedef IUnknown *	LPUNKNOWN
Public Types inherited from IPersistFile
typedef IPersistFile *	LPPERSISTFILE
Public Types inherited from IPersist
typedef IPersist *	LPPERSIST
Static Public Member Functions inherited from ATL::CComObjectRootBase
static void WINAPI	ObjectMain (bool)
static const struct _ATL_CATMAP_ENTRY *	GetCategoryMap ()
static HRESULT WINAPI	InternalQueryInterface (void *pThis, const _ATL_INTMAP_ENTRY *pEntries, REFIID iid, void **ppvObject)
Public Attributes inherited from ATL::CComObjectRootBase
LONG	m_dwRef
Public Attributes inherited from IDropTarget
const DWORD	MK_ALT = 0x20
const DWORD	DROPEFFECT_NONE = 0
const DWORD	DROPEFFECT_COPY = 1
const DWORD	DROPEFFECT_MOVE = 2
const DWORD	DROPEFFECT_LINK = 4
const DWORD	DROPEFFECT_SCROLL = 0x80000000
const DWORD	DD_DEFSCROLLINSET = 11
const DWORD	DD_DEFSCROLLDELAY = 50
const DWORD	DD_DEFSCROLLINTERVAL = 50
const DWORD	DD_DEFDRAGDELAY = 200
const DWORD	DD_DEFDRAGMINDIST = 2

Detailed Description

Definition at line 24 of file CexeDropHandler.h.

Constructor & Destructor Documentation

CExeDropHandler()

CExeDropHandler::CExeDropHandler

(

)

Definition at line 25 of file CexeDropHandler.cpp.

{
 
}

~CExeDropHandler()

CExeDropHandler::~CExeDropHandler

(

)

Definition at line 30 of file CexeDropHandler.cpp.

{
    SHFree(m_PathTarget);
}

Member Function Documentation

DragEnter()

HRESULT WINAPI CExeDropHandler::DragEnter ( IDataObject *  pDataObject, DWORD  dwKeyState, POINTL  pt, DWORD *  pdwEffect  )

override

Implements IDropTarget.

Definition at line 36 of file CexeDropHandler.cpp.

{
    TRACE ("(%p)\n", this);
    if (*pdwEffect == DROPEFFECT_NONE)
        return S_OK;
 
    m_grfKeyState = dwKeyState;
    *pdwEffect = DROPEFFECT_COPY;
    return S_OK;
}

DragLeave()

HRESULT WINAPI CExeDropHandler::DragLeave ( )

override

Implements IDropTarget.

Definition at line 55 of file CexeDropHandler.cpp.

{
    TRACE ("(%p)\n", this);
    return S_OK;
}

DragOver()

HRESULT WINAPI CExeDropHandler::DragOver ( DWORD  dwKeyState, POINTL  pt, DWORD *  pdwEffect  )

override

Implements IDropTarget.

Definition at line 47 of file CexeDropHandler.cpp.

{
    TRACE ("(%p)\n", this);
    m_grfKeyState = dwKeyState;
    *pdwEffect = DROPEFFECT_COPY;
    return S_OK;
}

Drop()

HRESULT WINAPI CExeDropHandler::Drop ( IDataObject *  pDataObject, DWORD  dwKeyState, POINTL  pt, DWORD *  pdwEffect  )

override

Implements IDropTarget.

Definition at line 61 of file CexeDropHandler.cpp.

{
    TRACE ("(%p)\n", this);
    FORMATETC fmt;
    STGMEDIUM medium;
    LPWSTR pszSrcList;
    InitFormatEtc (fmt, CF_HDROP, TYMED_HGLOBAL);
    WCHAR wszBuf[MAX_PATH * 2 + 8], *pszEnd = wszBuf;
    size_t cchRemaining = _countof(wszBuf);
 
    if (m_grfKeyState & MK_RBUTTON)
    {
        HMENU hmenu = LoadMenuW(shell32_hInstance, MAKEINTRESOURCEW(IDM_DRAGFILE));
        if (!hmenu)
            return E_OUTOFMEMORY;
        HMENU hpopupmenu = GetSubMenu(hmenu, 0);
        DeleteMenu(hpopupmenu, IDM_COPYHERE, MF_BYCOMMAND);
        DeleteMenu(hpopupmenu, IDM_MOVEHERE, MF_BYCOMMAND);
        DeleteMenu(hpopupmenu, IDM_LINKHERE, MF_BYCOMMAND);
        LoadStringW(shell32_hInstance, IDS_OPEN_WITH, wszBuf, _countof(wszBuf));
        InsertMenuW(hpopupmenu, 0, MF_BYPOSITION | MF_STRING, IDOK, wszBuf);
        SetMenuDefaultItem(hpopupmenu, IDOK, MF_BYCOMMAND);
        UINT cmd = CFSDropTarget::TrackPopupMenu(hpopupmenu, pt);
        DestroyMenu(hmenu);
        if (!cmd)
            return S_OK;
    }
 
    if (SUCCEEDED(pDataObject->GetData(&fmt, &medium)) /* && SUCCEEDED(pDataObject->GetData(&fmt2, &medium))*/)
    {
        LPDROPFILES lpdf = (LPDROPFILES) GlobalLock(medium.hGlobal);
        if (!lpdf)
        {
            ERR("Error locking global\n");
            ReleaseStgMedium(&medium);
            return E_FAIL;
        }
        pszSrcList = (LPWSTR) (((byte*) lpdf) + lpdf->pFiles);
        while (*pszSrcList)
        {
            if (StrChrW(pszSrcList, L' ') && cchRemaining > 3)
                StringCchPrintfExW(pszEnd, cchRemaining, &pszEnd, &cchRemaining, 0, L"\"%ls\" ", pszSrcList);
            else
                StringCchPrintfExW(pszEnd, cchRemaining, &pszEnd, &cchRemaining, 0, L"%ls ", pszSrcList);
 
            pszSrcList += wcslen(pszSrcList) + 1;
        }
 
        GlobalUnlock(medium.hGlobal);
        ReleaseStgMedium(&medium);
    }
 
    ShellExecuteW(NULL, L"open", m_PathTarget, wszBuf, NULL, SW_SHOWNORMAL);
 
    return S_OK;
}

GetClassID()

HRESULT WINAPI CExeDropHandler::GetClassID ( CLSID *  lpClassId )

override

Implements IPersist.

Definition at line 154 of file CexeDropHandler.cpp.

{
    TRACE ("(%p)\n", this);
 
    if (!lpClassId)
        return E_POINTER;
 
    *lpClassId = CLSID_ExeDropHandler;
 
    return S_OK;
}

GetCurFile()

HRESULT WINAPI CExeDropHandler::GetCurFile ( LPOLESTR *  ppszFileName )

override

Implements IPersistFile.

Definition at line 120 of file CexeDropHandler.cpp.

{
    FIXME ("(%p)\n", this);
    return E_NOTIMPL;
}

IsDirty()

HRESULT WINAPI CExeDropHandler::IsDirty ( void  )

override

Implements IPersistFile.

Definition at line 126 of file CexeDropHandler.cpp.

{
    FIXME ("(%p)\n", this);
    return E_NOTIMPL;
}

Load()

HRESULT WINAPI CExeDropHandler::Load ( LPCOLESTR  pszFileName, DWORD  dwMode  )

override

Implements IPersistFile.

Definition at line 132 of file CexeDropHandler.cpp.

{
    UINT len = strlenW(pszFileName);
    m_PathTarget = (WCHAR *)SHAlloc((len + 1) * sizeof(WCHAR));
    if (!m_PathTarget)
        return E_OUTOFMEMORY;
    memcpy(m_PathTarget, pszFileName, (len + 1) * sizeof(WCHAR));
    return S_OK;
}

Save()

HRESULT WINAPI CExeDropHandler::Save ( LPCOLESTR  pszFileName, BOOL  fRemember  )

override

Implements IPersistFile.

Definition at line 142 of file CexeDropHandler.cpp.

{
    FIXME ("(%p)\n", this);
    return E_NOTIMPL;
}

SaveCompleted()

HRESULT WINAPI CExeDropHandler::SaveCompleted ( LPCOLESTR  pszFileName )

override

Implements IPersistFile.

Definition at line 148 of file CexeDropHandler.cpp.

{
    FIXME ("(%p)\n", this);
    return E_NOTIMPL;
}

Member Data Documentation

m_grfKeyState

DWORD CExeDropHandler::m_grfKeyState = 0

private

Definition at line 32 of file CexeDropHandler.h.

Referenced by DragEnter(), DragOver(), and Drop().

m_PathTarget

LPWSTR CExeDropHandler::m_PathTarget = NULL

private

Definition at line 31 of file CexeDropHandler.h.

Referenced by Drop(), Load(), and ~CExeDropHandler().

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The documentation for this class was generated from the following files:

• dll/win32/shell32/droptargets/CexeDropHandler.h
• dll/win32/shell32/droptargets/CexeDropHandler.cpp