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ole32: Add a helper function to retrieve the implementation ptr.

This commit is contained in:
Huw Davies 2009-03-17 12:44:20 +00:00 committed by Alexandre Julliard
parent e7ffa2aeb5
commit 96bd8c5a7d
1 changed files with 29 additions and 65 deletions
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94
dlls/ole32/clipboard.c
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@ -86,35 +86,24 @@ WINE_DEFAULT_DEBUG_CHANNEL(ole);
/****************************************************************************
* OLEClipbrd
* DO NOT add any members before the VTables declaration!
* ole_clipbrd
*/
struct OLEClipbrd
struct ole_clipbrd
{
/*
* List all interface VTables here
*/
const IDataObjectVtbl* lpvtbl1; /* IDataObject VTable */
const IDataObjectVtbl* lpvtbl; /* Exposed IDataObject vtable */
/*
* The hidden OLE clipboard window. This window is used as the bridge between the
* the OLE and windows clipboard API. (Windows creates one such window per process)
*/
HWND hWndClipboard;
LONG ref;
/*
* Pointer to the source data object (via OleSetClipboard)
*/
IDataObject* pIDataObjectSrc;
/*
* Reference count of this object
*/
LONG ref;
HWND hWndClipboard; /* Hidden clipboard window */
IDataObject* pIDataObjectSrc; /* Source object passed to OleSetClipboard */
};
typedef struct OLEClipbrd OLEClipbrd;
typedef struct ole_clipbrd ole_clipbrd;
static inline ole_clipbrd *impl_from_IDataObject(IDataObject *iface)
{
return (ole_clipbrd*)((char*)iface - FIELD_OFFSET(ole_clipbrd, lpvtbl));
}
/****************************************************************************
* IEnumFORMATETC implementation
@ -151,9 +140,9 @@ typedef struct PresentationDataHeader
} PresentationDataHeader;
/*
* The one and only OLEClipbrd object which is created by OLEClipbrd_Initialize()
* The one and only ole_clipbrd object which is created by OLEClipbrd_Initialize()
*/
static OLEClipbrd* theOleClipboard;
static ole_clipbrd* theOleClipboard;
/*
@ -161,8 +150,8 @@ static OLEClipbrd* theOleClipboard;
*/
void OLEClipbrd_Initialize(void);
void OLEClipbrd_UnInitialize(void);
static OLEClipbrd* OLEClipbrd_Construct(void);
static void OLEClipbrd_Destroy(OLEClipbrd* ptrToDestroy);
static ole_clipbrd* OLEClipbrd_Construct(void);
static void OLEClipbrd_Destroy(ole_clipbrd* ptrToDestroy);
static HWND OLEClipbrd_CreateWindow(void);
static void OLEClipbrd_DestroyWindow(HWND hwnd);
static LRESULT CALLBACK OLEClipbrd_WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
@ -467,7 +456,7 @@ HRESULT WINAPI OleGetClipboard(IDataObject** ppDataObj)
return E_OUTOFMEMORY;
/* Return a reference counted IDataObject */
hr = IDataObject_QueryInterface( (IDataObject*)&(theOleClipboard->lpvtbl1),
hr = IDataObject_QueryInterface( (IDataObject*)&(theOleClipboard->lpvtbl),
&IID_IDataObject, (void**)ppDataObj);
return hr;
}
@ -635,14 +624,14 @@ void OLEClipbrd_UnInitialize(void)
/*********************************************************
* Construct the OLEClipbrd class.
*/
static OLEClipbrd* OLEClipbrd_Construct(void)
static ole_clipbrd* OLEClipbrd_Construct(void)
{
OLEClipbrd* This;
ole_clipbrd* This;
This = HeapAlloc( GetProcessHeap(), 0, sizeof(*This) );
if (!This) return NULL;
This->lpvtbl1 = &OLEClipbrd_IDataObject_VTable;
This->lpvtbl = &OLEClipbrd_IDataObject_VTable;
This->ref = 1;
This->hWndClipboard = NULL;
@ -652,7 +641,7 @@ static OLEClipbrd* OLEClipbrd_Construct(void)
return This;
}
static void OLEClipbrd_Destroy(OLEClipbrd* This)
static void OLEClipbrd_Destroy(ole_clipbrd* This)
{
TRACE("()\n");
@ -666,7 +655,6 @@ static void OLEClipbrd_Destroy(OLEClipbrd* This)
HeapFree(GetProcessHeap(), 0, This);
}
/***********************************************************************
* OLEClipbrd_CreateWindow()
* Create the clipboard window
@ -773,7 +761,7 @@ static LRESULT CALLBACK OLEClipbrd_WndProc
* Render the clipboard data.
* (We must have a source data object or we wouldn't be in this WndProc)
*/
OLEClipbrd_RenderFormat( (IDataObject*)&(theOleClipboard->lpvtbl1), &rgelt );
OLEClipbrd_RenderFormat( (IDataObject*)&(theOleClipboard->lpvtbl), &rgelt );
break;
}
@ -799,7 +787,7 @@ static LRESULT CALLBACK OLEClipbrd_WndProc
* Render all HGLOBAL formats supported by the source into
* the windows clipboard.
*/
if ( FAILED( IDataObject_EnumFormatEtc( (IDataObject*)&(theOleClipboard->lpvtbl1),
if ( FAILED( IDataObject_EnumFormatEtc( (IDataObject*)&(theOleClipboard->lpvtbl),
DATADIR_GET, &penumFormatetc) ) )
{
WARN("(): WM_RENDERALLFORMATS failed to retrieve EnumFormatEtc!\n");
@ -813,7 +801,7 @@ static LRESULT CALLBACK OLEClipbrd_WndProc
/*
* Render the clipboard data.
*/
if ( FAILED(OLEClipbrd_RenderFormat( (IDataObject*)&(theOleClipboard->lpvtbl1), &rgelt )) )
if ( FAILED(OLEClipbrd_RenderFormat( (IDataObject*)&(theOleClipboard->lpvtbl), &rgelt )) )
continue;
TRACE("(): WM_RENDERALLFORMATS(cfFormat=%d)\n", rgelt.cfFormat);
@ -1064,10 +1052,7 @@ static HRESULT WINAPI OLEClipbrd_IDataObject_QueryInterface(
REFIID riid,
void** ppvObject)
{
/*
* Declare "This" pointer
*/
OLEClipbrd *This = (OLEClipbrd *)iface;
ole_clipbrd *This = impl_from_IDataObject(iface);
TRACE("(%p)->(\n\tIID:\t%s,%p)\n",This,debugstr_guid(riid),ppvObject);
/*
@ -1090,7 +1075,7 @@ static HRESULT WINAPI OLEClipbrd_IDataObject_QueryInterface(
}
else if (memcmp(&IID_IDataObject, riid, sizeof(IID_IDataObject)) == 0)
{
*ppvObject = &This->lpvtbl1;
*ppvObject = &This->lpvtbl;
}
else /* We only support IUnknown and IDataObject */
{
@ -1115,15 +1100,11 @@ static HRESULT WINAPI OLEClipbrd_IDataObject_QueryInterface(
static ULONG WINAPI OLEClipbrd_IDataObject_AddRef(
IDataObject* iface)
{
/*
* Declare "This" pointer
*/
OLEClipbrd *This = (OLEClipbrd *)iface;
ole_clipbrd *This = impl_from_IDataObject(iface);
TRACE("(%p)->(count=%u)\n",This, This->ref);
return InterlockedIncrement(&This->ref);
}
/************************************************************************
@ -1134,22 +1115,13 @@ static ULONG WINAPI OLEClipbrd_IDataObject_AddRef(
static ULONG WINAPI OLEClipbrd_IDataObject_Release(
IDataObject* iface)
{
/*
* Declare "This" pointer
*/
OLEClipbrd *This = (OLEClipbrd *)iface;
ole_clipbrd *This = impl_from_IDataObject(iface);
ULONG ref;
TRACE("(%p)->(count=%u)\n",This, This->ref);
/*
* Decrease the reference count on this object.
*/
ref = InterlockedDecrement(&This->ref);
/*
* If the reference count goes down to 0, perform suicide.
*/
if (ref == 0)
{
OLEClipbrd_Destroy(This);
@ -1176,11 +1148,7 @@ static HRESULT WINAPI OLEClipbrd_IDataObject_GetData(
BOOL bClipboardOpen = FALSE;
HRESULT hr = S_OK;
LPVOID src;
/*
* Declare "This" pointer
*/
OLEClipbrd *This = (OLEClipbrd *)iface;
ole_clipbrd *This = impl_from_IDataObject(iface);
TRACE("(%p,%p,%p)\n", iface, pformatetcIn, pmedium);
@ -1346,11 +1314,7 @@ static HRESULT WINAPI OLEClipbrd_IDataObject_EnumFormatEtc(
int cfmt, i;
UINT format;
BOOL bClipboardOpen;
/*
* Declare "This" pointer
*/
OLEClipbrd *This = (OLEClipbrd *)iface;
ole_clipbrd *This = impl_from_IDataObject(iface);
TRACE("(%p, %x, %p)\n", iface, dwDirection, ppenumFormatEtc);