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user32: Reimplement 16-bit clipboard functions on top of the 32-bit ones.
This commit is contained in:
Alexandre Julliard
parent
9d44153273
commit
3313c40b7c
@ -460,35 +460,6 @@ BOOL WINAPI ChangeClipboardChain(HWND hWnd, HWND hWndNext)
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}
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/**************************************************************************
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* SetClipboardData (USER.141)
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*/
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HANDLE16 WINAPI SetClipboardData16(UINT16 wFormat, HANDLE16 hData)
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{
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CLIPBOARDINFO cbinfo;
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HANDLE16 hResult = 0;
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TRACE("(%04X, %04x) !\n", wFormat, hData);
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/* If it's not owned, data can only be set if the format doesn't exists
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and its rendering is not delayed */
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if (!CLIPBOARD_GetClipboardInfo(&cbinfo) ||
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(!(cbinfo.flags & CB_OWNER) && !hData))
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{
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WARN("Clipboard not owned by calling task. Operation failed.\n");
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return 0;
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}
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if (USER_Driver->pSetClipboardData(wFormat, hData, 0, cbinfo.flags & CB_OWNER))
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{
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hResult = hData;
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bCBHasChanged = TRUE;
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}
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return hResult;
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}
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/**************************************************************************
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* SetClipboardData (USER32.@)
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*/
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@ -560,28 +531,6 @@ BOOL WINAPI IsClipboardFormatAvailable(UINT wFormat)
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}
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/**************************************************************************
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* GetClipboardData (USER.142)
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*/
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HANDLE16 WINAPI GetClipboardData16(UINT16 wFormat)
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{
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HANDLE16 hData = 0;
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CLIPBOARDINFO cbinfo;
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if (!CLIPBOARD_GetClipboardInfo(&cbinfo) ||
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(~cbinfo.flags & CB_OPEN))
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{
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WARN("Clipboard not opened by calling task.\n");
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SetLastError(ERROR_CLIPBOARD_NOT_OPEN);
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return 0;
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}
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if (!USER_Driver->pGetClipboardData(wFormat, &hData, NULL)) hData = 0;
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return hData;
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}
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/**************************************************************************
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* GetClipboardData (USER32.@)
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*/
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@ -40,9 +40,11 @@ WINE_DEFAULT_DEBUG_CHANNEL(user);
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/* handle to handle 16 conversions */
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#define HANDLE_16(h32) (LOWORD(h32))
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#define HGDIOBJ_16(h32) (LOWORD(h32))
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/* handle16 to handle conversions */
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#define HANDLE_32(h16) ((HANDLE)(ULONG_PTR)(h16))
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#define HGDIOBJ_32(h16) ((HGDIOBJ)(ULONG_PTR)(h16))
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#define HINSTANCE_32(h16) ((HINSTANCE)(ULONG_PTR)(h16))
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#define IS_MENU_STRING_ITEM(flags) \
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@ -340,6 +342,52 @@ static void free_module_icons( HINSTANCE16 inst )
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}
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}
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/**********************************************************************
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* Management of the 16-bit clipboard formats
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*/
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struct clipboard_format
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{
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struct list entry;
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UINT format;
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HANDLE16 data;
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};
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static struct list clipboard_formats = LIST_INIT( clipboard_formats );
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static void set_clipboard_format( UINT format, HANDLE16 data )
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{
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struct clipboard_format *fmt;
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/* replace it if it exists already */
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LIST_FOR_EACH_ENTRY( fmt, &clipboard_formats, struct clipboard_format, entry )
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{
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if (fmt->format != format) continue;
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GlobalFree16( fmt->data );
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fmt->data = data;
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return;
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}
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if ((fmt = HeapAlloc( GetProcessHeap(), 0, sizeof(*fmt) )))
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{
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fmt->format = format;
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fmt->data = data;
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list_add_tail( &clipboard_formats, &fmt->entry );
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}
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}
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static void free_clipboard_formats(void)
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{
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struct list *head;
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while ((head = list_head( &clipboard_formats )))
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{
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struct clipboard_format *fmt = LIST_ENTRY( head, struct clipboard_format, entry );
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list_remove( &fmt->entry );
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GlobalFree16( fmt->data );
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HeapFree( GetProcessHeap(), 0, fmt );
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}
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}
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/**********************************************************************
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* InitApp (USER.5)
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@ -679,7 +727,9 @@ void WINAPI MessageBeep16( UINT16 i )
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*/
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BOOL16 WINAPI CloseClipboard16(void)
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{
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return CloseClipboard();
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BOOL ret = CloseClipboard();
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if (ret) free_clipboard_formats();
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return ret;
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}
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@ -688,7 +738,145 @@ BOOL16 WINAPI CloseClipboard16(void)
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*/
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BOOL16 WINAPI EmptyClipboard16(void)
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{
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return EmptyClipboard();
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BOOL ret = EmptyClipboard();
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if (ret) free_clipboard_formats();
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return ret;
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}
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/**************************************************************************
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* SetClipboardData (USER.141)
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*/
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HANDLE16 WINAPI SetClipboardData16( UINT16 format, HANDLE16 data16 )
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{
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HANDLE data32 = 0;
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switch (format)
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{
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case CF_BITMAP:
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case CF_PALETTE:
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data32 = HGDIOBJ_32( data16 );
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break;
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case CF_METAFILEPICT:
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{
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METAHEADER *header;
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METAFILEPICT *pict32;
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METAFILEPICT16 *pict16 = GlobalLock16( data16 );
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if (pict16)
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{
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if (!(data32 = GlobalAlloc( GMEM_MOVEABLE, sizeof(*pict32) ))) return 0;
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pict32 = GlobalLock( data32 );
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pict32->mm = pict16->mm;
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pict32->xExt = pict16->xExt;
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pict32->yExt = pict16->yExt;
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header = GlobalLock16( pict16->hMF );
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pict32->hMF = SetMetaFileBitsEx( header->mtSize * 2, (BYTE *)header );
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GlobalUnlock16( pict16->hMF );
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GlobalUnlock( data32 );
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}
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set_clipboard_format( format, data16 );
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break;
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}
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case CF_ENHMETAFILE:
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FIXME( "enhmetafile not supported in 16-bit\n" );
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return 0;
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default:
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if (format >= CF_GDIOBJFIRST && format <= CF_GDIOBJLAST)
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data32 = HGDIOBJ_32( data16 );
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else if (format >= CF_PRIVATEFIRST && format <= CF_PRIVATELAST)
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data32 = HANDLE_32( data16 );
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else
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{
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UINT size = GlobalSize16( data16 );
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void *ptr32, *ptr16 = GlobalLock16( data16 );
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if (ptr16)
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{
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if (!(data32 = GlobalAlloc( GMEM_MOVEABLE, size ))) return 0;
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ptr32 = GlobalLock( data32 );
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memcpy( ptr32, ptr16, size );
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GlobalUnlock( data32 );
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}
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set_clipboard_format( format, data16 );
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}
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break;
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}
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if (!SetClipboardData( format, data32 )) return 0;
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return data16;
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}
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/**************************************************************************
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* GetClipboardData (USER.142)
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*/
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HANDLE16 WINAPI GetClipboardData16( UINT16 format )
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{
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HANDLE data32 = GetClipboardData( format );
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HANDLE16 data16 = 0;
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UINT size;
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void *ptr;
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if (!data32) return 0;
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switch (format)
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{
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case CF_BITMAP:
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case CF_PALETTE:
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data16 = HGDIOBJ_16( data32 );
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break;
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case CF_METAFILEPICT:
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{
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METAFILEPICT16 *pict16;
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METAFILEPICT *pict32 = GlobalLock( data32 );
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if (pict32)
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{
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if (!(data16 = GlobalAlloc16( GMEM_MOVEABLE, sizeof(*pict16) ))) return 0;
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pict16 = GlobalLock16( data16 );
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pict16->mm = pict32->mm;
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pict16->xExt = pict32->xExt;
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pict16->yExt = pict32->yExt;
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size = GetMetaFileBitsEx( pict32->hMF, 0, NULL );
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pict16->hMF = GlobalAlloc16( GMEM_MOVEABLE, size );
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ptr = GlobalLock16( pict16->hMF );
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GetMetaFileBitsEx( pict32->hMF, size, ptr );
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GlobalUnlock16( pict16->hMF );
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GlobalUnlock16( data16 );
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set_clipboard_format( format, data16 );
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}
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break;
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}
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case CF_ENHMETAFILE:
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FIXME( "enhmetafile not supported in 16-bit\n" );
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return 0;
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default:
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if (format >= CF_GDIOBJFIRST && format <= CF_GDIOBJLAST)
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data16 = HGDIOBJ_16( data32 );
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else if (format >= CF_PRIVATEFIRST && format <= CF_PRIVATELAST)
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data16 = HANDLE_16( data32 );
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else
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{
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void *ptr16, *ptr32 = GlobalLock( data32 );
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if (ptr32)
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{
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size = GlobalSize( data32 );
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if (!(data16 = GlobalAlloc16( GMEM_MOVEABLE, size ))) return 0;
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ptr16 = GlobalLock16( data16 );
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memcpy( ptr16, ptr32, size );
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GlobalUnlock16( data16 );
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set_clipboard_format( format, data16 );
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}
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}
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break;
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}
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return data16;
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}
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