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winex11: Use data-only NtUserGetClipboardData to export clipboard data. 

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2022-04-26 16:06:08 +01:00 committed by Alexandre Julliard
parent 93543d9e6a
commit 55bbe99c29
1 changed files with 76 additions and 93 deletions
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169
dlls/winex11.drv/clipboard.c
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@ -97,7 +97,7 @@ WINE_DEFAULT_DEBUG_CHANNEL(clipboard);
#define SELECTION_UPDATE_DELAY 2000 /* delay between checks of the X11 selection */
typedef BOOL (*EXPORTFUNC)( Display *display, Window win, Atom prop, Atom target, HANDLE handle );
typedef BOOL (*EXPORTFUNC)( Display *display, Window win, Atom prop, Atom target, void *data, size_t size );
typedef HANDLE (*IMPORTFUNC)( Atom type, const void *data, size_t size );
struct clipboard_format
@ -121,19 +121,18 @@ static HANDLE import_text_html( Atom type, const void *data, size_t size );
static HANDLE import_text_uri_list( Atom type, const void *data, size_t size );
static HANDLE import_targets( Atom type, const void *data, size_t size );
static BOOL export_data( Display *display, Window win, Atom prop, Atom target, HANDLE handle );
static BOOL export_string( Display *display, Window win, Atom prop, Atom target, HANDLE handle );
static BOOL export_utf8_string( Display *display, Window win, Atom prop, Atom target, HANDLE handle );
static BOOL export_text( Display *display, Window win, Atom prop, Atom target, HANDLE handle );
static BOOL export_compound_text( Display *display, Window win, Atom prop, Atom target, HANDLE handle );
static BOOL export_pixmap( Display *display, Window win, Atom prop, Atom target, HANDLE handle );
static BOOL export_image_bmp( Display *display, Window win, Atom prop, Atom target, HANDLE handle );
static BOOL export_enhmetafile( Display *display, Window win, Atom prop, Atom target, HANDLE handle );
static BOOL export_text_html( Display *display, Window win, Atom prop, Atom target, HANDLE handle );
static BOOL export_hdrop( Display *display, Window win, Atom prop, Atom target, HANDLE handle );
static BOOL export_targets( Display *display, Window win, Atom prop, Atom target, HANDLE handle );
static BOOL export_multiple( Display *display, Window win, Atom prop, Atom target, HANDLE handle );
static BOOL export_timestamp( Display *display, Window win, Atom prop, Atom target, HANDLE handle );
static BOOL export_data( Display *display, Window win, Atom prop, Atom target, void *data, size_t size );
static BOOL export_string( Display *display, Window win, Atom prop, Atom target, void *data, size_t size );
static BOOL export_utf8_string( Display *display, Window win, Atom prop, Atom target, void *data, size_t size );
static BOOL export_text( Display *display, Window win, Atom prop, Atom target, void *data, size_t size );
static BOOL export_compound_text( Display *display, Window win, Atom prop, Atom target, void *data, size_t size );
static BOOL export_pixmap( Display *display, Window win, Atom prop, Atom target, void *data, size_t size );
static BOOL export_image_bmp( Display *display, Window win, Atom prop, Atom target, void *data, size_t size );
static BOOL export_text_html( Display *display, Window win, Atom prop, Atom target, void *data, size_t size );
static BOOL export_hdrop( Display *display, Window win, Atom prop, Atom target, void *data, size_t size );
static BOOL export_targets( Display *display, Window win, Atom prop, Atom target, void *data, size_t size );
static BOOL export_multiple( Display *display, Window win, Atom prop, Atom target, void *data, size_t size );
static BOOL export_timestamp( Display *display, Window win, Atom prop, Atom target, void *data, size_t size );
static BOOL read_property( Display *display, Window w, Atom prop,
Atom *type, unsigned char **data, unsigned long *datasize );
@ -167,7 +166,7 @@ static const struct
{ 0, CF_PENDATA, XATOM_WCF_PENDATA, import_data, export_data },
{ 0, CF_RIFF, XATOM_WCF_RIFF, import_data, export_data },
{ 0, CF_WAVE, XATOM_WCF_WAVE, import_data, export_data },
{ 0, CF_ENHMETAFILE, XATOM_WCF_ENHMETAFILE, import_enhmetafile, export_enhmetafile },
{ 0, CF_ENHMETAFILE, XATOM_WCF_ENHMETAFILE, import_enhmetafile, export_data },
{ 0, CF_HDROP, XATOM_text_uri_list, import_text_uri_list, export_hdrop },
{ 0, CF_DIB, XATOM_image_bmp, import_image_bmp, export_image_bmp },
{ RichTextFormatW, 0, XATOM_text_rtf, import_data, export_data },
@ -1099,13 +1098,9 @@ static HANDLE render_format( UINT id )
*
* Generic export clipboard data routine.
*/
static BOOL export_data( Display *display, Window win, Atom prop, Atom target, HANDLE handle )
static BOOL export_data( Display *display, Window win, Atom prop, Atom target, void *data, size_t size )
{
void *ptr = GlobalLock( handle );
if (!ptr) return FALSE;
put_property( display, win, prop, target, 8, ptr, GlobalSize( handle ));
GlobalUnlock( handle );
put_property( display, win, prop, target, 8, data, size );
return TRUE;
}
@ -1115,18 +1110,19 @@ static BOOL export_data( Display *display, Window win, Atom prop, Atom target, H
*
* Convert CF_UNICODETEXT data to a string in the specified codepage.
*/
static char *string_from_unicode_text( UINT codepage, HANDLE handle, UINT *size )
static char *string_from_unicode_text( UINT codepage, const WCHAR *string, size_t string_size, size_t *size )
{
UINT i, j;
char *str;
WCHAR *strW = GlobalLock( handle );
UINT lenW = GlobalSize( handle ) / sizeof(WCHAR);
DWORD len = WideCharToMultiByte( codepage, 0, strW, lenW, NULL, 0, NULL, NULL );
UINT lenW = string_size / sizeof(WCHAR);
DWORD len;
if (!string_size) return NULL;
len = WideCharToMultiByte( codepage, 0, string, lenW, NULL, 0, NULL, NULL );
if ((str = malloc( len )))
{
WideCharToMultiByte( codepage, 0, strW, lenW, str, len, NULL, NULL);
GlobalUnlock( handle );
WideCharToMultiByte( codepage, 0, string, lenW, str, len, NULL, NULL);
/* remove carriage returns */
for (i = j = 0; i < len; i++)
@ -1138,7 +1134,6 @@ static char *string_from_unicode_text( UINT codepage, HANDLE handle, UINT *size
*size = j;
TRACE( "returning %s\n", debugstr_an( str, j ));
}
GlobalUnlock( handle );
return str;
}
@ -1148,15 +1143,13 @@ static char *string_from_unicode_text( UINT codepage, HANDLE handle, UINT *size
*
* Export CF_UNICODETEXT converting the string to XA_STRING.
*/
static BOOL export_string( Display *display, Window win, Atom prop, Atom target, HANDLE handle )
static BOOL export_string( Display *display, Window win, Atom prop, Atom target, void *data, size_t size )
{
UINT size;
char *text = string_from_unicode_text( 28591, handle, &size );
char *text = string_from_unicode_text( 28591, data, size, &size );
if (!text) return FALSE;
put_property( display, win, prop, target, 8, text, size );
free( text );
GlobalUnlock( handle );
return TRUE;
}
@ -1166,15 +1159,14 @@ static BOOL export_string( Display *display, Window win, Atom prop, Atom target,
*
* Export CF_UNICODE converting the string to UTF8.
*/
static BOOL export_utf8_string( Display *display, Window win, Atom prop, Atom target, HANDLE handle )
static BOOL export_utf8_string( Display *display, Window win, Atom prop, Atom target,
void *data, size_t size )
{
UINT size;
char *text = string_from_unicode_text( CP_UTF8, handle, &size );
char *text = string_from_unicode_text( CP_UTF8, data, size, &size );
if (!text) return FALSE;
put_property( display, win, prop, target, 8, text, size );
free( text );
GlobalUnlock( handle );
return TRUE;
}
@ -1184,9 +1176,9 @@ static BOOL export_utf8_string( Display *display, Window win, Atom prop, Atom ta
*
* Export CF_UNICODE to the polymorphic TEXT type, using UTF8.
*/
static BOOL export_text( Display *display, Window win, Atom prop, Atom target, HANDLE handle )
static BOOL export_text( Display *display, Window win, Atom prop, Atom target, void *data, size_t size )
{
return export_utf8_string( display, win, prop, x11drv_atom(UTF8_STRING), handle );
return export_utf8_string( display, win, prop, x11drv_atom(UTF8_STRING), data, size );
}
@ -1195,12 +1187,12 @@ static BOOL export_text( Display *display, Window win, Atom prop, Atom target, H
*
* Export CF_UNICODE to COMPOUND_TEXT
*/
static BOOL export_compound_text( Display *display, Window win, Atom prop, Atom target, HANDLE handle )
static BOOL export_compound_text( Display *display, Window win, Atom prop, Atom target,
void *data, size_t size )
{
XTextProperty textprop;
XICCEncodingStyle style;
UINT size;
char *text = string_from_unicode_text( CP_UNIXCP, handle, &size );
char *text = string_from_unicode_text( CP_UNIXCP, data, size, &size );
if (!text) return FALSE;
if (target == x11drv_atom(COMPOUND_TEXT))
@ -1225,18 +1217,16 @@ static BOOL export_compound_text( Display *display, Window win, Atom prop, Atom
*
* Export CF_DIB to XA_PIXMAP.
*/
static BOOL export_pixmap( Display *display, Window win, Atom prop, Atom target, HANDLE handle )
static BOOL export_pixmap( Display *display, Window win, Atom prop, Atom target, void *data, size_t size )
{
Pixmap pixmap;
BITMAPINFO *pbmi;
BITMAPINFO *pbmi = data;
struct gdi_image_bits bits;
pbmi = GlobalLock( handle );
bits.ptr = (LPBYTE)pbmi + bitmap_info_size( pbmi, DIB_RGB_COLORS );
bits.free = NULL;
bits.is_copy = FALSE;
pixmap = create_pixmap_from_image( 0, &default_visual, pbmi, &bits, DIB_RGB_COLORS );
GlobalUnlock( handle );
put_property( display, win, prop, target, 32, &pixmap, 1 );
/* FIXME: free the pixmap when the property is deleted */
@ -1249,13 +1239,13 @@ static BOOL export_pixmap( Display *display, Window win, Atom prop, Atom target,
*
* Export CF_DIB to image/bmp.
*/
static BOOL export_image_bmp( Display *display, Window win, Atom prop, Atom target, HANDLE handle )
static BOOL export_image_bmp( Display *display, Window win, Atom prop, Atom target, void *data, size_t size )
{
LPBYTE dibdata = GlobalLock( handle );
LPBYTE dibdata = data;
UINT bmpsize;
BITMAPFILEHEADER *bfh;
bmpsize = sizeof(BITMAPFILEHEADER) + GlobalSize( handle );
bmpsize = sizeof(BITMAPFILEHEADER) + size;
bfh = malloc( bmpsize );
if (bfh)
{
@ -1269,33 +1259,12 @@ static BOOL export_image_bmp( Display *display, Window win, Atom prop, Atom targ
/* rest of bitmap is the same as the packed dib */
memcpy(bfh+1, dibdata, bmpsize-sizeof(BITMAPFILEHEADER));
}
GlobalUnlock( handle );
put_property( display, win, prop, target, 8, bfh, bmpsize );
free( bfh );
return TRUE;
}
/**************************************************************************
* export_enhmetafile
*
* Export EnhMetaFile.
*/
static BOOL export_enhmetafile( Display *display, Window win, Atom prop, Atom target, HANDLE handle )
{
unsigned int size;
void *ptr;
if (!(size = GetEnhMetaFileBits( handle, 0, NULL ))) return FALSE;
if (!(ptr = malloc( size ))) return FALSE;
GetEnhMetaFileBits( handle, size, ptr );
put_property( display, win, prop, target, 8, ptr, size );
free( ptr );
return TRUE;
}
/**************************************************************************
* export_text_html
*
@ -1303,14 +1272,12 @@ static BOOL export_enhmetafile( Display *display, Window win, Atom prop, Atom ta
*
* FIXME: We should attempt to add an <a base> tag and convert windows paths.
*/
static BOOL export_text_html( Display *display, Window win, Atom prop, Atom target, HANDLE handle )
static BOOL export_text_html( Display *display, Window win, Atom prop, Atom target, void *data, size_t size )
{
const char *p, *data;
const char *p;
UINT start = 0, end = 0;
BOOL ret = TRUE;
if (!(data = GlobalLock( handle ))) return FALSE;
p = data;
while (*p && *p != '<')
{
@ -1319,12 +1286,11 @@ static BOOL export_text_html( Display *display, Window win, Atom prop, Atom targ
if (!(p = strpbrk( p, "\r\n" ))) break;
while (*p == '\r' || *p == '\n') p++;
}
if (start && start < end && end <= GlobalSize( handle ))
put_property( display, win, prop, target, 8, data + start, end - start );
if (start && start < end && end <= size)
put_property( display, win, prop, target, 8, (char *)data + start, end - start );
else
ret = FALSE;
GlobalUnlock( handle );
return ret;
}
@ -1334,14 +1300,13 @@ static BOOL export_text_html( Display *display, Window win, Atom prop, Atom targ
*
* Export CF_HDROP format to text/uri-list.
*/
static BOOL export_hdrop( Display *display, Window win, Atom prop, Atom target, HANDLE handle )
static BOOL export_hdrop( Display *display, Window win, Atom prop, Atom target, void *data, size_t size )
{
char *textUriList = NULL;
UINT textUriListSize = 32;
UINT next = 0;
const WCHAR *ptr;
WCHAR *unicode_data = NULL;
void *data = GlobalLock( handle );
DROPFILES *drop_files = data;
if (!drop_files->fWide)
@ -1406,7 +1371,6 @@ static BOOL export_hdrop( Display *display, Window win, Atom prop, Atom target,
return TRUE;
failed:
GlobalUnlock( handle );
free( unicode_data );
free( textUriList );
return FALSE;
@ -1454,7 +1418,7 @@ static BOOL is_format_available( UINT format, const UINT *ids, unsigned int coun
*
* Service a TARGETS selection request event
*/
static BOOL export_targets( Display *display, Window win, Atom prop, Atom target, HANDLE handle )
static BOOL export_targets( Display *display, Window win, Atom prop, Atom target, void *data, size_t size )
{
struct clipboard_format *format;
UINT pos, count, *formats;
@ -1493,9 +1457,10 @@ static BOOL export_targets( Display *display, Window win, Atom prop, Atom target
*/
static BOOL export_selection( Display *display, Window win, Atom prop, Atom target )
{
struct get_clipboard_params params = { .data_only = TRUE };
struct clipboard_format *format;
HANDLE handle = 0;
BOOL open = FALSE, ret = FALSE;
size_t buffer_size = 0;
LIST_FOR_EACH_ENTRY( format, &format_list, struct clipboard_format, entry )
{
@ -1504,26 +1469,44 @@ static BOOL export_selection( Display *display, Window win, Atom prop, Atom targ
if (!format->id)
{
TRACE( "win %lx prop %s target %s\n", win, debugstr_xatom( prop ), debugstr_xatom( target ));
ret = format->export( display, win, prop, target, 0 );
ret = format->export( display, win, prop, target, NULL, 0 );
break;
}
if (!open && !(open = OpenClipboard( clipboard_hwnd )))
if (!open && !(open = NtUserOpenClipboard( clipboard_hwnd, 0 )))
{
ERR( "failed to open clipboard for %s\n", debugstr_xatom( target ));
return FALSE;
}
if ((handle = GetClipboardData( format->id )))
{
TRACE( "win %lx prop %s target %s exporting %s %p\n",
win, debugstr_xatom( prop ), debugstr_xatom( target ),
debugstr_format( format->id ), handle );
ret = format->export( display, win, prop, target, handle );
break;
if (!buffer_size)
{
buffer_size = 1024;
if (!(params.data = malloc( buffer_size ))) break;
}
for (;;)
{
params.size = buffer_size;
if (NtUserGetClipboardData( format->id, &params ))
{
TRACE( "win %lx prop %s target %s exporting %s\n",
win, debugstr_xatom( prop ), debugstr_xatom( target ),
debugstr_format( format->id ) );
ret = format->export( display, win, prop, target, params.data, params.size );
goto done;
}
if (!params.data_size) break;
free( params.data );
if (!(params.data = malloc( params.data_size ))) goto done;
buffer_size = params.data_size;
params.data_size = 0;
}
/* keep looking for another Win32 format mapping to the same target */
}
if (open) CloseClipboard();
done:
free( params.data );
if (open) NtUserCloseClipboard();
return ret;
}
@ -1541,7 +1524,7 @@ static BOOL export_selection( Display *display, Window win, Atom prop, Atom targ
* 2. If we fail to convert the target named by an atom in the MULTIPLE property,
* we replace the atom in the property by None.
*/
static BOOL export_multiple( Display *display, Window win, Atom prop, Atom target, HANDLE handle )
static BOOL export_multiple( Display *display, Window win, Atom prop, Atom target, void *data, size_t size )
{
Atom atype;
int aformat;
@ -1587,7 +1570,7 @@ static BOOL export_multiple( Display *display, Window win, Atom prop, Atom targe
*
* Export the timestamp that was used to acquire the selection
*/
static BOOL export_timestamp( Display *display, Window win, Atom prop, Atom target, HANDLE handle )
static BOOL export_timestamp( Display *display, Window win, Atom prop, Atom target, void *data, size_t size )
{
Time time = CurrentTime; /* FIXME */
put_property( display, win, prop, XA_INTEGER, 32, &time, 1 );