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Moved clipboard event handling functions and some private data 

structures to clipboard.c.
This commit is contained in:
Alexandre Julliard 2005-02-25 21:01:15 +00:00
parent 73209eb73e
commit 0778a45da2
3 changed files with 397 additions and 397 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

402
dlls/x11drv/clipboard.c
View File

@ -107,6 +107,35 @@ typedef struct
UINT flags;
} CLIPBOARDINFO, *LPCLIPBOARDINFO;
typedef struct tagWINE_CLIPDATA {
UINT wFormatID;
HANDLE16 hData16;
HANDLE hData32;
UINT drvData;
UINT wFlags;
struct tagWINE_CLIPDATA *PrevData;
struct tagWINE_CLIPDATA *NextData;
} WINE_CLIPDATA, *LPWINE_CLIPDATA;
typedef HANDLE (*DRVEXPORTFUNC)(Window requestor, Atom aTarget, Atom rprop,
LPWINE_CLIPDATA lpData, LPDWORD lpBytes);
typedef HANDLE (*DRVIMPORTFUNC)(LPBYTE hData, UINT cBytes);
typedef struct tagWINE_CLIPFORMAT {
UINT wFormatID;
LPCWSTR Name;
UINT drvData;
UINT wFlags;
DRVIMPORTFUNC lpDrvImportFunc;
DRVEXPORTFUNC lpDrvExportFunc;
struct tagWINE_CLIPFORMAT *PrevFormat;
struct tagWINE_CLIPFORMAT *NextFormat;
} WINE_CLIPFORMAT, *LPWINE_CLIPFORMAT;
#define CF_FLAG_BUILTINFMT 1 /* Built-in windows format */
#define CF_FLAG_UNOWNED 2 /* cached data is not owned */
#define CF_FLAG_SYNTHESIZED 8 /* Implicitly converted data */
static int selectionAcquired = 0; /* Contains the current selection masks */
static Window selectionWindow = None; /* The top level X window which owns the selection */
static BOOL usePrimary = FALSE; /* Use primary selection in additon to the clipboard selection */
@ -115,20 +144,20 @@ static Atom selectionCacheSrc = XA_PRIMARY; /* The selection source from whic
INT X11DRV_RegisterClipboardFormat(LPCWSTR FormatName);
void X11DRV_EmptyClipboard(BOOL keepunowned);
void X11DRV_EndClipboardUpdate(void);
HANDLE X11DRV_CLIPBOARD_ImportClipboardData(LPBYTE lpdata, UINT cBytes);
HANDLE X11DRV_CLIPBOARD_ImportEnhMetaFile(LPBYTE lpdata, UINT cBytes);
HANDLE X11DRV_CLIPBOARD_ImportMetaFilePict(LPBYTE lpdata, UINT cBytes);
HANDLE X11DRV_CLIPBOARD_ImportXAPIXMAP(LPBYTE lpdata, UINT cBytes);
HANDLE X11DRV_CLIPBOARD_ImportXAString(LPBYTE lpdata, UINT cBytes);
HANDLE X11DRV_CLIPBOARD_ExportClipboardData(Window requestor, Atom aTarget,
static HANDLE X11DRV_CLIPBOARD_ImportClipboardData(LPBYTE lpdata, UINT cBytes);
static HANDLE X11DRV_CLIPBOARD_ImportEnhMetaFile(LPBYTE lpdata, UINT cBytes);
static HANDLE X11DRV_CLIPBOARD_ImportMetaFilePict(LPBYTE lpdata, UINT cBytes);
static HANDLE X11DRV_CLIPBOARD_ImportXAPIXMAP(LPBYTE lpdata, UINT cBytes);
static HANDLE X11DRV_CLIPBOARD_ImportXAString(LPBYTE lpdata, UINT cBytes);
static HANDLE X11DRV_CLIPBOARD_ExportClipboardData(Window requestor, Atom aTarget,
Atom rprop, LPWINE_CLIPDATA lpData, LPDWORD lpBytes);
HANDLE X11DRV_CLIPBOARD_ExportString(Window requestor, Atom aTarget,
static HANDLE X11DRV_CLIPBOARD_ExportString(Window requestor, Atom aTarget,
Atom rprop, LPWINE_CLIPDATA lpData, LPDWORD lpBytes);
HANDLE X11DRV_CLIPBOARD_ExportXAPIXMAP(Window requestor, Atom aTarget,
static HANDLE X11DRV_CLIPBOARD_ExportXAPIXMAP(Window requestor, Atom aTarget,
Atom rprop, LPWINE_CLIPDATA lpdata, LPDWORD lpBytes);
HANDLE X11DRV_CLIPBOARD_ExportMetaFilePict(Window requestor, Atom aTarget,
static HANDLE X11DRV_CLIPBOARD_ExportMetaFilePict(Window requestor, Atom aTarget,
Atom rprop, LPWINE_CLIPDATA lpdata, LPDWORD lpBytes);
HANDLE X11DRV_CLIPBOARD_ExportEnhMetaFile(Window requestor, Atom aTarget,
static HANDLE X11DRV_CLIPBOARD_ExportEnhMetaFile(Window requestor, Atom aTarget,
Atom rprop, LPWINE_CLIPDATA lpdata, LPDWORD lpBytes);
static WINE_CLIPFORMAT *X11DRV_CLIPBOARD_InsertClipboardFormat(LPCWSTR FormatName, Atom prop);
static BOOL X11DRV_CLIPBOARD_ReadSelection(LPWINE_CLIPFORMAT lpData, Window w, Atom prop);
@ -143,6 +172,7 @@ static BOOL X11DRV_CLIPBOARD_SynthesizeData(UINT wFormatID);
static BOOL X11DRV_CLIPBOARD_RenderSynthesizedFormat(LPWINE_CLIPDATA lpData);
static BOOL X11DRV_CLIPBOARD_RenderSynthesizedDIB(void);
static BOOL X11DRV_CLIPBOARD_RenderSynthesizedBitmap(void);
static void X11DRV_HandleSelectionRequest( HWND hWnd, XSelectionRequestEvent *event, BOOL bIsMultiple );
/* Clipboard formats
* WARNING: This data ordering is dependent on the WINE_CLIPFORMAT structure
@ -2574,3 +2604,355 @@ void X11DRV_EndClipboardUpdate(void)
TRACE("%d formats added to cached data\n", ClipDataCount - count);
}
/***********************************************************************
* add_targets
*
* Utility function for X11DRV_SelectionRequest_TARGETS.
*/
static BOOL add_targets(Atom* targets, unsigned long cTargets, Atom prop)
{
unsigned int i;
BOOL bExists;
/* Scan through what we have so far to avoid duplicates */
for (i = 0, bExists = FALSE; i < cTargets; i++)
{
if (targets[i] == prop)
{
bExists = TRUE;
break;
}
}
if (!bExists)
targets[cTargets] = prop;
return !bExists;
}
/***********************************************************************
* X11DRV_SelectionRequest_TARGETS
* Service a TARGETS selection request event
*/
static Atom X11DRV_SelectionRequest_TARGETS( Display *display, Window requestor,
Atom target, Atom rprop )
{
Atom* targets;
UINT wFormat;
UINT alias;
ULONG cTargets;
LPWINE_CLIPFORMAT lpFormat;
/*
* Count the number of items we wish to expose as selection targets.
* We include the TARGETS item, and property aliases
*/
cTargets = X11DRV_CountClipboardFormats() + 1;
for (wFormat = 0; (wFormat = X11DRV_EnumClipboardFormats(wFormat));)
{
lpFormat = X11DRV_CLIPBOARD_LookupFormat(wFormat);
if (lpFormat)
{
if (!lpFormat->lpDrvExportFunc)
cTargets--;
if (X11DRV_CLIPBOARD_LookupPropertyAlias(lpFormat->drvData))
cTargets++;
}
/* else most likely unregistered format such as CF_PRIVATE or CF_GDIOBJ */
}
TRACE(" found %ld formats\n", cTargets);
/* Allocate temp buffer */
targets = (Atom*)HeapAlloc( GetProcessHeap(), 0, cTargets * sizeof(Atom));
if(targets == NULL)
return None;
/* Create TARGETS property list (First item in list is TARGETS itself) */
for (targets[0] = x11drv_atom(TARGETS), cTargets = 1, wFormat = 0;
(wFormat = X11DRV_EnumClipboardFormats(wFormat));)
{
lpFormat = X11DRV_CLIPBOARD_LookupFormat(wFormat);
if (lpFormat)
{
if (lpFormat->lpDrvExportFunc)
{
if (add_targets(targets, cTargets, lpFormat->drvData))
cTargets++;
}
/* Check if any alias should be listed */
alias = X11DRV_CLIPBOARD_LookupPropertyAlias(lpFormat->drvData);
if (alias)
{
if (add_targets(targets, cTargets, alias))
cTargets++;
}
}
}
wine_tsx11_lock();
if (TRACE_ON(clipboard))
{
unsigned int i;
for ( i = 0; i < cTargets; i++)
{
if (targets[i])
{
char *itemFmtName = XGetAtomName(display, targets[i]);
TRACE("\tAtom# %d: Property %ld Type %s\n", i, targets[i], itemFmtName);
XFree(itemFmtName);
}
}
}
/* We may want to consider setting the type to xaTargets instead,
* in case some apps expect this instead of XA_ATOM */
XChangeProperty(display, requestor, rprop, XA_ATOM, 32,
PropModeReplace, (unsigned char *)targets, cTargets);
wine_tsx11_unlock();
HeapFree(GetProcessHeap(), 0, targets);
return rprop;
}
/***********************************************************************
* X11DRV_SelectionRequest_MULTIPLE
* Service a MULTIPLE selection request event
* rprop contains a list of (target,property) atom pairs.
* The first atom names a target and the second names a property.
* The effect is as if we have received a sequence of SelectionRequest events
* (one for each atom pair) except that:
* 1. We reply with a SelectionNotify only when all the requested conversions
* have been performed.
* 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 Atom X11DRV_SelectionRequest_MULTIPLE( HWND hWnd, XSelectionRequestEvent *pevent )
{
Display *display = pevent->display;
Atom rprop;
Atom atype=AnyPropertyType;
int aformat;
unsigned long remain;
Atom* targetPropList=NULL;
unsigned long cTargetPropList = 0;
/* If the specified property is None the requestor is an obsolete client.
* We support these by using the specified target atom as the reply property.
*/
rprop = pevent->property;
if( rprop == None )
rprop = pevent->target;
if (!rprop)
return 0;
/* Read the MULTIPLE property contents. This should contain a list of
* (target,property) atom pairs.
*/
wine_tsx11_lock();
if(XGetWindowProperty(display, pevent->requestor, rprop,
0, 0x3FFF, False, AnyPropertyType, &atype,&aformat,
&cTargetPropList, &remain,
(unsigned char**)&targetPropList) != Success)
{
wine_tsx11_unlock();
TRACE("\tCouldn't read MULTIPLE property\n");
}
else
{
TRACE("\tType %s,Format %d,nItems %ld, Remain %ld\n",
XGetAtomName(display, atype), aformat, cTargetPropList, remain);
wine_tsx11_unlock();
/*
* Make sure we got what we expect.
* NOTE: According to the X-ICCCM Version 2.0 documentation the property sent
* in a MULTIPLE selection request should be of type ATOM_PAIR.
* However some X apps(such as XPaint) are not compliant with this and return
* a user defined atom in atype when XGetWindowProperty is called.
* The data *is* an atom pair but is not denoted as such.
*/
if(aformat == 32 /* atype == xAtomPair */ )
{
unsigned int i;
/* Iterate through the ATOM_PAIR list and execute a SelectionRequest
* for each (target,property) pair */
for (i = 0; i < cTargetPropList; i+=2)
{
XSelectionRequestEvent event;
if (TRACE_ON(clipboard))
{
char *targetName, *propName;
wine_tsx11_lock();
targetName = XGetAtomName(display, targetPropList[i]);
propName = XGetAtomName(display, targetPropList[i+1]);
TRACE("MULTIPLE(%d): Target='%s' Prop='%s'\n",
i/2, targetName, propName);
XFree(targetName);
XFree(propName);
wine_tsx11_unlock();
}
/* We must have a non "None" property to service a MULTIPLE target atom */
if ( !targetPropList[i+1] )
{
TRACE("\tMULTIPLE(%d): Skipping target with empty property!\n", i);
continue;
}
/* Set up an XSelectionRequestEvent for this (target,property) pair */
memcpy( &event, pevent, sizeof(XSelectionRequestEvent) );
event.target = targetPropList[i];
event.property = targetPropList[i+1];
/* Fire a SelectionRequest, informing the handler that we are processing
* a MULTIPLE selection request event.
*/
X11DRV_HandleSelectionRequest( hWnd, &event, TRUE );
}
}
/* Free the list of targets/properties */
wine_tsx11_lock();
XFree(targetPropList);
wine_tsx11_unlock();
}
return rprop;
}
/***********************************************************************
* X11DRV_HandleSelectionRequest
* Process an event selection request event.
* The bIsMultiple flag is used to signal when EVENT_SelectionRequest is called
* recursively while servicing a "MULTIPLE" selection target.
*
* Note: We only receive this event when WINE owns the X selection
*/
static void X11DRV_HandleSelectionRequest( HWND hWnd, XSelectionRequestEvent *event, BOOL bIsMultiple )
{
Display *display = event->display;
XSelectionEvent result;
Atom rprop = None;
Window request = event->requestor;
TRACE("\n");
/*
* We can only handle the selection request if :
* The selection is PRIMARY or CLIPBOARD, AND we can successfully open the clipboard.
* Don't do these checks or open the clipboard while recursively processing MULTIPLE,
* since this has been already done.
*/
if ( !bIsMultiple )
{
if (((event->selection != XA_PRIMARY) && (event->selection != x11drv_atom(CLIPBOARD))))
goto END;
}
/* If the specified property is None the requestor is an obsolete client.
* We support these by using the specified target atom as the reply property.
*/
rprop = event->property;
if( rprop == None )
rprop = event->target;
if(event->target == x11drv_atom(TARGETS)) /* Return a list of all supported targets */
{
/* TARGETS selection request */
rprop = X11DRV_SelectionRequest_TARGETS( display, request, event->target, rprop );
}
else if(event->target == x11drv_atom(MULTIPLE)) /* rprop contains a list of (target, property) atom pairs */
{
/* MULTIPLE selection request */
rprop = X11DRV_SelectionRequest_MULTIPLE( hWnd, event );
}
else
{
LPWINE_CLIPFORMAT lpFormat = X11DRV_CLIPBOARD_LookupProperty(event->target);
if (!lpFormat)
lpFormat = X11DRV_CLIPBOARD_LookupAliasProperty(event->target);
if (lpFormat && lpFormat->lpDrvExportFunc)
{
LPWINE_CLIPDATA lpData = X11DRV_CLIPBOARD_LookupData(lpFormat->wFormatID);
if (lpData)
{
unsigned char* lpClipData;
DWORD cBytes;
HANDLE hClipData = lpFormat->lpDrvExportFunc(request, event->target,
rprop, lpData, &cBytes);
if (hClipData && (lpClipData = GlobalLock(hClipData)))
{
TRACE("\tUpdating property %s, %ld bytes\n", debugstr_w(lpFormat->Name), cBytes);
wine_tsx11_lock();
XChangeProperty(display, request, rprop, event->target,
8, PropModeReplace, (unsigned char *)lpClipData, cBytes);
wine_tsx11_unlock();
GlobalUnlock(hClipData);
GlobalFree(hClipData);
}
}
}
}
END:
/* reply to sender
* SelectionNotify should be sent only at the end of a MULTIPLE request
*/
if ( !bIsMultiple )
{
result.type = SelectionNotify;
result.display = display;
result.requestor = request;
result.selection = event->selection;
result.property = rprop;
result.target = event->target;
result.time = event->time;
TRACE("Sending SelectionNotify event...\n");
wine_tsx11_lock();
XSendEvent(display,event->requestor,False,NoEventMask,(XEvent*)&result);
wine_tsx11_unlock();
}
}
/***********************************************************************
* X11DRV_SelectionRequest
*/
void X11DRV_SelectionRequest( HWND hWnd, XSelectionRequestEvent *event )
{
if (!hWnd) return;
X11DRV_HandleSelectionRequest( hWnd, event, FALSE );
}
/***********************************************************************
* X11DRV_SelectionClear
*/
void X11DRV_SelectionClear( HWND hWnd, XSelectionClearEvent *event )
{
if (!hWnd) return;
if (event->selection == XA_PRIMARY || event->selection == x11drv_atom(CLIPBOARD))
X11DRV_CLIPBOARD_ReleaseSelection( event->selection, event->window, hWnd, event->time );
}

348
dlls/x11drv/event.c
View File

@ -84,8 +84,6 @@ static void EVENT_ProcessEvent( XEvent *event );
/* Event handlers */
static void EVENT_FocusIn( HWND hWnd, XFocusChangeEvent *event );
static void EVENT_FocusOut( HWND hWnd, XFocusChangeEvent *event );
static void EVENT_SelectionRequest( HWND hWnd, XSelectionRequestEvent *event, BOOL bIsMultiple );
static void EVENT_SelectionClear( HWND hWnd, XSelectionClearEvent *event);
static void EVENT_PropertyNotify( XPropertyEvent *event );
static void EVENT_ClientMessage( HWND hWnd, XClientMessageEvent *event );
@ -346,13 +344,11 @@ static void EVENT_ProcessEvent( XEvent *event )
break;
case SelectionRequest:
if (!hWnd) return;
EVENT_SelectionRequest( hWnd, (XSelectionRequestEvent *)event, FALSE );
X11DRV_SelectionRequest( hWnd, (XSelectionRequestEvent *)event );
break;
case SelectionClear:
if (!hWnd) return;
EVENT_SelectionClear( hWnd, (XSelectionClearEvent*) event );
X11DRV_SelectionClear( hWnd, (XSelectionClearEvent*) event );
break;
case PropertyNotify:
@ -590,346 +586,6 @@ static void EVENT_FocusOut( HWND hwnd, XFocusChangeEvent *event )
}
/***********************************************************************
* EVENT_SelectionRequest_AddTARGETS
* Utility function for EVENT_SelectionRequest_TARGETS.
*/
static BOOL EVENT_SelectionRequest_AddTARGETS(Atom* targets, unsigned long cTargets, Atom prop)
{
unsigned int i;
BOOL bExists;
/* Scan through what we have so far to avoid duplicates */
for (i = 0, bExists = FALSE; i < cTargets; i++)
{
if (targets[i] == prop)
{
bExists = TRUE;
break;
}
}
if (!bExists)
targets[cTargets] = prop;
return !bExists;
}
/***********************************************************************
* EVENT_SelectionRequest_TARGETS
* Service a TARGETS selection request event
*/
static Atom EVENT_SelectionRequest_TARGETS( Display *display, Window requestor,
Atom target, Atom rprop )
{
Atom* targets;
UINT wFormat;
UINT alias;
ULONG cTargets;
LPWINE_CLIPFORMAT lpFormat;
/*
* Count the number of items we wish to expose as selection targets.
* We include the TARGETS item, and property aliases
*/
cTargets = X11DRV_CountClipboardFormats() + 1;
for (wFormat = 0; (wFormat = X11DRV_EnumClipboardFormats(wFormat));)
{
lpFormat = X11DRV_CLIPBOARD_LookupFormat(wFormat);
if (lpFormat)
{
if (!lpFormat->lpDrvExportFunc)
cTargets--;
if (X11DRV_CLIPBOARD_LookupPropertyAlias(lpFormat->drvData))
cTargets++;
}
/* else most likely unregistered format such as CF_PRIVATE or CF_GDIOBJ */
}
TRACE_(clipboard)(" found %ld formats\n", cTargets);
/* Allocate temp buffer */
targets = (Atom*)HeapAlloc( GetProcessHeap(), 0, cTargets * sizeof(Atom));
if(targets == NULL)
return None;
/* Create TARGETS property list (First item in list is TARGETS itself) */
for (targets[0] = x11drv_atom(TARGETS), cTargets = 1, wFormat = 0;
(wFormat = X11DRV_EnumClipboardFormats(wFormat));)
{
lpFormat = X11DRV_CLIPBOARD_LookupFormat(wFormat);
if (lpFormat)
{
if (lpFormat->lpDrvExportFunc)
{
if (EVENT_SelectionRequest_AddTARGETS(targets, cTargets, lpFormat->drvData))
cTargets++;
}
/* Check if any alias should be listed */
alias = X11DRV_CLIPBOARD_LookupPropertyAlias(lpFormat->drvData);
if (alias)
{
if (EVENT_SelectionRequest_AddTARGETS(targets, cTargets, alias))
cTargets++;
}
}
}
wine_tsx11_lock();
if (TRACE_ON(clipboard))
{
unsigned int i;
for ( i = 0; i < cTargets; i++)
{
if (targets[i])
{
char *itemFmtName = XGetAtomName(display, targets[i]);
TRACE_(clipboard)("\tAtom# %d: Property %ld Type %s\n", i, targets[i], itemFmtName);
XFree(itemFmtName);
}
}
}
/* We may want to consider setting the type to xaTargets instead,
* in case some apps expect this instead of XA_ATOM */
XChangeProperty(display, requestor, rprop, XA_ATOM, 32,
PropModeReplace, (unsigned char *)targets, cTargets);
wine_tsx11_unlock();
HeapFree(GetProcessHeap(), 0, targets);
return rprop;
}
/***********************************************************************
* EVENT_SelectionRequest_MULTIPLE
* Service a MULTIPLE selection request event
* rprop contains a list of (target,property) atom pairs.
* The first atom names a target and the second names a property.
* The effect is as if we have received a sequence of SelectionRequest events
* (one for each atom pair) except that:
* 1. We reply with a SelectionNotify only when all the requested conversions
* have been performed.
* 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 Atom EVENT_SelectionRequest_MULTIPLE( HWND hWnd, XSelectionRequestEvent *pevent )
{
Display *display = pevent->display;
Atom rprop;
Atom atype=AnyPropertyType;
int aformat;
unsigned long remain;
Atom* targetPropList=NULL;
unsigned long cTargetPropList = 0;
/* If the specified property is None the requestor is an obsolete client.
* We support these by using the specified target atom as the reply property.
*/
rprop = pevent->property;
if( rprop == None )
rprop = pevent->target;
if (!rprop)
goto END;
/* Read the MULTIPLE property contents. This should contain a list of
* (target,property) atom pairs.
*/
wine_tsx11_lock();
if(XGetWindowProperty(display, pevent->requestor, rprop,
0, 0x3FFF, False, AnyPropertyType, &atype,&aformat,
&cTargetPropList, &remain,
(unsigned char**)&targetPropList) != Success)
{
wine_tsx11_unlock();
TRACE("\tCouldn't read MULTIPLE property\n");
}
else
{
TRACE("\tType %s,Format %d,nItems %ld, Remain %ld\n",
XGetAtomName(display, atype), aformat, cTargetPropList, remain);
wine_tsx11_unlock();
/*
* Make sure we got what we expect.
* NOTE: According to the X-ICCCM Version 2.0 documentation the property sent
* in a MULTIPLE selection request should be of type ATOM_PAIR.
* However some X apps(such as XPaint) are not compliant with this and return
* a user defined atom in atype when XGetWindowProperty is called.
* The data *is* an atom pair but is not denoted as such.
*/
if(aformat == 32 /* atype == xAtomPair */ )
{
unsigned int i;
/* Iterate through the ATOM_PAIR list and execute a SelectionRequest
* for each (target,property) pair */
for (i = 0; i < cTargetPropList; i+=2)
{
XSelectionRequestEvent event;
if (TRACE_ON(event))
{
char *targetName, *propName;
wine_tsx11_lock();
targetName = XGetAtomName(display, targetPropList[i]);
propName = XGetAtomName(display, targetPropList[i+1]);
TRACE("MULTIPLE(%d): Target='%s' Prop='%s'\n",
i/2, targetName, propName);
XFree(targetName);
XFree(propName);
wine_tsx11_unlock();
}
/* We must have a non "None" property to service a MULTIPLE target atom */
if ( !targetPropList[i+1] )
{
TRACE("\tMULTIPLE(%d): Skipping target with empty property!\n", i);
continue;
}
/* Set up an XSelectionRequestEvent for this (target,property) pair */
memcpy( &event, pevent, sizeof(XSelectionRequestEvent) );
event.target = targetPropList[i];
event.property = targetPropList[i+1];
/* Fire a SelectionRequest, informing the handler that we are processing
* a MULTIPLE selection request event.
*/
EVENT_SelectionRequest( hWnd, &event, TRUE );
}
}
/* Free the list of targets/properties */
wine_tsx11_lock();
XFree(targetPropList);
wine_tsx11_unlock();
}
END:
return rprop;
}
/***********************************************************************
* EVENT_SelectionRequest
* Process an event selection request event.
* The bIsMultiple flag is used to signal when EVENT_SelectionRequest is called
* recursively while servicing a "MULTIPLE" selection target.
*
* Note: We only receive this event when WINE owns the X selection
*/
static void EVENT_SelectionRequest( HWND hWnd, XSelectionRequestEvent *event, BOOL bIsMultiple )
{
Display *display = event->display;
XSelectionEvent result;
Atom rprop = None;
Window request = event->requestor;
TRACE_(clipboard)("\n");
/*
* We can only handle the selection request if :
* The selection is PRIMARY or CLIPBOARD, AND we can successfully open the clipboard.
* Don't do these checks or open the clipboard while recursively processing MULTIPLE,
* since this has been already done.
*/
if ( !bIsMultiple )
{
if (((event->selection != XA_PRIMARY) && (event->selection != x11drv_atom(CLIPBOARD))))
goto END;
}
/* If the specified property is None the requestor is an obsolete client.
* We support these by using the specified target atom as the reply property.
*/
rprop = event->property;
if( rprop == None )
rprop = event->target;
if(event->target == x11drv_atom(TARGETS)) /* Return a list of all supported targets */
{
/* TARGETS selection request */
rprop = EVENT_SelectionRequest_TARGETS( display, request, event->target, rprop );
}
else if(event->target == x11drv_atom(MULTIPLE)) /* rprop contains a list of (target, property) atom pairs */
{
/* MULTIPLE selection request */
rprop = EVENT_SelectionRequest_MULTIPLE( hWnd, event );
}
else
{
LPWINE_CLIPFORMAT lpFormat = X11DRV_CLIPBOARD_LookupProperty(event->target);
if (!lpFormat)
lpFormat = X11DRV_CLIPBOARD_LookupAliasProperty(event->target);
if (lpFormat && lpFormat->lpDrvExportFunc)
{
LPWINE_CLIPDATA lpData = X11DRV_CLIPBOARD_LookupData(lpFormat->wFormatID);
if (lpData)
{
unsigned char* lpClipData;
DWORD cBytes;
HANDLE hClipData = lpFormat->lpDrvExportFunc(request, event->target,
rprop, lpData, &cBytes);
if (hClipData && (lpClipData = GlobalLock(hClipData)))
{
TRACE_(clipboard)("\tUpdating property %s, %ld bytes\n",
debugstr_w(lpFormat->Name), cBytes);
wine_tsx11_lock();
XChangeProperty(display, request, rprop, event->target,
8, PropModeReplace, (unsigned char *)lpClipData, cBytes);
wine_tsx11_unlock();
GlobalUnlock(hClipData);
GlobalFree(hClipData);
}
}
}
}
END:
/* reply to sender
* SelectionNotify should be sent only at the end of a MULTIPLE request
*/
if ( !bIsMultiple )
{
result.type = SelectionNotify;
result.display = display;
result.requestor = request;
result.selection = event->selection;
result.property = rprop;
result.target = event->target;
result.time = event->time;
TRACE("Sending SelectionNotify event...\n");
wine_tsx11_lock();
XSendEvent(display,event->requestor,False,NoEventMask,(XEvent*)&result);
wine_tsx11_unlock();
}
}
/***********************************************************************
* EVENT_SelectionClear
*/
static void EVENT_SelectionClear( HWND hWnd, XSelectionClearEvent *event )
{
if (event->selection == XA_PRIMARY || event->selection == x11drv_atom(CLIPBOARD))
X11DRV_CLIPBOARD_ReleaseSelection( event->selection, event->window, hWnd, event->time );
}
/***********************************************************************
* EVENT_PropertyNotify
* We use this to release resources like Pixmaps when a selection

44
dlls/x11drv/x11drv.h
View File

@ -454,47 +454,6 @@ extern Atom X11DRV_Atoms[NB_XATOMS - FIRST_XATOM];
#define x11drv_atom(name) (X11DRV_Atoms[XATOM_##name - FIRST_XATOM])
/* X11 clipboard driver */
typedef struct tagWINE_CLIPDATA {
UINT wFormatID;
HANDLE16 hData16;
HANDLE hData32;
UINT drvData;
UINT wFlags;
struct tagWINE_CLIPDATA *PrevData;
struct tagWINE_CLIPDATA *NextData;
} WINE_CLIPDATA, *LPWINE_CLIPDATA;
typedef HANDLE (*DRVEXPORTFUNC)(Window requestor, Atom aTarget, Atom rprop,
LPWINE_CLIPDATA lpData, LPDWORD lpBytes);
typedef HANDLE (*DRVIMPORTFUNC)(LPBYTE hData, UINT cBytes);
typedef struct tagWINE_CLIPFORMAT {
UINT wFormatID;
LPCWSTR Name;
UINT drvData;
UINT wFlags;
DRVIMPORTFUNC lpDrvImportFunc;
DRVEXPORTFUNC lpDrvExportFunc;
struct tagWINE_CLIPFORMAT *PrevFormat;
struct tagWINE_CLIPFORMAT *NextFormat;
} WINE_CLIPFORMAT, *LPWINE_CLIPFORMAT;
#define CF_FLAG_BUILTINFMT 1 /* Built-in windows format */
#define CF_FLAG_UNOWNED 2 /* cached data is not owned */
#define CF_FLAG_SYNTHESIZED 8 /* Implicitly converted data */
extern void X11DRV_InitClipboard(void);
extern void X11DRV_CLIPBOARD_ReleaseSelection(Atom selType, Window w, HWND hwnd, Time time);
extern INT X11DRV_CountClipboardFormats(void);
extern UINT X11DRV_EnumClipboardFormats(UINT wFormat);
extern LPWINE_CLIPFORMAT X11DRV_CLIPBOARD_LookupFormat(WORD wID);
extern LPWINE_CLIPFORMAT X11DRV_CLIPBOARD_LookupProperty(UINT drvData);
extern LPWINE_CLIPDATA X11DRV_CLIPBOARD_LookupData(DWORD wID);
extern UINT X11DRV_CLIPBOARD_LookupPropertyAlias(UINT drvDataProperty);
extern LPWINE_CLIPFORMAT X11DRV_CLIPBOARD_LookupAliasProperty(UINT drvDataAlias);
/* X11 event driver */
typedef enum {
@ -513,6 +472,8 @@ extern void X11DRV_Expose( HWND hwnd, XExposeEvent *event );
extern void X11DRV_MapNotify( HWND hwnd, XMapEvent *event );
extern void X11DRV_UnmapNotify( HWND hwnd, XUnmapEvent *event );
extern void X11DRV_ConfigureNotify( HWND hwnd, XConfigureEvent *event );
extern void X11DRV_SelectionRequest( HWND hWnd, XSelectionRequestEvent *event );
extern void X11DRV_SelectionClear( HWND hWnd, XSelectionClearEvent *event );
extern void X11DRV_MappingNotify( XMappingEvent *event );
#ifdef HAVE_LIBXXF86DGA2
@ -551,6 +512,7 @@ extern XIC X11DRV_get_ic( HWND hwnd );
/* X context to associate a hwnd to an X window */
extern XContext winContext;
extern void X11DRV_InitClipboard(void);
extern void X11DRV_SetFocus( HWND hwnd );
extern Cursor X11DRV_GetCursor( Display *display, struct tagCURSORICONINFO *ptr );