// retrieve a text property from a window
// technically we could use window_get_prop(), but this is better for character set support
char* window_get_text_prop ( Display *display, Window w, Atom atom )
{
XTextProperty prop;
char *res = NULL;
char **list = NULL;
int count;
if ( XGetTextProperty ( display, w, &prop, atom ) && prop.value && prop.nitems ) {
if ( prop.encoding == XA_STRING ) {
size_t l = strlen ( ( char *) prop.value ) + 1;
res = g_malloc ( l );
// make clang-check happy.
if ( res ) {
g_strlcpy ( res, ( char * ) prop.value, l );
}
}
else if ( Xutf8TextPropertyToTextList ( display, &prop, &list, &count ) >= Success && count > 0 && *list ) {
size_t l = strlen ( *list ) + 1;
res = g_malloc ( l );
// make clang-check happy.
if ( res ) {
g_strlcpy ( res, *list, l );
}
XFreeStringList ( list );
}
}
if ( prop.value ) {
XFree ( prop.value );
}
return res;
}
// Thanks zcodes!
char *get_window_name(Window win)
{
XTextProperty text_property;
Status status = XGetWMName(server.display, win, &text_property);
if (!status || !text_property.value || !text_property.nitems) {
return strdup("");
}
char **name_list;
int count;
status = Xutf8TextPropertyToTextList(server.display, &text_property, &name_list, &count);
if (status < Success || !count) {
XFree(text_property.value);
return strdup("");
}
if (!name_list[0]) {
XFreeStringList(name_list);
XFree(text_property.value);
return strdup("");
}
char *result = strdup(name_list[0]);
XFreeStringList(name_list);
XFree(text_property.value);
return result;
}
char *ICCCM::get_title(Frame *f)
{
XTextProperty xtp;
char *title = 0;
if(XGetWMName(fl_display, f->window(), &xtp))
{
if(xtp.encoding == XA_STRING) {
title = strdup((const char*)xtp.value);
} else {
#if HAVE_X11_UTF_TEXT_PROP
int items;
char **list=0;
Status s;
s = Xutf8TextPropertyToTextList(fl_display, &xtp, &list, &items);
if((s == Success) && (items > 0)) {
title = strdup((const char *)*list);
} else
title = strdup((const char *)xtp.value);
if(list) XFreeStringList(list);
#else
title = strdup((const char*)xtp.value);
#endif
}
XFree(xtp.value);
}
return title;
}
int
xu_getstrprop(Window win, Atom atm, char **text) {
XTextProperty prop;
char **list;
int nitems = 0;
*text = NULL;
XGetTextProperty(X_Dpy, win, &prop, atm);
if (!prop.nitems)
return (0);
if (Xutf8TextPropertyToTextList(X_Dpy, &prop, &list,
&nitems) == Success && nitems > 0 && *list) {
if (nitems > 1) {
XTextProperty prop2;
if (Xutf8TextListToTextProperty(X_Dpy, list, nitems,
XUTF8StringStyle, &prop2) == Success) {
*text = xstrdup((const char *)prop2.value);
XFree(prop2.value);
}
} else {
*text = xstrdup(*list);
}
XFreeStringList(list);
}
XFree(prop.value);
return (nitems);
}
/**
* Get a window icon name.
* @param win The window
* @return The windows icon name string
*
* Return the icon name of a window. String must be free'd when done with.
*/
EAPI char *
ecore_x_icccm_icon_name_get(Ecore_X_Window win)
{
XTextProperty xprop;
LOGFN(__FILE__, __LINE__, __FUNCTION__);
xprop.value = NULL;
if (XGetWMIconName(_ecore_x_disp, win, &xprop) >= Success)
{
if (_ecore_xlib_sync) ecore_x_sync();
if (xprop.value)
{
char **list = NULL;
char *t = NULL;
int num = 0;
int ret;
if (xprop.encoding == ECORE_X_ATOM_UTF8_STRING)
t = strdup((char *)xprop.value);
else
{
/* convert to utf8 */
#ifdef X_HAVE_UTF8_STRING
ret = Xutf8TextPropertyToTextList(_ecore_x_disp, &xprop,
&list, &num);
#else /* ifdef X_HAVE_UTF8_STRING */
ret = XmbTextPropertyToTextList(_ecore_x_disp, &xprop,
&list, &num);
#endif /* ifdef X_HAVE_UTF8_STRING */
if (_ecore_xlib_sync) ecore_x_sync();
if ((ret == XLocaleNotSupported) ||
(ret == XNoMemory) || (ret == XConverterNotFound))
t = strdup((char *)xprop.value);
else if (ret >= Success)
{
if ((num >= 1) && (list))
t = strdup(list[0]);
if (list)
XFreeStringList(list);
}
}
if (xprop.value)
XFree(xprop.value);
return t;
}
}
else
{
if (_ecore_xlib_sync) ecore_x_sync();
}
return NULL;
}
/**
* @brief Get the first string in a UTF-8 string property on a window.
*/
char *
wm_wid_get_prop_utf8(session_t *ps, Window wid, Atom prop) {
XTextProperty text_prop = { };
char *ret = NULL;
if (XGetTextProperty(ps->dpy, wid, &text_prop, prop)) {
char **strlst = NULL;
int cstr = 0;
Xutf8TextPropertyToTextList(ps->dpy, &text_prop, &strlst, &cstr);
if (cstr) ret = mstrdup(strlst[0]);
if (strlst) XFreeStringList(strlst);
}
sxfree(text_prop.value);
return ret;
}
bool hc_next_hook(HCConnection* con, int* argc, char** argv[]) {
if (!hc_hook_window_connect(con)) {
return false;
}
// get window to listen at
Window win = con->hook_window;
// listen on window
XEvent next_event;
bool received_hook = false;
while (!received_hook) {
XNextEvent(con->display, &next_event);
if (next_event.type == DestroyNotify) {
if (next_event.xdestroywindow.window == win) {
// hook window was destroyed
// so quit idling
return false;
}
}
if (next_event.type != PropertyNotify) {
fprintf(stderr, "Warning: got other event than PropertyNotify\n");
continue;
}
XPropertyEvent* pe = &next_event.xproperty;
if (pe->state == PropertyDelete) {
// just ignore property delete events
continue;
}
if (pe->window != win) {
fprintf(stderr, "Warning: expected event from window %u", (unsigned int)win);
fprintf(stderr, " but got something from %u\n", (unsigned int)pe->window);
continue;
}
XTextProperty text_prop;
XGetTextProperty(con->display, win, &text_prop, pe->atom);
char** list_return;
int count;
if (Success != Xutf8TextPropertyToTextList(con->display, &text_prop,
&list_return, &count)) {
XFree(text_prop.value);
return false;
}
*argc = count;
*argv = argv_duplicate(count, list_return);
received_hook = true;
// cleanup
XFreeStringList(list_return);
XFree(text_prop.value);
}
return true;
}
int
getprop_textlist(Window *w, const char *name, char **ret[]) {
XTextProperty prop;
char **list;
int n;
*ret = nil;
n = 0;
XGetTextProperty(display, w->xid, &prop, xatom(name));
if(prop.nitems > 0) {
if(Xutf8TextPropertyToTextList(display, &prop, &list, &n) == Success)
*ret = list;
XFree(prop.value);
}
return n;
}
int
dwbremote_get_property(Display *dpy, Window win, Atom atom, char ***list, int *count)
{
int result = True;
XTextProperty prop;
if (!XGetTextProperty(dpy, win, &prop, atom))
{
return False;
}
if (Xutf8TextPropertyToTextList(dpy, &prop, list, count) != Success)
{
result = False;
}
XFree(prop.value);
return result;
}
/**
* Get a window string property.
* @param win The window
* @param type The property
* @return Window string property of a window. String must be free'd when done.
*/
EAPI char *
ecore_x_window_prop_string_get(Ecore_X_Window win,
Ecore_X_Atom type)
{
XTextProperty xtp;
char *str = NULL;
LOGFN(__FILE__, __LINE__, __FUNCTION__);
if (win == 0)
win = DefaultRootWindow(_ecore_x_disp);
if (XGetTextProperty(_ecore_x_disp, win, &xtp, type))
{
int items;
char **list = NULL;
Status s;
if (_ecore_xlib_sync) ecore_x_sync();
if (xtp.encoding == ECORE_X_ATOM_UTF8_STRING)
str = strdup((char *)xtp.value);
else
{
#ifdef X_HAVE_UTF8_STRING
s = Xutf8TextPropertyToTextList(_ecore_x_disp, &xtp,
&list, &items);
#else /* ifdef X_HAVE_UTF8_STRING */
s = XmbTextPropertyToTextList(_ecore_x_disp, &xtp,
&list, &items);
#endif /* ifdef X_HAVE_UTF8_STRING */
if (_ecore_xlib_sync) ecore_x_sync();
if ((s == XLocaleNotSupported) ||
(s == XNoMemory) || (s == XConverterNotFound))
str = strdup((char *)xtp.value);
else if ((s >= Success) && (items > 0))
str = strdup(list[0]);
if (list)
XFreeStringList(list);
}
XFree(xtp.value);
}
return str;
}
/** Convert a STRING XTextProperty to a string in the specified codepage.
*
* @return the string that the caller must free with mem_free(),
* or NULL on error. */
static unsigned char *
xprop_to_string(Display *display, const XTextProperty *text_prop, int to_cp)
{
int from_cp;
char **list = NULL;
int count = 0;
struct conv_table *convert_table;
unsigned char *ret = NULL;
/* <X11/Xlib.h> defines X_HAVE_UTF8_STRING if
* Xutf8TextPropertyToTextList is available.
*
* The X...TextPropertyToTextList functions return a negative
* error code, or Success=0, or the number of unconvertible
* characters. Use the result even if some characters were
* unconvertible, because convert_string() can be lossy too,
* and it seems better to restore an approximation of the
* original title than to restore a default title that may be
* entirely different. */
#if defined(CONFIG_UTF8) && defined(X_HAVE_UTF8_STRING)
from_cp = get_cp_index((const unsigned char *)"UTF-8");
if (Xutf8TextPropertyToTextList(display, text_prop, &list,
&count) < 0)
return NULL;
#else /* !defined(X_HAVE_UTF8_STRING) || !defined(CONFIG_UTF8) */
from_cp = get_cp_index((const unsigned char *)"System");
if (XmbTextPropertyToTextList(display, text_prop, &list,
&count) < 0)
return NULL;
#endif /* !defined(X_HAVE_UTF8_STRING) || !defined(CONFIG_UTF8) */
convert_table = get_translation_table(from_cp, to_cp);
if (count >= 1 && convert_table)
ret = convert_string(convert_table, (unsigned char *)list[0], strlen((const char *)list[0]),
to_cp, CSM_NONE, NULL, NULL, NULL);
XFreeStringList(list);
return ret;
}
int
winClipboardFlushXEvents (HWND hwnd,
int iWindow,
Display *pDisplay,
Bool fUseUnicode)
{
static Atom atomLocalProperty;
static Atom atomCompoundText;
static Atom atomUTF8String;
static Atom atomTargets;
static int generation;
if (generation != serverGeneration)
{
generation = serverGeneration;
atomLocalProperty = XInternAtom (pDisplay, WIN_LOCAL_PROPERTY, False);
atomUTF8String = XInternAtom (pDisplay, "UTF8_STRING", False);
atomCompoundText = XInternAtom (pDisplay, "COMPOUND_TEXT", False);
atomTargets = XInternAtom (pDisplay, "TARGETS", False);
}
/* Process all pending events */
while (XPending (pDisplay))
{
XTextProperty xtpText = {0};
XEvent event;
XSelectionEvent eventSelection;
unsigned long ulReturnBytesLeft;
char *pszReturnData = NULL;
char *pszGlobalData = NULL;
int iReturn;
HGLOBAL hGlobal = NULL;
XICCEncodingStyle xiccesStyle;
int iConvertDataLen = 0;
char *pszConvertData = NULL;
char *pszTextList[2] = {NULL};
int iCount;
char **ppszTextList = NULL;
wchar_t *pwszUnicodeStr = NULL;
int iUnicodeLen = 0;
int iReturnDataLen = 0;
int i;
Bool fAbort = FALSE;
Bool fCloseClipboard = FALSE;
Bool fSetClipboardData = TRUE;
/* Get the next event - will not block because one is ready */
XNextEvent (pDisplay, &event);
/* Branch on the event type */
switch (event.type)
{
/*
* SelectionRequest
*/
case SelectionRequest:
{
char *pszAtomName = NULL;
winDebug("SelectionRequest - target %d\n",
event.xselectionrequest.target);
pszAtomName = XGetAtomName (pDisplay,
event.xselectionrequest.target);
winDebug("SelectionRequest - Target atom name %s\n", pszAtomName);
XFree (pszAtomName);
pszAtomName = NULL;
}
/* Abort if invalid target type */
if (event.xselectionrequest.target != XA_STRING
&& event.xselectionrequest.target != atomUTF8String
&& event.xselectionrequest.target != atomCompoundText
&& event.xselectionrequest.target != atomTargets)
{
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
/* Handle targets type of request */
if (event.xselectionrequest.target == atomTargets)
{
Atom atomTargetArr[] = {atomTargets,
atomCompoundText,
atomUTF8String,
XA_STRING};
/* Try to change the property */
iReturn = XChangeProperty (pDisplay,
event.xselectionrequest.requestor,
event.xselectionrequest.property,
XA_ATOM,
32,
PropModeReplace,
(unsigned char *) atomTargetArr,
(sizeof (atomTargetArr)
/ sizeof (atomTargetArr[0])));
if (iReturn == BadAlloc
|| iReturn == BadAtom
|| iReturn == BadMatch
|| iReturn == BadValue
|| iReturn == BadWindow)
{
ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
"XChangeProperty failed: %d\n",
iReturn);
}
/* Setup selection notify xevent */
eventSelection.type = SelectionNotify;
eventSelection.send_event = True;
eventSelection.display = pDisplay;
eventSelection.requestor = event.xselectionrequest.requestor;
eventSelection.selection = event.xselectionrequest.selection;
eventSelection.target = event.xselectionrequest.target;
eventSelection.property = event.xselectionrequest.property;
eventSelection.time = event.xselectionrequest.time;
/*
* Notify the requesting window that
* the operation has completed
*/
iReturn = XSendEvent (pDisplay,
eventSelection.requestor,
False,
0L,
(XEvent *) &eventSelection);
if (iReturn == BadValue || iReturn == BadWindow)
{
ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
"XSendEvent () failed\n");
}
break;
}
/* Check that clipboard format is available */
if (fUseUnicode
&& !IsClipboardFormatAvailable (CF_UNICODETEXT))
{
static int count; /* Hack to stop acroread spamming the log */
static HWND lasthwnd; /* I've not seen any other client get here repeatedly? */
if (hwnd != lasthwnd) count = 0;
count++;
if (count < 6) ErrorF ("winClipboardFlushXEvents - CF_UNICODETEXT is not "
"available from Win32 clipboard. Aborting %d.\n", count);
lasthwnd = hwnd;
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
else if (!fUseUnicode
&& !IsClipboardFormatAvailable (CF_TEXT))
{
ErrorF ("winClipboardFlushXEvents - CF_TEXT is not "
"available from Win32 clipboard. Aborting.\n");
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
/* Close clipboard if we have it open already */
if (GetOpenClipboardWindow () == hwnd)
{
CloseClipboard ();
}
/* Access the clipboard */
if (!OpenClipboard (hwnd))
{
ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
"OpenClipboard () failed: %08lx\n",
GetLastError ());
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
/* Indicate that clipboard was opened */
fCloseClipboard = TRUE;
/* Setup the string style */
if (event.xselectionrequest.target == XA_STRING)
xiccesStyle = XStringStyle;
#ifdef X_HAVE_UTF8_STRING
else if (event.xselectionrequest.target == atomUTF8String)
xiccesStyle = XUTF8StringStyle;
#endif
else if (event.xselectionrequest.target == atomCompoundText)
xiccesStyle = XCompoundTextStyle;
else
xiccesStyle = XStringStyle;
/*
* FIXME: Can't pass CF_UNICODETEXT on Windows 95/98/Me
*/
/* Get a pointer to the clipboard text, in desired format */
if (fUseUnicode)
{
/* Retrieve clipboard data */
hGlobal = GetClipboardData (CF_UNICODETEXT);
}
else
{
/* Retrieve clipboard data */
hGlobal = GetClipboardData (CF_TEXT);
}
if (!hGlobal)
{
ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
"GetClipboardData () failed: %08lx\n",
GetLastError ());
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
pszGlobalData = (char *) GlobalLock (hGlobal);
/* Convert the Unicode string to UTF8 (MBCS) */
if (fUseUnicode)
{
iConvertDataLen = WideCharToMultiByte (CP_UTF8,
0,
(LPCWSTR)pszGlobalData,
-1,
NULL,
0,
NULL,
NULL);
/* NOTE: iConvertDataLen includes space for null terminator */
pszConvertData = (char *) malloc (iConvertDataLen);
WideCharToMultiByte (CP_UTF8,
0,
(LPCWSTR)pszGlobalData,
-1,
pszConvertData,
iConvertDataLen,
NULL,
NULL);
}
else
{
pszConvertData = strdup (pszGlobalData);
iConvertDataLen = strlen (pszConvertData) + 1;
}
/* Convert DOS string to UNIX string */
winClipboardDOStoUNIX (pszConvertData, strlen (pszConvertData));
/* Setup our text list */
pszTextList[0] = pszConvertData;
pszTextList[1] = NULL;
/* Initialize the text property */
xtpText.value = NULL;
xtpText.nitems = 0;
/* Create the text property from the text list */
if (fUseUnicode)
{
#ifdef X_HAVE_UTF8_STRING
iReturn = Xutf8TextListToTextProperty (pDisplay,
pszTextList,
1,
xiccesStyle,
&xtpText);
#endif
}
else
{
iReturn = XmbTextListToTextProperty (pDisplay,
pszTextList,
1,
xiccesStyle,
&xtpText);
}
if (iReturn == XNoMemory || iReturn == XLocaleNotSupported)
{
ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
"X*TextListToTextProperty failed: %d\n",
iReturn);
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
/* Free the converted string */
free (pszConvertData);
pszConvertData = NULL;
/* Copy the clipboard text to the requesting window */
iReturn = XChangeProperty (pDisplay,
event.xselectionrequest.requestor,
event.xselectionrequest.property,
event.xselectionrequest.target,
8,
PropModeReplace,
xtpText.value,
xtpText.nitems);
if (iReturn == BadAlloc || iReturn == BadAtom
|| iReturn == BadMatch || iReturn == BadValue
|| iReturn == BadWindow)
{
ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
"XChangeProperty failed: %d\n",
iReturn);
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
/* Release the clipboard data */
GlobalUnlock (hGlobal);
pszGlobalData = NULL;
fCloseClipboard = FALSE;
CloseClipboard ();
/* Clean up */
XFree (xtpText.value);
xtpText.value = NULL;
xtpText.nitems = 0;
/* Setup selection notify event */
eventSelection.type = SelectionNotify;
eventSelection.send_event = True;
eventSelection.display = pDisplay;
eventSelection.requestor = event.xselectionrequest.requestor;
eventSelection.selection = event.xselectionrequest.selection;
eventSelection.target = event.xselectionrequest.target;
eventSelection.property = event.xselectionrequest.property;
eventSelection.time = event.xselectionrequest.time;
/* Notify the requesting window that the operation has completed */
iReturn = XSendEvent (pDisplay,
eventSelection.requestor,
False,
0L,
(XEvent *) &eventSelection);
if (iReturn == BadValue || iReturn == BadWindow)
{
ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
"XSendEvent () failed\n");
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
winClipboardFlushXEvents_SelectionRequest_Done:
/* Free allocated resources */
if (xtpText.value)
{
XFree (xtpText.value);
xtpText.value = NULL;
xtpText.nitems = 0;
}
free(pszConvertData);
if (hGlobal && pszGlobalData)
GlobalUnlock (hGlobal);
/*
* Send a SelectionNotify event to the requesting
* client when we abort.
*/
if (fAbort)
{
/* Setup selection notify event */
eventSelection.type = SelectionNotify;
eventSelection.send_event = True;
eventSelection.display = pDisplay;
eventSelection.requestor = event.xselectionrequest.requestor;
eventSelection.selection = event.xselectionrequest.selection;
eventSelection.target = event.xselectionrequest.target;
eventSelection.property = None;
eventSelection.time = event.xselectionrequest.time;
/* Notify the requesting window that the operation is complete */
iReturn = XSendEvent (pDisplay,
eventSelection.requestor,
False,
0L,
(XEvent *) &eventSelection);
if (iReturn == BadValue || iReturn == BadWindow)
{
/*
* Should not be a problem if XSendEvent fails because
* the client may simply have exited.
*/
ErrorF ("winClipboardFlushXEvents - SelectionRequest - "
"XSendEvent () failed for abort event.\n");
}
}
/* Close clipboard if it was opened */
if (fCloseClipboard)
{
fCloseClipboard = FALSE;
CloseClipboard ();
}
break;
/*
* SelectionNotify
*/
case SelectionNotify:
winDebug ("winClipboardFlushXEvents - SelectionNotify\n");
{
char *pszAtomName;
pszAtomName = XGetAtomName (pDisplay,
event.xselection.selection);
winDebug("winClipboardFlushXEvents - SelectionNotify - ATOM: %s\n",
pszAtomName);
XFree (pszAtomName);
}
/*
* Request conversion of UTF8 and CompoundText targets.
*/
if (event.xselection.property == None)
{
if (event.xselection.target == XA_STRING)
{
winDebug ("winClipboardFlushXEvents - SelectionNotify - "
"XA_STRING\n");
return WIN_XEVENTS_CONVERT;
}
else if (event.xselection.target == atomUTF8String)
{
winDebug("winClipboardFlushXEvents - SelectionNotify - "
"Requesting conversion of UTF8 target.\n");
XConvertSelection (pDisplay,
event.xselection.selection,
XA_STRING,
atomLocalProperty,
iWindow,
CurrentTime);
/* Process the ConvertSelection event */
XFlush (pDisplay);
return WIN_XEVENTS_CONVERT;
}
#ifdef X_HAVE_UTF8_STRING
else if (event.xselection.target == atomCompoundText)
{
winDebug("winClipboardFlushXEvents - SelectionNotify - "
"Requesting conversion of CompoundText target.\n");
XConvertSelection (pDisplay,
event.xselection.selection,
atomUTF8String,
atomLocalProperty,
iWindow,
CurrentTime);
/* Process the ConvertSelection event */
XFlush (pDisplay);
return WIN_XEVENTS_CONVERT;
}
#endif
else
{
ErrorF ("winClipboardFlushXEvents - SelectionNotify - "
"Unknown format. Cannot request conversion, "
"aborting.\n");
break;
}
}
/* Retrieve the size of the stored data */
iReturn = XGetWindowProperty (pDisplay,
iWindow,
atomLocalProperty,
0,
0, /* Don't get data, just size */
False,
AnyPropertyType,
&xtpText.encoding,
&xtpText.format,
&xtpText.nitems,
&ulReturnBytesLeft,
&xtpText.value);
if (iReturn != Success)
{
ErrorF ("winClipboardFlushXEvents - SelectionNotify - "
"XGetWindowProperty () failed, aborting: %d\n",
iReturn);
break;
}
winDebug("SelectionNotify - returned data %d left %d\n",
xtpText.nitems, ulReturnBytesLeft);
/* Request the selection data */
iReturn = XGetWindowProperty (pDisplay,
iWindow,
atomLocalProperty,
0,
ulReturnBytesLeft,
False,
AnyPropertyType,
&xtpText.encoding,
&xtpText.format,
&xtpText.nitems,
&ulReturnBytesLeft,
&xtpText.value);
if (iReturn != Success)
{
ErrorF ("winClipboardFlushXEvents - SelectionNotify - "
"XGetWindowProperty () failed, aborting: %d\n",
iReturn);
break;
}
{
char *pszAtomName = NULL;
winDebug("SelectionNotify - returned data %d left %d\n",
xtpText.nitems, ulReturnBytesLeft);
pszAtomName = XGetAtomName(pDisplay, xtpText.encoding);
winDebug("Notify atom name %s\n", pszAtomName);
XFree (pszAtomName);
pszAtomName = NULL;
}
if (fUseUnicode)
{
#ifdef X_HAVE_UTF8_STRING
/* Convert the text property to a text list */
iReturn = Xutf8TextPropertyToTextList (pDisplay,
&xtpText,
&ppszTextList,
&iCount);
#endif
}
else
{
iReturn = XmbTextPropertyToTextList (pDisplay,
&xtpText,
&ppszTextList,
&iCount);
}
if (iReturn == Success || iReturn > 0)
{
/* Conversion succeeded or some unconvertible characters */
if (ppszTextList != NULL)
{
iReturnDataLen = 0;
for (i = 0; i < iCount; i++)
{
iReturnDataLen += strlen(ppszTextList[i]);
}
pszReturnData = malloc (iReturnDataLen + 1);
pszReturnData[0] = '\0';
for (i = 0; i < iCount; i++)
{
strcat (pszReturnData, ppszTextList[i]);
}
}
else
{
ErrorF ("winClipboardFlushXEvents - SelectionNotify - "
"X*TextPropertyToTextList list_return is NULL.\n");
pszReturnData = malloc (1);
pszReturnData[0] = '\0';
}
}
else
{
ErrorF ("winClipboardFlushXEvents - SelectionNotify - "
"X*TextPropertyToTextList returned: ");
switch (iReturn)
{
case XNoMemory:
ErrorF ("XNoMemory\n");
break;
case XConverterNotFound:
ErrorF ("XConverterNotFound\n");
break;
default:
ErrorF ("%d", iReturn);
break;
}
pszReturnData = malloc (1);
pszReturnData[0] = '\0';
}
/* Free the data returned from XGetWindowProperty */
if (ppszTextList)
XFreeStringList (ppszTextList);
ppszTextList = NULL;
XFree (xtpText.value);
xtpText.value = NULL;
xtpText.nitems = 0;
/* Convert the X clipboard string to DOS format */
winClipboardUNIXtoDOS (&pszReturnData, strlen (pszReturnData));
if (fUseUnicode)
{
/* Find out how much space needed to convert MBCS to Unicode */
iUnicodeLen = MultiByteToWideChar (CP_UTF8,
0,
pszReturnData,
-1,
NULL,
0);
/* Allocate memory for the Unicode string */
pwszUnicodeStr
= (wchar_t*) malloc (sizeof (wchar_t) * (iUnicodeLen + 1));
if (!pwszUnicodeStr)
{
ErrorF ("winClipboardFlushXEvents - SelectionNotify "
"malloc failed for pwszUnicodeStr, aborting.\n");
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionNotify_Done;
}
/* Do the actual conversion */
MultiByteToWideChar (CP_UTF8,
0,
pszReturnData,
-1,
pwszUnicodeStr,
iUnicodeLen);
/* Allocate global memory for the X clipboard data */
hGlobal = GlobalAlloc (GMEM_MOVEABLE,
sizeof (wchar_t) * (iUnicodeLen + 1));
}
else
{
pszConvertData = strdup (pszReturnData);
iConvertDataLen = strlen (pszConvertData) + 1;
/* Allocate global memory for the X clipboard data */
hGlobal = GlobalAlloc (GMEM_MOVEABLE, iConvertDataLen);
}
free (pszReturnData);
/* Check that global memory was allocated */
if (!hGlobal)
{
ErrorF ("winClipboardFlushXEvents - SelectionNotify "
"GlobalAlloc failed, aborting: %ld\n",
GetLastError ());
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionNotify_Done;
}
/* Obtain a pointer to the global memory */
pszGlobalData = GlobalLock (hGlobal);
if (pszGlobalData == NULL)
{
ErrorF ("winClipboardFlushXEvents - Could not lock global "
"memory for clipboard transfer\n");
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionNotify_Done;
}
/* Copy the returned string into the global memory */
if (fUseUnicode)
{
memcpy (pszGlobalData,
pwszUnicodeStr,
sizeof (wchar_t) * (iUnicodeLen + 1));
free (pwszUnicodeStr);
pwszUnicodeStr = NULL;
}
else
{
strcpy (pszGlobalData, pszConvertData);
free (pszConvertData);
pszConvertData = NULL;
}
/* Release the pointer to the global memory */
GlobalUnlock (hGlobal);
pszGlobalData = NULL;
/* Push the selection data to the Windows clipboard */
if (fUseUnicode)
SetClipboardData (CF_UNICODETEXT, hGlobal);
else
SetClipboardData (CF_TEXT, hGlobal);
/* Flag that SetClipboardData has been called */
fSetClipboardData = FALSE;
/*
* NOTE: Do not try to free pszGlobalData, it is owned by
* Windows after the call to SetClipboardData ().
*/
winClipboardFlushXEvents_SelectionNotify_Done:
/* Free allocated resources */
if (ppszTextList)
XFreeStringList (ppszTextList);
if (xtpText.value)
{
XFree (xtpText.value);
xtpText.value = NULL;
xtpText.nitems = 0;
}
free(pszConvertData);
free(pwszUnicodeStr);
if (hGlobal && pszGlobalData)
GlobalUnlock (hGlobal);
if (fSetClipboardData && g_fUnicodeSupport)
SetClipboardData (CF_UNICODETEXT, NULL);
if (fSetClipboardData)
SetClipboardData (CF_TEXT, NULL);
return WIN_XEVENTS_NOTIFY;
case SelectionClear:
winDebug("SelectionClear - doing nothing\n");
break;
case PropertyNotify:
break;
case MappingNotify:
break;
default:
ErrorF ("winClipboardFlushXEvents - unexpected event type %d\n", event.type);
break;
}
}
return WIN_XEVENTS_SUCCESS;
}
int
winClipboardFlushXEvents(HWND hwnd,
Window iWindow, Display * pDisplay, ClipboardConversionData *data, ClipboardAtoms *atoms)
{
Atom atomClipboard = atoms->atomClipboard;
Atom atomLocalProperty = atoms->atomLocalProperty;
Atom atomUTF8String = atoms->atomUTF8String;
Atom atomCompoundText = atoms->atomCompoundText;
Atom atomTargets = atoms->atomTargets;
/* Process all pending events */
while (XPending(pDisplay)) {
XTextProperty xtpText = { 0 };
XEvent event;
XSelectionEvent eventSelection;
unsigned long ulReturnBytesLeft;
char *pszReturnData = NULL;
char *pszGlobalData = NULL;
int iReturn;
HGLOBAL hGlobal = NULL;
XICCEncodingStyle xiccesStyle;
char *pszConvertData = NULL;
char *pszTextList[2] = { NULL };
int iCount;
char **ppszTextList = NULL;
wchar_t *pwszUnicodeStr = NULL;
Bool fAbort = FALSE;
Bool fCloseClipboard = FALSE;
Bool fSetClipboardData = TRUE;
/* Get the next event - will not block because one is ready */
XNextEvent(pDisplay, &event);
/* Branch on the event type */
switch (event.type) {
/*
* SelectionRequest
*/
case SelectionRequest:
{
char *pszAtomName = NULL;
winDebug("SelectionRequest - target %ld\n",
event.xselectionrequest.target);
pszAtomName = XGetAtomName(pDisplay,
event.xselectionrequest.target);
winDebug("SelectionRequest - Target atom name %s\n", pszAtomName);
XFree(pszAtomName);
pszAtomName = NULL;
}
/* Abort if invalid target type */
if (event.xselectionrequest.target != XA_STRING
&& event.xselectionrequest.target != atomUTF8String
&& event.xselectionrequest.target != atomCompoundText
&& event.xselectionrequest.target != atomTargets) {
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
/* Handle targets type of request */
if (event.xselectionrequest.target == atomTargets) {
Atom atomTargetArr[] = { atomTargets,
atomCompoundText,
atomUTF8String,
XA_STRING
};
/* Try to change the property */
iReturn = XChangeProperty(pDisplay,
event.xselectionrequest.requestor,
event.xselectionrequest.property,
XA_ATOM,
32,
PropModeReplace,
(unsigned char *) atomTargetArr,
ARRAY_SIZE(atomTargetArr));
if (iReturn == BadAlloc
|| iReturn == BadAtom
|| iReturn == BadMatch
|| iReturn == BadValue || iReturn == BadWindow) {
ErrorF("winClipboardFlushXEvents - SelectionRequest - "
"XChangeProperty failed: %d\n", iReturn);
}
/* Setup selection notify xevent */
eventSelection.type = SelectionNotify;
eventSelection.send_event = True;
eventSelection.display = pDisplay;
eventSelection.requestor = event.xselectionrequest.requestor;
eventSelection.selection = event.xselectionrequest.selection;
eventSelection.target = event.xselectionrequest.target;
eventSelection.property = event.xselectionrequest.property;
eventSelection.time = event.xselectionrequest.time;
/*
* Notify the requesting window that
* the operation has completed
*/
iReturn = XSendEvent(pDisplay,
eventSelection.requestor,
False, 0L, (XEvent *) &eventSelection);
if (iReturn == BadValue || iReturn == BadWindow) {
ErrorF("winClipboardFlushXEvents - SelectionRequest - "
"XSendEvent () failed\n");
}
break;
}
/* Close clipboard if we have it open already */
if (GetOpenClipboardWindow() == hwnd) {
CloseClipboard();
}
/* Access the clipboard */
if (!OpenClipboard(hwnd)) {
ErrorF("winClipboardFlushXEvents - SelectionRequest - "
"OpenClipboard () failed: %08x\n", (unsigned int)GetLastError());
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
/* Indicate that clipboard was opened */
fCloseClipboard = TRUE;
/* Check that clipboard format is available */
if (data->fUseUnicode && !IsClipboardFormatAvailable(CF_UNICODETEXT)) {
static int count; /* Hack to stop acroread spamming the log */
static HWND lasthwnd; /* I've not seen any other client get here repeatedly? */
if (hwnd != lasthwnd)
count = 0;
count++;
if (count < 6)
ErrorF("winClipboardFlushXEvents - CF_UNICODETEXT is not "
"available from Win32 clipboard. Aborting %d.\n",
count);
lasthwnd = hwnd;
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
else if (!data->fUseUnicode && !IsClipboardFormatAvailable(CF_TEXT)) {
ErrorF("winClipboardFlushXEvents - CF_TEXT is not "
"available from Win32 clipboard. Aborting.\n");
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
/* Setup the string style */
if (event.xselectionrequest.target == XA_STRING)
xiccesStyle = XStringStyle;
#ifdef X_HAVE_UTF8_STRING
else if (event.xselectionrequest.target == atomUTF8String)
xiccesStyle = XUTF8StringStyle;
#endif
else if (event.xselectionrequest.target == atomCompoundText)
xiccesStyle = XCompoundTextStyle;
else
xiccesStyle = XStringStyle;
/* Get a pointer to the clipboard text, in desired format */
if (data->fUseUnicode) {
/* Retrieve clipboard data */
hGlobal = GetClipboardData(CF_UNICODETEXT);
}
else {
/* Retrieve clipboard data */
hGlobal = GetClipboardData(CF_TEXT);
}
if (!hGlobal) {
ErrorF("winClipboardFlushXEvents - SelectionRequest - "
"GetClipboardData () failed: %08x\n", (unsigned int)GetLastError());
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
pszGlobalData = (char *) GlobalLock(hGlobal);
/* Convert the Unicode string to UTF8 (MBCS) */
if (data->fUseUnicode) {
int iConvertDataLen = WideCharToMultiByte(CP_UTF8,
0,
(LPCWSTR) pszGlobalData,
-1, NULL, 0, NULL, NULL);
/* NOTE: iConvertDataLen includes space for null terminator */
pszConvertData = malloc(iConvertDataLen);
WideCharToMultiByte(CP_UTF8,
0,
(LPCWSTR) pszGlobalData,
-1,
pszConvertData,
iConvertDataLen, NULL, NULL);
}
else {
pszConvertData = strdup(pszGlobalData);
}
/* Convert DOS string to UNIX string */
winClipboardDOStoUNIX(pszConvertData, strlen(pszConvertData));
/* Setup our text list */
pszTextList[0] = pszConvertData;
pszTextList[1] = NULL;
/* Initialize the text property */
xtpText.value = NULL;
xtpText.nitems = 0;
/* Create the text property from the text list */
if (data->fUseUnicode) {
#ifdef X_HAVE_UTF8_STRING
iReturn = Xutf8TextListToTextProperty(pDisplay,
pszTextList,
1, xiccesStyle, &xtpText);
#endif
}
else {
iReturn = XmbTextListToTextProperty(pDisplay,
pszTextList,
1, xiccesStyle, &xtpText);
}
if (iReturn == XNoMemory || iReturn == XLocaleNotSupported) {
ErrorF("winClipboardFlushXEvents - SelectionRequest - "
"X*TextListToTextProperty failed: %d\n", iReturn);
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
/* Free the converted string */
free(pszConvertData);
pszConvertData = NULL;
/* Copy the clipboard text to the requesting window */
iReturn = XChangeProperty(pDisplay,
event.xselectionrequest.requestor,
event.xselectionrequest.property,
event.xselectionrequest.target,
8,
PropModeReplace,
xtpText.value, xtpText.nitems);
if (iReturn == BadAlloc || iReturn == BadAtom
|| iReturn == BadMatch || iReturn == BadValue
|| iReturn == BadWindow) {
ErrorF("winClipboardFlushXEvents - SelectionRequest - "
"XChangeProperty failed: %d\n", iReturn);
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
/* Release the clipboard data */
GlobalUnlock(hGlobal);
pszGlobalData = NULL;
fCloseClipboard = FALSE;
CloseClipboard();
/* Clean up */
XFree(xtpText.value);
xtpText.value = NULL;
xtpText.nitems = 0;
/* Setup selection notify event */
eventSelection.type = SelectionNotify;
eventSelection.send_event = True;
eventSelection.display = pDisplay;
eventSelection.requestor = event.xselectionrequest.requestor;
eventSelection.selection = event.xselectionrequest.selection;
eventSelection.target = event.xselectionrequest.target;
eventSelection.property = event.xselectionrequest.property;
eventSelection.time = event.xselectionrequest.time;
/* Notify the requesting window that the operation has completed */
iReturn = XSendEvent(pDisplay,
eventSelection.requestor,
False, 0L, (XEvent *) &eventSelection);
if (iReturn == BadValue || iReturn == BadWindow) {
ErrorF("winClipboardFlushXEvents - SelectionRequest - "
"XSendEvent () failed\n");
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionRequest_Done;
}
winClipboardFlushXEvents_SelectionRequest_Done:
/* Free allocated resources */
if (xtpText.value) {
XFree(xtpText.value);
xtpText.value = NULL;
xtpText.nitems = 0;
}
free(pszConvertData);
if (hGlobal && pszGlobalData)
GlobalUnlock(hGlobal);
/*
* Send a SelectionNotify event to the requesting
* client when we abort.
*/
if (fAbort) {
/* Setup selection notify event */
eventSelection.type = SelectionNotify;
eventSelection.send_event = True;
eventSelection.display = pDisplay;
eventSelection.requestor = event.xselectionrequest.requestor;
eventSelection.selection = event.xselectionrequest.selection;
eventSelection.target = event.xselectionrequest.target;
eventSelection.property = None;
eventSelection.time = event.xselectionrequest.time;
/* Notify the requesting window that the operation is complete */
iReturn = XSendEvent(pDisplay,
eventSelection.requestor,
False, 0L, (XEvent *) &eventSelection);
if (iReturn == BadValue || iReturn == BadWindow) {
/*
* Should not be a problem if XSendEvent fails because
* the client may simply have exited.
*/
ErrorF("winClipboardFlushXEvents - SelectionRequest - "
"XSendEvent () failed for abort event.\n");
}
}
/* Close clipboard if it was opened */
if (fCloseClipboard) {
fCloseClipboard = FALSE;
CloseClipboard();
}
break;
/*
* SelectionNotify
*/
case SelectionNotify:
winDebug("winClipboardFlushXEvents - SelectionNotify\n");
{
char *pszAtomName;
pszAtomName = XGetAtomName(pDisplay,
event.xselection.selection);
winDebug
("winClipboardFlushXEvents - SelectionNotify - ATOM: %s\n",
pszAtomName);
XFree(pszAtomName);
}
/*
SelectionNotify with property of None indicates either:
(i) Generated by the X server if no owner for the specified selection exists
(perhaps it's disappeared on us mid-transaction), or
(ii) Sent by the selection owner when the requested selection conversion could
not be performed or server errors prevented the conversion data being returned
*/
if (event.xselection.property == None) {
ErrorF("winClipboardFlushXEvents - SelectionNotify - "
"Conversion to format %ld refused.\n",
event.xselection.target);
return WIN_XEVENTS_FAILED;
}
if (event.xselection.target == atomTargets) {
return winClipboardSelectionNotifyTargets(hwnd, iWindow, pDisplay, data, atoms);
}
/* Retrieve the selection data and delete the property */
iReturn = XGetWindowProperty(pDisplay,
iWindow,
atomLocalProperty,
0,
INT_MAX,
True,
AnyPropertyType,
&xtpText.encoding,
&xtpText.format,
&xtpText.nitems,
&ulReturnBytesLeft, &xtpText.value);
if (iReturn != Success) {
ErrorF("winClipboardFlushXEvents - SelectionNotify - "
"XGetWindowProperty () failed, aborting: %d\n", iReturn);
goto winClipboardFlushXEvents_SelectionNotify_Done;
}
{
char *pszAtomName = NULL;
winDebug("SelectionNotify - returned data %lu left %lu\n",
xtpText.nitems, ulReturnBytesLeft);
pszAtomName = XGetAtomName(pDisplay, xtpText.encoding);
winDebug("Notify atom name %s\n", pszAtomName);
XFree(pszAtomName);
pszAtomName = NULL;
}
if (data->fUseUnicode) {
#ifdef X_HAVE_UTF8_STRING
/* Convert the text property to a text list */
iReturn = Xutf8TextPropertyToTextList(pDisplay,
&xtpText,
&ppszTextList, &iCount);
#endif
}
else {
iReturn = XmbTextPropertyToTextList(pDisplay,
&xtpText,
&ppszTextList, &iCount);
}
if (iReturn == Success || iReturn > 0) {
/* Conversion succeeded or some unconvertible characters */
if (ppszTextList != NULL) {
int i;
int iReturnDataLen = 0;
for (i = 0; i < iCount; i++) {
iReturnDataLen += strlen(ppszTextList[i]);
}
pszReturnData = malloc(iReturnDataLen + 1);
pszReturnData[0] = '\0';
for (i = 0; i < iCount; i++) {
strcat(pszReturnData, ppszTextList[i]);
}
}
else {
ErrorF("winClipboardFlushXEvents - SelectionNotify - "
"X*TextPropertyToTextList list_return is NULL.\n");
pszReturnData = malloc(1);
pszReturnData[0] = '\0';
}
}
else {
ErrorF("winClipboardFlushXEvents - SelectionNotify - "
"X*TextPropertyToTextList returned: ");
switch (iReturn) {
case XNoMemory:
ErrorF("XNoMemory\n");
break;
case XLocaleNotSupported:
ErrorF("XLocaleNotSupported\n");
break;
case XConverterNotFound:
ErrorF("XConverterNotFound\n");
break;
default:
ErrorF("%d\n", iReturn);
break;
}
pszReturnData = malloc(1);
pszReturnData[0] = '\0';
}
/* Free the data returned from XGetWindowProperty */
if (ppszTextList)
XFreeStringList(ppszTextList);
ppszTextList = NULL;
XFree(xtpText.value);
xtpText.value = NULL;
xtpText.nitems = 0;
/* Convert the X clipboard string to DOS format */
winClipboardUNIXtoDOS(&pszReturnData, strlen(pszReturnData));
if (data->fUseUnicode) {
/* Find out how much space needed to convert MBCS to Unicode */
int iUnicodeLen = MultiByteToWideChar(CP_UTF8,
0,
pszReturnData, -1, NULL, 0);
/* NOTE: iUnicodeLen includes space for null terminator */
pwszUnicodeStr = malloc(sizeof(wchar_t) * iUnicodeLen);
if (!pwszUnicodeStr) {
ErrorF("winClipboardFlushXEvents - SelectionNotify "
"malloc failed for pwszUnicodeStr, aborting.\n");
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionNotify_Done;
}
/* Do the actual conversion */
MultiByteToWideChar(CP_UTF8,
0,
pszReturnData,
-1, pwszUnicodeStr, iUnicodeLen);
/* Allocate global memory for the X clipboard data */
hGlobal = GlobalAlloc(GMEM_MOVEABLE,
sizeof(wchar_t) * iUnicodeLen);
}
else {
int iConvertDataLen = 0;
pszConvertData = strdup(pszReturnData);
iConvertDataLen = strlen(pszConvertData) + 1;
/* Allocate global memory for the X clipboard data */
hGlobal = GlobalAlloc(GMEM_MOVEABLE, iConvertDataLen);
}
free(pszReturnData);
/* Check that global memory was allocated */
if (!hGlobal) {
ErrorF("winClipboardFlushXEvents - SelectionNotify "
"GlobalAlloc failed, aborting: %08x\n", (unsigned int)GetLastError());
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionNotify_Done;
}
/* Obtain a pointer to the global memory */
pszGlobalData = GlobalLock(hGlobal);
if (pszGlobalData == NULL) {
ErrorF("winClipboardFlushXEvents - Could not lock global "
"memory for clipboard transfer\n");
/* Abort */
fAbort = TRUE;
goto winClipboardFlushXEvents_SelectionNotify_Done;
}
/* Copy the returned string into the global memory */
if (data->fUseUnicode) {
wcscpy((wchar_t *)pszGlobalData, pwszUnicodeStr);
free(pwszUnicodeStr);
pwszUnicodeStr = NULL;
}
else {
strcpy(pszGlobalData, pszConvertData);
free(pszConvertData);
pszConvertData = NULL;
}
/* Release the pointer to the global memory */
GlobalUnlock(hGlobal);
pszGlobalData = NULL;
/* Push the selection data to the Windows clipboard */
if (data->fUseUnicode)
SetClipboardData(CF_UNICODETEXT, hGlobal);
else
SetClipboardData(CF_TEXT, hGlobal);
/* Flag that SetClipboardData has been called */
fSetClipboardData = FALSE;
/*
* NOTE: Do not try to free pszGlobalData, it is owned by
* Windows after the call to SetClipboardData ().
*/
winClipboardFlushXEvents_SelectionNotify_Done:
/* Free allocated resources */
if (ppszTextList)
XFreeStringList(ppszTextList);
if (xtpText.value) {
XFree(xtpText.value);
xtpText.value = NULL;
xtpText.nitems = 0;
}
free(pszConvertData);
free(pwszUnicodeStr);
if (hGlobal && pszGlobalData)
GlobalUnlock(hGlobal);
if (fSetClipboardData) {
SetClipboardData(CF_UNICODETEXT, NULL);
SetClipboardData(CF_TEXT, NULL);
}
return WIN_XEVENTS_NOTIFY_DATA;
case SelectionClear:
winDebug("SelectionClear - doing nothing\n");
break;
case PropertyNotify:
break;
case MappingNotify:
break;
default:
if (event.type == XFixesSetSelectionOwnerNotify + xfixes_event_base) {
XFixesSelectionNotifyEvent *e =
(XFixesSelectionNotifyEvent *) & event;
winDebug("winClipboardFlushXEvents - XFixesSetSelectionOwnerNotify\n");
/* Save selection owners for monitored selections, ignore other selections */
if ((e->selection == XA_PRIMARY) && fPrimarySelection) {
MonitorSelection(e, CLIP_OWN_PRIMARY);
}
else if (e->selection == atomClipboard) {
MonitorSelection(e, CLIP_OWN_CLIPBOARD);
}
else
break;
/* Selection is being disowned */
if (e->owner == None) {
winDebug
("winClipboardFlushXEvents - No window, returning.\n");
break;
}
/*
XXX: there are all kinds of wacky edge cases we might need here:
- we own windows clipboard, but neither PRIMARY nor CLIPBOARD have an owner, so we should disown it?
- root window is taking ownership?
*/
/* If we are the owner of the most recently owned selection, don't go all recursive :) */
if ((lastOwnedSelectionIndex != CLIP_OWN_NONE) &&
(s_iOwners[lastOwnedSelectionIndex] == iWindow)) {
winDebug("winClipboardFlushXEvents - Ownership changed to us, aborting.\n");
break;
}
/* Close clipboard if we have it open already (possible? correct??) */
if (GetOpenClipboardWindow() == hwnd) {
CloseClipboard();
}
/* Access the Windows clipboard */
if (!OpenClipboard(hwnd)) {
ErrorF("winClipboardFlushXEvents - OpenClipboard () failed: %08x\n",
(int) GetLastError());
break;
}
/* Take ownership of the Windows clipboard */
if (!EmptyClipboard()) {
ErrorF("winClipboardFlushXEvents - EmptyClipboard () failed: %08x\n",
(int) GetLastError());
break;
}
/* Advertise regular text and unicode */
SetClipboardData(CF_UNICODETEXT, NULL);
SetClipboardData(CF_TEXT, NULL);
/* Release the clipboard */
if (!CloseClipboard()) {
ErrorF("winClipboardFlushXEvents - CloseClipboard () failed: %08x\n",
(int) GetLastError());
break;
}
}
/* XFixesSelectionWindowDestroyNotifyMask */
/* XFixesSelectionClientCloseNotifyMask */
else {
ErrorF("winClipboardFlushXEvents - unexpected event type %d\n",
event.type);
}
break;
}
}
return WIN_XEVENTS_SUCCESS;
}
