std::string CClipboard::GetContents() const
{
std::string contents;
#if defined(__APPLE__) || defined(HEADLESS)
// Nothing for now
#elif defined(WIN32)
OpenClipboard(NULL);
const void* p = GetClipboardData(CF_TEXT);
if (p != NULL) {
contents = (char*)p;
}
CloseClipboard();
#else
// only works with the cut-buffer method (xterm)
// (and not with the more recent selections method)
SDL_SysWMinfo sdlinfo;
SDL_VERSION(&sdlinfo.version);
if (SDL_GetWMInfo(&sdlinfo)) {
sdlinfo.info.x11.lock_func();
Display* display = sdlinfo.info.x11.display;
int count = 0;
char* msg = XFetchBytes(display, &count);
if ((msg != NULL) && (count > 0)) {
contents.append((char*)msg, count);
}
XFree(msg);
sdlinfo.info.x11.unlock_func();
}
#endif
return contents;
};
const char *Sys_Video_GetClipboardText(void *display)
{
struct display *d;
char *xbuf;
char *buf;
int len;
d = display;
buf = 0;
xbuf = XFetchBytes(d->x_disp, &len);
if (xbuf)
{
buf = malloc(len+1);
if (buf)
{
memcpy(buf, xbuf, len);
buf[len] = 0;
}
XFree(xbuf);
}
return buf;
}
static int motTextSetClipboardAttrib(Ihandle *ih, const char *value)
{
if (iupStrEqualNoCase(value, "COPY"))
{
char *str = XmTextGetSelection(ih->handle);
if (!str) return 0;
XmTextCopy(ih->handle, CurrentTime);
/* do it also for the X clipboard */
XStoreBytes(iupmot_display, str, strlen(str)+1);
XtFree(str);
}
else if (iupStrEqualNoCase(value, "CUT"))
{
char *str = XmTextGetSelection(ih->handle);
if (!str) return 0;
/* disable callbacks */
iupAttribSetStr(ih, "_IUPMOT_DISABLE_TEXT_CB", "1");
XmTextCut(ih->handle, CurrentTime);
/* do it also for the X clipboard */
XStoreBytes(iupmot_display, str, strlen(str)+1);
XtFree(str);
XmTextRemove(ih->handle);
iupAttribSetStr(ih, "_IUPMOT_DISABLE_TEXT_CB", NULL);
}
else if (iupStrEqualNoCase(value, "PASTE"))
{
int size;
char* str = XFetchBytes(iupmot_display, &size);
if (!str) return 0;
/* disable callbacks */
iupAttribSetStr(ih, "_IUPMOT_DISABLE_TEXT_CB", "1");
XmTextPaste(ih->handle); /* TODO: this could force 2 pastes, check in CDE */
/* do it also for the X clipboard */
XmTextRemove(ih->handle);
XmTextInsert(ih->handle, XmTextGetInsertionPosition(ih->handle), str);
XFree(str);
iupAttribSetStr(ih, "_IUPMOT_DISABLE_TEXT_CB", NULL);
}
else if (iupStrEqualNoCase(value, "CLEAR"))
{
/* disable callbacks */
iupAttribSetStr(ih, "_IUPMOT_DISABLE_TEXT_CB", "1");
XmTextRemove(ih->handle);
iupAttribSetStr(ih, "_IUPMOT_DISABLE_TEXT_CB", NULL);
}
return 0;
}
char *TCOD_sys_clipboard_get()
{
int len;
if (!dpy ) dpy = XOpenDisplay(NULL);
char *xbuf = XFetchBytes(dpy,&len);
if (! xbuf ) return NULL;
char *ret=strdup(xbuf);
XFree(xbuf);
return ret;
}
void TCOD_sys_clipboard_set(const char *value)
{
if ( ! value ) return;
if (!dpy ) dpy = XOpenDisplay(NULL);
XStoreBytes(dpy,value,strlen(value)+1);
/* doesn't seem to work without this... */
int len;
char *xbuf = XFetchBytes(dpy,&len);
XFree(xbuf);
}
static void
SendCutBuffer()
{
char *str;
int len;
str = XFetchBytes(dpy, &len);
if (!str) return;
SendClientCutText(str, len);
XFree(str);
}
void MSWidget::convertSelection(void)
{
#ifndef MS_WINDOWS
XConvertSelection(display(),XA_PRIMARY,XA_STRING,
_server->atom(MSAtomTable::MStk),_window,CurrentTime);
#else
int n;
char *buffer=XFetchBytes(display(),&n);
if(n!=0)
{
_server->pasteBuffer(buffer);
XFree(buffer);
}
selectionNotify(0);
#endif
}
sChar *sGetClipboard()
{
sChar *result = 0;
int nbytes;
char *buffer = XFetchBytes(sXDisplay(),&nbytes);
if(buffer)
{
char *tempBuf = sALLOCSTACK(char,nbytes+1);
sCopyMem(tempBuf,buffer,nbytes);
tempBuf[nbytes] = 0;
XFree(buffer);
result = new sChar[nbytes+1];
sLinuxToWide(result,tempBuf,nbytes+1);
}
return result;
}
static char *
get_cut_buffer (void)
{
int nbytes;
char *data;
PRINT_DEBUG (("trying the cut buffer\n"));
data = XFetchBytes (dpy, &nbytes);
if (data)
{
struct sbuf *s = sbuf_new (0);
sbuf_nconcat (s, data, nbytes);
XFree (data);
return sbuf_free_struct (s);
}
else
return NULL;
}
/**
* Filters through SDL_Events searching for clipboard requests from the X
* server.
*
* @param evt The event to filter.
*/
static int widgetClipboardFilterX11(const SDL_Event *evt)
{
// We are only interested in window manager events
if (evt->type == SDL_SYSWMEVENT)
{
XEvent xevent = evt->syswm.msg->event.xevent;
// See if the event is a selection/clipboard request
if (xevent.type == SelectionRequest)
{
// Get the request in question
XSelectionRequestEvent *request = &xevent.xselectionrequest;
// Generate a reply to the selection request
XSelectionEvent reply;
reply.type = SelectionNotify;
reply.serial = xevent.xany.send_event;
reply.send_event = True;
reply.display = info.info.x11.display;
reply.requestor = request->requestor;
reply.selection = request->selection;
reply.property = request->property;
reply.target = None;
reply.time = request->time;
// They want to know what we can provide/offer
if (request->target == XA_TARGETS)
{
Atom possibleTargets[] =
{
XA_STRING,
XA_UTF8_STRING,
XA_COMPOUND_TEXT
};
XChangeProperty(info.info.x11.display, request->requestor,
request->property, XA_ATOM, 32, PropModeReplace,
(unsigned char *) possibleTargets, 3);
}
// They want a string (all we can provide)
else if (request->target == XA_STRING
|| request->target == XA_UTF8_STRING
|| request->target == XA_COMPOUND_TEXT)
{
int len;
char *xdata = XFetchBytes(info.info.x11.display, &len);
XChangeProperty(info.info.x11.display, request->requestor,
request->property, request->target, 8,
PropModeReplace, (unsigned char *) xdata,
len);
XFree(xdata);
}
else
{
// Did not have what they wanted, so no property set
reply.property = None;
}
// Dispatch the event
XSendEvent(request->display, request->requestor, 0, NoEventMask,
(XEvent *) &reply);
XSync(info.info.x11.display, False);
}
}
return 1;
}
const char* Clipboard_GetText() {
int size;
const char* str = XFetchBytes(xconn,&size);
return str;
}
std::string Get_Clipboard_Content( void )
{
std::string content;
#ifdef _WIN32
if( OpenClipboard( NULL ) )
{
bool ucs2 = 0;
if( IsClipboardFormatAvailable( CF_UNICODETEXT ) )
{
ucs2 = 1;
}
HANDLE h;
// Both have line ends as CR-LF and a null character at the end of the data.
if( ucs2 )
{
// CF_UNICODETEXT is UCS-2
h = GetClipboardData( CF_UNICODETEXT );
}
else
{
// CF_TEXT is Windows-1252
h = GetClipboardData( CF_TEXT );
}
// no handle
if( !h )
{
printf( "Could not get clipboard data\n" );
CloseClipboard();
return content;
}
// get content
if( ucs2 )
{
content = ucs2_to_utf8(static_cast<wchar_t *>(GlobalLock( h )));
}
else
{
content = static_cast<char *>(GlobalLock( h ));
}
// clean up
GlobalUnlock( h );
CloseClipboard();
}
#elif __APPLE__
// not tested
ScrapRef scrap;
if( ::GetCurrentScrap( &scrap ) != noErr )
{
return false;
}
Size bytecount = 0;
OSStatus status = ::GetScrapFlavorSize( scrap, kScrapFlavorTypeText, &bytecount );
if( status != noErr )
{
return false;
}
char *buffer = new char[bytecount];
if( ::GetScrapFlavorData( scrap, kScrapFlavorTypeText, &bytecount, buffer ) == noErr )
{
content = static_cast<char *>(buffer);
}
delete[] buffer;
#elif __unix__
// only works with the cut-buffer method (xterm) and not with the more recent selections method
SDL_SysWMinfo sdlinfo;
SDL_VERSION( &sdlinfo.version );
if( SDL_GetWMInfo( &sdlinfo ) )
{
sdlinfo.info.x11.lock_func();
Display *display = sdlinfo.info.x11.display;
int count = 0;
char *msg = XFetchBytes( display, &count );
if( msg )
{
if( count > 0 )
{
content.append( msg, count );
}
XFree( msg );
}
sdlinfo.info.x11.unlock_func();
}
#endif
return content;
}
