void QClipboard::setMimeData(QMimeData* src, Mode mode) { if (mode != Clipboard) return; QClipboardData *d = clipboardData(); /* Propagate text data to other QWSClients */ QString newText; if( src != 0 ) newText = src->text(); QString oldText; if( d->source() != 0 ) oldText = d->source()->text(); d->setSource(src); if( oldText != newText ) { if( d->source() == 0 ) { qwsSetClipboardText( QString() ); } else { qwsSetClipboardText( d->source()->text() ); } } emitChanged(QClipboard::Clipboard); }
const QMimeData* QClipboard::mimeData(Mode mode) const { QClipboardData *d = 0; switch (mode) { case Selection: d = selectionData(); break; case Clipboard: d = clipboardData(); break; default: qWarning("QClipboard::mimeData: unsupported mode '%d'", mode); return 0; } if (! d->source() && ! timer_event_clear) { if (mode == Selection) { if (! selection_watcher) selection_watcher = new QClipboardWatcher(mode); d->setSource(selection_watcher); } else { if (! clipboard_watcher) clipboard_watcher = new QClipboardWatcher(mode); d->setSource(clipboard_watcher); } if (! timer_id) { // start a zero timer - we will clear cached data when the timer // times out, which will be the next time we hit the event loop... // that way, the data is cached long enough for calls within a single // loop/function, but the data doesn't linger around in case the selection // changes QClipboard *that = ((QClipboard *) this); timer_id = that->startTimer(0); } } return d->source(); }
const QMimeData* QClipboard::mimeData(Mode mode) const { if (mode != Clipboard) return 0; QClipboardData *d = clipboardData(); // Try and get data from QWSProperty if no mime data has been set on us. if( !d->source() ) { QString t = qwsClipboardText(); if( !t.isEmpty() ) { QMimeData* nd = new QMimeData; nd->setText( t ); d->setSource( nd ); } } return d->source(); }
bool QClipboard::event(QEvent *e) { static bool recursionWatch = false; if (e->type() != QEvent::Clipboard || recursionWatch) return QObject::event(e); recursionWatch = true; QWSPropertyNotifyEvent *event = (QWSPropertyNotifyEvent *)(((QClipboardEvent *)e)->data()); if (event && event->simpleData.state == QWSPropertyNotifyEvent::PropertyNewValue) { QClipboardData *d = clipboardData(); QString t = qwsClipboardText(); if( (d->source() == 0 && !t.isEmpty()) || (d->source() != 0 && d->source()->text() != t) ) { if( !d->source() ) d->setSource(new QMimeData); d->source()->setText( t ); emitChanged(QClipboard::Clipboard); } } recursionWatch = false; return true; }
void QClipboard::setMimeData(QMimeData* src, Mode mode) { Atom atom, sentinel_atom; QClipboardData *d; switch (mode) { case Selection: atom = XA_PRIMARY; sentinel_atom = ATOM(_QT_SELECTION_SENTINEL); d = selectionData(); break; case Clipboard: atom = ATOM(CLIPBOARD); sentinel_atom = ATOM(_QT_CLIPBOARD_SENTINEL); d = clipboardData(); break; default: qWarning("QClipboard::setMimeData: unsupported mode '%d'", mode); return; } Display *dpy = X11->display; Window newOwner; if (! src) { // no data, clear clipboard contents newOwner = XNone; d->clear(); } else { setupOwner(); newOwner = owner->internalWinId(); d->setSource(src); d->timestamp = X11->time; } Window prevOwner = XGetSelectionOwner(dpy, atom); // use X11->time, since d->timestamp == CurrentTime when clearing XSetSelectionOwner(dpy, atom, newOwner, X11->time); if (mode == Selection) emitChanged(QClipboard::Selection); else emitChanged(QClipboard::Clipboard); if (XGetSelectionOwner(dpy, atom) != newOwner) { qWarning("QClipboard::setData: Cannot set X11 selection owner for %s", X11->xdndAtomToString(atom).data()); d->clear(); return; } // Signal to other Qt processes that the selection has changed Window owners[2]; owners[0] = newOwner; owners[1] = prevOwner; XChangeProperty(dpy, QApplication::desktop()->screen(0)->internalWinId(), sentinel_atom, XA_WINDOW, 32, PropModeReplace, (unsigned char*)&owners, 2); }