static bool HasSomethingToPaste (kpMainWindow *mw)
{
#if DEBUG_KP_MAIN_WINDOW
kdDebug () << "kpMainWindow(" << mw->name () << "):HasSomethingToPaste()" << endl;
QTime timer;
timer.start ();
#else
(void) mw;
#endif
bool hasSomething = false;
QMimeSource *ms = QApplication::clipboard ()->data (QClipboard::Clipboard);
if (ms)
{
// It's faster to test for QTextDrag::canDecode() first due to the
// lazy evaluation of the '||' operator.
hasSomething = (QTextDrag::canDecode (ms) ||
kpSelectionDrag::canDecode (ms));
#if DEBUG_KP_MAIN_WINDOW
kdDebug () << "\t" << mw->name () << "***canDecode=" << timer.restart () << endl;
for (int i = 0; ; i++)
{
const char *fmt = ms->format (i);
if (!fmt)
break;
kdDebug () << "\t'" << fmt << "'" << endl;
}
#endif
}
return hasSomething;
}
// The main method for pasting
KIO_EXPORT KIO::Job *KIO::pasteClipboard(const KURL &dest_url, bool move)
{
if(!dest_url.isValid())
{
KMessageBox::error(0L, i18n("Malformed URL\n%1").arg(dest_url.url()));
return 0;
}
#ifndef QT_NO_MIMECLIPBOARD
QMimeSource *data = QApplication::clipboard()->data();
// First check for URLs.
KURL::List urls;
if(KURLDrag::canDecode(data) && KURLDrag::decode(data, urls))
{
if(urls.count() == 0)
{
KMessageBox::error(0L, i18n("The clipboard is empty"));
return 0;
}
KIO::Job *res = 0;
if(move)
res = KIO::move(urls, dest_url);
else
res = KIO::copy(urls, dest_url);
// If moving, erase the clipboard contents, the original files don't exist anymore
if(move)
QApplication::clipboard()->clear();
return res;
}
return pasteMimeSource(data, dest_url, QString::null, 0 /*TODO parent widget*/, true /*clipboard*/);
#else
QByteArray ba;
QTextStream txtStream(ba, IO_WriteOnly);
QStringList data = QStringList::split("\n", QApplication::clipboard()->text());
KURL::List urls;
KURLDrag::decode(data, urls);
QStringList::Iterator end(data.end());
for(QStringList::Iterator it = data.begin(); it != end; ++it)
txtStream << *it;
if(ba.size() == 0)
{
KMessageBox::sorry(0, i18n("The clipboard is empty"));
return 0;
}
return pasteDataAsync(dest_url, ba);
#endif
}
// KDE4: remove
KIO_EXPORT bool KIO::isClipboardEmpty()
{
#ifndef QT_NO_MIMECLIPBOARD
QMimeSource *data = QApplication::clipboard()->data();
if(data->provides("text/uri-list") && data->encodedData("text/uri-list").size() > 0)
return false;
#else
// Happens with some versions of Qt Embedded... :/
// Guess.
QString data = QApplication::clipboard()->text();
if(data.contains("://"))
return false;
#endif
return true;
}
KIO_EXPORT QString KIO::pasteActionText()
{
QMimeSource *data = QApplication::clipboard()->data();
KURL::List urls;
if(KURLDrag::canDecode(data) && KURLDrag::decode(data, urls))
{
if(urls.isEmpty())
return QString::null; // nothing to paste
else if(urls.first().isLocalFile())
return i18n("&Paste File", "&Paste %n Files", urls.count());
else
return i18n("&Paste URL", "&Paste %n URLs", urls.count());
}
else if(data->format(0) != 0)
{
return i18n("&Paste Clipboard Contents");
}
else
{
return QString::null;
}
}
// public slot
void kpMainWindow::slotPaste ()
{
#if DEBUG_KP_MAIN_WINDOW && 1
kdDebug () << "kpMainWindow::slotPaste() CALLED" << endl;
#endif
// sync: restoreOverrideCursor() in all exit paths
QApplication::setOverrideCursor (Qt::waitCursor);
if (toolHasBegunShape ())
tool ()->endShapeInternal ();
if (!::HasSomethingToPasteWithDialogIfNot (this))
{
QApplication::restoreOverrideCursor ();
return;
}
//
// Acquire the pixmap
//
QMimeSource *ms = QApplication::clipboard ()->data (QClipboard::Clipboard);
if (!ms)
{
kdError () << "kpMainWindow::slotPaste() without mimeSource" << endl;
QApplication::restoreOverrideCursor ();
return;
}
kpSelection sel;
QString text;
if (kpSelectionDrag::decode (ms, sel/*ref*/, pasteWarnAboutLossInfo ()))
{
sel.setTransparency (selectionTransparency ());
paste (sel);
}
else if (QTextDrag::decode (ms, text/*ref*/))
{
pasteText (text);
}
else
{
QApplication::restoreOverrideCursor ();
kdDebug () << "kpMainWindow::slotPaste() could not decode selection" << endl;
kdDebug () << "\tFormats supported:" << endl;
for (int i = 0; ms->format (i); i++)
{
kdDebug () << "\t\t" << i << ":" << ms->format (i) << endl;
}
// TODO: fix Klipper
KMessageBox::sorry (this,
i18n ("<qt><p>KolourPaint cannot paste the contents of"
" the clipboard as the data unexpectedly disappeared.</p>"
"<p>This usually occurs if the application which was"
" responsible"
" for the clipboard contents has been closed.</p></qt>"),
i18n ("Cannot Paste"));
// TODO: PROPAGATE: interprocess
if (KMainWindow::memberList)
{
#if DEBUG_KP_MAIN_WINDOW
kdDebug () << "\thave memberList" << endl;
#endif
for (QPtrList <KMainWindow>::const_iterator it = KMainWindow::memberList->begin ();
it != KMainWindow::memberList->end ();
it++)
{
kpMainWindow *mw = dynamic_cast <kpMainWindow *> (*it);
if (!mw)
{
kdError () << "kpMainWindow::slotPaste() given fake kpMainWindow: " << (*it) << endl;
continue;
}
#if DEBUG_KP_MAIN_WINDOW
kdDebug () << "\t\tmw=" << mw << endl;
#endif
mw->slotEnablePaste ();
}
}
return;
}
QApplication::restoreOverrideCursor ();
}