bool
CXWindowsClipboard::open(Time time) const
{
assert(!m_open);
LOG((CLOG_DEBUG "open clipboard %d", m_id));
// assume not motif
m_motif = false;
// lock clipboard
if (m_id == kClipboardClipboard) {
if (!motifLockClipboard()) {
return false;
}
// check if motif owns the selection. unlock motif clipboard
// if it does not.
m_motif = motifOwnsClipboard();
LOG((CLOG_DEBUG1 "motif does %sown clipboard", m_motif ? "" : "not "));
if (!m_motif) {
motifUnlockClipboard();
}
}
// now open
m_open = true;
m_time = time;
// be sure to flush the cache later if it's dirty
m_checkCache = true;
return true;
}
bool
XWindowsClipboard::motifGetSelection(const MotifClipFormat* format,
Atom* actualTarget, String* data) const
{
// if the current clipboard owner and the owner indicated by the
// motif clip header are the same then transfer via a property on
// the root window, otherwise transfer as a normal ICCCM client.
if (!motifOwnsClipboard()) {
return icccmGetSelection(format->m_type, actualTarget, data);
}
// use motif way
// FIXME -- this isn't right. it'll only work if the data is
// already stored on the root window and only if it fits in a
// property. motif has some scheme for transferring part by
// part that i don't know.
char name[18 + 20];
sprintf(name, "_MOTIF_CLIP_ITEM_%d", format->m_data);
Atom target = XInternAtom(m_display, name, False);
Window root = RootWindow(m_display, DefaultScreen(m_display));
return XWindowsUtil::getWindowProperty(m_display, root,
target, data,
actualTarget, NULL, False);
}