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Port KWinSelectionOwner to XCB

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One usage of DefaultScreen is still present as QX11Info is not yet
providing the primaryScreen from QXcbConnection.
This commit is contained in:
Martin Gräßlin 2013-08-28 15:50:46 +02:00
parent 1f302b0c4a
commit a2d97fef17
1 changed files with 25 additions and 15 deletions
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40
main.cpp
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@ -96,38 +96,48 @@ xcb_atom_t KWinSelectionOwner::make_selection_atom(int screen_P)
{
if (screen_P < 0)
screen_P = DefaultScreen(display());
char tmp[ 30 ];
sprintf(tmp, "WM_S%d", screen_P);
return XInternAtom(display(), tmp, False);
QByteArray screen(QByteArrayLiteral("WM_S"));
screen.append(QByteArray::number(screen_P));
ScopedCPointer<xcb_intern_atom_reply_t> atom(xcb_intern_atom_reply(
connection(),
xcb_intern_atom_unchecked(connection(), false, screen.length(), screen.constData()),
nullptr));
if (atom.isNull()) {
return XCB_ATOM_NONE;
}
return atom->atom;
}
void KWinSelectionOwner::getAtoms()
{
KSelectionOwner::getAtoms();
if (xa_version == None) {
Atom atoms[ 1 ];
const char* const names[] =
{ "VERSION" };
XInternAtoms(display(), const_cast< char** >(names), 1, False, atoms);
xa_version = atoms[ 0 ];
if (xa_version == XCB_ATOM_NONE) {
const QByteArray name(QByteArrayLiteral("VERSION"));
ScopedCPointer<xcb_intern_atom_reply_t> atom(xcb_intern_atom_reply(
connection(),
xcb_intern_atom_unchecked(connection(), false, name.length(), name.constData()),
nullptr));
if (!atom.isNull()) {
xa_version = atom->atom;
}
}
}
void KWinSelectionOwner::replyTargets(xcb_atom_t property_P, xcb_window_t requestor_P)
{
KSelectionOwner::replyTargets(property_P, requestor_P);
Atom atoms[ 1 ] = { xa_version };
xcb_atom_t atoms[ 1 ] = { xa_version };
// PropModeAppend !
XChangeProperty(display(), requestor_P, property_P, XA_ATOM, 32, PropModeAppend,
reinterpret_cast< unsigned char* >(atoms), 1);
xcb_change_property(connection(), XCB_PROP_MODE_APPEND, requestor_P,
property_P, XCB_ATOM_ATOM, 32, 1, atoms);
}
bool KWinSelectionOwner::genericReply(xcb_atom_t target_P, xcb_atom_t property_P, xcb_window_t requestor_P)
{
if (target_P == xa_version) {
long version[] = { 2, 0 };
XChangeProperty(display(), requestor_P, property_P, XA_INTEGER, 32,
PropModeReplace, reinterpret_cast< unsigned char* >(&version), 2);
int32_t version[] = { 2, 0 };
xcb_change_property(connection(), XCB_PROP_MODE_REPLACE, requestor_P,
property_P, XCB_ATOM_INTEGER, 32, 2, version);
} else
return KSelectionOwner::genericReply(target_P, property_P, requestor_P);
return true;