bool DockApplet::init()
{
updateClientList();
updateActiveWindow();
for(int i = 0; i < m_dockItems.size(); i++)
m_dockItems[i]->moveInstantly();
return true;
}
bool Compositor::xcbEvent(const xcb_property_notify_event_t *e)
{
if (e->window == root_) {
if (e->atom == ewmh_._NET_ACTIVE_WINDOW) {
updateActiveWindow();
}
return false;
}
return xcbDispatchEvent(e);
}
void Blackbox::setFocusedWindow(BlackboxWindow *win) {
if (focused_window && focused_window == win) // nothing to do
return;
if (win && !win->isIconic()) {
// the active screen is the one with the newly focused window...
active_screen = win->screen();
focused_window = win;
} else {
// nothing has focus
focused_window = 0;
assert(active_screen != 0);
XSetInputFocus(XDisplay(), active_screen->noFocusWindow(),
RevertToPointerRoot, XTime());
}
updateActiveWindow();
}
void Compositor::addChildWindow(xcb_window_t window)
{
Q_ASSERT(window != root_);
Q_ASSERT(!overlayWindow_ || window != overlayWindow_->winId());
if (windows_.contains(window)) {
return;
}
QSharedPointer<ClientWindow> w(new ClientWindow(&ewmh_, window)); // TODO: replace with ::create
if (w->isValid() && w->windowClass() != XCB_WINDOW_CLASS_INPUT_ONLY) {
windows_.insert(window, w);
connect(w.data(), SIGNAL(pixmapChanged(WindowPixmap*)), SLOT(registerPixmap(WindowPixmap*)));
connect(w.data(), SIGNAL(stackingOrderChanged()), SLOT(restack()));
restack();
if (initFinished_) {
Q_EMIT windowCreated(w.data());
} else {
QMetaObject::invokeMethod(this, "windowCreated", Qt::QueuedConnection, Q_ARG(ClientWindow*, w.data()));
}
updateActiveWindow();
}
Compositor::Compositor()
: connection_(QX11Info::connection()),
root_(QX11Info::appRootWindow()),
damageExt_(xcb_get_extension_data(connection_, &xcb_damage_id)),
initFinished_(false)
{
qRegisterMetaType<ClientWindow *>();
Q_ASSERT(QCoreApplication::instance());
QCoreApplication::instance()->installNativeEventFilter(this);
auto ewmhCookie = xcb_ewmh_init_atoms(connection_, &ewmh_);
if (!xcb_ewmh_init_atoms_replies(&ewmh_, ewmhCookie, Q_NULLPTR)) {
qFatal("Cannot init EWMH");
}
auto wmCmCookie = xcb_ewmh_get_wm_cm_owner_unchecked(&ewmh_, QX11Info::appScreen());
xcb_window_t wmCmOwnerWin = XCB_NONE;
if (!xcb_ewmh_get_wm_cm_owner_reply(&ewmh_, wmCmCookie, &wmCmOwnerWin, Q_NULLPTR)) {
qFatal("Cannot check _NET_WM_CM_Sn");
}
if (wmCmOwnerWin) {
qFatal("Another compositing manager is already running");
}
auto attributesCookie = xcb_get_window_attributes_unchecked(connection_, root_);
auto damageQueryVersionCookie = xcb_damage_query_version_unchecked(connection_, 1, 1);
auto overlayWindowCookie = xcb_composite_get_overlay_window_unchecked(connection_, root_);
auto attributes =
xcbReply(xcb_get_window_attributes_reply(connection_, attributesCookie, Q_NULLPTR));
if (!attributes) {
qFatal("Cannot get root window attributes");
}
auto newEventMask = attributes->your_event_mask
| XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY
| XCB_EVENT_MASK_STRUCTURE_NOTIFY
| XCB_EVENT_MASK_PROPERTY_CHANGE;
xcb_change_window_attributes(connection_, root_, XCB_CW_EVENT_MASK, &newEventMask);
auto treeCookie = xcb_query_tree_unchecked(connection_, root_);
auto rootGeometryCookie = xcb_get_geometry_unchecked(connection_, root_);
auto damageVersion =
xcbReply(xcb_damage_query_version_reply(connection_, damageQueryVersionCookie, Q_NULLPTR));
if (!damageVersion) {
qFatal("Cannot query version of Damage extension");
}
auto overlayWindow =
xcbReply(xcb_composite_get_overlay_window_reply(connection_, overlayWindowCookie, Q_NULLPTR));
if (!overlayWindow) {
qFatal("Cannot get overlay window");
}
overlayWindow_.reset(QWindow::fromWinId(overlayWindow->overlay_win));
auto region = xcb_generate_id(connection_);
xcb_xfixes_create_region(connection_, region, 0, Q_NULLPTR);
xcb_xfixes_set_window_shape_region(connection_, overlayWindow->overlay_win, XCB_SHAPE_SK_INPUT, 0, 0, region);
xcb_xfixes_destroy_region(connection_, region);
xcb_composite_redirect_subwindows(connection_, root_, XCB_COMPOSITE_REDIRECT_MANUAL);
auto rootGeometry =
xcbReply(xcb_get_geometry_reply(connection_, rootGeometryCookie, Q_NULLPTR));
if (!rootGeometry) {
qFatal("Cannot query root window geometry");
}
rootGeometry_ = QRect(rootGeometry->x, rootGeometry->y, rootGeometry->width, rootGeometry->height);
auto tree = xcbReply(xcb_query_tree_reply(connection_, treeCookie, Q_NULLPTR));
if (!tree) {
qFatal("Cannot query window tree");
}
auto children = xcb_query_tree_children(tree.get());
for (int i = 0; i < xcb_query_tree_children_length(tree.get()); i++) {
addChildWindow(children[i]);
}
updateActiveWindow();
initFinished_ = true;
}
WindowsModel::WindowsModel (QObject *parent)
: QAbstractItemModel (parent)
, CurrentDesktop_ (Util::XWrapper::Instance ().GetCurrentDesktop ())
, ImageProvider_ (new TaskbarImageProvider (QIcon::fromTheme ("xorg")))
{
auto& w = Util::XWrapper::Instance ();
auto windows = w.GetWindows ();
for (auto wid : windows)
AddWindow (wid, w);
connect (&w,
SIGNAL (windowListChanged ()),
this,
SLOT (updateWinList ()));
connect (&w,
SIGNAL (activeWindowChanged ()),
this,
SLOT (updateActiveWindow ()));
connect (&w,
SIGNAL (windowNameChanged (ulong)),
this,
SLOT (updateWindowName (ulong)));
connect (&w,
SIGNAL (windowIconChanged (ulong)),
this,
SLOT (updateWindowIcon (ulong)));
connect (&w,
SIGNAL (windowStateChanged (ulong)),
this,
SLOT (updateWindowState (ulong)));
connect (&w,
SIGNAL (windowActionsChanged (ulong)),
this,
SLOT (updateWindowActions (ulong)));
connect (&w,
SIGNAL (windowDesktopChanged (ulong)),
this,
SLOT (updateWindowDesktop (ulong)));
connect (&w,
SIGNAL (desktopChanged ()),
this,
SLOT (updateCurrentDesktop ()));
QHash<int, QByteArray> roleNames;
roleNames [Role::WindowName] = "windowName";
roleNames [Role::WindowID] = "windowID";
roleNames [Role::IconGenID] = "iconGenID";
roleNames [Role::IsCurrentDesktop] = "isCurrentDesktop";
roleNames [Role::IsActiveWindow] = "isActiveWindow";
roleNames [Role::IsMinimizedWindow] = "isMinimizedWindow";
setRoleNames (roleNames);
int eventBase, errorBase;
if (XCompositeQueryExtension (w.GetDisplay (), &eventBase, &errorBase))
{
int major = 0, minor = 2;
XCompositeQueryVersion (w.GetDisplay (), &major, &minor);
if (major > 0 || minor >= 2)
qDebug () << "all good, has NamePixmap";
}
}