Пример #1
0
static void *
get_property (ClutterInputDevice *device,
              const gchar        *property,
              Atom                type,
              int                 format,
              gulong              nitems)
{
  MetaBackend *backend = meta_get_backend ();
  Display *xdisplay = meta_backend_x11_get_xdisplay (META_BACKEND_X11 (backend));
  gulong nitems_ret, bytes_after_ret;
  int rc, device_id, format_ret;
  Atom property_atom, type_ret;
  guchar *data_ret = NULL;

  property_atom = XInternAtom (xdisplay, property, False);
  device_id = clutter_input_device_get_device_id (device);

  rc = XIGetProperty (xdisplay, device_id, property_atom,
                      0, 10, False, type, &type_ret, &format_ret,
                      &nitems_ret, &bytes_after_ret, &data_ret);
  if (rc == Success && type_ret == type && format_ret == format && nitems_ret >= nitems)
    {
      if (nitems_ret > nitems)
        g_warning ("Property '%s' for device '%s' returned %lu items, expected %lu",
                   property, clutter_input_device_get_device_name (device), nitems_ret, nitems);
      return data_ret;
    }

  meta_XFree (data_ret);
  return NULL;
}
Пример #2
0
static gboolean
meta_backend_x11_grab_device (MetaBackend *backend,
                              int          device_id,
                              uint32_t     timestamp)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
  unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
  XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
  int ret;

  if (timestamp != CurrentTime)
    timestamp = MAX (timestamp, priv->latest_evtime);

  XISetMask (mask.mask, XI_ButtonPress);
  XISetMask (mask.mask, XI_ButtonRelease);
  XISetMask (mask.mask, XI_Enter);
  XISetMask (mask.mask, XI_Leave);
  XISetMask (mask.mask, XI_Motion);
  XISetMask (mask.mask, XI_KeyPress);
  XISetMask (mask.mask, XI_KeyRelease);

  ret = XIGrabDevice (priv->xdisplay, device_id,
                      meta_backend_x11_get_xwindow (x11),
                      timestamp,
                      None,
                      XIGrabModeAsync, XIGrabModeAsync,
                      False, /* owner_events */
                      &mask);

  return (ret == Success);
}
Пример #3
0
static void
change_property (ClutterInputDevice *device,
                 const gchar        *property,
                 Atom                type,
                 int                 format,
                 void               *data,
                 gulong              nitems)
{
  MetaBackend *backend = meta_get_backend ();
  Display *xdisplay = meta_backend_x11_get_xdisplay (META_BACKEND_X11 (backend));
  int device_id;
  Atom property_atom;
  guchar *data_ret;

  property_atom = XInternAtom (xdisplay, property, False);
  device_id = clutter_input_device_get_device_id (device);

  data_ret = get_property (device, property, type, format, nitems);
  if (!data_ret)
    return;

  XIChangeProperty (xdisplay, device_id, property_atom, type,
                    format, XIPropModeReplace, data, nitems);
  meta_XFree (data_ret);
}
Пример #4
0
static void
meta_backend_x11_lock_layout_group (MetaBackend *backend,
                                    guint        idx)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);

  XkbLockGroup (priv->xdisplay, XkbUseCoreKbd, idx);
}
Пример #5
0
static void
handle_host_xevent (MetaBackend *backend,
                    XEvent      *event)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
  gboolean bypass_clutter = FALSE;

  XGetEventData (priv->xdisplay, &event->xcookie);

  {
    MetaDisplay *display = meta_get_display ();

    if (display)
      {
        MetaCompositor *compositor = display->compositor;
        if (meta_plugin_manager_xevent_filter (compositor->plugin_mgr, event))
          bypass_clutter = TRUE;
      }
  }

  if (event->type == (priv->xsync_event_base + XSyncAlarmNotify))
    handle_alarm_notify (backend, event);

  if (event->type == priv->xkb_event_base)
    {
      XkbAnyEvent *xkb_ev = (XkbAnyEvent *) event;

      if (xkb_ev->device == META_VIRTUAL_CORE_KEYBOARD_ID)
        {
          switch (xkb_ev->xkb_type)
            {
            case XkbNewKeyboardNotify:
            case XkbMapNotify:
              keymap_changed (backend);
            default:
              break;
            }
        }
    }

  {
    MetaMonitorManager *manager = meta_backend_get_monitor_manager (backend);
    if (META_IS_MONITOR_MANAGER_XRANDR (manager) &&
        meta_monitor_manager_xrandr_handle_xevent (META_MONITOR_MANAGER_XRANDR (manager), event))
      bypass_clutter = TRUE;
  }

  if (!bypass_clutter)
    {
      handle_input_event (x11, event);
      clutter_x11_handle_event (event);
    }

  XFreeEventData (priv->xdisplay, &event->xcookie);
}
Пример #6
0
static gboolean
x_event_source_check (GSource *source)
{
  XEventSource *x_source = (XEventSource *) source;
  MetaBackend *backend = x_source->backend;
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);

  return XPending (priv->xdisplay);
}
Пример #7
0
static void
on_device_added (ClutterDeviceManager *device_manager,
                 ClutterInputDevice   *device,
                 gpointer              user_data)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (user_data);

  if (clutter_input_device_get_device_type (device) == CLUTTER_KEYBOARD_DEVICE)
    apply_keymap (x11);
}
Пример #8
0
static void
meta_backend_x11_post_init (MetaBackend *backend)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
  int major, minor;

  priv->xdisplay = clutter_x11_get_default_display ();

  priv->source = x_event_source_new (backend);

  if (!XSyncQueryExtension (priv->xdisplay, &priv->xsync_event_base, &priv->xsync_error_base) ||
      !XSyncInitialize (priv->xdisplay, &major, &minor))
    meta_fatal ("Could not initialize XSync");

  {
    int major = 2, minor = 3;
    gboolean has_xi = FALSE;

    if (XQueryExtension (priv->xdisplay,
                         "XInputExtension",
                         &priv->xinput_opcode,
                         &priv->xinput_error_base,
                         &priv->xinput_event_base))
      {
        if (XIQueryVersion (priv->xdisplay, &major, &minor) == Success)
          {
            int version = (major * 10) + minor;
            if (version >= 22)
              has_xi = TRUE;
          }
      }

    if (!has_xi)
      meta_fatal ("X server doesn't have the XInput extension, version 2.2 or newer\n");
  }

  take_touch_grab (backend);

  priv->xcb = XGetXCBConnection (priv->xdisplay);
  if (!xkb_x11_setup_xkb_extension (priv->xcb,
                                    XKB_X11_MIN_MAJOR_XKB_VERSION,
                                    XKB_X11_MIN_MINOR_XKB_VERSION,
                                    XKB_X11_SETUP_XKB_EXTENSION_NO_FLAGS,
                                    NULL, NULL,
                                    &priv->xkb_event_base,
                                    &priv->xkb_error_base))
    meta_fatal ("X server doesn't have the XKB extension, version %d.%d or newer\n",
                XKB_X11_MIN_MAJOR_XKB_VERSION, XKB_X11_MIN_MINOR_XKB_VERSION);

  g_signal_connect_object (clutter_device_manager_get_default (), "device-added",
                           G_CALLBACK (on_device_added), backend, 0);

  META_BACKEND_CLASS (meta_backend_x11_parent_class)->post_init (backend);
}
Пример #9
0
static void
meta_input_settings_x11_set_speed (MetaInputSettings  *settings,
                                   ClutterInputDevice *device,
                                   gdouble             speed)
{
  MetaBackend *backend = meta_get_backend ();
  Display *xdisplay = meta_backend_x11_get_xdisplay (META_BACKEND_X11 (backend));
  gfloat value = speed;

  change_property (device, "libinput Accel Speed",
                   XInternAtom (xdisplay, "FLOAT", False),
                   32, &value, 1);
}
Пример #10
0
static gboolean
meta_backend_x11_ungrab_device (MetaBackend *backend,
                                int          device_id,
                                uint32_t     timestamp)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
  int ret;

  ret = XIUngrabDevice (priv->xdisplay, device_id, timestamp);

  return (ret == Success);
}
Пример #11
0
static void
keymap_changed (MetaBackend *backend)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);

  if (priv->keymap)
    {
      xkb_keymap_unref (priv->keymap);
      priv->keymap = NULL;
    }

  g_signal_emit_by_name (backend, "keymap-changed", 0);
}
Пример #12
0
static gboolean
meta_cursor_renderer_x11_update_cursor (MetaCursorRenderer *renderer,
                                        MetaCursorSprite   *cursor_sprite)
{
  MetaCursorRendererX11 *x11 = META_CURSOR_RENDERER_X11 (renderer);
  MetaCursorRendererX11Private *priv = meta_cursor_renderer_x11_get_instance_private (x11);

  MetaBackendX11 *backend = META_BACKEND_X11 (meta_get_backend ());
  Window xwindow = meta_backend_x11_get_xwindow (backend);
  Display *xdisplay = meta_backend_x11_get_xdisplay (backend);

  if (xwindow == None)
    {
      if (cursor_sprite)
        meta_cursor_sprite_realize_texture (cursor_sprite);
      return FALSE;
    }

  gboolean has_server_cursor = FALSE;

  if (cursor_sprite)
    {
      MetaCursor cursor = meta_cursor_sprite_get_meta_cursor (cursor_sprite);

      if (cursor != META_CURSOR_NONE)
        {
          Cursor xcursor = meta_cursor_create_x_cursor (xdisplay, cursor);
          XDefineCursor (xdisplay, xwindow, xcursor);
          XFlush (xdisplay);
          XFreeCursor (xdisplay, xcursor);

          has_server_cursor = TRUE;
        }
    }

  if (has_server_cursor != priv->server_cursor_visible)
    {
      if (has_server_cursor)
        XFixesShowCursor (xdisplay, xwindow);
      else
        XFixesHideCursor (xdisplay, xwindow);

      priv->server_cursor_visible = has_server_cursor;
    }

  if (!priv->server_cursor_visible && cursor_sprite)
    meta_cursor_sprite_realize_texture (cursor_sprite);

  return priv->server_cursor_visible;
}
Пример #13
0
static void
meta_backend_x11_select_stage_events (MetaBackend *backend)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
  Window xwin = meta_backend_x11_get_xwindow (x11);
  unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
  XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };

  XISetMask (mask.mask, XI_KeyPress);
  XISetMask (mask.mask, XI_KeyRelease);
  XISetMask (mask.mask, XI_ButtonPress);
  XISetMask (mask.mask, XI_ButtonRelease);
  XISetMask (mask.mask, XI_Enter);
  XISetMask (mask.mask, XI_Leave);
  XISetMask (mask.mask, XI_FocusIn);
  XISetMask (mask.mask, XI_FocusOut);
  XISetMask (mask.mask, XI_Motion);

  if (priv->mode == META_BACKEND_X11_MODE_NESTED)
    {
      /* When we're an X11 compositor, we can't take these events or else
       * replaying events from our passive root window grab will cause
       * them to come back to us.
       *
       * When we're a nested application, we want to behave like any other
       * application, so select these events like normal apps do.
       */
      XISetMask (mask.mask, XI_TouchBegin);
      XISetMask (mask.mask, XI_TouchEnd);
      XISetMask (mask.mask, XI_TouchUpdate);
    }

  XISelectEvents (priv->xdisplay, xwin, &mask, 1);

  if (priv->mode == META_BACKEND_X11_MODE_NESTED)
    {
      /* We have no way of tracking key changes when the stage doesn't have
       * focus, so we select for KeymapStateMask so that we get a complete
       * dump of the keyboard state in a KeymapNotify event that immediately
       * follows each FocusIn (and EnterNotify, but we ignore that.)
       */
      XWindowAttributes xwa;

      XGetWindowAttributes(priv->xdisplay, xwin, &xwa);
      XSelectInput(priv->xdisplay, xwin,
                   xwa.your_event_mask | FocusChangeMask | KeymapStateMask);
    }
}
Пример #14
0
static void
meta_backend_x11_warp_pointer (MetaBackend *backend,
                               int          x,
                               int          y)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);

  XIWarpPointer (priv->xdisplay,
                 META_VIRTUAL_CORE_POINTER_ID,
                 None,
                 meta_backend_x11_get_xwindow (x11),
                 0, 0, 0, 0,
                 x, y);
}
Пример #15
0
static void
meta_input_settings_x11_set_matrix (MetaInputSettings  *settings,
                                    ClutterInputDevice *device,
                                    gfloat              matrix[6])
{
  MetaBackend *backend = meta_get_backend ();
  Display *xdisplay = meta_backend_x11_get_xdisplay (META_BACKEND_X11 (backend));
  gfloat full_matrix[9] = { matrix[0], matrix[1], matrix[2],
                            matrix[3], matrix[4], matrix[5],
                            0, 0, 1 };

  change_property (device, "Coordinate Transformation Matrix",
                   XInternAtom (xdisplay, "FLOAT", False),
                   32, &full_matrix, 9);
}
Пример #16
0
static MetaMonitorManager *
meta_backend_x11_create_monitor_manager (MetaBackend *backend)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);

  switch (priv->mode)
    {
    case META_BACKEND_X11_MODE_COMPOSITOR:
      return g_object_new (META_TYPE_MONITOR_MANAGER_XRANDR, NULL);
    case META_BACKEND_X11_MODE_NESTED:
      return g_object_new (META_TYPE_MONITOR_MANAGER_DUMMY, NULL);
    default:
      g_assert_not_reached ();
    }
}
Пример #17
0
static void
take_touch_grab (MetaBackend *backend)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
  unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
  XIEventMask mask = { META_VIRTUAL_CORE_POINTER_ID, sizeof (mask_bits), mask_bits };
  XIGrabModifiers mods = { XIAnyModifier, 0 };

  XISetMask (mask.mask, XI_TouchBegin);
  XISetMask (mask.mask, XI_TouchUpdate);
  XISetMask (mask.mask, XI_TouchEnd);

  XIGrabTouchBegin (priv->xdisplay, META_VIRTUAL_CORE_POINTER_ID,
                    DefaultRootWindow (priv->xdisplay),
                    False, &mask, 1, &mods);
}
Пример #18
0
static GSource *
x_event_source_new (MetaBackend *backend)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
  GSource *source;
  XEventSource *x_source;

  source = g_source_new (&x_event_funcs, sizeof (XEventSource));
  x_source = (XEventSource *) source;
  x_source->backend = backend;
  x_source->event_poll_fd.fd = ConnectionNumber (priv->xdisplay);
  x_source->event_poll_fd.events = G_IO_IN;
  g_source_add_poll (source, &x_source->event_poll_fd);

  g_source_attach (source, NULL);
  return source;
}
Пример #19
0
static void
meta_backend_x11_set_keymap (MetaBackend *backend,
                             const char  *layouts,
                             const char  *variants,
                             const char  *options)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);

  g_free (priv->keymap_layouts);
  priv->keymap_layouts = g_strdup (layouts);
  g_free (priv->keymap_variants);
  priv->keymap_variants = g_strdup (variants);
  g_free (priv->keymap_options);
  priv->keymap_options = g_strdup (options);

  apply_keymap (x11);
}
Пример #20
0
static struct xkb_keymap *
meta_backend_x11_get_keymap (MetaBackend *backend)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);

  if (priv->keymap == NULL)
    {
      struct xkb_context *context = xkb_context_new (XKB_CONTEXT_NO_FLAGS);
      priv->keymap = xkb_x11_keymap_new_from_device (context,
                                                     priv->xcb,
                                                     xkb_x11_get_core_keyboard_device_id (priv->xcb),
                                                     XKB_KEYMAP_COMPILE_NO_FLAGS);
      xkb_context_unref (context);
    }

  return priv->keymap;
}
Пример #21
0
static MetaCursorRenderer *
meta_backend_x11_create_cursor_renderer (MetaBackend *backend)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);

  switch (priv->mode)
    {
    case META_BACKEND_X11_MODE_COMPOSITOR:
      return g_object_new (META_TYPE_CURSOR_RENDERER_X11, NULL);
      break;
    case META_BACKEND_X11_MODE_NESTED:
      return g_object_new (META_TYPE_CURSOR_RENDERER_X11_NESTED, NULL);
      break;
    default:
      g_assert_not_reached ();
    }
}
Пример #22
0
static void
meta_backend_x11_update_screen_size (MetaBackend *backend,
                                     int width, int height)
{
  if (meta_is_wayland_compositor ())
    {
      /* For a nested wayland session, we want to go through Clutter to update the
       * toplevel window size, rather than doing it directly.
       */
      META_BACKEND_CLASS (meta_backend_x11_parent_class)->update_screen_size (backend, width, height);
    }
  else
    {
      MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
      MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
      Window xwin = meta_backend_x11_get_xwindow (x11);
      XResizeWindow (priv->xdisplay, xwin, width, height);
    }
}
Пример #23
0
static void
meta_input_settings_x11_set_keyboard_repeat (MetaInputSettings *settings,
                                             gboolean           enabled,
                                             guint              delay,
                                             guint              interval)
{
  MetaBackend *backend = meta_get_backend ();
  Display *xdisplay = meta_backend_x11_get_xdisplay (META_BACKEND_X11 (backend));

  if (enabled)
    {
      XAutoRepeatOn (xdisplay);
      XkbSetAutoRepeatRate (xdisplay, XkbUseCoreKbd, delay, interval);
    }
  else
    {
      XAutoRepeatOff (xdisplay);
    }
}
Пример #24
0
static gboolean
x_event_source_dispatch (GSource     *source,
                         GSourceFunc  callback,
                         gpointer     user_data)
{
  XEventSource *x_source = (XEventSource *) source;
  MetaBackend *backend = x_source->backend;
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);

  while (XPending (priv->xdisplay))
    {
      XEvent event;

      XNextEvent (priv->xdisplay, &event);

      handle_host_xevent (backend, &event);
    }

  return TRUE;
}
Пример #25
0
static void
meta_backend_x11_update_screen_size (MetaBackend *backend,
                                     int width, int height)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);

  if (priv->mode == META_BACKEND_X11_MODE_NESTED)
    {
      ClutterActor *stage = meta_backend_get_stage (backend);
      MetaRenderer *renderer = meta_backend_get_renderer (backend);

      if (meta_is_stage_views_enabled ())
        meta_renderer_rebuild_views (renderer);
      clutter_actor_set_size (stage, width, height);
    }
  else
    {
      Window xwin = meta_backend_x11_get_xwindow (x11);
      XResizeWindow (priv->xdisplay, xwin, width, height);
    }
}
Пример #26
0
static void
meta_backend_x11_select_stage_events (MetaBackend *backend)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
  Window xwin = meta_backend_x11_get_xwindow (x11);
  unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
  XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };

  XISetMask (mask.mask, XI_KeyPress);
  XISetMask (mask.mask, XI_KeyRelease);
  XISetMask (mask.mask, XI_ButtonPress);
  XISetMask (mask.mask, XI_ButtonRelease);
  XISetMask (mask.mask, XI_Enter);
  XISetMask (mask.mask, XI_Leave);
  XISetMask (mask.mask, XI_FocusIn);
  XISetMask (mask.mask, XI_FocusOut);
  XISetMask (mask.mask, XI_Motion);
  XIClearMask (mask.mask, XI_TouchBegin);
  XIClearMask (mask.mask, XI_TouchEnd);
  XIClearMask (mask.mask, XI_TouchUpdate);
  XISelectEvents (priv->xdisplay, xwin, &mask, 1);
}
Пример #27
0
static gboolean
meta_display_handle_event (MetaDisplay        *display,
                           const ClutterEvent *event)
{
  MetaWindow *window;
  gboolean bypass_clutter = FALSE;
  G_GNUC_UNUSED gboolean bypass_wayland = FALSE;
  MetaGestureTracker *tracker;
  ClutterEventSequence *sequence;

  sequence = clutter_event_get_event_sequence (event);

  /* Set the pointer emulating sequence on touch begin, if eligible */
  if (event->type == CLUTTER_TOUCH_BEGIN &&
      !display->pointer_emulating_sequence &&
      sequence_is_pointer_emulated (display, event))
    display->pointer_emulating_sequence = sequence;

#ifdef HAVE_WAYLAND
  MetaWaylandCompositor *compositor = NULL;
  if (meta_is_wayland_compositor ())
    {
      compositor = meta_wayland_compositor_get_default ();
      meta_wayland_compositor_update (compositor, event);
    }
#endif

  if (meta_is_wayland_compositor () && event->type == CLUTTER_MOTION)
    {
      MetaCursorTracker *tracker = meta_cursor_tracker_get_for_screen (NULL);
      meta_cursor_tracker_update_position (tracker, event->motion.x, event->motion.y);
    }

  handle_idletime_for_event (event);

  window = get_window_for_event (display, event);

  display->current_time = event->any.time;

  if (window && !window->override_redirect &&
      (event->type == CLUTTER_KEY_PRESS ||
       event->type == CLUTTER_BUTTON_PRESS ||
       event->type == CLUTTER_TOUCH_BEGIN))
    {
      if (CurrentTime == display->current_time)
        {
          /* We can't use missing (i.e. invalid) timestamps to set user time,
           * nor do we want to use them to sanity check other timestamps.
           * See bug 313490 for more details.
           */
          meta_warning ("Event has no timestamp! You may be using a broken "
                        "program such as xse.  Please ask the authors of that "
                        "program to fix it.\n");
        }
      else
        {
          meta_window_set_user_time (window, display->current_time);
          meta_display_sanity_check_timestamps (display, display->current_time);
        }
    }

  tracker = meta_display_get_gesture_tracker (display);

  if (meta_gesture_tracker_handle_event (tracker, event))
    {
      bypass_wayland = bypass_clutter = TRUE;
      goto out;
    }

  if (display->event_route == META_EVENT_ROUTE_WINDOW_OP)
    {
      if (meta_window_handle_mouse_grab_op_event (window, event))
        {
          bypass_clutter = TRUE;
          bypass_wayland = TRUE;
          goto out;
        }
    }

  /* For key events, it's important to enforce single-handling, or
   * we can get into a confused state. So if a keybinding is
   * handled (because it's one of our hot-keys, or because we are
   * in a keyboard-grabbed mode like moving a window, we don't
   * want to pass the key event to the compositor or Wayland at all.
   */
  if (meta_keybindings_process_event (display, window, event))
    {
      bypass_clutter = TRUE;
      bypass_wayland = TRUE;
      goto out;
    }

  if (window)
    {
      if (!clutter_event_get_event_sequence (event))
        {
          /* Swallow all non-touch events on windows that come our way.
           * Touch events that reach here aren't yet in an accepted state,
           * so Clutter must see them to maybe trigger gestures into
           * recognition.
           */
          bypass_clutter = TRUE;
        }

      meta_window_handle_ungrabbed_event (window, event);

      /* This might start a grab op. If it does, then filter out the
       * event, and if it doesn't, replay the event to release our
       * own sync grab. */

      if (display->event_route == META_EVENT_ROUTE_WINDOW_OP)
        {
          bypass_clutter = TRUE;
          bypass_wayland = TRUE;
        }
      else
        {
          /* Only replay button press events, since that's where we
           * have the synchronous grab. */
          if (event->type == CLUTTER_BUTTON_PRESS)
            {
              MetaBackend *backend = meta_get_backend ();
              if (META_IS_BACKEND_X11 (backend))
                {
                  Display *xdisplay = meta_backend_x11_get_xdisplay (META_BACKEND_X11 (backend));
                  meta_verbose ("Allowing events time %u\n",
                                (unsigned int)event->button.time);
                  XIAllowEvents (xdisplay, clutter_event_get_device_id (event),
                                 XIReplayDevice, event->button.time);
                }
            }
        }

      goto out;
    }

 out:
  /* If the compositor has a grab, don't pass that through to Wayland */
  if (display->event_route == META_EVENT_ROUTE_COMPOSITOR_GRAB)
    bypass_wayland = TRUE;

  /* If a Wayland client has a grab, don't pass that through to Clutter */
  if (display->event_route == META_EVENT_ROUTE_WAYLAND_POPUP)
    bypass_clutter = TRUE;

#ifdef HAVE_WAYLAND
  if (compositor && !bypass_wayland)
    {
      if (meta_wayland_compositor_handle_event (compositor, event))
        bypass_clutter = TRUE;
    }
#endif

  /* Unset the pointer emulating sequence after its end event is processed */
  if (event->type == CLUTTER_TOUCH_END &&
      display->pointer_emulating_sequence == sequence)
    display->pointer_emulating_sequence = NULL;

  display->current_time = CurrentTime;
  return bypass_clutter;
}
Пример #28
0
static gboolean
meta_display_handle_event (MetaDisplay        *display,
                           const ClutterEvent *event)
{
  MetaWindow *window;
  gboolean bypass_clutter = FALSE;
  G_GNUC_UNUSED gboolean bypass_wayland = FALSE;
  MetaGestureTracker *tracker;
  ClutterEventSequence *sequence;
  ClutterInputDevice *source;

  sequence = clutter_event_get_event_sequence (event);

  /* Set the pointer emulating sequence on touch begin, if eligible */
  if (event->type == CLUTTER_TOUCH_BEGIN)
    {
      if (sequence_is_pointer_emulated (display, event))
        {
          /* This is the new pointer emulating sequence */
          display->pointer_emulating_sequence = sequence;
        }
      else if (display->pointer_emulating_sequence == sequence)
        {
          /* This sequence was "pointer emulating" in a prior incarnation,
           * but now it isn't. We unset the pointer emulating sequence at
           * this point so the current sequence is not mistaken as pointer
           * emulating, while we've ensured that it's been deemed
           * "pointer emulating" throughout all of the event processing
           * of the previous incarnation.
           */
          display->pointer_emulating_sequence = NULL;
        }
    }

#ifdef HAVE_WAYLAND
  MetaWaylandCompositor *compositor = NULL;
  if (meta_is_wayland_compositor ())
    {
      compositor = meta_wayland_compositor_get_default ();
      meta_wayland_compositor_update (compositor, event);
    }
#endif

  if (!display->current_pad_osd &&
      (event->type == CLUTTER_PAD_BUTTON_PRESS ||
       event->type == CLUTTER_PAD_BUTTON_RELEASE))
    {
      MetaBackend *backend = meta_get_backend ();

      if (meta_input_settings_handle_pad_button (meta_backend_get_input_settings (backend),
                                                 clutter_event_get_source_device (event),
                                                 event->type == CLUTTER_PAD_BUTTON_PRESS,
                                                 event->pad_button.button))
        {
          bypass_wayland = bypass_clutter = TRUE;
          goto out;
        }
    }

  source = clutter_event_get_source_device (event);

  if (source)
    {
      meta_backend_update_last_device (meta_get_backend (),
                                       clutter_input_device_get_device_id (source));
    }

#ifdef HAVE_WAYLAND
  if (meta_is_wayland_compositor () && event->type == CLUTTER_MOTION)
    {
      MetaWaylandCompositor *compositor;

      compositor = meta_wayland_compositor_get_default ();

      if (meta_wayland_tablet_manager_consumes_event (compositor->tablet_manager, event))
        {
          meta_wayland_tablet_manager_update_cursor_position (compositor->tablet_manager, event);
        }
      else
        {
          MetaCursorTracker *tracker = meta_cursor_tracker_get_for_screen (NULL);
          meta_cursor_tracker_update_position (tracker, event->motion.x, event->motion.y);
        }

      display->monitor_cache_invalidated = TRUE;
    }
#endif

  handle_idletime_for_event (event);

  window = get_window_for_event (display, event);

  display->current_time = event->any.time;

  if (window && !window->override_redirect &&
      (event->type == CLUTTER_KEY_PRESS ||
       event->type == CLUTTER_BUTTON_PRESS ||
       event->type == CLUTTER_TOUCH_BEGIN))
    {
      if (CurrentTime == display->current_time)
        {
          /* We can't use missing (i.e. invalid) timestamps to set user time,
           * nor do we want to use them to sanity check other timestamps.
           * See bug 313490 for more details.
           */
          meta_warning ("Event has no timestamp! You may be using a broken "
                        "program such as xse.  Please ask the authors of that "
                        "program to fix it.\n");
        }
      else
        {
          meta_window_set_user_time (window, display->current_time);
          meta_display_sanity_check_timestamps (display, display->current_time);
        }
    }

  tracker = meta_display_get_gesture_tracker (display);

  if (meta_gesture_tracker_handle_event (tracker, event))
    {
      bypass_wayland = bypass_clutter = TRUE;
      goto out;
    }

  if (display->event_route == META_EVENT_ROUTE_WINDOW_OP)
    {
      if (meta_window_handle_mouse_grab_op_event (window, event))
        {
          bypass_clutter = TRUE;
          bypass_wayland = TRUE;
          goto out;
        }
    }

  /* For key events, it's important to enforce single-handling, or
   * we can get into a confused state. So if a keybinding is
   * handled (because it's one of our hot-keys, or because we are
   * in a keyboard-grabbed mode like moving a window, we don't
   * want to pass the key event to the compositor or Wayland at all.
   */
  if (meta_keybindings_process_event (display, window, event))
    {
      bypass_clutter = TRUE;
      bypass_wayland = TRUE;
      goto out;
    }

  /* Do not pass keyboard events to Wayland if key focus is not on the
   * stage in normal mode (e.g. during keynav in the panel)
   */
  if (display->event_route == META_EVENT_ROUTE_NORMAL)
    {
      if (IS_KEY_EVENT (event) && !stage_has_key_focus ())
        {
          bypass_wayland = TRUE;
          goto out;
        }
    }

  if (display->current_pad_osd)
    {
      bypass_wayland = TRUE;
      goto out;
    }

  if (window)
    {
      /* Events that are likely to trigger compositor gestures should
       * be known to clutter so they can propagate along the hierarchy.
       * Gesture-wise, there's two groups of events we should be getting
       * here:
       * - CLUTTER_TOUCH_* with a touch sequence that's not yet accepted
       *   by the gesture tracker, these might trigger gesture actions
       *   into recognition. Already accepted touch sequences are handled
       *   directly by meta_gesture_tracker_handle_event().
       * - CLUTTER_TOUCHPAD_* events over windows. These can likewise
       *   trigger ::captured-event handlers along the way.
       */
      bypass_clutter = !IS_GESTURE_EVENT (event);

      meta_window_handle_ungrabbed_event (window, event);

      /* This might start a grab op. If it does, then filter out the
       * event, and if it doesn't, replay the event to release our
       * own sync grab. */

      if (display->event_route == META_EVENT_ROUTE_WINDOW_OP ||
          display->event_route == META_EVENT_ROUTE_FRAME_BUTTON)
        {
          bypass_clutter = TRUE;
          bypass_wayland = TRUE;
        }
      else
        {
          /* Only replay button press events, since that's where we
           * have the synchronous grab. */
          if (event->type == CLUTTER_BUTTON_PRESS)
            {
              MetaBackend *backend = meta_get_backend ();
              if (META_IS_BACKEND_X11 (backend))
                {
                  Display *xdisplay = meta_backend_x11_get_xdisplay (META_BACKEND_X11 (backend));
                  meta_verbose ("Allowing events time %u\n",
                                (unsigned int)event->button.time);
                  XIAllowEvents (xdisplay, clutter_event_get_device_id (event),
                                 XIReplayDevice, event->button.time);
                }
            }
        }

      goto out;
    }

 out:
  /* If the compositor has a grab, don't pass that through to Wayland */
  if (display->event_route == META_EVENT_ROUTE_COMPOSITOR_GRAB)
    bypass_wayland = TRUE;

  /* If a Wayland client has a grab, don't pass that through to Clutter */
  if (display->event_route == META_EVENT_ROUTE_WAYLAND_POPUP)
    bypass_clutter = TRUE;

#ifdef HAVE_WAYLAND
  if (compositor && !bypass_wayland)
    {
      if (meta_wayland_compositor_handle_event (compositor, event))
        bypass_clutter = TRUE;
    }
#endif

  display->current_time = CurrentTime;
  return bypass_clutter;
}
Пример #29
0
void
meta_window_ensure_frame (MetaWindow *window)
{
  MetaFrame *frame;
  XSetWindowAttributes attrs;
  gulong create_serial;

  if (window->frame)
    return;

  frame = g_new (MetaFrame, 1);

  frame->window = window;
  frame->xwindow = None;

  frame->rect = window->rect;
  frame->child_x = 0;
  frame->child_y = 0;
  frame->bottom_height = 0;
  frame->right_width = 0;
  frame->current_cursor = 0;

  frame->is_flashing = FALSE;
  frame->borders_cached = FALSE;

  meta_verbose ("Frame geometry %d,%d  %dx%d\n",
                frame->rect.x, frame->rect.y,
                frame->rect.width, frame->rect.height);

  frame->ui_frame = meta_ui_create_frame (window->screen->ui,
                                          window->display->xdisplay,
                                          frame->window,
                                          window->xvisual,
                                          frame->rect.x,
                                          frame->rect.y,
                                          frame->rect.width,
                                          frame->rect.height,
                                          &create_serial);
  frame->xwindow = frame->ui_frame->xwindow;

  meta_stack_tracker_record_add (window->screen->stack_tracker,
                                 frame->xwindow,
                                 create_serial);

  meta_verbose ("Frame for %s is 0x%lx\n", frame->window->desc, frame->xwindow);
  attrs.event_mask = EVENT_MASK;
  XChangeWindowAttributes (window->display->xdisplay,
			   frame->xwindow, CWEventMask, &attrs);

  meta_display_register_x_window (window->display, &frame->xwindow, window);

  meta_error_trap_push (window->display);
  if (window->mapped)
    {
      window->mapped = FALSE; /* the reparent will unmap the window,
                               * we don't want to take that as a withdraw
                               */
      meta_topic (META_DEBUG_WINDOW_STATE,
                  "Incrementing unmaps_pending on %s for reparent\n", window->desc);
      window->unmaps_pending += 1;
    }

  meta_stack_tracker_record_remove (window->screen->stack_tracker,
                                    window->xwindow,
                                    XNextRequest (window->display->xdisplay));
  XReparentWindow (window->display->xdisplay,
                   window->xwindow,
                   frame->xwindow,
                   frame->child_x,
                   frame->child_y);
  /* FIXME handle this error */
  meta_error_trap_pop (window->display);

  /* stick frame to the window */
  window->frame = frame;

  /* Now that frame->xwindow is registered with window, we can set its
   * style and background.
   */
  meta_frame_update_style (frame);
  meta_frame_update_title (frame);

  meta_ui_map_frame (frame->window->screen->ui, frame->xwindow);

  {
    MetaBackend *backend = meta_get_backend ();
    if (META_IS_BACKEND_X11 (backend))
      {
        Display *xdisplay = meta_backend_x11_get_xdisplay (META_BACKEND_X11 (backend));

        /* Since the backend selects for events on another connection,
         * make sure to sync the GTK+ connection to ensure that the
         * frame window has been created on the server at this point. */
        XSync (window->display->xdisplay, False);

        unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
        XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };

        XISelectEvents (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()),
                        frame->xwindow, &mask, 1);

        XISetMask (mask.mask, XI_ButtonPress);
        XISetMask (mask.mask, XI_ButtonRelease);
        XISetMask (mask.mask, XI_Motion);
        XISetMask (mask.mask, XI_Enter);
        XISetMask (mask.mask, XI_Leave);

        XISelectEvents (xdisplay, frame->xwindow, &mask, 1);
      }
  }

  /* Move keybindings to frame instead of window */
  meta_window_grab_keys (window);
}
Пример #30
0
static void
handle_host_xevent (MetaBackend *backend,
                    XEvent      *event)
{
  MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
  MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
  gboolean bypass_clutter = FALSE;

  XGetEventData (priv->xdisplay, &event->xcookie);

  {
    MetaDisplay *display = meta_get_display ();

    if (display)
      {
        MetaCompositor *compositor = display->compositor;
        if (meta_plugin_manager_xevent_filter (compositor->plugin_mgr, event))
          bypass_clutter = TRUE;
      }
  }

  if (priv->mode == META_BACKEND_X11_MODE_NESTED && event->type == FocusIn)
    {
#ifdef HAVE_WAYLAND
      Window xwin = meta_backend_x11_get_xwindow(x11);
      XEvent xev;

      if (event->xfocus.window == xwin)
        {
          /* Since we've selected for KeymapStateMask, every FocusIn is followed immediately
           * by a KeymapNotify event */
          XMaskEvent(priv->xdisplay, KeymapStateMask, &xev);
          MetaWaylandCompositor *compositor = meta_wayland_compositor_get_default ();
          meta_wayland_compositor_update_key_state (compositor, xev.xkeymap.key_vector, 32, 8);
        }
#else
      g_assert_not_reached ();
#endif
    }

  if (event->type == (priv->xsync_event_base + XSyncAlarmNotify))
    handle_alarm_notify (backend, event);

  if (event->type == priv->xkb_event_base)
    {
      XkbEvent *xkb_ev = (XkbEvent *) event;

      if (xkb_ev->any.device == META_VIRTUAL_CORE_KEYBOARD_ID)
        {
          switch (xkb_ev->any.xkb_type)
            {
            case XkbNewKeyboardNotify:
            case XkbMapNotify:
              keymap_changed (backend);
              break;
            case XkbStateNotify:
              if (xkb_ev->state.changed & XkbGroupLockMask)
                {
                  if (priv->locked_group != xkb_ev->state.locked_group)
                    XkbLockGroup (priv->xdisplay, XkbUseCoreKbd, priv->locked_group);
                }
              break;
            default:
              break;
            }
        }
    }

  {
    MetaMonitorManager *manager = meta_backend_get_monitor_manager (backend);
    if (META_IS_MONITOR_MANAGER_XRANDR (manager) &&
        meta_monitor_manager_xrandr_handle_xevent (META_MONITOR_MANAGER_XRANDR (manager), event))
      bypass_clutter = TRUE;
  }

  if (!bypass_clutter)
    {
      handle_input_event (x11, event);
      clutter_x11_handle_event (event);
    }

  XFreeEventData (priv->xdisplay, &event->xcookie);
}