wayland: Add MetaWaylandTabletManager

This struct keeps the server side information for the wl_tablet_manager
global resource. It keeps the clients requesting this interface, and
does keep track of the plugged tablet devices, so
wl_tablet_manager.device_added is emitted on the expected clients.
This commit is contained in:
Carlos Garnacho 2015-01-09 17:23:17 +01:00
parent 0deb069f87
commit d990f873c1
4 changed files with 297 additions and 0 deletions

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@ -296,6 +296,8 @@ libmutter_la_SOURCES += \
wayland/meta-wayland-seat.h \
wayland/meta-wayland-tablet.c \
wayland/meta-wayland-tablet.h \
wayland/meta-wayland-tablet-manager.c \
wayland/meta-wayland-tablet-manager.h \
wayland/meta-wayland-tablet-seat.c \
wayland/meta-wayland-tablet-seat.h \
wayland/meta-wayland-tablet-tool.c \

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@ -33,6 +33,7 @@
#include "meta-wayland-surface.h"
#include "meta-wayland-seat.h"
#include "meta-wayland-pointer-gestures.h"
#include "meta-wayland-tablet-manager.h"
typedef struct _MetaXWaylandSelection MetaXWaylandSelection;
@ -69,6 +70,7 @@ struct _MetaWaylandCompositor
MetaXWaylandManager xwayland_manager;
MetaWaylandSeat *seat;
MetaWaylandTabletManager *tablet_manager;
};
#endif /* META_WAYLAND_PRIVATE_H */

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@ -0,0 +1,239 @@
/*
* Wayland Support
*
* Copyright (C) 2015 Red Hat
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*
* Author: Carlos Garnacho <carlosg@gnome.org>
*/
#define _GNU_SOURCE
#include "config.h"
#include <glib.h>
#include <wayland-server.h>
#include "tablet-unstable-v1-server-protocol.h"
#include "meta-wayland-private.h"
#include "meta-wayland-tablet-manager.h"
#include "meta-wayland-tablet-seat.h"
static void
unbind_resource (struct wl_resource *resource)
{
wl_list_remove (wl_resource_get_link (resource));
}
static gboolean
is_tablet_device (ClutterInputDevice *device)
{
ClutterInputDeviceType device_type;
if (clutter_input_device_get_device_mode (device) == CLUTTER_INPUT_MODE_MASTER)
return FALSE;
device_type = clutter_input_device_get_device_type (device);
return (device_type == CLUTTER_TABLET_DEVICE ||
device_type == CLUTTER_PEN_DEVICE ||
device_type == CLUTTER_ERASER_DEVICE ||
device_type == CLUTTER_CURSOR_DEVICE);
}
static void
tablet_manager_get_tablet_seat (struct wl_client *client,
struct wl_resource *resource,
guint32 id,
struct wl_resource *seat_resource)
{
MetaWaylandTabletManager *tablet_manager = wl_resource_get_user_data (resource);
MetaWaylandSeat *seat = wl_resource_get_user_data (seat_resource);
MetaWaylandTabletSeat *tablet_seat;
tablet_seat = meta_wayland_tablet_manager_ensure_seat (tablet_manager, seat);
meta_wayland_tablet_seat_create_new_resource (tablet_seat, client,
resource, id);
}
static void
tablet_manager_destroy (struct wl_client *client,
struct wl_resource *resource)
{
wl_resource_destroy (resource);
}
static const struct zwp_tablet_manager_v1_interface tablet_manager_interface = {
tablet_manager_get_tablet_seat,
tablet_manager_destroy
};
static void
bind_tablet_manager (struct wl_client *client,
void *data,
uint32_t version,
uint32_t id)
{
MetaWaylandCompositor *compositor = data;
MetaWaylandTabletManager *tablet_manager = compositor->tablet_manager;
struct wl_resource *resource;
resource = wl_resource_create (client, &zwp_tablet_manager_v1_interface,
MIN (version, 1), id);
wl_resource_set_implementation (resource, &tablet_manager_interface,
tablet_manager, unbind_resource);
wl_resource_set_user_data (resource, tablet_manager);
wl_list_insert (&tablet_manager->resource_list,
wl_resource_get_link (resource));
}
static MetaWaylandTabletManager *
meta_wayland_tablet_manager_new (MetaWaylandCompositor *compositor)
{
MetaWaylandTabletManager *tablet_manager;
tablet_manager = g_slice_new0 (MetaWaylandTabletManager);
tablet_manager->compositor = compositor;
tablet_manager->wl_display = compositor->wayland_display;
tablet_manager->seats = g_hash_table_new_full (NULL, NULL, NULL,
(GDestroyNotify) meta_wayland_tablet_seat_free);
wl_list_init (&tablet_manager->resource_list);
wl_global_create (tablet_manager->wl_display,
&zwp_tablet_manager_v1_interface, 1,
compositor, bind_tablet_manager);
return tablet_manager;
}
void
meta_wayland_tablet_manager_init (MetaWaylandCompositor *compositor)
{
compositor->tablet_manager = meta_wayland_tablet_manager_new (compositor);
}
void
meta_wayland_tablet_manager_free (MetaWaylandTabletManager *tablet_manager)
{
ClutterDeviceManager *device_manager;
device_manager = clutter_device_manager_get_default ();
g_signal_handlers_disconnect_by_data (device_manager, tablet_manager);
g_hash_table_destroy (tablet_manager->seats);
g_slice_free (MetaWaylandTabletManager, tablet_manager);
}
static MetaWaylandTabletSeat *
meta_wayland_tablet_manager_lookup_seat (MetaWaylandTabletManager *manager,
ClutterInputDevice *device)
{
MetaWaylandTabletSeat *tablet_seat;
MetaWaylandSeat *seat;
GHashTableIter iter;
if (!device || !is_tablet_device (device))
return NULL;
g_hash_table_iter_init (&iter, manager->seats);
while (g_hash_table_iter_next (&iter, (gpointer*) &seat, (gpointer*) &tablet_seat))
{
if (meta_wayland_tablet_seat_lookup_tablet (tablet_seat, device))
return tablet_seat;
}
return NULL;
}
gboolean
meta_wayland_tablet_manager_consumes_event (MetaWaylandTabletManager *manager,
const ClutterEvent *event)
{
ClutterInputDevice *device = clutter_event_get_source_device (event);
return meta_wayland_tablet_manager_lookup_seat (manager, device) != NULL;
}
void
meta_wayland_tablet_manager_update (MetaWaylandTabletManager *manager,
const ClutterEvent *event)
{
ClutterInputDevice *device = clutter_event_get_source_device (event);
MetaWaylandTabletSeat *tablet_seat;
tablet_seat = meta_wayland_tablet_manager_lookup_seat (manager, device);
if (!tablet_seat)
return;
switch (event->type)
{
case CLUTTER_PROXIMITY_IN:
case CLUTTER_PROXIMITY_OUT:
case CLUTTER_BUTTON_PRESS:
case CLUTTER_BUTTON_RELEASE:
case CLUTTER_MOTION:
meta_wayland_tablet_seat_update (tablet_seat, event);
break;
default:
break;
}
}
gboolean
meta_wayland_tablet_manager_handle_event (MetaWaylandTabletManager *manager,
const ClutterEvent *event)
{
ClutterInputDevice *device = clutter_event_get_source_device (event);
MetaWaylandTabletSeat *tablet_seat;
tablet_seat = meta_wayland_tablet_manager_lookup_seat (manager, device);
if (!tablet_seat)
return CLUTTER_EVENT_PROPAGATE;
switch (event->type)
{
case CLUTTER_PROXIMITY_IN:
case CLUTTER_PROXIMITY_OUT:
case CLUTTER_BUTTON_PRESS:
case CLUTTER_BUTTON_RELEASE:
case CLUTTER_MOTION:
return meta_wayland_tablet_seat_handle_event (tablet_seat, event);
default:
return CLUTTER_EVENT_PROPAGATE;
}
}
MetaWaylandTabletSeat *
meta_wayland_tablet_manager_ensure_seat (MetaWaylandTabletManager *manager,
MetaWaylandSeat *seat)
{
MetaWaylandTabletSeat *tablet_seat;
tablet_seat = g_hash_table_lookup (manager->seats, seat);
if (!tablet_seat)
{
tablet_seat = meta_wayland_tablet_seat_new (manager);
g_hash_table_insert (manager->seats, seat, tablet_seat);
}
return tablet_seat;
}

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@ -0,0 +1,54 @@
/*
* Wayland Support
*
* Copyright (C) 2015 Red Hat
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Author: Carlos Garnacho <carlosg@gnome.org>
*/
#ifndef META_WAYLAND_TABLET_MANAGER_H
#define META_WAYLAND_TABLET_MANAGER_H
#include <wayland-server.h>
#include <glib.h>
#include "meta-wayland-types.h"
struct _MetaWaylandTabletManager
{
MetaWaylandCompositor *compositor;
struct wl_display *wl_display;
struct wl_list resource_list;
GHashTable *seats;
};
void meta_wayland_tablet_manager_init (MetaWaylandCompositor *compositor);
void meta_wayland_tablet_manager_free (MetaWaylandTabletManager *tablet_manager);
gboolean meta_wayland_tablet_manager_consumes_event (MetaWaylandTabletManager *manager,
const ClutterEvent *event);
void meta_wayland_tablet_manager_update (MetaWaylandTabletManager *manager,
const ClutterEvent *event);
gboolean meta_wayland_tablet_manager_handle_event (MetaWaylandTabletManager *manager,
const ClutterEvent *event);
MetaWaylandTabletSeat *
meta_wayland_tablet_manager_ensure_seat (MetaWaylandTabletManager *manager,
MetaWaylandSeat *seat);
#endif /* META_WAYLAND_TABLET_MANAGER_H */