[PATCH v7 weston 17/17] input: Don't test keyboard/pointer/touch pointers

Jonas Ådahl jadahl at gmail.com
Wed Jul 29 18:40:56 PDT 2015


On Wed, Jul 15, 2015 at 01:00:48PM -0500, Derek Foreman wrote:
> Keyboards and pointers aren't freed when devices are removed, so we should
> really be testing keyboard_device_count and pointer_device_count in most
> cases, not the actual pointers. Otherwise we end up with different
> behaviour after removing a device than we had before it was inserted.
> 
> This commit renames the touch/keyboard/pointer pointers and adds helper
> functions to get them that hide this complexity and return NULL when
> *_device_count is 0.
> 
> Signed-off-by: Derek Foreman <derekf at osg.samsung.com>
> ---
>  desktop-shell/exposay.c             |  34 +++---
>  desktop-shell/input-panel.c         |   7 +-
>  desktop-shell/shell.c               | 192 ++++++++++++++++++------------
>  fullscreen-shell/fullscreen-shell.c |  18 ++-
>  ivi-shell/hmi-controller.c          |  30 +++--
>  ivi-shell/input-panel-ivi.c         |   7 +-
>  src/compositor-drm.c                |  10 +-
>  src/compositor-wayland.c            |   8 +-
>  src/compositor-x11.c                |  18 ++-
>  src/compositor.c                    |  27 +++--
>  src/compositor.h                    |  15 ++-
>  src/data-device.c                   |  41 ++++---
>  src/input.c                         | 231 +++++++++++++++++++++++++-----------
>  src/libinput-seat.c                 |  15 ++-
>  src/main.c                          |   7 +-
>  src/text-backend.c                  |  19 +--
>  src/zoom.c                          |   8 +-
>  tests/surface-screenshot.c          |   7 +-
>  tests/weston-test.c                 |   9 +-
>  xwayland/dnd.c                      |   3 +-
>  xwayland/window-manager.c           |  23 ++--
>  21 files changed, 469 insertions(+), 260 deletions(-)
> 
> diff --git a/desktop-shell/exposay.c b/desktop-shell/exposay.c
> index 3fa585a..9536f12 100644
> --- a/desktop-shell/exposay.c
> +++ b/desktop-shell/exposay.c
> @@ -519,14 +519,16 @@ static enum exposay_layout_state
>  exposay_set_inactive(struct desktop_shell *shell)
>  {
>  	struct weston_seat *seat = shell->exposay.seat;
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  
> -	if (seat->pointer_device_count)
> -		weston_pointer_end_grab(seat->pointer);
> +	if (pointer)
> +		weston_pointer_end_grab(pointer);
>  
> -	if (!seat->keyboard_device_count) {
> -		weston_keyboard_end_grab(seat->keyboard);
> -		if (seat->keyboard->input_method_resource)
> -			seat->keyboard->grab = &seat->keyboard->input_method_grab;
> +	if (!keyboard) {
> +		weston_keyboard_end_grab(keyboard);
> +		if (keyboard->input_method_resource)
> +			keyboard->grab = &keyboard->input_method_grab;
>  	}
>  
>  	return EXPOSAY_LAYOUT_INACTIVE;
> @@ -560,28 +562,30 @@ static enum exposay_layout_state
>  exposay_transition_active(struct desktop_shell *shell)
>  {
>  	struct weston_seat *seat = shell->exposay.seat;
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  	struct shell_output *shell_output;
>  	bool animate = false;
>  
>  	shell->exposay.workspace = get_current_workspace(shell);
> -	shell->exposay.focus_prev = get_default_view (seat->keyboard->focus);
> -	shell->exposay.focus_current = get_default_view (seat->keyboard->focus);
> +	shell->exposay.focus_prev = get_default_view(keyboard->focus);
> +	shell->exposay.focus_current = get_default_view(keyboard->focus);
>  	shell->exposay.clicked = NULL;
>  	wl_list_init(&shell->exposay.surface_list);
>  
>  	lower_fullscreen_layer(shell, NULL);
>  	shell->exposay.grab_kbd.interface = &exposay_kbd_grab;
> -	weston_keyboard_start_grab(seat->keyboard,
> +	weston_keyboard_start_grab(keyboard,
>  	                           &shell->exposay.grab_kbd);
> -	weston_keyboard_set_focus(seat->keyboard, NULL);
> +	weston_keyboard_set_focus(keyboard, NULL);
>  
>  	shell->exposay.grab_ptr.interface = &exposay_ptr_grab;
> -	if (seat->pointer_device_count) {
> -		weston_pointer_start_grab(seat->pointer,
> +	if (pointer) {
> +		weston_pointer_start_grab(pointer,
>  		                          &shell->exposay.grab_ptr);
> -		weston_pointer_set_focus(seat->pointer, NULL,
> -				         seat->pointer->x,
> -					 seat->pointer->y);
> +		weston_pointer_set_focus(pointer, NULL,
> +				         pointer->x,
> +					 pointer->y);
>  	}
>  	wl_list_for_each(shell_output, &shell->output_list, link) {
>  		enum exposay_layout_state state;
> diff --git a/desktop-shell/input-panel.c b/desktop-shell/input-panel.c
> index 1028df1..251d044 100644
> --- a/desktop-shell/input-panel.c
> +++ b/desktop-shell/input-panel.c
> @@ -68,9 +68,12 @@ show_input_panel_surface(struct input_panel_surface *ipsurf)
>  	float x, y;
>  
>  	wl_list_for_each(seat, &shell->compositor->seat_list, link) {
> -		if (!seat->keyboard || !seat->keyboard->focus)
> +		struct weston_keyboard *keyboard =
> +			weston_seat_get_keyboard(seat);
> +
> +		if (!keyboard || !keyboard->focus)
>  			continue;
> -		focus = weston_surface_get_main_surface(seat->keyboard->focus);
> +		focus = weston_surface_get_main_surface(keyboard->focus);
>  		ipsurf->output = focus->output;
>  		x = ipsurf->output->x + (ipsurf->output->width - ipsurf->surface->width) / 2;
>  		y = ipsurf->output->y + ipsurf->output->height - ipsurf->surface->height;
> diff --git a/desktop-shell/shell.c b/desktop-shell/shell.c
> index 3555e72..9cad7ed 100644
> --- a/desktop-shell/shell.c
> +++ b/desktop-shell/shell.c
> @@ -378,10 +378,11 @@ shell_grab_start(struct shell_grab *grab,
>  		 enum desktop_shell_cursor cursor)
>  {
>  	struct desktop_shell *shell = shsurf->shell;
> +	struct weston_touch *touch = weston_seat_get_touch(pointer->seat);
>  
>  	popup_grab_end(pointer);
> -	if (pointer->seat->touch)
> -		touch_popup_grab_end(pointer->seat->touch);
> +	if (touch)
> +		touch_popup_grab_end(touch);
>  
>  	grab->grab.interface = interface;
>  	grab->shsurf = shsurf;
> @@ -548,10 +549,11 @@ shell_touch_grab_start(struct shell_touch_grab *grab,
>  		       struct weston_touch *touch)
>  {
>  	struct desktop_shell *shell = shsurf->shell;
> +	struct weston_pointer *pointer = weston_seat_get_pointer(touch->seat);
>  
>  	touch_popup_grab_end(touch);
> -	if (touch->seat->pointer)
> -		popup_grab_end(touch->seat->pointer);
> +	if (pointer)
> +		popup_grab_end(pointer);
>  
>  	grab->grab.interface = interface;
>  	grab->shsurf = shsurf;
> @@ -902,27 +904,33 @@ restore_focus_state(struct desktop_shell *shell, struct workspace *ws)
>  	wl_list_init(&shell->compositor->seat_list);
>  
>  	wl_list_for_each_safe(state, next, &ws->focus_list, link) {
> +		struct weston_keyboard *keyboard =
> +			weston_seat_get_keyboard(state->seat);
> +
>  		wl_list_remove(&state->seat->link);
>  		wl_list_insert(&shell->compositor->seat_list,
>  			       &state->seat->link);
>  
> -		if (state->seat->keyboard == NULL)
> +		if (!keyboard)
>  			continue;
>  
>  		surface = state->keyboard_focus;
>  
> -		weston_keyboard_set_focus(state->seat->keyboard, surface);
> +		weston_keyboard_set_focus(keyboard, surface);
>  	}
>  
>  	/* For any remaining seats that we don't have a focus state
>  	 * for we'll reset the keyboard focus to NULL */
>  	wl_list_for_each_safe(seat, next_seat, &pending_seat_list, link) {
> +		struct weston_keyboard *keyboard =
> +			weston_seat_get_keyboard(seat);
> +
>  		wl_list_insert(&shell->compositor->seat_list, &seat->link);
>  
> -		if (seat->keyboard == NULL)
> +		if (!keyboard)
>  			continue;
>  
> -		weston_keyboard_set_focus(seat->keyboard, NULL);
> +		weston_keyboard_set_focus(keyboard, NULL);
>  	}
>  }
>  
> @@ -930,11 +938,12 @@ static void
>  replace_focus_state(struct desktop_shell *shell, struct workspace *ws,
>  		    struct weston_seat *seat)
>  {
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  	struct focus_state *state;
>  
>  	wl_list_for_each(state, &ws->focus_list, link) {
>  		if (state->seat == seat) {
> -			focus_state_set_focus(state, seat->keyboard->focus);
> +			focus_state_set_focus(state, keyboard->focus);
>  			return;
>  		}
>  	}
> @@ -1433,12 +1442,15 @@ move_surface_to_workspace(struct desktop_shell *shell,
>  
>  	drop_focus_state(shell, from, view->surface);
>  	wl_list_for_each(seat, &shell->compositor->seat_list, link) {
> -		if (!seat->keyboard)
> +		struct weston_keyboard *keyboard =
> +			weston_seat_get_keyboard(seat);
> +
> +		if (!keyboard)
>  			continue;
>  
> -		focus = weston_surface_get_main_surface(seat->keyboard->focus);
> +		focus = weston_surface_get_main_surface(keyboard->focus);
>  		if (focus == view->surface)
> -			weston_keyboard_set_focus(seat->keyboard, NULL);
> +			weston_keyboard_set_focus(keyboard, NULL);
>  	}
>  
>  	weston_view_damage_below(view);
> @@ -1449,6 +1461,7 @@ take_surface_to_workspace_by_seat(struct desktop_shell *shell,
>  				  struct weston_seat *seat,
>  				  unsigned int index)
>  {
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  	struct weston_surface *surface;
>  	struct weston_view *view;
>  	struct shell_surface *shsurf;
> @@ -1456,7 +1469,7 @@ take_surface_to_workspace_by_seat(struct desktop_shell *shell,
>  	struct workspace *to;
>  	struct focus_state *state;
>  
> -	surface = weston_surface_get_main_surface(seat->keyboard->focus);
> +	surface = weston_surface_get_main_surface(keyboard->focus);
>  	view = get_default_view(surface);
>  	if (view == NULL ||
>  	    index == shell->workspaces.current ||
> @@ -1781,23 +1794,25 @@ common_surface_move(struct wl_resource *resource,
>  		    struct wl_resource *seat_resource, uint32_t serial)
>  {
>  	struct weston_seat *seat = wl_resource_get_user_data(seat_resource);
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
> +	struct weston_touch *touch = weston_seat_get_touch(seat);
>  	struct shell_surface *shsurf = wl_resource_get_user_data(resource);
>  	struct weston_surface *surface;
>  
> -	if (seat->pointer &&
> -	    seat->pointer->focus &&
> -	    seat->pointer->button_count > 0 &&
> -	    seat->pointer->grab_serial == serial) {
> -		surface = weston_surface_get_main_surface(seat->pointer->focus->surface);
> +	if (pointer &&
> +	    pointer->focus &&
> +	    pointer->button_count > 0 &&
> +	    pointer->grab_serial == serial) {
> +		surface = weston_surface_get_main_surface(pointer->focus->surface);
>  		if ((surface == shsurf->surface) &&
> -		    (surface_move(shsurf, seat->pointer, true) < 0))
> +		    (surface_move(shsurf, pointer, true) < 0))
>  			wl_resource_post_no_memory(resource);
> -	} else if (seat->touch &&
> -		   seat->touch->focus &&
> -		   seat->touch->grab_serial == serial) {
> -		surface = weston_surface_get_main_surface(seat->touch->focus->surface);
> +	} else if (touch &&
> +		   touch->focus &&
> +		   touch->grab_serial == serial) {
> +		surface = weston_surface_get_main_surface(touch->focus->surface);
>  		if ((surface == shsurf->surface) &&
> -		    (surface_touch_move(shsurf, seat->touch) < 0))
> +		    (surface_touch_move(shsurf, touch) < 0))
>  			wl_resource_post_no_memory(resource);
>  	}
>  }
> @@ -1985,20 +2000,21 @@ common_surface_resize(struct wl_resource *resource,
>  		      uint32_t edges)
>  {
>  	struct weston_seat *seat = wl_resource_get_user_data(seat_resource);
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  	struct shell_surface *shsurf = wl_resource_get_user_data(resource);
>  	struct weston_surface *surface;
>  
> -	if (seat->pointer == NULL ||
> -	    seat->pointer->button_count == 0 ||
> -	    seat->pointer->grab_serial != serial ||
> -	    seat->pointer->focus == NULL)
> +	if (!pointer ||
> +	    pointer->button_count == 0 ||
> +	    pointer->grab_serial != serial ||
> +	    pointer->focus == NULL)
>  		return;
>  
> -	surface = weston_surface_get_main_surface(seat->pointer->focus->surface);
> +	surface = weston_surface_get_main_surface(pointer->focus->surface);
>  	if (surface != shsurf->surface)
>  		return;
>  
> -	if (surface_resize(shsurf, seat->pointer, edges) < 0)
> +	if (surface_resize(shsurf, pointer, edges) < 0)
>  		wl_resource_post_no_memory(resource);
>  }
>  
> @@ -2095,10 +2111,12 @@ end_busy_cursor(struct weston_compositor *compositor, struct wl_client *client)
>  	struct weston_seat *seat;
>  
>  	wl_list_for_each(seat, &compositor->seat_list, link) {
> -		if (seat->pointer == NULL)
> +		struct weston_pointer *pointer = weston_seat_get_pointer(seat);
> +
> +		if (!pointer)
>  			continue;
>  
> -		grab = (struct shell_grab *) seat->pointer->grab;
> +		grab = (struct shell_grab *) pointer->grab;
>  		if (grab->grab.interface == &busy_cursor_grab_interface &&
>  		    wl_resource_get_client(grab->shsurf->resource) == client) {
>  			shell_grab_end(grab);
> @@ -2120,15 +2138,17 @@ xdg_ping_timeout_handler(void *data)
>  	/* Client is not responding */
>  	sc->unresponsive = 1;
>  	wl_list_for_each(seat, &sc->shell->compositor->seat_list, link) {
> -		if (seat->pointer == NULL || seat->pointer->focus == NULL)
> -			continue;
> -		if (seat->pointer->focus->surface->resource == NULL)
> +		struct weston_pointer *pointer = weston_seat_get_pointer(seat);
> +
> +		if (!pointer ||
> +		    !pointer->focus ||
> +		    !pointer->focus->surface->resource)
>  			continue;
>  
> -		shsurf = get_shell_surface(seat->pointer->focus->surface);
> +		shsurf = get_shell_surface(pointer->focus->surface);
>  		if (shsurf &&
>  		    wl_resource_get_client(shsurf->resource) == sc->client)
> -			set_busy_cursor(shsurf, seat->pointer);
> +			set_busy_cursor(shsurf, pointer);
>  	}
>  
>  	return 1;
> @@ -2683,11 +2703,14 @@ set_minimized(struct weston_surface *surface)
>  
>  	drop_focus_state(shsurf->shell, current_ws, view->surface);
>  	wl_list_for_each(seat, &shsurf->shell->compositor->seat_list, link) {
> -		if (!seat->keyboard)
> +		struct weston_keyboard *keyboard =
> +			weston_seat_get_keyboard(seat);
> +
> +		if (!keyboard)
>  			continue;
> -		focus = weston_surface_get_main_surface(seat->keyboard->focus);
> +		focus = weston_surface_get_main_surface(keyboard->focus);
>  		if (focus == view->surface)
> -			weston_keyboard_set_focus(seat->keyboard, NULL);
> +			weston_keyboard_set_focus(keyboard, NULL);
>  	}
>  
>  	shell_surface_update_child_surface_layers(shsurf);
> @@ -3019,17 +3042,23 @@ get_focused_output(struct weston_compositor *compositor)
>  	struct weston_output *output = NULL;
>  
>  	wl_list_for_each(seat, &compositor->seat_list, link) {
> +		struct weston_touch *touch = weston_seat_get_touch(seat);
> +		struct weston_pointer *pointer = weston_seat_get_pointer(seat);
> +		struct weston_keyboard *keyboard =
> +			weston_seat_get_keyboard(seat);
> +
> +

Stray newline.

>  		/* Priority has touch focus, then pointer and
>  		 * then keyboard focus. We should probably have
>  		 * three for loops and check frist for touch,
>  		 * then for pointer, etc. but unless somebody has some
>  		 * objections, I think this is sufficient. */
> -		if (seat->touch && seat->touch->focus)
> -			output = seat->touch->focus->output;
> -		else if (seat->pointer && seat->pointer->focus)
> -			output = seat->pointer->focus->output;
> -		else if (seat->keyboard && seat->keyboard->focus)
> -			output = seat->keyboard->focus->output;
> +		if (touch && touch->focus)
> +			output = touch->focus->output;
> +		else if (pointer && pointer->focus)
> +			output = pointer->focus->output;
> +		else if (keyboard && keyboard->focus)
> +			output = keyboard->focus->output;
>  
>  		if (output)
>  			break;
> @@ -3060,7 +3089,7 @@ shell_interface_set_maximized(struct shell_surface *shsurf)
>  static int
>  shell_interface_move(struct shell_surface *shsurf, struct weston_seat *ws)
>  {
> -	return surface_move(shsurf, ws->pointer, true);
> +	return surface_move(shsurf, weston_seat_get_pointer(ws), true);
>  }
>  
>  static int
> @@ -3068,7 +3097,7 @@ shell_interface_resize(struct shell_surface *shsurf,
>  		       struct weston_seat *ws,
>  		       uint32_t edges)
>  {
> -	return surface_resize(shsurf, ws->pointer, edges);
> +	return surface_resize(shsurf, weston_seat_get_pointer(ws), edges);
>  }
>  
>  static const struct weston_pointer_grab_interface popup_grab_interface;
> @@ -3100,24 +3129,28 @@ destroy_shell_seat(struct wl_listener *listener, void *data)
>  static void
>  shell_seat_caps_changed(struct wl_listener *listener, void *data)
>  {
> +	struct weston_keyboard *keyboard;
> +	struct weston_pointer *pointer;
>  	struct shell_seat *seat;
>  
>  	seat = container_of(listener, struct shell_seat, caps_changed_listener);
> +	keyboard = weston_seat_get_keyboard(seat->seat);
> +	pointer = weston_seat_get_pointer(seat->seat);
>  
> -	if (seat->seat->keyboard_device_count &&
> +	if (keyboard &&
>  	    wl_list_empty(&seat->keyboard_focus_listener.link)) {
> -		wl_signal_add(&seat->seat->keyboard->focus_signal,
> +		wl_signal_add(&keyboard->focus_signal,
>  			      &seat->keyboard_focus_listener);
> -	} else if (!seat->seat->keyboard_device_count) {
> +	} else if (!keyboard) {
>  		wl_list_remove(&seat->keyboard_focus_listener.link);
>  		wl_list_init(&seat->keyboard_focus_listener.link);
>  	}
>  
> -	if (seat->seat->pointer_device_count &&
> +	if (pointer &&
>  	    wl_list_empty(&seat->pointer_focus_listener.link)) {
> -		wl_signal_add(&seat->seat->pointer->focus_signal,
> +		wl_signal_add(&pointer->focus_signal,
>  			      &seat->pointer_focus_listener);
> -	} else if (!seat->seat->pointer_device_count) {
> +	} else if (!pointer) {
>  		wl_list_remove(&seat->pointer_focus_listener.link);
>  		wl_list_init(&seat->pointer_focus_listener.link);
>  	}
> @@ -3414,6 +3447,8 @@ add_popup_grab(struct shell_surface *shsurf,
>  {
>  	struct weston_seat *seat = shseat->seat;
>  	struct shell_surface *parent, *top_surface;
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
> +	struct weston_touch *touch = weston_seat_get_touch(seat);
>  
>  	parent = get_shell_surface(shsurf->parent);
>  	top_surface = get_top_popup(shseat);
> @@ -3440,7 +3475,7 @@ add_popup_grab(struct shell_surface *shsurf,
>  			/* We must make sure here that this popup was opened
>  			 * after a mouse press, and not just by moving around
>  			 * with other popups already open. */
> -			if (shseat->seat->pointer->button_count > 0)
> +			if (pointer->button_count > 0)
>  				shseat->popup_grab.initial_up = 0;
>  		} else if (type == TOUCH) {
>  			shseat->popup_grab.touch_grab.interface =
> @@ -3451,10 +3486,10 @@ add_popup_grab(struct shell_surface *shsurf,
>  			       &shsurf->popup.grab_link);
>  
>  		if (type == POINTER) {
> -			weston_pointer_start_grab(seat->pointer,
> +			weston_pointer_start_grab(pointer,
>  						  &shseat->popup_grab.grab);
>  		} else if (type == TOUCH) {
> -			weston_touch_start_grab(seat->touch,
> +			weston_touch_start_grab(touch,
>  						&shseat->popup_grab.touch_grab);
>  		}
>  	} else {
> @@ -3497,6 +3532,8 @@ shell_map_popup(struct shell_surface *shsurf)
>  {
>  	struct shell_seat *shseat = shsurf->popup.shseat;
>  	struct weston_view *parent_view = get_default_view(shsurf->parent);
> +	struct weston_pointer *pointer = weston_seat_get_pointer(shseat->seat);
> +	struct weston_touch *touch = weston_seat_get_touch(shseat->seat);
>  
>  	shsurf->surface->output = parent_view->output;
>  	shsurf->view->output = parent_view->output;
> @@ -3505,12 +3542,12 @@ shell_map_popup(struct shell_surface *shsurf)
>  	weston_view_set_position(shsurf->view, shsurf->popup.x, shsurf->popup.y);
>  	weston_view_update_transform(shsurf->view);
>  
> -	if (shseat->seat->pointer &&
> -	    shseat->seat->pointer->grab_serial == shsurf->popup.serial) {
> +	if (pointer &&
> +	    pointer->grab_serial == shsurf->popup.serial) {
>  		if (add_popup_grab(shsurf, shseat, POINTER) != 0)
>  			return -1;
> -	} else if (shseat->seat->touch &&
> -	           shseat->seat->touch->grab_serial == shsurf->popup.serial) {
> +	} else if (touch &&
> +	           touch->grab_serial == shsurf->popup.serial) {
>  		if (add_popup_grab(shsurf, shseat, TOUCH) != 0)
>  			return -1;
>  	} else {
> @@ -4775,18 +4812,19 @@ do_zoom(struct weston_seat *seat, uint32_t time, uint32_t key, uint32_t axis,
>  	wl_fixed_t value)
>  {
>  	struct weston_compositor *compositor = seat->compositor;
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  	struct weston_output *output;
>  	float increment;
>  
> -	if (!seat->pointer) {
> +	if (!pointer) {
>  		weston_log("Zoom hotkey pressed but seat '%s' contains no pointer.\n", seat->seat_name);
>  		return;
>  	}
>  
>  	wl_list_for_each(output, &compositor->output_list, link) {
>  		if (pixman_region32_contains_point(&output->region,
> -						   wl_fixed_to_double(seat->pointer->x),
> -						   wl_fixed_to_double(seat->pointer->y),
> +						   wl_fixed_to_double(pointer->x),
> +						   wl_fixed_to_double(pointer->y),
>  						   NULL)) {
>  			if (key == KEY_PAGEUP)
>  				increment = output->zoom.increment;
> @@ -5164,10 +5202,13 @@ unfocus_all_seats(struct desktop_shell *shell)
>  	struct weston_seat *seat, *next;
>  
>  	wl_list_for_each_safe(seat, next, &shell->compositor->seat_list, link) {
> -		if (seat->keyboard == NULL)
> +		struct weston_keyboard *keyboard =
> +			weston_seat_get_keyboard(seat);
> +
> +		if (!keyboard)
>  			continue;
>  
> -		weston_keyboard_set_focus(seat->keyboard, NULL);
> +		weston_keyboard_set_focus(keyboard, NULL);
>  	}
>  }
>  
> @@ -5399,10 +5440,13 @@ idle_handler(struct wl_listener *listener, void *data)
>  	struct weston_seat *seat;
>  
>  	wl_list_for_each(seat, &shell->compositor->seat_list, link) {
> -		if (seat->pointer)
> -			popup_grab_end(seat->pointer);
> -		if (seat->touch)
> -			touch_popup_grab_end(seat->touch);
> +		struct weston_touch *touch = weston_seat_get_touch(seat);
> +		struct weston_pointer *pointer = weston_seat_get_pointer(seat);
> +
> +		if (pointer)
> +			popup_grab_end(pointer);
> +		if (touch)
> +			touch_popup_grab_end(touch);
>  	}
>  
>  	shell_fade(shell, FADE_OUT);
> @@ -5450,9 +5494,11 @@ weston_view_set_initial_position(struct weston_view *view,
>  	 * TODO: Do something clever for touch too?
>  	 */
>  	wl_list_for_each(seat, &compositor->seat_list, link) {
> -		if (seat->pointer) {
> -			ix = wl_fixed_to_int(seat->pointer->x);
> -			iy = wl_fixed_to_int(seat->pointer->y);
> +		struct weston_pointer *pointer = weston_seat_get_pointer(seat);
> +
> +		if (pointer) {
> +			ix = wl_fixed_to_int(pointer->x);
> +			iy = wl_fixed_to_int(pointer->y);
>  			break;
>  		}
>  	}
> diff --git a/fullscreen-shell/fullscreen-shell.c b/fullscreen-shell/fullscreen-shell.c
> index cae6ed5..ef9302b 100644
> --- a/fullscreen-shell/fullscreen-shell.c
> +++ b/fullscreen-shell/fullscreen-shell.c
> @@ -96,15 +96,17 @@ static void
>  seat_caps_changed(struct wl_listener *l, void *data)
>  {
>  	struct weston_seat *seat = data;
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  	struct pointer_focus_listener *listener;
>  	struct fs_output *fsout;
>  
>  	listener = container_of(l, struct pointer_focus_listener, seat_caps);
>  
>  	/* no pointer */
> -	if (seat->pointer_device_count) {
> +	if (pointer) {
>  		if (!listener->pointer_focus.link.prev) {
> -			wl_signal_add(&seat->pointer->focus_signal,
> +			wl_signal_add(&pointer->focus_signal,
>  				      &listener->pointer_focus);
>  		}
>  	} else {
> @@ -113,7 +115,7 @@ seat_caps_changed(struct wl_listener *l, void *data)
>  		}
>  	}
>  
> -	if (seat->keyboard_device_count && seat->keyboard->focus != NULL) {
> +	if (keyboard && keyboard->focus != NULL) {
>  		wl_list_for_each(fsout, &listener->shell->output_list, link) {
>  			if (fsout->surface) {
>  				weston_surface_activate(fsout->surface, seat);
> @@ -681,7 +683,10 @@ fullscreen_shell_present_surface(struct wl_client *client,
>  
>  	if (surface) {
>  		wl_list_for_each(seat, &shell->compositor->seat_list, link) {
> -			if (seat->keyboard && seat->keyboard->focus == NULL)
> +			struct weston_keyboard *keyboard =
> +				weston_seat_get_keyboard(seat);
> +
> +			if (keyboard && !keyboard->focus)
>  				weston_surface_activate(surface, seat);
>  		}
>  	}
> @@ -729,7 +734,10 @@ fullscreen_shell_present_surface_for_mode(struct wl_client *client,
>  				       fsout, mode_feedback_destroyed);
>  
>  	wl_list_for_each(seat, &shell->compositor->seat_list, link) {
> -		if (seat->keyboard && seat->keyboard->focus == NULL)
> +		struct weston_keyboard *keyboard =
> +			weston_seat_get_keyboard(seat);
> +
> +		if (keyboard && !keyboard->focus)
>  			weston_surface_activate(surface, seat);
>  	}
>  }
> diff --git a/ivi-shell/hmi-controller.c b/ivi-shell/hmi-controller.c
> index eae346a..760bf06 100644
> --- a/ivi-shell/hmi-controller.c
> +++ b/ivi-shell/hmi-controller.c
> @@ -1469,15 +1469,18 @@ enum HMI_GRAB_DEVICE {
>  static enum HMI_GRAB_DEVICE
>  get_hmi_grab_device(struct weston_seat *seat, uint32_t serial)
>  {
> -	if (seat->pointer &&
> -	    seat->pointer->focus &&
> -	    seat->pointer->button_count &&
> -	    seat->pointer->grab_serial == serial)
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
> +	struct weston_touch *touch = weston_seat_get_touch(seat);
> +
> +	if (pointer &&
> +	    pointer->focus &&
> +	    pointer->button_count &&
> +	    pointer->grab_serial == serial)
>  		return HMI_GRAB_DEVICE_POINTER;
>  
> -	if (seat->touch &&
> -	    seat->touch->focus &&
> -	    seat->touch->grab_serial == serial)
> +	if (touch &&
> +	    touch->focus &&
> +	    touch->grab_serial == serial)
>  		return HMI_GRAB_DEVICE_TOUCH;
>  
>  	return HMI_GRAB_DEVICE_NONE;
> @@ -1568,6 +1571,9 @@ ivi_hmi_controller_workspace_control(struct wl_client *client,
>  	struct pointer_move_grab *pnt_move_grab = NULL;
>  	struct touch_move_grab *tch_move_grab = NULL;
>  	struct weston_seat *seat = NULL;
> +	struct weston_pointer *pointer;
> +	struct weston_touch *touch;
> +
>  	enum HMI_GRAB_DEVICE device;
>  
>  	if (hmi_ctrl->workspace_count < 2)
> @@ -1586,21 +1592,23 @@ ivi_hmi_controller_workspace_control(struct wl_client *client,
>  
>  	switch (device) {
>  	case HMI_GRAB_DEVICE_POINTER:
> -		pnt_move_grab = create_workspace_pointer_move(seat->pointer,
> +		pointer = weston_seat_get_pointer(seat);
> +		pnt_move_grab = create_workspace_pointer_move(pointer,
>  							      resource);
>  
>  		pointer_grab_start(&pnt_move_grab->base, layer,
>  				   &pointer_move_grab_workspace_interface,
> -				   seat->pointer);
> +				   pointer);
>  		break;
>  
>  	case HMI_GRAB_DEVICE_TOUCH:
> -		tch_move_grab = create_workspace_touch_move(seat->touch,
> +		touch = weston_seat_get_touch(seat);
> +		tch_move_grab = create_workspace_touch_move(touch,
>  							    resource);
>  
>  		touch_grab_start(&tch_move_grab->base, layer,
>  				 &touch_move_grab_workspace_interface,
> -				 seat->touch);
> +				 touch);
>  		break;
>  
>  	default:
> diff --git a/ivi-shell/input-panel-ivi.c b/ivi-shell/input-panel-ivi.c
> index c624ef3..ecd497e 100644
> --- a/ivi-shell/input-panel-ivi.c
> +++ b/ivi-shell/input-panel-ivi.c
> @@ -70,9 +70,12 @@ show_input_panel_surface(struct input_panel_surface *ipsurf)
>  	float x, y;
>  
>  	wl_list_for_each(seat, &shell->compositor->seat_list, link) {
> -		if (!seat->keyboard || !seat->keyboard->focus)
> +		struct weston_keyboard *keyboard =
> +			weston_seat_get_keyboard(seat);
> +
> +		if (!keyboard || !keyboard->focus)
>  			continue;
> -		focus = weston_surface_get_main_surface(seat->keyboard->focus);
> +		focus = weston_surface_get_main_surface(keyboard->focus);
>  		ipsurf->output = focus->output;
>  		x = ipsurf->output->x + (ipsurf->output->width - ipsurf->surface->width) / 2;
>  		y = ipsurf->output->y + ipsurf->output->height - ipsurf->surface->height;
> diff --git a/src/compositor-drm.c b/src/compositor-drm.c
> index 0351b64..d1e7f0f 100644
> --- a/src/compositor-drm.c
> +++ b/src/compositor-drm.c
> @@ -1962,6 +1962,7 @@ setup_output_seat_constraint(struct drm_backend *b,
>  			     const char *s)
>  {
>  	if (strcmp(s, "") != 0) {
> +		struct weston_pointer *pointer;
>  		struct udev_seat *seat;
>  
>  		seat = udev_seat_get_named(&b->input, s);
> @@ -1970,10 +1971,11 @@ setup_output_seat_constraint(struct drm_backend *b,
>  
>  		seat->base.output = output;
>  
> -		if (seat->base.pointer)
> -			weston_pointer_clamp(seat->base.pointer,
> -					     &seat->base.pointer->x,
> -					     &seat->base.pointer->y);
> +		pointer = weston_seat_get_pointer(&seat->base);
> +		if (pointer)
> +			weston_pointer_clamp(pointer,
> +					     &pointer->x,
> +					     &pointer->y);
>  	}
>  }
>  
> diff --git a/src/compositor-wayland.c b/src/compositor-wayland.c
> index a8e63e1..1b40e46 100644
> --- a/src/compositor-wayland.c
> +++ b/src/compositor-wayland.c
> @@ -1479,7 +1479,7 @@ input_handle_keymap(void *data, struct wl_keyboard *keyboard, uint32_t format,
>  
>  	close(fd);
>  
> -	if (input->base.keyboard)
> +	if (weston_seat_get_keyboard(&input->base))
>  		weston_seat_update_keymap(&input->base, keymap);
>  	else
>  		weston_seat_init_keyboard(&input->base, keymap);
> @@ -1569,11 +1569,12 @@ input_handle_key(void *data, struct wl_keyboard *keyboard,
>  }
>  
>  static void
> -input_handle_modifiers(void *data, struct wl_keyboard *keyboard,
> +input_handle_modifiers(void *data, struct wl_keyboard *wl_keyboard,
>  		       uint32_t serial_in, uint32_t mods_depressed,
>  		       uint32_t mods_latched, uint32_t mods_locked,
>  		       uint32_t group)
>  {
> +	struct weston_keyboard *keyboard;
>  	struct wayland_input *input = data;
>  	struct wayland_backend *b = input->backend;
>  	uint32_t serial_out;
> @@ -1586,7 +1587,8 @@ input_handle_modifiers(void *data, struct wl_keyboard *keyboard,
>  	else
>  		serial_out = wl_display_next_serial(b->compositor->wl_display);
>  
> -	xkb_state_update_mask(input->base.keyboard->xkb_state.state,
> +	keyboard = weston_seat_get_keyboard(&input->base);
> +	xkb_state_update_mask(keyboard->xkb_state.state,
>  			      mods_depressed, mods_latched,
>  			      mods_locked, 0, 0, group);
>  	notify_modifiers(&input->base, serial_out);
> diff --git a/src/compositor-x11.c b/src/compositor-x11.c
> index 55c85ed..73ba783 100644
> --- a/src/compositor-x11.c
> +++ b/src/compositor-x11.c
> @@ -174,7 +174,9 @@ x11_backend_get_keymap(struct x11_backend *b)
>  static uint32_t
>  get_xkb_mod_mask(struct x11_backend *b, uint32_t in)
>  {
> -	struct weston_xkb_info *info = b->core_seat.keyboard->xkb_info;
> +	struct weston_keyboard *keyboard =
> +		weston_seat_get_keyboard(&b->core_seat);
> +	struct weston_xkb_info *info = keyboard->xkb_info;
>  	uint32_t ret = 0;
>  
>  	if ((in & ShiftMask) && info->shift_mod != XKB_MOD_INVALID)
> @@ -206,6 +208,7 @@ x11_backend_setup_xkb(struct x11_backend *b)
>  	b->xkb_event_base = 0;
>  	return;
>  #else
> +	struct weston_keyboard *keyboard;
>  	const xcb_query_extension_reply_t *ext;
>  	xcb_generic_error_t *error;
>  	xcb_void_cookie_t select;
> @@ -285,7 +288,8 @@ x11_backend_setup_xkb(struct x11_backend *b)
>  		return;
>  	}
>  
> -	xkb_state_update_mask(b->core_seat.keyboard->xkb_state.state,
> +	keyboard = weston_seat_get_keyboard(&b->core_seat);
> +	xkb_state_update_mask(keyboard->xkb_state.state,
>  			      get_xkb_mod_mask(b, state_reply->baseMods),
>  			      get_xkb_mod_mask(b, state_reply->latchedMods),
>  			      get_xkb_mod_mask(b, state_reply->lockedMods),
> @@ -975,7 +979,10 @@ static void delete_cb(void *data)
>  static void
>  update_xkb_state(struct x11_backend *b, xcb_xkb_state_notify_event_t *state)
>  {
> -	xkb_state_update_mask(b->core_seat.keyboard->xkb_state.state,
> +	struct weston_keyboard *keyboard =
> +		weston_seat_get_keyboard(&b->core_seat);
> +
> +	xkb_state_update_mask(keyboard->xkb_state.state,
>  			      get_xkb_mod_mask(b, state->baseMods),
>  			      get_xkb_mod_mask(b, state->latchedMods),
>  			      get_xkb_mod_mask(b, state->lockedMods),
> @@ -1003,9 +1010,10 @@ static void
>  update_xkb_state_from_core(struct x11_backend *b, uint16_t x11_mask)
>  {
>  	uint32_t mask = get_xkb_mod_mask(b, x11_mask);
> -	struct weston_keyboard *keyboard = b->core_seat.keyboard;
> +	struct weston_keyboard *keyboard
> +		= weston_seat_get_keyboard(&b->core_seat);
>  
> -	xkb_state_update_mask(b->core_seat.keyboard->xkb_state.state,
> +	xkb_state_update_mask(keyboard->xkb_state.state,
>  			      keyboard->modifiers.mods_depressed & mask,
>  			      keyboard->modifiers.mods_latched & mask,
>  			      keyboard->modifiers.mods_locked & mask,
> diff --git a/src/compositor.c b/src/compositor.c
> index 055f6e4..80f229c 100644
> --- a/src/compositor.c
> +++ b/src/compositor.c
> @@ -114,7 +114,7 @@ static void weston_mode_switch_finish(struct weston_output *output,
>  	/* If a pointer falls outside the outputs new geometry, move it to its
>  	 * lower-right corner */
>  	wl_list_for_each(seat, &output->compositor->seat_list, link) {
> -		struct weston_pointer *pointer = seat->pointer;
> +		struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  		int32_t x, y;
>  
>  		if (!pointer)
> @@ -1771,15 +1771,20 @@ weston_view_unmap(struct weston_view *view)
>  		return;
>  
>  	wl_list_for_each(seat, &view->surface->compositor->seat_list, link) {
> -		if (seat->keyboard && seat->keyboard->focus == view->surface)
> -			weston_keyboard_set_focus(seat->keyboard, NULL);
> -		if (seat->pointer && seat->pointer->focus == view)
> -			weston_pointer_set_focus(seat->pointer,
> +		struct weston_touch *touch = weston_seat_get_touch(seat);
> +		struct weston_pointer *pointer = weston_seat_get_pointer(seat);
> +		struct weston_keyboard *keyboard =
> +			weston_seat_get_keyboard(seat);
> +
> +		if (keyboard && keyboard->focus == view->surface)
> +			weston_keyboard_set_focus(keyboard, NULL);
> +		if (pointer && pointer->focus == view)
> +			weston_pointer_set_focus(pointer,
>  						 NULL,
>  						 wl_fixed_from_int(0),
>  						 wl_fixed_from_int(0));
> -		if (seat->touch && seat->touch->focus == view)
> -			weston_touch_set_focus(seat->touch, NULL);
> +		if (touch && touch->focus == view)
> +			weston_touch_set_focus(touch, NULL);
>  	}
>  }
>  
> @@ -4598,10 +4603,10 @@ weston_compositor_set_default_pointer_grab(struct weston_compositor *ec,
>  
>  	ec->default_pointer_grab = interface;
>  	wl_list_for_each(seat, &ec->seat_list, link) {
> -		if (seat->pointer) {
> -			weston_pointer_set_default_grab(seat->pointer,
> -							interface);
> -		}
> +		struct weston_pointer *pointer = weston_seat_get_pointer(seat);
> +
> +		if (pointer)
> +			weston_pointer_set_default_grab(pointer, interface);
>  	}
>  }
>  
> diff --git a/src/compositor.h b/src/compositor.h
> index d0c6034..0d7ae56 100644
> --- a/src/compositor.h
> +++ b/src/compositor.h
> @@ -502,9 +502,9 @@ struct weston_seat {
>  	struct wl_list base_resource_list;
>  
>  	struct wl_global *global;
> -	struct weston_pointer *pointer;
> -	struct weston_keyboard *keyboard;
> -	struct weston_touch *touch;
> +	struct weston_pointer *pointer_state;
> +	struct weston_keyboard *keyboard_state;
> +	struct weston_touch *touch_state;
>  	int pointer_device_count;
>  	int keyboard_device_count;
>  	int touch_device_count;
> @@ -1585,6 +1585,15 @@ weston_parse_transform(const char *transform, uint32_t *out);
>  const char *
>  weston_transform_to_string(uint32_t output_transform);
>  
> +struct weston_keyboard *
> +weston_seat_get_keyboard(struct weston_seat *seat);
> +
> +struct weston_pointer *
> +weston_seat_get_pointer(struct weston_seat *seat);
> +
> +struct weston_touch *
> +weston_seat_get_touch(struct weston_seat *seat);
> +
>  #ifdef  __cplusplus
>  }
>  #endif
> diff --git a/src/data-device.c b/src/data-device.c
> index 825b734..9825bda 100644
> --- a/src/data-device.c
> +++ b/src/data-device.c
> @@ -662,23 +662,25 @@ data_device_start_drag(struct wl_client *client, struct wl_resource *resource,
>  		       struct wl_resource *icon_resource, uint32_t serial)
>  {
>  	struct weston_seat *seat = wl_resource_get_user_data(resource);
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
> +	struct weston_touch *touch = weston_seat_get_touch(seat);
>  	struct weston_surface *origin = wl_resource_get_user_data(origin_resource);
>  	struct weston_data_source *source = NULL;
>  	struct weston_surface *icon = NULL;
>  	int is_pointer_grab, is_touch_grab;
>  	int32_t ret = 0;
>  
> -	is_pointer_grab = seat->pointer &&
> -			  seat->pointer->button_count == 1 &&
> -			  seat->pointer->grab_serial == serial &&
> -			  seat->pointer->focus &&
> -			  seat->pointer->focus->surface == origin;
> +	is_pointer_grab = pointer &&
> +			  pointer->button_count == 1 &&
> +			  pointer->grab_serial == serial &&
> +			  pointer->focus &&
> +			  pointer->focus->surface == origin;
>  
> -	is_touch_grab = seat->touch &&
> -			seat->touch->num_tp == 1 &&
> -			seat->touch->grab_serial == serial &&
> -			seat->touch->focus &&
> -			seat->touch->focus->surface == origin;
> +	is_touch_grab = touch &&
> +			touch->num_tp == 1 &&
> +			touch->grab_serial == serial &&
> +			touch->focus &&
> +			touch->focus->surface == origin;
>  
>  	if (!is_pointer_grab && !is_touch_grab)
>  		return;
> @@ -698,9 +700,9 @@ data_device_start_drag(struct wl_client *client, struct wl_resource *resource,
>  	}
>  
>  	if (is_pointer_grab)
> -		ret = weston_pointer_start_drag(seat->pointer, source, icon, client);
> +		ret = weston_pointer_start_drag(pointer, source, icon, client);
>  	else if (is_touch_grab)
> -		ret = weston_touch_start_drag(seat->touch, source, icon, client);
> +		ret = weston_touch_start_drag(touch, source, icon, client);
>  
>  	if (ret < 0)
>  		wl_resource_post_no_memory(resource);
> @@ -711,13 +713,14 @@ destroy_selection_data_source(struct wl_listener *listener, void *data)
>  {
>  	struct weston_seat *seat = container_of(listener, struct weston_seat,
>  						selection_data_source_listener);
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  	struct wl_resource *data_device;
>  	struct weston_surface *focus = NULL;
>  
>  	seat->selection_data_source = NULL;
>  
> -	if (seat->keyboard)
> -		focus = seat->keyboard->focus;
> +	if (keyboard)
> +		focus = keyboard->focus;
>  	if (focus && focus->resource) {
>  		data_device = wl_resource_find_for_client(&seat->drag_resource_list,
>  							  wl_resource_get_client(focus->resource));
> @@ -766,6 +769,7 @@ weston_seat_set_selection(struct weston_seat *seat,
>  			  struct weston_data_source *source, uint32_t serial)
>  {
>  	struct weston_surface *focus = NULL;
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  
>  	if (seat->selection_data_source &&
>  	    seat->selection_serial - serial < UINT32_MAX / 2)
> @@ -780,8 +784,8 @@ weston_seat_set_selection(struct weston_seat *seat,
>  	seat->selection_data_source = source;
>  	seat->selection_serial = serial;
>  
> -	if (seat->keyboard)
> -		focus = seat->keyboard->focus;
> +	if (keyboard)
> +		focus = keyboard->focus;
>  	if (focus && focus->resource) {
>  		weston_seat_send_selection(seat, wl_resource_get_client(focus->resource));
>  	}
> @@ -939,11 +943,12 @@ WL_EXPORT void
>  wl_data_device_set_keyboard_focus(struct weston_seat *seat)
>  {
>  	struct weston_surface *focus;
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  
> -	if (!seat->keyboard)
> +	if (!keyboard)
>  		return;
>  
> -	focus = seat->keyboard->focus;
> +	focus = keyboard->focus;
>  	if (!focus || !focus->resource)
>  		return;
>  
> diff --git a/src/input.c b/src/input.c
> index bbcaec5..2109523 100644
> --- a/src/input.c
> +++ b/src/input.c
> @@ -53,7 +53,7 @@ static void unbind_resource(struct wl_resource *resource)
>  WL_EXPORT void
>  weston_seat_repick(struct weston_seat *seat)
>  {
> -	const struct weston_pointer *pointer = seat->pointer;
> +	const struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  
>  	if (!pointer)
>  		return;
> @@ -391,7 +391,8 @@ default_grab_keyboard_modifiers(struct weston_keyboard_grab *grab,
>  				uint32_t mods_locked, uint32_t group)
>  {
>  	struct weston_keyboard *keyboard = grab->keyboard;
> -	struct weston_pointer *pointer = grab->keyboard->seat->pointer;
> +	struct weston_pointer *pointer =
> +		weston_seat_get_pointer(grab->keyboard->seat);
>  	struct wl_resource *resource;
>  	struct wl_list *resource_list;
>  
> @@ -626,7 +627,7 @@ weston_pointer_set_focus(struct weston_pointer *pointer,
>  			 struct weston_view *view,
>  			 wl_fixed_t sx, wl_fixed_t sy)
>  {
> -	struct weston_keyboard *kbd = pointer->seat->keyboard;
> +	struct weston_keyboard *kbd = weston_seat_get_keyboard(pointer->seat);
>  	struct wl_resource *resource;
>  	struct wl_display *display = pointer->seat->compositor->wl_display;
>  	uint32_t serial;
> @@ -946,7 +947,7 @@ notify_motion(struct weston_seat *seat,
>  	      uint32_t time, wl_fixed_t dx, wl_fixed_t dy)
>  {
>  	struct weston_compositor *ec = seat->compositor;
> -	struct weston_pointer *pointer = seat->pointer;
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  
>  	weston_compositor_wake(ec);
>  	pointer->grab->interface->motion(pointer->grab, time, pointer->x + dx, pointer->y + dy);
> @@ -956,7 +957,7 @@ static void
>  run_modifier_bindings(struct weston_seat *seat, uint32_t old, uint32_t new)
>  {
>  	struct weston_compositor *compositor = seat->compositor;
> -	struct weston_keyboard *keyboard = seat->keyboard;
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  	uint32_t diff;
>  	unsigned int i;
>  	struct {
> @@ -993,7 +994,7 @@ notify_motion_absolute(struct weston_seat *seat,
>  		       uint32_t time, wl_fixed_t x, wl_fixed_t y)
>  {
>  	struct weston_compositor *ec = seat->compositor;
> -	struct weston_pointer *pointer = seat->pointer;
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  
>  	weston_compositor_wake(ec);
>  	pointer->grab->interface->motion(pointer->grab, time, x, y);
> @@ -1004,9 +1005,10 @@ weston_surface_activate(struct weston_surface *surface,
>  			struct weston_seat *seat)
>  {
>  	struct weston_compositor *compositor = seat->compositor;
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  
> -	if (seat->keyboard) {
> -		weston_keyboard_set_focus(seat->keyboard, surface);
> +	if (keyboard) {
> +		weston_keyboard_set_focus(keyboard, surface);
>  		wl_data_device_set_keyboard_focus(seat);
>  	}
>  
> @@ -1018,7 +1020,7 @@ notify_button(struct weston_seat *seat, uint32_t time, int32_t button,
>  	      enum wl_pointer_button_state state)
>  {
>  	struct weston_compositor *compositor = seat->compositor;
> -	struct weston_pointer *pointer = seat->pointer;
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  
>  	if (state == WL_POINTER_BUTTON_STATE_PRESSED) {
>  		weston_compositor_idle_inhibit(compositor);
> @@ -1049,7 +1051,7 @@ notify_axis(struct weston_seat *seat, uint32_t time, uint32_t axis,
>  	    wl_fixed_t value)
>  {
>  	struct weston_compositor *compositor = seat->compositor;
> -	struct weston_pointer *pointer = seat->pointer;
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  	struct wl_resource *resource;
>  	struct wl_list *resource_list;
>  
> @@ -1124,7 +1126,7 @@ weston_keyboard_set_locks(struct weston_keyboard *keyboard,
>  WL_EXPORT void
>  notify_modifiers(struct weston_seat *seat, uint32_t serial)
>  {
> -	struct weston_keyboard *keyboard = seat->keyboard;
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  	struct weston_keyboard_grab *grab = keyboard->grab;
>  	uint32_t mods_depressed, mods_latched, mods_locked, group;
>  	uint32_t mods_lookup;
> @@ -1196,7 +1198,7 @@ static void
>  update_modifier_state(struct weston_seat *seat, uint32_t serial, uint32_t key,
>  		      enum wl_keyboard_key_state state)
>  {
> -	struct weston_keyboard *keyboard = seat->keyboard;
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  	enum xkb_key_direction direction;
>  
>  	/* Keyboard modifiers don't exist in raw keyboard mode */
> @@ -1240,7 +1242,7 @@ weston_xkb_info_create(struct xkb_keymap *keymap);
>  static void
>  update_keymap(struct weston_seat *seat)
>  {
> -	struct weston_keyboard *keyboard = seat->keyboard;
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  	struct wl_resource *resource;
>  	struct weston_xkb_info *xkb_info;
>  	struct xkb_state *state;
> @@ -1319,7 +1321,7 @@ notify_key(struct weston_seat *seat, uint32_t time, uint32_t key,
>  	   enum weston_key_state_update update_state)
>  {
>  	struct weston_compositor *compositor = seat->compositor;
> -	struct weston_keyboard *keyboard = seat->keyboard;
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  	struct weston_keyboard_grab *grab = keyboard->grab;
>  	uint32_t *k, *end;
>  
> @@ -1376,8 +1378,10 @@ WL_EXPORT void
>  notify_pointer_focus(struct weston_seat *seat, struct weston_output *output,
>  		     wl_fixed_t x, wl_fixed_t y)
>  {
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
> +
>  	if (output) {
> -		weston_pointer_move(seat->pointer, x, y);
> +		weston_pointer_move(pointer, x, y);
>  	} else {
>  		/* FIXME: We should call weston_pointer_set_focus(seat,
>  		 * NULL) here, but somehow that breaks re-entry... */
> @@ -1400,7 +1404,7 @@ notify_keyboard_focus_in(struct weston_seat *seat, struct wl_array *keys,
>  			 enum weston_key_state_update update_state)
>  {
>  	struct weston_compositor *compositor = seat->compositor;
> -	struct weston_keyboard *keyboard = seat->keyboard;
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  	struct weston_surface *surface;
>  	uint32_t *k, serial;
>  
> @@ -1426,7 +1430,8 @@ WL_EXPORT void
>  notify_keyboard_focus_out(struct weston_seat *seat)
>  {
>  	struct weston_compositor *compositor = seat->compositor;
> -	struct weston_keyboard *keyboard = seat->keyboard;
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  	uint32_t *k, serial;
>  
>  	serial = wl_display_next_serial(compositor->wl_display);
> @@ -1448,8 +1453,8 @@ notify_keyboard_focus_out(struct weston_seat *seat)
>  
>  	weston_keyboard_set_focus(keyboard, NULL);
>  	weston_keyboard_cancel_grab(keyboard);
> -	if (seat->pointer)
> -		weston_pointer_cancel_grab(seat->pointer);
> +	if (pointer)
> +		weston_pointer_cancel_grab(pointer);
>  }
>  
>  WL_EXPORT void
> @@ -1507,7 +1512,7 @@ notify_touch(struct weston_seat *seat, uint32_t time, int touch_id,
>               wl_fixed_t x, wl_fixed_t y, int touch_type)
>  {
>  	struct weston_compositor *ec = seat->compositor;
> -	struct weston_touch *touch = seat->touch;
> +	struct weston_touch *touch = weston_seat_get_touch(seat);
>  	struct weston_touch_grab *grab = touch->grab;
>  	struct weston_view *ev;
>  	wl_fixed_t sx, sy;
> @@ -1586,7 +1591,7 @@ notify_touch(struct weston_seat *seat, uint32_t time, int touch_id,
>  WL_EXPORT void
>  notify_touch_frame(struct weston_seat *seat)
>  {
> -	struct weston_touch *touch = seat->touch;
> +	struct weston_touch *touch = weston_seat_get_touch(seat);
>  	struct weston_touch_grab *grab = touch->grab;
>  
>  	grab->interface->frame(grab);
> @@ -1706,9 +1711,13 @@ seat_get_pointer(struct wl_client *client, struct wl_resource *resource,
>  		 uint32_t id)
>  {
>  	struct weston_seat *seat = wl_resource_get_user_data(resource);
> +	/* We use the pointer_resource directly here because we only
> +	 * want to fail if the seat never contained a pointer.
> +	 */

Seems I didn't reply to your response regarding this. I think we need to
say that we do this to avoid a race, even though the protocol
specification tells us not to.

With the nit higher up and this one fixed, this and the other left in
this series are Reviewed-by: Jonas Ådahl <jadahl at gmail.com>

> +	struct weston_pointer *pointer = seat->pointer_state;
>  	struct wl_resource *cr;
>  
> -	if (!seat->pointer)
> +	if (!pointer)
>  		return;
>  
>          cr = wl_resource_create(client, &wl_pointer_interface,
> @@ -1721,25 +1730,25 @@ seat_get_pointer(struct wl_client *client, struct wl_resource *resource,
>  	/* May be moved to focused list later by either
>  	 * weston_pointer_set_focus or directly if this client is already
>  	 * focused */
> -	wl_list_insert(&seat->pointer->resource_list, wl_resource_get_link(cr));
> -	wl_resource_set_implementation(cr, &pointer_interface, seat->pointer,
> +	wl_list_insert(&pointer->resource_list, wl_resource_get_link(cr));
> +	wl_resource_set_implementation(cr, &pointer_interface, pointer,
>  				       unbind_resource);
>  
> -	if (seat->pointer->focus && seat->pointer->focus->surface->resource &&
> -	    wl_resource_get_client(seat->pointer->focus->surface->resource) == client) {
> +	if (pointer->focus && pointer->focus->surface->resource &&
> +	    wl_resource_get_client(pointer->focus->surface->resource) == client) {
>  		wl_fixed_t sx, sy;
>  
> -		weston_view_from_global_fixed(seat->pointer->focus,
> -					      seat->pointer->x,
> -					      seat->pointer->y,
> +		weston_view_from_global_fixed(pointer->focus,
> +					      pointer->x,
> +					      pointer->y,
>  					      &sx, &sy);
>  
>  		wl_list_remove(wl_resource_get_link(cr));
> -		wl_list_insert(&seat->pointer->focus_resource_list,
> +		wl_list_insert(&pointer->focus_resource_list,
>  			       wl_resource_get_link(cr));
>  		wl_pointer_send_enter(cr,
> -				      seat->pointer->focus_serial,
> -				      seat->pointer->focus->surface->resource,
> +				      pointer->focus_serial,
> +				      pointer->focus->surface->resource,
>  				      sx, sy);
>  	}
>  }
> @@ -1758,16 +1767,19 @@ static bool
>  should_send_modifiers_to_client(struct weston_seat *seat,
>  				struct wl_client *client)
>  {
> -	if (seat->keyboard &&
> -	    seat->keyboard->focus &&
> -	    seat->keyboard->focus->resource &&
> -	    wl_resource_get_client(seat->keyboard->focus->resource) == client)
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
> +
> +	if (keyboard &&
> +	    keyboard->focus &&
> +	    keyboard->focus->resource &&
> +	    wl_resource_get_client(keyboard->focus->resource) == client)
>  		return true;
>  
> -	if (seat->pointer &&
> -	    seat->pointer->focus &&
> -	    seat->pointer->focus->surface->resource &&
> -	    wl_resource_get_client(seat->pointer->focus->surface->resource) == client)
> +	if (pointer &&
> +	    pointer->focus &&
> +	    pointer->focus->surface->resource &&
> +	    wl_resource_get_client(pointer->focus->surface->resource) == client)
>  		return true;
>  
>  	return false;
> @@ -1778,7 +1790,10 @@ seat_get_keyboard(struct wl_client *client, struct wl_resource *resource,
>  		  uint32_t id)
>  {
>  	struct weston_seat *seat = wl_resource_get_user_data(resource);
> -	struct weston_keyboard *keyboard = seat->keyboard;
> +	/* We use the keyboard_resource directly here because we only
> +	 * want to fail if the seat never contained a keyboard.
> +	 */
> +	struct weston_keyboard *keyboard = seat->keyboard_state;
>  	struct wl_resource *cr;
>  
>  	if (!keyboard)
> @@ -1858,9 +1873,13 @@ seat_get_touch(struct wl_client *client, struct wl_resource *resource,
>  	       uint32_t id)
>  {
>  	struct weston_seat *seat = wl_resource_get_user_data(resource);
> +	/* We use the touch_resource directly here because we only
> +	 * want to fail if the seat never contained a touch device.
> +	 */
> +	struct weston_touch *touch = seat->touch_state;
>  	struct wl_resource *cr;
>  
> -	if (!seat->touch)
> +	if (!touch)
>  		return;
>  
>          cr = wl_resource_create(client, &wl_touch_interface,
> @@ -1870,12 +1889,12 @@ seat_get_touch(struct wl_client *client, struct wl_resource *resource,
>  		return;
>  	}
>  
> -	if (seat->touch->focus &&
> -	    wl_resource_get_client(seat->touch->focus->surface->resource) == client) {
> -		wl_list_insert(&seat->touch->resource_list,
> +	if (touch->focus &&
> +	    wl_resource_get_client(touch->focus->surface->resource) == client) {
> +		wl_list_insert(&touch->resource_list,
>  			       wl_resource_get_link(cr));
>  	} else {
> -		wl_list_insert(&seat->touch->focus_resource_list,
> +		wl_list_insert(&touch->focus_resource_list,
>  			       wl_resource_get_link(cr));
>  	}
>  	wl_resource_set_implementation(cr, &touch_interface,
> @@ -1901,11 +1920,11 @@ bind_seat(struct wl_client *client, void *data, uint32_t version, uint32_t id)
>  	wl_resource_set_implementation(resource, &seat_interface, data,
>  				       unbind_resource);
>  
> -	if (seat->pointer_device_count)
> +	if (weston_seat_get_pointer(seat))
>  		caps |= WL_SEAT_CAPABILITY_POINTER;
> -	if (seat->keyboard_device_count)
> +	if (weston_seat_get_keyboard(seat))
>  		caps |= WL_SEAT_CAPABILITY_KEYBOARD;
> -	if (seat->touch_device_count)
> +	if (weston_seat_get_touch(seat))
>  		caps |= WL_SEAT_CAPABILITY_TOUCH;
>  
>  	wl_seat_send_capabilities(resource, caps);
> @@ -2095,17 +2114,19 @@ weston_compositor_xkb_destroy(struct weston_compositor *ec)
>  WL_EXPORT void
>  weston_seat_update_keymap(struct weston_seat *seat, struct xkb_keymap *keymap)
>  {
> -	if (!seat->keyboard || !keymap)
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
> +
> +	if (!keyboard || !keymap)
>  		return;
>  
>  #ifdef ENABLE_XKBCOMMON
>  	if (!seat->compositor->use_xkbcommon)
>  		return;
>  
> -	xkb_keymap_unref(seat->keyboard->pending_keymap);
> -	seat->keyboard->pending_keymap = xkb_keymap_ref(keymap);
> +	xkb_keymap_unref(keyboard->pending_keymap);
> +	keyboard->pending_keymap = xkb_keymap_ref(keymap);
>  
> -	if (seat->keyboard->keys.size == 0)
> +	if (keyboard->keys.size == 0)
>  		update_keymap(seat);
>  #endif
>  }
> @@ -2115,7 +2136,7 @@ weston_seat_init_keyboard(struct weston_seat *seat, struct xkb_keymap *keymap)
>  {
>  	struct weston_keyboard *keyboard;
>  
> -	if (seat->keyboard) {
> +	if (seat->keyboard_state) {
>  		seat->keyboard_device_count += 1;
>  		if (seat->keyboard_device_count == 1)
>  			seat_send_updated_caps(seat);
> @@ -2151,7 +2172,7 @@ weston_seat_init_keyboard(struct weston_seat *seat, struct xkb_keymap *keymap)
>  	}
>  #endif
>  
> -	seat->keyboard = keyboard;
> +	seat->keyboard_state = keyboard;
>  	seat->keyboard_device_count = 1;
>  	keyboard->seat = seat;
>  
> @@ -2196,9 +2217,9 @@ weston_seat_release_keyboard(struct weston_seat *seat)
>  	seat->keyboard_device_count--;
>  	assert(seat->keyboard_device_count >= 0);
>  	if (seat->keyboard_device_count == 0) {
> -		weston_keyboard_set_focus(seat->keyboard, NULL);
> -		weston_keyboard_cancel_grab(seat->keyboard);
> -		weston_keyboard_reset_state(seat->keyboard);
> +		weston_keyboard_set_focus(seat->keyboard_state, NULL);
> +		weston_keyboard_cancel_grab(seat->keyboard_state);
> +		weston_keyboard_reset_state(seat->keyboard_state);
>  		seat_send_updated_caps(seat);
>  	}
>  }
> @@ -2208,7 +2229,7 @@ weston_seat_init_pointer(struct weston_seat *seat)
>  {
>  	struct weston_pointer *pointer;
>  
> -	if (seat->pointer) {
> +	if (seat->pointer_state) {
>  		seat->pointer_device_count += 1;
>  		if (seat->pointer_device_count == 1)
>  			seat_send_updated_caps(seat);
> @@ -2219,7 +2240,7 @@ weston_seat_init_pointer(struct weston_seat *seat)
>  	if (pointer == NULL)
>  		return;
>  
> -	seat->pointer = pointer;
> +	seat->pointer_state = pointer;
>  	seat->pointer_device_count = 1;
>  	pointer->seat = seat;
>  
> @@ -2229,7 +2250,7 @@ weston_seat_init_pointer(struct weston_seat *seat)
>  WL_EXPORT void
>  weston_seat_release_pointer(struct weston_seat *seat)
>  {
> -	struct weston_pointer *pointer = seat->pointer;
> +	struct weston_pointer *pointer = seat->pointer_state;
>  
>  	seat->pointer_device_count--;
>  	if (seat->pointer_device_count == 0) {
> @@ -2256,7 +2277,7 @@ weston_seat_init_touch(struct weston_seat *seat)
>  {
>  	struct weston_touch *touch;
>  
> -	if (seat->touch) {
> +	if (seat->touch_state) {
>  		seat->touch_device_count += 1;
>  		if (seat->touch_device_count == 1)
>  			seat_send_updated_caps(seat);
> @@ -2267,7 +2288,7 @@ weston_seat_init_touch(struct weston_seat *seat)
>  	if (touch == NULL)
>  		return;
>  
> -	seat->touch = touch;
> +	seat->touch_state = touch;
>  	seat->touch_device_count = 1;
>  	touch->seat = seat;
>  
> @@ -2279,9 +2300,9 @@ weston_seat_release_touch(struct weston_seat *seat)
>  {
>  	seat->touch_device_count--;
>  	if (seat->touch_device_count == 0) {
> -		weston_touch_set_focus(seat->touch, NULL);
> -		weston_touch_cancel_grab(seat->touch);
> -		weston_touch_reset_state(seat->touch);
> +		weston_touch_set_focus(seat->touch_state, NULL);
> +		weston_touch_cancel_grab(seat->touch_state);
> +		weston_touch_reset_state(seat->touch_state);
>  		seat_send_updated_caps(seat);
>  	}
>  }
> @@ -2321,12 +2342,12 @@ weston_seat_release(struct weston_seat *seat)
>  	if (seat->saved_kbd_focus)
>  		wl_list_remove(&seat->saved_kbd_focus_listener.link);
>  
> -	if (seat->pointer)
> -		weston_pointer_destroy(seat->pointer);
> -	if (seat->keyboard)
> -		weston_keyboard_destroy(seat->keyboard);
> -	if (seat->touch)
> -		weston_touch_destroy(seat->touch);
> +	if (seat->pointer_state)
> +		weston_pointer_destroy(seat->pointer_state);
> +	if (seat->keyboard_state)
> +		weston_keyboard_destroy(seat->keyboard_state);
> +	if (seat->touch_state)
> +		weston_touch_destroy(seat->touch_state);
>  
>  	free (seat->seat_name);
>  
> @@ -2334,3 +2355,69 @@ weston_seat_release(struct weston_seat *seat)
>  
>  	wl_signal_emit(&seat->destroy_signal, seat);
>  }
> +
> +/** Get a seat's keyboard pointer
> + *
> + * \param seat The seat to query
> + * \return The seat's keyboard pointer, or NULL if no keyboard is present
> + *
> + * The keyboard pointer for a seat isn't freed when all keyboards are removed,
> + * so it should only be used when the seat's keyboard_device_count is greater
> + * than zero.  This function does that test and only returns a pointer
> + * when a keyboard is present.
> + */
> +WL_EXPORT struct weston_keyboard *
> +weston_seat_get_keyboard(struct weston_seat *seat)
> +{
> +	if (!seat)
> +		return NULL;
> +
> +	if (seat->keyboard_device_count)
> +		return seat->keyboard_state;
> +
> +	return NULL;
> +}
> +
> +/** Get a seat's pointer pointer
> + *
> + * \param seat The seat to query
> + * \return The seat's pointer pointer, or NULL if no pointer device is present
> + *
> + * The pointer pointer for a seat isn't freed when all mice are removed,
> + * so it should only be used when the seat's pointer_device_count is greater
> + * than zero.  This function does that test and only returns a pointer
> + * when a pointing device is present.
> + */
> +WL_EXPORT struct weston_pointer *
> +weston_seat_get_pointer(struct weston_seat *seat)
> +{
> +	if (!seat)
> +		return NULL;
> +
> +	if (seat->pointer_device_count)
> +		return seat->pointer_state;
> +
> +	return NULL;
> +}
> +
> +/** Get a seat's touch pointer
> + *
> + * \param seat The seat to query
> + * \return The seat's touch pointer, or NULL if no touch device is present
> + *
> + * The touch pointer for a seat isn't freed when all touch devices are removed,
> + * so it should only be used when the seat's touch_device_count is greater
> + * than zero.  This function does that test and only returns a pointer
> + * when a touch device is present.
> + */
> +WL_EXPORT struct weston_touch *
> +weston_seat_get_touch(struct weston_seat *seat)
> +{
> +	if (!seat)
> +		return NULL;
> +
> +	if (seat->touch_device_count)
> +		return seat->touch_state;
> +
> +	return NULL;
> +}
> diff --git a/src/libinput-seat.c b/src/libinput-seat.c
> index ce79d34..e0bba8c 100644
> --- a/src/libinput-seat.c
> +++ b/src/libinput-seat.c
> @@ -60,6 +60,7 @@ device_added(struct udev_input *input, struct libinput_device *libinput_device)
>  	struct libinput_seat *libinput_seat;
>  	struct weston_seat *seat;
>  	struct udev_seat *udev_seat;
> +	struct weston_pointer *pointer;
>  
>  	c = input->compositor;
>  	libinput_seat = libinput_device_get_seat(libinput_device);
> @@ -77,10 +78,11 @@ device_added(struct udev_input *input, struct libinput_device *libinput_device)
>  	udev_seat = (struct udev_seat *) seat;
>  	wl_list_insert(udev_seat->devices_list.prev, &device->link);
>  
> -	if (seat->output && seat->pointer)
> -		weston_pointer_clamp(seat->pointer,
> -				     &seat->pointer->x,
> -				     &seat->pointer->y);
> +	pointer = weston_seat_get_pointer(seat);
> +	if (seat->output && pointer)
> +		weston_pointer_clamp(pointer,
> +				     &pointer->x,
> +				     &pointer->y);
>  
>  	output_name = libinput_device_get_output_name(libinput_device);
>  	if (output_name) {
> @@ -372,8 +374,11 @@ udev_seat_create(struct udev_input *input, const char *seat_name)
>  static void
>  udev_seat_destroy(struct udev_seat *seat)
>  {
> +	struct weston_keyboard *keyboard =
> +		weston_seat_get_keyboard(&seat->base);
> +
>  	udev_seat_remove_devices(seat);
> -	if (seat->base.keyboard)
> +	if (keyboard)
>  		notify_keyboard_focus_out(&seat->base);
>  	weston_seat_release(&seat->base);
>  	wl_list_remove(&seat->output_create_listener.link);
> diff --git a/src/main.c b/src/main.c
> index a2ed2b4..50be263 100644
> --- a/src/main.c
> +++ b/src/main.c
> @@ -798,8 +798,11 @@ int main(int argc, char *argv[])
>  	weston_config_section_get_bool(section, "numlock-on", &numlock_on, 0);
>  	if (numlock_on) {
>  		wl_list_for_each(seat, &ec->seat_list, link) {
> -			if (seat->keyboard)
> -				weston_keyboard_set_locks(seat->keyboard,
> +			struct weston_keyboard *keyboard =
> +				weston_seat_get_keyboard(seat);
> +
> +			if (keyboard)
> +				weston_keyboard_set_locks(keyboard,
>  							  WESTON_NUM_LOCK,
>  							  WESTON_NUM_LOCK);
>  		}
> diff --git a/src/text-backend.c b/src/text-backend.c
> index 76e4e15..cd6c4d99 100644
> --- a/src/text-backend.c
> +++ b/src/text-backend.c
> @@ -658,7 +658,7 @@ input_method_context_grab_keyboard(struct wl_client *client,
>  		wl_resource_get_user_data(resource);
>  	struct wl_resource *cr;
>  	struct weston_seat *seat = context->input_method->seat;
> -	struct weston_keyboard *keyboard = seat->keyboard;
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  
>  	cr = wl_resource_create(client, &wl_keyboard_interface, 1, id);
>  	wl_resource_set_implementation(cr, NULL, context, unbind_keyboard);
> @@ -687,7 +687,7 @@ input_method_context_key(struct wl_client *client,
>  	struct input_method_context *context =
>  		wl_resource_get_user_data(resource);
>  	struct weston_seat *seat = context->input_method->seat;
> -	struct weston_keyboard *keyboard = seat->keyboard;
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  	struct weston_keyboard_grab *default_grab = &keyboard->default_grab;
>  
>  	default_grab->interface->key(default_grab, time, key, state_w);
> @@ -706,7 +706,7 @@ input_method_context_modifiers(struct wl_client *client,
>  		wl_resource_get_user_data(resource);
>  
>  	struct weston_seat *seat = context->input_method->seat;
> -	struct weston_keyboard *keyboard = seat->keyboard;
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
>  	struct weston_keyboard_grab *default_grab = &keyboard->default_grab;
>  
>  	default_grab->interface->modifiers(default_grab,
> @@ -812,10 +812,11 @@ input_method_context_end_keyboard_grab(struct input_method_context *context)
>  	struct weston_keyboard_grab *grab;
>  	struct weston_keyboard *keyboard;
>  
> -	if (!context->input_method->seat->keyboard)
> +	keyboard = weston_seat_get_keyboard(context->input_method->seat);
> +	if (!keyboard)
>  		return;
>  
> -	grab = &context->input_method->seat->keyboard->input_method_grab;
> +	grab = &keyboard->input_method_grab;
>  	keyboard = grab->keyboard;
>  	if (!keyboard)
>  		return;
> @@ -907,15 +908,17 @@ handle_keyboard_focus(struct wl_listener *listener, void *data)
>  static void
>  input_method_init_seat(struct weston_seat *seat)
>  {
> +	struct weston_keyboard *keyboard = weston_seat_get_keyboard(seat);
> +
>  	if (seat->input_method->focus_listener_initialized)
>  		return;
>  
> -	if (seat->keyboard) {
> +	if (keyboard) {
>  		seat->input_method->keyboard_focus_listener.notify =
>  			handle_keyboard_focus;
> -		wl_signal_add(&seat->keyboard->focus_signal,
> +		wl_signal_add(&keyboard->focus_signal,
>  			      &seat->input_method->keyboard_focus_listener);
> -		seat->keyboard->input_method_grab.interface =
> +		keyboard->input_method_grab.interface =
>  			&input_method_context_grab;
>  	}
>  
> diff --git a/src/zoom.c b/src/zoom.c
> index 4216607..e27d396 100644
> --- a/src/zoom.c
> +++ b/src/zoom.c
> @@ -133,9 +133,10 @@ WL_EXPORT void
>  weston_output_update_zoom(struct weston_output *output)
>  {
>  	struct weston_seat *seat = weston_zoom_pick_seat(output->compositor);
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  
> -	output->zoom.current.x = seat->pointer->x;
> -	output->zoom.current.y = seat->pointer->y;
> +	output->zoom.current.x = pointer->x;
> +	output->zoom.current.y = pointer->y;
>  
>  	weston_zoom_transition(output);
>  	weston_output_update_zoom_transform(output);
> @@ -156,13 +157,14 @@ WL_EXPORT void
>  weston_output_activate_zoom(struct weston_output *output)
>  {
>  	struct weston_seat *seat = weston_zoom_pick_seat(output->compositor);
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  
>  	if (output->zoom.active)
>  		return;
>  
>  	output->zoom.active = 1;
>  	output->disable_planes++;
> -	wl_signal_add(&seat->pointer->motion_signal,
> +	wl_signal_add(&pointer->motion_signal,
>  		      &output->zoom.motion_listener);
>  }
>  
> diff --git a/tests/surface-screenshot.c b/tests/surface-screenshot.c
> index a54ae22..703d48b 100644
> --- a/tests/surface-screenshot.c
> +++ b/tests/surface-screenshot.c
> @@ -139,6 +139,7 @@ trigger_binding(struct weston_keyboard *keyboard, uint32_t time, uint32_t key,
>  	char fname[1024];
>  	struct weston_surface *surface;
>  	struct weston_seat *seat = keyboard->seat;
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  	int width, height;
>  	char desc[512];
>  	void *pixels;
> @@ -147,12 +148,10 @@ trigger_binding(struct weston_keyboard *keyboard, uint32_t time, uint32_t key,
>  	int ret;
>  	FILE *fp;
>  
> -	if (seat->pointer_device_count == 0 ||
> -	    !seat->pointer ||
> -	    !seat->pointer->focus)
> +	if (!pointer || !pointer->focus)
>  		return;
>  
> -	surface = seat->pointer->focus->surface;
> +	surface = pointer->focus->surface;
>  
>  	weston_surface_get_content_size(surface, &width, &height);
>  
> diff --git a/tests/weston-test.c b/tests/weston-test.c
> index df9a139..b593f1e 100644
> --- a/tests/weston-test.c
> +++ b/tests/weston-test.c
> @@ -83,7 +83,7 @@ static void
>  notify_pointer_position(struct weston_test *test, struct wl_resource *resource)
>  {
>  	struct weston_seat *seat = get_seat(test);
> -	struct weston_pointer *pointer = seat->pointer;
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  
>  	weston_test_send_pointer_position(resource, pointer->x, pointer->y);
>  }
> @@ -144,7 +144,7 @@ move_pointer(struct wl_client *client, struct wl_resource *resource,
>  {
>  	struct weston_test *test = wl_resource_get_user_data(resource);
>  	struct weston_seat *seat = get_seat(test);
> -	struct weston_pointer *pointer = seat->pointer;
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  
>  	notify_motion(seat, 100,
>  		      wl_fixed_from_int(x) - pointer->x,
> @@ -171,12 +171,13 @@ activate_surface(struct wl_client *client, struct wl_resource *resource,
>  		wl_resource_get_user_data(surface_resource) : NULL;
>  	struct weston_test *test = wl_resource_get_user_data(resource);
>  	struct weston_seat *seat;
> +	struct weston_keyboard *keyboard;
>  
>  	seat = get_seat(test);
> -
> +	keyboard = weston_seat_get_keyboard(seat);
>  	if (surface) {
>  		weston_surface_activate(surface, seat);
> -		notify_keyboard_focus_in(seat, &seat->keyboard->keys,
> +		notify_keyboard_focus_in(seat, &keyboard->keys,
>  					 STATE_UPDATE_AUTOMATIC);
>  	}
>  	else {
> diff --git a/xwayland/dnd.c b/xwayland/dnd.c
> index eb9c5dd..a036b30 100644
> --- a/xwayland/dnd.c
> +++ b/xwayland/dnd.c
> @@ -154,6 +154,7 @@ handle_enter(struct weston_wm *wm, xcb_client_message_event_t *client_message)
>  {
>  	struct dnd_data_source *source;
>  	struct weston_seat *seat = weston_wm_pick_seat(wm);
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  	char **p;
>  	const char *name;
>  	uint32_t *types;
> @@ -213,7 +214,7 @@ handle_enter(struct weston_wm *wm, xcb_client_message_event_t *client_message)
>  	}
>  
>  	free(reply);
> -	weston_pointer_start_drag(seat->pointer, &source->base, NULL, NULL);
> +	weston_pointer_start_drag(pointer, &source->base, NULL, NULL);
>  }
>  
>  int
> diff --git a/xwayland/window-manager.c b/xwayland/window-manager.c
> index c3a57c1..daebf47 100644
> --- a/xwayland/window-manager.c
> +++ b/xwayland/window-manager.c
> @@ -1316,12 +1316,16 @@ weston_wm_pick_seat_for_window(struct weston_wm_window *window)
>  
>  	seat = NULL;
>  	wl_list_for_each(s, &wm->server->compositor->seat_list, link) {
> -		if (s->pointer != NULL && s->pointer->focus &&
> -		    s->pointer->focus->surface == window->surface &&
> -		    s->pointer->button_count > 0 &&
> -		    (seat == NULL ||
> -		     s->pointer->grab_serial -
> -		     seat->pointer->grab_serial < (1 << 30)))
> +		struct weston_pointer *pointer = weston_seat_get_pointer(s);
> +		struct weston_pointer *old_pointer =
> +			weston_seat_get_pointer(seat);
> +
> +		if (pointer && pointer->focus &&
> +		    pointer->focus->surface == window->surface &&
> +		    pointer->button_count > 0 &&
> +		    (!seat ||
> +		     pointer->grab_serial -
> +		     old_pointer->grab_serial < (1 << 30)))
>  			seat = s;
>  	}
>  
> @@ -1345,13 +1349,14 @@ weston_wm_window_handle_moveresize(struct weston_wm_window *window,
>  
>  	struct weston_wm *wm = window->wm;
>  	struct weston_seat *seat = weston_wm_pick_seat_for_window(window);
> +	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
>  	int detail;
>  	struct weston_shell_interface *shell_interface =
>  		&wm->server->compositor->shell_interface;
>  
> -	if (seat == NULL || seat->pointer->button_count != 1
> -	    || !seat->pointer->focus
> -	    || seat->pointer->focus->surface != window->surface)
> +	if (!pointer || pointer->button_count != 1
> +	    || !pointer->focus
> +	    || pointer->focus->surface != window->surface)
>  		return;
>  
>  	detail = client_message->data.data32[2];
> -- 
> 2.1.4
> 
> _______________________________________________
> wayland-devel mailing list
> wayland-devel at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/wayland-devel


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