/* * Wayland Support * * Copyright (C) 2012,2013 Intel Corporation * 2013 Red Hat, Inc. * * 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. */ #include "config.h" #include "meta-wayland-surface.h" #include #include #include #include #include #include #include "meta-wayland-private.h" #include "meta-xwayland-private.h" #include "meta-wayland-buffer.h" #include "meta-wayland-region.h" #include "meta-wayland-seat.h" #include "meta-wayland-keyboard.h" #include "meta-wayland-pointer.h" #include "meta-wayland-data-device.h" #include "meta-wayland-outputs.h" #include "meta-wayland-xdg-shell.h" #include "meta-wayland-wl-shell.h" #include "meta-wayland-gtk-shell.h" #include "meta-cursor-tracker-private.h" #include "display-private.h" #include "window-private.h" #include "meta-window-wayland.h" #include "compositor/region-utils.h" #include "compositor/meta-shaped-texture-private.h" #include "meta-surface-actor.h" #include "meta-surface-actor-wayland.h" #include "meta-xwayland-private.h" enum { PENDING_STATE_SIGNAL_APPLIED, PENDING_STATE_SIGNAL_LAST_SIGNAL }; enum { SURFACE_ROLE_PROP_0, SURFACE_ROLE_PROP_SURFACE, }; static guint pending_state_signals[PENDING_STATE_SIGNAL_LAST_SIGNAL]; typedef struct _MetaWaylandSurfaceRolePrivate { MetaWaylandSurface *surface; } MetaWaylandSurfaceRolePrivate; typedef enum { META_WAYLAND_SUBSURFACE_PLACEMENT_ABOVE, META_WAYLAND_SUBSURFACE_PLACEMENT_BELOW } MetaWaylandSubsurfacePlacement; typedef struct { MetaWaylandSubsurfacePlacement placement; MetaWaylandSurface *sibling; struct wl_listener sibling_destroy_listener; } MetaWaylandSubsurfacePlacementOp; G_DEFINE_TYPE (MetaWaylandSurface, meta_wayland_surface, G_TYPE_OBJECT); G_DEFINE_TYPE_WITH_PRIVATE (MetaWaylandSurfaceRole, meta_wayland_surface_role, G_TYPE_OBJECT); G_DEFINE_TYPE (MetaWaylandSurfaceRoleActorSurface, meta_wayland_surface_role_actor_surface, META_TYPE_WAYLAND_SURFACE_ROLE); G_DEFINE_TYPE (MetaWaylandSurfaceRoleShellSurface, meta_wayland_surface_role_shell_surface, META_TYPE_WAYLAND_SURFACE_ROLE_ACTOR_SURFACE); G_DEFINE_TYPE (MetaWaylandPendingState, meta_wayland_pending_state, G_TYPE_OBJECT); struct _MetaWaylandSurfaceRoleSubsurface { MetaWaylandSurfaceRoleActorSurface parent; }; G_DEFINE_TYPE (MetaWaylandSurfaceRoleSubsurface, meta_wayland_surface_role_subsurface, META_TYPE_WAYLAND_SURFACE_ROLE_ACTOR_SURFACE); struct _MetaWaylandSurfaceRoleDND { MetaWaylandSurfaceRole parent; }; G_DEFINE_TYPE (MetaWaylandSurfaceRoleDND, meta_wayland_surface_role_dnd, META_TYPE_WAYLAND_SURFACE_ROLE); enum { SURFACE_DESTROY, SURFACE_UNMAPPED, SURFACE_CONFIGURE, N_SURFACE_SIGNALS }; guint surface_signals[N_SURFACE_SIGNALS] = { 0 }; static void meta_wayland_surface_role_assigned (MetaWaylandSurfaceRole *surface_role); static void meta_wayland_surface_role_pre_commit (MetaWaylandSurfaceRole *surface_role, MetaWaylandPendingState *pending); static void meta_wayland_surface_role_commit (MetaWaylandSurfaceRole *surface_role, MetaWaylandPendingState *pending); static gboolean meta_wayland_surface_role_is_on_logical_monitor (MetaWaylandSurfaceRole *surface_role, MetaLogicalMonitor *logical_monitor); static MetaWaylandSurface * meta_wayland_surface_role_get_toplevel (MetaWaylandSurfaceRole *surface_role); static void meta_wayland_surface_role_shell_surface_configure (MetaWaylandSurfaceRoleShellSurface *shell_surface_role, int new_x, int new_y, int new_width, int new_height, MetaWaylandSerial *sent_serial); static void meta_wayland_surface_role_shell_surface_ping (MetaWaylandSurfaceRoleShellSurface *shell_surface_role, uint32_t serial); static void meta_wayland_surface_role_shell_surface_close (MetaWaylandSurfaceRoleShellSurface *shell_surface_role); static void meta_wayland_surface_role_shell_surface_managed (MetaWaylandSurfaceRoleShellSurface *shell_surface_role, MetaWindow *window); static void surface_actor_mapped_notify (MetaSurfaceActorWayland *surface_actor, GParamSpec *pspec, MetaWaylandSurface *surface); static void unset_param_value (GParameter *param) { g_value_unset (¶m->value); } static GArray * role_assignment_valist_to_params (GType role_type, const char *first_property_name, va_list var_args) { GObjectClass *object_class; const char *property_name = first_property_name; GArray *params; object_class = g_type_class_ref (role_type); params = g_array_new (FALSE, FALSE, sizeof (GParameter)); g_array_set_clear_func (params, (GDestroyNotify) unset_param_value); while (property_name) { GParameter param = { .name = property_name, .value = G_VALUE_INIT }; GParamSpec *pspec; GType ptype; gchar *error = NULL; pspec = g_object_class_find_property (object_class, property_name); g_assert (pspec); ptype = G_PARAM_SPEC_VALUE_TYPE (pspec); G_VALUE_COLLECT_INIT (¶m.value, ptype, var_args, 0, &error); g_assert (!error); g_array_append_val (params, param); property_name = va_arg (var_args, const char *); } g_type_class_unref (object_class); return params; } gboolean meta_wayland_surface_assign_role (MetaWaylandSurface *surface, GType role_type, const char *first_property_name, ...) { va_list var_args; if (!surface->role) { if (first_property_name) { GArray *params; GParameter param; va_start (var_args, first_property_name); params = role_assignment_valist_to_params (role_type, first_property_name, var_args); va_end (var_args); param = (GParameter) { .name = "surface", .value = G_VALUE_INIT }; g_value_init (¶m.value, META_TYPE_WAYLAND_SURFACE); g_value_set_object (¶m.value, surface); g_array_append_val (params, param); surface->role = g_object_newv (role_type, params->len, (GParameter *) params->data); g_array_unref (params); } else { surface->role = g_object_new (role_type, "surface", surface, NULL); } meta_wayland_surface_role_assigned (surface->role); /* Release the use count held on behalf of the just assigned role. */ if (surface->unassigned.buffer) { meta_wayland_surface_unref_buffer_use_count (surface); g_clear_object (&surface->unassigned.buffer); } return TRUE; } else if (G_OBJECT_TYPE (surface->role) != role_type) { return FALSE; } else { va_start (var_args, first_property_name); g_object_set_valist (G_OBJECT (surface->role), first_property_name, var_args); va_end (var_args); meta_wayland_surface_role_assigned (surface->role); return TRUE; } } static void surface_process_damage (MetaWaylandSurface *surface, cairo_region_t *region) { MetaWaylandBuffer *buffer = surface->buffer_ref.buffer; unsigned int buffer_width; unsigned int buffer_height; cairo_rectangle_int_t surface_rect; cairo_region_t *scaled_region; int i, n_rectangles; /* If the client destroyed the buffer it attached before committing, but * still posted damage, or posted damage without any buffer, don't try to * process it on the non-existing buffer. */ if (!buffer) return; /* Intersect the damage region with the surface region before scaling in * order to avoid integer overflow when scaling a damage region is too large * (for example INT32_MAX which mesa passes). */ buffer_width = cogl_texture_get_width (buffer->texture); buffer_height = cogl_texture_get_height (buffer->texture); surface_rect = (cairo_rectangle_int_t) { .width = buffer_width / surface->scale, .height = buffer_height / surface->scale, }; cairo_region_intersect_rectangle (region, &surface_rect); /* The damage region must be in the same coordinate space as the buffer, * i.e. scaled with surface->scale. */ scaled_region = meta_region_scale (region, surface->scale); /* First update the buffer. */ meta_wayland_buffer_process_damage (buffer, scaled_region); /* Now damage the actor. The actor expects damage in the unscaled texture * coordinate space, i.e. same as the buffer. */ /* XXX: Should this be a signal / callback on MetaWaylandBuffer instead? */ n_rectangles = cairo_region_num_rectangles (scaled_region); for (i = 0; i < n_rectangles; i++) { cairo_rectangle_int_t rect; cairo_region_get_rectangle (scaled_region, i, &rect); meta_surface_actor_process_damage (surface->surface_actor, rect.x, rect.y, rect.width, rect.height); } cairo_region_destroy (scaled_region); } void meta_wayland_surface_queue_pending_state_frame_callbacks (MetaWaylandSurface *surface, MetaWaylandPendingState *pending) { wl_list_insert_list (&surface->compositor->frame_callbacks, &pending->frame_callback_list); wl_list_init (&pending->frame_callback_list); } static void dnd_surface_commit (MetaWaylandSurfaceRole *surface_role, MetaWaylandPendingState *pending) { MetaWaylandSurface *surface = meta_wayland_surface_role_get_surface (surface_role); meta_wayland_surface_queue_pending_state_frame_callbacks (surface, pending); } void meta_wayland_surface_calculate_window_geometry (MetaWaylandSurface *surface, MetaRectangle *total_geometry, float parent_x, float parent_y) { MetaSurfaceActorWayland *surface_actor = META_SURFACE_ACTOR_WAYLAND (surface->surface_actor); MetaRectangle subsurface_rect; MetaRectangle geom; GList *l; /* Unmapped surfaces don't count. */ if (!CLUTTER_ACTOR_IS_VISIBLE (CLUTTER_ACTOR (surface_actor))) return; if (!surface->buffer_ref.buffer) return; meta_surface_actor_wayland_get_subsurface_rect (surface_actor, &subsurface_rect); geom.x = parent_x + subsurface_rect.x; geom.y = parent_x + subsurface_rect.y; geom.width = subsurface_rect.width; geom.height = subsurface_rect.height; meta_rectangle_union (total_geometry, &geom, total_geometry); for (l = surface->subsurfaces; l != NULL; l = l->next) { MetaWaylandSurface *subsurface = l->data; meta_wayland_surface_calculate_window_geometry (subsurface, total_geometry, subsurface_rect.x, subsurface_rect.y); } } void meta_wayland_surface_destroy_window (MetaWaylandSurface *surface) { if (surface->window) { MetaDisplay *display = meta_get_display (); guint32 timestamp = meta_display_get_current_time_roundtrip (display); g_signal_handlers_disconnect_by_func (surface->surface_actor, surface_actor_mapped_notify, surface); meta_window_unmanage (surface->window, timestamp); } g_assert (surface->window == NULL); } MetaWaylandBuffer * meta_wayland_surface_get_buffer (MetaWaylandSurface *surface) { return surface->buffer_ref.buffer; } void meta_wayland_surface_ref_buffer_use_count (MetaWaylandSurface *surface) { g_return_if_fail (surface->buffer_ref.buffer); g_warn_if_fail (surface->buffer_ref.buffer->resource); surface->buffer_ref.use_count++; } void meta_wayland_surface_unref_buffer_use_count (MetaWaylandSurface *surface) { MetaWaylandBuffer *buffer = surface->buffer_ref.buffer; g_return_if_fail (surface->buffer_ref.use_count != 0); surface->buffer_ref.use_count--; g_return_if_fail (buffer); if (surface->buffer_ref.use_count == 0 && buffer->resource) wl_resource_queue_event (buffer->resource, WL_BUFFER_RELEASE); } static void queue_surface_actor_frame_callbacks (MetaWaylandSurface *surface, MetaWaylandPendingState *pending) { MetaSurfaceActorWayland *surface_actor = META_SURFACE_ACTOR_WAYLAND (surface->surface_actor); meta_surface_actor_wayland_add_frame_callbacks (surface_actor, &pending->frame_callback_list); wl_list_init (&pending->frame_callback_list); } static void pending_buffer_resource_destroyed (MetaWaylandBuffer *buffer, MetaWaylandPendingState *pending) { g_signal_handler_disconnect (buffer, pending->buffer_destroy_handler_id); pending->buffer = NULL; } static void pending_state_init (MetaWaylandPendingState *state) { state->newly_attached = FALSE; state->buffer = NULL; state->dx = 0; state->dy = 0; state->scale = 0; state->input_region = NULL; state->input_region_set = FALSE; state->opaque_region = NULL; state->opaque_region_set = FALSE; state->damage = cairo_region_create (); wl_list_init (&state->frame_callback_list); state->has_new_geometry = FALSE; state->has_new_min_size = FALSE; state->has_new_max_size = FALSE; } static void pending_state_destroy (MetaWaylandPendingState *state) { MetaWaylandFrameCallback *cb, *next; g_clear_pointer (&state->damage, cairo_region_destroy); g_clear_pointer (&state->input_region, cairo_region_destroy); g_clear_pointer (&state->opaque_region, cairo_region_destroy); if (state->buffer) g_signal_handler_disconnect (state->buffer, state->buffer_destroy_handler_id); wl_list_for_each_safe (cb, next, &state->frame_callback_list, link) wl_resource_destroy (cb->resource); } static void pending_state_reset (MetaWaylandPendingState *state) { pending_state_destroy (state); pending_state_init (state); } static void move_pending_state (MetaWaylandPendingState *from, MetaWaylandPendingState *to) { if (from->buffer) g_signal_handler_disconnect (from->buffer, from->buffer_destroy_handler_id); to->newly_attached = from->newly_attached; to->buffer = from->buffer; to->dx = from->dx; to->dy = from->dy; to->scale = from->scale; to->damage = from->damage; to->input_region = from->input_region; to->input_region_set = from->input_region_set; to->opaque_region = from->opaque_region; to->opaque_region_set = from->opaque_region_set; to->new_geometry = from->new_geometry; to->has_new_geometry = from->has_new_geometry; to->has_new_min_size = from->has_new_min_size; to->new_min_width = from->new_min_width; to->new_min_height = from->new_min_height; to->has_new_max_size = from->has_new_max_size; to->new_max_width = from->new_max_width; to->new_max_height = from->new_max_height; wl_list_init (&to->frame_callback_list); wl_list_insert_list (&to->frame_callback_list, &from->frame_callback_list); if (to->buffer) { to->buffer_destroy_handler_id = g_signal_connect (to->buffer, "resource-destroyed", G_CALLBACK (pending_buffer_resource_destroyed), to); } pending_state_init (from); } static void meta_wayland_pending_state_finalize (GObject *object) { MetaWaylandPendingState *state = META_WAYLAND_PENDING_STATE (object); pending_state_destroy (state); G_OBJECT_CLASS (meta_wayland_pending_state_parent_class)->finalize (object); } static void meta_wayland_pending_state_init (MetaWaylandPendingState *state) { pending_state_init (state); } static void meta_wayland_pending_state_class_init (MetaWaylandPendingStateClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); object_class->finalize = meta_wayland_pending_state_finalize; pending_state_signals[PENDING_STATE_SIGNAL_APPLIED] = g_signal_new ("applied", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, 0, NULL, NULL, NULL, G_TYPE_NONE, 0); } static void subsurface_role_commit (MetaWaylandSurfaceRole *surface_role, MetaWaylandPendingState *pending) { MetaWaylandSurfaceRoleClass *surface_role_class; MetaWaylandSurface *surface = meta_wayland_surface_role_get_surface (surface_role); MetaSurfaceActorWayland *surface_actor = META_SURFACE_ACTOR_WAYLAND (surface->surface_actor); surface_role_class = META_WAYLAND_SURFACE_ROLE_CLASS (meta_wayland_surface_role_subsurface_parent_class); surface_role_class->commit (surface_role, pending); if (surface->buffer_ref.buffer != NULL) clutter_actor_show (CLUTTER_ACTOR (surface_actor)); else clutter_actor_hide (CLUTTER_ACTOR (surface_actor)); } static MetaWaylandSurface * subsurface_role_get_toplevel (MetaWaylandSurfaceRole *surface_role) { MetaWaylandSurface *surface = meta_wayland_surface_role_get_surface (surface_role); MetaWaylandSurface *parent = surface->sub.parent; if (parent && parent->role) return meta_wayland_surface_role_get_toplevel (parent->role); else return NULL; } /* A non-subsurface is always desynchronized. * * A subsurface is effectively synchronized if either its parent is * synchronized or itself is in synchronized mode. */ static gboolean is_surface_effectively_synchronized (MetaWaylandSurface *surface) { if (surface->wl_subsurface == NULL) { return FALSE; } else { if (surface->sub.synchronous) return TRUE; else return is_surface_effectively_synchronized (surface->sub.parent); } } static void apply_pending_state (MetaWaylandSurface *surface, MetaWaylandPendingState *pending); static void parent_surface_state_applied (gpointer data, gpointer user_data) { MetaWaylandSurface *surface = data; if (surface->sub.pending_pos) { surface->sub.x = surface->sub.pending_x; surface->sub.y = surface->sub.pending_y; surface->sub.pending_pos = FALSE; } if (surface->sub.pending_placement_ops) { GSList *it; MetaWaylandSurface *parent = surface->sub.parent; ClutterActor *parent_actor = clutter_actor_get_parent (CLUTTER_ACTOR (parent->surface_actor)); ClutterActor *surface_actor = CLUTTER_ACTOR (surface->surface_actor); for (it = surface->sub.pending_placement_ops; it; it = it->next) { MetaWaylandSubsurfacePlacementOp *op = it->data; ClutterActor *sibling_actor; if (!op->sibling) { g_slice_free (MetaWaylandSubsurfacePlacementOp, op); continue; } sibling_actor = CLUTTER_ACTOR (op->sibling->surface_actor); switch (op->placement) { case META_WAYLAND_SUBSURFACE_PLACEMENT_ABOVE: clutter_actor_set_child_above_sibling (parent_actor, surface_actor, sibling_actor); break; case META_WAYLAND_SUBSURFACE_PLACEMENT_BELOW: clutter_actor_set_child_below_sibling (parent_actor, surface_actor, sibling_actor); break; } wl_list_remove (&op->sibling_destroy_listener.link); g_slice_free (MetaWaylandSubsurfacePlacementOp, op); } g_slist_free (surface->sub.pending_placement_ops); surface->sub.pending_placement_ops = NULL; } if (is_surface_effectively_synchronized (surface)) apply_pending_state (surface, surface->sub.pending); meta_surface_actor_wayland_sync_subsurface_state ( META_SURFACE_ACTOR_WAYLAND (surface->surface_actor)); } static void apply_pending_state (MetaWaylandSurface *surface, MetaWaylandPendingState *pending) { if (surface->role) { meta_wayland_surface_role_pre_commit (surface->role, pending); } else { if (pending->newly_attached && surface->unassigned.buffer) { meta_wayland_surface_unref_buffer_use_count (surface); g_clear_object (&surface->unassigned.buffer); } } if (pending->newly_attached) { gboolean switched_buffer; if (!surface->buffer_ref.buffer && surface->window) meta_window_queue (surface->window, META_QUEUE_CALC_SHOWING); /* Always release any previously held buffer. If the buffer held is same * as the newly attached buffer, we still need to release it here, because * wl_surface.attach+commit and wl_buffer.release on the attached buffer * is symmetric. */ if (surface->buffer_held) meta_wayland_surface_unref_buffer_use_count (surface); switched_buffer = g_set_object (&surface->buffer_ref.buffer, pending->buffer); if (pending->buffer) meta_wayland_surface_ref_buffer_use_count (surface); if (pending->buffer) { GError *error = NULL; if (!meta_wayland_buffer_attach (pending->buffer, &error)) { g_warning ("Could not import pending buffer: %s", error->message); wl_resource_post_error (surface->resource, WL_DISPLAY_ERROR_NO_MEMORY, "Failed to create a texture for surface %i: %s", wl_resource_get_id (surface->resource), error->message); g_error_free (error); goto cleanup; } if (switched_buffer) { MetaShapedTexture *stex; CoglTexture *texture; CoglSnippet *snippet; gboolean is_y_inverted; stex = meta_surface_actor_get_texture (surface->surface_actor); texture = meta_wayland_buffer_get_texture (pending->buffer); snippet = meta_wayland_buffer_create_snippet (pending->buffer); is_y_inverted = meta_wayland_buffer_is_y_inverted (pending->buffer); meta_shaped_texture_set_texture (stex, texture); meta_shaped_texture_set_snippet (stex, snippet); meta_shaped_texture_set_is_y_inverted (stex, is_y_inverted); g_clear_pointer (&snippet, cogl_object_unref); } } /* If the newly attached buffer is going to be accessed directly without * making a copy, such as an EGL buffer, mark it as in-use don't release * it until is replaced by a subsequent wl_surface.commit or when the * wl_surface is destroyed. */ surface->buffer_held = (pending->buffer && !wl_shm_buffer_get (pending->buffer->resource)); } if (pending->scale > 0) surface->scale = pending->scale; if (!cairo_region_is_empty (pending->damage)) surface_process_damage (surface, pending->damage); surface->offset_x += pending->dx; surface->offset_y += pending->dy; if (pending->opaque_region_set) { if (surface->opaque_region) cairo_region_destroy (surface->opaque_region); if (pending->opaque_region) surface->opaque_region = cairo_region_reference (pending->opaque_region); else surface->opaque_region = NULL; } if (pending->input_region_set) { if (surface->input_region) cairo_region_destroy (surface->input_region); if (pending->input_region) surface->input_region = cairo_region_reference (pending->input_region); else surface->input_region = NULL; } if (surface->role) { meta_wayland_surface_role_commit (surface->role, pending); g_assert (wl_list_empty (&pending->frame_callback_list)); } else { /* Since there is no role assigned to the surface yet, keep frame * callbacks queued until a role is assigned and we know how * the surface will be drawn. */ wl_list_insert_list (&surface->pending_frame_callback_list, &pending->frame_callback_list); wl_list_init (&pending->frame_callback_list); if (pending->newly_attached) { /* The need to keep the wl_buffer from being released depends on what * role the surface is given. That means we need to also keep a use * count for wl_buffer's that are used by unassigned wl_surface's. */ g_set_object (&surface->unassigned.buffer, surface->buffer_ref.buffer); if (surface->unassigned.buffer) meta_wayland_surface_ref_buffer_use_count (surface); } } cleanup: /* If we have a buffer that we are not using, decrease the use count so it may * be released if no-one else has a use-reference to it. */ if (pending->newly_attached && !surface->buffer_held && surface->buffer_ref.buffer) meta_wayland_surface_unref_buffer_use_count (surface); g_signal_emit (pending, pending_state_signals[PENDING_STATE_SIGNAL_APPLIED], 0); pending_state_reset (pending); g_list_foreach (surface->subsurfaces, parent_surface_state_applied, NULL); } static void meta_wayland_surface_commit (MetaWaylandSurface *surface) { /* * If this is a sub-surface and it is in effective synchronous mode, only * cache the pending surface state until either one of the following two * scenarios happens: * 1) Its parent surface gets its state applied. * 2) Its mode changes from synchronized to desynchronized and its parent * surface is in effective desynchronized mode. */ if (is_surface_effectively_synchronized (surface)) move_pending_state (surface->pending, surface->sub.pending); else apply_pending_state (surface, surface->pending); } static void wl_surface_destroy (struct wl_client *client, struct wl_resource *resource) { wl_resource_destroy (resource); } static void wl_surface_attach (struct wl_client *client, struct wl_resource *surface_resource, struct wl_resource *buffer_resource, gint32 dx, gint32 dy) { MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource); MetaWaylandBuffer *buffer; /* X11 unmanaged window */ if (!surface) return; if (buffer_resource) buffer = meta_wayland_buffer_from_resource (buffer_resource); else buffer = NULL; if (surface->pending->buffer) { g_signal_handler_disconnect (surface->pending->buffer, surface->pending->buffer_destroy_handler_id); } surface->pending->newly_attached = TRUE; surface->pending->buffer = buffer; surface->pending->dx = dx; surface->pending->dy = dy; if (buffer) { surface->pending->buffer_destroy_handler_id = g_signal_connect (buffer, "resource-destroyed", G_CALLBACK (pending_buffer_resource_destroyed), surface->pending); } } static void wl_surface_damage (struct wl_client *client, struct wl_resource *surface_resource, gint32 x, gint32 y, gint32 width, gint32 height) { MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource); cairo_rectangle_int_t rectangle = { x, y, width, height }; /* X11 unmanaged window */ if (!surface) return; cairo_region_union_rectangle (surface->pending->damage, &rectangle); } static void destroy_frame_callback (struct wl_resource *callback_resource) { MetaWaylandFrameCallback *callback = wl_resource_get_user_data (callback_resource); wl_list_remove (&callback->link); g_slice_free (MetaWaylandFrameCallback, callback); } static void wl_surface_frame (struct wl_client *client, struct wl_resource *surface_resource, guint32 callback_id) { MetaWaylandFrameCallback *callback; MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource); /* X11 unmanaged window */ if (!surface) return; callback = g_slice_new0 (MetaWaylandFrameCallback); callback->surface = surface; callback->resource = wl_resource_create (client, &wl_callback_interface, META_WL_CALLBACK_VERSION, callback_id); wl_resource_set_implementation (callback->resource, NULL, callback, destroy_frame_callback); wl_list_insert (surface->pending->frame_callback_list.prev, &callback->link); } static void wl_surface_set_opaque_region (struct wl_client *client, struct wl_resource *surface_resource, struct wl_resource *region_resource) { MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource); /* X11 unmanaged window */ if (!surface) return; g_clear_pointer (&surface->pending->opaque_region, cairo_region_destroy); if (region_resource) { MetaWaylandRegion *region = wl_resource_get_user_data (region_resource); cairo_region_t *cr_region = meta_wayland_region_peek_cairo_region (region); surface->pending->opaque_region = cairo_region_copy (cr_region); } surface->pending->opaque_region_set = TRUE; } static void wl_surface_set_input_region (struct wl_client *client, struct wl_resource *surface_resource, struct wl_resource *region_resource) { MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource); /* X11 unmanaged window */ if (!surface) return; g_clear_pointer (&surface->pending->input_region, cairo_region_destroy); if (region_resource) { MetaWaylandRegion *region = wl_resource_get_user_data (region_resource); cairo_region_t *cr_region = meta_wayland_region_peek_cairo_region (region); surface->pending->input_region = cairo_region_copy (cr_region); } surface->pending->input_region_set = TRUE; } static void wl_surface_commit (struct wl_client *client, struct wl_resource *resource) { MetaWaylandSurface *surface = wl_resource_get_user_data (resource); /* X11 unmanaged window */ if (!surface) return; meta_wayland_surface_commit (surface); } static void wl_surface_set_buffer_transform (struct wl_client *client, struct wl_resource *resource, int32_t transform) { g_warning ("TODO: support set_buffer_transform request"); } static void wl_surface_set_buffer_scale (struct wl_client *client, struct wl_resource *resource, int scale) { MetaWaylandSurface *surface = wl_resource_get_user_data (resource); if (scale > 0) surface->pending->scale = scale; else g_warning ("Trying to set invalid buffer_scale of %d\n", scale); } static const struct wl_surface_interface meta_wayland_wl_surface_interface = { wl_surface_destroy, wl_surface_attach, wl_surface_damage, wl_surface_frame, wl_surface_set_opaque_region, wl_surface_set_input_region, wl_surface_commit, wl_surface_set_buffer_transform, wl_surface_set_buffer_scale }; static gboolean surface_should_be_reactive (MetaWaylandSurface *surface) { /* If we have a toplevel window, we should be reactive */ if (surface->window) return TRUE; /* If we're a subsurface, we should be reactive */ if (surface->wl_subsurface) return TRUE; return FALSE; } static void sync_reactive (MetaWaylandSurface *surface) { clutter_actor_set_reactive (CLUTTER_ACTOR (surface->surface_actor), surface_should_be_reactive (surface)); } static void sync_drag_dest_funcs (MetaWaylandSurface *surface) { if (surface->window && surface->window->client_type == META_WINDOW_CLIENT_TYPE_X11) surface->dnd.funcs = meta_xwayland_selection_get_drag_dest_funcs (); else surface->dnd.funcs = meta_wayland_data_device_get_drag_dest_funcs (); } static void surface_entered_output (MetaWaylandSurface *surface, MetaWaylandOutput *wayland_output) { GList *iter; struct wl_resource *resource; for (iter = wayland_output->resources; iter != NULL; iter = iter->next) { resource = iter->data; if (wl_resource_get_client (resource) != wl_resource_get_client (surface->resource)) continue; wl_surface_send_enter (surface->resource, resource); } } static void surface_left_output (MetaWaylandSurface *surface, MetaWaylandOutput *wayland_output) { GList *iter; struct wl_resource *resource; for (iter = wayland_output->resources; iter != NULL; iter = iter->next) { resource = iter->data; if (wl_resource_get_client (resource) != wl_resource_get_client (surface->resource)) continue; wl_surface_send_leave (surface->resource, resource); } } static void set_surface_is_on_output (MetaWaylandSurface *surface, MetaWaylandOutput *wayland_output, gboolean is_on_output); static void surface_handle_output_destroy (MetaWaylandOutput *wayland_output, MetaWaylandSurface *surface) { set_surface_is_on_output (surface, wayland_output, FALSE); } static void set_surface_is_on_output (MetaWaylandSurface *surface, MetaWaylandOutput *wayland_output, gboolean is_on_output) { gpointer orig_id; gboolean was_on_output = g_hash_table_lookup_extended (surface->outputs_to_destroy_notify_id, wayland_output, NULL, &orig_id); if (!was_on_output && is_on_output) { gulong id; id = g_signal_connect (wayland_output, "output-destroyed", G_CALLBACK (surface_handle_output_destroy), surface); g_hash_table_insert (surface->outputs_to_destroy_notify_id, wayland_output, GSIZE_TO_POINTER ((gsize)id)); surface_entered_output (surface, wayland_output); } else if (was_on_output && !is_on_output) { g_hash_table_remove (surface->outputs_to_destroy_notify_id, wayland_output); g_signal_handler_disconnect (wayland_output, (gulong) GPOINTER_TO_SIZE (orig_id)); surface_left_output (surface, wayland_output); } } static gboolean actor_surface_is_on_logical_monitor (MetaWaylandSurfaceRole *surface_role, MetaLogicalMonitor *logical_monitor) { MetaWaylandSurface *surface = meta_wayland_surface_role_get_surface (surface_role); MetaSurfaceActorWayland *actor = META_SURFACE_ACTOR_WAYLAND (surface->surface_actor); return meta_surface_actor_wayland_is_on_monitor (actor, logical_monitor); } static void update_surface_output_state (gpointer key, gpointer value, gpointer user_data) { MetaWaylandOutput *wayland_output = value; MetaWaylandSurface *surface = user_data; MetaLogicalMonitor *logical_monitor; gboolean is_on_logical_monitor; g_assert (surface->role); logical_monitor = wayland_output->logical_monitor; if (!logical_monitor) { set_surface_is_on_output (surface, wayland_output, FALSE); return; } is_on_logical_monitor = meta_wayland_surface_role_is_on_logical_monitor (surface->role, logical_monitor); set_surface_is_on_output (surface, wayland_output, is_on_logical_monitor); } static void surface_output_disconnect_signal (gpointer key, gpointer value, gpointer user_data) { g_signal_handler_disconnect (key, (gulong) GPOINTER_TO_SIZE (value)); } void meta_wayland_surface_update_outputs (MetaWaylandSurface *surface) { if (!surface->compositor) return; g_hash_table_foreach (surface->compositor->outputs, update_surface_output_state, surface); } void meta_wayland_surface_set_window (MetaWaylandSurface *surface, MetaWindow *window) { gboolean was_unmapped = surface->window && !window; surface->window = window; sync_reactive (surface); sync_drag_dest_funcs (surface); if (was_unmapped) g_signal_emit (surface, surface_signals[SURFACE_UNMAPPED], 0); } static void wl_surface_destructor (struct wl_resource *resource) { MetaWaylandSurface *surface = wl_resource_get_user_data (resource); MetaWaylandCompositor *compositor = surface->compositor; MetaWaylandFrameCallback *cb, *next; g_signal_emit (surface, surface_signals[SURFACE_DESTROY], 0); g_clear_object (&surface->role); /* If we still have a window at the time of destruction, that means that * the client is disconnecting, as the resources are destroyed in a random * order. Simply destroy the window in this case. */ if (surface->window) meta_wayland_surface_destroy_window (surface); if (surface->unassigned.buffer) { meta_wayland_surface_unref_buffer_use_count (surface); g_clear_object (&surface->unassigned.buffer); } if (surface->buffer_held) meta_wayland_surface_unref_buffer_use_count (surface); g_clear_object (&surface->buffer_ref.buffer); g_clear_object (&surface->pending); if (surface->opaque_region) cairo_region_destroy (surface->opaque_region); if (surface->input_region) cairo_region_destroy (surface->input_region); g_object_unref (surface->surface_actor); meta_wayland_compositor_destroy_frame_callbacks (compositor, surface); g_hash_table_foreach (surface->outputs_to_destroy_notify_id, surface_output_disconnect_signal, surface); g_hash_table_unref (surface->outputs_to_destroy_notify_id); wl_list_for_each_safe (cb, next, &surface->pending_frame_callback_list, link) wl_resource_destroy (cb->resource); if (surface->resource) wl_resource_set_user_data (surface->resource, NULL); if (surface->wl_subsurface) wl_resource_destroy (surface->wl_subsurface); g_object_unref (surface); meta_wayland_compositor_repick (compositor); } static void surface_actor_painting (MetaSurfaceActorWayland *surface_actor, MetaWaylandSurface *surface) { meta_wayland_surface_update_outputs (surface); } static void surface_actor_mapped_notify (MetaSurfaceActorWayland *surface_actor, GParamSpec *pspec, MetaWaylandSurface *surface) { meta_wayland_surface_update_outputs (surface); } MetaWaylandSurface * meta_wayland_surface_create (MetaWaylandCompositor *compositor, struct wl_client *client, struct wl_resource *compositor_resource, guint32 id) { MetaWaylandSurface *surface = g_object_new (META_TYPE_WAYLAND_SURFACE, NULL); surface->compositor = compositor; surface->scale = 1; surface->resource = wl_resource_create (client, &wl_surface_interface, wl_resource_get_version (compositor_resource), id); wl_resource_set_implementation (surface->resource, &meta_wayland_wl_surface_interface, surface, wl_surface_destructor); surface->surface_actor = g_object_ref_sink (meta_surface_actor_wayland_new (surface)); wl_list_init (&surface->pending_frame_callback_list); g_signal_connect_object (surface->surface_actor, "painting", G_CALLBACK (surface_actor_painting), surface, 0); g_signal_connect_object (surface->surface_actor, "notify::mapped", G_CALLBACK (surface_actor_mapped_notify), surface, 0); sync_drag_dest_funcs (surface); surface->outputs_to_destroy_notify_id = g_hash_table_new (NULL, NULL); return surface; } gboolean meta_wayland_surface_begin_grab_op (MetaWaylandSurface *surface, MetaWaylandSeat *seat, MetaGrabOp grab_op, gfloat x, gfloat y) { MetaWindow *window = surface->window; if (grab_op == META_GRAB_OP_NONE) return FALSE; /* This is an input driven operation so we set frame_action to constrain it in the same way as it would be if the window was being moved/resized via a SSD event. */ return meta_display_begin_grab_op (window->display, window->screen, window, grab_op, TRUE, /* pointer_already_grabbed */ TRUE, /* frame_action */ 1, /* button. XXX? */ 0, /* modmask */ meta_display_get_current_time_roundtrip (window->display), x, y); } static void unparent_actor (MetaWaylandSurface *surface) { ClutterActor *parent_actor; parent_actor = clutter_actor_get_parent (CLUTTER_ACTOR (surface->surface_actor)); clutter_actor_remove_child (parent_actor, CLUTTER_ACTOR (surface->surface_actor)); } static void wl_subsurface_destructor (struct wl_resource *resource) { MetaWaylandSurface *surface = wl_resource_get_user_data (resource); meta_wayland_compositor_destroy_frame_callbacks (surface->compositor, surface); if (surface->sub.parent) { wl_list_remove (&surface->sub.parent_destroy_listener.link); surface->sub.parent->subsurfaces = g_list_remove (surface->sub.parent->subsurfaces, surface); unparent_actor (surface); surface->sub.parent = NULL; } g_clear_object (&surface->sub.pending); surface->wl_subsurface = NULL; } static void wl_subsurface_destroy (struct wl_client *client, struct wl_resource *resource) { wl_resource_destroy (resource); } static void wl_subsurface_set_position (struct wl_client *client, struct wl_resource *resource, int32_t x, int32_t y) { MetaWaylandSurface *surface = wl_resource_get_user_data (resource); surface->sub.pending_x = x; surface->sub.pending_y = y; surface->sub.pending_pos = TRUE; } static gboolean is_valid_sibling (MetaWaylandSurface *surface, MetaWaylandSurface *sibling) { if (surface->sub.parent == sibling) return TRUE; if (surface->sub.parent == sibling->sub.parent) return TRUE; return FALSE; } static void subsurface_handle_pending_sibling_destroyed (struct wl_listener *listener, void *data) { MetaWaylandSubsurfacePlacementOp *op = wl_container_of (listener, op, sibling_destroy_listener); op->sibling = NULL; } static void queue_subsurface_placement (MetaWaylandSurface *surface, MetaWaylandSurface *sibling, MetaWaylandSubsurfacePlacement placement) { MetaWaylandSubsurfacePlacementOp *op = g_slice_new (MetaWaylandSubsurfacePlacementOp); op->placement = placement; op->sibling = sibling; op->sibling_destroy_listener.notify = subsurface_handle_pending_sibling_destroyed; wl_resource_add_destroy_listener (sibling->resource, &op->sibling_destroy_listener); surface->sub.pending_placement_ops = g_slist_append (surface->sub.pending_placement_ops, op); } static void wl_subsurface_place_above (struct wl_client *client, struct wl_resource *resource, struct wl_resource *sibling_resource) { MetaWaylandSurface *surface = wl_resource_get_user_data (resource); MetaWaylandSurface *sibling = wl_resource_get_user_data (sibling_resource); if (!is_valid_sibling (surface, sibling)) { wl_resource_post_error (resource, WL_SUBSURFACE_ERROR_BAD_SURFACE, "wl_subsurface::place_above: wl_surface@%d is " "not a valid parent or sibling", wl_resource_get_id (sibling->resource)); return; } queue_subsurface_placement (surface, sibling, META_WAYLAND_SUBSURFACE_PLACEMENT_ABOVE); } static void wl_subsurface_place_below (struct wl_client *client, struct wl_resource *resource, struct wl_resource *sibling_resource) { MetaWaylandSurface *surface = wl_resource_get_user_data (resource); MetaWaylandSurface *sibling = wl_resource_get_user_data (sibling_resource); if (!is_valid_sibling (surface, sibling)) { wl_resource_post_error (resource, WL_SUBSURFACE_ERROR_BAD_SURFACE, "wl_subsurface::place_below: wl_surface@%d is " "not a valid parent or sibling", wl_resource_get_id (sibling->resource)); return; } queue_subsurface_placement (surface, sibling, META_WAYLAND_SUBSURFACE_PLACEMENT_BELOW); } static void wl_subsurface_set_sync (struct wl_client *client, struct wl_resource *resource) { MetaWaylandSurface *surface = wl_resource_get_user_data (resource); surface->sub.synchronous = TRUE; } static void wl_subsurface_set_desync (struct wl_client *client, struct wl_resource *resource) { MetaWaylandSurface *surface = wl_resource_get_user_data (resource); gboolean was_effectively_synchronized; was_effectively_synchronized = is_surface_effectively_synchronized (surface); surface->sub.synchronous = FALSE; if (was_effectively_synchronized && !is_surface_effectively_synchronized (surface)) apply_pending_state (surface, surface->sub.pending); } static const struct wl_subsurface_interface meta_wayland_wl_subsurface_interface = { wl_subsurface_destroy, wl_subsurface_set_position, wl_subsurface_place_above, wl_subsurface_place_below, wl_subsurface_set_sync, wl_subsurface_set_desync, }; static void wl_subcompositor_destroy (struct wl_client *client, struct wl_resource *resource) { wl_resource_destroy (resource); } static void surface_handle_parent_surface_destroyed (struct wl_listener *listener, void *data) { MetaWaylandSurface *surface = wl_container_of (listener, surface, sub.parent_destroy_listener); surface->sub.parent = NULL; unparent_actor (surface); } static void wl_subcompositor_get_subsurface (struct wl_client *client, struct wl_resource *resource, guint32 id, struct wl_resource *surface_resource, struct wl_resource *parent_resource) { MetaWaylandSurface *surface = wl_resource_get_user_data (surface_resource); MetaWaylandSurface *parent = wl_resource_get_user_data (parent_resource); if (surface->wl_subsurface != NULL) { wl_resource_post_error (surface_resource, WL_DISPLAY_ERROR_INVALID_OBJECT, "wl_subcompositor::get_subsurface already requested"); return; } if (!meta_wayland_surface_assign_role (surface, META_TYPE_WAYLAND_SURFACE_ROLE_SUBSURFACE, NULL)) { /* FIXME: There is no subcompositor "role" error yet, so lets just use something * similar until there is. */ wl_resource_post_error (resource, WL_SHELL_ERROR_ROLE, "wl_surface@%d already has a different role", wl_resource_get_id (surface->resource)); return; } surface->wl_subsurface = wl_resource_create (client, &wl_subsurface_interface, wl_resource_get_version (resource), id); wl_resource_set_implementation (surface->wl_subsurface, &meta_wayland_wl_subsurface_interface, surface, wl_subsurface_destructor); surface->sub.pending = g_object_new (META_TYPE_WAYLAND_PENDING_STATE, NULL); surface->sub.synchronous = TRUE; surface->sub.parent = parent; surface->sub.parent_destroy_listener.notify = surface_handle_parent_surface_destroyed; wl_resource_add_destroy_listener (parent->resource, &surface->sub.parent_destroy_listener); parent->subsurfaces = g_list_append (parent->subsurfaces, surface); clutter_actor_add_child (CLUTTER_ACTOR (parent->surface_actor), CLUTTER_ACTOR (surface->surface_actor)); sync_reactive (surface); } static const struct wl_subcompositor_interface meta_wayland_subcompositor_interface = { wl_subcompositor_destroy, wl_subcompositor_get_subsurface, }; static void bind_subcompositor (struct wl_client *client, void *data, guint32 version, guint32 id) { struct wl_resource *resource; resource = wl_resource_create (client, &wl_subcompositor_interface, version, id); wl_resource_set_implementation (resource, &meta_wayland_subcompositor_interface, data, NULL); } void meta_wayland_shell_init (MetaWaylandCompositor *compositor) { meta_wayland_xdg_shell_init (compositor); meta_wayland_wl_shell_init (compositor); meta_wayland_gtk_shell_init (compositor); if (wl_global_create (compositor->wayland_display, &wl_subcompositor_interface, META_WL_SUBCOMPOSITOR_VERSION, compositor, bind_subcompositor) == NULL) g_error ("Failed to register a global wl-subcompositor object"); } void meta_wayland_surface_configure_notify (MetaWaylandSurface *surface, int new_x, int new_y, int new_width, int new_height, MetaWaylandSerial *sent_serial) { MetaWaylandSurfaceRoleShellSurface *shell_surface_role = META_WAYLAND_SURFACE_ROLE_SHELL_SURFACE (surface->role); g_signal_emit (surface, surface_signals[SURFACE_CONFIGURE], 0); meta_wayland_surface_role_shell_surface_configure (shell_surface_role, new_x, new_y, new_width, new_height, sent_serial); } void meta_wayland_surface_ping (MetaWaylandSurface *surface, guint32 serial) { MetaWaylandSurfaceRoleShellSurface *shell_surface_role = META_WAYLAND_SURFACE_ROLE_SHELL_SURFACE (surface->role); meta_wayland_surface_role_shell_surface_ping (shell_surface_role, serial); } void meta_wayland_surface_delete (MetaWaylandSurface *surface) { MetaWaylandSurfaceRoleShellSurface *shell_surface_role = META_WAYLAND_SURFACE_ROLE_SHELL_SURFACE (surface->role); meta_wayland_surface_role_shell_surface_close (shell_surface_role); } void meta_wayland_surface_window_managed (MetaWaylandSurface *surface, MetaWindow *window) { MetaWaylandSurfaceRoleShellSurface *shell_surface_role = META_WAYLAND_SURFACE_ROLE_SHELL_SURFACE (surface->role); meta_wayland_surface_role_shell_surface_managed (shell_surface_role, window); } void meta_wayland_surface_drag_dest_focus_in (MetaWaylandSurface *surface, MetaWaylandDataOffer *offer) { MetaWaylandCompositor *compositor = meta_wayland_compositor_get_default (); MetaWaylandDataDevice *data_device = &compositor->seat->data_device; surface->dnd.funcs->focus_in (data_device, surface, offer); } void meta_wayland_surface_drag_dest_motion (MetaWaylandSurface *surface, const ClutterEvent *event) { MetaWaylandCompositor *compositor = meta_wayland_compositor_get_default (); MetaWaylandDataDevice *data_device = &compositor->seat->data_device; surface->dnd.funcs->motion (data_device, surface, event); } void meta_wayland_surface_drag_dest_focus_out (MetaWaylandSurface *surface) { MetaWaylandCompositor *compositor = meta_wayland_compositor_get_default (); MetaWaylandDataDevice *data_device = &compositor->seat->data_device; surface->dnd.funcs->focus_out (data_device, surface); } void meta_wayland_surface_drag_dest_drop (MetaWaylandSurface *surface) { MetaWaylandCompositor *compositor = meta_wayland_compositor_get_default (); MetaWaylandDataDevice *data_device = &compositor->seat->data_device; surface->dnd.funcs->drop (data_device, surface); } void meta_wayland_surface_drag_dest_update (MetaWaylandSurface *surface) { MetaWaylandCompositor *compositor = meta_wayland_compositor_get_default (); MetaWaylandDataDevice *data_device = &compositor->seat->data_device; surface->dnd.funcs->update (data_device, surface); } MetaWaylandSurface * meta_wayland_surface_get_toplevel (MetaWaylandSurface *surface) { if (surface->role) return meta_wayland_surface_role_get_toplevel (surface->role); else return NULL; } MetaWindow * meta_wayland_surface_get_toplevel_window (MetaWaylandSurface *surface) { MetaWaylandSurface *toplevel; toplevel = meta_wayland_surface_get_toplevel (surface); if (toplevel) return toplevel->window; else return NULL; } void meta_wayland_surface_get_relative_coordinates (MetaWaylandSurface *surface, float abs_x, float abs_y, float *sx, float *sy) { /* Using clutter API to transform coordinates is only accurate right * after a clutter layout pass but this function is used e.g. to * deliver pointer motion events which can happen at any time. This * isn't a problem for wayland clients since they don't control * their position, but X clients do and we'd be sending outdated * coordinates if a client is moving a window in response to motion * events. */ if (surface->window && surface->window->client_type == META_WINDOW_CLIENT_TYPE_X11) { MetaRectangle window_rect; meta_window_get_buffer_rect (surface->window, &window_rect); *sx = abs_x - window_rect.x; *sy = abs_y - window_rect.y; } else { ClutterActor *actor = CLUTTER_ACTOR (meta_surface_actor_get_texture (surface->surface_actor)); clutter_actor_transform_stage_point (actor, abs_x, abs_y, sx, sy); *sx /= surface->scale; *sy /= surface->scale; } } void meta_wayland_surface_get_absolute_coordinates (MetaWaylandSurface *surface, float sx, float sy, float *x, float *y) { ClutterActor *actor = CLUTTER_ACTOR (meta_surface_actor_get_texture (surface->surface_actor)); ClutterVertex sv = { .x = sx * surface->scale, .y = sy * surface->scale, }; ClutterVertex v = { 0 }; clutter_actor_apply_relative_transform_to_point (actor, NULL, &sv, &v); *x = v.x; *y = v.y; } static void meta_wayland_surface_init (MetaWaylandSurface *surface) { surface->pending = g_object_new (META_TYPE_WAYLAND_PENDING_STATE, NULL); } static void meta_wayland_surface_class_init (MetaWaylandSurfaceClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); surface_signals[SURFACE_DESTROY] = g_signal_new ("destroy", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, 0, NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); surface_signals[SURFACE_UNMAPPED] = g_signal_new ("unmapped", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, 0, NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); surface_signals[SURFACE_CONFIGURE] = g_signal_new ("configure", G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST, 0, NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); } static void meta_wayland_surface_role_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { MetaWaylandSurfaceRole *surface_role = META_WAYLAND_SURFACE_ROLE (object); MetaWaylandSurfaceRolePrivate *priv = meta_wayland_surface_role_get_instance_private (surface_role); switch (prop_id) { case SURFACE_ROLE_PROP_SURFACE: priv->surface = g_value_get_object (value); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); } } static void meta_wayland_surface_role_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { MetaWaylandSurfaceRole *surface_role = META_WAYLAND_SURFACE_ROLE (object); MetaWaylandSurfaceRolePrivate *priv = meta_wayland_surface_role_get_instance_private (surface_role); switch (prop_id) { case SURFACE_ROLE_PROP_SURFACE: g_value_set_object (value, priv->surface); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); } } static void meta_wayland_surface_role_init (MetaWaylandSurfaceRole *role) { } static void meta_wayland_surface_role_class_init (MetaWaylandSurfaceRoleClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); object_class->set_property = meta_wayland_surface_role_set_property; object_class->get_property = meta_wayland_surface_role_get_property; g_object_class_install_property (object_class, SURFACE_ROLE_PROP_SURFACE, g_param_spec_object ("surface", "MetaWaylandSurface", "The MetaWaylandSurface instance", META_TYPE_WAYLAND_SURFACE, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS)); } static void meta_wayland_surface_role_assigned (MetaWaylandSurfaceRole *surface_role) { META_WAYLAND_SURFACE_ROLE_GET_CLASS (surface_role)->assigned (surface_role); } static void meta_wayland_surface_role_pre_commit (MetaWaylandSurfaceRole *surface_role, MetaWaylandPendingState *pending) { MetaWaylandSurfaceRoleClass *klass; klass = META_WAYLAND_SURFACE_ROLE_GET_CLASS (surface_role); if (klass->pre_commit) klass->pre_commit (surface_role, pending); } static void meta_wayland_surface_role_commit (MetaWaylandSurfaceRole *surface_role, MetaWaylandPendingState *pending) { META_WAYLAND_SURFACE_ROLE_GET_CLASS (surface_role)->commit (surface_role, pending); } static gboolean meta_wayland_surface_role_is_on_logical_monitor (MetaWaylandSurfaceRole *surface_role, MetaLogicalMonitor *logical_monitor) { MetaWaylandSurfaceRoleClass *klass; klass = META_WAYLAND_SURFACE_ROLE_GET_CLASS (surface_role); if (klass->is_on_logical_monitor) return klass->is_on_logical_monitor (surface_role, logical_monitor); else return FALSE; } static MetaWaylandSurface * meta_wayland_surface_role_get_toplevel (MetaWaylandSurfaceRole *surface_role) { MetaWaylandSurfaceRoleClass *klass; klass = META_WAYLAND_SURFACE_ROLE_GET_CLASS (surface_role); if (klass->get_toplevel) return klass->get_toplevel (surface_role); else return NULL; } MetaWaylandSurface * meta_wayland_surface_role_get_surface (MetaWaylandSurfaceRole *role) { MetaWaylandSurfaceRolePrivate *priv = meta_wayland_surface_role_get_instance_private (role); return priv->surface; } static void meta_wayland_surface_role_shell_surface_configure (MetaWaylandSurfaceRoleShellSurface *shell_surface_role, int new_x, int new_y, int new_width, int new_height, MetaWaylandSerial *sent_serial) { MetaWaylandSurfaceRoleShellSurfaceClass *shell_surface_role_class = META_WAYLAND_SURFACE_ROLE_SHELL_SURFACE_GET_CLASS (shell_surface_role); shell_surface_role_class->configure (shell_surface_role, new_x, new_y, new_width, new_height, sent_serial); } static void meta_wayland_surface_role_shell_surface_ping (MetaWaylandSurfaceRoleShellSurface *shell_surface_role, uint32_t serial) { MetaWaylandSurfaceRoleShellSurfaceClass *shell_surface_role_class = META_WAYLAND_SURFACE_ROLE_SHELL_SURFACE_GET_CLASS (shell_surface_role); shell_surface_role_class->ping (shell_surface_role, serial); } static void meta_wayland_surface_role_shell_surface_close (MetaWaylandSurfaceRoleShellSurface *shell_surface_role) { MetaWaylandSurfaceRoleShellSurfaceClass *shell_surface_role_class = META_WAYLAND_SURFACE_ROLE_SHELL_SURFACE_GET_CLASS (shell_surface_role); shell_surface_role_class->close (shell_surface_role); } static void meta_wayland_surface_role_shell_surface_managed (MetaWaylandSurfaceRoleShellSurface *shell_surface_role, MetaWindow *window) { MetaWaylandSurfaceRoleShellSurfaceClass *shell_surface_role_class = META_WAYLAND_SURFACE_ROLE_SHELL_SURFACE_GET_CLASS (shell_surface_role); shell_surface_role_class->managed (shell_surface_role, window); } void meta_wayland_surface_queue_pending_frame_callbacks (MetaWaylandSurface *surface) { wl_list_insert_list (&surface->compositor->frame_callbacks, &surface->pending_frame_callback_list); wl_list_init (&surface->pending_frame_callback_list); } static void default_role_assigned (MetaWaylandSurfaceRole *surface_role) { MetaWaylandSurface *surface = meta_wayland_surface_role_get_surface (surface_role); meta_wayland_surface_queue_pending_frame_callbacks (surface); } static void actor_surface_assigned (MetaWaylandSurfaceRole *surface_role) { MetaWaylandSurface *surface = meta_wayland_surface_role_get_surface (surface_role); MetaSurfaceActorWayland *surface_actor = META_SURFACE_ACTOR_WAYLAND (surface->surface_actor); meta_surface_actor_wayland_add_frame_callbacks (surface_actor, &surface->pending_frame_callback_list); wl_list_init (&surface->pending_frame_callback_list); } static void actor_surface_commit (MetaWaylandSurfaceRole *surface_role, MetaWaylandPendingState *pending) { MetaWaylandSurface *surface = meta_wayland_surface_role_get_surface (surface_role); MetaWaylandSurface *toplevel_surface; queue_surface_actor_frame_callbacks (surface, pending); toplevel_surface = meta_wayland_surface_get_toplevel (surface); if (!toplevel_surface || !toplevel_surface->window) return; meta_surface_actor_wayland_sync_state ( META_SURFACE_ACTOR_WAYLAND (surface->surface_actor)); } static void meta_wayland_surface_role_actor_surface_init (MetaWaylandSurfaceRoleActorSurface *role) { } static void meta_wayland_surface_role_actor_surface_class_init (MetaWaylandSurfaceRoleActorSurfaceClass *klass) { MetaWaylandSurfaceRoleClass *surface_role_class = META_WAYLAND_SURFACE_ROLE_CLASS (klass); surface_role_class->assigned = actor_surface_assigned; surface_role_class->commit = actor_surface_commit; surface_role_class->is_on_logical_monitor = actor_surface_is_on_logical_monitor; } static void shell_surface_role_surface_commit (MetaWaylandSurfaceRole *surface_role, MetaWaylandPendingState *pending) { MetaWaylandSurface *surface = meta_wayland_surface_role_get_surface (surface_role); MetaWaylandSurfaceRoleClass *surface_role_class; MetaWindow *window; MetaWaylandBuffer *buffer; CoglTexture *texture; MetaSurfaceActorWayland *actor; double scale; surface_role_class = META_WAYLAND_SURFACE_ROLE_CLASS (meta_wayland_surface_role_shell_surface_parent_class); surface_role_class->commit (surface_role, pending); buffer = surface->buffer_ref.buffer; if (!buffer) return; window = surface->window; if (!window) return; actor = META_SURFACE_ACTOR_WAYLAND (surface->surface_actor); scale = meta_surface_actor_wayland_get_scale (actor); texture = buffer->texture; window->buffer_rect.width = cogl_texture_get_width (texture) * scale; window->buffer_rect.height = cogl_texture_get_height (texture) * scale; } static void meta_wayland_surface_role_shell_surface_init (MetaWaylandSurfaceRoleShellSurface *role) { } static void meta_wayland_surface_role_shell_surface_class_init (MetaWaylandSurfaceRoleShellSurfaceClass *klass) { MetaWaylandSurfaceRoleClass *surface_role_class = META_WAYLAND_SURFACE_ROLE_CLASS (klass); surface_role_class->commit = shell_surface_role_surface_commit; } static void meta_wayland_surface_role_dnd_init (MetaWaylandSurfaceRoleDND *role) { } static void meta_wayland_surface_role_dnd_class_init (MetaWaylandSurfaceRoleDNDClass *klass) { MetaWaylandSurfaceRoleClass *surface_role_class = META_WAYLAND_SURFACE_ROLE_CLASS (klass); surface_role_class->assigned = default_role_assigned; surface_role_class->commit = dnd_surface_commit; } static void meta_wayland_surface_role_subsurface_init (MetaWaylandSurfaceRoleSubsurface *role) { } static void meta_wayland_surface_role_subsurface_class_init (MetaWaylandSurfaceRoleSubsurfaceClass *klass) { MetaWaylandSurfaceRoleClass *surface_role_class = META_WAYLAND_SURFACE_ROLE_CLASS (klass); surface_role_class->commit = subsurface_role_commit; surface_role_class->get_toplevel = subsurface_role_get_toplevel; } cairo_region_t * meta_wayland_surface_calculate_input_region (MetaWaylandSurface *surface) { cairo_region_t *region; cairo_rectangle_int_t buffer_rect; CoglTexture *texture; if (!surface->buffer_ref.buffer) return NULL; texture = surface->buffer_ref.buffer->texture; buffer_rect = (cairo_rectangle_int_t) { .width = cogl_texture_get_width (texture) / surface->scale, .height = cogl_texture_get_height (texture) / surface->scale, }; region = cairo_region_create_rectangle (&buffer_rect); if (surface->input_region) cairo_region_intersect (region, surface->input_region); return region; }