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@ -49,6 +49,7 @@
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#include "shared/hash.h"
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#include "shared/helpers.h"
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#include "shared/xcb-xwayland.h"
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#include "xwayland-shell-v1-server-protocol.h"
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struct wm_size_hints {
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uint32_t flags;
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@ -129,6 +130,8 @@ struct motif_wm_hints {
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#define _NET_WM_MOVERESIZE_MOVE_KEYBOARD 10 /* move via keyboard */
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#define _NET_WM_MOVERESIZE_CANCEL 11 /* cancel operation */
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static const char *xwayland_surface_role = "xwayland";
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struct weston_output_weak_ref {
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struct weston_output *output;
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struct wl_listener destroy_listener;
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@ -141,6 +144,7 @@ struct weston_wm_window {
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struct frame *frame;
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cairo_surface_t *cairo_surface;
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uint32_t surface_id;
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uint64_t surface_serial;
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struct weston_surface *surface;
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struct weston_desktop_xwayland_surface *shsurf;
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struct wl_listener surface_destroy_listener;
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@ -181,6 +185,15 @@ struct weston_wm_window {
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int decor_right;
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};
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struct xwl_surface {
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struct wl_resource *resource;
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struct weston_wm *wm;
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struct weston_surface *weston_surface;
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uint64_t serial;
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struct wl_listener surface_commit_listener;
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struct wl_list link;
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};
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static void
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weston_wm_window_set_allow_commits(struct weston_wm_window *window, bool allow);
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@ -912,6 +925,9 @@ weston_wm_create_surface(struct wl_listener *listener, void *data)
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struct weston_wm, create_surface_listener);
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struct weston_wm_window *window;
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if (wm->shell_bound)
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return;
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if (wl_resource_get_client(surface->resource) != wm->server->client)
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return;
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@ -1963,6 +1979,8 @@ weston_wm_window_handle_surface_id(struct weston_wm_window *window,
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struct weston_wm *wm = window->wm;
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struct wl_resource *resource;
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assert(!wm->shell_bound);
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if (window->surface_id != 0) {
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wm_printf(wm, "already have surface id for window %d\n",
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window->id);
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@ -1989,6 +2007,30 @@ weston_wm_window_handle_surface_id(struct weston_wm_window *window,
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}
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}
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static void
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weston_wm_window_handle_surface_serial(struct weston_wm_window *window,
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xcb_client_message_event_t *client_message)
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{
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struct xwl_surface *xsurf, *next;
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struct weston_wm *wm = window->wm;
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uint64_t serial = u64_from_u32s(client_message->data.data32[1],
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client_message->data.data32[0]);
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window->surface_serial = serial;
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wl_list_remove(&window->link);
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wl_list_init(&window->link);
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wl_list_for_each_safe(xsurf, next, &wm->unpaired_surface_list, link) {
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if (window->surface_serial == xsurf->serial) {
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xserver_map_shell_surface(window, xsurf->weston_surface);
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wl_list_remove(&xsurf->link);
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wl_list_init(&xsurf->link);
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return;
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}
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}
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wl_list_insert(&wm->unpaired_window_list, &window->link);
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}
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static void
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weston_wm_handle_client_message(struct weston_wm *wm,
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xcb_generic_event_t *event)
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@ -2016,10 +2058,13 @@ weston_wm_handle_client_message(struct weston_wm *wm,
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weston_wm_window_handle_moveresize(window, client_message);
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else if (client_message->type == wm->atom.net_wm_state)
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weston_wm_window_handle_state(window, client_message);
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else if (client_message->type == wm->atom.wl_surface_id)
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else if (client_message->type == wm->atom.wl_surface_id &&
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!wm->shell_bound)
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weston_wm_window_handle_surface_id(window, client_message);
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else if (client_message->type == wm->atom.wm_change_state)
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weston_wm_window_handle_iconic_state(window, client_message);
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else if (client_message->type == wm->atom.wl_surface_serial)
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weston_wm_window_handle_surface_serial(window, client_message);
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}
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enum cursor_type {
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@ -2632,6 +2677,155 @@ weston_wm_create_wm_window(struct weston_wm *wm)
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XCB_TIME_CURRENT_TIME);
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}
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static void
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free_xwl_surface(struct wl_resource *resource)
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{
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struct xwl_surface *xsurf = wl_resource_get_user_data(resource);
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wl_list_remove(&xsurf->surface_commit_listener.link);
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wl_list_remove(&xsurf->link);
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free(xsurf);
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}
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static void
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xwl_surface_set_serial(struct wl_client *client,
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struct wl_resource *resource,
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uint32_t serial_lo,
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uint32_t serial_hi)
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{
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struct xwl_surface *xsurf = wl_resource_get_user_data(resource);
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uint64_t serial = u64_from_u32s(serial_hi, serial_lo);
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if (serial == 0) {
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wl_resource_post_error(resource,
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XWAYLAND_SURFACE_V1_ERROR_INVALID_SERIAL,
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"Invalid serial for xwayland surface");
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return;
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}
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if (xsurf->serial != 0) {
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wl_resource_post_error(resource,
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XWAYLAND_SURFACE_V1_ERROR_ALREADY_ASSOCIATED,
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"Surface already has a serial");
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return;
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}
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xsurf->serial = serial;
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}
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static void
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xwl_surface_destroy(struct wl_client *client, struct wl_resource *resource)
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{
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wl_resource_destroy(resource);
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}
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static const struct xwayland_surface_v1_interface xwl_surface_interface = {
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.set_serial = xwl_surface_set_serial,
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.destroy = xwl_surface_destroy,
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};
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static void
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xwl_surface_committed(struct wl_listener *listener, void *data)
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{
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struct weston_wm_window *window, *next;
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struct xwl_surface *xsurf = wl_container_of(listener, xsurf,
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surface_commit_listener);
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/* We haven't set a serial yet */
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if (xsurf->serial == 0)
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return;
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window = get_wm_window(xsurf->weston_surface);
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wl_list_remove(&xsurf->surface_commit_listener.link);
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wl_list_init(&xsurf->surface_commit_listener.link);
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wl_list_for_each_safe(window, next, &xsurf->wm->unpaired_window_list, link) {
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if (window->surface_serial == xsurf->serial) {
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xserver_map_shell_surface(window, xsurf->weston_surface);
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wl_list_remove(&window->link);
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wl_list_init(&window->link);
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return;
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}
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}
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wl_list_insert(&xsurf->wm->unpaired_surface_list, &xsurf->link);
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}
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static void
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get_xwl_surface(struct wl_client *client, struct wl_resource *resource,
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uint32_t id, struct wl_resource *surface_resource)
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{
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struct weston_wm *wm = wl_resource_get_user_data(resource);
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struct weston_surface *surf;
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struct xwl_surface *xsurf;
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uint32_t version;
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surf = wl_resource_get_user_data(surface_resource);
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if (weston_surface_set_role(surf, xwayland_surface_role, resource,
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XWAYLAND_SHELL_V1_ERROR_ROLE) < 0)
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return;
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xsurf = zalloc(sizeof *xsurf);
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if (!xsurf)
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goto fail;
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version = wl_resource_get_version(resource);
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xsurf->resource = wl_resource_create(client,
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&xwayland_surface_v1_interface,
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version, id);
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if (!xsurf->resource)
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goto fail;
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wl_list_init(&xsurf->link);
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xsurf->wm = wm;
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xsurf->weston_surface = surf;
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wl_resource_set_implementation(xsurf->resource, &xwl_surface_interface,
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xsurf, free_xwl_surface);
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xsurf->surface_commit_listener.notify = xwl_surface_committed;
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wl_signal_add(&surf->commit_signal, &xsurf->surface_commit_listener);
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return;
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fail:
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wl_client_post_no_memory(client);
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}
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static void
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xwl_shell_destroy(struct wl_client *client, struct wl_resource *resource)
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{
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wl_resource_destroy(resource);
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}
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static const struct xwayland_shell_v1_interface xwayland_shell_implementation = {
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.get_xwayland_surface = get_xwl_surface,
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.destroy = xwl_shell_destroy,
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};
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static void
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bind_xwayland_shell(struct wl_client *client,
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void *data,
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uint32_t version,
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uint32_t id)
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{
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struct weston_wm *wm = data;
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struct wl_resource *resource;
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resource = wl_resource_create(client, &xwayland_shell_v1_interface,
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version, id);
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if (client != wm->server->client) {
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wl_resource_post_error(resource,
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WL_DISPLAY_ERROR_INVALID_OBJECT,
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"permission to bind xwayland_shell "
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"denied");
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return;
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}
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wm->shell_bound = true;
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wl_resource_set_implementation(resource, &xwayland_shell_implementation,
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wm, NULL);
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}
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struct weston_wm *
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weston_wm_create(struct weston_xserver *wxs, int fd)
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{
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@ -2720,10 +2914,15 @@ weston_wm_create(struct weston_xserver *wxs, int fd)
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wl_signal_add(&wxs->compositor->kill_signal,
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&wm->kill_listener);
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wl_list_init(&wm->unpaired_window_list);
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wl_list_init(&wm->unpaired_surface_list);
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weston_wm_create_cursors(wm);
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weston_wm_window_set_cursor(wm, wm->screen->root, XWM_CURSOR_LEFT_PTR);
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wm->xwayland_shell_global = wl_global_create(wxs->compositor->wl_display,
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&xwayland_shell_v1_interface,
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1, wm, bind_xwayland_shell);
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/* Create wm window and take WM_S0 selection last, which
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* signals to Xwayland that we're done with setup. */
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weston_wm_create_wm_window(wm);
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@ -2736,6 +2935,7 @@ weston_wm_create(struct weston_xserver *wxs, int fd)
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void
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weston_wm_destroy(struct weston_wm *wm)
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{
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wl_global_destroy(wm->xwayland_shell_global);
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/* FIXME: Free windows in hash. */
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hash_table_destroy(wm->window_hash);
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weston_wm_destroy_cursors(wm);
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