From f4327f52cf18fea41c08e054012b5a85967b18b1 Mon Sep 17 00:00:00 2001 From: Simon Ser Date: Thu, 3 Apr 2025 15:21:15 +0200 Subject: [PATCH] xdg-toplevel-tag-v1: new protocol References: https://gitlab.freedesktop.org/wayland/wayland-protocols/-/merge_requests/238 --- include/wlr/types/wlr_xdg_toplevel_tag_v1.h | 41 ++++++++ protocol/meson.build | 1 + types/meson.build | 1 + types/wlr_xdg_toplevel_tag_v1.c | 104 ++++++++++++++++++++ 4 files changed, 147 insertions(+) create mode 100644 include/wlr/types/wlr_xdg_toplevel_tag_v1.h create mode 100644 types/wlr_xdg_toplevel_tag_v1.c diff --git a/include/wlr/types/wlr_xdg_toplevel_tag_v1.h b/include/wlr/types/wlr_xdg_toplevel_tag_v1.h new file mode 100644 index 000000000..8318cab02 --- /dev/null +++ b/include/wlr/types/wlr_xdg_toplevel_tag_v1.h @@ -0,0 +1,41 @@ +/* + * This an unstable interface of wlroots. No guarantees are made regarding the + * future consistency of this API. + */ +#ifndef WLR_USE_UNSTABLE +#error "Add -DWLR_USE_UNSTABLE to enable unstable wlroots features" +#endif + +#ifndef WLR_TYPES_WLR_XDG_TOPLEVEL_TAG_V1_H +#define WLR_TYPES_WLR_XDG_TOPLEVEL_TAG_V1_H + +#include + +struct wlr_xdg_toplevel_tag_manager_v1 { + struct wl_global *global; + + struct { + struct wl_signal set_tag; // struct wlr_xdg_toplevel_tag_manager_v1_set_tag_event + struct wl_signal set_description; // struct wlr_xdg_toplevel_tag_manager_v1_set_description_event + struct wl_signal destroy; + } events; + + struct { + struct wl_listener display_destroy; + } WLR_PRIVATE; +}; + +struct wlr_xdg_toplevel_tag_manager_v1_set_tag_event { + struct wlr_xdg_toplevel *toplevel; + const char *tag; +}; + +struct wlr_xdg_toplevel_tag_manager_v1_set_description_event { + struct wlr_xdg_toplevel *toplevel; + const char *description; +}; + +struct wlr_xdg_toplevel_tag_manager_v1 *wlr_xdg_toplevel_tag_manager_v1_create( + struct wl_display *display, uint32_t version); + +#endif diff --git a/protocol/meson.build b/protocol/meson.build index d092687bc..d6a2eb1f5 100644 --- a/protocol/meson.build +++ b/protocol/meson.build @@ -42,6 +42,7 @@ protocols = { 'xdg-dialog-v1': wl_protocol_dir / 'staging/xdg-dialog/xdg-dialog-v1.xml', 'xdg-system-bell-v1': wl_protocol_dir / 'staging/xdg-system-bell/xdg-system-bell-v1.xml', 'xdg-toplevel-icon-v1': wl_protocol_dir / 'staging/xdg-toplevel-icon/xdg-toplevel-icon-v1.xml', + 'xdg-toplevel-tag-v1': wl_protocol_dir / 'staging/xdg-toplevel-tag/xdg-toplevel-tag-v1.xml', 'xwayland-shell-v1': wl_protocol_dir / 'staging/xwayland-shell/xwayland-shell-v1.xml', 'tearing-control-v1': wl_protocol_dir / 'staging/tearing-control/tearing-control-v1.xml', diff --git a/types/meson.build b/types/meson.build index 43c4eb2ad..0f664d0d8 100644 --- a/types/meson.build +++ b/types/meson.build @@ -103,6 +103,7 @@ wlr_files += files( 'wlr_xdg_output_v1.c', 'wlr_xdg_system_bell_v1.c', 'wlr_xdg_toplevel_icon_v1.c', + 'wlr_xdg_toplevel_tag_v1.c', ) if features.get('drm-backend') diff --git a/types/wlr_xdg_toplevel_tag_v1.c b/types/wlr_xdg_toplevel_tag_v1.c new file mode 100644 index 000000000..da8cfa9a0 --- /dev/null +++ b/types/wlr_xdg_toplevel_tag_v1.c @@ -0,0 +1,104 @@ +#include +#include + +#include +#include + +#include "xdg-toplevel-tag-v1-protocol.h" + +#define MANAGER_VERSION 1 + +static const struct xdg_toplevel_tag_manager_v1_interface manager_impl; + +static struct wlr_xdg_toplevel_tag_manager_v1 *manager_from_resource( + struct wl_resource *resource) { + assert(wl_resource_instance_of(resource, &xdg_toplevel_tag_manager_v1_interface, &manager_impl)); + return wl_resource_get_user_data(resource); +} + +static void manager_handle_set_tag(struct wl_client *client, struct wl_resource *manager_resource, + struct wl_resource *toplevel_resource, const char *tag) { + struct wlr_xdg_toplevel_tag_manager_v1 *manager = manager_from_resource(manager_resource); + struct wlr_xdg_toplevel *toplevel = wlr_xdg_toplevel_from_resource(toplevel_resource); + + struct wlr_xdg_toplevel_tag_manager_v1_set_tag_event event = { + .toplevel = toplevel, + .tag = tag, + }; + wl_signal_emit_mutable(&manager->events.set_tag, &event); +} + +static void manager_handle_set_description(struct wl_client *client, struct wl_resource *manager_resource, + struct wl_resource *toplevel_resource, const char *description) { + struct wlr_xdg_toplevel_tag_manager_v1 *manager = manager_from_resource(manager_resource); + struct wlr_xdg_toplevel *toplevel = wlr_xdg_toplevel_from_resource(toplevel_resource); + + struct wlr_xdg_toplevel_tag_manager_v1_set_description_event event = { + .toplevel = toplevel, + .description = description, + }; + wl_signal_emit_mutable(&manager->events.set_description, &event); +} + +static void manager_handle_destroy(struct wl_client *client, struct wl_resource *manager_resource) { + wl_resource_destroy(manager_resource); +} + +static const struct xdg_toplevel_tag_manager_v1_interface manager_impl = { + .destroy = manager_handle_destroy, + .set_toplevel_tag = manager_handle_set_tag, + .set_toplevel_description = manager_handle_set_description, +}; + +static void manager_bind(struct wl_client *client, void *data, uint32_t version, uint32_t id) { + struct wlr_xdg_toplevel_tag_manager_v1 *manager = data; + + struct wl_resource *resource = wl_resource_create(client, + &xdg_toplevel_tag_manager_v1_interface, version, id); + if (resource == NULL) { + wl_client_post_no_memory(client); + return; + } + wl_resource_set_implementation(resource, &manager_impl, manager, NULL); +} + +static void manager_handle_display_destroy(struct wl_listener *listener, void *data) { + struct wlr_xdg_toplevel_tag_manager_v1 *manager = + wl_container_of(listener, manager, display_destroy); + + wl_signal_emit_mutable(&manager->events.destroy, NULL); + + assert(wl_list_empty(&manager->events.set_tag.listener_list)); + assert(wl_list_empty(&manager->events.set_description.listener_list)); + assert(wl_list_empty(&manager->events.destroy.listener_list)); + + wl_list_remove(&manager->display_destroy.link); + wl_global_destroy(manager->global); + free(manager); +} + +struct wlr_xdg_toplevel_tag_manager_v1 *wlr_xdg_toplevel_tag_manager_v1_create( + struct wl_display *display, uint32_t version) { + assert(version <= MANAGER_VERSION); + + struct wlr_xdg_toplevel_tag_manager_v1 *manager = calloc(1, sizeof(*manager)); + if (manager == NULL) { + return NULL; + } + + manager->global = wl_global_create(display, &xdg_toplevel_tag_manager_v1_interface, + version, manager, manager_bind); + if (manager->global == NULL) { + free(manager); + return NULL; + } + + wl_signal_init(&manager->events.set_tag); + wl_signal_init(&manager->events.set_description); + wl_signal_init(&manager->events.destroy); + + manager->display_destroy.notify = manager_handle_display_destroy; + wl_display_add_destroy_listener(display, &manager->display_destroy); + + return manager; +}