ext-foreign-toplevel-list-v1: new protocol implementation

This implements the new ext-foreign-toplevel-list-v1 protocol [1].
Implemented analog to the zwlr-foreign-toplevel-management-v1 implementation.
The additional _ext_ in the names was added to avoid name collisions.

[1]: https://gitlab.freedesktop.org/wayland/wayland-protocols/-/merge_requests/187

Co-authored-by: Leon Henrik Plickat <leonhenrik.plickat@stud.uni-goettingen.de>

1 files changed, 67 insertions, 0 deletions

diff --git a/include/wlr/types/wlr_ext_foreign_toplevel_list_v1.h b/include/wlr/types/wlr_ext_foreign_toplevel_list_v1.h
new file mode 100644
index 00000000..a5ba9d38
--- /dev/null
+++ b/include/wlr/types/wlr_ext_foreign_toplevel_list_v1.h
@@ -0,0 +1,67 @@
+/*
+ * 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_FOREIGN_TOPLEVEL_LIST_V1_H
+#define WLR_TYPES_WLR_FOREIGN_TOPLEVEL_LIST_V1_H
+
+#include <wayland-server-core.h>
+
+struct wlr_ext_foreign_toplevel_list_v1 {
+	struct wl_global *global;
+	struct wl_list resources; // wl_resource_get_link()
+	struct wl_list toplevels; // ext_foreign_toplevel_handle_v1.link
+
+	struct wl_listener display_destroy;
+
+	struct {
+		struct wl_signal destroy;
+	} events;
+
+	void *data;
+};
+
+struct wlr_ext_foreign_toplevel_handle_v1 {
+	struct wlr_ext_foreign_toplevel_list_v1 *list;
+	struct wl_list resources; // wl_resource_get_link()
+	struct wl_list link; // wlr_ext_foreign_toplevel_list_v1.toplevels
+
+	char *title;
+	char *app_id;
+	char *identifier;
+
+	struct {
+		struct wl_signal destroy;
+	} events;
+
+	void *data;
+};
+
+struct wlr_ext_foreign_toplevel_handle_v1_state {
+	const char *title;
+	const char *app_id;
+};
+
+struct wlr_ext_foreign_toplevel_list_v1 *wlr_ext_foreign_toplevel_list_v1_create(
+	struct wl_display *display, uint32_t version);
+
+struct wlr_ext_foreign_toplevel_handle_v1 *wlr_ext_foreign_toplevel_handle_v1_create(
+	struct wlr_ext_foreign_toplevel_list_v1 *list,
+	const struct wlr_ext_foreign_toplevel_handle_v1_state *state);
+
+/**
+ * Destroy the given toplevel handle, sending the closed event to any
+ * client.
+ */
+void wlr_ext_foreign_toplevel_handle_v1_destroy(
+	struct wlr_ext_foreign_toplevel_handle_v1 *toplevel);
+
+void wlr_ext_foreign_toplevel_handle_v1_update_state(
+	struct wlr_ext_foreign_toplevel_handle_v1 *toplevel,
+	const struct wlr_ext_foreign_toplevel_handle_v1_state *state);
+
+#endif