init2

1 files changed, 394 insertions, 0 deletions

diff --git a/wm/dwl/client.h b/wm/dwl/client.h
new file mode 100644
index 0000000..5a45edc
--- /dev/null
+++ b/wm/dwl/client.h
@@ -0,0 +1,394 @@
+/*
+ * Attempt to consolidate unavoidable suck into one file, away from dwl.c.  This
+ * file is not meant to be pretty.  We use a .h file with static inline
+ * functions instead of a separate .c module, or function pointers like sway, so
+ * that they will simply compile out if the chosen #defines leave them unused.
+ */
+
+/* Leave these functions first; they're used in the others */
+static inline int
+client_is_x11(Client *c)
+{
+#ifdef XWAYLAND
+	return c->type == X11Managed || c->type == X11Unmanaged;
+#else
+	return 0;
+#endif
+}
+
+static inline void
+client_get_size_hints(Client *c, struct wlr_box *max, struct wlr_box *min)
+{
+	struct wlr_xdg_toplevel *toplevel;
+	struct wlr_xdg_toplevel_state *state;
+#ifdef XWAYLAND
+	if (client_is_x11(c)) {
+		xcb_size_hints_t *size_hints = c->surface.xwayland->size_hints;
+		if (size_hints) {
+			max->width = size_hints->max_width;
+			max->height = size_hints->max_height;
+			min->width = size_hints->min_width;
+			min->height = size_hints->min_height;
+		}
+		return;
+	}
+#endif
+	toplevel = c->surface.xdg->toplevel;
+	state = &toplevel->current;
+	max->width = state->max_width;
+	max->height = state->max_height;
+	min->width = state->min_width;
+	min->height = state->min_height;
+}
+
+static inline struct wlr_surface *
+client_surface(Client *c)
+{
+#ifdef XWAYLAND
+	if (client_is_x11(c))
+		return c->surface.xwayland->surface;
+#endif
+	return c->surface.xdg->surface;
+}
+
+static inline int
+toplevel_from_wlr_surface(struct wlr_surface *s, Client **pc, LayerSurface **pl)
+{
+	struct wlr_xdg_surface *xdg_surface;
+	struct wlr_surface *root_surface;
+	struct wlr_layer_surface_v1 *layer_surface;
+	Client *c = NULL;
+	LayerSurface *l = NULL;
+	int type = -1;
+#ifdef XWAYLAND
+	struct wlr_xwayland_surface *xsurface;
+#endif
+
+	if (!s)
+		return type;
+	root_surface = wlr_surface_get_root_surface(s);
+
+#ifdef XWAYLAND
+	if (wlr_surface_is_xwayland_surface(root_surface)
+			&& (xsurface = wlr_xwayland_surface_from_wlr_surface(root_surface))) {
+		c = xsurface->data;
+		type = c->type;
+		goto end;
+	}
+#endif
+
+	if (wlr_surface_is_layer_surface(root_surface)
+			&& (layer_surface = wlr_layer_surface_v1_from_wlr_surface(root_surface))) {
+		l = layer_surface->data;
+		type = LayerShell;
+		goto end;
+	}
+
+	if (wlr_surface_is_xdg_surface(root_surface)
+			&& (xdg_surface = wlr_xdg_surface_from_wlr_surface(root_surface))) {
+		while (1) {
+			switch (xdg_surface->role) {
+			case WLR_XDG_SURFACE_ROLE_POPUP:
+				if (!xdg_surface->popup->parent)
+					return -1;
+				else if (!wlr_surface_is_xdg_surface(xdg_surface->popup->parent))
+					return toplevel_from_wlr_surface(xdg_surface->popup->parent, pc, pl);
+
+				xdg_surface = wlr_xdg_surface_from_wlr_surface(xdg_surface->popup->parent);
+				break;
+			case WLR_XDG_SURFACE_ROLE_TOPLEVEL:
+				c = xdg_surface->data;
+				type = c->type;
+				goto end;
+			case WLR_XDG_SURFACE_ROLE_NONE:
+				return -1;
+			}
+		}
+	}
+
+end:
+	if (pl)
+		*pl = l;
+	if (pc)
+		*pc = c;
+	return type;
+}
+
+/* The others */
+static inline void
+client_activate_surface(struct wlr_surface *s, int activated)
+{
+	struct wlr_xdg_surface *surface;
+#ifdef XWAYLAND
+	struct wlr_xwayland_surface *xsurface;
+	if (wlr_surface_is_xwayland_surface(s)
+			&& (xsurface = wlr_xwayland_surface_from_wlr_surface(s))) {
+		wlr_xwayland_surface_activate(xsurface, activated);
+		return;
+	}
+#endif
+	if (wlr_surface_is_xdg_surface(s)
+			&& (surface = wlr_xdg_surface_from_wlr_surface(s))
+			&& surface->role == WLR_XDG_SURFACE_ROLE_TOPLEVEL)
+		wlr_xdg_toplevel_set_activated(surface->toplevel, activated);
+}
+
+static inline uint32_t
+client_set_bounds(Client *c, int32_t width, int32_t height)
+{
+#ifdef XWAYLAND
+	if (client_is_x11(c))
+		return 0;
+#endif
+	if (c->surface.xdg->client->shell->version >=
+			XDG_TOPLEVEL_CONFIGURE_BOUNDS_SINCE_VERSION && width >= 0 && height >= 0)
+		return wlr_xdg_toplevel_set_bounds(c->surface.xdg->toplevel, width, height);
+	return 0;
+}
+
+static inline void
+client_for_each_surface(Client *c, wlr_surface_iterator_func_t fn, void *data)
+{
+	wlr_surface_for_each_surface(client_surface(c), fn, data);
+#ifdef XWAYLAND
+	if (client_is_x11(c))
+		return;
+#endif
+	wlr_xdg_surface_for_each_popup_surface(c->surface.xdg, fn, data);
+}
+
+static inline const char *
+client_get_appid(Client *c)
+{
+#ifdef XWAYLAND
+	if (client_is_x11(c))
+		return c->surface.xwayland->class;
+#endif
+	return c->surface.xdg->toplevel->app_id;
+}
+
+static inline void
+client_get_geometry(Client *c, struct wlr_box *geom)
+{
+#ifdef XWAYLAND
+	if (client_is_x11(c)) {
+		geom->x = c->surface.xwayland->x;
+		geom->y = c->surface.xwayland->y;
+		geom->width = c->surface.xwayland->width;
+		geom->height = c->surface.xwayland->height;
+		return;
+	}
+#endif
+	wlr_xdg_surface_get_geometry(c->surface.xdg, geom);
+}
+
+static inline Client *
+client_get_parent(Client *c)
+{
+	Client *p = NULL;
+#ifdef XWAYLAND
+	if (client_is_x11(c) && c->surface.xwayland->parent)
+		toplevel_from_wlr_surface(c->surface.xwayland->parent->surface, &p, NULL);
+#endif
+	if (c->surface.xdg->toplevel->parent)
+		toplevel_from_wlr_surface(c->surface.xdg->toplevel->parent->base->surface, &p, NULL);
+
+	return p;
+}
+
+static inline const char *
+client_get_title(Client *c)
+{
+#ifdef XWAYLAND
+	if (client_is_x11(c))
+		return c->surface.xwayland->title;
+#endif
+	return c->surface.xdg->toplevel->title;
+}
+
+static inline int
+client_is_float_type(Client *c)
+{
+	struct wlr_box min = {0}, max = {0};
+	client_get_size_hints(c, &max, &min);
+
+#ifdef XWAYLAND
+	if (client_is_x11(c)) {
+		struct wlr_xwayland_surface *surface = c->surface.xwayland;
+		if (surface->modal)
+			return 1;
+
+		for (size_t i = 0; i < surface->window_type_len; i++)
+			if (surface->window_type[i] == netatom[NetWMWindowTypeDialog]
+					|| surface->window_type[i] == netatom[NetWMWindowTypeSplash]
+					|| surface->window_type[i] == netatom[NetWMWindowTypeToolbar]
+					|| surface->window_type[i] == netatom[NetWMWindowTypeUtility])
+				return 1;
+	}
+#endif
+	return ((min.width > 0 || min.height > 0 || max.width > 0 || max.height > 0)
+		&& (min.width == max.width || min.height == max.height));
+}
+
+static inline int
+client_is_mapped(Client *c)
+{
+#ifdef XWAYLAND
+	if (client_is_x11(c))
+		return c->surface.xwayland->mapped;
+#endif
+	return c->surface.xdg->mapped;
+}
+
+static inline int
+client_is_rendered_on_mon(Client *c, Monitor *m)
+{
+	/* This is needed for when you don't want to check formal assignment,
+	 * but rather actual displaying of the pixels.
+	 * Usually VISIBLEON suffices and is also faster. */
+	struct wlr_surface_output *s;
+	if (!c->scene->node.enabled)
+		return 0;
+	wl_list_for_each(s, &client_surface(c)->current_outputs, link)
+		if (s->output == m->wlr_output)
+			return 1;
+	return 0;
+}
+
+static inline int
+client_is_stopped(Client *c)
+{
+	int pid;
+	siginfo_t in = {0};
+#ifdef XWAYLAND
+	if (client_is_x11(c))
+		return 0;
+#endif
+
+	wl_client_get_credentials(c->surface.xdg->client->client, &pid, NULL, NULL);
+	if (waitid(P_PID, pid, &in, WNOHANG|WCONTINUED|WSTOPPED|WNOWAIT) < 0) {
+		/* This process is not our child process, while is very unluckely that
+		 * it is stopped, in order to do not skip frames assume that it is. */
+		if (errno == ECHILD)
+			return 1;
+	} else if (in.si_pid) {
+		if (in.si_code == CLD_STOPPED || in.si_code == CLD_TRAPPED)
+			return 1;
+		if (in.si_code == CLD_CONTINUED)
+			return 0;
+	}
+
+	return 0;
+}
+
+static inline int
+client_is_unmanaged(Client *c)
+{
+#ifdef XWAYLAND
+	return c->type == X11Unmanaged;
+#endif
+	return 0;
+}
+
+static inline void
+client_notify_enter(struct wlr_surface *s, struct wlr_keyboard *kb)
+{
+	if (kb)
+		wlr_seat_keyboard_notify_enter(seat, s, kb->keycodes,
+				kb->num_keycodes, &kb->modifiers);
+	else
+		wlr_seat_keyboard_notify_enter(seat, s, NULL, 0, NULL);
+}
+
+static inline void
+client_restack_surface(Client *c)
+{
+#ifdef XWAYLAND
+	if (client_is_x11(c))
+		wlr_xwayland_surface_restack(c->surface.xwayland, NULL,
+				XCB_STACK_MODE_ABOVE);
+#endif
+	return;
+}
+
+static inline void
+client_send_close(Client *c)
+{
+#ifdef XWAYLAND
+	if (client_is_x11(c)) {
+		wlr_xwayland_surface_close(c->surface.xwayland);
+		return;
+	}
+#endif
+	wlr_xdg_toplevel_send_close(c->surface.xdg->toplevel);
+}
+
+static inline void
+client_set_fullscreen(Client *c, int fullscreen)
+{
+#ifdef XWAYLAND
+	if (client_is_x11(c)) {
+		wlr_xwayland_surface_set_fullscreen(c->surface.xwayland, fullscreen);
+		return;
+	}
+#endif
+	wlr_xdg_toplevel_set_fullscreen(c->surface.xdg->toplevel, fullscreen);
+}
+
+static inline uint32_t
+client_set_size(Client *c, uint32_t width, uint32_t height)
+{
+#ifdef XWAYLAND
+	if (client_is_x11(c)) {
+		wlr_xwayland_surface_configure(c->surface.xwayland,
+				c->geom.x, c->geom.y, width, height);
+		return 0;
+	}
+#endif
+	if (width == c->surface.xdg->toplevel->current.width
+			&& height ==c->surface.xdg->toplevel->current.height)
+		return 0;
+	return wlr_xdg_toplevel_set_size(c->surface.xdg->toplevel, width, height);
+}
+
+static inline void
+client_set_tiled(Client *c, uint32_t edges)
+{
+#ifdef XWAYLAND
+	if (client_is_x11(c))
+		return;
+#endif
+	wlr_xdg_toplevel_set_tiled(c->surface.xdg->toplevel, edges);
+}
+
+static inline struct wlr_surface *
+client_surface_at(Client *c, double cx, double cy, double *sx, double *sy)
+{
+#ifdef XWAYLAND
+	if (client_is_x11(c))
+		return wlr_surface_surface_at(c->surface.xwayland->surface,
+				cx, cy, sx, sy);
+#endif
+	return wlr_xdg_surface_surface_at(c->surface.xdg, cx, cy, sx, sy);
+}
+
+static inline int
+client_wants_focus(Client *c)
+{
+#ifdef XWAYLAND
+	return client_is_unmanaged(c)
+		&& wlr_xwayland_or_surface_wants_focus(c->surface.xwayland)
+		&& wlr_xwayland_icccm_input_model(c->surface.xwayland) != WLR_ICCCM_INPUT_MODEL_NONE;
+#endif
+	return 0;
+}
+
+static inline int
+client_wants_fullscreen(Client *c)
+{
+#ifdef XWAYLAND
+	if (client_is_x11(c))
+		return c->surface.xwayland->fullscreen;
+#endif
+	return c->surface.xdg->toplevel->requested.fullscreen;
+}