data-device: remove data_source_send_offer

include/types/wlr_data_device.h

@@ -16,8 +16,8 @@ struct wlr_client_data_source {
 
 extern const struct wlr_surface_role drag_icon_surface_role;
 
-struct wlr_data_offer *data_offer_create(struct wl_client *client,
-	struct wlr_data_source *source, uint32_t version);
+struct wlr_data_offer *data_offer_create(struct wl_resource *device_resource,
+	struct wlr_data_source *source);
 void data_offer_update_action(struct wlr_data_offer *offer);
 void data_offer_destroy(struct wlr_data_offer *offer);
 
@@ -26,10 +26,10 @@ struct wlr_client_data_source *client_data_source_create(
 	struct wl_list *resource_list);
 struct wlr_client_data_source *client_data_source_from_resource(
 	struct wl_resource *resource);
-struct wlr_data_offer *data_source_send_offer(struct wlr_data_source *source,
-	struct wl_resource *device_resource);
 void data_source_notify_finish(struct wlr_data_source *source);
 
+struct wlr_seat_client *seat_client_from_data_device_resource(
+	struct wl_resource *resource);
 bool seat_client_start_drag(struct wlr_seat_client *client,
 	struct wlr_data_source *source, struct wlr_surface *icon_surface,
 	struct wlr_surface *origin, uint32_t serial);

types/data_device/wlr_data_device.c

@@ -14,7 +14,7 @@
 
 static const struct wl_data_device_interface data_device_impl;
 
-static struct wlr_seat_client *seat_client_from_data_device_resource(
+struct wlr_seat_client *seat_client_from_data_device_resource(
 		struct wl_resource *resource) {
 	assert(wl_resource_instance_of(resource, &wl_data_device_interface,
 		&data_device_impl));
@@ -103,7 +103,7 @@ void wlr_seat_client_send_selection(struct wlr_seat_client *seat_client) {
 	wl_resource_for_each(device_resource, &seat_client->data_devices) {
 		if (source != NULL) {
 			struct wlr_data_offer *offer =
-				data_source_send_offer(source, device_resource);
+				data_offer_create(device_resource, source);
 			if (offer == NULL) {
 				wl_client_post_no_memory(seat_client->client);
 				return;

types/data_device/wlr_data_offer.c

@@ -198,14 +198,21 @@ static void data_offer_handle_source_destroy(struct wl_listener *listener,
 	data_offer_destroy(offer);
 }
 
-struct wlr_data_offer *data_offer_create(struct wl_client *client,
-		struct wlr_data_source *source, uint32_t version) {
+struct wlr_data_offer *data_offer_create(struct wl_resource *device_resource,
+		struct wlr_data_source *source) {
+	struct wlr_seat_client *seat_client =
+		seat_client_from_data_device_resource(device_resource);
+	assert(seat_client != NULL);
+	assert(source != NULL); // a NULL source means no selection
+
 	struct wlr_data_offer *offer = calloc(1, sizeof(struct wlr_data_offer));
 	if (offer == NULL) {
 		return NULL;
 	}
 	offer->source = source;
 
+	struct wl_client *client = wl_resource_get_client(device_resource);
+	uint32_t version = wl_resource_get_version(device_resource);
 	offer->resource =
 		wl_resource_create(client, &wl_data_offer_interface, version, 0);
 	if (offer->resource == NULL) {
@@ -218,5 +225,12 @@ struct wlr_data_offer *data_offer_create(struct wl_client *client,
 	offer->source_destroy.notify = data_offer_handle_source_destroy;
 	wl_signal_add(&source->events.destroy, &offer->source_destroy);
 
+	wl_data_device_send_data_offer(device_resource, offer->resource);
+
+	char **p;
+	wl_array_for_each(p, &source->mime_types) {
+		wl_data_offer_send_offer(offer->resource, *p);
+	}
+
 	return offer;
 }

types/data_device/wlr_data_source.c

@@ -11,25 +11,6 @@
 #include "types/wlr_data_device.h"
 #include "util/signal.h"
 
-struct wlr_data_offer *data_source_send_offer(struct wlr_data_source *source,
-		struct wl_resource *device_resource) {
-	struct wl_client *client = wl_resource_get_client(device_resource);
-	uint32_t version = wl_resource_get_version(device_resource);
-	struct wlr_data_offer *offer = data_offer_create(client, source, version);
-	if (offer == NULL) {
-		return NULL;
-	}
-
-	wl_data_device_send_data_offer(device_resource, offer->resource);
-
-	char **p;
-	wl_array_for_each(p, &source->mime_types) {
-		wl_data_offer_send_offer(offer->resource, *p);
-	}
-
-	return offer;
-}
-
 void wlr_data_source_init(struct wlr_data_source *source,
 		const struct wlr_data_source_impl *impl) {
 	assert(impl->send);

types/data_device/wlr_drag.c

@@ -62,7 +62,7 @@ static void drag_set_focus(struct wlr_drag *drag,
 		struct wl_resource *device_resource;
 		wl_resource_for_each(device_resource, &focus_client->data_devices) {
 			struct wlr_data_offer *offer =
-				data_source_send_offer(drag->source, device_resource);
+				data_offer_create(device_resource, drag->source);
 			if (offer == NULL) {
 				wl_resource_post_no_memory(device_resource);
 				return;