data-device: send offer on get_data_device

types/data_device/wlr_data_device.c

@@ -93,14 +93,12 @@ static void data_device_handle_resource_destroy(struct wl_resource *resource) {
 }
 
 
-void wlr_seat_client_send_selection(struct wlr_seat_client *seat_client) {
-	struct wlr_data_source *source = seat_client->seat->selection_source;
-	if (source != NULL) {
-		source->accepted = false;
-	}
+static void device_resource_send_selection(struct wl_resource *device_resource) {
+	struct wlr_seat_client *seat_client =
+		seat_client_from_data_device_resource(device_resource);
+	assert(seat_client != NULL);
 
-	struct wl_resource *device_resource;
-	wl_resource_for_each(device_resource, &seat_client->data_devices) {
+	struct wlr_data_source *source = seat_client->seat->selection_source;
 	if (source != NULL) {
 		struct wlr_data_offer *offer =
 			data_offer_create(device_resource, source);
@@ -114,6 +112,17 @@ void wlr_seat_client_send_selection(struct wlr_seat_client *seat_client) {
 		wl_data_device_send_selection(device_resource, NULL);
 	}
 }
+
+void wlr_seat_client_send_selection(struct wlr_seat_client *seat_client) {
+	struct wlr_data_source *source = seat_client->seat->selection_source;
+	if (source != NULL) {
+		source->accepted = false;
+	}
+
+	struct wl_resource *device_resource;
+	wl_resource_for_each(device_resource, &seat_client->data_devices) {
+		device_resource_send_selection(device_resource);
+	}
 }
 
 void wlr_seat_request_set_selection(struct wlr_seat *seat,
@@ -202,8 +211,14 @@ static void data_device_manager_get_data_device(struct wl_client *client,
 		return;
 	}
 	wl_resource_set_implementation(resource, &data_device_impl, seat_client,
-		&data_device_handle_resource_destroy);
+		data_device_handle_resource_destroy);
 	wl_list_insert(&seat_client->data_devices, wl_resource_get_link(resource));
+
+	struct wlr_seat_client *focused_client =
+		seat_client->seat->keyboard_state.focused_client;
+	if (focused_client == seat_client) {
+		device_resource_send_selection(resource);
+	}
 }
 
 static void data_device_manager_create_data_source(struct wl_client *client,