Add apply and test events to manager
This commit is contained in:
emersion
Drew DeVault
parent
0b64ecc162
commit
d695003498
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@ -9,6 +9,7 @@
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#ifndef WLR_TYPES_WLR_OUTPUT_MANAGEMENT_V1_H
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#define WLR_TYPES_WLR_OUTPUT_MANAGEMENT_V1_H
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#include <stdbool.h>
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#include <wayland-server.h>
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#include <wlr/types/wlr_output.h>
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@ -21,6 +22,8 @@ struct wlr_output_manager_v1 {
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uint32_t serial;
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struct {
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struct wl_signal apply; // wlr_output_configuration_v1
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struct wl_signal test; // wlr_output_configuration_v1
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struct wl_signal destroy;
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} events;
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@ -47,7 +50,12 @@ struct wlr_output_head_v1 {
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struct wlr_output_configuration_v1 {
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struct wl_list heads; // wlr_output_configuration_head_v1::link
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struct wlr_output_manager_v1 *manager;
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uint32_t serial;
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bool finalized; // client has requested to apply the config
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bool finished; // feedback has been sent by the compositor
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struct wl_resource *resource; // can be NULL
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};
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struct wlr_output_configuration_head_v1 {
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@ -69,6 +77,10 @@ void wlr_output_manager_v1_set_configuration(
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struct wlr_output_configuration_v1 *wlr_output_configuration_v1_create(void);
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void wlr_output_configuration_v1_destroy(
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struct wlr_output_configuration_v1 *config);
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void wlr_output_configuration_v1_send_succeeded(
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struct wlr_output_configuration_v1 *config);
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void wlr_output_configuration_v1_send_failed(
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struct wlr_output_configuration_v1 *config);
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struct wlr_output_configuration_head_v1 *
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wlr_output_configuration_head_v1_create(
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@ -122,6 +122,7 @@ static void config_head_handle_resource_destroy(struct wl_resource *resource) {
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static const struct zwlr_output_configuration_v1_interface config_impl;
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// Can return NULL if the config has been used
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static struct wlr_output_configuration_v1 *config_from_resource(
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struct wl_resource *resource) {
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assert(wl_resource_instance_of(resource,
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@ -145,7 +146,12 @@ static void config_handle_enable_head(struct wl_client *client,
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struct wl_resource *head_resource) {
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struct wlr_output_configuration_v1 *config =
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config_from_resource(config_resource);
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// Can be NULL if the head no longer exists
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if (config == NULL || config->finalized) {
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wl_resource_post_error(config_resource,
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ZWLR_OUTPUT_CONFIGURATION_V1_ERROR_ALREADY_USED,
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"configuration object has already been used");
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return;
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}
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struct wlr_output_head_v1 *head = head_from_resource(head_resource);
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// Create an inert resource if the head no longer exists
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@ -179,6 +185,12 @@ static void config_handle_disable_head(struct wl_client *client,
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struct wl_resource *head_resource) {
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struct wlr_output_configuration_v1 *config =
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config_from_resource(config_resource);
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if (config == NULL || config->finalized) {
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wl_resource_post_error(config_resource,
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ZWLR_OUTPUT_CONFIGURATION_V1_ERROR_ALREADY_USED,
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"configuration object has already been used");
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return;
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}
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struct wlr_output_head_v1 *head = head_from_resource(head_resource);
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if (head == NULL) {
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return;
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@ -194,70 +206,165 @@ static void config_handle_disable_head(struct wl_client *client,
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config_head->state.enabled = false;
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}
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static void config_finalize(struct wlr_output_configuration_v1 *config) {
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if (config->finalized) {
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return;
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}
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// Destroy config head resources now, the client is forbidden to use them at
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// this point anyway
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struct wlr_output_configuration_head_v1 *config_head, *tmp;
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wl_list_for_each_safe(config_head, tmp, &config->heads, link) {
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wl_resource_set_user_data(config_head->resource, NULL);
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wl_resource_destroy(config_head->resource);
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config_head->resource = NULL;
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}
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config->finalized = true;
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}
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// Destroys the config if serial is invalid
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static bool config_validate_serial(struct wlr_output_configuration_v1 *config) {
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if (config->serial != config->manager->serial) {
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wlr_log(WLR_DEBUG, "Ignored configuration request: invalid serial");
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zwlr_output_configuration_v1_send_cancelled(config->resource);
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wlr_output_configuration_v1_destroy(config);
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return false;
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}
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return true;
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}
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static void config_handle_apply(struct wl_client *client,
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struct wl_resource *config_resource) {
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//struct wlr_output_configuration_v1 *config =
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// config_from_resource(config_resource);
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// TODO: post already_used if needed
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struct wlr_output_configuration_v1 *config =
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config_from_resource(config_resource);
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if (config == NULL || config->finalized) {
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wl_resource_post_error(config_resource,
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ZWLR_OUTPUT_CONFIGURATION_V1_ERROR_ALREADY_USED,
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"configuration object has already been used");
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return;
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}
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// TODO
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config_finalize(config);
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if (!config_validate_serial(config)) {
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return;
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}
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wlr_signal_emit_safe(&config->manager->events.apply, config);
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}
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static void config_handle_test(struct wl_client *client,
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struct wl_resource *config_resource) {
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struct wlr_output_configuration_v1 *config =
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config_from_resource(config_resource);
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if (config == NULL || config->finalized) {
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wl_resource_post_error(config_resource,
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ZWLR_OUTPUT_CONFIGURATION_V1_ERROR_ALREADY_USED,
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"configuration object has already been used");
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return;
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}
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config_finalize(config);
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if (!config_validate_serial(config)) {
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return;
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}
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wlr_signal_emit_safe(&config->manager->events.test, config);
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}
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static void config_handle_destroy(struct wl_client *client,
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struct wl_resource *config_resource) {
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wl_resource_destroy(config_resource);
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// TODO: destroy head configurations
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}
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static const struct zwlr_output_configuration_v1_interface config_impl = {
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.enable_head = config_handle_enable_head,
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.disable_head = config_handle_disable_head,
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.apply = config_handle_apply,
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// TODO: test
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.test = config_handle_test,
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.destroy = config_handle_destroy,
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};
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struct wlr_output_configuration_v1 *wlr_output_configuration_v1_create(void) {
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static struct wlr_output_configuration_v1 *config_create(bool finalized) {
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struct wlr_output_configuration_v1 *config = calloc(1, sizeof(*config));
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if (config == NULL) {
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return NULL;
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}
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wl_list_init(&config->heads);
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config->finalized = finalized;
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return config;
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}
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struct wlr_output_configuration_v1 *wlr_output_configuration_v1_create(void) {
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return config_create(true);
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}
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void wlr_output_configuration_v1_destroy(
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struct wlr_output_configuration_v1 *config) {
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if (config == NULL) {
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return;
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}
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struct wlr_output_configuration_head_v1 *head, *tmp;
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wl_list_for_each_safe(head, tmp, &config->heads, link) {
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config_head_destroy(head);
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config_finalize(config);
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if (config->resource != NULL) {
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wl_resource_set_user_data(config->resource, NULL); // make inert
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}
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struct wlr_output_configuration_head_v1 *config_head, *tmp;
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wl_list_for_each_safe(config_head, tmp, &config->heads, link) {
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config_head_destroy(config_head);
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}
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free(config);
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}
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static void config_handle_resource_destroy(struct wl_resource *resource) {
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struct wlr_output_configuration_v1 *config = config_from_resource(resource);
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wlr_output_configuration_v1_destroy(config);
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if (config == NULL) {
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return;
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}
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if (config->finalized) {
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config->resource = NULL; // we no longer own the config
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} else {
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wlr_output_configuration_v1_destroy(config);
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}
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}
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void wlr_output_configuration_v1_send_succeeded(
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struct wlr_output_configuration_v1 *config) {
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assert(!config->finished);
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if (config->resource == NULL) {
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return; // client destroyed the resource early
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}
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zwlr_output_configuration_v1_send_succeeded(config->resource);
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config->finished = true;
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}
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void wlr_output_configuration_v1_send_failed(
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struct wlr_output_configuration_v1 *config) {
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assert(!config->finished);
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if (config->resource == NULL) {
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return; // client destroyed the resource early
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}
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zwlr_output_configuration_v1_send_failed(config->resource);
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config->finished = true;
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}
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static void manager_handle_create_configuration(struct wl_client *client,
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struct wl_resource *manager_resource, uint32_t id, uint32_t serial) {
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struct wlr_output_configuration_v1 *config =
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wlr_output_configuration_v1_create();
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struct wlr_output_configuration_v1 *config = config_create(false);
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if (config == NULL) {
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wl_resource_post_no_memory(manager_resource);
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return;
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}
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config->serial = serial;
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uint32_t version = wl_resource_get_version(manager_resource);
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struct wl_resource *resource = wl_resource_create(client,
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config->resource = wl_resource_create(client,
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&zwlr_output_configuration_v1_interface, version, id);
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if (resource == NULL) {
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if (config->resource == NULL) {
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wl_client_post_no_memory(client);
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return;
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}
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wl_resource_set_implementation(resource, &config_impl,
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wl_resource_set_implementation(config->resource, &config_impl,
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config, config_handle_resource_destroy);
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}
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@ -315,6 +422,8 @@ struct wlr_output_manager_v1 *wlr_output_manager_v1_create(
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manager->display = display;
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wl_signal_init(&manager->events.destroy);
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wl_signal_init(&manager->events.apply);
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wl_signal_init(&manager->events.test);
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manager->global = wl_global_create(display,
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&zwlr_output_manager_v1_interface, OUTPUT_MANAGER_VERSION,
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