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relative_pointer: implement protocol requests 

Flesh out the details of the structs, signals, callback functions, and
so on. weston-resizer silently works at this point (no events sent).
This commit is contained in:
random human 2018-10-01 03:54:21 +05:30 committed by Alex Maese
parent 3a3d1b6617
commit ba5b1676df
4 changed files with 114 additions and 22 deletions
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30
include/wlr/types/wlr_relative_pointer_v1.h
View File

@ -17,24 +17,48 @@
* monitor edge or other pointer barriers).
*/
/* A global interface used for getting the relative pointer object for a given
* pointer.
*
* Signals:
* - destroy -> struct wlr_relative_pointer_manager_v1 *manager
* :: the manager was destroyed
* - new_relative_pointer -> struct wlr_relative_pointer_v1 *relative_pointer
* :: a new relative_pointer was created
*/
struct wlr_relative_pointer_manager_v1 {
struct wl_list resources;
struct wl_global *global;
struct {
struct wl_signal destroy;
struct wl_signal get_relative_pointer;
} requests;
struct wl_signal new_relative_pointer;
} events;
void *data;
};
/* A wp_relative_pointer object is an extension to the wl_pointer interface
* used for emitting relative pointer events. It shares the same focus as
* wl_pointer objects of the same seat and will only emit events when it has
* focus.
*
* Signals:
* - destroy -> struct wlr_relative_pointer_v1 *relative_pointer
* :: the relative_pointer was destroyed
*/
struct wlr_relative_pointer_v1 {
struct wl_client *client;
struct wl_resource *resource;
struct wl_pointer *pointer;
struct {
struct wl_signal destroy;
} destroy;
} events;
void *data;
};

1
include/wlr/types/wlr_seat.h
View File

@ -27,6 +27,7 @@ struct wlr_seat_client {
// lists of wl_resource
struct wl_list resources;
struct wl_list pointers;
struct wl_list relative_pointers;
struct wl_list keyboards;
struct wl_list touches;
struct wl_list data_devices;

4
types/seat/wlr_seat.c
View File

@ -79,6 +79,9 @@ static void seat_client_handle_resource_destroy(
wl_resource_for_each_safe(resource, tmp, &client->pointers) {
wl_resource_destroy(resource);
}
wl_resource_for_each_safe(resource, tmp, &client->relative_pointers) {
wl_resource_destroy(resource);
}
wl_resource_for_each_safe(resource, tmp, &client->keyboards) {
wl_resource_destroy(resource);
}
@ -131,6 +134,7 @@ static void seat_handle_bind(struct wl_client *client, void *_wlr_seat,
seat_client->seat = wlr_seat;
wl_list_init(&seat_client->resources);
wl_list_init(&seat_client->pointers);
wl_list_init(&seat_client->relative_pointers);
wl_list_init(&seat_client->keyboards);
wl_list_init(&seat_client->touches);
wl_list_init(&seat_client->data_devices);

101
types/wlr_relative_pointer_v1.c
View File

@ -1,7 +1,10 @@
#include <stdlib.h>
#include <assert.h>
#include <inttypes.h>
#include <wlr/util/log.h>
#include <util/signal.h>
#include <wlr/types/wlr_relative_pointer_v1.h>
#include <wlr/types/wlr_seat.h>
#include "wayland-util.h"
#include "wayland-server.h"
#include "relative-pointer-unstable-v1-protocol.h"
@ -13,53 +16,109 @@ static const struct zwp_relative_pointer_v1_interface relative_pointer_v1_impl;
/* Callback functions
*/
static void relative_pointer_manager_v1_handle_resource_destroy(struct wl_resource *resource)
{
wl_list_remove(wl_resource_get_link(resource));
}
static void relative_pointer_v1_handle_resource_destroy(struct wl_resource *resource)
{
wl_list_remove(wl_resource_get_link(resource));
struct wlr_relative_pointer_v1 *relative_pointer = wl_resource_get_user_data(resource);
free(relative_pointer);
}
static void relative_pointer_manager_v1_handle_destroy(struct wl_client *client,
struct wl_resource *resource)
{
wlr_log(WLR_DEBUG, "relative_pointer_manager_v1_handle_destroy called");
wl_resource_destroy(resource);
wlr_log(WLR_DEBUG, "relative_pointer_v1 manager unbound from client 0x%" PRIXPTR,
(uintptr_t) client);
}
static void relative_pointer_manager_v1_handle_get_relative_pointer(struct wl_client *client,
struct wl_resource *resource, uint32_t id, struct wl_resource *pointer)
{
wlr_log(WLR_DEBUG, "relative_pointer_manager_v1_handle_get_relative_pointer called");
struct wlr_seat_client *seat_client =
wlr_seat_client_from_pointer_resource(pointer);
assert(seat_client->client == client);
struct wlr_relative_pointer_v1 *relative_pointer =
calloc(1, sizeof(struct wlr_relative_pointer_v1));
if (relative_pointer == NULL) {
wl_client_post_no_memory(client);
return;
}
struct wl_resource *relative_pointer_resource = wl_resource_create(client,
&zwp_relative_pointer_v1_interface, wl_resource_get_version(resource), id);
if (relative_pointer_resource == NULL) {
free(relative_pointer);
wl_client_post_no_memory(client);
return;
}
relative_pointer->client = client;
relative_pointer->resource = relative_pointer_resource;
relative_pointer->pointer = (struct wl_pointer *) pointer;
wl_signal_init(&relative_pointer->events.destroy);
wl_list_insert(&seat_client->relative_pointers,
wl_resource_get_link(relative_pointer_resource));
wl_resource_set_implementation(relative_pointer_resource, &relative_pointer_v1_impl,
relative_pointer, relative_pointer_v1_handle_resource_destroy);
struct wlr_relative_pointer_manager_v1 *relative_pointer_manager =
wl_resource_get_user_data(resource);
wlr_signal_emit_safe(&relative_pointer_manager->events.new_relative_pointer,
relative_pointer);
wlr_log(WLR_DEBUG,
"relative_pointer_v1 0x%" PRIXPTR " created for client 0x%" PRIXPTR,
(uintptr_t) relative_pointer, (uintptr_t) client);
}
static void relative_pointer_v1_handle_destroy(struct wl_client *client,
struct wl_resource *resource)
{
wlr_log(WLR_DEBUG, "relative_pointer_v1_handle_destroy called");
struct wlr_relative_pointer_v1 *relative_pointer =
wl_resource_get_user_data(resource);
wlr_log(WLR_DEBUG,
"relative_pointer_v1 0x%" PRIXPTR " released by client 0x%" PRIXPTR,
(uintptr_t) relative_pointer, (uintptr_t) client);
wl_resource_destroy(resource);
}
static void relative_pointer_manager_v1_handle_resource_destroy(struct wl_resource *resource)
{
wl_list_remove(wl_resource_get_link(resource));
wlr_log(WLR_DEBUG, "relative_pointer_manager_v1_handle_resource_destroy called");
}
static void relative_pointer_manager_bind(struct wl_client *wl_client, void *data,
static void relative_pointer_manager_v1_bind(struct wl_client *wl_client, void *data,
uint32_t version, uint32_t id)
{
struct wlr_relative_pointer_manager_v1 *relative_pointer_manager = data;
struct wl_resource *wl_resource = wl_resource_create(wl_client,
struct wl_resource *manager_resource = wl_resource_create(wl_client,
&zwp_relative_pointer_manager_v1_interface, version, id);
if (wl_resource == NULL) {
if (manager_resource == NULL) {
wl_client_post_no_memory(wl_client);
return;
}
wl_list_insert(&relative_pointer_manager->resources, wl_resource_get_link(wl_resource));
wl_list_insert(&relative_pointer_manager->resources, wl_resource_get_link(manager_resource));
wl_resource_set_implementation(wl_resource, &relative_pointer_manager_v1_impl,
wl_resource_set_implementation(manager_resource, &relative_pointer_manager_v1_impl,
relative_pointer_manager, relative_pointer_manager_v1_handle_resource_destroy);
wlr_log(WLR_DEBUG, "relative_pointer_manager bound");
wlr_log(WLR_DEBUG, "relative_pointer_v1 manager bound to client 0x%" PRIXPTR,
(uintptr_t) wl_client);
}
@ -91,12 +150,12 @@ struct wlr_relative_pointer_manager_v1 *wlr_relative_pointer_v1_create(struct wl
wl_list_init(&relative_pointer_manager->resources);
wl_signal_init(&relative_pointer_manager->requests.destroy);
wl_signal_init(&relative_pointer_manager->requests.get_relative_pointer);
wl_signal_init(&relative_pointer_manager->events.destroy);
wl_signal_init(&relative_pointer_manager->events.new_relative_pointer);
relative_pointer_manager->global = wl_global_create(display,
&zwp_relative_pointer_manager_v1_interface, 1,
relative_pointer_manager, relative_pointer_manager_bind);
relative_pointer_manager, relative_pointer_manager_v1_bind);
if (relative_pointer_manager->global == NULL) {
free(relative_pointer_manager);
@ -115,6 +174,8 @@ void wlr_relative_pointer_v1_destroy(struct wlr_relative_pointer_manager_v1 *rel
return;
}
wlr_signal_emit_safe(&relative_pointer_manager->events.destroy, relative_pointer_manager);
struct wl_resource *resource;
struct wl_resource *tmp_resource;
wl_resource_for_each_safe(resource, tmp_resource, &relative_pointer_manager->resources) {
@ -123,4 +184,6 @@ void wlr_relative_pointer_v1_destroy(struct wlr_relative_pointer_manager_v1 *rel
wl_global_destroy(relative_pointer_manager->global);
free(relative_pointer_manager);
wlr_log(WLR_DEBUG, "relative_pointer_v1 manager destroyed");
}