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client-shm: Add basic keyboard support

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And use it to exit with using the KEY_ESC, similar to simple-egl.
This was ripped from simple-egl ad litteram.

Signed-off-by: Marius Vlad <marius.vlad@collabora.com>
This commit is contained in:
marius vlad 2023-04-03 17:34:27 +03:00 committed by Marius Vlad
parent 2e0b67e5be
commit 1446d9cb3c
1 changed files with 73 additions and 0 deletions
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73
clients/simple-shm.c
View file

@ -35,6 +35,8 @@
#include <signal.h>
#include <errno.h>
#include <linux/input.h>
#include <wayland-client.h>
#include "shared/os-compatibility.h"
#include <libweston/zalloc.h>
@ -49,6 +51,8 @@ struct display {
struct wl_compositor *compositor;
struct xdg_wm_base *wm_base;
struct zwp_fullscreen_shell_v1 *fshell;
struct wl_seat *seat;
struct wl_keyboard *keyboard;
struct wl_shm *shm;
bool has_xrgb;
};
@ -191,6 +195,71 @@ create_shm_buffer(struct window *window, struct buffer *buffer, uint32_t format)
return 0;
}
static void
keyboard_handle_keymap(void *data, struct wl_keyboard *keyboard,
uint32_t format, int fd, uint32_t size)
{
/* Just so we don’t leak the keymap fd */
close(fd);
}
static void
keyboard_handle_enter(void *data, struct wl_keyboard *keyboard,
uint32_t serial, struct wl_surface *surface,
struct wl_array *keys)
{
}
static void
keyboard_handle_leave(void *data, struct wl_keyboard *keyboard,
uint32_t serial, struct wl_surface *surface)
{
}
static void
keyboard_handle_key(void *data, struct wl_keyboard *keyboard,
uint32_t serial, uint32_t time, uint32_t key,
uint32_t state)
{
if (key == KEY_ESC && state)
running = 0;
}
static void
keyboard_handle_modifiers(void *data, struct wl_keyboard *keyboard,
uint32_t serial, uint32_t mods_depressed,
uint32_t mods_latched, uint32_t mods_locked,
uint32_t group)
{
}
static const struct wl_keyboard_listener keyboard_listener = {
keyboard_handle_keymap,
keyboard_handle_enter,
keyboard_handle_leave,
keyboard_handle_key,
keyboard_handle_modifiers,
};
static void
seat_handle_capabilities(void *data, struct wl_seat *seat,
enum wl_seat_capability caps)
{
struct display *d = data;
if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) && !d->keyboard) {
d->keyboard = wl_seat_get_keyboard(seat);
wl_keyboard_add_listener(d->keyboard, &keyboard_listener, d);
} else if (!(caps & WL_SEAT_CAPABILITY_KEYBOARD) && d->keyboard) {
wl_keyboard_destroy(d->keyboard);
d->keyboard = NULL;
}
}
static const struct wl_seat_listener seat_listener = {
seat_handle_capabilities,
};
static void
handle_xdg_surface_configure(void *data, struct xdg_surface *surface,
uint32_t serial)
@ -487,6 +556,10 @@ registry_handle_global(void *data, struct wl_registry *registry,
d->wm_base = wl_registry_bind(registry,
id, &xdg_wm_base_interface, 1);
xdg_wm_base_add_listener(d->wm_base, &xdg_wm_base_listener, d);
} else if (strcmp(interface, "wl_seat") == 0) {
d->seat = wl_registry_bind(registry, id,
&wl_seat_interface, 1);
wl_seat_add_listener(d->seat, &seat_listener, d);
} else if (strcmp(interface, "zwp_fullscreen_shell_v1") == 0) {
d->fshell = wl_registry_bind(registry,
id, &zwp_fullscreen_shell_v1_interface, 1);