mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-11-02 03:45:58 +01:00
203 lines
6.5 KiB
C
203 lines
6.5 KiB
C
#define _POSIX_C_SOURCE 199309L
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#include <string.h>
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#include <stdlib.h>
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#include <time.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdbool.h>
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#include <xkbcommon/xkbcommon.h>
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#include <wayland-server-protocol.h>
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#include <wlr/backend.h>
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#include <wlr/session.h>
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#include <wlr/types.h>
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#include "shared.h"
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static void keyboard_key_notify(struct wl_listener *listener, void *data) {
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struct wlr_keyboard_key *event = data;
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struct keyboard_state *kbstate = wl_container_of(listener, kbstate, key);
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uint32_t keycode = event->keycode + 8;
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enum wlr_key_state key_state = event->state;
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const xkb_keysym_t *syms;
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int nsyms = xkb_state_key_get_syms(kbstate->xkb_state, keycode, &syms);
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for (int i = 0; i < nsyms; ++i) {
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xkb_keysym_t sym = syms[i];
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char name[64];
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int l = xkb_keysym_get_name(sym, name, sizeof(name));
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if (l != -1 && l != sizeof(name)) {
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fprintf(stderr, "Key event: %s %s\n", name,
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key_state == WLR_KEY_PRESSED ? "pressed" : "released");
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}
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if (kbstate->compositor->keyboard_key_cb) {
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kbstate->compositor->keyboard_key_cb(kbstate, sym, key_state);
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}
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}
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xkb_state_update_key(kbstate->xkb_state, keycode,
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event->state == WLR_KEY_PRESSED ? XKB_KEY_DOWN : XKB_KEY_UP);
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}
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static void input_add_notify(struct wl_listener *listener, void *data) {
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struct wlr_input_device *device = data;
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struct compositor_state *state = wl_container_of(listener, state, input_add);
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if (device->type != WLR_INPUT_DEVICE_KEYBOARD) {
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return;
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}
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struct keyboard_state *kbstate = calloc(sizeof(struct keyboard_state), 1);
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kbstate->device = device;
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kbstate->compositor = state;
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wl_list_init(&kbstate->key.link);
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kbstate->key.notify = keyboard_key_notify;
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wl_signal_add(&device->keyboard->events.key, &kbstate->key);
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wl_list_insert(&state->keyboards, &kbstate->link);
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struct xkb_rule_names rules;
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memset(&rules, 0, sizeof(rules));
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rules.rules = getenv("XKB_DEFAULT_RULES");
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rules.model = getenv("XKB_DEFAULT_MODEL");
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rules.layout = getenv("XKB_DEFAULT_LAYOUT");
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rules.variant = getenv("XKB_DEFAULT_VARIANT");
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rules.options = getenv("XKB_DEFAULT_OPTIONS");
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struct xkb_context *context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
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if (!context) {
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fprintf(stderr, "Failed to create XKB context\n");
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exit(1);
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}
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kbstate->keymap = xkb_map_new_from_names(
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context, &rules, XKB_KEYMAP_COMPILE_NO_FLAGS);
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if (!kbstate->keymap) {
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fprintf(stderr, "Failed to create XKB keymap\n");
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exit(1);
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}
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xkb_context_unref(context);
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kbstate->xkb_state = xkb_state_new(kbstate->keymap);
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if (!kbstate->xkb_state) {
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fprintf(stderr, "Failed to create XKB state\n");
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exit(1);
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}
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}
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static void input_remove_notify(struct wl_listener *listener, void *data) {
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struct wlr_input_device *device = data;
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struct compositor_state *state = wl_container_of(listener, state, input_add);
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if (device->type != WLR_INPUT_DEVICE_KEYBOARD) {
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return;
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}
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struct keyboard_state *kbstate = NULL, *_kbstate;
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wl_list_for_each(_kbstate, &state->keyboards, link) {
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if (_kbstate->device == device) {
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kbstate = kbstate;
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break;
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}
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}
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if (!kbstate) {
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return; // We are unfamiliar with this keyboard
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}
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wl_list_remove(&kbstate->link);
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wl_list_remove(&kbstate->key.link);
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}
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static void output_frame_notify(struct wl_listener *listener, void *data) {
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struct output_state *output = wl_container_of(listener, output, frame);
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struct compositor_state *compositor = output->compositor;
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struct timespec now;
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clock_gettime(CLOCK_MONOTONIC, &now);
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if (compositor->output_frame_cb) {
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compositor->output_frame_cb(output, &now);
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}
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output->last_frame = now;
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compositor->last_frame = now;
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}
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static void output_add_notify(struct wl_listener *listener, void *data) {
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struct wlr_output *output = data;
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struct compositor_state *state = wl_container_of(listener, state, output_add);
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fprintf(stderr, "Output '%s' added\n", output->name);
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fprintf(stderr, "%s %s %"PRId32"mm x %"PRId32"mm\n", output->make, output->model,
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output->phys_width, output->phys_height);
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wlr_output_set_mode(output, output->modes->items[0]);
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struct output_state *ostate = calloc(1, sizeof(struct output_state));
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clock_gettime(CLOCK_MONOTONIC, &ostate->last_frame);
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ostate->output = output;
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ostate->compositor = state;
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ostate->frame.notify = output_frame_notify;
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wl_list_init(&ostate->frame.link);
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wl_signal_add(&output->events.frame, &ostate->frame);
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wl_list_insert(&state->outputs, &ostate->link);
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if (state->output_add_cb) {
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state->output_add_cb(ostate);
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}
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}
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static void output_remove_notify(struct wl_listener *listener, void *data) {
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struct wlr_output *output = data;
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struct compositor_state *state = wl_container_of(listener, state, output_remove);
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struct output_state *ostate = NULL, *_ostate;
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wl_list_for_each(_ostate, &state->outputs, link) {
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if (_ostate->output == output) {
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ostate = _ostate;
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break;
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}
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}
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if (!ostate) {
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return; // We are unfamiliar with this output
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}
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if (state->output_remove_cb) {
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state->output_remove_cb(ostate);
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}
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wl_list_remove(&ostate->link);
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wl_list_remove(&ostate->frame.link);
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}
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void compositor_init(struct compositor_state *state) {
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memset(state, 0, sizeof(struct compositor_state));
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state->display = wl_display_create();
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state->event_loop = wl_display_get_event_loop(state->display);
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state->session = wlr_session_start(state->display);
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if (!state->session
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|| !state->display
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|| !state->event_loop) {
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exit(1);
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}
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wl_list_init(&state->keyboards);
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wl_list_init(&state->input_add.link);
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state->input_add.notify = input_add_notify;
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wl_list_init(&state->input_remove.link);
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state->input_remove.notify = input_remove_notify;
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wl_list_init(&state->outputs);
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wl_list_init(&state->output_add.link);
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state->output_add.notify = output_add_notify;
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wl_list_init(&state->output_remove.link);
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state->output_remove.notify = output_remove_notify;
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struct wlr_backend *wlr = wlr_backend_autocreate(
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state->display, state->session);
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if (!wlr) {
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exit(1);
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}
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wl_signal_add(&wlr->events.input_add, &state->input_add);
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wl_signal_add(&wlr->events.input_remove, &state->input_remove);
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wl_signal_add(&wlr->events.output_add, &state->output_add);
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wl_signal_add(&wlr->events.output_remove, &state->output_remove);
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state->backend = wlr;
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clock_gettime(CLOCK_MONOTONIC, &state->last_frame);
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}
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void compositor_run(struct compositor_state *state) {
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if (!wlr_backend_init(state->backend)) {
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fprintf(stderr, "Failed to initialize backend\n");
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exit(1);
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}
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while (!state->exit) {
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wl_event_loop_dispatch(state->event_loop, 0);
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}
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wlr_backend_destroy(state->backend);
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wlr_session_finish(state->session);
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wl_display_destroy(state->display);
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}
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