mirror of https://github.com/swaywm/sway.git
117 lines
3.8 KiB
C
117 lines
3.8 KiB
C
#include <wayland-client.h>
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#include <stdlib.h>
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#include <string.h>
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#include "wayland-desktop-shell-client-protocol.h"
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#include "client/registry.h"
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#include "log.h"
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static void display_handle_mode(void *data, struct wl_output *wl_output,
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uint32_t flags, int32_t width, int32_t height, int32_t refresh) {
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struct output_state *state = data;
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if (flags & WL_OUTPUT_MODE_CURRENT) {
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state->flags = flags;
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state->width = width;
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state->height = height;
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}
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}
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static void display_handle_geometry(void *data, struct wl_output *wl_output,
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int32_t x, int32_t y, int32_t physical_width, int32_t physical_height,
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int32_t subpixel, const char *make, const char *model, int32_t transform) {
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// this space intentionally left blank
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}
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static void display_handle_done(void *data, struct wl_output *wl_output) {
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// this space intentionally left blank
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}
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static void display_handle_scale(void *data, struct wl_output *wl_output, int32_t factor) {
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// this space intentionally left blank
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}
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static const struct wl_output_listener output_listener = {
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.mode = display_handle_mode,
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.geometry = display_handle_geometry,
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.done = display_handle_done,
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.scale = display_handle_scale
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};
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static void registry_global(void *data, struct wl_registry *registry,
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uint32_t name, const char *interface, uint32_t version) {
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struct registry *reg = data;
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if (strcmp(interface, wl_compositor_interface.name) == 0) {
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reg->compositor = wl_registry_bind(registry, name, &wl_compositor_interface, version);
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} else if (strcmp(interface, wl_shm_interface.name) == 0) {
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reg->shm = wl_registry_bind(registry, name, &wl_shm_interface, version);
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} else if (strcmp(interface, wl_shell_interface.name) == 0) {
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reg->shell = wl_registry_bind(registry, name, &wl_shell_interface, version);
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} else if (strcmp(interface, wl_seat_interface.name) == 0) {
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reg->seat = wl_registry_bind(registry, name, &wl_seat_interface, version);
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reg->pointer = wl_seat_get_pointer(reg->seat);
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} else if (strcmp(interface, wl_output_interface.name) == 0) {
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struct wl_output *output = wl_registry_bind(registry, name, &wl_output_interface, version);
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struct output_state *ostate = malloc(sizeof(struct output_state));
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ostate->output = output;
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wl_output_add_listener(output, &output_listener, ostate);
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list_add(reg->outputs, ostate);
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} else if (strcmp(interface, desktop_shell_interface.name) == 0) {
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reg->desktop_shell = wl_registry_bind(registry, name, &desktop_shell_interface, version);
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}
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}
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static void registry_global_remove(void *data, struct wl_registry *registry, uint32_t name) {
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// this space intentionally left blank
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}
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static const struct wl_registry_listener registry_listener = {
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.global = registry_global,
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.global_remove = registry_global_remove
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};
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struct registry *registry_poll(void) {
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struct registry *registry = malloc(sizeof(struct registry));
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memset(registry, 0, sizeof(struct registry));
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registry->outputs = create_list();
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registry->display = wl_display_connect(NULL);
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if (!registry->display) {
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sway_log(L_ERROR, "Error opening display");
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registry_teardown(registry);
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return NULL;
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}
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struct wl_registry *reg = wl_display_get_registry(registry->display);
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wl_registry_add_listener(reg, ®istry_listener, registry);
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wl_display_dispatch(registry->display);
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wl_display_roundtrip(registry->display);
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wl_registry_destroy(reg);
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return registry;
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}
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void registry_teardown(struct registry *registry) {
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if (registry->pointer) {
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wl_pointer_destroy(registry->pointer);
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}
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if (registry->seat) {
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wl_seat_destroy(registry->seat);
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}
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if (registry->shell) {
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wl_shell_destroy(registry->shell);
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}
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if (registry->shm) {
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wl_shm_destroy(registry->shm);
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}
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if (registry->compositor) {
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wl_compositor_destroy(registry->compositor);
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}
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if (registry->display) {
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wl_display_disconnect(registry->display);
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}
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if (registry->outputs) {
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// TODO: Free the outputs themselves
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list_free(registry->outputs);
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}
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}
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