Waybar/include/modules/sway/ipc/ipc.hpp

#pragma once

#define event_mask(ev) (1u << (ev & 0x7F))

enum ipc_command_type {
  // i3 command types - see i3's I3_REPLY_TYPE constants
  IPC_COMMAND = 0,
  IPC_GET_WORKSPACES = 1,
  IPC_SUBSCRIBE = 2,
  IPC_GET_OUTPUTS = 3,
  IPC_GET_TREE = 4,
  IPC_GET_MARKS = 5,
  IPC_GET_BAR_CONFIG = 6,
  IPC_GET_VERSION = 7,
  IPC_GET_BINDING_MODES = 8,
  IPC_GET_CONFIG = 9,
  IPC_SEND_TICK = 10,

  // sway-specific command types
  IPC_GET_INPUTS = 100,
  IPC_GET_SEATS = 101,

  // Events sent from sway to clients. Events have the highest bits set.
  IPC_EVENT_WORKSPACE = ((1 << 31) | 0),
  IPC_EVENT_OUTPUT = ((1 << 31) | 1),
  IPC_EVENT_MODE = ((1 << 31) | 2),
  IPC_EVENT_WINDOW = ((1 << 31) | 3),
  IPC_EVENT_BARCONFIG_UPDATE = ((1 << 31) | 4),
  IPC_EVENT_BINDING = ((1 << 31) | 5),
  IPC_EVENT_SHUTDOWN = ((1 << 31) | 6),
  IPC_EVENT_TICK = ((1 << 31) | 7),

	// sway-specific event types
	IPC_EVENT_BAR_STATE_UPDATE = ((1<<31) | 20),
	IPC_EVENT_INPUT = ((1<<31) | 21),
};