x11rb 0.9.0

// This file contains generated code. Do not edit directly.
// To regenerate this, run 'make'.

//! Bindings to the `XFixes` X11 extension.

#![allow(clippy::too_many_arguments)]

#[allow(unused_imports)]
use std::borrow::Cow;
use std::convert::TryFrom;
#[allow(unused_imports)]
use std::convert::TryInto;
use std::io::IoSlice;
#[allow(unused_imports)]
use crate::utils::{RawFdContainer, pretty_print_bitmask, pretty_print_enum};
#[allow(unused_imports)]
use crate::x11_utils::{Request, RequestHeader, Serialize, TryParse, TryParseFd, TryIntoUSize};
use crate::connection::{BufWithFds, PiecewiseBuf, RequestConnection};
#[allow(unused_imports)]
use crate::connection::Connection as X11Connection;
#[allow(unused_imports)]
use crate::cookie::{Cookie, CookieWithFds, VoidCookie};
use crate::errors::{ConnectionError, ParseError};
#[allow(unused_imports)]
use crate::errors::ReplyOrIdError;
use super::render;
use super::shape;
use super::xproto;

/// The X11 name of the extension for QueryExtension
pub const X11_EXTENSION_NAME: &str = "XFIXES";

/// The version number of this extension that this client library supports.
///
/// This constant contains the version number of this extension that is supported
/// by this build of x11rb. For most things, it does not make sense to use this
/// information. If you need to send a `QueryVersion`, it is recommended to instead
/// send the maximum version of the extension that you need.
pub const X11_XML_VERSION: (u32, u32) = (5, 0);

/// Get the major opcode of this extension
fn major_opcode<Conn: RequestConnection + ?Sized>(conn: &Conn) -> Result<u8, ConnectionError> {
    let info = conn.extension_information(X11_EXTENSION_NAME)?;
    let info = info.ok_or(ConnectionError::UnsupportedExtension)?;
    Ok(info.major_opcode)
}

/// Opcode for the QueryVersion request
pub const QUERY_VERSION_REQUEST: u8 = 0;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct QueryVersionRequest {
    pub client_major_version: u32,
    pub client_minor_version: u32,
}
impl QueryVersionRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let client_major_version_bytes = self.client_major_version.serialize();
        let client_minor_version_bytes = self.client_minor_version.serialize();
        let mut request0 = vec![
            major_opcode,
            QUERY_VERSION_REQUEST,
            0,
            0,
            client_major_version_bytes[0],
            client_major_version_bytes[1],
            client_major_version_bytes[2],
            client_major_version_bytes[3],
            client_minor_version_bytes[0],
            client_minor_version_bytes[1],
            client_minor_version_bytes[2],
            client_minor_version_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<Cookie<'_, Conn, QueryVersionReply>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_with_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != QUERY_VERSION_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (client_major_version, remaining) = u32::try_parse(value)?;
        let (client_minor_version, remaining) = u32::try_parse(remaining)?;
        let _ = remaining;
        Ok(QueryVersionRequest {
            client_major_version,
            client_minor_version,
        })
    }
}
impl Request for QueryVersionRequest {
    type Reply = QueryVersionReply;
}
pub fn query_version<Conn>(conn: &Conn, client_major_version: u32, client_minor_version: u32) -> Result<Cookie<'_, Conn, QueryVersionReply>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = QueryVersionRequest {
        client_major_version,
        client_minor_version,
    };
    request0.send(conn)
}

#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct QueryVersionReply {
    pub sequence: u16,
    pub length: u32,
    pub major_version: u32,
    pub minor_version: u32,
}
impl TryParse for QueryVersionReply {
    fn try_parse(initial_value: &[u8]) -> Result<(Self, &[u8]), ParseError> {
        let remaining = initial_value;
        let (response_type, remaining) = u8::try_parse(remaining)?;
        let remaining = remaining.get(1..).ok_or(ParseError::InsufficientData)?;
        let (sequence, remaining) = u16::try_parse(remaining)?;
        let (length, remaining) = u32::try_parse(remaining)?;
        let (major_version, remaining) = u32::try_parse(remaining)?;
        let (minor_version, remaining) = u32::try_parse(remaining)?;
        let remaining = remaining.get(16..).ok_or(ParseError::InsufficientData)?;
        if response_type != 1 {
            return Err(ParseError::InvalidValue);
        }
        let result = QueryVersionReply { sequence, length, major_version, minor_version };
        let _ = remaining;
        let remaining = initial_value.get(32 + length as usize * 4..)
            .ok_or(ParseError::InsufficientData)?;
        Ok((result, remaining))
    }
}

#[derive(Clone, Copy, PartialEq, Eq)]
pub struct SaveSetMode(u8);
impl SaveSetMode {
    pub const INSERT: Self = Self(0);
    pub const DELETE: Self = Self(1);
}
impl From<SaveSetMode> for u8 {
    #[inline]
    fn from(input: SaveSetMode) -> Self {
        input.0
    }
}
impl From<SaveSetMode> for Option<u8> {
    #[inline]
    fn from(input: SaveSetMode) -> Self {
        Some(input.0)
    }
}
impl From<SaveSetMode> for u16 {
    #[inline]
    fn from(input: SaveSetMode) -> Self {
        u16::from(input.0)
    }
}
impl From<SaveSetMode> for Option<u16> {
    #[inline]
    fn from(input: SaveSetMode) -> Self {
        Some(u16::from(input.0))
    }
}
impl From<SaveSetMode> for u32 {
    #[inline]
    fn from(input: SaveSetMode) -> Self {
        u32::from(input.0)
    }
}
impl From<SaveSetMode> for Option<u32> {
    #[inline]
    fn from(input: SaveSetMode) -> Self {
        Some(u32::from(input.0))
    }
}
impl From<u8> for SaveSetMode {
    #[inline]
    fn from(value: u8) -> Self {
        Self(value)
    }
}
impl std::fmt::Debug for SaveSetMode  {
    fn fmt(&self, fmt: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        let variants = [
            (Self::INSERT.0.into(), "INSERT", "Insert"),
            (Self::DELETE.0.into(), "DELETE", "Delete"),
        ];
        pretty_print_enum(fmt, self.0.into(), &variants)
    }
}

#[derive(Clone, Copy, PartialEq, Eq)]
pub struct SaveSetTarget(u8);
impl SaveSetTarget {
    pub const NEAREST: Self = Self(0);
    pub const ROOT: Self = Self(1);
}
impl From<SaveSetTarget> for u8 {
    #[inline]
    fn from(input: SaveSetTarget) -> Self {
        input.0
    }
}
impl From<SaveSetTarget> for Option<u8> {
    #[inline]
    fn from(input: SaveSetTarget) -> Self {
        Some(input.0)
    }
}
impl From<SaveSetTarget> for u16 {
    #[inline]
    fn from(input: SaveSetTarget) -> Self {
        u16::from(input.0)
    }
}
impl From<SaveSetTarget> for Option<u16> {
    #[inline]
    fn from(input: SaveSetTarget) -> Self {
        Some(u16::from(input.0))
    }
}
impl From<SaveSetTarget> for u32 {
    #[inline]
    fn from(input: SaveSetTarget) -> Self {
        u32::from(input.0)
    }
}
impl From<SaveSetTarget> for Option<u32> {
    #[inline]
    fn from(input: SaveSetTarget) -> Self {
        Some(u32::from(input.0))
    }
}
impl From<u8> for SaveSetTarget {
    #[inline]
    fn from(value: u8) -> Self {
        Self(value)
    }
}
impl std::fmt::Debug for SaveSetTarget  {
    fn fmt(&self, fmt: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        let variants = [
            (Self::NEAREST.0.into(), "NEAREST", "Nearest"),
            (Self::ROOT.0.into(), "ROOT", "Root"),
        ];
        pretty_print_enum(fmt, self.0.into(), &variants)
    }
}

#[derive(Clone, Copy, PartialEq, Eq)]
pub struct SaveSetMapping(u8);
impl SaveSetMapping {
    pub const MAP: Self = Self(0);
    pub const UNMAP: Self = Self(1);
}
impl From<SaveSetMapping> for u8 {
    #[inline]
    fn from(input: SaveSetMapping) -> Self {
        input.0
    }
}
impl From<SaveSetMapping> for Option<u8> {
    #[inline]
    fn from(input: SaveSetMapping) -> Self {
        Some(input.0)
    }
}
impl From<SaveSetMapping> for u16 {
    #[inline]
    fn from(input: SaveSetMapping) -> Self {
        u16::from(input.0)
    }
}
impl From<SaveSetMapping> for Option<u16> {
    #[inline]
    fn from(input: SaveSetMapping) -> Self {
        Some(u16::from(input.0))
    }
}
impl From<SaveSetMapping> for u32 {
    #[inline]
    fn from(input: SaveSetMapping) -> Self {
        u32::from(input.0)
    }
}
impl From<SaveSetMapping> for Option<u32> {
    #[inline]
    fn from(input: SaveSetMapping) -> Self {
        Some(u32::from(input.0))
    }
}
impl From<u8> for SaveSetMapping {
    #[inline]
    fn from(value: u8) -> Self {
        Self(value)
    }
}
impl std::fmt::Debug for SaveSetMapping  {
    fn fmt(&self, fmt: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        let variants = [
            (Self::MAP.0.into(), "MAP", "Map"),
            (Self::UNMAP.0.into(), "UNMAP", "Unmap"),
        ];
        pretty_print_enum(fmt, self.0.into(), &variants)
    }
}

/// Opcode for the ChangeSaveSet request
pub const CHANGE_SAVE_SET_REQUEST: u8 = 1;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct ChangeSaveSetRequest {
    pub mode: SaveSetMode,
    pub target: SaveSetTarget,
    pub map: SaveSetMapping,
    pub window: xproto::Window,
}
impl ChangeSaveSetRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let mode_bytes = u8::from(self.mode).serialize();
        let target_bytes = u8::from(self.target).serialize();
        let map_bytes = u8::from(self.map).serialize();
        let window_bytes = self.window.serialize();
        let mut request0 = vec![
            major_opcode,
            CHANGE_SAVE_SET_REQUEST,
            0,
            0,
            mode_bytes[0],
            target_bytes[0],
            map_bytes[0],
            0,
            window_bytes[0],
            window_bytes[1],
            window_bytes[2],
            window_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != CHANGE_SAVE_SET_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (mode, remaining) = u8::try_parse(value)?;
        let mode = mode.into();
        let (target, remaining) = u8::try_parse(remaining)?;
        let target = target.into();
        let (map, remaining) = u8::try_parse(remaining)?;
        let map = map.into();
        let remaining = remaining.get(1..).ok_or(ParseError::InsufficientData)?;
        let (window, remaining) = xproto::Window::try_parse(remaining)?;
        let _ = remaining;
        Ok(ChangeSaveSetRequest {
            mode,
            target,
            map,
            window,
        })
    }
}
impl Request for ChangeSaveSetRequest {
    type Reply = ();
}
pub fn change_save_set<Conn>(conn: &Conn, mode: SaveSetMode, target: SaveSetTarget, map: SaveSetMapping, window: xproto::Window) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = ChangeSaveSetRequest {
        mode,
        target,
        map,
        window,
    };
    request0.send(conn)
}

#[derive(Clone, Copy, PartialEq, Eq)]
pub struct SelectionEvent(u8);
impl SelectionEvent {
    pub const SET_SELECTION_OWNER: Self = Self(0);
    pub const SELECTION_WINDOW_DESTROY: Self = Self(1);
    pub const SELECTION_CLIENT_CLOSE: Self = Self(2);
}
impl From<SelectionEvent> for u8 {
    #[inline]
    fn from(input: SelectionEvent) -> Self {
        input.0
    }
}
impl From<SelectionEvent> for Option<u8> {
    #[inline]
    fn from(input: SelectionEvent) -> Self {
        Some(input.0)
    }
}
impl From<SelectionEvent> for u16 {
    #[inline]
    fn from(input: SelectionEvent) -> Self {
        u16::from(input.0)
    }
}
impl From<SelectionEvent> for Option<u16> {
    #[inline]
    fn from(input: SelectionEvent) -> Self {
        Some(u16::from(input.0))
    }
}
impl From<SelectionEvent> for u32 {
    #[inline]
    fn from(input: SelectionEvent) -> Self {
        u32::from(input.0)
    }
}
impl From<SelectionEvent> for Option<u32> {
    #[inline]
    fn from(input: SelectionEvent) -> Self {
        Some(u32::from(input.0))
    }
}
impl From<u8> for SelectionEvent {
    #[inline]
    fn from(value: u8) -> Self {
        Self(value)
    }
}
impl std::fmt::Debug for SelectionEvent  {
    fn fmt(&self, fmt: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        let variants = [
            (Self::SET_SELECTION_OWNER.0.into(), "SET_SELECTION_OWNER", "SetSelectionOwner"),
            (Self::SELECTION_WINDOW_DESTROY.0.into(), "SELECTION_WINDOW_DESTROY", "SelectionWindowDestroy"),
            (Self::SELECTION_CLIENT_CLOSE.0.into(), "SELECTION_CLIENT_CLOSE", "SelectionClientClose"),
        ];
        pretty_print_enum(fmt, self.0.into(), &variants)
    }
}

#[derive(Clone, Copy, PartialEq, Eq)]
pub struct SelectionEventMask(u8);
impl SelectionEventMask {
    pub const SET_SELECTION_OWNER: Self = Self(1 << 0);
    pub const SELECTION_WINDOW_DESTROY: Self = Self(1 << 1);
    pub const SELECTION_CLIENT_CLOSE: Self = Self(1 << 2);
}
impl From<SelectionEventMask> for u8 {
    #[inline]
    fn from(input: SelectionEventMask) -> Self {
        input.0
    }
}
impl From<SelectionEventMask> for Option<u8> {
    #[inline]
    fn from(input: SelectionEventMask) -> Self {
        Some(input.0)
    }
}
impl From<SelectionEventMask> for u16 {
    #[inline]
    fn from(input: SelectionEventMask) -> Self {
        u16::from(input.0)
    }
}
impl From<SelectionEventMask> for Option<u16> {
    #[inline]
    fn from(input: SelectionEventMask) -> Self {
        Some(u16::from(input.0))
    }
}
impl From<SelectionEventMask> for u32 {
    #[inline]
    fn from(input: SelectionEventMask) -> Self {
        u32::from(input.0)
    }
}
impl From<SelectionEventMask> for Option<u32> {
    #[inline]
    fn from(input: SelectionEventMask) -> Self {
        Some(u32::from(input.0))
    }
}
impl From<u8> for SelectionEventMask {
    #[inline]
    fn from(value: u8) -> Self {
        Self(value)
    }
}
impl std::fmt::Debug for SelectionEventMask  {
    fn fmt(&self, fmt: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        let variants = [
            (Self::SET_SELECTION_OWNER.0.into(), "SET_SELECTION_OWNER", "SetSelectionOwner"),
            (Self::SELECTION_WINDOW_DESTROY.0.into(), "SELECTION_WINDOW_DESTROY", "SelectionWindowDestroy"),
            (Self::SELECTION_CLIENT_CLOSE.0.into(), "SELECTION_CLIENT_CLOSE", "SelectionClientClose"),
        ];
        pretty_print_bitmask(fmt, self.0.into(), &variants)
    }
}
bitmask_binop!(SelectionEventMask, u8);

/// Opcode for the SelectionNotify event
pub const SELECTION_NOTIFY_EVENT: u8 = 0;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct SelectionNotifyEvent {
    pub response_type: u8,
    pub subtype: SelectionEvent,
    pub sequence: u16,
    pub window: xproto::Window,
    pub owner: xproto::Window,
    pub selection: xproto::Atom,
    pub timestamp: xproto::Timestamp,
    pub selection_timestamp: xproto::Timestamp,
}
impl TryParse for SelectionNotifyEvent {
    fn try_parse(initial_value: &[u8]) -> Result<(Self, &[u8]), ParseError> {
        let remaining = initial_value;
        let (response_type, remaining) = u8::try_parse(remaining)?;
        let (subtype, remaining) = u8::try_parse(remaining)?;
        let (sequence, remaining) = u16::try_parse(remaining)?;
        let (window, remaining) = xproto::Window::try_parse(remaining)?;
        let (owner, remaining) = xproto::Window::try_parse(remaining)?;
        let (selection, remaining) = xproto::Atom::try_parse(remaining)?;
        let (timestamp, remaining) = xproto::Timestamp::try_parse(remaining)?;
        let (selection_timestamp, remaining) = xproto::Timestamp::try_parse(remaining)?;
        let remaining = remaining.get(8..).ok_or(ParseError::InsufficientData)?;
        let subtype = subtype.into();
        let result = SelectionNotifyEvent { response_type, subtype, sequence, window, owner, selection, timestamp, selection_timestamp };
        let _ = remaining;
        let remaining = initial_value.get(32..)
            .ok_or(ParseError::InsufficientData)?;
        Ok((result, remaining))
    }
}
impl From<&SelectionNotifyEvent> for [u8; 32] {
    fn from(input: &SelectionNotifyEvent) -> Self {
        let response_type_bytes = input.response_type.serialize();
        let subtype_bytes = u8::from(input.subtype).serialize();
        let sequence_bytes = input.sequence.serialize();
        let window_bytes = input.window.serialize();
        let owner_bytes = input.owner.serialize();
        let selection_bytes = input.selection.serialize();
        let timestamp_bytes = input.timestamp.serialize();
        let selection_timestamp_bytes = input.selection_timestamp.serialize();
        [
            response_type_bytes[0],
            subtype_bytes[0],
            sequence_bytes[0],
            sequence_bytes[1],
            window_bytes[0],
            window_bytes[1],
            window_bytes[2],
            window_bytes[3],
            owner_bytes[0],
            owner_bytes[1],
            owner_bytes[2],
            owner_bytes[3],
            selection_bytes[0],
            selection_bytes[1],
            selection_bytes[2],
            selection_bytes[3],
            timestamp_bytes[0],
            timestamp_bytes[1],
            timestamp_bytes[2],
            timestamp_bytes[3],
            selection_timestamp_bytes[0],
            selection_timestamp_bytes[1],
            selection_timestamp_bytes[2],
            selection_timestamp_bytes[3],
            0,
            0,
            0,
            0,
            0,
            0,
            0,
            0,
        ]
    }
}
impl From<SelectionNotifyEvent> for [u8; 32] {
    fn from(input: SelectionNotifyEvent) -> Self {
        Self::from(&input)
    }
}

/// Opcode for the SelectSelectionInput request
pub const SELECT_SELECTION_INPUT_REQUEST: u8 = 2;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct SelectSelectionInputRequest {
    pub window: xproto::Window,
    pub selection: xproto::Atom,
    pub event_mask: u32,
}
impl SelectSelectionInputRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let window_bytes = self.window.serialize();
        let selection_bytes = self.selection.serialize();
        let event_mask_bytes = self.event_mask.serialize();
        let mut request0 = vec![
            major_opcode,
            SELECT_SELECTION_INPUT_REQUEST,
            0,
            0,
            window_bytes[0],
            window_bytes[1],
            window_bytes[2],
            window_bytes[3],
            selection_bytes[0],
            selection_bytes[1],
            selection_bytes[2],
            selection_bytes[3],
            event_mask_bytes[0],
            event_mask_bytes[1],
            event_mask_bytes[2],
            event_mask_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != SELECT_SELECTION_INPUT_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (window, remaining) = xproto::Window::try_parse(value)?;
        let (selection, remaining) = xproto::Atom::try_parse(remaining)?;
        let (event_mask, remaining) = u32::try_parse(remaining)?;
        let _ = remaining;
        Ok(SelectSelectionInputRequest {
            window,
            selection,
            event_mask,
        })
    }
}
impl Request for SelectSelectionInputRequest {
    type Reply = ();
}
pub fn select_selection_input<Conn, A>(conn: &Conn, window: xproto::Window, selection: xproto::Atom, event_mask: A) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
    A: Into<u32>,
{
    let event_mask: u32 = event_mask.into();
    let request0 = SelectSelectionInputRequest {
        window,
        selection,
        event_mask,
    };
    request0.send(conn)
}

#[derive(Clone, Copy, PartialEq, Eq)]
pub struct CursorNotify(u8);
impl CursorNotify {
    pub const DISPLAY_CURSOR: Self = Self(0);
}
impl From<CursorNotify> for u8 {
    #[inline]
    fn from(input: CursorNotify) -> Self {
        input.0
    }
}
impl From<CursorNotify> for Option<u8> {
    #[inline]
    fn from(input: CursorNotify) -> Self {
        Some(input.0)
    }
}
impl From<CursorNotify> for u16 {
    #[inline]
    fn from(input: CursorNotify) -> Self {
        u16::from(input.0)
    }
}
impl From<CursorNotify> for Option<u16> {
    #[inline]
    fn from(input: CursorNotify) -> Self {
        Some(u16::from(input.0))
    }
}
impl From<CursorNotify> for u32 {
    #[inline]
    fn from(input: CursorNotify) -> Self {
        u32::from(input.0)
    }
}
impl From<CursorNotify> for Option<u32> {
    #[inline]
    fn from(input: CursorNotify) -> Self {
        Some(u32::from(input.0))
    }
}
impl From<u8> for CursorNotify {
    #[inline]
    fn from(value: u8) -> Self {
        Self(value)
    }
}
impl std::fmt::Debug for CursorNotify  {
    fn fmt(&self, fmt: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        let variants = [
            (Self::DISPLAY_CURSOR.0.into(), "DISPLAY_CURSOR", "DisplayCursor"),
        ];
        pretty_print_enum(fmt, self.0.into(), &variants)
    }
}

#[derive(Clone, Copy, PartialEq, Eq)]
pub struct CursorNotifyMask(u8);
impl CursorNotifyMask {
    pub const DISPLAY_CURSOR: Self = Self(1 << 0);
}
impl From<CursorNotifyMask> for u8 {
    #[inline]
    fn from(input: CursorNotifyMask) -> Self {
        input.0
    }
}
impl From<CursorNotifyMask> for Option<u8> {
    #[inline]
    fn from(input: CursorNotifyMask) -> Self {
        Some(input.0)
    }
}
impl From<CursorNotifyMask> for u16 {
    #[inline]
    fn from(input: CursorNotifyMask) -> Self {
        u16::from(input.0)
    }
}
impl From<CursorNotifyMask> for Option<u16> {
    #[inline]
    fn from(input: CursorNotifyMask) -> Self {
        Some(u16::from(input.0))
    }
}
impl From<CursorNotifyMask> for u32 {
    #[inline]
    fn from(input: CursorNotifyMask) -> Self {
        u32::from(input.0)
    }
}
impl From<CursorNotifyMask> for Option<u32> {
    #[inline]
    fn from(input: CursorNotifyMask) -> Self {
        Some(u32::from(input.0))
    }
}
impl From<u8> for CursorNotifyMask {
    #[inline]
    fn from(value: u8) -> Self {
        Self(value)
    }
}
impl std::fmt::Debug for CursorNotifyMask  {
    fn fmt(&self, fmt: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        let variants = [
            (Self::DISPLAY_CURSOR.0.into(), "DISPLAY_CURSOR", "DisplayCursor"),
        ];
        pretty_print_bitmask(fmt, self.0.into(), &variants)
    }
}
bitmask_binop!(CursorNotifyMask, u8);

/// Opcode for the CursorNotify event
pub const CURSOR_NOTIFY_EVENT: u8 = 1;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct CursorNotifyEvent {
    pub response_type: u8,
    pub subtype: CursorNotify,
    pub sequence: u16,
    pub window: xproto::Window,
    pub cursor_serial: u32,
    pub timestamp: xproto::Timestamp,
    pub name: xproto::Atom,
}
impl TryParse for CursorNotifyEvent {
    fn try_parse(initial_value: &[u8]) -> Result<(Self, &[u8]), ParseError> {
        let remaining = initial_value;
        let (response_type, remaining) = u8::try_parse(remaining)?;
        let (subtype, remaining) = u8::try_parse(remaining)?;
        let (sequence, remaining) = u16::try_parse(remaining)?;
        let (window, remaining) = xproto::Window::try_parse(remaining)?;
        let (cursor_serial, remaining) = u32::try_parse(remaining)?;
        let (timestamp, remaining) = xproto::Timestamp::try_parse(remaining)?;
        let (name, remaining) = xproto::Atom::try_parse(remaining)?;
        let remaining = remaining.get(12..).ok_or(ParseError::InsufficientData)?;
        let subtype = subtype.into();
        let result = CursorNotifyEvent { response_type, subtype, sequence, window, cursor_serial, timestamp, name };
        let _ = remaining;
        let remaining = initial_value.get(32..)
            .ok_or(ParseError::InsufficientData)?;
        Ok((result, remaining))
    }
}
impl From<&CursorNotifyEvent> for [u8; 32] {
    fn from(input: &CursorNotifyEvent) -> Self {
        let response_type_bytes = input.response_type.serialize();
        let subtype_bytes = u8::from(input.subtype).serialize();
        let sequence_bytes = input.sequence.serialize();
        let window_bytes = input.window.serialize();
        let cursor_serial_bytes = input.cursor_serial.serialize();
        let timestamp_bytes = input.timestamp.serialize();
        let name_bytes = input.name.serialize();
        [
            response_type_bytes[0],
            subtype_bytes[0],
            sequence_bytes[0],
            sequence_bytes[1],
            window_bytes[0],
            window_bytes[1],
            window_bytes[2],
            window_bytes[3],
            cursor_serial_bytes[0],
            cursor_serial_bytes[1],
            cursor_serial_bytes[2],
            cursor_serial_bytes[3],
            timestamp_bytes[0],
            timestamp_bytes[1],
            timestamp_bytes[2],
            timestamp_bytes[3],
            name_bytes[0],
            name_bytes[1],
            name_bytes[2],
            name_bytes[3],
            0,
            0,
            0,
            0,
            0,
            0,
            0,
            0,
            0,
            0,
            0,
            0,
        ]
    }
}
impl From<CursorNotifyEvent> for [u8; 32] {
    fn from(input: CursorNotifyEvent) -> Self {
        Self::from(&input)
    }
}

/// Opcode for the SelectCursorInput request
pub const SELECT_CURSOR_INPUT_REQUEST: u8 = 3;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct SelectCursorInputRequest {
    pub window: xproto::Window,
    pub event_mask: u32,
}
impl SelectCursorInputRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let window_bytes = self.window.serialize();
        let event_mask_bytes = self.event_mask.serialize();
        let mut request0 = vec![
            major_opcode,
            SELECT_CURSOR_INPUT_REQUEST,
            0,
            0,
            window_bytes[0],
            window_bytes[1],
            window_bytes[2],
            window_bytes[3],
            event_mask_bytes[0],
            event_mask_bytes[1],
            event_mask_bytes[2],
            event_mask_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != SELECT_CURSOR_INPUT_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (window, remaining) = xproto::Window::try_parse(value)?;
        let (event_mask, remaining) = u32::try_parse(remaining)?;
        let _ = remaining;
        Ok(SelectCursorInputRequest {
            window,
            event_mask,
        })
    }
}
impl Request for SelectCursorInputRequest {
    type Reply = ();
}
pub fn select_cursor_input<Conn, A>(conn: &Conn, window: xproto::Window, event_mask: A) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
    A: Into<u32>,
{
    let event_mask: u32 = event_mask.into();
    let request0 = SelectCursorInputRequest {
        window,
        event_mask,
    };
    request0.send(conn)
}

/// Opcode for the GetCursorImage request
pub const GET_CURSOR_IMAGE_REQUEST: u8 = 4;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct GetCursorImageRequest;
impl GetCursorImageRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let mut request0 = vec![
            major_opcode,
            GET_CURSOR_IMAGE_REQUEST,
            0,
            0,
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<Cookie<'_, Conn, GetCursorImageReply>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_with_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != GET_CURSOR_IMAGE_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let _ = value;
        Ok(GetCursorImageRequest
        )
    }
}
impl Request for GetCursorImageRequest {
    type Reply = GetCursorImageReply;
}
pub fn get_cursor_image<Conn>(conn: &Conn) -> Result<Cookie<'_, Conn, GetCursorImageReply>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = GetCursorImageRequest;
    request0.send(conn)
}

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct GetCursorImageReply {
    pub sequence: u16,
    pub length: u32,
    pub x: i16,
    pub y: i16,
    pub width: u16,
    pub height: u16,
    pub xhot: u16,
    pub yhot: u16,
    pub cursor_serial: u32,
    pub cursor_image: Vec<u32>,
}
impl TryParse for GetCursorImageReply {
    fn try_parse(initial_value: &[u8]) -> Result<(Self, &[u8]), ParseError> {
        let remaining = initial_value;
        let (response_type, remaining) = u8::try_parse(remaining)?;
        let remaining = remaining.get(1..).ok_or(ParseError::InsufficientData)?;
        let (sequence, remaining) = u16::try_parse(remaining)?;
        let (length, remaining) = u32::try_parse(remaining)?;
        let (x, remaining) = i16::try_parse(remaining)?;
        let (y, remaining) = i16::try_parse(remaining)?;
        let (width, remaining) = u16::try_parse(remaining)?;
        let (height, remaining) = u16::try_parse(remaining)?;
        let (xhot, remaining) = u16::try_parse(remaining)?;
        let (yhot, remaining) = u16::try_parse(remaining)?;
        let (cursor_serial, remaining) = u32::try_parse(remaining)?;
        let remaining = remaining.get(8..).ok_or(ParseError::InsufficientData)?;
        let (cursor_image, remaining) = crate::x11_utils::parse_list::<u32>(remaining, u32::from(width).checked_mul(u32::from(height)).ok_or(ParseError::InvalidExpression)?.try_to_usize()?)?;
        if response_type != 1 {
            return Err(ParseError::InvalidValue);
        }
        let result = GetCursorImageReply { sequence, length, x, y, width, height, xhot, yhot, cursor_serial, cursor_image };
        let _ = remaining;
        let remaining = initial_value.get(32 + length as usize * 4..)
            .ok_or(ParseError::InsufficientData)?;
        Ok((result, remaining))
    }
}

pub type Region = u32;

/// Opcode for the BadRegion error
pub const BAD_REGION_ERROR: u8 = 0;

#[derive(Clone, Copy, PartialEq, Eq)]
pub struct RegionEnum(u8);
impl RegionEnum {
    pub const NONE: Self = Self(0);
}
impl From<RegionEnum> for u8 {
    #[inline]
    fn from(input: RegionEnum) -> Self {
        input.0
    }
}
impl From<RegionEnum> for Option<u8> {
    #[inline]
    fn from(input: RegionEnum) -> Self {
        Some(input.0)
    }
}
impl From<RegionEnum> for u16 {
    #[inline]
    fn from(input: RegionEnum) -> Self {
        u16::from(input.0)
    }
}
impl From<RegionEnum> for Option<u16> {
    #[inline]
    fn from(input: RegionEnum) -> Self {
        Some(u16::from(input.0))
    }
}
impl From<RegionEnum> for u32 {
    #[inline]
    fn from(input: RegionEnum) -> Self {
        u32::from(input.0)
    }
}
impl From<RegionEnum> for Option<u32> {
    #[inline]
    fn from(input: RegionEnum) -> Self {
        Some(u32::from(input.0))
    }
}
impl From<u8> for RegionEnum {
    #[inline]
    fn from(value: u8) -> Self {
        Self(value)
    }
}
impl std::fmt::Debug for RegionEnum  {
    fn fmt(&self, fmt: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        let variants = [
            (Self::NONE.0.into(), "NONE", "None"),
        ];
        pretty_print_enum(fmt, self.0.into(), &variants)
    }
}

/// Opcode for the CreateRegion request
pub const CREATE_REGION_REQUEST: u8 = 5;
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct CreateRegionRequest<'input> {
    pub region: Region,
    pub rectangles: Cow<'input, [xproto::Rectangle]>,
}
impl<'input> CreateRegionRequest<'input> {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'input>> {
        let length_so_far = 0;
        let region_bytes = self.region.serialize();
        let mut request0 = vec![
            major_opcode,
            CREATE_REGION_REQUEST,
            0,
            0,
            region_bytes[0],
            region_bytes[1],
            region_bytes[2],
            region_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        let rectangles_bytes = self.rectangles.serialize();
        let length_so_far = length_so_far + rectangles_bytes.len();
        let padding0 = &[0; 3][..(4 - (length_so_far % 4)) % 4];
        let length_so_far = length_so_far + padding0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into(), rectangles_bytes.into(), padding0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &'input [u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != CREATE_REGION_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (region, remaining) = Region::try_parse(value)?;
        let mut remaining = remaining;
        // Length is 'everything left in the input'
        let mut rectangles = Vec::new();
        while !remaining.is_empty() {
            let (v, new_remaining) = xproto::Rectangle::try_parse(remaining)?;
            remaining = new_remaining;
            rectangles.push(v);
        }
        let _ = remaining;
        Ok(CreateRegionRequest {
            region,
            rectangles: Cow::Owned(rectangles),
        })
    }
    /// Clone all borrowed data in this CreateRegionRequest.
    pub fn into_owned(self) -> CreateRegionRequest<'static> {
        CreateRegionRequest {
            region: self.region,
            rectangles: Cow::Owned(self.rectangles.into_owned()),
        }
    }
}
impl<'input> Request for CreateRegionRequest<'input> {
    type Reply = ();
}
pub fn create_region<'c, 'input, Conn>(conn: &'c Conn, region: Region, rectangles: &'input [xproto::Rectangle]) -> Result<VoidCookie<'c, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = CreateRegionRequest {
        region,
        rectangles: Cow::Borrowed(rectangles),
    };
    request0.send(conn)
}

/// Opcode for the CreateRegionFromBitmap request
pub const CREATE_REGION_FROM_BITMAP_REQUEST: u8 = 6;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct CreateRegionFromBitmapRequest {
    pub region: Region,
    pub bitmap: xproto::Pixmap,
}
impl CreateRegionFromBitmapRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let region_bytes = self.region.serialize();
        let bitmap_bytes = self.bitmap.serialize();
        let mut request0 = vec![
            major_opcode,
            CREATE_REGION_FROM_BITMAP_REQUEST,
            0,
            0,
            region_bytes[0],
            region_bytes[1],
            region_bytes[2],
            region_bytes[3],
            bitmap_bytes[0],
            bitmap_bytes[1],
            bitmap_bytes[2],
            bitmap_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != CREATE_REGION_FROM_BITMAP_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (region, remaining) = Region::try_parse(value)?;
        let (bitmap, remaining) = xproto::Pixmap::try_parse(remaining)?;
        let _ = remaining;
        Ok(CreateRegionFromBitmapRequest {
            region,
            bitmap,
        })
    }
}
impl Request for CreateRegionFromBitmapRequest {
    type Reply = ();
}
pub fn create_region_from_bitmap<Conn>(conn: &Conn, region: Region, bitmap: xproto::Pixmap) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = CreateRegionFromBitmapRequest {
        region,
        bitmap,
    };
    request0.send(conn)
}

/// Opcode for the CreateRegionFromWindow request
pub const CREATE_REGION_FROM_WINDOW_REQUEST: u8 = 7;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct CreateRegionFromWindowRequest {
    pub region: Region,
    pub window: xproto::Window,
    pub kind: shape::SK,
}
impl CreateRegionFromWindowRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let region_bytes = self.region.serialize();
        let window_bytes = self.window.serialize();
        let kind_bytes = shape::Kind::from(self.kind).serialize();
        let mut request0 = vec![
            major_opcode,
            CREATE_REGION_FROM_WINDOW_REQUEST,
            0,
            0,
            region_bytes[0],
            region_bytes[1],
            region_bytes[2],
            region_bytes[3],
            window_bytes[0],
            window_bytes[1],
            window_bytes[2],
            window_bytes[3],
            kind_bytes[0],
            0,
            0,
            0,
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != CREATE_REGION_FROM_WINDOW_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (region, remaining) = Region::try_parse(value)?;
        let (window, remaining) = xproto::Window::try_parse(remaining)?;
        let (kind, remaining) = shape::Kind::try_parse(remaining)?;
        let kind = kind.into();
        let remaining = remaining.get(3..).ok_or(ParseError::InsufficientData)?;
        let _ = remaining;
        Ok(CreateRegionFromWindowRequest {
            region,
            window,
            kind,
        })
    }
}
impl Request for CreateRegionFromWindowRequest {
    type Reply = ();
}
pub fn create_region_from_window<Conn>(conn: &Conn, region: Region, window: xproto::Window, kind: shape::SK) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = CreateRegionFromWindowRequest {
        region,
        window,
        kind,
    };
    request0.send(conn)
}

/// Opcode for the CreateRegionFromGC request
pub const CREATE_REGION_FROM_GC_REQUEST: u8 = 8;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct CreateRegionFromGCRequest {
    pub region: Region,
    pub gc: xproto::Gcontext,
}
impl CreateRegionFromGCRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let region_bytes = self.region.serialize();
        let gc_bytes = self.gc.serialize();
        let mut request0 = vec![
            major_opcode,
            CREATE_REGION_FROM_GC_REQUEST,
            0,
            0,
            region_bytes[0],
            region_bytes[1],
            region_bytes[2],
            region_bytes[3],
            gc_bytes[0],
            gc_bytes[1],
            gc_bytes[2],
            gc_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != CREATE_REGION_FROM_GC_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (region, remaining) = Region::try_parse(value)?;
        let (gc, remaining) = xproto::Gcontext::try_parse(remaining)?;
        let _ = remaining;
        Ok(CreateRegionFromGCRequest {
            region,
            gc,
        })
    }
}
impl Request for CreateRegionFromGCRequest {
    type Reply = ();
}
pub fn create_region_from_gc<Conn>(conn: &Conn, region: Region, gc: xproto::Gcontext) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = CreateRegionFromGCRequest {
        region,
        gc,
    };
    request0.send(conn)
}

/// Opcode for the CreateRegionFromPicture request
pub const CREATE_REGION_FROM_PICTURE_REQUEST: u8 = 9;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct CreateRegionFromPictureRequest {
    pub region: Region,
    pub picture: render::Picture,
}
impl CreateRegionFromPictureRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let region_bytes = self.region.serialize();
        let picture_bytes = self.picture.serialize();
        let mut request0 = vec![
            major_opcode,
            CREATE_REGION_FROM_PICTURE_REQUEST,
            0,
            0,
            region_bytes[0],
            region_bytes[1],
            region_bytes[2],
            region_bytes[3],
            picture_bytes[0],
            picture_bytes[1],
            picture_bytes[2],
            picture_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != CREATE_REGION_FROM_PICTURE_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (region, remaining) = Region::try_parse(value)?;
        let (picture, remaining) = render::Picture::try_parse(remaining)?;
        let _ = remaining;
        Ok(CreateRegionFromPictureRequest {
            region,
            picture,
        })
    }
}
impl Request for CreateRegionFromPictureRequest {
    type Reply = ();
}
pub fn create_region_from_picture<Conn>(conn: &Conn, region: Region, picture: render::Picture) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = CreateRegionFromPictureRequest {
        region,
        picture,
    };
    request0.send(conn)
}

/// Opcode for the DestroyRegion request
pub const DESTROY_REGION_REQUEST: u8 = 10;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct DestroyRegionRequest {
    pub region: Region,
}
impl DestroyRegionRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let region_bytes = self.region.serialize();
        let mut request0 = vec![
            major_opcode,
            DESTROY_REGION_REQUEST,
            0,
            0,
            region_bytes[0],
            region_bytes[1],
            region_bytes[2],
            region_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != DESTROY_REGION_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (region, remaining) = Region::try_parse(value)?;
        let _ = remaining;
        Ok(DestroyRegionRequest {
            region,
        })
    }
}
impl Request for DestroyRegionRequest {
    type Reply = ();
}
pub fn destroy_region<Conn>(conn: &Conn, region: Region) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = DestroyRegionRequest {
        region,
    };
    request0.send(conn)
}

/// Opcode for the SetRegion request
pub const SET_REGION_REQUEST: u8 = 11;
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct SetRegionRequest<'input> {
    pub region: Region,
    pub rectangles: Cow<'input, [xproto::Rectangle]>,
}
impl<'input> SetRegionRequest<'input> {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'input>> {
        let length_so_far = 0;
        let region_bytes = self.region.serialize();
        let mut request0 = vec![
            major_opcode,
            SET_REGION_REQUEST,
            0,
            0,
            region_bytes[0],
            region_bytes[1],
            region_bytes[2],
            region_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        let rectangles_bytes = self.rectangles.serialize();
        let length_so_far = length_so_far + rectangles_bytes.len();
        let padding0 = &[0; 3][..(4 - (length_so_far % 4)) % 4];
        let length_so_far = length_so_far + padding0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into(), rectangles_bytes.into(), padding0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &'input [u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != SET_REGION_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (region, remaining) = Region::try_parse(value)?;
        let mut remaining = remaining;
        // Length is 'everything left in the input'
        let mut rectangles = Vec::new();
        while !remaining.is_empty() {
            let (v, new_remaining) = xproto::Rectangle::try_parse(remaining)?;
            remaining = new_remaining;
            rectangles.push(v);
        }
        let _ = remaining;
        Ok(SetRegionRequest {
            region,
            rectangles: Cow::Owned(rectangles),
        })
    }
    /// Clone all borrowed data in this SetRegionRequest.
    pub fn into_owned(self) -> SetRegionRequest<'static> {
        SetRegionRequest {
            region: self.region,
            rectangles: Cow::Owned(self.rectangles.into_owned()),
        }
    }
}
impl<'input> Request for SetRegionRequest<'input> {
    type Reply = ();
}
pub fn set_region<'c, 'input, Conn>(conn: &'c Conn, region: Region, rectangles: &'input [xproto::Rectangle]) -> Result<VoidCookie<'c, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = SetRegionRequest {
        region,
        rectangles: Cow::Borrowed(rectangles),
    };
    request0.send(conn)
}

/// Opcode for the CopyRegion request
pub const COPY_REGION_REQUEST: u8 = 12;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct CopyRegionRequest {
    pub source: Region,
    pub destination: Region,
}
impl CopyRegionRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let source_bytes = self.source.serialize();
        let destination_bytes = self.destination.serialize();
        let mut request0 = vec![
            major_opcode,
            COPY_REGION_REQUEST,
            0,
            0,
            source_bytes[0],
            source_bytes[1],
            source_bytes[2],
            source_bytes[3],
            destination_bytes[0],
            destination_bytes[1],
            destination_bytes[2],
            destination_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != COPY_REGION_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (source, remaining) = Region::try_parse(value)?;
        let (destination, remaining) = Region::try_parse(remaining)?;
        let _ = remaining;
        Ok(CopyRegionRequest {
            source,
            destination,
        })
    }
}
impl Request for CopyRegionRequest {
    type Reply = ();
}
pub fn copy_region<Conn>(conn: &Conn, source: Region, destination: Region) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = CopyRegionRequest {
        source,
        destination,
    };
    request0.send(conn)
}

/// Opcode for the UnionRegion request
pub const UNION_REGION_REQUEST: u8 = 13;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct UnionRegionRequest {
    pub source1: Region,
    pub source2: Region,
    pub destination: Region,
}
impl UnionRegionRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let source1_bytes = self.source1.serialize();
        let source2_bytes = self.source2.serialize();
        let destination_bytes = self.destination.serialize();
        let mut request0 = vec![
            major_opcode,
            UNION_REGION_REQUEST,
            0,
            0,
            source1_bytes[0],
            source1_bytes[1],
            source1_bytes[2],
            source1_bytes[3],
            source2_bytes[0],
            source2_bytes[1],
            source2_bytes[2],
            source2_bytes[3],
            destination_bytes[0],
            destination_bytes[1],
            destination_bytes[2],
            destination_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != UNION_REGION_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (source1, remaining) = Region::try_parse(value)?;
        let (source2, remaining) = Region::try_parse(remaining)?;
        let (destination, remaining) = Region::try_parse(remaining)?;
        let _ = remaining;
        Ok(UnionRegionRequest {
            source1,
            source2,
            destination,
        })
    }
}
impl Request for UnionRegionRequest {
    type Reply = ();
}
pub fn union_region<Conn>(conn: &Conn, source1: Region, source2: Region, destination: Region) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = UnionRegionRequest {
        source1,
        source2,
        destination,
    };
    request0.send(conn)
}

/// Opcode for the IntersectRegion request
pub const INTERSECT_REGION_REQUEST: u8 = 14;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct IntersectRegionRequest {
    pub source1: Region,
    pub source2: Region,
    pub destination: Region,
}
impl IntersectRegionRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let source1_bytes = self.source1.serialize();
        let source2_bytes = self.source2.serialize();
        let destination_bytes = self.destination.serialize();
        let mut request0 = vec![
            major_opcode,
            INTERSECT_REGION_REQUEST,
            0,
            0,
            source1_bytes[0],
            source1_bytes[1],
            source1_bytes[2],
            source1_bytes[3],
            source2_bytes[0],
            source2_bytes[1],
            source2_bytes[2],
            source2_bytes[3],
            destination_bytes[0],
            destination_bytes[1],
            destination_bytes[2],
            destination_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != INTERSECT_REGION_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (source1, remaining) = Region::try_parse(value)?;
        let (source2, remaining) = Region::try_parse(remaining)?;
        let (destination, remaining) = Region::try_parse(remaining)?;
        let _ = remaining;
        Ok(IntersectRegionRequest {
            source1,
            source2,
            destination,
        })
    }
}
impl Request for IntersectRegionRequest {
    type Reply = ();
}
pub fn intersect_region<Conn>(conn: &Conn, source1: Region, source2: Region, destination: Region) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = IntersectRegionRequest {
        source1,
        source2,
        destination,
    };
    request0.send(conn)
}

/// Opcode for the SubtractRegion request
pub const SUBTRACT_REGION_REQUEST: u8 = 15;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct SubtractRegionRequest {
    pub source1: Region,
    pub source2: Region,
    pub destination: Region,
}
impl SubtractRegionRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let source1_bytes = self.source1.serialize();
        let source2_bytes = self.source2.serialize();
        let destination_bytes = self.destination.serialize();
        let mut request0 = vec![
            major_opcode,
            SUBTRACT_REGION_REQUEST,
            0,
            0,
            source1_bytes[0],
            source1_bytes[1],
            source1_bytes[2],
            source1_bytes[3],
            source2_bytes[0],
            source2_bytes[1],
            source2_bytes[2],
            source2_bytes[3],
            destination_bytes[0],
            destination_bytes[1],
            destination_bytes[2],
            destination_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != SUBTRACT_REGION_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (source1, remaining) = Region::try_parse(value)?;
        let (source2, remaining) = Region::try_parse(remaining)?;
        let (destination, remaining) = Region::try_parse(remaining)?;
        let _ = remaining;
        Ok(SubtractRegionRequest {
            source1,
            source2,
            destination,
        })
    }
}
impl Request for SubtractRegionRequest {
    type Reply = ();
}
pub fn subtract_region<Conn>(conn: &Conn, source1: Region, source2: Region, destination: Region) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = SubtractRegionRequest {
        source1,
        source2,
        destination,
    };
    request0.send(conn)
}

/// Opcode for the InvertRegion request
pub const INVERT_REGION_REQUEST: u8 = 16;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct InvertRegionRequest {
    pub source: Region,
    pub bounds: xproto::Rectangle,
    pub destination: Region,
}
impl InvertRegionRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let source_bytes = self.source.serialize();
        let bounds_bytes = self.bounds.serialize();
        let destination_bytes = self.destination.serialize();
        let mut request0 = vec![
            major_opcode,
            INVERT_REGION_REQUEST,
            0,
            0,
            source_bytes[0],
            source_bytes[1],
            source_bytes[2],
            source_bytes[3],
            bounds_bytes[0],
            bounds_bytes[1],
            bounds_bytes[2],
            bounds_bytes[3],
            bounds_bytes[4],
            bounds_bytes[5],
            bounds_bytes[6],
            bounds_bytes[7],
            destination_bytes[0],
            destination_bytes[1],
            destination_bytes[2],
            destination_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != INVERT_REGION_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (source, remaining) = Region::try_parse(value)?;
        let (bounds, remaining) = xproto::Rectangle::try_parse(remaining)?;
        let (destination, remaining) = Region::try_parse(remaining)?;
        let _ = remaining;
        Ok(InvertRegionRequest {
            source,
            bounds,
            destination,
        })
    }
}
impl Request for InvertRegionRequest {
    type Reply = ();
}
pub fn invert_region<Conn>(conn: &Conn, source: Region, bounds: xproto::Rectangle, destination: Region) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = InvertRegionRequest {
        source,
        bounds,
        destination,
    };
    request0.send(conn)
}

/// Opcode for the TranslateRegion request
pub const TRANSLATE_REGION_REQUEST: u8 = 17;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct TranslateRegionRequest {
    pub region: Region,
    pub dx: i16,
    pub dy: i16,
}
impl TranslateRegionRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let region_bytes = self.region.serialize();
        let dx_bytes = self.dx.serialize();
        let dy_bytes = self.dy.serialize();
        let mut request0 = vec![
            major_opcode,
            TRANSLATE_REGION_REQUEST,
            0,
            0,
            region_bytes[0],
            region_bytes[1],
            region_bytes[2],
            region_bytes[3],
            dx_bytes[0],
            dx_bytes[1],
            dy_bytes[0],
            dy_bytes[1],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != TRANSLATE_REGION_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (region, remaining) = Region::try_parse(value)?;
        let (dx, remaining) = i16::try_parse(remaining)?;
        let (dy, remaining) = i16::try_parse(remaining)?;
        let _ = remaining;
        Ok(TranslateRegionRequest {
            region,
            dx,
            dy,
        })
    }
}
impl Request for TranslateRegionRequest {
    type Reply = ();
}
pub fn translate_region<Conn>(conn: &Conn, region: Region, dx: i16, dy: i16) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = TranslateRegionRequest {
        region,
        dx,
        dy,
    };
    request0.send(conn)
}

/// Opcode for the RegionExtents request
pub const REGION_EXTENTS_REQUEST: u8 = 18;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct RegionExtentsRequest {
    pub source: Region,
    pub destination: Region,
}
impl RegionExtentsRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let source_bytes = self.source.serialize();
        let destination_bytes = self.destination.serialize();
        let mut request0 = vec![
            major_opcode,
            REGION_EXTENTS_REQUEST,
            0,
            0,
            source_bytes[0],
            source_bytes[1],
            source_bytes[2],
            source_bytes[3],
            destination_bytes[0],
            destination_bytes[1],
            destination_bytes[2],
            destination_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != REGION_EXTENTS_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (source, remaining) = Region::try_parse(value)?;
        let (destination, remaining) = Region::try_parse(remaining)?;
        let _ = remaining;
        Ok(RegionExtentsRequest {
            source,
            destination,
        })
    }
}
impl Request for RegionExtentsRequest {
    type Reply = ();
}
pub fn region_extents<Conn>(conn: &Conn, source: Region, destination: Region) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = RegionExtentsRequest {
        source,
        destination,
    };
    request0.send(conn)
}

/// Opcode for the FetchRegion request
pub const FETCH_REGION_REQUEST: u8 = 19;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct FetchRegionRequest {
    pub region: Region,
}
impl FetchRegionRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let region_bytes = self.region.serialize();
        let mut request0 = vec![
            major_opcode,
            FETCH_REGION_REQUEST,
            0,
            0,
            region_bytes[0],
            region_bytes[1],
            region_bytes[2],
            region_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<Cookie<'_, Conn, FetchRegionReply>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_with_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != FETCH_REGION_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (region, remaining) = Region::try_parse(value)?;
        let _ = remaining;
        Ok(FetchRegionRequest {
            region,
        })
    }
}
impl Request for FetchRegionRequest {
    type Reply = FetchRegionReply;
}
pub fn fetch_region<Conn>(conn: &Conn, region: Region) -> Result<Cookie<'_, Conn, FetchRegionReply>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = FetchRegionRequest {
        region,
    };
    request0.send(conn)
}

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct FetchRegionReply {
    pub sequence: u16,
    pub extents: xproto::Rectangle,
    pub rectangles: Vec<xproto::Rectangle>,
}
impl TryParse for FetchRegionReply {
    fn try_parse(initial_value: &[u8]) -> Result<(Self, &[u8]), ParseError> {
        let remaining = initial_value;
        let (response_type, remaining) = u8::try_parse(remaining)?;
        let remaining = remaining.get(1..).ok_or(ParseError::InsufficientData)?;
        let (sequence, remaining) = u16::try_parse(remaining)?;
        let (length, remaining) = u32::try_parse(remaining)?;
        let (extents, remaining) = xproto::Rectangle::try_parse(remaining)?;
        let remaining = remaining.get(16..).ok_or(ParseError::InsufficientData)?;
        let (rectangles, remaining) = crate::x11_utils::parse_list::<xproto::Rectangle>(remaining, length.checked_div(2u32).ok_or(ParseError::InvalidExpression)?.try_to_usize()?)?;
        if response_type != 1 {
            return Err(ParseError::InvalidValue);
        }
        let result = FetchRegionReply { sequence, extents, rectangles };
        let _ = remaining;
        let remaining = initial_value.get(32 + length as usize * 4..)
            .ok_or(ParseError::InsufficientData)?;
        Ok((result, remaining))
    }
}
impl FetchRegionReply {
    /// Get the value of the `length` field.
    ///
    /// The `length` field is used as the length field of the `rectangles` field.
    /// This function computes the field's value again based on the length of the list.
    ///
    /// # Panics
    ///
    /// Panics if the value cannot be represented in the target type. This
    /// cannot happen with values of the struct received from the X11 server.
    pub fn length(&self) -> u32 {
        self.rectangles.len()
            .checked_mul(2).unwrap()
            .try_into().unwrap()
    }
}

/// Opcode for the SetGCClipRegion request
pub const SET_GC_CLIP_REGION_REQUEST: u8 = 20;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct SetGCClipRegionRequest {
    pub gc: xproto::Gcontext,
    pub region: Region,
    pub x_origin: i16,
    pub y_origin: i16,
}
impl SetGCClipRegionRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let gc_bytes = self.gc.serialize();
        let region_bytes = self.region.serialize();
        let x_origin_bytes = self.x_origin.serialize();
        let y_origin_bytes = self.y_origin.serialize();
        let mut request0 = vec![
            major_opcode,
            SET_GC_CLIP_REGION_REQUEST,
            0,
            0,
            gc_bytes[0],
            gc_bytes[1],
            gc_bytes[2],
            gc_bytes[3],
            region_bytes[0],
            region_bytes[1],
            region_bytes[2],
            region_bytes[3],
            x_origin_bytes[0],
            x_origin_bytes[1],
            y_origin_bytes[0],
            y_origin_bytes[1],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != SET_GC_CLIP_REGION_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (gc, remaining) = xproto::Gcontext::try_parse(value)?;
        let (region, remaining) = Region::try_parse(remaining)?;
        let (x_origin, remaining) = i16::try_parse(remaining)?;
        let (y_origin, remaining) = i16::try_parse(remaining)?;
        let _ = remaining;
        Ok(SetGCClipRegionRequest {
            gc,
            region,
            x_origin,
            y_origin,
        })
    }
}
impl Request for SetGCClipRegionRequest {
    type Reply = ();
}
pub fn set_gc_clip_region<Conn, A>(conn: &Conn, gc: xproto::Gcontext, region: A, x_origin: i16, y_origin: i16) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
    A: Into<Region>,
{
    let region: Region = region.into();
    let request0 = SetGCClipRegionRequest {
        gc,
        region,
        x_origin,
        y_origin,
    };
    request0.send(conn)
}

/// Opcode for the SetWindowShapeRegion request
pub const SET_WINDOW_SHAPE_REGION_REQUEST: u8 = 21;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct SetWindowShapeRegionRequest {
    pub dest: xproto::Window,
    pub dest_kind: shape::SK,
    pub x_offset: i16,
    pub y_offset: i16,
    pub region: Region,
}
impl SetWindowShapeRegionRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let dest_bytes = self.dest.serialize();
        let dest_kind_bytes = shape::Kind::from(self.dest_kind).serialize();
        let x_offset_bytes = self.x_offset.serialize();
        let y_offset_bytes = self.y_offset.serialize();
        let region_bytes = self.region.serialize();
        let mut request0 = vec![
            major_opcode,
            SET_WINDOW_SHAPE_REGION_REQUEST,
            0,
            0,
            dest_bytes[0],
            dest_bytes[1],
            dest_bytes[2],
            dest_bytes[3],
            dest_kind_bytes[0],
            0,
            0,
            0,
            x_offset_bytes[0],
            x_offset_bytes[1],
            y_offset_bytes[0],
            y_offset_bytes[1],
            region_bytes[0],
            region_bytes[1],
            region_bytes[2],
            region_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != SET_WINDOW_SHAPE_REGION_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (dest, remaining) = xproto::Window::try_parse(value)?;
        let (dest_kind, remaining) = shape::Kind::try_parse(remaining)?;
        let dest_kind = dest_kind.into();
        let remaining = remaining.get(3..).ok_or(ParseError::InsufficientData)?;
        let (x_offset, remaining) = i16::try_parse(remaining)?;
        let (y_offset, remaining) = i16::try_parse(remaining)?;
        let (region, remaining) = Region::try_parse(remaining)?;
        let _ = remaining;
        Ok(SetWindowShapeRegionRequest {
            dest,
            dest_kind,
            x_offset,
            y_offset,
            region,
        })
    }
}
impl Request for SetWindowShapeRegionRequest {
    type Reply = ();
}
pub fn set_window_shape_region<Conn, A>(conn: &Conn, dest: xproto::Window, dest_kind: shape::SK, x_offset: i16, y_offset: i16, region: A) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
    A: Into<Region>,
{
    let region: Region = region.into();
    let request0 = SetWindowShapeRegionRequest {
        dest,
        dest_kind,
        x_offset,
        y_offset,
        region,
    };
    request0.send(conn)
}

/// Opcode for the SetPictureClipRegion request
pub const SET_PICTURE_CLIP_REGION_REQUEST: u8 = 22;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct SetPictureClipRegionRequest {
    pub picture: render::Picture,
    pub region: Region,
    pub x_origin: i16,
    pub y_origin: i16,
}
impl SetPictureClipRegionRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let picture_bytes = self.picture.serialize();
        let region_bytes = self.region.serialize();
        let x_origin_bytes = self.x_origin.serialize();
        let y_origin_bytes = self.y_origin.serialize();
        let mut request0 = vec![
            major_opcode,
            SET_PICTURE_CLIP_REGION_REQUEST,
            0,
            0,
            picture_bytes[0],
            picture_bytes[1],
            picture_bytes[2],
            picture_bytes[3],
            region_bytes[0],
            region_bytes[1],
            region_bytes[2],
            region_bytes[3],
            x_origin_bytes[0],
            x_origin_bytes[1],
            y_origin_bytes[0],
            y_origin_bytes[1],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != SET_PICTURE_CLIP_REGION_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (picture, remaining) = render::Picture::try_parse(value)?;
        let (region, remaining) = Region::try_parse(remaining)?;
        let (x_origin, remaining) = i16::try_parse(remaining)?;
        let (y_origin, remaining) = i16::try_parse(remaining)?;
        let _ = remaining;
        Ok(SetPictureClipRegionRequest {
            picture,
            region,
            x_origin,
            y_origin,
        })
    }
}
impl Request for SetPictureClipRegionRequest {
    type Reply = ();
}
pub fn set_picture_clip_region<Conn, A>(conn: &Conn, picture: render::Picture, region: A, x_origin: i16, y_origin: i16) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
    A: Into<Region>,
{
    let region: Region = region.into();
    let request0 = SetPictureClipRegionRequest {
        picture,
        region,
        x_origin,
        y_origin,
    };
    request0.send(conn)
}

/// Opcode for the SetCursorName request
pub const SET_CURSOR_NAME_REQUEST: u8 = 23;
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct SetCursorNameRequest<'input> {
    pub cursor: xproto::Cursor,
    pub name: Cow<'input, [u8]>,
}
impl<'input> SetCursorNameRequest<'input> {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'input>> {
        let length_so_far = 0;
        let cursor_bytes = self.cursor.serialize();
        let nbytes = u16::try_from(self.name.len()).expect("`name` has too many elements");
        let nbytes_bytes = nbytes.serialize();
        let mut request0 = vec![
            major_opcode,
            SET_CURSOR_NAME_REQUEST,
            0,
            0,
            cursor_bytes[0],
            cursor_bytes[1],
            cursor_bytes[2],
            cursor_bytes[3],
            nbytes_bytes[0],
            nbytes_bytes[1],
            0,
            0,
        ];
        let length_so_far = length_so_far + request0.len();
        let length_so_far = length_so_far + self.name.len();
        let padding0 = &[0; 3][..(4 - (length_so_far % 4)) % 4];
        let length_so_far = length_so_far + padding0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into(), self.name, padding0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &'input [u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != SET_CURSOR_NAME_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (cursor, remaining) = xproto::Cursor::try_parse(value)?;
        let (nbytes, remaining) = u16::try_parse(remaining)?;
        let remaining = remaining.get(2..).ok_or(ParseError::InsufficientData)?;
        let (name, remaining) = crate::x11_utils::parse_u8_list(remaining, nbytes.try_to_usize()?)?;
        let _ = remaining;
        Ok(SetCursorNameRequest {
            cursor,
            name: Cow::Borrowed(name),
        })
    }
    /// Clone all borrowed data in this SetCursorNameRequest.
    pub fn into_owned(self) -> SetCursorNameRequest<'static> {
        SetCursorNameRequest {
            cursor: self.cursor,
            name: Cow::Owned(self.name.into_owned()),
        }
    }
}
impl<'input> Request for SetCursorNameRequest<'input> {
    type Reply = ();
}
pub fn set_cursor_name<'c, 'input, Conn>(conn: &'c Conn, cursor: xproto::Cursor, name: &'input [u8]) -> Result<VoidCookie<'c, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = SetCursorNameRequest {
        cursor,
        name: Cow::Borrowed(name),
    };
    request0.send(conn)
}

/// Opcode for the GetCursorName request
pub const GET_CURSOR_NAME_REQUEST: u8 = 24;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct GetCursorNameRequest {
    pub cursor: xproto::Cursor,
}
impl GetCursorNameRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let cursor_bytes = self.cursor.serialize();
        let mut request0 = vec![
            major_opcode,
            GET_CURSOR_NAME_REQUEST,
            0,
            0,
            cursor_bytes[0],
            cursor_bytes[1],
            cursor_bytes[2],
            cursor_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<Cookie<'_, Conn, GetCursorNameReply>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_with_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != GET_CURSOR_NAME_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (cursor, remaining) = xproto::Cursor::try_parse(value)?;
        let _ = remaining;
        Ok(GetCursorNameRequest {
            cursor,
        })
    }
}
impl Request for GetCursorNameRequest {
    type Reply = GetCursorNameReply;
}
pub fn get_cursor_name<Conn>(conn: &Conn, cursor: xproto::Cursor) -> Result<Cookie<'_, Conn, GetCursorNameReply>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = GetCursorNameRequest {
        cursor,
    };
    request0.send(conn)
}

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct GetCursorNameReply {
    pub sequence: u16,
    pub length: u32,
    pub atom: xproto::Atom,
    pub name: Vec<u8>,
}
impl TryParse for GetCursorNameReply {
    fn try_parse(initial_value: &[u8]) -> Result<(Self, &[u8]), ParseError> {
        let remaining = initial_value;
        let (response_type, remaining) = u8::try_parse(remaining)?;
        let remaining = remaining.get(1..).ok_or(ParseError::InsufficientData)?;
        let (sequence, remaining) = u16::try_parse(remaining)?;
        let (length, remaining) = u32::try_parse(remaining)?;
        let (atom, remaining) = xproto::Atom::try_parse(remaining)?;
        let (nbytes, remaining) = u16::try_parse(remaining)?;
        let remaining = remaining.get(18..).ok_or(ParseError::InsufficientData)?;
        let (name, remaining) = crate::x11_utils::parse_u8_list(remaining, nbytes.try_to_usize()?)?;
        let name = name.to_vec();
        if response_type != 1 {
            return Err(ParseError::InvalidValue);
        }
        let result = GetCursorNameReply { sequence, length, atom, name };
        let _ = remaining;
        let remaining = initial_value.get(32 + length as usize * 4..)
            .ok_or(ParseError::InsufficientData)?;
        Ok((result, remaining))
    }
}
impl GetCursorNameReply {
    /// Get the value of the `nbytes` field.
    ///
    /// The `nbytes` field is used as the length field of the `name` field.
    /// This function computes the field's value again based on the length of the list.
    ///
    /// # Panics
    ///
    /// Panics if the value cannot be represented in the target type. This
    /// cannot happen with values of the struct received from the X11 server.
    pub fn nbytes(&self) -> u16 {
        self.name.len()
            .try_into().unwrap()
    }
}

/// Opcode for the GetCursorImageAndName request
pub const GET_CURSOR_IMAGE_AND_NAME_REQUEST: u8 = 25;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct GetCursorImageAndNameRequest;
impl GetCursorImageAndNameRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let mut request0 = vec![
            major_opcode,
            GET_CURSOR_IMAGE_AND_NAME_REQUEST,
            0,
            0,
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<Cookie<'_, Conn, GetCursorImageAndNameReply>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_with_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != GET_CURSOR_IMAGE_AND_NAME_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let _ = value;
        Ok(GetCursorImageAndNameRequest
        )
    }
}
impl Request for GetCursorImageAndNameRequest {
    type Reply = GetCursorImageAndNameReply;
}
pub fn get_cursor_image_and_name<Conn>(conn: &Conn) -> Result<Cookie<'_, Conn, GetCursorImageAndNameReply>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = GetCursorImageAndNameRequest;
    request0.send(conn)
}

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct GetCursorImageAndNameReply {
    pub sequence: u16,
    pub length: u32,
    pub x: i16,
    pub y: i16,
    pub width: u16,
    pub height: u16,
    pub xhot: u16,
    pub yhot: u16,
    pub cursor_serial: u32,
    pub cursor_atom: xproto::Atom,
    pub cursor_image: Vec<u32>,
    pub name: Vec<u8>,
}
impl TryParse for GetCursorImageAndNameReply {
    fn try_parse(initial_value: &[u8]) -> Result<(Self, &[u8]), ParseError> {
        let remaining = initial_value;
        let (response_type, remaining) = u8::try_parse(remaining)?;
        let remaining = remaining.get(1..).ok_or(ParseError::InsufficientData)?;
        let (sequence, remaining) = u16::try_parse(remaining)?;
        let (length, remaining) = u32::try_parse(remaining)?;
        let (x, remaining) = i16::try_parse(remaining)?;
        let (y, remaining) = i16::try_parse(remaining)?;
        let (width, remaining) = u16::try_parse(remaining)?;
        let (height, remaining) = u16::try_parse(remaining)?;
        let (xhot, remaining) = u16::try_parse(remaining)?;
        let (yhot, remaining) = u16::try_parse(remaining)?;
        let (cursor_serial, remaining) = u32::try_parse(remaining)?;
        let (cursor_atom, remaining) = xproto::Atom::try_parse(remaining)?;
        let (nbytes, remaining) = u16::try_parse(remaining)?;
        let remaining = remaining.get(2..).ok_or(ParseError::InsufficientData)?;
        let (cursor_image, remaining) = crate::x11_utils::parse_list::<u32>(remaining, u32::from(width).checked_mul(u32::from(height)).ok_or(ParseError::InvalidExpression)?.try_to_usize()?)?;
        let (name, remaining) = crate::x11_utils::parse_u8_list(remaining, nbytes.try_to_usize()?)?;
        let name = name.to_vec();
        if response_type != 1 {
            return Err(ParseError::InvalidValue);
        }
        let result = GetCursorImageAndNameReply { sequence, length, x, y, width, height, xhot, yhot, cursor_serial, cursor_atom, cursor_image, name };
        let _ = remaining;
        let remaining = initial_value.get(32 + length as usize * 4..)
            .ok_or(ParseError::InsufficientData)?;
        Ok((result, remaining))
    }
}
impl GetCursorImageAndNameReply {
    /// Get the value of the `nbytes` field.
    ///
    /// The `nbytes` field is used as the length field of the `name` field.
    /// This function computes the field's value again based on the length of the list.
    ///
    /// # Panics
    ///
    /// Panics if the value cannot be represented in the target type. This
    /// cannot happen with values of the struct received from the X11 server.
    pub fn nbytes(&self) -> u16 {
        self.name.len()
            .try_into().unwrap()
    }
}

/// Opcode for the ChangeCursor request
pub const CHANGE_CURSOR_REQUEST: u8 = 26;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct ChangeCursorRequest {
    pub source: xproto::Cursor,
    pub destination: xproto::Cursor,
}
impl ChangeCursorRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let source_bytes = self.source.serialize();
        let destination_bytes = self.destination.serialize();
        let mut request0 = vec![
            major_opcode,
            CHANGE_CURSOR_REQUEST,
            0,
            0,
            source_bytes[0],
            source_bytes[1],
            source_bytes[2],
            source_bytes[3],
            destination_bytes[0],
            destination_bytes[1],
            destination_bytes[2],
            destination_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != CHANGE_CURSOR_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (source, remaining) = xproto::Cursor::try_parse(value)?;
        let (destination, remaining) = xproto::Cursor::try_parse(remaining)?;
        let _ = remaining;
        Ok(ChangeCursorRequest {
            source,
            destination,
        })
    }
}
impl Request for ChangeCursorRequest {
    type Reply = ();
}
pub fn change_cursor<Conn>(conn: &Conn, source: xproto::Cursor, destination: xproto::Cursor) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = ChangeCursorRequest {
        source,
        destination,
    };
    request0.send(conn)
}

/// Opcode for the ChangeCursorByName request
pub const CHANGE_CURSOR_BY_NAME_REQUEST: u8 = 27;
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct ChangeCursorByNameRequest<'input> {
    pub src: xproto::Cursor,
    pub name: Cow<'input, [u8]>,
}
impl<'input> ChangeCursorByNameRequest<'input> {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'input>> {
        let length_so_far = 0;
        let src_bytes = self.src.serialize();
        let nbytes = u16::try_from(self.name.len()).expect("`name` has too many elements");
        let nbytes_bytes = nbytes.serialize();
        let mut request0 = vec![
            major_opcode,
            CHANGE_CURSOR_BY_NAME_REQUEST,
            0,
            0,
            src_bytes[0],
            src_bytes[1],
            src_bytes[2],
            src_bytes[3],
            nbytes_bytes[0],
            nbytes_bytes[1],
            0,
            0,
        ];
        let length_so_far = length_so_far + request0.len();
        let length_so_far = length_so_far + self.name.len();
        let padding0 = &[0; 3][..(4 - (length_so_far % 4)) % 4];
        let length_so_far = length_so_far + padding0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into(), self.name, padding0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &'input [u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != CHANGE_CURSOR_BY_NAME_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (src, remaining) = xproto::Cursor::try_parse(value)?;
        let (nbytes, remaining) = u16::try_parse(remaining)?;
        let remaining = remaining.get(2..).ok_or(ParseError::InsufficientData)?;
        let (name, remaining) = crate::x11_utils::parse_u8_list(remaining, nbytes.try_to_usize()?)?;
        let _ = remaining;
        Ok(ChangeCursorByNameRequest {
            src,
            name: Cow::Borrowed(name),
        })
    }
    /// Clone all borrowed data in this ChangeCursorByNameRequest.
    pub fn into_owned(self) -> ChangeCursorByNameRequest<'static> {
        ChangeCursorByNameRequest {
            src: self.src,
            name: Cow::Owned(self.name.into_owned()),
        }
    }
}
impl<'input> Request for ChangeCursorByNameRequest<'input> {
    type Reply = ();
}
pub fn change_cursor_by_name<'c, 'input, Conn>(conn: &'c Conn, src: xproto::Cursor, name: &'input [u8]) -> Result<VoidCookie<'c, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = ChangeCursorByNameRequest {
        src,
        name: Cow::Borrowed(name),
    };
    request0.send(conn)
}

/// Opcode for the ExpandRegion request
pub const EXPAND_REGION_REQUEST: u8 = 28;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct ExpandRegionRequest {
    pub source: Region,
    pub destination: Region,
    pub left: u16,
    pub right: u16,
    pub top: u16,
    pub bottom: u16,
}
impl ExpandRegionRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let source_bytes = self.source.serialize();
        let destination_bytes = self.destination.serialize();
        let left_bytes = self.left.serialize();
        let right_bytes = self.right.serialize();
        let top_bytes = self.top.serialize();
        let bottom_bytes = self.bottom.serialize();
        let mut request0 = vec![
            major_opcode,
            EXPAND_REGION_REQUEST,
            0,
            0,
            source_bytes[0],
            source_bytes[1],
            source_bytes[2],
            source_bytes[3],
            destination_bytes[0],
            destination_bytes[1],
            destination_bytes[2],
            destination_bytes[3],
            left_bytes[0],
            left_bytes[1],
            right_bytes[0],
            right_bytes[1],
            top_bytes[0],
            top_bytes[1],
            bottom_bytes[0],
            bottom_bytes[1],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != EXPAND_REGION_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (source, remaining) = Region::try_parse(value)?;
        let (destination, remaining) = Region::try_parse(remaining)?;
        let (left, remaining) = u16::try_parse(remaining)?;
        let (right, remaining) = u16::try_parse(remaining)?;
        let (top, remaining) = u16::try_parse(remaining)?;
        let (bottom, remaining) = u16::try_parse(remaining)?;
        let _ = remaining;
        Ok(ExpandRegionRequest {
            source,
            destination,
            left,
            right,
            top,
            bottom,
        })
    }
}
impl Request for ExpandRegionRequest {
    type Reply = ();
}
pub fn expand_region<Conn>(conn: &Conn, source: Region, destination: Region, left: u16, right: u16, top: u16, bottom: u16) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = ExpandRegionRequest {
        source,
        destination,
        left,
        right,
        top,
        bottom,
    };
    request0.send(conn)
}

/// Opcode for the HideCursor request
pub const HIDE_CURSOR_REQUEST: u8 = 29;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct HideCursorRequest {
    pub window: xproto::Window,
}
impl HideCursorRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let window_bytes = self.window.serialize();
        let mut request0 = vec![
            major_opcode,
            HIDE_CURSOR_REQUEST,
            0,
            0,
            window_bytes[0],
            window_bytes[1],
            window_bytes[2],
            window_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != HIDE_CURSOR_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (window, remaining) = xproto::Window::try_parse(value)?;
        let _ = remaining;
        Ok(HideCursorRequest {
            window,
        })
    }
}
impl Request for HideCursorRequest {
    type Reply = ();
}
pub fn hide_cursor<Conn>(conn: &Conn, window: xproto::Window) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = HideCursorRequest {
        window,
    };
    request0.send(conn)
}

/// Opcode for the ShowCursor request
pub const SHOW_CURSOR_REQUEST: u8 = 30;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct ShowCursorRequest {
    pub window: xproto::Window,
}
impl ShowCursorRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let window_bytes = self.window.serialize();
        let mut request0 = vec![
            major_opcode,
            SHOW_CURSOR_REQUEST,
            0,
            0,
            window_bytes[0],
            window_bytes[1],
            window_bytes[2],
            window_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != SHOW_CURSOR_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (window, remaining) = xproto::Window::try_parse(value)?;
        let _ = remaining;
        Ok(ShowCursorRequest {
            window,
        })
    }
}
impl Request for ShowCursorRequest {
    type Reply = ();
}
pub fn show_cursor<Conn>(conn: &Conn, window: xproto::Window) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = ShowCursorRequest {
        window,
    };
    request0.send(conn)
}

pub type Barrier = u32;

#[derive(Clone, Copy, PartialEq, Eq)]
pub struct BarrierDirections(u8);
impl BarrierDirections {
    pub const POSITIVE_X: Self = Self(1 << 0);
    pub const POSITIVE_Y: Self = Self(1 << 1);
    pub const NEGATIVE_X: Self = Self(1 << 2);
    pub const NEGATIVE_Y: Self = Self(1 << 3);
}
impl From<BarrierDirections> for u8 {
    #[inline]
    fn from(input: BarrierDirections) -> Self {
        input.0
    }
}
impl From<BarrierDirections> for Option<u8> {
    #[inline]
    fn from(input: BarrierDirections) -> Self {
        Some(input.0)
    }
}
impl From<BarrierDirections> for u16 {
    #[inline]
    fn from(input: BarrierDirections) -> Self {
        u16::from(input.0)
    }
}
impl From<BarrierDirections> for Option<u16> {
    #[inline]
    fn from(input: BarrierDirections) -> Self {
        Some(u16::from(input.0))
    }
}
impl From<BarrierDirections> for u32 {
    #[inline]
    fn from(input: BarrierDirections) -> Self {
        u32::from(input.0)
    }
}
impl From<BarrierDirections> for Option<u32> {
    #[inline]
    fn from(input: BarrierDirections) -> Self {
        Some(u32::from(input.0))
    }
}
impl From<u8> for BarrierDirections {
    #[inline]
    fn from(value: u8) -> Self {
        Self(value)
    }
}
impl std::fmt::Debug for BarrierDirections  {
    fn fmt(&self, fmt: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        let variants = [
            (Self::POSITIVE_X.0.into(), "POSITIVE_X", "PositiveX"),
            (Self::POSITIVE_Y.0.into(), "POSITIVE_Y", "PositiveY"),
            (Self::NEGATIVE_X.0.into(), "NEGATIVE_X", "NegativeX"),
            (Self::NEGATIVE_Y.0.into(), "NEGATIVE_Y", "NegativeY"),
        ];
        pretty_print_bitmask(fmt, self.0.into(), &variants)
    }
}
bitmask_binop!(BarrierDirections, u8);

/// Opcode for the CreatePointerBarrier request
pub const CREATE_POINTER_BARRIER_REQUEST: u8 = 31;
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct CreatePointerBarrierRequest<'input> {
    pub barrier: Barrier,
    pub window: xproto::Window,
    pub x1: u16,
    pub y1: u16,
    pub x2: u16,
    pub y2: u16,
    pub directions: u32,
    pub devices: Cow<'input, [u16]>,
}
impl<'input> CreatePointerBarrierRequest<'input> {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'input>> {
        let length_so_far = 0;
        let barrier_bytes = self.barrier.serialize();
        let window_bytes = self.window.serialize();
        let x1_bytes = self.x1.serialize();
        let y1_bytes = self.y1.serialize();
        let x2_bytes = self.x2.serialize();
        let y2_bytes = self.y2.serialize();
        let directions_bytes = self.directions.serialize();
        let num_devices = u16::try_from(self.devices.len()).expect("`devices` has too many elements");
        let num_devices_bytes = num_devices.serialize();
        let mut request0 = vec![
            major_opcode,
            CREATE_POINTER_BARRIER_REQUEST,
            0,
            0,
            barrier_bytes[0],
            barrier_bytes[1],
            barrier_bytes[2],
            barrier_bytes[3],
            window_bytes[0],
            window_bytes[1],
            window_bytes[2],
            window_bytes[3],
            x1_bytes[0],
            x1_bytes[1],
            y1_bytes[0],
            y1_bytes[1],
            x2_bytes[0],
            x2_bytes[1],
            y2_bytes[0],
            y2_bytes[1],
            directions_bytes[0],
            directions_bytes[1],
            directions_bytes[2],
            directions_bytes[3],
            0,
            0,
            num_devices_bytes[0],
            num_devices_bytes[1],
        ];
        let length_so_far = length_so_far + request0.len();
        let devices_bytes = self.devices.serialize();
        let length_so_far = length_so_far + devices_bytes.len();
        let padding0 = &[0; 3][..(4 - (length_so_far % 4)) % 4];
        let length_so_far = length_so_far + padding0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into(), devices_bytes.into(), padding0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &'input [u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != CREATE_POINTER_BARRIER_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (barrier, remaining) = Barrier::try_parse(value)?;
        let (window, remaining) = xproto::Window::try_parse(remaining)?;
        let (x1, remaining) = u16::try_parse(remaining)?;
        let (y1, remaining) = u16::try_parse(remaining)?;
        let (x2, remaining) = u16::try_parse(remaining)?;
        let (y2, remaining) = u16::try_parse(remaining)?;
        let (directions, remaining) = u32::try_parse(remaining)?;
        let remaining = remaining.get(2..).ok_or(ParseError::InsufficientData)?;
        let (num_devices, remaining) = u16::try_parse(remaining)?;
        let (devices, remaining) = crate::x11_utils::parse_list::<u16>(remaining, num_devices.try_to_usize()?)?;
        let _ = remaining;
        Ok(CreatePointerBarrierRequest {
            barrier,
            window,
            x1,
            y1,
            x2,
            y2,
            directions,
            devices: Cow::Owned(devices),
        })
    }
    /// Clone all borrowed data in this CreatePointerBarrierRequest.
    pub fn into_owned(self) -> CreatePointerBarrierRequest<'static> {
        CreatePointerBarrierRequest {
            barrier: self.barrier,
            window: self.window,
            x1: self.x1,
            y1: self.y1,
            x2: self.x2,
            y2: self.y2,
            directions: self.directions,
            devices: Cow::Owned(self.devices.into_owned()),
        }
    }
}
impl<'input> Request for CreatePointerBarrierRequest<'input> {
    type Reply = ();
}
pub fn create_pointer_barrier<'c, 'input, Conn, A>(conn: &'c Conn, barrier: Barrier, window: xproto::Window, x1: u16, y1: u16, x2: u16, y2: u16, directions: A, devices: &'input [u16]) -> Result<VoidCookie<'c, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
    A: Into<u32>,
{
    let directions: u32 = directions.into();
    let request0 = CreatePointerBarrierRequest {
        barrier,
        window,
        x1,
        y1,
        x2,
        y2,
        directions,
        devices: Cow::Borrowed(devices),
    };
    request0.send(conn)
}

/// Opcode for the DeletePointerBarrier request
pub const DELETE_POINTER_BARRIER_REQUEST: u8 = 32;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub struct DeletePointerBarrierRequest {
    pub barrier: Barrier,
}
impl DeletePointerBarrierRequest {
    /// Serialize this request into bytes for the provided connection
    fn serialize(self, major_opcode: u8) -> BufWithFds<PiecewiseBuf<'static>> {
        let length_so_far = 0;
        let barrier_bytes = self.barrier.serialize();
        let mut request0 = vec![
            major_opcode,
            DELETE_POINTER_BARRIER_REQUEST,
            0,
            0,
            barrier_bytes[0],
            barrier_bytes[1],
            barrier_bytes[2],
            barrier_bytes[3],
        ];
        let length_so_far = length_so_far + request0.len();
        assert_eq!(length_so_far % 4, 0);
        let length = u16::try_from(length_so_far / 4).unwrap_or(0);
        request0[2..4].copy_from_slice(&length.to_ne_bytes());
        (vec![request0.into()], vec![])
    }
    pub fn send<Conn>(self, conn: &Conn) -> Result<VoidCookie<'_, Conn>, ConnectionError>
    where
        Conn: RequestConnection + ?Sized,
    {
        let (bytes, fds) = self.serialize(major_opcode(conn)?);
        let slices = bytes.iter().map(|b| IoSlice::new(&*b)).collect::<Vec<_>>();
        conn.send_request_without_reply(&slices, fds)
    }
    /// Parse this request given its header, its body, and any fds that go along with it
    pub fn try_parse_request(header: RequestHeader, value: &[u8]) -> Result<Self, ParseError> {
        if header.minor_opcode != DELETE_POINTER_BARRIER_REQUEST {
            return Err(ParseError::InvalidValue);
        }
        let (barrier, remaining) = Barrier::try_parse(value)?;
        let _ = remaining;
        Ok(DeletePointerBarrierRequest {
            barrier,
        })
    }
}
impl Request for DeletePointerBarrierRequest {
    type Reply = ();
}
pub fn delete_pointer_barrier<Conn>(conn: &Conn, barrier: Barrier) -> Result<VoidCookie<'_, Conn>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
{
    let request0 = DeletePointerBarrierRequest {
        barrier,
    };
    request0.send(conn)
}

/// Extension trait defining the requests of this extension.
pub trait ConnectionExt: RequestConnection {
    fn xfixes_query_version(&self, client_major_version: u32, client_minor_version: u32) -> Result<Cookie<'_, Self, QueryVersionReply>, ConnectionError>
    {
        query_version(self, client_major_version, client_minor_version)
    }
    fn xfixes_change_save_set(&self, mode: SaveSetMode, target: SaveSetTarget, map: SaveSetMapping, window: xproto::Window) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        change_save_set(self, mode, target, map, window)
    }
    fn xfixes_select_selection_input<A>(&self, window: xproto::Window, selection: xproto::Atom, event_mask: A) -> Result<VoidCookie<'_, Self>, ConnectionError>
    where
        A: Into<u32>,
    {
        select_selection_input(self, window, selection, event_mask)
    }
    fn xfixes_select_cursor_input<A>(&self, window: xproto::Window, event_mask: A) -> Result<VoidCookie<'_, Self>, ConnectionError>
    where
        A: Into<u32>,
    {
        select_cursor_input(self, window, event_mask)
    }
    fn xfixes_get_cursor_image(&self) -> Result<Cookie<'_, Self, GetCursorImageReply>, ConnectionError>
    {
        get_cursor_image(self)
    }
    fn xfixes_create_region<'c, 'input>(&'c self, region: Region, rectangles: &'input [xproto::Rectangle]) -> Result<VoidCookie<'c, Self>, ConnectionError>
    {
        create_region(self, region, rectangles)
    }
    fn xfixes_create_region_from_bitmap(&self, region: Region, bitmap: xproto::Pixmap) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        create_region_from_bitmap(self, region, bitmap)
    }
    fn xfixes_create_region_from_window(&self, region: Region, window: xproto::Window, kind: shape::SK) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        create_region_from_window(self, region, window, kind)
    }
    fn xfixes_create_region_from_gc(&self, region: Region, gc: xproto::Gcontext) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        create_region_from_gc(self, region, gc)
    }
    fn xfixes_create_region_from_picture(&self, region: Region, picture: render::Picture) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        create_region_from_picture(self, region, picture)
    }
    fn xfixes_destroy_region(&self, region: Region) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        destroy_region(self, region)
    }
    fn xfixes_set_region<'c, 'input>(&'c self, region: Region, rectangles: &'input [xproto::Rectangle]) -> Result<VoidCookie<'c, Self>, ConnectionError>
    {
        set_region(self, region, rectangles)
    }
    fn xfixes_copy_region(&self, source: Region, destination: Region) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        copy_region(self, source, destination)
    }
    fn xfixes_union_region(&self, source1: Region, source2: Region, destination: Region) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        union_region(self, source1, source2, destination)
    }
    fn xfixes_intersect_region(&self, source1: Region, source2: Region, destination: Region) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        intersect_region(self, source1, source2, destination)
    }
    fn xfixes_subtract_region(&self, source1: Region, source2: Region, destination: Region) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        subtract_region(self, source1, source2, destination)
    }
    fn xfixes_invert_region(&self, source: Region, bounds: xproto::Rectangle, destination: Region) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        invert_region(self, source, bounds, destination)
    }
    fn xfixes_translate_region(&self, region: Region, dx: i16, dy: i16) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        translate_region(self, region, dx, dy)
    }
    fn xfixes_region_extents(&self, source: Region, destination: Region) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        region_extents(self, source, destination)
    }
    fn xfixes_fetch_region(&self, region: Region) -> Result<Cookie<'_, Self, FetchRegionReply>, ConnectionError>
    {
        fetch_region(self, region)
    }
    fn xfixes_set_gc_clip_region<A>(&self, gc: xproto::Gcontext, region: A, x_origin: i16, y_origin: i16) -> Result<VoidCookie<'_, Self>, ConnectionError>
    where
        A: Into<Region>,
    {
        set_gc_clip_region(self, gc, region, x_origin, y_origin)
    }
    fn xfixes_set_window_shape_region<A>(&self, dest: xproto::Window, dest_kind: shape::SK, x_offset: i16, y_offset: i16, region: A) -> Result<VoidCookie<'_, Self>, ConnectionError>
    where
        A: Into<Region>,
    {
        set_window_shape_region(self, dest, dest_kind, x_offset, y_offset, region)
    }
    fn xfixes_set_picture_clip_region<A>(&self, picture: render::Picture, region: A, x_origin: i16, y_origin: i16) -> Result<VoidCookie<'_, Self>, ConnectionError>
    where
        A: Into<Region>,
    {
        set_picture_clip_region(self, picture, region, x_origin, y_origin)
    }
    fn xfixes_set_cursor_name<'c, 'input>(&'c self, cursor: xproto::Cursor, name: &'input [u8]) -> Result<VoidCookie<'c, Self>, ConnectionError>
    {
        set_cursor_name(self, cursor, name)
    }
    fn xfixes_get_cursor_name(&self, cursor: xproto::Cursor) -> Result<Cookie<'_, Self, GetCursorNameReply>, ConnectionError>
    {
        get_cursor_name(self, cursor)
    }
    fn xfixes_get_cursor_image_and_name(&self) -> Result<Cookie<'_, Self, GetCursorImageAndNameReply>, ConnectionError>
    {
        get_cursor_image_and_name(self)
    }
    fn xfixes_change_cursor(&self, source: xproto::Cursor, destination: xproto::Cursor) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        change_cursor(self, source, destination)
    }
    fn xfixes_change_cursor_by_name<'c, 'input>(&'c self, src: xproto::Cursor, name: &'input [u8]) -> Result<VoidCookie<'c, Self>, ConnectionError>
    {
        change_cursor_by_name(self, src, name)
    }
    fn xfixes_expand_region(&self, source: Region, destination: Region, left: u16, right: u16, top: u16, bottom: u16) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        expand_region(self, source, destination, left, right, top, bottom)
    }
    fn xfixes_hide_cursor(&self, window: xproto::Window) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        hide_cursor(self, window)
    }
    fn xfixes_show_cursor(&self, window: xproto::Window) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        show_cursor(self, window)
    }
    fn xfixes_create_pointer_barrier<'c, 'input, A>(&'c self, barrier: Barrier, window: xproto::Window, x1: u16, y1: u16, x2: u16, y2: u16, directions: A, devices: &'input [u16]) -> Result<VoidCookie<'c, Self>, ConnectionError>
    where
        A: Into<u32>,
    {
        create_pointer_barrier(self, barrier, window, x1, y1, x2, y2, directions, devices)
    }
    fn xfixes_delete_pointer_barrier(&self, barrier: Barrier) -> Result<VoidCookie<'_, Self>, ConnectionError>
    {
        delete_pointer_barrier(self, barrier)
    }
}

impl<C: RequestConnection + ?Sized> ConnectionExt for C {}

/// A RAII-like wrapper around a [Region].
///
/// Instances of this struct represent a Region that is freed in `Drop`.
///
/// Any errors during `Drop` are silently ignored. Most likely an error here means that your
/// X11 connection is broken and later requests will also fail.
#[derive(Debug)]
pub struct RegionWrapper<'c, C: RequestConnection>(&'c C, Region);

impl<'c, C: RequestConnection> RegionWrapper<'c, C>
{
    /// Assume ownership of the given resource and destroy it in `Drop`.
    pub fn for_region(conn: &'c C, id: Region) -> Self {
        RegionWrapper(conn, id)
    }

    /// Get the XID of the wrapped resource
    pub fn region(&self) -> Region {
        self.1
    }

    /// Assume ownership of the XID of the wrapped resource
    ///
    /// This function destroys this wrapper without freeing the underlying resource.
    pub fn into_region(self) -> Region {
        let id = self.1;
        std::mem::forget(self);
        id
    }
}

impl<'c, C: X11Connection> RegionWrapper<'c, C>
{

    /// Create a new Region and return a Region wrapper and a cookie.
    ///
    /// This is a thin wrapper around [create_region] that allocates an id for the Region.
    /// This function returns the resulting `RegionWrapper` that owns the created Region and frees
    /// it in `Drop`. This also returns a `VoidCookie` that comes from the call to
    /// [create_region].
    ///
    /// Errors can come from the call to [X11Connection::generate_id] or [create_region].
    pub fn create_region_and_get_cookie(conn: &'c C, rectangles: &[xproto::Rectangle]) -> Result<(Self, VoidCookie<'c, C>), ReplyOrIdError>
    {
        let region = conn.generate_id()?;
        let cookie = create_region(conn, region, rectangles)?;
        Ok((Self::for_region(conn, region), cookie))
    }

    /// Create a new Region and return a Region wrapper
    ///
    /// This is a thin wrapper around [create_region] that allocates an id for the Region.
    /// This function returns the resulting `RegionWrapper` that owns the created Region and frees
    /// it in `Drop`.
    ///
    /// Errors can come from the call to [X11Connection::generate_id] or [create_region].
    pub fn create_region(conn: &'c C, rectangles: &[xproto::Rectangle]) -> Result<Self, ReplyOrIdError>
    {
        Ok(Self::create_region_and_get_cookie(conn, rectangles)?.0)
    }

    /// Create a new Region and return a Region wrapper and a cookie.
    ///
    /// This is a thin wrapper around [create_region_from_bitmap] that allocates an id for the Region.
    /// This function returns the resulting `RegionWrapper` that owns the created Region and frees
    /// it in `Drop`. This also returns a `VoidCookie` that comes from the call to
    /// [create_region_from_bitmap].
    ///
    /// Errors can come from the call to [X11Connection::generate_id] or [create_region_from_bitmap].
    pub fn create_region_from_bitmap_and_get_cookie(conn: &'c C, bitmap: xproto::Pixmap) -> Result<(Self, VoidCookie<'c, C>), ReplyOrIdError>
    {
        let region = conn.generate_id()?;
        let cookie = create_region_from_bitmap(conn, region, bitmap)?;
        Ok((Self::for_region(conn, region), cookie))
    }

    /// Create a new Region and return a Region wrapper
    ///
    /// This is a thin wrapper around [create_region_from_bitmap] that allocates an id for the Region.
    /// This function returns the resulting `RegionWrapper` that owns the created Region and frees
    /// it in `Drop`.
    ///
    /// Errors can come from the call to [X11Connection::generate_id] or [create_region_from_bitmap].
    pub fn create_region_from_bitmap(conn: &'c C, bitmap: xproto::Pixmap) -> Result<Self, ReplyOrIdError>
    {
        Ok(Self::create_region_from_bitmap_and_get_cookie(conn, bitmap)?.0)
    }

    /// Create a new Region and return a Region wrapper and a cookie.
    ///
    /// This is a thin wrapper around [create_region_from_window] that allocates an id for the Region.
    /// This function returns the resulting `RegionWrapper` that owns the created Region and frees
    /// it in `Drop`. This also returns a `VoidCookie` that comes from the call to
    /// [create_region_from_window].
    ///
    /// Errors can come from the call to [X11Connection::generate_id] or [create_region_from_window].
    pub fn create_region_from_window_and_get_cookie(conn: &'c C, window: xproto::Window, kind: shape::SK) -> Result<(Self, VoidCookie<'c, C>), ReplyOrIdError>
    {
        let region = conn.generate_id()?;
        let cookie = create_region_from_window(conn, region, window, kind)?;
        Ok((Self::for_region(conn, region), cookie))
    }

    /// Create a new Region and return a Region wrapper
    ///
    /// This is a thin wrapper around [create_region_from_window] that allocates an id for the Region.
    /// This function returns the resulting `RegionWrapper` that owns the created Region and frees
    /// it in `Drop`.
    ///
    /// Errors can come from the call to [X11Connection::generate_id] or [create_region_from_window].
    pub fn create_region_from_window(conn: &'c C, window: xproto::Window, kind: shape::SK) -> Result<Self, ReplyOrIdError>
    {
        Ok(Self::create_region_from_window_and_get_cookie(conn, window, kind)?.0)
    }

    /// Create a new Region and return a Region wrapper and a cookie.
    ///
    /// This is a thin wrapper around [create_region_from_gc] that allocates an id for the Region.
    /// This function returns the resulting `RegionWrapper` that owns the created Region and frees
    /// it in `Drop`. This also returns a `VoidCookie` that comes from the call to
    /// [create_region_from_gc].
    ///
    /// Errors can come from the call to [X11Connection::generate_id] or [create_region_from_gc].
    pub fn create_region_from_gc_and_get_cookie(conn: &'c C, gc: xproto::Gcontext) -> Result<(Self, VoidCookie<'c, C>), ReplyOrIdError>
    {
        let region = conn.generate_id()?;
        let cookie = create_region_from_gc(conn, region, gc)?;
        Ok((Self::for_region(conn, region), cookie))
    }

    /// Create a new Region and return a Region wrapper
    ///
    /// This is a thin wrapper around [create_region_from_gc] that allocates an id for the Region.
    /// This function returns the resulting `RegionWrapper` that owns the created Region and frees
    /// it in `Drop`.
    ///
    /// Errors can come from the call to [X11Connection::generate_id] or [create_region_from_gc].
    pub fn create_region_from_gc(conn: &'c C, gc: xproto::Gcontext) -> Result<Self, ReplyOrIdError>
    {
        Ok(Self::create_region_from_gc_and_get_cookie(conn, gc)?.0)
    }

    /// Create a new Region and return a Region wrapper and a cookie.
    ///
    /// This is a thin wrapper around [create_region_from_picture] that allocates an id for the Region.
    /// This function returns the resulting `RegionWrapper` that owns the created Region and frees
    /// it in `Drop`. This also returns a `VoidCookie` that comes from the call to
    /// [create_region_from_picture].
    ///
    /// Errors can come from the call to [X11Connection::generate_id] or [create_region_from_picture].
    pub fn create_region_from_picture_and_get_cookie(conn: &'c C, picture: render::Picture) -> Result<(Self, VoidCookie<'c, C>), ReplyOrIdError>
    {
        let region = conn.generate_id()?;
        let cookie = create_region_from_picture(conn, region, picture)?;
        Ok((Self::for_region(conn, region), cookie))
    }

    /// Create a new Region and return a Region wrapper
    ///
    /// This is a thin wrapper around [create_region_from_picture] that allocates an id for the Region.
    /// This function returns the resulting `RegionWrapper` that owns the created Region and frees
    /// it in `Drop`.
    ///
    /// Errors can come from the call to [X11Connection::generate_id] or [create_region_from_picture].
    pub fn create_region_from_picture(conn: &'c C, picture: render::Picture) -> Result<Self, ReplyOrIdError>
    {
        Ok(Self::create_region_from_picture_and_get_cookie(conn, picture)?.0)
    }

    /// Create a new Region and return a Region wrapper and a cookie.
    ///
    /// This is a thin wrapper around [super::composite::create_region_from_border_clip] that allocates an id for the Region.
    /// This function returns the resulting `RegionWrapper` that owns the created Region and frees
    /// it in `Drop`. This also returns a `VoidCookie` that comes from the call to
    /// [super::composite::create_region_from_border_clip].
    ///
    /// Errors can come from the call to [X11Connection::generate_id] or [super::composite::create_region_from_border_clip].
    #[cfg(feature = "composite")]
    pub fn composite_create_region_from_border_clip_and_get_cookie(conn: &'c C, window: xproto::Window) -> Result<(Self, VoidCookie<'c, C>), ReplyOrIdError>
    {
        let region = conn.generate_id()?;
        let cookie = super::composite::create_region_from_border_clip(conn, region, window)?;
        Ok((Self::for_region(conn, region), cookie))
    }

    /// Create a new Region and return a Region wrapper
    ///
    /// This is a thin wrapper around [super::composite::create_region_from_border_clip] that allocates an id for the Region.
    /// This function returns the resulting `RegionWrapper` that owns the created Region and frees
    /// it in `Drop`.
    ///
    /// Errors can come from the call to [X11Connection::generate_id] or [super::composite::create_region_from_border_clip].
    #[cfg(feature = "composite")]
    pub fn composite_create_region_from_border_clip(conn: &'c C, window: xproto::Window) -> Result<Self, ReplyOrIdError>
    {
        Ok(Self::composite_create_region_from_border_clip_and_get_cookie(conn, window)?.0)
    }
}
#[cfg(feature = "composite")]
#[allow(unused_imports)]
use super::composite;

impl<C: RequestConnection> From<&RegionWrapper<'_, C>> for Region {
    fn from(from: &RegionWrapper<'_, C>) -> Self {
        from.1
    }
}

impl<C: RequestConnection> Drop for RegionWrapper<'_, C> {
    fn drop(&mut self) {
        let _ = destroy_region(self.0, self.1);
    }
}