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// x11-rs: Rust bindings for X11 libraries
// The X11 libraries are available under the MIT license.
// These bindings are public domain.

use std::os::raw::{ c_int, c_uint, c_ulong };
use std::mem;

use ::internal::transmute_union;
use xlib::{ Atom, Bool, Display, Drawable, Status, Time, Visual, XEvent, XID, XSetWindowAttributes, Window };


//
// functions
//


x11_link! { Xss, xscrnsaver, ["libXss.so.2", "libXss.so"], 11,
  pub fn XScreenSaverQueryExtension (_1: *mut Display, _2: *mut c_int, _3: *mut c_int) -> Bool,
  pub fn XScreenSaverQueryVersion (_1: *mut Display, _2: *mut c_int, _3: *mut c_int) -> Status,
  pub fn XScreenSaverAllocInfo () -> *mut XScreenSaverInfo,
  pub fn XScreenSaverQueryInfo (_1: *mut Display, _2: Drawable, _3: *mut XScreenSaverInfo) -> Status,
  pub fn XScreenSaverSelectInput (_1: *mut Display, _2: Drawable, _3: c_ulong) -> (),
  pub fn XScreenSaverSetAttributes (_1: *mut Display, _2: Drawable, _3: c_int, _4: c_int, _5: c_uint, _6: c_uint, _7: c_uint, _8: c_int, _9: c_uint, _10: *mut Visual, _11: c_ulong, _12: *mut XSetWindowAttributes) -> (),
  pub fn XScreenSaverUnsetAttributes (_1: *mut Display, _2: Drawable) -> (),
  pub fn XScreenSaverRegister (_1: *mut Display, _2: c_int, _3: XID, _4: Atom) -> Status,
  pub fn XScreenSaverUnregister (_1: *mut Display, _2: c_int) -> Status,
  pub fn XScreenSaverGetRegistered (_1: *mut Display, _2: c_int, _3: *mut XID, _4: *mut Atom) -> Status,
  pub fn XScreenSaverSuspend (_1: *mut Display, _2: Bool) -> (),
variadic:
globals:
}


//
// types
//


#[derive(Clone, Copy, PartialEq)]
#[repr(C)]
pub struct XScreenSaverInfo {
  pub window: Window,
  pub state: c_int,
  pub kind: c_int,
  pub til_or_since: c_ulong,
  pub idle: c_ulong,
  pub eventMask: c_ulong,
}


//
// event structures
//


#[derive(Clone, Copy, PartialEq)]
#[repr(C)]
pub struct XScreenSaverNotifyEvent {
  pub type_: c_int,
  pub serial: c_ulong,
  pub send_event: Bool,
  pub display: *mut Display,
  pub window: Window,
  pub root: Window,
  pub state: c_int,
  pub kind: c_int,
  pub forced: Bool,
  pub time: Time,
}

event_conversions_and_tests! {
  XScreenSaverNotifyEvent,
}


//
// constants
//


pub const ScreenSaverName: &'static str = "MIT-SCREEN-SAVER";
pub const ScreenSaverPropertyName: &'static str = "_MIT_SCREEN_SAVER_ID";

pub const ScreenSaverNotifyMask: c_ulong = 0x00000001;
pub const ScreenSaverCycleMask: c_ulong = 0x00000002;

pub const ScreenSaverMajorVersion: c_int = 1;
pub const ScreenSaverMinorVersion: c_int = 1;

pub const ScreenSaverOff: c_int = 0;
pub const ScreenSaverOn: c_int = 1;
pub const ScreenSaverCycle: c_int = 2;
pub const ScreenSaverDisabled: c_int = 3;

pub const ScreenSaverBlanked: c_int = 0;
pub const ScreenSaverInternal: c_int = 1;
pub const ScreenSaverExternal: c_int = 2;

pub const ScreenSaverNotify: c_int = 0;
pub const ScreenSaverNumberEvents: c_int = 1;