/
unix.rs
120 lines (110 loc) · 2.84 KB
/
unix.rs
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use core::ffi::c_void;
use core::ptr;
use cty::c_ulong;
/// Raw window handle for Xlib.
///
/// ## Construction
/// ```
/// # use raw_window_handle::XlibHandle;
/// let handle = XlibHandle::empty();
/// /* set fields */
/// ```
#[non_exhaustive]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub struct XlibHandle {
/// An Xlib `Window`.
pub window: c_ulong,
/// A pointer to an Xlib `Display`.
pub display: *mut c_void,
/// An Xlib visual ID, or 0 if unknown.
pub visual_id: c_ulong,
}
/// Raw window handle for Xcb.
///
/// ## Construction
/// ```
/// # use raw_window_handle::XcbHandle;
/// let handle = XcbHandle::empty();
/// /* set fields */
/// ```
#[non_exhaustive]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub struct XcbHandle {
/// An X11 `xcb_window_t`.
pub window: u32, // Based on xproto.h
/// A pointer to an X server `xcb_connection_t`.
pub connection: *mut c_void,
/// An X11 `xcb_visualid_t`, or 0 if unknown.
pub visual_id: u32,
}
/// Raw window handle for Wayland.
///
/// ## Construction
/// ```
/// # use raw_window_handle::WaylandHandle;
/// let handle = WaylandHandle::empty();
/// /* set fields */
/// ```
#[non_exhaustive]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub struct WaylandHandle {
/// A pointer to a `wl_surface`.
pub surface: *mut c_void,
/// A pointer to a `wl_display`.
pub display: *mut c_void,
}
impl XlibHandle {
pub fn empty() -> Self {
Self {
window: 0,
display: ptr::null_mut(),
visual_id: 0,
}
}
}
impl XcbHandle {
pub fn empty() -> Self {
Self {
window: 0,
connection: ptr::null_mut(),
visual_id: 0,
}
}
}
impl WaylandHandle {
pub fn empty() -> Self {
Self {
surface: ptr::null_mut(),
display: ptr::null_mut(),
}
}
}
impl From<(new::XlibWindowHandle, new::XlibDisplayHandle)> for XlibHandle {
fn from(handle: (new::XlibWindowHandle, new::XlibDisplayHandle)) -> Self {
Self {
window: handle.0.window,
display: handle.1.display,
visual_id: handle.0.visual_id,
..Self::empty()
}
}
}
impl From<(new::XcbWindowHandle, new::XcbDisplayHandle)> for XcbHandle {
fn from(handle: (new::XcbWindowHandle, new::XcbDisplayHandle)) -> Self {
Self {
window: handle.0.window,
connection: handle.1.connection,
visual_id: handle.0.visual_id,
..Self::empty()
}
}
}
impl From<(new::WaylandWindowHandle, new::WaylandDisplayHandle)> for WaylandHandle {
fn from(handle: (new::WaylandWindowHandle, new::WaylandDisplayHandle)) -> Self {
Self {
surface: handle.0.surface,
display: handle.1.display,
..Self::empty()
}
}
}