1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79
use core::ffi::c_void;
use core::ptr::NonNull;
use super::DisplayHandle;
/// Raw display handle for Haiku.
#[non_exhaustive]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub struct HaikuDisplayHandle {}
impl HaikuDisplayHandle {
/// Create a new empty display handle.
///
///
/// # Example
///
/// ```
/// # use raw_window_handle::HaikuDisplayHandle;
/// let handle = HaikuDisplayHandle::new();
/// ```
pub fn new() -> Self {
Self {}
}
}
impl DisplayHandle<'static> {
/// Create an Haiku-based display handle.
///
/// As no data is borrowed by this handle, it is completely safe to create. This function
/// may be useful to windowing framework implementations that want to avoid unsafe code.
///
/// # Example
///
/// ```
/// # use raw_window_handle::{DisplayHandle, HasDisplayHandle};
/// # fn do_something(rwh: impl HasDisplayHandle) { let _ = rwh; }
/// let handle = DisplayHandle::haiku();
/// do_something(handle);
/// ```
pub fn haiku() -> Self {
// SAFETY: No data is borrowed.
unsafe { Self::borrow_raw(HaikuDisplayHandle::new().into()) }
}
}
/// Raw window handle for Haiku.
#[non_exhaustive]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub struct HaikuWindowHandle {
/// A pointer to a BWindow object
pub b_window: NonNull<c_void>,
/// A pointer to a BDirectWindow object that might be null
pub b_direct_window: Option<NonNull<c_void>>,
}
impl HaikuWindowHandle {
/// Create a new handle to a window.
///
///
/// # Example
///
/// ```
/// # use core::ptr::NonNull;
/// # use raw_window_handle::HaikuWindowHandle;
/// # type BWindow = ();
/// #
/// let b_window: NonNull<BWindow>;
/// # b_window = NonNull::from(&());
/// let mut handle = HaikuWindowHandle::new(b_window.cast());
/// // Optionally set `b_direct_window`.
/// handle.b_direct_window = None;
/// ```
pub fn new(b_window: NonNull<c_void>) -> Self {
Self {
b_window,
b_direct_window: None,
}
}
}