Add NSTimeInterval

Author: madsmtm

objc2/CHANGELOG_FOUNDATION.md

@@ -14,6 +14,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 * Added `NSMutableDictionary`.
 * Added `NSNotFound`.
 * Added `NSBundle`.
+* Added `NSTimeInterval`.
 
 
 ## objc2 0.3.0-beta.2 - 2022-08-28

objc2/src/foundation/mod.rs

@@ -51,6 +51,8 @@
 #![allow(missing_docs)]
 #![allow(clippy::missing_safety_doc)]
 
+use std::os::raw::c_double;
+
 pub use self::array::NSArray;
 pub use self::attributed_string::{NSAttributedString, NSAttributedStringKey};
 pub use self::bundle::NSBundle;
@@ -91,6 +93,11 @@ pub use crate::ffi::{NSInteger, NSUInteger};
 #[allow(non_upper_case_globals)]
 pub const NSNotFound: NSInteger = crate::ffi::NSIntegerMax;
 
+/// A number of seconds.
+///
+/// See [Apple's documentation](https://developer.apple.com/documentation/foundation/nstimeinterval?language=objc).
+pub type NSTimeInterval = c_double;
+
 #[cfg(feature = "apple")]
 #[link(name = "Foundation", kind = "framework")]
 extern "C" {}