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fix: provide version fallback

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This commit is contained in:
Esteban Borai 2022-10-15 20:24:42 -03:00
parent d5f8b0d6e5
commit 8c51b953d3
1 changed files with 15 additions and 3 deletions
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18
src/text/font.rs
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@ -9,6 +9,7 @@ use objc::{class, msg_send, sel, sel_impl};
use objc_id::ShareId; use objc_id::ShareId;
use crate::foundation::{id, nil, NSArray, NSString, NO, YES}; use crate::foundation::{id, nil, NSArray, NSString, NO, YES};
use crate::utils::os;
/// A `Font` can be constructed and applied to supported controls to control things like text /// A `Font` can be constructed and applied to supported controls to control things like text
/// appearance and size. /// appearance and size.
@ -42,11 +43,22 @@ impl Font {
} }
/// Creates and returns a monospace system font at the specified size and weight /// Creates and returns a monospace system font at the specified size and weight
///
/// # Support
///
/// The `monospace` font feature is available from version `10.15`.
///
/// If the current system is using an older version the `monospacedSystemFontOfSize`
/// option will be omitted.
pub fn monospace(size: f64, weight: f64) -> Self { pub fn monospace(size: f64, weight: f64) -> Self {
let size = size as CGFloat; if os::is_minimum_semversion(10, 15, 0) {
let weight = weight as CGFloat; let size = size as CGFloat;
let weight = weight as CGFloat;
Font(unsafe { ShareId::from_ptr(msg_send![class!(NSFont), monospacedSystemFontOfSize: size weight: weight]) }) Font(unsafe { ShareId::from_ptr(msg_send![class!(NSFont), monospacedSystemFontOfSize: size weight: weight]) })
} else {
Font(unsafe { ShareId::from_ptr(msg_send![class!(NSFont), weight: weight]) })
}
} }
} }