cacao/src/control/mod.rs
2022-07-15 16:14:02 +02:00

56 lines
1.6 KiB
Rust

use objc::runtime::Object;
use objc::{class, msg_send, sel, sel_impl};
use crate::foundation::{id, NSUInteger, NO, YES};
use crate::objc_access::ObjcAccess;
/// Use this enum for specifying NSControl size types.
#[derive(Copy, Clone, Debug)]
pub enum ControlSize {
/// The smallest control size.
Mini,
/// A smaller control size.
Small,
/// The default, regular, size.
Regular,
/// A large control. Only available on macOS 11.0+.
/// If you pass this to the `set_control_size` method on the `Control` trait, it will
/// transparently map to `Regular` on 10.15 and below.
Large
}
/// A trait that view wrappers must conform to. Enables managing the subview tree.
#[allow(unused_variables)]
pub trait Control: ObjcAccess {
/// Whether this control is enabled or not.
fn set_enabled(&self, is_enabled: bool) {
self.with_backing_obj_mut(|obj| unsafe {
let _: () = msg_send![obj, setEnabled:match is_enabled {
true => YES,
false => NO
}];
});
}
/// Sets the underlying control size.
fn set_control_size(&self, size: ControlSize) {
let control_size: NSUInteger = match size {
ControlSize::Mini => 2,
ControlSize::Small => 1,
ControlSize::Regular => 0,
ControlSize::Large => match crate::utils::os::is_minimum_version(11) {
true => 3,
false => 0
}
};
self.with_backing_obj_mut(|obj| unsafe {
let _: () = msg_send![obj, setControlSize: control_size];
});
}
}