Files
squeekboard/src/manager.rs
2021-03-09 14:59:23 +00:00

34 lines
905 B
Rust

/*! Procedures relating to the management of the switching of layouts */
use ::util;
pub mod c {
use std::os::raw::{c_char, c_void};
/// EekboardContextService*
#[repr(transparent)]
#[derive(Clone, Copy)]
pub struct Manager(*const c_void);
extern "C" {
pub fn eekboard_context_service_set_overlay(
manager: Manager,
name: *const c_char,
);
pub fn eekboard_context_service_get_overlay(
manager: Manager,
) -> *const c_char;
}
}
/// Returns the overlay name.
/// The result lifetime is "as long as the C copy lives"
pub fn get_overlay(manager: c::Manager) -> Option<String> {
let raw_str = unsafe {
c::eekboard_context_service_get_overlay(manager)
};
// this string is generated from Rust, should never be invalid
util::c::as_str(&raw_str).unwrap()
.map(String::from)
}