tauri/examples/state/main.rs

48 lines
1.0 KiB
Rust

// Copyright 2019-2024 Tauri Programme within The Commons Conservancy
// SPDX-License-Identifier: Apache-2.0
// SPDX-License-Identifier: MIT
#![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
use std::sync::Mutex;
use tauri::State;
struct Counter(Mutex<usize>);
#[tauri::command]
fn increment(counter: State<'_, Counter>) -> usize {
let mut c = counter.0.lock().unwrap();
*c += 1;
*c
}
#[tauri::command]
fn decrement(counter: State<'_, Counter>) -> usize {
let mut c = counter.0.lock().unwrap();
*c -= 1;
*c
}
#[tauri::command]
fn reset(counter: State<'_, Counter>) -> usize {
let mut c = counter.0.lock().unwrap();
*c = 0;
*c
}
#[tauri::command]
fn get(counter: State<'_, Counter>) -> usize {
*counter.0.lock().unwrap()
}
fn main() {
tauri::Builder::default()
.manage(Counter(Mutex::new(0)))
.invoke_handler(tauri::generate_handler![increment, decrement, reset, get])
.run(tauri::generate_context!(
"../../examples/state/tauri.conf.json"
))
.expect("error while running tauri application");
}