control/src-tauri/src/lib.rs

// 模块引用
use std::{
    thread::{sleep, spawn},
    time::Duration,
};
use tauri::{Emitter, Window};

// 生成新函数
#[tauri::command]
fn greet(name: &str) -> String {
    format!("Hello, {}! You've been greeted from Rust!", name)
}
// 使用derive 生成新的数据结构
#[derive(Clone, serde::Serialize)]
struct Payload {
    message: String,
}

// 向窗口发送消息
#[tauri::command]
fn init_process(window: Window) {
    spawn(move || loop {
        window
            .emit(
                "event",
                Payload {
                    message: "你好".into(),
                },
            )
            .unwrap();
        sleep(Duration::from_millis(1000));
    });
}

// 条件编译属性cfg 的属性attr
#[cfg_attr(mobile, tauri::mobile_entry_point)]
pub fn run() {
    tauri::Builder::default()
        .plugin(tauri_plugin_websocket::init())
        .plugin(tauri_plugin_shell::init())
        .invoke_handler(tauri::generate_handler![greet, init_process])
        .run(tauri::generate_context!())
        .expect("error while running tauri application");
}