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@@ -1,6 +1,13 @@
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+use std::sync::{Arc, Mutex, atomic::{AtomicBool, Ordering}};
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use std::thread;
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use hidapi::HidApi;
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use tauri::{Emitter,Window};
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+// 全局停止标志和线程句柄
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+lazy_static::lazy_static! {
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+ static ref STOP_SIGNAL: AtomicBool = AtomicBool::new(false);
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+ static ref THREAD_HANDLE: Mutex<Option<thread::JoinHandle<()>>> = Mutex::new(None);
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+}
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+// G923设备标识
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const LOGITECH_VID: u16 = 0x046D; // 罗技厂商ID
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const G923_PIDS: &[u16] = &[
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0xC262, // G923 PlayStation
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@@ -11,8 +18,10 @@ const G923_PIDS: &[u16] = &[
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// 读取G923数据
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#[tauri::command]
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fn start_reading_data(window: Window) -> Result<(), String> {
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+ // 停止现有线程
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+ stop_reading_data();
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// 初始化HID API
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- let api = HidApi::new().map_err(|_| "HID设备初始化失败".to_string())?;
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+ let api = HidApi::new().map_err(|_| "HID初始化失败".to_string())?;
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// 自动检测设备
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let device_info = api.device_list().find(|d| d.vendor_id() == LOGITECH_VID && G923_PIDS.contains(&d.product_id())).ok_or("未找到G923方向盘")?;
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// 打印检测到的设备信息
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@@ -21,33 +30,63 @@ fn start_reading_data(window: Window) -> Result<(), String> {
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device_info.product_id());
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// 打开设备
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let device = device_info.open_device(&api).map_err(|e| format!("无法打开设备: {}", e))?;
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+ // 发送初始化命令
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+ // let init_report = [0x02u8, 0x00, 0x00, 0x00, 0x00]; // 根据实际协议调整
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+ // device.send_feature_report(&init_report).map_err(|e| format!("设备初始化失败: {}", e))?;
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+ // 设置非阻塞模式(可选)
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+ device.set_blocking_mode(false).map_err(|e| format!("设置非阻塞模式失败: {}", e))?;
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+ // 克隆Arc用于线程
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+ let device = Arc::new(Mutex::new(device));
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+ let thread_device = Arc::clone(&device);
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+ let thread_window = window.clone();
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// 启动读取线程
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- thread::spawn(move || {
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+ let handle = thread::spawn(move || {
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let mut buf = [0u8; 64];
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loop {
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+ // 检查停止标志
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+ if STOP_SIGNAL.load(Ordering::SeqCst) {
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+ println!("停止读取线程");
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+ break;
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+ }
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+
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// 使用带超时的读取(100ms)
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- let res = match device.read_timeout(&mut buf, 100) {
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+ let res = match thread_device.lock().unwrap().read_timeout(&mut buf, 100) {
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Ok(n) => n,
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Err(e) => {
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eprintln!("读取数据失败: {}", e);
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- break;
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+ continue;
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}
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};
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// 处理&发送数据
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let data = &buf[..res];
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- let _ = window.emit("g923-data", format!("{:?}", data));
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+ let _ = thread_window.emit("g923-data", format!("{:?}", data));
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}
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- });
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+ // 关闭设备
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+ drop(thread_device.lock().unwrap());
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+ });
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+ // 存储线程句柄
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+ *THREAD_HANDLE.lock().unwrap() = Some(handle);
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+ // return
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Ok(())
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}
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+// 设置停止
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+#[tauri::command]
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+fn stop_reading_data() {
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+ STOP_SIGNAL.store(true, Ordering::SeqCst);
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+ if let Some(handle) = THREAD_HANDLE.lock().unwrap().take() {
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+ let _ = handle.join().map_err(|_| "无法等待线程退出".to_string());
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+ }
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+ STOP_SIGNAL.store(false, Ordering::SeqCst);
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+}
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+
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pub fn run() {
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tauri::Builder::default()
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.plugin(tauri_plugin_shell::init())
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.plugin(tauri_plugin_mqtt::init())
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- .invoke_handler(tauri::generate_handler![start_reading_data])
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+ .invoke_handler(tauri::generate_handler![start_reading_data,stop_reading_data])
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.run(tauri::generate_context!())
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.expect("error while running tauri application");
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}
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