添加startOne方法

include/Timer.h

@@ -37,6 +37,7 @@ namespace ling {
         static std::atomic<bool> flag;
         static std::condition_variable listCV;
 
+        std::atomic<bool> state{true};
         std::function<void()> recall;
         int64_t id = 0;
         Task task;
@@ -57,14 +58,18 @@ namespace ling {
                     args)...); // 连接函数和参数定义，特殊函数类型，避免左右值错误
             auto task_ptr = std::make_shared<std::packaged_task<decltype(f(args...))()>>(func);
             std::function<void()> warpper_func = [task_ptr, this]() {
+                if (this->state.load()) {
+                    this->recall();
+                }
                 (*task_ptr)();
-                this->recall();
             };
             this->recall = [this, func]() {
                 auto task_ptr = std::make_shared<std::packaged_task<decltype(f(args...))()>>(func);
                 std::function<void()> warpper_func = [task_ptr, this]() {
+                    if (this->state.load()) {
+                        this->recall();
+                    }
                     (*task_ptr)();
-                    this->recall();
                 };
                 this->task.time = std::time(nullptr) + this->task.interval;
                 this->task.fun = warpper_func;
@@ -82,6 +87,8 @@ namespace ling {
         /// 重新启动定时器
         void start();
 
+        void startOne(int64_t interval);
+
         void stop() const;
 
         /// 设置任务执行器