destroy method
void
destroy()
销毁播放控制器
Destroy the player controller
Implementation
void destroy() {
if (_isDestroyed) return;
_isDestroyed = true;
// The next line disables the wakelock again.
if (_widgetData?.allowedScreenSleep == false) {
WakelockPlus.disable();
}
// 取消应用生命周期监听
_lifecycleListener.dispose();
// 停止并销毁策略系统
strategyManager.dispose();
// 确保顺序:先停止播放器和下载器,再释放 notifier
Future.microtask(() {
_destroyPlayer();
_destroyDownloader();
_disposeValueNotifiers();
});
}