mainactivity

android SDK更新到23.0.2后创建新项目无法创建MainActivity和默认布局，这个时候就需要更新ADT到23.0.2 更新时报如下错误 Your original request has been modified. "Android DDMS" is already installed, so an update will be performed instead. "Android Development Tools" is already installed, so an update will be performed instead. "Android Hierarchy Viewer" is already installed, so an update will be performed instead. "Android Native Development Tools" is already installed, so an update will be performed instead. "Android Traceview" is already installed, so an update will be performed instead. "Tracer for OpenGL ES" is already installed, so

由于运动轨迹是在子线程里面完成的，我们自然而然会想到线程的等待、唤醒，也就是wait、notify的问题了 因此我们在运动过程加上就如下代码就可以了 if (pause) { try { lock.wait(); } catch (InterruptedException e) { e.printStackTrace(); } } } 1 2 3 4 5 6 7 8 怎么让他恢复运动呢？notify一下即可 public void reStartMove() { synchronized (lock) { pause = false; lock.notify(); } } 完整的代码如下： /** * Description: <MoveCarCustomThread><br> * Author: mxdl<br> * Date: 2019/7/10<br> * Version: V1.0.0<br> * Update: <br> */ public class MoveCarCustomThread extends Thread { public static final String TAG = MoveCarCustomThread.class.getSimpleName(); private Handler moveCarHandler;//发送数据的异步消息处理器

/** * Description: <MoveCarCustomThread><br> * Author: mxdl<br> * Date: 2019/7/10<br> * Version: V1.0.0<br> * Update: <br> */ public class MoveCarSmoothThread implements IMoveCar { public static final String TAG = MoveCarSmoothThread.class.getSimpleName(); private MovingPointOverlay mMovingPointOverlay; private WeakReference<MainActivity> mActivityWeakReference; private boolean isfirst = true; private MOVE_STATE currMoveState = MOVE_STATE.START_STATUS; public void setCurrMoveState(MOVE_STATE currMoveState) { this.currMoveState = currMoveState; } public MOVE_STATE getCurrMoveState() { return