Android优雅地处理按钮重复点击的几种方法

private long mLastClickTime = 0;
public static final long TIME_INTERVAL = 1000L;
private Button btTest;
private void initView() {
 btTest = findViewById(R.id.bt_test);
 btTest.setOnClickListener(new View.OnClickListener() {
  @Override
  public void onClick(View v) {
   long nowTime = System.currentTimeMillis();
   if (nowTime - mLastClickTime > TIME_INTERVAL) {
    // do something
    mLastClickTime = nowTime;
   } else {
    Toast.makeText(MainActivity.this, "不要重复点击", Toast.LENGTH_SHORT).show();
   }
  }
 });
}

public abstract class CustomClickListener implements View.OnClickListener {
 private long mLastClickTime;
 private long timeInterval = 1000L;

 public CustomClickListener() {

 }

 public CustomClickListener(long interval) {
  this.timeInterval = interval;
 }

 @Override
 public void onClick(View v) {
  long nowTime = System.currentTimeMillis();
  if (nowTime - mLastClickTime > timeInterval) {
   // 单次点击事件
   onSingleClick();
   mLastClickTime = nowTime;
  } else {
   // 快速点击事件
   onFastClick();
  }
 }

 protected abstract void onSingleClick();
 protected abstract void onFastClick();
}

btTest.setOnClickListener(new CustomClickListener() {
 @Override
 protected void onSingleClick() {
  Log.d("xxx", "onSingleClick");
 }

 @Override
 protected void onFastClick() {
  Log.d("xxx", "onFastClick");
 }
});

RxView.clicks(view)
 .throttleFirst(1, TimeUnit.SECONDS)
 .subscribe(new Consumer<Object>() {
  @Override
  public void accept(Object o) throws Exception {
   // do something
  }
  });

dependencies {
  ......
  classpath 'com.hujiang.aspectjx:gradle-android-plugin-aspectjx:2.0.0'
}

apply plugin: 'android-aspectjx'
dependencies {
 ......
 implementation 'org.aspectj:aspectjrt:1.8.9'
}

@Retention(RetentionPolicy.CLASS)
@Target(ElementType.METHOD)
public @interface SingleClick {
 /* 点击间隔时间 */
 long value() default 1000;
}

public final class XClickUtil {

 /**
  * 最近一次点击的时间
  */
 private static long mLastClickTime;
 /**
  * 最近一次点击的控件ID
  */
 private static int mLastClickViewId;

 /**
  * 是否是快速点击
  *
  * @param v 点击的控件
  * @param intervalMillis 时间间期（毫秒）
  * @return true:是，false:不是
  */
 public static boolean isFastDoubleClick(View v, long intervalMillis) {
  int viewId = v.getId();
  long time = System.currentTimeMillis();
  long timeInterval = Math.abs(time - mLastClickTime);
  if (timeInterval < intervalMillis && viewId == mLastClickViewId) {
   return true;
  } else {
   mLastClickTime = time;
   mLastClickViewId = viewId;
   return false;
  }
 }
}

@Aspect
public class SingleClickAspect {
 private static final long DEFAULT_TIME_INTERVAL = 5000;

 /** 
  * 定义切点，标记切点为所有被@SingleClick注解的方法
  */
 @Pointcut("execution(@me.baron.test.annotation.SingleClick * *(..))")
 public void methodAnnotated() {}

 /** 
  * 定义一个切面方法，包裹切点方法
  */
 @Around("methodAnnotated()")
 public void aroundJoinPoint(ProceedingJoinPoint joinPoint) throws Throwable {
  // 取出方法的参数
  View view = null;
  for (Object arg : joinPoint.getArgs()) {
   if (arg instanceof View) {
    view = (View) arg;
    break;
   }
  }
  if (view == null) {
   return;
  }
  // 取出方法的注解
  MethodSignature methodSignature = (MethodSignature) joinPoint.getSignature();
  Method method = methodSignature.getMethod();
  if (!method.isAnnotationPresent(SingleClick.class)) {
   return;
  }
  SingleClick singleClick = method.getAnnotation(SingleClick.class);
  // 判断是否快速点击
  if (!XClickUtil.isFastDoubleClick(view, singleClick.value())) {
   // 不是快速点击，执行原方法
   joinPoint.proceed();
  }
 }
}

private void initView() {
 btTest = findViewById(R.id.bt_test);
 btTest.setOnClickListener(new View.OnClickListener() {
  @SingleClick
  @Override
  public void onClick(View v) {
   // do something
  }
 });
}