在安卓系统中防止双击按钮的最佳方法是什么?


当前回答

KLEANEST Kotlin惯用方式:

class OnSingleClickListener(private val block: () -> Unit) : View.OnClickListener {

    private var lastClickTime = 0L

    override fun onClick(view: View) {
        if (SystemClock.elapsedRealtime() - lastClickTime < 1000) {
            return
        }
        lastClickTime = SystemClock.elapsedRealtime()

        block()
    }
}

fun View.setOnSingleClickListener(block: () -> Unit) {
    setOnClickListener(OnSingleClickListener(block))
}

用法:

button.setOnSingleClickListener { ... }

或者加上一个控制油门的附加参数

class OnClickListenerThrottled(private val block: () -> Unit, private val wait: Long) : View.OnClickListener {

    private var lastClickTime = 0L

    override fun onClick(view: View) {
        if (SystemClock.elapsedRealtime() - lastClickTime < wait) {
            return
        }
        lastClickTime = SystemClock.elapsedRealtime()

        block()
    }
}

/**
 * A throttled click listener that only invokes [block] at most once per every [wait] milliseconds.
 */
fun View.setOnClickListenerThrottled(wait: Long = 1000L, block: () -> Unit) {
    setOnClickListener(OnClickListenerThrottled(block, wait))
}

Usages:

button.setOnClickListenerThrottled(2000L) { /** some action */}
or
button.setOnClickListenerThrottled { /** some action */}

其他回答

在kotlin

button.setOnClickListener { 
    it?.apply { isEnabled = false; postDelayed({ isEnabled = true }, 400) } //400 ms
    //do your work
}

KLEANEST Kotlin惯用方式:

class OnSingleClickListener(private val block: () -> Unit) : View.OnClickListener {

    private var lastClickTime = 0L

    override fun onClick(view: View) {
        if (SystemClock.elapsedRealtime() - lastClickTime < 1000) {
            return
        }
        lastClickTime = SystemClock.elapsedRealtime()

        block()
    }
}

fun View.setOnSingleClickListener(block: () -> Unit) {
    setOnClickListener(OnSingleClickListener(block))
}

用法:

button.setOnSingleClickListener { ... }

或者加上一个控制油门的附加参数

class OnClickListenerThrottled(private val block: () -> Unit, private val wait: Long) : View.OnClickListener {

    private var lastClickTime = 0L

    override fun onClick(view: View) {
        if (SystemClock.elapsedRealtime() - lastClickTime < wait) {
            return
        }
        lastClickTime = SystemClock.elapsedRealtime()

        block()
    }
}

/**
 * A throttled click listener that only invokes [block] at most once per every [wait] milliseconds.
 */
fun View.setOnClickListenerThrottled(wait: Long = 1000L, block: () -> Unit) {
    setOnClickListener(OnClickListenerThrottled(block, wait))
}

Usages:

button.setOnClickListenerThrottled(2000L) { /** some action */}
or
button.setOnClickListenerThrottled { /** some action */}

使用setEnabled(false)禁用按钮,直到用户可以安全地再次单击它。

只有2步,你可以在你的应用程序的任何地方使用它。

步骤1。创建一个单例管理器[避免多次点击]

package com.im.av.mediator;

import android.os.SystemClock;

import java.util.HashMap;

/**
 * Created by ShuHeng on 16/6/1.
 */
public class ClickManager {



    private HashMap<Integer,Long> laskClickTimeMap=new HashMap<Integer,Long>();
    public volatile static ClickManager mInstance =null;

    public static ClickManager getInstance(){
        if (mInstance == null) {
            synchronized(ClickManager.class) {
                if (mInstance == null) {
                    mInstance = new ClickManager();
                }
            }
        }
        return mInstance;
    }
   public boolean isClickable1s(Integer key){
       Long keyLong = laskClickTimeMap.get(key);
       if(keyLong==null){
           laskClickTimeMap.put(key,SystemClock.elapsedRealtime());
           return true;
       }else{
           if (SystemClock.elapsedRealtime() - keyLong.longValue() < 1000){
               return false;
           }else{
               laskClickTimeMap.put(key,new Long(SystemClock.elapsedRealtime()));
               return true;
           }
       }
   }
}  

步骤2。添加一行,避免多次单击。

@Override
public void onClick(View v) {
    // TODO Auto-generated method stub
    int id = v.getId();
    if (id == R.id.iv_back) {
        if(!ClickManager.getInstance().isClickable1s(R.id.iv_back))return;
        //do something
    } else if (id == R.id.iv_light) {
        if(!ClickManager.getInstance().isClickable1s(R.id.iv_light))return;
        //do something
    } else if (id == R.id.iv_camerarotate) {
        if(!ClickManager.getInstance().isClickable1s(R.id.iv_camerarotate))return;
           //do something
    } else if (id == R.id.btn_delete_last_clip) {
        if(!ClickManager.getInstance().isClickable1s(R.id.btn_delete_last_clip))return;
          //do something

    } else if (id == R.id.iv_ok) {
        if(!ClickManager.getInstance().isClickable1s(R.id.iv_ok))return;
        //do something
    }
}

这是我的解决方案:

if (waitDouble) {
    waitDouble = false;
    Thread thread = new Thread() {
        @Override
        public void run() {
            try {
                sleep(300);
                if (waitDouble == false) {
                    waitDouble = true;
                    singleClick();  //singleClick
                }
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }
    };
    thread.start();
} else {//DoubleClick
    DoubleClick();
    waitDouble = true;
}

或者另一种解决方案:

public class NoDoubleClickUtils {
    private static long lastClickTime;
    private final static int SPACE_TIME = 500;

    public static void initLastClickTime() {
        lastClickTime = 0;
    }

    public synchronized static boolean isDoubleClick() {
        long currentTime = System.currentTimeMillis();
        boolean isClick2;
        if (currentTime - lastClickTime > SPACE_TIME) {
            isClick2 = false;
        } else {
            isClick2 = true;
        }
        lastClickTime = currentTime;
        return isClick2;
    }
}