Kotlin 实现按钮点击跳转监听事件方式

package com.example.naizu.mavec

import android.app.Activity 
import android.content.Intent 
import android.os.Bundle 
import android.widget.Toast 
import kotlinx.android.synthetic.main.activity_guiding.*

class Guiding : Activity() {

override fun onCreate(savedInstanceState: Bundle?) {
  super.onCreate(savedInstanceState)
  setContentView(R.layout.activity_guiding)

  button.setOnClickListener({ startActivity(Intent(Guiding@this,MainActivity::class.java ))})


}
}

import android.support.v7.app.AppCompatActivity
import android.os.Bundle
 
class FirstActivity : AppCompatActivity() {
 
  override fun onCreate(savedInstanceState: Bundle?) {
    super.onCreate(savedInstanceState)
    setContentView(R.layout.activity_first)
  }
}

import android.content.Intent
import android.support.v7.app.AppCompatActivity
import android.os.Bundle
import android.util.Log
import android.view.View
import kotlinx.android.synthetic.main.activity_main.*
import com.example.admin.zkotlin.NoDoubleClickListener
 
class MainActivity : AppCompatActivity() {
 
  override fun onCreate(savedInstanceState: Bundle?) {
    super.onCreate(savedInstanceState)
    setContentView(R.layout.activity_main)
 
    button1.setOnClickListener {
      var intent = Intent(this@MainActivity, FirstActivity::class.java)
      startActivity(intent)
    }
 
    button2.setOnClickListener(object : NoDoubleClickListener() {
      override fun onNoDoubleClick(v: View?) {
        Log.e("TAG", "button2 click")
        var intent = Intent(this@MainActivity, FirstActivity::class.java)
        startActivity(intent)
      }
 
    })
 
  }
 
}

package com.example.admin.zkotlin;
 
 
import android.os.SystemClock;
import android.view.View;
 
/**
 * User: Gavin
 * E-mail: GavinChangCN@163.com
 * Desc: 解决"帕金森"式连续点击
 * Date: 2016-12-01
 * Time: 17:26
 */
public abstract class NoDoubleClickListener implements View.OnClickListener {
  protected static final String TAG = "NoDoubleClickListener";
 
  private static final int MIN_CLICK_DELAY_TIME = 1000;
  private long lastClickTime = 0;
 
  public abstract void onNoDoubleClick(View v);
 
  @Override
  public void onClick(View v) {
    long currentTime = SystemClock.uptimeMillis();
    if (currentTime - lastClickTime > MIN_CLICK_DELAY_TIME) {
      lastClickTime = currentTime;
      onNoDoubleClick(v);
    }
  }
}