Android(安卓)Studio Button按钮点击事件

阅读更多 XML文件：

<?xml version="1.0" encoding="utf-8"?>

JAVA文件

package com.example.administrator.myapplication;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.view.View;import android.widget.Button;import android.widget.TextView;import android.widget.Toast;public class MainActivity extends AppCompatActivity{    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        /*        按钮Button         */        Button btn_click = (Button)findViewById(R.id.btn_click);        //点击事件        btn_click.setOnClickListener(new MyOnClickListener());        //长按事件            btn_click.setOnLongClickListener(new MyOnLongClickListener());    } private class MyOnClickListener implements View.OnClickListener {        @Override        public void onClick(View v) {            if (v.getId()==R.id.btn_click){                Toast.makeText(MainActivity.this, "您点击了控件："+((TextView)v).getText(), Toast.LENGTH_SHORT).show();            }        }    }       /*        按钮Button控制器         */    private class MyOnLongClickListener implements View.OnLongClickListener {        @Override        public boolean onLongClick(View v) {            if (v.getId()==R.id.btn_click){                Toast.makeText(MainActivity.this, "您长按了控件："+((TextView)v).getText(), Toast.LENGTH_SHORT).show();            }            return false;        }    }}

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