Android开发案例点击按钮三种事件02

<resources>
<string name="app_name">02Onclick</string>
<string name="action_settings">Settings</string>
<string name="app_phone">按钮三种点击方式</string>
<string name="app_one">第一种</string>
<string name="app_two">第二种</string>
<string name="app_there">第三种</string>
</resources>

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
android:orientation="vertical"
app:layout_behavior="@string/appbar_scrolling_view_behavior"
tools:context="com.example.jikexueyuan.a02onclick.MainActivity"
tools:showIn="@layout/activity_main">

<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/app_phone" />
<Button
android:id="@+id/bt_one"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/app_one"/>
<Button
android:id="@+id/b_two"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/app_two"/>
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/app_there"
android:onClick="getSoce"/>
</LinearLayout>

package com.example.jikexueyuan.a02onclick;

import android.os.Bundle;
import android.support.design.widget.FloatingActionButton;
import android.support.design.widget.Snackbar;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.View;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.Button;

public class MainActivity extends AppCompatActivity implements View.OnClickListener{

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);

FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
fab.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
.setAction("Action", null).show();
}
});

//设置侦听按钮One
Button bt = (Button) findViewById(R.id.bt_one);
bt.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
System.out.println("---------第一种方式被调用----------");
}
});
//设置侦听按钮Two
Button bt2 = (Button) findViewById(R.id.b_two);
bt2.setOnClickListener(this);
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.menu_main, menu);
return true;
}

@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();

//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
return true;
}

return super.onOptionsItemSelected(item);
}

@Override
public void onClick(View view) {
System.out.println("---------第二种方式被调用----------");
}

public void getSoce(View v){
System.out.println("---------第三种方式被调用----------");
}
}