Android开关控件Switch的使用案例

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"  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"  tools:context=".MainActivity" >  <Switch    android:id="@+id/switch1"    android:layout_width="wrap_content"    android:layout_height="wrap_content"    android:layout_alignParentLeft="true"    android:layout_alignParentTop="true"    android:layout_marginLeft="32dp"    android:layout_marginTop="94dp"    android:text="开启震动"    android:textOff="关闭"    android:onClick="onToggleClicked"    android:textOn="打开" />  <TextView    android:id="@+id/textView1"    android:layout_width="wrap_content"    android:layout_height="wrap_content"    android:layout_alignLeft="@+id/switch1"    android:layout_alignParentTop="true"    android:layout_marginTop="26dp"    android:text="Switch的使用"    android:textSize="30dp" /></RelativeLayout>

package com.example.android_switch;import android.os.Bundle;import android.app.Activity;import android.view.Menu;import android.view.View;import android.widget.Switch;import android.widget.Toast;import android.widget.ToggleButton;public class MainActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } public void onToggleClicked(View view) { /*  * 强转为Switch类型的  */ boolean isChecked = ((Switch) view).isChecked(); if (isChecked == true) {  Toast.makeText(MainActivity.this, "打开", 1).show(); } else {  Toast.makeText(MainActivity.this, "关闭", 1).show(); } } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.main, menu); return true; }}