/*
ContextMenu菜单就是长按某一个组件，就会在屏幕的中间弹出ContextMenu，这里设置为长按文本框弹出ContextMenu菜单*/public class MyContextMenu extends AppCompatActivity {/** Called when the activity is first created. */final static int CONTEXT_MENU_1 = Menu.FIRST;//可以理解为ID设置的最小数值final static int CONTEXT_MENU_2 = Menu.FIRST + 1;final static int CONTEXT_MENU_3 = Menu.FIRST + 2;TextView textView = null;//设置成员变量@Overridepublic void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_my_context_menu);textView = (TextView)findViewById(R.id.label);//获取textregisterForContextMenu(textView);//注册长摁菜单事件}/*创建菜单*/@Overridepublic void onCreateContextMenu(ContextMenu menu,View v, ContextMenu.ContextMenuInfo menuInfo){menu.setHeaderTitle("快捷菜单标题");//设置标题//设置对应id及titlemenu.add(0, CONTEXT_MENU_1, 0,"菜单子项1");menu.add(0, CONTEXT_MENU_2, 1,"菜单子项2");menu.add(0, CONTEXT_MENU_3, 2,"菜单子项3");}/*设置对应事件*/@Overridepublic boolean onContextItemSelected(MenuItem item){switch(item.getItemId()){case CONTEXT_MENU_1:Toast.makeText(MyContextMenu.this,"选中菜单子项1",Toast.LENGTH_SHORT).show();return true;case CONTEXT_MENU_2:Toast.makeText(MyContextMenu.this,"选中菜单子项2",Toast.LENGTH_SHORT).show();return true;case CONTEXT_MENU_3:Toast.makeText(MyContextMenu.this,"选中菜单子项3",Toast.LENGTH_SHORT).show();return true;}return false;}public void skip(View v){Intent intent = new Intent();intent.setClass(MyContextMenu.this,TabDemo.class);//从前者跳往后者startActivity(intent);//启动}
}

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"xmlns:tools="http://schemas.android.com/tools"tools:context=".MyContextMenu"android:orientation="vertical"android:layout_width="fill_parent"android:layout_height="fill_parent"><TextView android:id="@+id/label"android:layout_width="fill_parent"android:layout_height="wrap_content"android:text="@string/hello"/></LinearLayout>