<android.support.v4.widget.DrawerLayout xmlns:android=“http://schemas.android.com/apk/res/android” xmlns:app=“http://schemas.android.com/apk/res-auto” android:id=“@+id/drawer_layout” android:layout_width=“match_parent” android:layout_height=“match_parent” android:fitsSystemWindows=“true”> <android.support.design.widget.NavigationView android:id=“@+id/navigation_view” android:layout_width=“wrap_content” android:layout_height=“match_parent” android:layout_gravity=“start” app:headerLayout=“@layout/navigation_header” app:menu=“@menu/drawer” /></android.support.v4.widget.DrawerLayout>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" android:layout_width="match_parent" android:layout_height="192dp" android:background="?attr/colorPrimaryDark" android:gravity="center" android:orientation="vertical" android:padding="16dp" android:theme="@style/ThemeOverlay.AppCompat.Dark"> <de.hdodenhof.circleimageview.CircleImageView android:id="@+id/profile_image" android:layout_width="72dp" android:layout_height="72dp" android:layout_marginTop="20dp" android:src="@mipmap/profile" app:border_color="@color/primary_light" app:border_width="2dp" /> <TextView android:layout_marginTop="10dp" android:textSize="18sp" android:layout_width="match_parent" android:layout_height="wrap_content" android:text="APP開發者" android:gravity="center" android:textAppearance="@style/TextAppearance.AppCompat.Body1"  /></LinearLayout>

<menu xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" tools:context=".MainActivity"> <group android:checkableBehavior="single"> <item  android:id="@+id/navigation_item_example"  android:icon="@drawable/ic_favorite"  android:title="@string/navigation_example" /> <item  android:id="@+id/navigation_item_blog"  android:icon="@drawable/ic_favorite"  android:title="@string/navigation_my_blog" /> <item  android:id="@+id/navigation_item_about"  android:icon="@drawable/ic_favorite"  android:title="@string/navigation_about" /> </group></menu>

 //設置Toolbar mToolbar = (Toolbar) findViewById(R.id.toolbar); setSupportActionBar(mToolbar);//設置DrawerLayout mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout); mDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout, mToolbar,      R.string.drawer_open, R.string.drawer_close);   mDrawerToggle.syncState(); mDrawerLayout.setDrawerListener(mDrawerToggle);

//設置NavigationView點擊事件 mNavigationView = (NavigationView) findViewById(R.id.navigation_view); setupDrawerContent(mNavigationView); //設置NavigationView點擊事件private void setupDrawerContent(NavigationView navigationView) { navigationView.setNavigationItemSelectedListener(  new NavigationView.OnNavigationItemSelectedListener() {   @Override   public boolean onNavigationItemSelected(MenuItem menuItem) {   switch (menuItem.getItemId()) {    case R.id.navigation_item_example:    switchToExample();    break;    case R.id.navigation_item_blog:    switchToBlog();    break;    case R.id.navigation_item_about:    switchToAbout();    break;   }   menuItem.setChecked(true);   mDrawerLayout.closeDrawers();   return true;   }  }); }