DrawerLayout使用详解

<android.support.v4.widget.DrawerLayout
        android:id="@+id/drawer_layout"
        android:layout_width="match_parent"
        android:layout_height="match_parent">
        <!-- 内容区 -->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:gravity="center"
            android:orientation="vertical">
            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:padding="20dp"
                android:text="内容区"
                android:textSize="20sp"/>
            <Button
                android:id="@+id/btn_open_left"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="打开左边"/>
            <Button
                android:id="@+id/btn_open_right"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="打开右边"/>
        </LinearLayout>
        <!-- 左边菜单 -->
        <android.support.design.widget.NavigationView
            android:id="@+id/navigation_view"
            android:layout_width="260dp"
            android:layout_height="match_parent"
            android:layout_gravity="start"
            app:headerLayout="@layout/drawer_header"
            app:menu="@menu/menu_drawer_left"/>
        <!-- 右边菜单 -->
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_gravity="end"
            android:background="@color/black"
            android:gravity="center"
            android:orientation="vertical">
            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:padding="20dp"
                android:text="右边菜单"
                android:textColor="@color/white"
                android:textSize="20sp"
                android:textStyle="bold"/>
            <Button
                android:id="@+id/btn_close_right"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="关闭"/>
        </LinearLayout>
    </android.support.v4.widget.DrawerLayout>

//mDrawerLayout与mToolbar关联起来
        ActionBarDrawerToggle actionBarDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout, mToolbar, R.string.open, R.string.close);
        //初始化状态
        actionBarDrawerToggle.syncState();

       //监听
        mDrawerLayout.addDrawerListener(new DrawerLayout.DrawerListener() {
            @Override
            public void onDrawerSlide(@NonNull View view, float v) {
                Log.i("---", "滑动中");
            }
            @Override
            public void onDrawerOpened(@NonNull View view) {
                Log.i("---", "打开");
            }
            @Override
            public void onDrawerClosed(@NonNull View view) {
                Log.i("---", "关闭");
            }
            @Override
            public void onDrawerStateChanged(int i) {
                Log.i("---", "状态改变");
            }
        });