fragment+viewpager+侧拉

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xml:

<android.support.v4.widget.DrawerLayout    android:id="@+id/mydrawer"    android:layout_width="match_parent"    android:layout_height="match_parent">    <FrameLayout        android:layout_width="match_parent"        android:layout_height="match_parent"        android:id="@+id/frame"        ></FrameLayout>    <RelativeLayout        android:layout_width="match_parent"        android:layout_height="match_parent">        <RadioGroup            android:layout_width="match_parent"            android:layout_height="wrap_content"            android:orientation="horizontal"            android:id="@+id/rel_navigate"            android:layout_alignParentBottom="true">            <RadioButton                android:id="@+id/but1"                android:layout_weight="1"                android:layout_width="0dp"                android:layout_height="wrap_content"                android:text="首页"                android:button="@null"                android:gravity="center"/>            <RadioButton                android:id="@+id/but2"                android:layout_weight="1"                android:layout_width="0dp"                android:layout_height="wrap_content"                android:text="视频"                android:button="@null"                android:gravity="center"/>            <RadioButton                android:id="@+id/but3"                android:layout_weight="1"                android:layout_width="0dp"                android:layout_height="wrap_content"                android:text="我的"                android:button="@null"                android:gravity="center"/>        </RadioGroup>    </RelativeLayout>    <RelativeLayout        android:layout_width="260dp"        android:layout_height="match_parent"        android:id="@+id/rel_menu"        android:layout_gravity="start"        android:background="#550000ff">        <ImageView            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:id="@+id/img_title"            android:background="@mipmap/ic_launcher"/>        <TextView            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:text="sssssss"            android:layout_below="@+id/img_title"/>    </RelativeLayout></android.support.v4.widget.DrawerLayout>

Activity:

public class MainActivity extends AppCompatActivity {    private RadioButton b1;    private RadioButton b2;    private RadioButton b3;    private Fragment1 fragment1;    private Fragment2 fragment2;    private Fragment3 fragment3;    private DrawerLayout drawelauout;    private ImageView imgTitle;    private RelativeLayout relMenu;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        drawelauout = (DrawerLayout) findViewById(R.id.mydrawer);        imgTitle = (ImageView) findViewById(R.id.img_title);        relMenu = (RelativeLayout) findViewById(R.id.rel_menu);        b1 = (RadioButton) findViewById(R.id.but1);        b2 = (RadioButton) findViewById(R.id.but2);        b3 = (RadioButton) findViewById(R.id.but3);        fragment1 = new Fragment1();        fragment2 = new Fragment2();        fragment3 = new Fragment3();        getSupportFragmentManager().beginTransaction().add(R.id.frame,fragment1).commit();        getSupportFragmentManager().beginTransaction().add(R.id.frame,fragment2).commit();        getSupportFragmentManager().beginTransaction().add(R.id.frame,fragment3).commit();        hide();        getSupportFragmentManager().beginTransaction().show(fragment1).commit();        b1.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View view) {                hide();                getSupportFragmentManager().beginTransaction().show(fragment1).commit();            }        });        b2.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View view) {                hide();                getSupportFragmentManager().beginTransaction().show(fragment2).commit();            }        });        b3.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View view) {                hide();                getSupportFragmentManager().beginTransaction().show(fragment3).commit();            }        });        initdata();    }    private void initdata() {        imgTitle.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View v) {                //关闭，侧滑菜单                drawelauout.closeDrawer(relMenu);            }        });    }    private void hide() {        getSupportFragmentManager().beginTransaction().hide(fragment1).commit();        getSupportFragmentManager().beginTransaction().hide(fragment2).commit();        getSupportFragmentManager().beginTransaction().hide(fragment3).commit();    }}

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