• 使用tablayout和viewpager实现简单的页面布局


    第一步:添加依赖
    compile 'com.android.support:design:24.2.1'

    第二步:布局文件
    <?xml version="1.0" encoding="utf-8"?>
    <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <android.support.design.widget.TabLayout
    android:id="@+id/tablayout"
    android:layout_width="match_parent"
    android:layout_height="50dp"
    app:tabTextColor="#888"
    android:background="@color/colorRed"
    app:tabSelectedTextColor="@color/colorWhite"
    app:tabIndicatorHeight="4dp"
    app:tabMode="fixed"
    app:tabIndicatorColor="@color/colorWhite">
    </android.support.design.widget.TabLayout>

    <android.support.v4.view.ViewPager
    android:id="@+id/viewpager"
    android:layout_width="match_parent"
    android:layout_height="match_parent">
    </android.support.v4.view.ViewPager>
    </LinearLayout>

    控件属性意思解析:
    app:tabIndicatorHeight="8dp" 横条选择器的高度
    app:tabIndicatorColor="@color/colorPrimary" 横条选择器的颜色
    app:tabMode="fixed" 有两种模式 这种是不能滑动
    app:tabMode="scrollable" 默认为可滑动
    app:tabTextColor="#888" 默认的字体颜色
    app:tabSelectedTextColor="@color/colorWhite" 文字被选中时的颜色

    第三步:在activity页面设置tablayout和viewpager的结合
    public class SlideNewsFragment extends Fragment {
    public TabLayout tabLayout;
    public ViewPager viewPager;
    @Nullable
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View inflate = View.inflate(getActivity(), R.layout.slide_news_fragment,null);
    tabLayout = (TabLayout) inflate.findViewById(R.id.tablayout);
    viewPager = (ViewPager) inflate.findViewById(R.id.viewpager);
    viewPager.setAdapter(new FragmentPagerAdapter(getActivity().getSupportFragmentManager()) {

    String[] itemName = {"头条","NBA","汽车","笑话"};
    @Override
    public Fragment getItem(int position) {
    switch (position){
    //注意:activity中导入的包必须和碎片一致 v4包
    case 0:
    return new HeadLineFragment();
    case 1:
    return new NBAFragment();
    case 2:
    return new CarFragment();
    case 3:
    return new JokeFragment();
    }
    return new HeadLineFragment(); //默认返回头条页面
    }

    @Override
    public int getCount() { //返回数据的长度
    return itemName.length;
    }

    @Override //从数组中获取每一个页面的标题
    public CharSequence getPageTitle(int position) {
    return itemName[position];
    }
    });
    tabLayout.setupWithViewPager(viewPager); //设置tablayout和viewpager的绑定
    return inflate;
    }
    }

     

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  • 原文地址:https://www.cnblogs.com/li1189/p/6802616.html
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