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Android 如何实现此滑动导航栏?_Android_Android Layout_Android Fragments_Android Viewpager - Fatal编程技术网

Android 如何实现此滑动导航栏?

Android 如何实现此滑动导航栏?,android,android-layout,android-fragments,android-viewpager,Android,Android Layout,Android Fragments,Android Viewpager,我想将如GIF所示的滑动导航条添加到我的应用程序中 应用程序“> 编辑: public class MainActivity extends FragmentActivity { /** * The {@link android.support.v4.view.PagerAdapter} that will provide * fragments for each of the sections. We use a * {@link android.support.v4.app.Frag

我想将如GIF所示的滑动导航条添加到我的应用程序中

应用程序“>

编辑:

public class MainActivity extends FragmentActivity {

/**
 * The {@link android.support.v4.view.PagerAdapter} that will provide
 * fragments for each of the sections. We use a
 * {@link android.support.v4.app.FragmentPagerAdapter} derivative, which
 * will keep every loaded fragment in memory. If this becomes too memory
 * intensive, it may be best to switch to a
 * {@link android.support.v4.app.FragmentStatePagerAdapter}.
 */
SectionsPagerAdapter mSectionsPagerAdapter;

/**
 * The {@link ViewPager} that will host the section contents.
 */
ViewPager mViewPager;

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    // Create the adapter that will return a fragment for each of the three
    // primary sections of the app.
    mSectionsPagerAdapter = new SectionsPagerAdapter(getSupportFragmentManager());

    // Set up the ViewPager with the sections adapter.
    mViewPager = (ViewPager) findViewById(R.id.pager);
    mViewPager.setAdapter(mSectionsPagerAdapter);

}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.main, menu);
    return true;
}

/**
 * A {@link FragmentPagerAdapter} that returns a fragment corresponding to
 * one of the sections/tabs/pages.
 */
public class SectionsPagerAdapter extends FragmentPagerAdapter {

    public SectionsPagerAdapter(FragmentManager fm) {
        super(fm);
    }

    @Override
    public Fragment getItem(int position) {
        // getItem is called to instantiate the fragment for the given page.
        // Return a DummySectionFragment (defined as a static inner class
        // below) with the page number as its lone argument.
        Fragment fragment = new DummySectionFragment();
        Bundle args = new Bundle();
        args.putInt(DummySectionFragment.ARG_SECTION_NUMBER, position + 1);
        fragment.setArguments(args);
        return fragment;
    }

    @Override
    public int getCount() {
        // Show 3 total pages.
        return 3;
    }

    @Override
    public CharSequence getPageTitle(int position) {
        Locale l = Locale.getDefault();
        switch (position) {
        case 0:
            return getString(R.string.title_section1).toUpperCase(l);
        case 1:
            return getString(R.string.title_section2).toUpperCase(l);
        case 2:
            return getString(R.string.title_section3).toUpperCase(l);
        }
        return null;
    }
}

/**
 * A dummy fragment representing a section of the app, but that simply
 * displays dummy text.
 */
public static class DummySectionFragment extends Fragment {
    /**
     * The fragment argument representing the section number for this
     * fragment.
     */
    public static final String ARG_SECTION_NUMBER = "section_number";

    public DummySectionFragment() {
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        View rootView = inflater.inflate(R.layout.fragment_main_dummy, container, false);
        TextView dummyTextView = (TextView) rootView.findViewById(R.id.section_label);
        dummyTextView.setText(Integer.toString(getArguments().getInt(ARG_SECTION_NUMBER)));
        return rootView;
    }
}

}
我尝试了下面的代码来实现这个导航栏,基本上它有一个标题栏和导航栏,但是现在..如何使用不同的布局来进行不同的导航滑动


感谢您的帮助!

查看支持库中的
ViewPager
FragmentPagerAdapter

您需要一个ViewPager、Fragments和PagerTitleStrip

你可以在这里阅读:


我强烈建议你学习如何在应用程序中使用和处理片段,如果你还没有使用它们的话。这是ViewPager中所需要的。

查看Android导航示例,看看你到目前为止尝试了哪些源代码?我特别想要这种导航栏,我不知道怎么做。我已经尝试过sherlock导航动作栏。我没有e 50rep尚未发表评论。因此,我在这里发表评论。-----您必须创建片段。首先,ViewPager中的片段可以被视为活动,创建扩展support.Fragment的类。重写片段类中的OnCreateView方法并为其提供视图。然后您可以在ViewPager中设置它们。很好,但如果可能,可以n您可以编辑我的代码并帮助我。:)如果您需要多个布局,则必须创建多个片段。