android – 如何用图标做标签
作者:互联网
我正在尝试使用制表符和pagerview进行活动
我在博客中发现了这个代码,但它并不像是使标签有图标而不是文字…我把代码:
ViewPagerAdapter.java
class ViewPagerAdapter extends FragmentPagerAdapter {
private final List<Fragment> mFragmentList = new ArrayList<>();
private final List<String> mFragmentTitleList = new ArrayList<>();
public ViewPagerAdapter(FragmentManager manager) {
super(manager);
}
@Override
public Fragment getItem(int position) {
return mFragmentList.get(position);
}
@Override
public int getCount() {
return mFragmentList.size();
}
public void addFrag(Fragment fragment, String title) {
mFragmentList.add(fragment);
mFragmentTitleList.add(title);
}
@Override
public CharSequence getPageTitle(int position) {
return mFragmentTitleList.get(position);
}
}
Tablayout_in_Android.java
public class Tablayout_in_Android extends Fragment {
public Tablayout_in_Android() {
// Required empty public constructor
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Inflate the layout for this fragment
return inflater.inflate(R.layout.fragment_tablayout_in__android, container, false);
}
}
关于创建主类的方法
viewPager = (ViewPager) findViewById(R.id.viewpager);
addTabs(viewPager);
tabLayout = (TabLayout) findViewById(R.id.pestañas);
tabLayout.setupWithViewPager(viewPager);
}
private void addTabs(ViewPager viewPager) {
ViewPagerAdapter adapter = new ViewPagerAdapter(getSupportFragmentManager());
adapter.addFrag(new Tablayout_in_Android(), "ONE");
adapter.addFrag(new Tablayout_in_Android(), "TWO");
adapter.addFrag(new Tablayout_in_Android(), "THREE");
viewPager.setAdapter(adapter);
}
class ViewPagerAdapter extends FragmentPagerAdapter {
private final List<Fragment> mFragmentList = new ArrayList<>();
private final List<String> mFragmentTitleList = new ArrayList<>();
public ViewPagerAdapter(FragmentManager manager) {
super(manager);
}
@Override
public Fragment getItem(int position) {
return mFragmentList.get(position);
}
@Override
public int getCount() {
return mFragmentList.size();
}
public void addFrag(Fragment fragment, String title) {
mFragmentList.add(fragment);
mFragmentTitleList.add(title);
}
@Override
public CharSequence getPageTitle(int position) {
return mFragmentTitleList.get(position);
}
}
我该如何更改图标文字?谢谢
解决方法:
试试这个:
tabLayout.setupWithViewPager(mViewPager);
for (int i = 0; i < mTabLayout.getTabCount(); i++) {
tabLayout.getTabAt(i).setIcon(R.drawable.your_icon);
}
标签:android,android-fragments,android-tabs 来源: https://codeday.me/bug/20190622/1265272.html