package com.duqing.missions.ui.main.hall;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.lifecycle.Observer;
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import androidx.lifecycle.ViewModelProvider;
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import androidx.viewpager2.widget.ViewPager2;
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import com.duqing.missions.base.BaseFragment;
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import com.duqing.missions.base.FragmentAdapter;
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import com.duqing.missions.databinding.FragmentHallBinding;
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import com.google.android.material.tabs.TabLayout;
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import com.google.android.material.tabs.TabLayoutMediator;
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public class HallFragment extends BaseFragment<FragmentHallBinding> {
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private HallViewModel hallViewModel;
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@Override
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public void initViews() {
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hallViewModel = new ViewModelProvider(this).get(HallViewModel.class);
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hallViewModel.getText().observe(getViewLifecycleOwner(), new Observer<String>() {
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@Override
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public void onChanged(@Nullable String s) {
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}
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});
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final String[] titles = new String[]{"全部","人气","简单","高价"};
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final FragmentAdapter fragmentAdapter = new FragmentAdapter(activity);
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fragmentAdapter.addFragment(new SubHallFragment());
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fragmentAdapter.addFragment(new SubHallFragment());
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fragmentAdapter.addFragment(new SubHallFragment());
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fragmentAdapter.addFragment(new SubHallFragment());
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//设置当前可见Item左右可见page数，次范围内不会被销毁
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//禁用预加载
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binding.viewPager2.setOffscreenPageLimit(ViewPager2.OFFSCREEN_PAGE_LIMIT_DEFAULT);
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binding.viewPager2.setAdapter(fragmentAdapter);
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binding.viewPager2.setCurrentItem(0);
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binding.viewPager2.setUserInputEnabled(false); //true:滑动，false：禁止滑动
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TabLayoutMediator mediator = new TabLayoutMediator(binding.tablayout, binding.viewPager2, new TabLayoutMediator.TabConfigurationStrategy() {
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@Override
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public void onConfigureTab(@NonNull TabLayout.Tab tab, int position) {
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tab.setText(titles[position]);
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}
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});
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mediator.attach();
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}
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}
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