package com.duqing.missions;
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import androidx.viewpager2.widget.ViewPager2;
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import com.duqing.missions.base.FragmentAdapter;
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import com.duqing.missions.base.activities.BaseActivity;
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import com.duqing.missions.databinding.ActivityMainBinding;
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import com.duqing.missions.ui.main.hall.HallFragment;
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import com.duqing.missions.ui.main.home.HomeFragment;
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import com.duqing.missions.ui.main.mine.MineFragment;
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public class MainActivity extends BaseActivity<ActivityMainBinding> {
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@Override
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public void initViews() {
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setStatusBarBgColor(R.color.red);
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setStatusBarTextColor(false);
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binding.navView.setOnItemSelectedListener(item -> {
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for(int i = 0 ; i < binding.navView.getMenu().size() ; i ++){
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if(item.getItemId() == binding.navView.getMenu().getItem(i).getItemId()){
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binding.viewPager2.setCurrentItem(i);
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return true;
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}
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}
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return false;
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});
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final FragmentAdapter fragmentAdapter = new FragmentAdapter(this);
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fragmentAdapter.addFragment(new HomeFragment());
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fragmentAdapter.addFragment(new HallFragment());
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fragmentAdapter.addFragment(new MineFragment());
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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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binding.viewPager2.registerOnPageChangeCallback(new ViewPager2.OnPageChangeCallback() {
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@Override
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public void onPageSelected(int position) {
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binding.navView.getMenu().getItem(position).setChecked(true);
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}
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});
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binding.viewPager2.setCurrentItem(0);//设置默认第
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}
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}
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