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* Update sample.
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84 changes: 66 additions & 18 deletions
84
app/src/main/java/com/example/zhpan/circleviewpager/activity/MainActivity.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,43 +1,91 @@ | ||
| package com.example.zhpan.circleviewpager.activity; | ||
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| import android.content.Context; | ||
| import android.content.Intent; | ||
| import android.os.Bundle; | ||
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| import androidx.appcompat.app.AppCompatActivity; | ||
| import androidx.viewpager.widget.ViewPager; | ||
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| import android.view.View; | ||
| import android.widget.RadioGroup; | ||
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| import com.example.zhpan.circleviewpager.R; | ||
| import com.example.zhpan.circleviewpager.adapter.AdapterFragmentPager; | ||
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| import butterknife.BindView; | ||
| import butterknife.ButterKnife; | ||
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| public class MainActivity extends AppCompatActivity { | ||
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| @BindView(R.id.rg_tab) | ||
| RadioGroup rgTab; | ||
| @BindView(R.id.vp_fragment) | ||
| ViewPager mViewPager; | ||
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| @Override | ||
| protected void onCreate(Bundle savedInstanceState) { | ||
| super.onCreate(savedInstanceState); | ||
| setContentView(R.layout.activity_main); | ||
| ButterKnife.bind(this); | ||
| initData(); | ||
| setListener(); | ||
| } | ||
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| public void onClick(View view) { | ||
| Intent intent; | ||
| switch (view.getId()) { | ||
| case R.id.tv_page_style: | ||
| intent = new Intent(this, PageStyleActivity.class); | ||
| break; | ||
| case R.id.btn_view_pager3: | ||
| intent = new Intent(this, PhotoViewActivity.class); | ||
| break; | ||
| case R.id.btn_view_pager5: | ||
| intent = new Intent(this, PageTransformerActivity.class); | ||
| private void initData() { | ||
| AdapterFragmentPager mAdapter = new AdapterFragmentPager(getSupportFragmentManager()); | ||
| mViewPager.setAdapter(mAdapter); | ||
| mViewPager.setOffscreenPageLimit(2); | ||
| mViewPager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() { | ||
| @Override | ||
| public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) { | ||
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| } | ||
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| @Override | ||
| public void onPageSelected(int position) { | ||
| rgTab.check(getCheckedId(position)); | ||
| } | ||
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| @Override | ||
| public void onPageScrollStateChanged(int state) { | ||
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| } | ||
| }); | ||
| } | ||
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| private int getCheckedId(int position) { | ||
| int checkedId = R.id.rb_home; | ||
| switch (position) { | ||
| case 0: | ||
| checkedId = R.id.rb_home; | ||
| break; | ||
| case R.id.btn_indicator_style: | ||
| intent = new Intent(this, IndicatorStyleActivity.class); | ||
| case 1: | ||
| checkedId = R.id.rb_find; | ||
| break; | ||
| case R.id.btn_view_pager4: | ||
| default: | ||
| intent = new Intent(this, NetworkBannerActivity.class); | ||
| case 2: | ||
| checkedId = R.id.rb_add; | ||
| break; | ||
| } | ||
| startActivity(intent); | ||
| return checkedId; | ||
| } | ||
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| private void setListener() { | ||
| rgTab.setOnCheckedChangeListener((group, checkedId) -> { | ||
| if (checkedId == R.id.rb_home) { | ||
| mViewPager.setCurrentItem(AdapterFragmentPager.PAGE_HOME, false); | ||
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| } else if (checkedId == R.id.rb_find) { | ||
| mViewPager.setCurrentItem(AdapterFragmentPager.PAGE_FIND, false); | ||
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| } else if (checkedId == R.id.rb_add) { | ||
| mViewPager.setCurrentItem(AdapterFragmentPager.PAGE_OTHERS, false); | ||
| } | ||
| }); | ||
| } | ||
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| public static void start(Context context) { | ||
| context.startActivity(new Intent(context, MainActivity.class)); | ||
| } | ||
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| } |
78 changes: 0 additions & 78 deletions
78
app/src/main/java/com/example/zhpan/circleviewpager/activity/PageTransformerActivity.java
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64 changes: 64 additions & 0 deletions
64
app/src/main/java/com/example/zhpan/circleviewpager/adapter/AdapterFragmentPager.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| package com.example.zhpan.circleviewpager.adapter; | ||
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| import android.util.SparseArray; | ||
| import android.view.ViewGroup; | ||
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| import androidx.annotation.NonNull; | ||
| import androidx.fragment.app.Fragment; | ||
| import androidx.fragment.app.FragmentManager; | ||
| import androidx.fragment.app.FragmentPagerAdapter; | ||
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| import com.example.zhpan.circleviewpager.fragment.BaseFragment; | ||
| import com.example.zhpan.circleviewpager.fragment.FindFragment; | ||
| import com.example.zhpan.circleviewpager.fragment.HomeFragment; | ||
| import com.example.zhpan.circleviewpager.fragment.OthersFragment; | ||
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| import java.util.List; | ||
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| public class AdapterFragmentPager extends FragmentPagerAdapter { | ||
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| public static final int PAGE_HOME = 0; | ||
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| public static final int PAGE_FIND = 1; | ||
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| public static final int PAGE_OTHERS = 2; | ||
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| private SparseArray<BaseFragment> fragmentList; | ||
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| public AdapterFragmentPager(FragmentManager fm) { | ||
| super(fm); | ||
| fragmentList = getFragments(); | ||
| } | ||
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| private SparseArray<BaseFragment> getFragments() { | ||
| SparseArray<BaseFragment> fragmentList = new SparseArray<>(); | ||
| fragmentList.put(PAGE_HOME, HomeFragment.getInstance()); | ||
| fragmentList.put(PAGE_FIND, FindFragment.getInstance()); | ||
| fragmentList.put(PAGE_OTHERS, OthersFragment.getInstance()); | ||
| return fragmentList; | ||
| } | ||
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| @NonNull | ||
| @Override | ||
| public Object instantiateItem(@NonNull ViewGroup container, int position) { | ||
| Fragment fragment = (Fragment) super.instantiateItem(container, position); | ||
| fragmentList.put(position, (BaseFragment) fragment); | ||
| return fragment; | ||
| } | ||
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| @Override | ||
| public Fragment getItem(int position) { | ||
| return fragmentList.get(position); | ||
| } | ||
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| @Override | ||
| public int getCount() { | ||
| if (fragmentList != null) { | ||
| return fragmentList.size(); | ||
| } else { | ||
| return 0; | ||
| } | ||
| } | ||
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| } |
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