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100
app/src/main/java/com/firelotus/meteorite/ui/ViewPagerActivity.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,100 @@ | ||
| package com.firelotus.meteorite.ui; | ||
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| /** | ||
| * Created by firelotus on 2018/1/1. | ||
| */ | ||
|
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| import android.content.Context; | ||
| import android.content.Intent; | ||
| import android.support.v4.view.PagerAdapter; | ||
| import android.support.v4.view.ViewPager; | ||
| import android.view.View; | ||
| import android.view.ViewGroup; | ||
| import android.view.ViewGroup.LayoutParams; | ||
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| import com.bumptech.glide.Glide; | ||
| import com.firelotus.meteorite.R; | ||
| import com.firelotus.meteorite.ui.bean.GankBean; | ||
| import com.firelotus.meteoritelibrary.base.BaseActivity; | ||
| import com.github.chrisbanes.photoview.PhotoView; | ||
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| import java.util.ArrayList; | ||
|
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| public class ViewPagerActivity extends BaseActivity { | ||
| private int pos; | ||
| private ArrayList<GankBean> list = new ArrayList<>(); | ||
| private ViewPager viewPager; | ||
| private ViewPagerAdapter adapter; | ||
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| @Override | ||
| protected int getLayoutId() { | ||
| return R.layout.activity_viewpager; | ||
| } | ||
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| @Override | ||
| protected void initView() { | ||
| viewPager = findViewById(R.id.view_pager); | ||
| adapter = new ViewPagerAdapter(list); | ||
| viewPager.setAdapter(adapter); | ||
| } | ||
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| @Override | ||
| protected void initData() { | ||
| Intent intent = getIntent(); | ||
| if(intent == null){ | ||
| return; | ||
| } | ||
| pos = intent.getIntExtra("pos",0); | ||
| ArrayList<GankBean> tmpList = (ArrayList<GankBean>) intent.getSerializableExtra("list"); | ||
| if(tmpList != null){ | ||
| list.clear(); | ||
| list.addAll(tmpList); | ||
| adapter.notifyDataSetChanged(); | ||
| } | ||
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| //切换到选中页 | ||
| viewPager.setCurrentItem(pos); | ||
| } | ||
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| static class ViewPagerAdapter extends PagerAdapter { | ||
| private ArrayList<GankBean> gankBeans = new ArrayList<>(); | ||
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| public ViewPagerAdapter(ArrayList<GankBean> list){ | ||
| this.gankBeans = list; | ||
| } | ||
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| @Override | ||
| public int getCount() { | ||
| return gankBeans.size(); | ||
| } | ||
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| @Override | ||
| public View instantiateItem(ViewGroup container, int position) { | ||
| PhotoView photoView = new PhotoView(container.getContext()); | ||
| //photoView.setImageURI(Uri.parse(gankBeans.get(position).getUrl())); | ||
| Glide.with(container.getContext()).load(gankBeans.get(position).getUrl()).into(photoView); | ||
| // Now just add PhotoView to ViewPager and return it | ||
| container.addView(photoView, LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); | ||
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| return photoView; | ||
| } | ||
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| @Override | ||
| public void destroyItem(ViewGroup container, int position, Object object) { | ||
| container.removeView((View) object); | ||
| } | ||
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| @Override | ||
| public boolean isViewFromObject(View view, Object object) { | ||
| return view == object; | ||
| } | ||
|
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| } | ||
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| public static void start(Context context, int pos, ArrayList<GankBean> gankBeans){ | ||
| Intent intent = new Intent(context,ViewPagerActivity.class); | ||
| intent.putExtra("pos",pos); | ||
| intent.putExtra("list",gankBeans); | ||
| context.startActivity(intent); | ||
| } | ||
| } |
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