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android鎬庝箞瀹炵幇鍥剧墖婊戝姩鍔熻兘

扬州沐宇科技
2024-01-16 09:37:51
android

鍦ˋndroid涓疄鐜板浘鐗囨粦鍔ㄥ姛鑳藉彲浠ュ€熷姪ViewPager鍜孖mageView鎺т欢鏉ュ疄鐜般€備互涓嬫槸涓€涓畝鍗曠殑瀹炵幇姝ラ锛?/p>

  1. 鍦╔ML甯冨眬鏂囦欢涓坊鍔犱竴涓猇iewPager鎺т欢锛岀敤浜庢樉绀哄浘鐗囨粦鍔ㄦ晥鏋溿€?/li>
<androidx.viewpager.widget.ViewPager
    android:id="@+id/viewPager"
    android:layout_width="match_parent"
    android:layout_height="match_parent" />
  1. 鍒涘缓涓€涓€傞厤鍣ㄧ被锛岀户鎵胯嚜PagerAdapter锛屽苟瀹炵幇鍏朵腑鐨勬柟娉曘€?/li>
public class ImageAdapter extends PagerAdapter {
    private Context mContext;
    private List<Integer> mImages;

    public ImageAdapter(Context context, List<Integer> images) {
        mContext = context;
        mImages = images;
    }

    @Override
    public int getCount() {
        return mImages.size();
    }

    @Override
    public boolean isViewFromObject(View view, Object object) {
        return view == object;
    }

    @Override
    public Object instantiateItem(ViewGroup container, int position) {
        ImageView imageView = new ImageView(mContext);
        imageView.setImageResource(mImages.get(position));
        container.addView(imageView);
        return imageView;
    }

    @Override
    public void destroyItem(ViewGroup container, int position, Object object) {
        container.removeView((ImageView) object);
    }
}
  1. 鍦ˋctivity涓垵濮嬪寲ViewPager鍜岄€傞厤鍣紝骞惰缃€傞厤鍣ㄧ粰ViewPager銆?/li>
ViewPager viewPager = findViewById(R.id.viewPager);
List<Integer> images = new ArrayList<>();
images.add(R.drawable.image1);
images.add(R.drawable.image2);
images.add(R.drawable.image3);
ImageAdapter adapter = new ImageAdapter(this, images);
viewPager.setAdapter(adapter);
  1. 鍙互鏍规嵁闇€瑕佽缃甐iewPager鐨勬粦鍔ㄦ晥鏋滐紝渚嬪璁剧疆椤甸潰鍒囨崲鍔ㄧ敾銆?/li>
viewPager.setPageTransformer(true, new ZoomOutPageTransformer());

閫氳繃浠ヤ笂姝ラ锛屽氨鍙互鍦ˋndroid涓疄鐜板浘鐗囨粦鍔ㄥ姛鑳戒簡銆?/p>

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