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  • Android

    RelativeLayout viewPagerContainer = (RelativeLayout) headerView.findViewById(R.id.content_pager_layout);
            imgPager = (ViewPagerFixed) headerView.findViewById(R.id.content_VP);
            imgPager.setPageMargin(10);
            pagerAdapter = new MyPagerAdapter();
                pagerAdapter.setFileList(mImages);
            imgPager.setAdapter(pagerAdapter);
            imgPager.setOnPageChangeListener(new MyOnPageChangeListener(viewPagerContainer));
    
            viewPagerContainer.setOnTouchListener(new OnTouchListener() {
    
                @Override
                public boolean onTouch(View v, MotionEvent event) {
                    // dispatch the events to the ViewPager, to solve the problem that we can swipe only the middle view.
                    return imgPager.dispatchTouchEvent(event);
                }
            });
    public class MyOnPageChangeListener implements OnPageChangeListener {
            private RelativeLayout viewPagerContainer;
    
            public MyOnPageChangeListener(RelativeLayout viewPagerContainer) {
                this.viewPagerContainer = viewPagerContainer;
            }
    
            @Override
            public void onPageSelected(int position) {
            }
    
            @Override
            public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
                if (viewPagerContainer != null) {
                    viewPagerContainer.invalidate();
                }
            }
    
            @Override
            public void onPageScrollStateChanged(int arg0) {
            }
    
        }
    class MyPagerAdapter extends PagerAdapter {/**刷新视图**/
            public void setFileList(List<File> imgs) {
                this.imgFile = imgs;
                notifyDataSetChanged();
            }
    
            /**刷新视图**/
            public void setList(List<img> row) {
                this.imgList = row;
                notifyDataSetChanged();
            }
    
            @Override
            public int getCount() {
                return size;
            }
    
            @Override
            public boolean isViewFromObject(View view, Object object) {
                return (view == object);
            }
    
            @Override
            public Object instantiateItem(ViewGroup container, int position) {
                final ImageView imageView = new ImageView(mActivity);
                imageView.setBackgroundColor(Color.LTGRAY);
                imageView.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
             imageView.setTag(imageUrl);
                imageView.setImageBitmap(loadedImage);
                ((ViewPager) container).addView(imageView, 0);
                return imageView;
    
            }
    
            @Override
            public void destroyItem(ViewGroup container, int position, Object object) {
                ((ViewPager) container).removeView((ImageView) object);
            }
        }
    <RelativeLayout
            android:id="@+id/content_pager_layout"
            android:layout_width="match_parent"
            android:layout_height="365dp"
            android:clipChildren="false"
            android:layerType="software" >
    
            <com.dotfive.chuanbang.layout.ViewPagerFixed
                android:id="@+id/content_VP"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:layout_gravity="center"
                android:layout_margin="15dp"
                android:clipChildren="false"
                android:gravity="center" />
        </RelativeLayout>
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  • 原文地址:https://www.cnblogs.com/niray/p/4030673.html
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