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oup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT));
layoutParams.height=10;
layoutParams.width=10;
layoutParams.leftMargin = 5;// 设置点点点view的左边距
layoutParams.rightMargin = 5;// 设置点点点view的右边距
for (int i=0;i<count;i++){
ImageView imageView=new ImageView(context);
if (i == 0) {
imageView.setBackgroundResource(R.drawable.shape_circle_red);
} else {
imageView.setBackgroundResource(R.drawable.shape_circle_white);
}
tips[i] = imageView;
indicatorGroup.addView(imageView, layoutParams);
}
}
/**
* 获取显示图片view
*/
private void getShowView(){
for (int i=0;i<imageUrls.size();i++){
ImageView imageView=new ImageView(context);
imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
if (imageUrls.get(i) instanceof String){
}else{
imageView.setImageResource((Integer) imageUrls.get(i));
}
views.add(imageView);
}
}
/**
* 设置UI
*/
private void setUI(){
adapter=new BannerAdapter();
viewPager.setAdapter(adapter);
viewPager.addOnPageChangeListener(onPageChangeLis);
viewPager.setCurrentItem(1);
handler.postDelayed(runnable,bannerTime);
}
/**
* viewPage改变监听
*/
private ViewPager.OnPageChangeListener onPageChangeLis=new ViewPager.OnPageChangeListener() {
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
}
@Override
public void onPageSelected(int position) {
//计算当前页的下标
int max = views.size() - 1;
int temp = position;
currentItem = position;
if (position == 0) {
currentItem = max - 1;
} else if (position == max) {
currentItem = 1;
}
temp = currentItem - 1;
setIndicatorAndTitle(temp);
}
@Override
public void onPageScrollStateChanged(int state) {
currentItem=viewPager.getCurrentItem();
switch (state) {
case 0:
//Log.e("aaa","=====静止状态======");
if (currentItem == 0) {
viewPager.setCurrentItem(count, false);
} else if (currentItem == count + 1) {
viewPager.setCurrentItem(1, false);
}
break;
case 1:
// Log.e("aaa","=======手动拖拽滑动时调用====");
releaseTime = System.currentTimeMillis();
if (currentItem == count + 1) {
viewPager.setCurrentItem(1, false);
} else if (currentItem == 0) {
viewPager.setCurrentItem(count, false);
}
break;
case 2:
// Log.e("aaa","=======自动滑动时调用====");
break;
}
}
};
/**
* 设置指示器和标题切换
* @param position
*/
private void setIndicatorAndTitle(int position){
tvTitle.setText(titles.get(position));
for (int i=0;i<tips.length;i++){
if (i==position){
tips[i].setBackgroundResource(R.drawable.shape_circle_red);
}else{
tips[i].setBackgroundResource(R.drawable.shape_circle_white);
}
}
}
/**
* 适配器
*/
class BannerAdapter extends PagerAdapter{
@Override
public int getCount() {
return views.size();
}
@Override
public boolean isViewFromObject(View view, Object object) {
return view==object;
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
container.addView(views.get(position));
return views.get(position);
}
@Override
public void destroyItem(ViewGroup container, int position, Object object) {
container.removeView((View) object);
}
}
}
Activity代码
BannerViewPager banner= (BannerViewPager) findViewById(R.id.banner);
List<Integer> imageUrl=new Ar
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