private void initUI(Context context) {
imageViewsList = new ArrayList<ImageView>();
dotViewsList = new ArrayList<ImageView>();
imageUris = new ArrayList<String>();
imageLoaderTools = ImageLoaderTools.getInstance(context.getApplicationContext());
LayoutInflater.from(context).inflate(R.layout.layout_slideshow, this, true);
mLinearLayout = (LinearLayout) findViewById(R.id.linearlayout);
mViewPager = (ViewPager) findViewById(R.id.viewPager);
// mFlashViewListener必须实例化
titleTv = (TextView) findViewById(R.id.tv_title);
}
public void setImageUris(List<String> imageuris, List<String> titles) {
if (imageUris.size() > 0) {
imageUris.clear();
imageViewsList.clear();
dotViewsList.clear();
mLinearLayout.removeAllViews();
}
if (imageuris.size() <= 0) // 如果得到的图片张数为0，则增加一张默认的图片
{
imageUris.add("drawable://" + R.drawable.defaultflashview);
} else {
if (imageuris.size() == 2) {
isTwo = true;
imageUris.addAll(imageuris);
imageUris.addAll(imageuris);
} else {
isTwo = false;
imageUris.addAll(imageuris);
}
//
// for (int i = 0; i < imageuris.size(); i++)
// {
//
// imageUris.add(imageuris.get(i));
// if(i==1)
// {
// imageUris.add(imageuris.get(0));
// }
// }
}
LinearLayout.LayoutParams lp =
new LinearLayout.LayoutParams(
LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT);
lp.setMargins(5, 0, 0, 0);
for (int i = 0; i < imageUris.size(); i++) {
ImageView imageView = new ImageView(getContext());
imageView.setScaleType(ScaleType.FIT_XY); // X和Y方向都填满
imageLoaderTools.displayImage(imageUris.get(i), imageView);
imageViewsList.add(imageView);
ImageView viewDot = new ImageView(getContext());
if (i == 0) {
viewDot.setBackgroundResource(R.drawable.dot_white);
} else {
viewDot.setBackgroundResource(R.drawable.dot_light);
}
viewDot.setLayoutParams(lp);
if (isTwo) // 为两张图片时加入的判断
{
if (i > 1) {
} else {
dotViewsList.add(viewDot);
mLinearLayout.addView(viewDot);
}
} else {
dotViewsList.add(viewDot);
mLinearLayout.addView(viewDot);
}
}
mViewPager.setFocusable(true);
mViewPager.setAdapter(new MyPagerAdapter());
mViewPager.setOnPageChangeListener(new MyPageChangeListener());
setEffect(effect);
if (imageUris.size() <= 1) // 图片小于等于1张时，不轮播
{
} else {
// 利用反射修改自动轮播的动画持续时间
try {
Field field = ViewPager.class.getDeclaredField("mScroller");
field.setAccessible(true);
FixedSpeedScroller scroller =
new FixedSpeedScroller(mViewPager.getContext(), new AccelerateInterpolator());
field.set(mViewPager, scroller);
scroller.setmDuration(1000);
mViewPager.setCurrentItem(100 * imageViewsList.size());
mhandler.sendEmptyMessageDelayed(ImageHandler.MSG_UPDATE_IMAGE, ImageHandler.MSG_DELAY);
} catch (Exception e) {
}
}
// 当刚刚的到标题信息的时候，将TextView控件上显示的文字，先替换成第一个标题
titleTv.setText(titles.get(0));
this.titles = titles;
}
