android.support.v4.view.ViewPager.LayoutParams#MATCH_PARENT源码实例Demo

@Override public @Nullable View onCreateView(LayoutInflater inflater, ViewGroup container,
		Bundle savedInstanceState) {
	ViewPager view = new ViewPager(getActivity()); // container.getContext() results in white on white text
	view.setId(android.R.id.list);
	view.setLayoutParams(new MarginLayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));

	PagerTitleStrip title = new PagerTabStrip(view.getContext());
	ViewPager.LayoutParams params = new ViewPager.LayoutParams();
	params.width = LayoutParams.MATCH_PARENT;
	params.height = LayoutParams.WRAP_CONTENT;
	params.gravity = Gravity.TOP;
	title.setLayoutParams(params);

	view.addView(title);
	return view;
}
 

@Override
public Object instantiateItem(final ViewGroup container,final int position)
  {
  TextView textView=new TextView(MainActivity.this);
  textView.setText("item"+position);
  textView.setBackgroundColor(colors[position]);
  textView.setGravity(Gravity.CENTER);
  final LayoutParams params=new LayoutParams();
  params.height=LayoutParams.MATCH_PARENT;
  params.width=LayoutParams.MATCH_PARENT;
  params.gravity=Gravity.CENTER;
  textView.setLayoutParams(params);
  textView.setTextColor(0xff000000);
  container.addView(textView);
  return textView;
  }