package com.example.q9722.biancheng1;
import android.media.Image;
import android.support.v4.app.Fragment;
import android.support.v4.view.ViewPager;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.view.WindowManager;
import android.widget.ImageView;
import java.util.ArrayList;
import java.util.List;
public class MainActivity extends AppCompatActivity implements View.OnClickListener{
ViewPager mviewPager;
mFragmentAdapter madapter;
FragmentOne mone;
FragmentTwo mtwo;
FragmentThree mthree;
List mFragmentList;
ImageView[] mimageViews;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
getSupportActionBar().hide();
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
WindowManager.LayoutParams.FLAG_FULLSCREEN);
setContentView(R.layout.activity_main);
initViews();
madapter = new mFragmentAdapter(getSupportFragmentManager(),mFragmentList);
mviewPager.setOffscreenPageLimit(3);
mviewPager.setAdapter(madapter);
mviewPager.setCurrentItem(0);
mimageViews[1].setImageResource(R.drawable.blue_circle);
mviewPager.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
}
@Override
public void onPageSelected(int position) {
for(int i=0;i<3;i++) {
mimageViews[i].setImageResource(R.drawable.write_circle);
}
mimageViews[position].setImageResource(R.drawable.blue_circle);
}
@Override
public void onPageScrollStateChanged(int state) {
}
});
}
private void initViews() {
mviewPager = (ViewPager) findViewById(R.id.viewpager);
mFragmentList = new ArrayList<Fragment>();
mone = new FragmentOne();
mtwo = new FragmentTwo();
mthree = new FragmentThree();
mFragmentList.add(mone);
mFragmentList.add(mtwo);
mFragmentList.add(mthree);
mimageViews = new ImageView[3];
mimageViews[0] = (ImageView) findViewById(R.id.iv1);
mimageViews[1] = (ImageView) findViewById(R.id.iv2);
mimageViews[2] = (ImageView) findViewById(R.id.iv3);
mimageViews[0].setOnClickListener(this);
mimageViews[1].setOnClickListener(this);
mimageViews[2].setOnClickListener(this);
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.iv1:
mviewPager.setCurrentItem(0,true);
break;
case R.id.iv2:
mviewPager.setCurrentItem(1,true);
break;
case R.id.iv3:
mviewPager.setCurrentItem(2,true);
break;
}
}
}
