xml文件:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
tools:context=".MainActivity">
<android.support.design.widget.TabLayout
android:id="@+id/table"
android:layout_weight="2"
android:layout_width="match_parent"
android:layout_height="0dp"
app:tabTextColor="@color/design_default_color_primary"
app:tabSelectedTextColor="@color/colorAccent"
app:tabMode="scrollable"
>
</android.support.design.widget.TabLayout>
<android.support.v4.view.ViewPager
android:id="@+id/view_pager"
android:layout_above="@+id/liner"
android:layout_weight="7"
android:layout_width="match_parent"
android:layout_height="0dp">
</android.support.v4.view.ViewPager>
<LinearLayout
android:id="@+id/liner"
android:layout_alignParentBottom="true"
android:layout_weight="1"
android:layout_width="match_parent"
android:layout_height="0dp"
android:orientation="horizontal"
>
<RadioGroup
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="horizontal"
>
<RadioButton
android:id="@+id/o1"
android:layout_width="60dp"
android:layout_height="60dp"
android:background="@drawable/radiobutton"
android:button="@null"
android:onClick="one"
/>
<RadioButton
android:id="@+id/o2"
android:layout_width="60dp"
android:layout_height="60dp"
android:background="@drawable/radiobutton"
android:onClick="two"
android:button="@null"
android:layout_marginLeft="10dp"
/>
</RadioGroup>
</LinearLayout>
</LinearLayout>
主类
package com.example.part_thirteen;
import android.support.design.widget.TabLayout;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentTransaction;
import android.support.v4.view.ViewPager;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.CompoundButton;
import android.widget.RadioButton;
import java.util.ArrayList;
public class MainActivity extends AppCompatActivity {
ViewPager viewPager;
ArrayList<Fragment> fragments=new ArrayList<>();
ArrayList<String>titles=new ArrayList<>();
FragmentManager manager=getSupportFragmentManager();
RadioButton r1;
RadioButton r2;
TabLayout tabLayout;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
viewPager=findViewById(R.id.view_pager);
r1 = findViewById(R.id.o1);
r2= findViewById(R.id.o2);
tabLayout=findViewById(R.id.table);
final Frag_one frag_one = new Frag_one();
final Frag_two frag_two = new Frag_two();
fragments.add(frag_one);
fragments.add(frag_two);
titles.add("选项1");
titles.add("选项2");
MyFragAdapter myFragAdapter = new MyFragAdapter(manager, fragments,titles);
viewPager.setAdapter(myFragAdapter);
tabLayout.setupWithViewPager(viewPager);
viewPager.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
@Override
public void onPageScrolled(int i, float v, int i1) {
}
@Override
public void onPageSelected(int i) {
if(i==1){
r1.setSelected(true);
}else{
r2.setSelected(true);
}
}
@Override
public void onPageScrollStateChanged(int i) {
}
});
r1.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if(isChecked){
viewPager.setCurrentItem(0);
}
}
});
r2.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if(isChecked){
viewPager.setCurrentItem(1);
}
}
});
}
public void one(View view){
}
public void two(View view){
}
}
自定义适配器继承FragmentPagerAdapter
package com.example.part_thirteen;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import java.util.ArrayList;
class MyFragAdapter extends FragmentPagerAdapter {
ArrayList<Fragment> fragments = new ArrayList<>();
ArrayList<String> arrayList;
public MyFragAdapter(FragmentManager fm, ArrayList<Fragment> fragments, ArrayList<String> arrayList) {
super(fm);
this.fragments = fragments;
this.arrayList = arrayList;
}
@Override
public Fragment getItem(int i) {
return fragments.get(i);
}
@Override
public int getCount() {
return fragments.size();
}
@Nullable
@Override
public CharSequence getPageTitle(int position) {
return arrayList.get(position);
}
}
Frag_one1
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
public class Frag_one extends Fragment {
@Nullable
@Override
public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
return inflater.inflate(R.layout.one,container,false);
}
}
Frag_two
package com.example.part_thirteen;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
public class Frag_two extends Fragment {
@Nullable
@Override
public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
return inflater.inflate(R.layout.two,container,false);
}
}
选择器：
在drawable xml文件里面写选择器
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:state_checked="true" android:drawable="@drawable/two" ></item>
<item android:drawable="@drawable/one"></item>
</selector>
实现效果：
可以滑动，点击切换颜色
