仿微信界面滑动(9.7)
2015-09-07 10:18
453 查看
主布局文件activity_main.xml
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
>
<android.support.v4.view.ViewPager
android:id="@+id/fragment_viewPager"
android:layout_height="match_parent"
android:layout_weight="1"
android:layout_width="match_parent"></android.support.v4.view.ViewPager>
<!--<fragment-->
<!-- -->
<!--class="com.test.dukang.myfragment.fragment.MyFirstFragment"-->
<!--android:layout_width="wrap_content"-->
<!--android:layout_height="wrap_content"/>-->
<FrameLayout
android:id="@+id/container"
android:layout_width="wrap_content"
android:layout_height="wrap_content"></FrameLayout>
<RadioGroup
android:id="@+id/radioGroup"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:orientation="horizontal"
android:gravity="center">
<RadioButton
android:id="@+id/radioButton1"
android:drawableTop="@drawable/msg_background"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
style="@style/textStyle"
/>
<RadioButton
android:id="@+id/radioButton2"
android:drawableTop="@drawable/contact_background"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
style="@style/textStyle"/>
<RadioButton
android:id="@+id/radioButton3"
android:drawableTop="@drawable/kongjian_background"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
style="@style/textStyle"/>
</RadioGroup>
</LinearLayout>其他布局文件
"**********************第一个布局fragment_test**********************"
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent" android:layout_height="match_parent">
<Button
android:id="@+id/button"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
</LinearLayout>
"**********************第二个布局fragment_second**********************"
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent" android:layout_height="match_parent">
<TextView
android:id="@+id/textView"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="你好吗?"
android:textSize="24sp"/>
</LinearLayout>
"**********************第三个布局fragment_thrid**********************"
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent" android:layout_height="match_parent">
<EditText
android:id="@+id/editText"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="你好啊，好啊"/>
</LinearLayout>主程序MainActivity
package com.test.dukang.myfragment;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentActivity;
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.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.CompoundButton;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.Toast;
import com.test.dukang.myfragment.fragment.MyFirstFragment;
import com.test.dukang.myfragment.fragment.MySecondFragment;
import com.test.dukang.myfragment.fragment.MyThridFragment;
import com.test.dukang.myfragment.fragment.com.test.adapter.MyFragmentAdapter;
import java.util.ArrayList;
import java.util.List;
public class MainActivity extends FragmentActivity {
private RadioGroup mRadioGroup;
private FragmentManager mFragmentManager;
private RadioButton mRadioButton1;
private RadioButton mRadioButton2;
private RadioButton mRadioButton3;
private FragmentTransaction transaction;
private MySecondFragment fragment2;
private MyFirstFragment fragment;
private MyThridFragment fragment3;
private ViewPager mViewPager;
private List<Fragment> mFragmentList;
private MyFragmentAdapter mAdapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mRadioGroup = (RadioGroup) findViewById(R.id.radioGroup);
mViewPager= (ViewPager) findViewById(R.id.fragment_viewPager);
mFragmentManager = getSupportFragmentManager();
mFragmentList=new ArrayList<>();
fragment = new MyFirstFragment();
fragment2 = new MySecondFragment();
fragment3 = new MyThridFragment();
mFragmentList.add(fragment);
mFragmentList.add(fragment2);
mFragmentList.add(fragment3);
mAdapter= new MyFragmentAdapter(mFragmentManager,mFragmentList);
mViewPager.setAdapter(mAdapter);
mRadioGroup.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(RadioGroup group, int checkedId) {
int radioButtonId = group.getCheckedRadioButtonId();
switch (radioButtonId) {
case R.id.radioButton1:
mViewPager.setCurrentItem(0);
break;
case R.id.radioButton2:
mViewPager.setCurrentItem(1);
break;
case R.id.radioButton3:
mViewPager.setCurrentItem(2);
break;
default:
Toast.makeText(getApplication(), "sd", Toast.LENGTH_SHORT).show();
break;
}
}
});
mViewPager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
}
@Override
public void onPageSelected(int position) {
switch (position){
case 0:
break;
case 1:
break;
case 2:
break;
}
}
@Override
public void onPageScrollStateChanged(int state) {
}
});
}MyFragmentPagerAdapter
package com.test.dukang.myfragment.fragment.com.test.adapter;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import java.util.List;
/**
* Created by Administrator on 2015/9/7.
*/
public class MyFragmentAdapter extends FragmentPagerAdapter {
private List<Fragment> mList;
public MyFragmentAdapter(FragmentManager fm,List<Fragment> mList) {
super(fm);
this.mList=mList;
}
@Override
public Fragment getItem(int position) {
return mList.get(position);
}
@Override
public int getCount() {
return mList.size();
}
}其他Fragment程序
"*********************MyFirstFragment********************"
package com.test.dukang.myfragment.fragment;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.Toast;
import com.test.dukang.myfragment.R;
/**
* Created by Administrator on 2015/9/6.
*/
//导入support.v4的包，注意这是重点
public class MyFirstFragment extends Fragment {
private Button button;
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view=inflater.inflate(R.layout.fragment_test,null);
button= (Button) view.findViewById(R.id.button);
button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Toast.makeText(getActivity(),"你好",Toast.LENGTH_SHORT).show();
}
});
return view;
}
}
"*********************MySecondFragment********************"
package com.test.dukang.myfragment.fragment;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;
import com.test.dukang.myfragment.R;
/**
* Created by Administrator on 2015/9/6.
*/
public class MySecondFragment extends Fragment {
private TextView mTextView;
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view=inflater.inflate(R.layout.fragment_second,null);
mTextView= (TextView) view.findViewById(R.id.textView);
return view;
}
public void setmTextView(String text){
this.mTextView.setText(text);
}
}
"*********************MyThridFragment********************"
package com.test.dukang.myfragment.fragment;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
import com.test.dukang.myfragment.R;
/**
* Created by Administrator on 2015/9/6.
*/
public class MyThridFragment extends Fragment {
private EditText mEditText;
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view=inflater.inflate(R.layout.fragment_thrid,null);
mEditText= (EditText) view.findViewById(R.id.editText);
return view;
}
public String getText(){
String s=null;
if(mEditText!=null){
s=mEditText.getText().toString();
}
return s;
}
}效果图
FragmentStatePagerAdapter
查看API当界面较多时，使用该方法来避免出错，具体用法查看api
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