京东首页面框架

其他 2018-06-24 05:13:33 阅读次数: 2


布局========================================================================

mian_actitvity================================================================

<?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="com.daydayup.myjddemo.view.activities.MainActivity">

    <FrameLayout
        android:id="@+id/main_content"
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:layout_weight="1"></FrameLayout>

    <include layout="@layout/divider1" />

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal">

        <TextView
            android:id="@+id/main_sy"
            android:layout_width="0dp"
            android:layout_height="@dimen/nav_width"
            android:layout_weight="1"
            android:background="@drawable/main_nav_sy_selector" />

        <TextView
            android:id="@+id/main_fl"

            android:layout_width="0dp"
            android:layout_height="@dimen/nav_width"
            android:layout_weight="1"
            android:background="@drawable/main_nav_fl_selector" />

        <TextView
            android:id="@+id/main_fx"
            android:layout_width="0dp"
            android:layout_height="@dimen/nav_width"
            android:layout_weight="1"
            android:background="@drawable/main_nav_fx_selector" />

        <TextView
            android:id="@+id/main_gwc"
            android:layout_width="0dp"
            android:layout_height="@dimen/nav_width"
            android:layout_weight="1"
            android:background="@drawable/main_nav_gwc_selector" />

        <TextView
            android:id="@+id/main_wd"
            android:layout_width="0dp"
            android:layout_height="@dimen/nav_width"
            android:layout_weight="1"
            android:background="@drawable/main_nav_wd_selector" />

    </LinearLayout>

</LinearLayout>

divider=======================================================================

<?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="@dimen/divider_height"
    android:background="#999999"
    android:orientation="vertical">

</LinearLayout>

layout_fl===================================================================

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">


    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_centerInParent="true"
        android:gravity="center"
        android:text="分类"
        android:textSize="30sp" />

</RelativeLayout>

layout_fx=====================================================================

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">


    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_centerInParent="true"
        android:gravity="center"
        android:text="发现"
        android:textSize="30sp" />

</RelativeLayout>

layout_gwc================================================================

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">


    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_centerInParent="true"
        android:gravity="center"
        android:text="首页"
        android:textSize="30sp" />

</RelativeLayout>

layout_spalsh=================================================================

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <ImageView
        android:id="@+id/splash_pic"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:scaleType="fitXY"
        android:src="@drawable/b1i" />

    <TextView
        android:layout_margin="@dimen/margin5"
        android:gravity="center"
        android:textSize="@dimen/textSize20"
        android:layout_alignParentRight="true"
        android:background="@drawable/spash_time_shape"
        android:id="@+id/spalsh_time"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" />

</RelativeLayout>

layout_sy=====================================================================

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">


    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_centerInParent="true"
        android:gravity="center"
        android:text="首页"
        android:textSize="30sp" />

</RelativeLayout>

layout_wd=================================================================

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">


    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_centerInParent="true"
        android:gravity="center"
        android:text="我的"
        android:textSize="30sp" />

</RelativeLayout>

按钮切换====================================================================

main_nav_fl_selector==========================================================

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:drawable="@drawable/abx" android:state_selected="true" />
    <item android:drawable="@drawable/abw" android:state_selected="false" />

</selector>

main_nav_fx_selector==========================================================

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:drawable="@drawable/abz" android:state_selected="true" />
    <item android:drawable="@drawable/aby" android:state_selected="false" />

</selector>

main_nav_gwc_selector==========================================================

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:drawable="@drawable/abv" android:state_selected="true" />
    <item android:drawable="@drawable/abu" android:state_selected="false" />

</selector>

main_nav_sy_selector==========================================================

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:drawable="@drawable/ac1" android:state_selected="true" />
    <item android:drawable="@drawable/ac0" android:state_selected="false" />

</selector>

main_nav_wd_selector========================================================

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:drawable="@drawable/ac3" android:state_selected="true" />
    <item android:drawable="@drawable/ac2" android:state_selected="false" />

</selector>

spash_tiem_shape==============================================================

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
    android:shape="rectangle">

    <size
        android:width="50dp"
        android:height="30dp" />
    <corners android:radius="15dp" />

    <solid android:color="#66999999" />

</shape>

功能=======================================================================

MainActivity================================================================

package com.daydayup.myjddemo.view.activities;

import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentTransaction;
import android.view.View;
import android.widget.TextView;

import com.daydayup.myjddemo.R;
import com.daydayup.myjddemo.view.fragments.BaseFragment;
import com.daydayup.myjddemo.view.fragments.FragmentFactory;

import java.util.ArrayList;
import java.util.List;

/**
 * Fragment  容器  FrameLayout
 */

public class MainActivity extends BaseActivity implements View.OnClickListener {
    private final int SY = 0, FL = 1, FX = 2, GWC = 3, WD = 4;
    private View view;
    private TextView main_sy, main_fl, main_fx, main_gwc, main_wd;
    private List<TextView> nav_list = null;
    private List<BaseFragment> fg_list = null;
    private FragmentManager fm;

    @Override
    protected void initDatas() {

        fm = getSupportFragmentManager();
        FragmentTransaction ft = fm.beginTransaction();
        fg_list = new ArrayList<>();
        for (int i = 0; i < 5; i++) {
            BaseFragment fragement = FragmentFactory.createFragement(i);

            fg_list.add(fragement);

            ft.add(R.id.main_content, fragement);

            if (i == 0) {
                ft.show(fragement);
            } else {
                ft.hide(fragement);
            }
        }
        ft.commit();
        //底部导航栏

    }

    @Override
    protected void initViews() {
        main_sy = findViewById(R.id.main_sy);
        main_fl = findViewById(R.id.main_fl);
        main_fx = findViewById(R.id.main_fx);
        main_gwc = findViewById(R.id.main_gwc);
        main_wd = findViewById(R.id.main_wd);

        nav_list = new ArrayList<>();

        nav_list.add(main_sy);
        nav_list.add(main_fl);
        nav_list.add(main_fx);
        nav_list.add(main_gwc);
        nav_list.add(main_wd);

        //默认第一个选中
        nav_list.get(0).setSelected(true);

        main_sy.setOnClickListener(this);
        main_fl.setOnClickListener(this);
        main_fx.setOnClickListener(this);
        main_gwc.setOnClickListener(this);
        main_wd.setOnClickListener(this);
    }

    @Override
    View createView() {
        view = View.inflate(this, R.layout.activity_main, null);
        return view;
    }

    @Override
    public void onClick(View v) {
        switch (v.getId()) {
            case R.id.main_sy:
                changeNav(nav_list, SY);
                changeFragment(fg_list, SY);
                break;
            case R.id.main_fl:
                changeNav(nav_list, FL);
                changeFragment(fg_list, FL);
                break;
            case R.id.main_fx:
                changeNav(nav_list, FX);
                changeFragment(fg_list, FX);
                break;
            case R.id.main_gwc:
                changeNav(nav_list, GWC);
                changeFragment(fg_list, GWC);
                break;
            case R.id.main_wd:
                changeNav(nav_list, WD);
                changeFragment(fg_list, WD);
                break;


        }
    }

    //切换状态
    public void changeNav(List<TextView> nav_list, int postion) {
        for (int i = 0; i < nav_list.size(); i++) {
            TextView textView = nav_list.get(i);
            if (postion == i) {
                textView.setSelected(true);
            } else {
                textView.setSelected(false);
            }
        }
    }

    //切换页面
    public void changeFragment(List<BaseFragment> fg_list, int postion) {

        FragmentTransaction ft = fm.beginTransaction();

        for (int i = 0; i < fg_list.size(); i++) {
            BaseFragment baseFragment = fg_list.get(i);
            if (postion == i) {
                ft.show(baseFragment);
            } else {
                ft.hide(baseFragment);
            }
        }

        ft.commit();
    }
}

BeanActivity================================================================

package com.daydayup.myjddemo.view.activities;

import android.app.Activity;
import android.app.Fragment;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.FragmentActivity;
import android.view.View;
import android.view.Window;

/**
 * Created by gjl on 2018/4/10.
 *
 * 基类：
 *         继承：增加代码的复用性
 *         多态：同一事物在不同状态下的不同形态。可扩展性。
 *
 *
 *
 */

public abstract class BaseActivity extends FragmentActivity {
    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
        //去掉标题栏
        requestWindowFeature(Window.FEATURE_NO_TITLE);
        super.onCreate(savedInstanceState);
        setContentView(createView());
        //初始化界面
        initViews();
        //初始化数据
        initDatas();
    }

    protected abstract void initDatas();

    protected abstract void initViews();

    abstract View createView();
}

SplashActivity==================================================================

package com.daydayup.myjddemo.view.activities;

import android.content.Intent;
import android.os.Handler;
import android.os.Message;
import android.view.View;
import android.widget.ImageView;
import android.widget.TextView;

import com.daydayup.myjddemo.R;

/**
 * Created by gjl on 2018/4/10.
 * <p>
 * Handler 的面试题
 */

public class SplashActivity extends BaseActivity {

    private View view;
    private ImageView splash_pic;
    private TextView spalsh_time;
    private MyHandler myHandler = new MyHandler();
    private int time = 3;

    @Override
    protected void initDatas() {
        //默认值
        spalsh_time.setText(time + "s");

        myHandler.sendEmptyMessageDelayed(0, 1000);

    }

    class MyHandler extends Handler {
        @Override
        public void handleMessage(Message msg) {
            switch (msg.what) {
                case 0:
                    time--;
                    spalsh_time.setText(time + "s");
                    if (time == 0) {
                        myHandler.removeCallbacksAndMessages(null);
                        //跳转
                        startActivity(new Intent(SplashActivity.this, MainActivity.class));
                    } else {
                        myHandler.sendEmptyMessageDelayed(0, 1000);
                    }
                    break;
            }
        }
    }

    //初始化控件
    @Override
    protected void initViews() {
        splash_pic = findViewById(R.id.splash_pic);
        spalsh_time = findViewById(R.id.spalsh_time);
    }

    //创建视图
    @Override
    View createView() {
        view = View.inflate(this, R.layout.layout_spalsh, null);
        return view;
    }
}

BeanFragment=============================================

package com.daydayup.myjddemo.view.fragments;

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;

/**
 * Created by gjl on 2018/4/10.
 * <p>
 * Fragment?
 * Activity
 * <p>
 * 生命周期
 */

public abstract class BaseFragment extends Fragment {

    @Nullable
    @Override
    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        return createView(inflater);
    }

    abstract View createView(LayoutInflater inflater);

}

FaXianFragment==============================================================

package com.daydayup.myjddemo.view.fragments;

import android.view.LayoutInflater;
import android.view.View;

import com.daydayup.myjddemo.R;

/**
 * Created by gjl on 2018/4/10.
 */

public class FaXianFragment extends BaseFragment {

    private View view;

    //页面
    @Override
    View createView(LayoutInflater inflater) {
        view = inflater.inflate(R.layout.layout_fx,null);
        return view;
    }
}

FenLeiFragment================================================================

package com.daydayup.myjddemo.view.fragments;

import android.view.LayoutInflater;
import android.view.View;

import com.daydayup.myjddemo.R;

/**
 * Created by gjl on 2018/4/10.
 */

public class FenLeiFragment extends BaseFragment {

    private View view;

    //页面
    @Override
    View createView(LayoutInflater inflater) {
        view = inflater.inflate(R.layout.layout_fl,null);
        return view;
    }
}

FragmentFactory==============================================================

package com.daydayup.myjddemo.view.fragments;

/**
 * Created by gjl on 2018/4/10.
 * <p>
 * 根据不同的需求创建不同的Fragment
 */

public class FragmentFactory {
    public static BaseFragment createFragement(int type) {
        BaseFragment baseFragment = null;
        switch (type) {
            case 0:
                baseFragment = new ShouYeFragment();
                break;
            case 1:
                baseFragment = new FenLeiFragment();
                break;
            case 2:
                baseFragment = new FaXianFragment();
                break;
            case 3:
                baseFragment = new GouWuCheFragment();
                break;
            case 4:
                baseFragment = new WoDeFragment();
                break;
        }
        return baseFragment;
    }
}

GouWuCheFragmnet=============================================================

package com.daydayup.myjddemo.view.fragments;

import android.view.LayoutInflater;
import android.view.View;

import com.daydayup.myjddemo.R;

/**
 * Created by gjl on 2018/4/10.
 */

public class GouWuCheFragment extends BaseFragment {

    private View view;

    //页面
    @Override
    View createView(LayoutInflater inflater) {
        view = inflater.inflate(R.layout.layout_gwc,null);
        return view;
    }
}

ShouYeFragment=======================================================

package com.daydayup.myjddemo.view.fragments;

import android.view.LayoutInflater;
import android.view.View;

import com.daydayup.myjddemo.R;

/**
 * Created by gjl on 2018/4/10.
 */

public class ShouYeFragment extends BaseFragment {

    private View view;

    //页面
    @Override
    View createView(LayoutInflater inflater) {
        view = inflater.inflate(R.layout.layout_sy,null);
        return view;
    }
}

WoDeFragment========================================================

package com.daydayup.myjddemo.view.fragments;

import android.view.LayoutInflater;
import android.view.View;

import com.daydayup.myjddemo.R;

/**
 * Created by gjl on 2018/4/10.
 */

public class WoDeFragment extends BaseFragment {

    private View view;

    //页面
    @Override
    View createView(LayoutInflater inflater) {
        view = inflater.inflate(R.layout.layout_wd,null);
        return view;
    }
}

清单文件=====================================================================

<activity android:name=".view.activities.SplashActivity">

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