first commit

.gitignore

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+# Built application files
+*.apk
+*.ap_
+
+# Files for the ART/Dalvik VM
+*.dex
+
+# Java class files
+*.class
+
+# Generated files
+bin/
+gen/
+out/
+
+# Gradle files
+.gradle/
+build/
+
+# Local configuration file (sdk path, etc)
+local.properties
+
+# Proguard folder generated by Eclipse
+proguard/
+
+# Log Files
+*.log
+
+# Android Studio Navigation editor temp files
+.navigation/
+
+# Android Studio captures folder
+captures/
+
+# Intellij
+*.iml
+.idea
+
+# Keystore files
+*.jks
+
+# External native build folder generated in Android Studio 2.2 and later
+.externalNativeBuild
+
+# Google Services (e.g. APIs or Firebase)
+google-services.json
+
+# Freeline
+freeline.py
+freeline/
+freeline_project_description.json

app/.gitignore

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+/build

app/build.gradle

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+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 25
+    buildToolsVersion "25.0.2"
+    defaultConfig {
+        applicationId "me.lijpeng.one_layout"
+        minSdkVersion 21
+        targetSdkVersion 25
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
+        exclude group: 'com.android.support', module: 'support-annotations'
+    })
+    compile 'com.android.support:appcompat-v7:25.3.1'
+    compile 'com.android.support:design:25.3.1'
+    compile 'com.cpiz.bubbleview:bubbleview:1.0.2'
+    compile files('libs/okio-1.13.0.jar')
+    compile files('libs/jsoup-1.10.2.jar')
+    compile files('libs/gson-2.8.0.jar')
+    compile files('libs/okhttp-2.5.0.jar')
+    testCompile 'junit:junit:4.12'
+}

app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in D:\programs_for_production\android_studio\sdk/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/androidTest/java/me/lijpeng/one/ExampleInstrumentedTest.java

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+package me.lijpeng.one;
+
+import android.content.Context;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumentation test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() throws Exception {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getTargetContext();
+
+        assertEquals("me.lijpeng.one_layout", appContext.getPackageName());
+    }
+}

app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="me.lijpeng.one">
+    <uses-permission android:name="android.permission.INTERNET" />
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/app_logo"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/app_logo"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme">
+        <activity
+            android:name=".MainActivity"
+            android:label="@string/app_name">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/me/lijpeng/one/MainActivity.java

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+package me.lijpeng.one;
+
+import android.os.Bundle;
+import android.support.annotation.NonNull;
+import android.support.design.widget.BottomNavigationView;
+import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentPagerAdapter;
+import android.support.v4.view.ViewPager;
+import android.support.v7.app.AppCompatActivity;
+import android.view.MenuItem;
+import android.view.View;
+
+import com.squareup.okhttp.OkHttpClient;
+
+import me.lijpeng.one.fragments.*;
+import me.lijpeng.one.thirdparty.viewpager.NoSlidingPageTransformer;
+import me.lijpeng.one.thirdparty.viewpager.NoSlidingViewPaper;
+
+import java.util.ArrayList;
+
+public class MainActivity extends AppCompatActivity {
+
+    //private TextView mTextMessage;
+    private ViewPager mViewPager;
+    private View articleContainer;
+    public static OkHttpClient client = new OkHttpClient();
+
+    private BottomNavigationView.OnNavigationItemSelectedListener mOnNavigationItemSelectedListener
+            = new BottomNavigationView.OnNavigationItemSelectedListener() {
+
+        @Override
+        public boolean onNavigationItemSelected(@NonNull MenuItem item) {
+
+            articleContainer = findViewById(R.id.article_container);
+            switch (item.getItemId()) {
+                case R.id.navigation_home:
+                    if (mViewPager.getCurrentItem() == 2)
+                        articleContainer.setVisibility(View.INVISIBLE);
+                    mViewPager.setCurrentItem(0);
+                    return true;
+                case R.id.navigation_dashboard:
+                    articleContainer.setVisibility(View.VISIBLE);
+                    mViewPager.setCurrentItem(1);
+                    return true;
+                case R.id.navigation_notifications:
+                    if (mViewPager.getCurrentItem() == 0)
+                        articleContainer.setVisibility(View.INVISIBLE);
+                    mViewPager.setCurrentItem(2);
+                    return true;
+            }
+            return false;
+        }
+
+    };
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+        mViewPager = (NoSlidingViewPaper) findViewById(R.id.viewpager);
+        final ArrayList<Fragment> fgLists = new ArrayList<>(3);
+        fgLists.add(new FragmentOne());
+        fgLists.add(new FragmentArticle());
+        fgLists.add(new FragmentQuestion());
+        NoSlidingPageTransformer pageTransformer = new NoSlidingPageTransformer();
+        pageTransformer.setCurrentItem(this, 0, fgLists);
+        mViewPager.setPageTransformer(true, pageTransformer);
+        FragmentPagerAdapter mAdapter = new FragmentPagerAdapter(getSupportFragmentManager()) {
+            @Override
+            public Fragment getItem(int position) {
+                return fgLists.get(position);
+            }
+
+            @Override
+            public int getCount() {
+                return fgLists.size();
+            }
+        };
+        mViewPager.setAdapter(mAdapter);
+        mViewPager.setOffscreenPageLimit(2); //预加载剩下两页
+        articleContainer = findViewById(R.id.article_container);
+
+        BottomNavigationView navigation = (BottomNavigationView) findViewById(R.id.navigation);
+        navigation.setOnNavigationItemSelectedListener(mOnNavigationItemSelectedListener);
+    }
+
+}

app/src/main/java/me/lijpeng/one/fragments/BaseFragment.java

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+package me.lijpeng.one.fragments;
+
+import android.content.Context;
+import android.os.Bundle;
+import android.support.annotation.Nullable;
+import android.support.v4.app.Fragment;
+import android.support.v4.widget.SwipeRefreshLayout;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.animation.Animation;
+import android.view.animation.AnimationUtils;
+
+import me.lijpeng.one.R;
+
+/**
+ * Created by ljp on 2017/5/25.
+ */
+
+public abstract class BaseFragment extends Fragment implements SwipeRefreshLayout.OnRefreshListener{
+    protected View mView;
+    protected boolean isViewInitiated; //当前页面是否初始化
+    protected boolean isVisibleToUser; //当前页面是否显示
+    protected boolean isDataRequested; //是否已经请求了数据
+    protected Context mContext;
+    Animation appearAnimation;
+    Animation disappearAnimation;
+
+    @Nullable
+    @Override
+    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
+
+        mContext = getContext();
+        mView = inflater.inflate(getLayoutId(), null);
+        isViewInitiated = true;
+        appearAnimation = AnimationUtils.loadAnimation(mContext, R.anim.appear_anim);
+        disappearAnimation = AnimationUtils.loadAnimation(mContext, R.anim.disappear_anim);
+        initView();
+        prepareGetData();
+        return mView;
+    }
+
+    /*初始化页面布局和数据*/
+    protected abstract void initView();
+    /*布局*/
+    public abstract int getLayoutId();
+    /*从服务器获取数据*/
+    protected abstract void getDataFromServer();
+
+    /**
+     * 当前页面是否展示
+     * @param isVisibleToUser 显示为true， 不显示为false
+     */
+    @Override
+    public void setUserVisibleHint(boolean isVisibleToUser) {
+        super.setUserVisibleHint(isVisibleToUser);
+        this.isVisibleToUser = isVisibleToUser;
+        prepareGetData();
+    }
+
+    /**
+     * 如果只想第一次进入该页面请求数据，return prepareGetData(false)
+     * 如果想每次进入该页面就请求数据，return prepareGetData(true)
+     */
+    private boolean prepareGetData(){
+        return prepareGetData(false);
+    }
+
+    /**
+     * 判断是否从服务器器获取数据
+     * @param isforceUpdate 强制更新的标记
+     */
+    protected boolean prepareGetData(boolean isforceUpdate) {
+        if(isVisibleToUser && isViewInitiated && (!isDataRequested || isforceUpdate)){
+            /*从服务器获取数据*/
+            getDataFromServer();
+            isDataRequested = true;
+            return true;
+        }
+        return false;
+    }
+}

app/src/main/java/me/lijpeng/one/fragments/FragmentArticle.java

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+package me.lijpeng.one.fragments;
+
+import android.app.Fragment;
+import android.view.View;
+
+import me.lijpeng.one.R;
+
+/**
+ * Created by ljp on 2017/5/25.
+ */
+
+public class FragmentArticle extends BaseFragment {
+
+    @Override
+    protected void initView() {
+
+    }
+    @Override
+    public int getLayoutId() {
+        return R.layout.article_layout;
+    }
+    @Override
+    protected void getDataFromServer() {
+        /*
+         * 请求url：http://v3.wufazhuce.com:8000/api/essay/${id}
+         */
+    }
+
+    @Override
+    public void onRefresh() {
+
+    }
+}