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hongyangAndroid
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增加recyclerview的sample
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‎README.md

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@@ -206,6 +206,10 @@ public class AutoCardView extends CardView
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### ListView、RecyclerView类的Item的适配
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**sample中包含ListView、RecyclerView例子，具体查看sample**
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* 对于ListView
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对于ListView这类控件的item，默认根局部写“px”进行适配是无效的，因为外层非AutoXXXLayout，而是ListView。但是，不用怕，一行代码就可以支持了：
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```java
@@ -232,6 +236,28 @@ public View getView(int position, View convertView, ViewGroup parent)
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注意` AutoUtils.autoSize(convertView);`这行代码的位置即可。demo中也有相关实例。
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* 对于RecyclerView
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```java
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public ViewHolder(View itemView)
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{
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super(itemView);
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AutoUtils.autoSize(itemView);
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}
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//...
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@Override
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public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType)
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{
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View convertView = LayoutInflater.from(mContext).inflate(R.layout.recyclerview_item, parent, false);
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return new ViewHolder(convertView);
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}
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```
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一定要记得`LayoutInflater.from(mContext).inflate`使用三个参数的方法！
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### 指定设置的值参考宽度或者高度
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由于该库的特点，布局文件中宽高上的1px是不相等的，于是如果需要宽高保持一致的情况，布局中使用属性：

‎build.gradle

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@@ -7,10 +7,7 @@ buildscript {
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dependencies {
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classpath 'com.android.tools.build:gradle:1.2.3'
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classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.0'
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classpath 'com.github.dcendents:android-maven-gradle-plugin:1.3'
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// NOTE: Do not place your application dependencies here; they belong
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// in the individual module build.gradle files
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classpath 'com.github.dcendents:android-maven-plugin:1.2'
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}
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}
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‎sample/src/main/java/com/zhy/sample/MainActivity.java

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import com.zhy.autolayout.AutoLayoutActivity;
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import com.zhy.sample.fragment.ListFragment;
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import com.zhy.sample.fragment.PayFragment;
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import com.zhy.sample.fragment.RecyclerViewFragment;
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import com.zhy.sample.fragment.RegisterFragment;
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import java.util.ArrayList;
@@ -48,6 +49,7 @@ private void initDatas() {
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mList.add(new ListFragment());
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mList.add(new RegisterFragment());
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mList.add(new PayFragment());
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mList.add(new RecyclerViewFragment());
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mViewPager.setAdapter(new MyAdapter(getSupportFragmentManager(), mList));
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}
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‎sample/src/main/java/com/zhy/sample/fragment/RecyclerViewFragment.java

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package com.zhy.sample.fragment;
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import android.content.Context;
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import android.os.Bundle;
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import android.support.annotation.Nullable;
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import android.support.v4.app.Fragment;
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import android.support.v7.widget.LinearLayoutManager;
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import android.support.v7.widget.RecyclerView;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import com.zhy.autolayout.utils.AutoUtils;
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import com.zhy.sample.R;
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import com.zhy.sample.view.DividerItemDecoration;
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import java.util.ArrayList;
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import java.util.List;
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public class RecyclerViewFragment extends Fragment
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{
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private View mView;
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private RecyclerView mRecyclerView;
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private List<String> mList;
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private Context mContext;
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@Override
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public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState)
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{
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mView = inflater.inflate(R.layout.fragment_recyclerview, container, false);
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initView();
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return mView;
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}
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private void initView()
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{
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mContext = getActivity();
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mRecyclerView = (RecyclerView) mView.findViewById(R.id.id_recyclerview);
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mList = new ArrayList<String>();
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for (int i = 0; i < 50; i++)
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{
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mList.add(i + "");
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}
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mRecyclerView.setLayoutManager(new LinearLayoutManager(getActivity()));
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mRecyclerView.setAdapter(new MyAdapter());
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mRecyclerView.addItemDecoration(new DividerItemDecoration(getActivity(),
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DividerItemDecoration.VERTICAL_LIST));
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}
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class MyAdapter extends RecyclerView.Adapter<ViewHolder>
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{
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@Override
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public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType)
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{
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View convertView = LayoutInflater.from(mContext).inflate(R.layout.recyclerview_item, parent, false);
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return new ViewHolder(convertView);
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}
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@Override
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public void onBindViewHolder(ViewHolder holder, int position)
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{
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}
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@Override
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public long getItemId(int position)
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{
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return position;
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}
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@Override
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public int getItemCount()
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{
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return mList.size();
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}
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}
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static class ViewHolder extends RecyclerView.ViewHolder
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{
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public ViewHolder(View itemView)
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{
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super(itemView);
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//对于listview，注意添加这一行，即可在item上使用高度
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AutoUtils.autoSize(itemView);
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}
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}
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}

‎sample/src/main/java/com/zhy/sample/view/DividerItemDecoration.java

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package com.zhy.sample.view;/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* limitations under the License.
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*/
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.graphics.Canvas;
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import android.graphics.Rect;
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import android.graphics.drawable.Drawable;
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import android.support.v7.widget.LinearLayoutManager;
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import android.support.v7.widget.RecyclerView;
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import android.util.Log;
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import android.view.View;
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/**
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* This class is from the v7 samples of the Android SDK. It's not by me!
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* <p/>
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* See the license above for details.
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*/
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public class DividerItemDecoration extends RecyclerView.ItemDecoration {
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private static final int[] ATTRS = new int[]{
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android.R.attr.listDivider
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};
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public static final int HORIZONTAL_LIST = LinearLayoutManager.HORIZONTAL;
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public static final int VERTICAL_LIST = LinearLayoutManager.VERTICAL;
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private Drawable mDivider;
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private int mOrientation;
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public DividerItemDecoration(Context context, int orientation) {
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final TypedArray a = context.obtainStyledAttributes(ATTRS);
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mDivider = a.getDrawable(0);
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a.recycle();
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setOrientation(orientation);
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}
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public void setOrientation(int orientation) {
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if (orientation != HORIZONTAL_LIST && orientation != VERTICAL_LIST) {
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throw new IllegalArgumentException("invalid orientation");
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}
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mOrientation = orientation;
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}
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@Override
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public void onDraw(Canvas c, RecyclerView parent) {
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Log.v("recyclerview - itemdecoration", "onDraw()");
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if (mOrientation == VERTICAL_LIST) {
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drawVertical(c, parent);
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} else {
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drawHorizontal(c, parent);
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}
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}
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public void drawVertical(Canvas c, RecyclerView parent) {
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final int left = parent.getPaddingLeft();
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final int right = parent.getWidth() - parent.getPaddingRight();
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final int childCount = parent.getChildCount();
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for (int i = 0; i < childCount; i++) {
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final View child = parent.getChildAt(i);
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RecyclerView v = new RecyclerView(parent.getContext());
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final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child
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.getLayoutParams();
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final int top = child.getBottom() + params.bottomMargin;
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final int bottom = top + mDivider.getIntrinsicHeight();
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mDivider.setBounds(left, top, right, bottom);
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mDivider.draw(c);
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}
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}
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public void drawHorizontal(Canvas c, RecyclerView parent) {
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final int top = parent.getPaddingTop();
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final int bottom = parent.getHeight() - parent.getPaddingBottom();
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final int childCount = parent.getChildCount();
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for (int i = 0; i < childCount; i++) {
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final View child = parent.getChildAt(i);
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final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child
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.getLayoutParams();
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final int left = child.getRight() + params.rightMargin;
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final int right = left + mDivider.getIntrinsicHeight();
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mDivider.setBounds(left, top, right, bottom);
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mDivider.draw(c);
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}
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}
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@Override
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public void getItemOffsets(Rect outRect, int itemPosition, RecyclerView parent) {
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if (mOrientation == VERTICAL_LIST) {
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outRect.set(0, 0, 0, mDivider.getIntrinsicHeight());
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} else {
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outRect.set(0, 0, mDivider.getIntrinsicWidth(), 0);
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}
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}
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}

‎sample/src/main/res/layout/fragment_recyclerview.xml

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<?xml version="1.0" encoding="utf-8"?>
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<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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>
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<android.support.v7.widget.RecyclerView
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android:id="@+id/id_recyclerview"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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>
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</android.support.v7.widget.RecyclerView>
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</FrameLayout>

‎sample/src/main/res/layout/recyclerview_item.xml

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<?xml version="1.0" encoding="utf-8"?>
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<!-- 消客的列表 -->
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<RelativeLayout
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xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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android:layout_width="match_parent"
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android:layout_height="244px"
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android:orientation="vertical" >
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<ImageView
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android:layout_width="169px"
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android:layout_height="169px"
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app:layout_auto_baseheight="width"
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android:layout_centerVertical="true"
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android:layout_marginLeft="40px"
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android:src="@drawable/tuijian_touxiang6" />
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<TextView
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android:id="@+id/xiaoke_name"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_marginLeft="262px"
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android:layout_marginTop="60px"
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android:text="刘小新"
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android:textSize="48px" />
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<TextView
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android:id="@+id/xiaoke_people_nums"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_marginLeft="262px"
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android:layout_marginTop="136px"
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android:text="消客:566人"
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android:textColor="#656565"
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android:textSize="40px" />
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<TextView
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android:id="@+id/xiaoke_phone"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_marginLeft="580px"
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android:layout_marginTop="69px"
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android:text="手机:15511223564"
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android:textColor="#656565"
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android:textSize="38px" />
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<TextView
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android:id="@+id/xiaoke_saleprice"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_marginLeft="580px"
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android:layout_marginTop="136px"
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android:text="销售:￥8，653.00"
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android:textColor="#656565"
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android:textSize="38px" />
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</RelativeLayout>

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