RecycledView三种Linear，Grid，Staggered

GridActivity（其他类似）

package com.zjh.administrat.recycleviewdemo.grid;import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.DefaultItemAnimator;
import android.support.v7.widget.GridLayoutManager;
import android.support.v7.widget.OrientationHelper;
import android.support.v7.widget.RecyclerView;
import android.view.View;
import android.widget.Toast;import com.zjh.administrat.recycleviewdemo.R;
import com.zjh.administrat.recycleviewdemo.bean.User;
import com.zjh.administrat.recycleviewdemo.decoration.CustomDecoration;public class GridActivity extends AppCompatActivity {private final int mSpanCount = 4;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_grid);init();}private void init() {RecyclerView recyclerView = findViewById(R.id.recyclerView);GridLayoutManager gridLayoutManager = new GridLayoutManager(this, mSpanCount);gridLayoutManager.setOrientation(OrientationHelper.VERTICAL);//设置管理器recyclerView.setLayoutManager(gridLayoutManager);final GridAdapter mAdapter = new GridAdapter();for (int i = 0; i < 20; i++) {User user = new User();user.setName("网格" + i);mAdapter.setDatas(user);}//设置AdapterrecyclerView.setAdapter(mAdapter);CustomDecoration customDecoration = new CustomDecoration(this);recyclerView.addItemDecoration(customDecoration);//设置动画recyclerView.setItemAnimator(new DefaultItemAnimator());//添加数据findViewById(R.id.recycler_grid_add).setOnClickListener(new View.OnClickListener() {@Overridepublic void onClick(View v) {User user = new User();user.setName("方块");mAdapter.addDatas(0, user);}});//设置分隔线系统自带DividerItemDecoration divider = new DividerItemDecoration(this, DividerItemDecoration.VERTICAL);//添加自定义分割线divider.setDrawable(ContextCompat.getDrawable(this, R.drawable.recycler_divider_horizontal));recyclerView.addItemDecoration(divider);//获取接口视度mAdapter.setClickLinear(new GridAdapter.Click() {@Overridepublic void OnClick(int i) {Toast.makeText(GridActivity.this, ""+i, Toast.LENGTH_SHORT).show();}@Overridepublic void OnLongClick(int i) {mAdapter.removeData(i);}});}}

GridAdapter

package com.zjh.administrat.recycleviewdemo.grid;import android.support.annotation.NonNull;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;import com.zjh.administrat.recycleviewdemo.Linear.LinearAdapter;
import com.zjh.administrat.recycleviewdemo.R;
import com.zjh.administrat.recycleviewdemo.bean.User;import java.util.ArrayList;
import java.util.List;public class GridAdapter extends RecyclerView.Adapter<GridAdapter.ViewHolder>{private List<User> mDatas;public GridAdapter() {this.mDatas = new ArrayList<>();}public void setDatas(User user) {if (user != null){mDatas.add(user);}}//添加数据public void addDatas(int i, User user) {mDatas.add(i, user);notifyItemInserted(i);}/*** 移除数据*/public void removeData(int i) {mDatas.remove(i);//必须使用notifyItemRemoved 才能加载移除动画notifyItemRemoved(i);}public class ViewHolder extends RecyclerView.ViewHolder {public final TextView title;public final ImageView avatar;public final LinearLayout linearLayout;public ViewHolder(@NonNull View itemView) {super(itemView);title = itemView.findViewById(R.id.recycle_grid_text);avatar = itemView.findViewById(R.id.recycle_grid_image);linearLayout = itemView.findViewById(R.id.grid_Linear_layout);}}@NonNull@Overridepublic GridAdapter.ViewHolder onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) {View view = LayoutInflater.from(viewGroup.getContext()).inflate(R.layout.item_recycle_grid, viewGroup, false);return new ViewHolder(view);}@Overridepublic void onBindViewHolder(@NonNull GridAdapter.ViewHolder viewHolder, final int i) {User user = mDatas.get(i);viewHolder.title.setText(user.getName());//点击点击---------------viewHolder.linearLayout.setOnClickListener(new View.OnClickListener() {@Overridepublic void onClick(View v) {if (mClick != null){mClick.OnClick(i);}}});//长按长按-------------viewHolder.linearLayout.setOnLongClickListener(new View.OnLongClickListener() {@Overridepublic boolean onLongClick(View v) {if(mClick != null){mClick.OnLongClick(i);}return true;}});}@Overridepublic int getItemCount() {return mDatas.size();}//成员变量Click mClick;//set方法public void setClickLinear(Click click){mClick = click;}//定义一个接口public interface Click{void OnClick(int i);void OnLongClick(int i);}}

CustomDecoration

package com.zjh.administrat.recycleviewdemo.decoration;import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Rect;
import android.graphics.drawable.Drawable;
import android.support.v4.content.ContextCompat;
import android.support.v7.widget.RecyclerView;
import android.view.View;import com.zjh.administrat.recycleviewdemo.R;public class CustomDecoration extends RecyclerView.ItemDecoration {private Drawable mDivider;public CustomDecoration(Context context) {//在构造方法中，讲分割线的样子拿到mDivider = ContextCompat.getDrawable(context, R.drawable.recycler_divider);}@Overridepublic void onDraw(Canvas c, RecyclerView parent, RecyclerView.State state) {//画垂直和水平的两种分割线drawHorizontal(c, parent);drawVertical(c, parent);}public void drawHorizontal(Canvas c, RecyclerView parent) {int childCount = parent.getChildCount();//拿到所有孩子//根据孩子的坐标位置，计算我们的要画的分割线的位置，然后画for (int i = 0; i < childCount; i++) {final View child = parent.getChildAt(i);final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child.getLayoutParams();final int left = child.getLeft() - params.leftMargin;final int right = child.getRight() + params.rightMargin+ mDivider.getIntrinsicWidth();final int top = child.getBottom() + params.bottomMargin;final int bottom = top + mDivider.getIntrinsicHeight();mDivider.setBounds(left, top, right, bottom);mDivider.draw(c);}}public void drawVertical(Canvas c, RecyclerView parent) {final int childCount = parent.getChildCount();for (int i = 0; i < childCount; i++) {final View child = parent.getChildAt(i);final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child.getLayoutParams();final int top = child.getTop() - params.topMargin;final int bottom = child.getBottom() + params.bottomMargin;final int left = child.getRight() + params.rightMargin;final int right = left + mDivider.getIntrinsicWidth();mDivider.setBounds(left, top, right, bottom);mDivider.draw(c);}}@Overridepublic void getItemOffsets(Rect outRect, int itemPosition,RecyclerView parent) {outRect.set(0, 0, mDivider.getIntrinsicWidth(),mDivider.getIntrinsicHeight());}
}

activity_grid.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayoutxmlns: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"android:padding="5dp"tools:context=".grid.GridActivity"><android.support.v7.widget.RecyclerViewandroid:id="@+id/recyclerView"android:layout_width="match_parent"android:layout_height="wrap_content"android:layout_weight="9"/><Buttonandroid:id="@+id/recycler_grid_add"android:layout_width="match_parent"android:layout_height="wrap_content"android:text="ADD A SQUARE"android:textSize="30sp"android:background="#44dc"android:layout_weight="1"android:alpha="0.3"/></LinearLayout>

item_grid_recycle.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayoutxmlns:android="http://schemas.android.com/apk/res/android"android:layout_width="match_parent"android:layout_height="wrap_content"android:padding="5dp"android:id="@+id/grid_Linear_layout"android:orientation="horizontal"><ImageViewandroid:id="@+id/recycle_grid_image"android:layout_width="80dp"android:layout_height="80dp"android:src="@drawable/timg" /><TextViewandroid:id="@+id/recycle_grid_text"android:layout_width="match_parent"android:layout_height="80dp"android:textSize="20sp"android:gravity="center"android:textColor="#f00"/></LinearLayout>

drawable中shape.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"android:shape="rectangle"><!--画一个渐变色--><gradientandroid:startColor="#f00f00"android:centerColor="#00f00f"android:endColor="#f00f"android:type="linear" /><sizeandroid:height="5dp"android:width="5dp"/>
</shape>

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RecycledView三种Linear，Grid，Staggered

GridActivity（其他类似）

GridAdapter

CustomDecoration

activity_grid.xml

item_grid_recycle.xml

drawable中shape.xml

RecycledView三种Linear，Grid，Staggered相关推荐

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