本文实例为大家分享了RecyclerView实现滑动删除的具体代码，供大家参考，具体内容如下

package com.example.demo;

import androidx.annotation.NonNull;

import androidx.appcompat.app.AppCompatActivity;

import androidx.recyclerview.widget.ItemTouchHelper;

import androidx.recyclerview.widget.LinearLayoutManager;

import androidx.recyclerview.widget.RecyclerView;

import android.graphics.Canvas;

import android.os.Bundle;

import android.util.Log;

import android.view.LayoutInflater;

import android.view.View;

import android.view.ViewGroup;

import android.widget.LinearLayout;

import android.widget.TextView;

import java.util.ArrayList;

import java.util.List;

/**

* @author Huang xudong

* @date 2020/7/26

*/

public class MainActivity extends AppCompatActivity {

private RecyclerView recyclerView;

private List list=new ArrayList();

class MyAdpter extends RecyclerView.Adapter{

class ViewHolder extends RecyclerView.ViewHolder{

private TextView textView;

private LinearLayout linearLayout;

public ViewHolder(@NonNull View itemView) {

super(itemView);

linearLayout=itemView.findViewById(R.id.ll_main);

textView=itemView.findViewById(R.id.tv_main);

}

}

@NonNull

@Override

public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {

View inflate = LayoutInflater.from(getApplicationContext()).inflate(R.layout.item_demo,parent, false);

return new ViewHolder(inflate);

}

@Override

public void onBindViewHolder(@NonNull ViewHolder holder, int position) {

}

@Override

public int getItemCount() {

return list.size();

}

}

class CallBack extends ItemTouchHelper.Callback{

@Override

public int getMovementFlags(@NonNull RecyclerView recyclerView, @NonNull RecyclerView.ViewHolder viewHolder) {

return makeMovementFlags(0,ItemTouchHelper.LEFT);

}

@Override

public boolean onMove(@NonNull RecyclerView recyclerView, @NonNull RecyclerView.ViewHolder viewHolder, @NonNull RecyclerView.ViewHolder target) {

return false;

}

@Override

public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int direction) {

/**

* call max distance start onSwiped call

*/

}

@Override

public void onChildDraw(@NonNull Canvas c, @NonNull RecyclerView recyclerView, @NonNull RecyclerView.ViewHolder viewHolder, float dX, float dY, int actionState, boolean isCurrentlyActive) {

if (actionState==ItemTouchHelper.ACTION_STATE_SWIPE){

/**

* get {@link TextView#getWidth()}

*/

ViewGroup viewGroup= (ViewGroup) viewHolder.itemView;

TextView textView = (TextView) viewGroup.getChildAt(1);

ViewGroup.LayoutParams layoutParams = textView.getLayoutParams();

if (Math.abs(dX)<=layoutParams.width){

/**

* move {@link RecyclerView.ViewHolder} distance

*/

viewHolder.itemView.scrollTo((int) -dX,0);

/**

* callAction or register click bind view

*/

}

}

}

}

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

recyclerView=findViewById(R.id.rv_main);

list.add(1);

list.add("2");

MyAdpter myAdpter=new MyAdpter();

LinearLayoutManager linearLayoutManager=new LinearLayoutManager(getApplicationContext());

linearLayoutManager.setOrientation(RecyclerView.VERTICAL);

recyclerView.setLayoutManager(linearLayoutManager);

recyclerView.setAdapter(myAdpter);

ItemTouchHelper itemTouchHelper=new ItemTouchHelper(new CallBack());

itemTouchHelper.attachToRecyclerView(recyclerView);

}

}

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"

tools:context=".MainActivity">

android:id="@+id/rv_main"

app:layout_constraintLeft_toLeftOf="parent"

app:layout_constraintRight_toRightOf="parent"

app:layout_constraintTop_toTopOf="parent"

app:layout_constraintBottom_toBottomOf="parent"

android:layout_width="0dp"

android:layout_height="0dp">

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:paddingBottom="10dp"

xmlns:app="http://schemas.android.com/apk/res-auto">

android:id="@+id/ll_main"

android:background="@color/colorPrimaryDark"

app:layout_constraintTop_toTopOf="parent"

app:layout_constraintLeft_toLeftOf="parent"

app:layout_constraintRight_toRightOf="parent"

android:layout_width="0dp"

android:layout_height="200dp"

android:orientation="horizontal">

android:textColor="#ffffff"

android:gravity="center"

android:id="@+id/tv_main"

android:textSize="34sp"

android:text="删 除"

android:background="@color/colorAccent"

app:layout_constraintLeft_toRightOf="@id/ll_main"

app:layout_constraintTop_toTopOf="@id/ll_main"

app:layout_constraintBottom_toBottomOf="@id/ll_main"

android:layout_width="180dp"

android:layout_height="0dp">

效果图：

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持脚本之家。