主Acitivity Kotlin 代码: 代码语言:javascript 代码运行次数:0 运行 代码语言:javascript 代码运行次数:0 运行 AI代码解释 package com.example.recyclerview2 import android.app.Activity import android.content.Context import androidx.appcompat.app.AppCompatActivity import android.os.Bundle import android.view.La...
import android.support.v7.widget.LinearLayoutManager import android.view.Window import android.view.WindowManager import android.widget.LinearLayout import kotlinx.android.synthetic.main.activity_main.* import net.simplifiedcoding.recyclerviewexample.CustomAdapter class MainActivity : Activity() { override fun...
"bmp", File("logo3.bmp")); } /** * public inline fun <T> T.apply(block: T.() -> Unit): T { * contract { * callsInPlace(block, InvocationKind.EXACTLY_ONCE) * } * block() * return this * }
private fun calculateCriticalPoint() { (binding.rvExampleDataContainerVertical.layoutManager as? LinearLayoutManager)?.let { linearLayoutManager -> // 可视Item数量 val visibleItemCount = linearLayoutManager.findLastVisibleItemPosition() - linearLayoutManager.findFirstVisibleItemPosition() // 临界点位置 ...
To create a RecyclerView adapter in Kotlin, you will need to create a class that extends the RecyclerView.Adapter class. This class will be responsible for creating the views for each item in the list and binding the data to them. Here is an example of a basic RecyclerView adapter class: ...
Application name: Horizontal RecyclerView Android Example. Company domain: androidride.com Check to includeKotlin support. Select minimum SDK:API 15 – Android 4.0.3 (Ice Cream Sandwich)and clickNext. Next dialog, SelectEmpty Activityand clickNext. ...
Welcome, Here we are going to learn about Android’s RecyclerView. When we need a list of lots of data to display on screen we use RecyclerView. Why the name is RecyclerView? We all had seen some kind of list in the app which we are using daily, Let’s take an example of WhatsApp...
Subclassing LayoutManager is not for rookies at all, and we will have to rely on community to achieve RecyclerView full potential. Along with the example, I will be uploading in short time an implementation for GridView. I think the key behind this is to create a BaseLayoutManager from Linea...
// as you specify a parent activity in AndroidManifest.xml. int id = item.getItemId(); //noinspection SimplifiableIfStatement if (id == R.id.action_settings) { return true; } return super.onOptionsItemSelected(item); } } 这是我的Adapter: ...
type="com.example.simplecountdowntimer.game.GameViewModel" /> </data> <androidx.constraintlayout.widget.ConstraintLayout android:id="@+id/constraint_layout" android:layout_width="match_parent" android:layout_height="match_parent" tools:context=".MainActivity"> ...