webserveis

import android.Manifest
import android.app.AppOpsManager
import android.app.usage.StorageStats
import android.app.usage.StorageStatsManager
import android.content.Context
import android.content.Intent
import android.content.pm.PackageManager
import android.os.Build
import android.os.Bundle
import android.os.Process

webserveis

package app.webserveis.testlist

import android.os.Bundle
import android.util.Log
import android.view.Menu
import android.view.MenuItem
import android.view.View
import android.widget.Toast
import androidx.appcompat.app.AppCompatActivity
import androidx.recyclerview.widget.LinearLayoutManager

webserveis

Splash Screen en Android

Crear una pantalla de bienvenida (splashscreen) para nuestras apps

Recursos

Icono de la palicación app\src\main\res\mipmap-xhdpi\ic_launcher.png Crear una fondo de pantalla de tamaño 720x1280 (xhdpi) Escoger un color de fondo, por ejemplo #465f7e Centrar el icono a la imágen y guardarla en app\src\main\res\drawable-xhdpi\splashscreen.png

Preparativos

webserveis

import android.content.Context
import android.os.Bundle
import android.widget.Toast
import androidx.annotation.IdRes
import androidx.annotation.StringRes
import androidx.navigation.NavController
import androidx.navigation.NavOptions
import androidx.navigation.Navigator

webserveis

class MainActivity : AppCompatActivity() {

    companion object {
        val TAG: String = MainActivity::class.java.simpleName
    }

    private val mViewModel: MyViewModel by lazy {
        ViewModelProviders.of(this).get(MyViewModel::class.java)
    }

webserveis

abstract class BaseViewHolder<T>(itemView: View) : RecyclerView.ViewHolder(itemView) {
    abstract fun bind(item: T)
}

webserveis

val mAdapter = MySimpleAdapter(dummyData())
recycler_view.setHasFixedSize(true)
recycler_view.layoutManager = LinearLayoutManager(this, LinearLayoutManager.VERTICAL, false)
recycler_view.adapter = mAdapter

mAdapter.setOnItemClickListener(object : MySimpleAdapter.ClickListener {
    override fun onItemClick(v: View, position: Int) {

        Log.v(TAG, "onItemClick ${position}")

webserveis

initRecyclerView()
...
private fun initRecyclerView() {
  val mAdapter = MySimpleAdapter(dummyData())
  recycler_view.setHasFixedSize(true)
  recycler_view.layoutManager = LinearLayoutManager(this, LinearLayoutManager.VERTICAL, false)
  recycler_view.adapter = mAdapter
}

    private fun dummyData() = listOf(

webserveis

class MainActivity : AppCompatActivity() {

    companion object {
        val TAG: String = MainActivity::class.java.simpleName
    }

    private val mViewModel: IpInfoViewModel by lazy {
        ViewModelProviders.of(this).get(IpInfoViewModel::class.java)
    }

webserveis

package com.webserveis.batterycheck

import android.content.BroadcastReceiver
import android.content.Context
import android.content.Intent
import android.content.IntentFilter
import android.os.BatteryManager
import android.os.Build
import android.os.Bundle
import android.util.Log