Pasar de kotlin a Java
Publicado por Alberto (2 intervenciones) el 22/11/2021 01:29:40
Hola buenas, me podrian ayudar a pasar un pedazo de codigo de Kotlin a Java, por favor
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package com.example.GoogleCalendar
import android.content.Context
import android.util.AttributeSet
import android.view.MotionEvent
import android.view.View
import androidx.core.view.ViewCompat
class MyRecyclerView @JvmOverloads constructor(context: Context, attrs: AttributeSet? = null, defStyle: Int = 0) : androidx.recyclerview.widget.RecyclerView(context, attrs, defStyle) {
private var mAppBarTracking: AppBarTracking? = null
private var mView: View? = null
private var mTopPos: Int = 0
private var lastev: Float = 0f;
private var current: Int = 0
private var mLayoutManager: androidx.recyclerview.widget.LinearLayoutManager? = null
interface AppBarTracking {fun isAppBarIdle(): Boolean
fun isAppBarExpanded(): Boolean
fun isAppBarClosed(): Boolean
fun appbaroffset(): Int
}override fun dispatchTouchEvent(ev: MotionEvent?): Boolean {
if (ev!!.action == MotionEvent.ACTION_MOVE) {
} else {
if (mAppBarTracking!!.isAppBarExpanded())
current = mLayoutManager!!.findFirstVisibleItemPosition();
}return super.dispatchTouchEvent(ev);
}override fun dispatchNestedPreScroll(dx: Int, dy: Int, consumed: IntArray?, offsetInWindow: IntArray?, type: Int): Boolean {
if (type == ViewCompat.TYPE_NON_TOUCH && mAppBarTracking!!.isAppBarIdle()
&& isNestedScrollingEnabled) {
if (dy > 0) {
if (mAppBarTracking!!.isAppBarExpanded()) {
consumed!![1] = dy
return true
}} else {
mView = mLayoutManager!!.findViewByPosition(mAppBarTracking!!.appbaroffset())
if (mView != null) {
consumed!![1] = dy - mView!!.top + MainActivity.topspace
}return true
} }if (dy < 0 && type == ViewCompat.TYPE_TOUCH && mAppBarTracking!!.isAppBarExpanded()) {
consumed!![1] = dy
return true
}val returnValue = super.dispatchNestedPreScroll(dx, dy, consumed, offsetInWindow, type)
if (offsetInWindow != null && !isNestedScrollingEnabled && offsetInWindow[1] != 0) {
offsetInWindow[1] = 0
}return returnValue
}override fun setLayoutManager(layout: LayoutManager?) {
super.setLayoutManager(layout)
mLayoutManager = layoutManager as androidx.recyclerview.widget.LinearLayoutManager
}fun setAppBarTracking(appBarTracking: AppBarTracking) {
mAppBarTracking = appBarTracking }}Valora esta pregunta
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