73 lines
2.6 KiB
Kotlin
73 lines
2.6 KiB
Kotlin
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.fenix.tabtray
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import android.view.LayoutInflater
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import android.view.ViewGroup
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import android.widget.CheckedTextView
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import androidx.annotation.VisibleForTesting
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import androidx.core.content.ContextCompat
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import androidx.recyclerview.widget.RecyclerView
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import mozilla.components.support.ktx.android.util.dpToPx
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import org.mozilla.fenix.R
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internal class CollectionsAdapter(
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private val collections: Array<String>,
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private val onNewCollectionClicked: () -> Unit
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) : RecyclerView.Adapter<CollectionsAdapter.CollectionItemViewHolder>() {
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@VisibleForTesting
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internal var checkedPosition = 1
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class CollectionItemViewHolder(val textView: CheckedTextView) :
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RecyclerView.ViewHolder(textView)
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override fun onCreateViewHolder(
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parent: ViewGroup,
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viewType: Int
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): CollectionItemViewHolder {
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val textView = LayoutInflater.from(parent.context)
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.inflate(R.layout.collection_dialog_list_item, parent, false) as CheckedTextView
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return CollectionItemViewHolder(textView)
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}
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override fun onBindViewHolder(holder: CollectionItemViewHolder, position: Int) {
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if (position == 0) {
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val displayMetrics = holder.textView.context.resources.displayMetrics
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holder.textView.setPadding(NEW_COLLECTION_PADDING_START.dpToPx(displayMetrics), 0, 0, 0)
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holder.textView.compoundDrawablePadding =
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NEW_COLLECTION_DRAWABLE_PADDING.dpToPx(displayMetrics)
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holder.textView.setCompoundDrawablesWithIntrinsicBounds(
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ContextCompat.getDrawable(
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holder.textView.context,
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R.drawable.ic_new
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), null, null, null
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)
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} else {
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holder.textView.isChecked = checkedPosition == position
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}
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holder.textView.setOnClickListener {
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if (position == 0) {
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onNewCollectionClicked()
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} else if (checkedPosition != position) {
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notifyItemChanged(position)
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notifyItemChanged(checkedPosition)
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checkedPosition = position
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}
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}
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holder.textView.text = collections[position]
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}
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override fun getItemCount() = collections.size
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fun getSelectedCollection() = checkedPosition - 1
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companion object {
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private const val NEW_COLLECTION_PADDING_START = 24
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private const val NEW_COLLECTION_DRAWABLE_PADDING = 28
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}
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}
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