52 lines
1.6 KiB
Kotlin
52 lines
1.6 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.library.history.viewholders
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import android.view.View
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import androidx.recyclerview.widget.RecyclerView
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import kotlinx.android.synthetic.main.delete_history_button.view.*
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import org.mozilla.fenix.R
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import org.mozilla.fenix.library.history.HistoryInteractor
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import org.mozilla.fenix.library.history.HistoryState
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class HistoryDeleteButtonViewHolder(
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view: View,
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historyInteractor: HistoryInteractor
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) : RecyclerView.ViewHolder(view) {
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private var mode: HistoryState.Mode? = null
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private val buttonView = view.delete_history_button
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init {
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buttonView.setOnClickListener {
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mode?.also {
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when (it) {
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is HistoryState.Mode.Normal -> historyInteractor.onDeleteAll()
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is HistoryState.Mode.Editing -> historyInteractor.onDeleteSome(it.selectedItems)
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}
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}
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}
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}
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fun bind(mode: HistoryState.Mode) {
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this.mode = mode
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buttonView.run {
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val isDeleting = mode is HistoryState.Mode.Deleting
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if (isDeleting || mode is HistoryState.Mode.Editing && mode.selectedItems.isNotEmpty()) {
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isEnabled = false
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alpha = DISABLED_ALPHA
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} else {
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isEnabled = true
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alpha = 1f
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}
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}
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}
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companion object {
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const val DISABLED_ALPHA = 0.4f
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const val LAYOUT_ID = R.layout.delete_history_button
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}
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}
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