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191 lines
6.2 KiB
Kotlin
191 lines
6.2 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
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import androidx.core.view.isVisible
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import androidx.recyclerview.widget.LinearLayoutManager
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import androidx.recyclerview.widget.SimpleItemAnimator
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import kotlinx.android.synthetic.main.component_history.*
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import kotlinx.android.synthetic.main.component_history.view.*
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import kotlinx.android.synthetic.main.recently_closed_nav_item.*
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import mozilla.components.support.base.feature.UserInteractionHandler
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import org.mozilla.fenix.R
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import org.mozilla.fenix.ext.components
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import org.mozilla.fenix.library.LibraryPageView
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import org.mozilla.fenix.selection.SelectionInteractor
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import org.mozilla.fenix.theme.ThemeManager
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/**
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* Interface for the HistoryViewInteractor. This interface is implemented by objects that want
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* to respond to user interaction on the HistoryView
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*/
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interface HistoryViewInteractor : SelectionInteractor<HistoryItem> {
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/**
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* Called on backpressed to exit edit mode
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*/
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fun onBackPressed(): Boolean
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/**
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* Called when the mode is switched so we can invalidate the menu
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*/
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fun onModeSwitched()
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/**
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* Copies the URL of a history item to the copy-paste buffer.
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*
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* @param item the history item to copy the URL from
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*/
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fun onCopyPressed(item: HistoryItem)
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/**
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* Opens the share sheet for a history item.
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*
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* @param item the history item to share
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*/
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fun onSharePressed(item: HistoryItem)
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/**
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* Opens a history item in a new tab.
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*
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* @param item the history item to open in a new tab
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*/
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fun onOpenInNormalTab(item: HistoryItem)
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/**
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* Opens a history item in a private tab.
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*
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* @param item the history item to open in a private tab
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*/
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fun onOpenInPrivateTab(item: HistoryItem)
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/**
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* Called when delete all is tapped
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*/
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fun onDeleteAll()
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/**
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* Called when multiple history items are deleted
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* @param items the history items to delete
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*/
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fun onDeleteSome(items: Set<HistoryItem>)
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/**
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* Called when the user requests a sync of the history
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*/
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fun onRequestSync()
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/**
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* Called when the user clicks on recently closed tab button.
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*/
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fun onRecentlyClosedClicked()
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}
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/**
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* View that contains and configures the History List
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*/
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class HistoryView(
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container: ViewGroup,
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val interactor: HistoryInteractor
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) : LibraryPageView(container), UserInteractionHandler {
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val view: View = LayoutInflater.from(container.context)
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.inflate(R.layout.component_history, container, true)
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var mode: HistoryFragmentState.Mode = HistoryFragmentState.Mode.Normal
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private set
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val historyAdapter = HistoryAdapter(interactor)
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private val layoutManager = LinearLayoutManager(container.context)
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init {
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view.history_list.apply {
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layoutManager = this@HistoryView.layoutManager
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adapter = historyAdapter
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(itemAnimator as SimpleItemAnimator).supportsChangeAnimations = false
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}
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val primaryTextColor =
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ThemeManager.resolveAttribute(R.attr.primaryText, context)
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view.swipe_refresh.setColorSchemeColors(primaryTextColor)
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view.swipe_refresh.setOnRefreshListener {
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interactor.onRequestSync()
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view.history_list.scrollToPosition(0)
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}
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}
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fun update(state: HistoryFragmentState) {
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val oldMode = mode
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view.progress_bar.isVisible = state.isDeletingItems
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view.swipe_refresh.isRefreshing = state.mode === HistoryFragmentState.Mode.Syncing
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view.swipe_refresh.isEnabled =
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state.mode === HistoryFragmentState.Mode.Normal || state.mode === HistoryFragmentState.Mode.Syncing
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mode = state.mode
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historyAdapter.updatePendingDeletionIds(state.pendingDeletionIds)
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updateEmptyState(state.pendingDeletionIds.size != historyAdapter.currentList?.size)
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historyAdapter.updateMode(state.mode)
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val first = layoutManager.findFirstVisibleItemPosition()
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val last = layoutManager.findLastVisibleItemPosition() + 1
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historyAdapter.notifyItemRangeChanged(first, last - first)
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if (state.mode::class != oldMode::class) {
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interactor.onModeSwitched()
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}
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if (state.mode is HistoryFragmentState.Mode.Editing) {
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val unselectedItems = oldMode.selectedItems - state.mode.selectedItems
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state.mode.selectedItems.union(unselectedItems).forEach { item ->
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historyAdapter.notifyItemChanged(item.id)
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}
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}
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when (val mode = state.mode) {
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is HistoryFragmentState.Mode.Normal -> {
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setUiForNormalMode(
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context.getString(R.string.library_history)
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)
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}
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is HistoryFragmentState.Mode.Editing -> {
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setUiForSelectingMode(
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context.getString(R.string.history_multi_select_title, mode.selectedItems.size)
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)
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}
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}
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}
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fun updateEmptyState(userHasHistory: Boolean) {
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history_list.isVisible = userHasHistory
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history_empty_view.isVisible = !userHasHistory
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recently_closed_nav_empty.apply {
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setOnClickListener {
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interactor.onRecentlyClosedClicked()
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}
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val numRecentTabs = view.context.components.core.store.state.closedTabs.size
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recently_closed_tabs_description.text = String.format(
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view.context.getString(
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if (numRecentTabs == 1)
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R.string.recently_closed_tab else R.string.recently_closed_tabs
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), numRecentTabs
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)
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isVisible = !userHasHistory
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}
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if (!userHasHistory) {
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history_empty_view.announceForAccessibility(context.getString(R.string.history_empty_message))
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}
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}
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override fun onBackPressed(): Boolean {
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return interactor.onBackPressed()
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}
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}
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