218 lines
8.3 KiB
Kotlin
218 lines
8.3 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.View
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import android.view.accessibility.AccessibilityNodeInfo
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import android.widget.ImageButton
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import android.widget.ImageView
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import android.widget.TextView
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import androidx.annotation.VisibleForTesting
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import androidx.appcompat.widget.AppCompatImageButton
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import androidx.core.content.ContextCompat
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import mozilla.components.browser.state.state.MediaState
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import mozilla.components.browser.tabstray.TabViewHolder
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import mozilla.components.browser.tabstray.thumbnail.TabThumbnailView
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import mozilla.components.browser.toolbar.MAX_URI_LENGTH
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import mozilla.components.concept.tabstray.Tab
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import mozilla.components.concept.tabstray.TabsTray
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import mozilla.components.feature.media.ext.pauseIfPlaying
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import mozilla.components.feature.media.ext.playIfPaused
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import mozilla.components.support.base.observer.Observable
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import mozilla.components.support.images.ImageLoadRequest
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import mozilla.components.support.images.loader.ImageLoader
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import mozilla.components.support.ktx.kotlin.tryGetHostFromUrl
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import org.mozilla.fenix.R
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import org.mozilla.fenix.components.metrics.Event
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import org.mozilla.fenix.ext.components
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import org.mozilla.fenix.ext.increaseTapArea
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import org.mozilla.fenix.ext.removeAndDisable
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import org.mozilla.fenix.ext.removeTouchDelegate
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import org.mozilla.fenix.ext.showAndEnable
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import org.mozilla.fenix.ext.toTab
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import kotlin.math.max
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/**
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* A RecyclerView ViewHolder implementation for "tab" items.
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*/
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class TabTrayViewHolder(
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itemView: View,
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private val imageLoader: ImageLoader,
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val getSelectedTabId: () -> String? = { itemView.context.components.core.store.state.selectedTabId }
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) : TabViewHolder(itemView) {
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private val titleView: TextView = itemView.findViewById(R.id.mozac_browser_tabstray_title)
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private val closeView: AppCompatImageButton =
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itemView.findViewById(R.id.mozac_browser_tabstray_close)
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private val thumbnailView: TabThumbnailView =
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itemView.findViewById(R.id.mozac_browser_tabstray_thumbnail)
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@VisibleForTesting
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internal val urlView: TextView? = itemView.findViewById(R.id.mozac_browser_tabstray_url)
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private val playPauseButtonView: ImageButton = itemView.findViewById(R.id.play_pause_button)
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override var tab: Tab? = null
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/**
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* Displays the data of the given session and notifies the given observable about events.
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*/
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override fun bind(tab: Tab, isSelected: Boolean, observable: Observable<TabsTray.Observer>) {
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// This is a hack to workaround a bug in a-c.
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// https://github.com/mozilla-mobile/android-components/issues/7186
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val isSelected2 = tab.id == getSelectedTabId()
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this.tab = tab
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// Basic text
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updateTitle(tab)
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updateUrl(tab)
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updateCloseButtonDescription(tab.title)
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// Drawables and theme
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updateBackgroundColor(isSelected2)
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if (tab.thumbnail != null) {
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thumbnailView.setImageBitmap(tab.thumbnail)
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} else {
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loadIntoThumbnailView(thumbnailView, tab.id)
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}
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// Media state
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playPauseButtonView.increaseTapArea(PLAY_PAUSE_BUTTON_EXTRA_DPS)
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val session = itemView.context?.components?.core?.sessionManager?.findSessionById(tab.id)
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with(playPauseButtonView) {
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invalidate()
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when (session?.toTab(itemView.context)?.mediaState) {
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MediaState.State.PAUSED -> {
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showAndEnable()
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contentDescription =
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context.getString(R.string.mozac_feature_media_notification_action_play)
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setImageDrawable(
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androidx.appcompat.content.res.AppCompatResources.getDrawable(
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context,
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R.drawable.tab_tray_play_with_background
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)
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)
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}
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MediaState.State.PLAYING -> {
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showAndEnable()
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contentDescription =
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context.getString(R.string.mozac_feature_media_notification_action_pause)
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setImageDrawable(
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androidx.appcompat.content.res.AppCompatResources.getDrawable(
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context,
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R.drawable.tab_tray_pause_with_background
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)
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)
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}
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MediaState.State.NONE -> {
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removeTouchDelegate()
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removeAndDisable()
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}
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}
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}
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playPauseButtonView.setOnClickListener {
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val mState = session?.toTab(itemView.context)?.mediaState
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when (mState) {
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MediaState.State.PLAYING -> {
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itemView.context.components.analytics.metrics.track(Event.TabMediaPause)
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itemView.context.components.core.store.state.media.pauseIfPlaying()
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}
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MediaState.State.PAUSED -> {
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itemView.context.components.analytics.metrics.track(Event.TabMediaPlay)
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itemView.context.components.core.store.state.media.playIfPaused()
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}
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MediaState.State.NONE -> throw AssertionError(
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"Play/Pause button clicked without play/pause state."
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)
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}
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}
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itemView.setOnClickListener {
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observable.notifyObservers { onTabSelected(tab) }
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}
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closeView.setOnClickListener {
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observable.notifyObservers { onTabClosed(tab) }
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}
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}
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private fun updateTitle(tab: Tab) {
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val title = if (tab.title.isNotEmpty()) {
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tab.title
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} else {
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tab.url
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}
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titleView.text = title
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}
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private fun updateUrl(tab: Tab) {
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// Truncate to MAX_URI_LENGTH to prevent the UI from locking up for
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// extremely large URLs such as data URIs or bookmarklets. The same
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// is done in the toolbar and awesomebar:
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// https://github.com/mozilla-mobile/fenix/issues/1824
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// https://github.com/mozilla-mobile/android-components/issues/6985
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urlView?.text = tab.url.tryGetHostFromUrl().take(MAX_URI_LENGTH)
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}
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@VisibleForTesting
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internal fun updateBackgroundColor(isSelected: Boolean) {
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val color = if (isSelected) {
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R.color.tab_tray_item_selected_background_normal_theme
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} else {
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R.color.tab_tray_item_background_normal_theme
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}
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itemView.setBackgroundColor(
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ContextCompat.getColor(
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itemView.context,
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color
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)
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)
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}
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private fun updateCloseButtonDescription(title: String) {
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closeView.contentDescription =
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closeView.context.getString(R.string.close_tab_title, title)
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}
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private fun loadIntoThumbnailView(thumbnailView: ImageView, id: String) {
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val thumbnailSize = max(
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itemView.resources.getDimensionPixelSize(R.dimen.tab_tray_thumbnail_height),
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itemView.resources.getDimensionPixelSize(R.dimen.tab_tray_thumbnail_width)
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)
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imageLoader.loadIntoView(thumbnailView, ImageLoadRequest(id, thumbnailSize))
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}
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internal fun updateAccessibilityRowIndex(item: View, newIndex: Int) {
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item.setAccessibilityDelegate(object : View.AccessibilityDelegate() {
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override fun onInitializeAccessibilityNodeInfo(
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host: View?,
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info: AccessibilityNodeInfo?
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) {
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super.onInitializeAccessibilityNodeInfo(host, info)
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info?.let {
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info.collectionItemInfo = info.collectionItemInfo?.let { initialInfo ->
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AccessibilityNodeInfo.CollectionItemInfo.obtain(
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newIndex,
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initialInfo.rowSpan,
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initialInfo.columnIndex,
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initialInfo.columnSpan,
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false,
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initialInfo.isSelected
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)
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}
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}
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}
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})
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}
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companion object {
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private const val PLAY_PAUSE_BUTTON_EXTRA_DPS = 24
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}
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}
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