272 lines
9.4 KiB
Kotlin
272 lines
9.4 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.content.Context
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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.cardview.widget.CardView
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import androidx.core.content.ContextCompat
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import androidx.core.view.isVisible
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import com.google.android.material.bottomsheet.BottomSheetBehavior
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import com.google.android.material.tabs.TabLayout
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import kotlinx.android.extensions.LayoutContainer
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import kotlinx.android.synthetic.main.component_tabstray.*
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import kotlinx.android.synthetic.main.component_tabstray.view.*
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import kotlinx.android.synthetic.main.component_tabstray_fab.view.*
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import mozilla.components.browser.menu.BrowserMenuBuilder
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import mozilla.components.browser.menu.item.SimpleBrowserMenuItem
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import mozilla.components.browser.state.selector.normalTabs
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import mozilla.components.browser.state.selector.privateTabs
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import mozilla.components.browser.state.state.BrowserState
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import mozilla.components.browser.state.state.TabSessionState
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import mozilla.components.browser.tabstray.BrowserTabsTray
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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.tabs.tabstray.TabsFeature
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import org.mozilla.fenix.R
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import org.mozilla.fenix.ext.components
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interface TabTrayInteractor {
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fun onTabClosed(tab: Tab)
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fun onTabSelected(tab: Tab)
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fun onNewTabTapped(private: Boolean)
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fun onTabTrayDismissed()
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fun onShareTabsClicked(private: Boolean)
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fun onSaveToCollectionClicked()
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fun onCloseAllTabsClicked(private: Boolean)
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}
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/**
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* View that contains and configures the BrowserAwesomeBar
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*/
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class TabTrayView(
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private val container: ViewGroup,
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private val interactor: TabTrayInteractor,
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private val isPrivate: Boolean,
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private val startingInLandscape: Boolean
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) : LayoutContainer, TabsTray.Observer, TabLayout.OnTabSelectedListener {
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val fabView = LayoutInflater.from(container.context)
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.inflate(R.layout.component_tabstray_fab, container, true)
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val view = LayoutInflater.from(container.context)
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.inflate(R.layout.component_tabstray, container, true)
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val isPrivateModeSelected: Boolean get() = view.tab_layout.selectedTabPosition == PRIVATE_TAB_ID
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private val behavior = BottomSheetBehavior.from(view.tab_wrapper)
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private var tabsFeature: TabsFeature
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private var tabTrayItemMenu: TabTrayItemMenu
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private var hasLoaded = false
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override val containerView: View?
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get() = container
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init {
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toggleFabText(isPrivate)
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behavior.addBottomSheetCallback(object : BottomSheetBehavior.BottomSheetCallback() {
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override fun onSlide(bottomSheet: View, slideOffset: Float) {
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if (slideOffset >= SLIDE_OFFSET) {
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fabView.new_tab_button.show()
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} else {
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fabView.new_tab_button.hide()
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}
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}
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override fun onStateChanged(bottomSheet: View, newState: Int) {
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if (newState == BottomSheetBehavior.STATE_HIDDEN) {
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interactor.onTabTrayDismissed()
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}
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}
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})
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val selectedTabIndex = if (!isPrivate) {
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DEFAULT_TAB_ID
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} else {
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PRIVATE_TAB_ID
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}
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view.tab_layout.getTabAt(selectedTabIndex)?.also {
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view.tab_layout.selectTab(it, true)
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}
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view.tab_layout.addOnTabSelectedListener(this)
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tabsFeature = TabsFeature(
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view.tabsTray,
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view.context.components.core.store,
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view.context.components.useCases.tabsUseCases,
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view.context.components.useCases.thumbnailUseCases,
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{ it.content.private == isPrivate },
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{ }
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)
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val tabs = if (isPrivate) {
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view.context.components.core.store.state.privateTabs
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} else {
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view.context.components.core.store.state.normalTabs
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}
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val selectedBrowserTabIndex = tabs
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.indexOfFirst { it.id == view.context.components.core.store.state.selectedTabId }
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if (tabs.size > EXPAND_AT_SIZE || startingInLandscape) {
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expand()
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}
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behavior.setExpandedOffset(view.context.resources.getDimension(R.dimen.tab_tray_top_offset).toInt())
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(view.tabsTray as? BrowserTabsTray)?.also { tray ->
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TabsTouchHelper(tray.tabsAdapter).attachToRecyclerView(tray)
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(tray.tabsAdapter as? FenixTabsAdapter)?.also { adapter ->
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adapter.onTabsUpdated = {
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if (!hasLoaded) {
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hasLoaded = true
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tray.layoutManager?.scrollToPosition(selectedBrowserTabIndex)
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}
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}
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}
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}
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tabTrayItemMenu = TabTrayItemMenu(view.context, { view.tab_layout.selectedTabPosition == 0 }) {
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when (it) {
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is TabTrayItemMenu.Item.ShareAllTabs -> interactor.onShareTabsClicked(
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isPrivateModeSelected
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)
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is TabTrayItemMenu.Item.SaveToCollection -> interactor.onSaveToCollectionClicked()
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is TabTrayItemMenu.Item.CloseAllTabs -> interactor.onCloseAllTabsClicked(
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isPrivateModeSelected
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)
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}
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}
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view.tab_tray_overflow.setOnClickListener {
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tabTrayItemMenu.menuBuilder
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.build(view.context)
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.show(anchor = it)
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.also { pu ->
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(pu.contentView as? CardView)?.setCardBackgroundColor(ContextCompat.getColor(
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view.context,
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R.color.foundation_normal_theme
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))
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}
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}
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fabView.new_tab_button.setOnClickListener {
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interactor.onNewTabTapped(isPrivateModeSelected)
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}
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tabsTray.register(this)
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tabsFeature.start()
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}
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fun expand() {
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behavior.state = BottomSheetBehavior.STATE_EXPANDED
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}
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override fun onTabSelected(tab: Tab) {
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interactor.onTabSelected(tab)
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}
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override fun onTabSelected(tab: TabLayout.Tab?) {
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// We need a better way to determine which tab was selected.
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val filter: (TabSessionState) -> Boolean = when (tab?.position) {
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1 -> { state -> state.content.private }
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else -> { state -> !state.content.private }
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}
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toggleFabText(isPrivateModeSelected)
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tabsFeature.filterTabs(filter)
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updateState(view.context.components.core.store.state)
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}
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fun updateState(state: BrowserState) {
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view.let {
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val hasNoTabs = if (isPrivateModeSelected) {
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state.privateTabs.isEmpty()
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} else {
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state.normalTabs.isEmpty()
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}
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view.tab_tray_empty_view.isVisible = hasNoTabs
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if (hasNoTabs) {
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view.tab_tray_empty_view.text = if (isPrivateModeSelected) {
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view.context.getString(R.string.no_private_tabs_description)
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} else {
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view.context?.getString(R.string.no_open_tabs_description)
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}
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}
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view.tab_tray_overflow.isVisible = !hasNoTabs
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}
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}
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override fun onTabClosed(tab: Tab) {
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interactor.onTabClosed(tab)
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}
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override fun onTabReselected(tab: TabLayout.Tab?) { /*noop*/ }
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override fun onTabUnselected(tab: TabLayout.Tab?) { /*noop*/ }
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fun toggleFabText(private: Boolean) {
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if (private) {
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fabView.new_tab_button.extend()
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fabView.new_tab_button.contentDescription = view.context.resources.getString(R.string.add_private_tab)
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} else {
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fabView.new_tab_button.shrink()
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fabView.new_tab_button.contentDescription = view.context.resources.getString(R.string.add_tab)
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}
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}
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companion object {
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private const val DEFAULT_TAB_ID = 0
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private const val PRIVATE_TAB_ID = 1
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private const val EXPAND_AT_SIZE = 3
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private const val SLIDE_OFFSET = 0
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}
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}
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class TabTrayItemMenu(
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private val context: Context,
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private val shouldShowSaveToCollection: () -> Boolean,
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private val onItemTapped: (Item) -> Unit = {}
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) {
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sealed class Item {
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object ShareAllTabs : Item()
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object SaveToCollection : Item()
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object CloseAllTabs : Item()
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}
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val menuBuilder by lazy { BrowserMenuBuilder(menuItems) }
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private val menuItems by lazy {
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listOf(
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SimpleBrowserMenuItem(
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context.getString(R.string.tab_tray_menu_item_save),
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textColorResource = R.color.primary_text_normal_theme
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) {
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onItemTapped.invoke(Item.SaveToCollection)
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}.apply { visible = shouldShowSaveToCollection },
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SimpleBrowserMenuItem(
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context.getString(R.string.tab_tray_menu_item_share),
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textColorResource = R.color.primary_text_normal_theme
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) {
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onItemTapped.invoke(Item.ShareAllTabs)
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},
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SimpleBrowserMenuItem(
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context.getString(R.string.tab_tray_menu_item_close),
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textColorResource = R.color.primary_text_normal_theme
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) {
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onItemTapped.invoke(Item.CloseAllTabs)
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}
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)
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}
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}
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