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fenix/app/src/main/java/org/mozilla/fenix/browser/BrowserFragment.kt

238 lines
10 KiB
Kotlin

/* This Source Code Form is subject to the terms of the Mozilla Public
License, v. 2.0. If a copy of the MPL was not distributed with this
file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.fenix.browser
import android.annotation.SuppressLint
import android.content.Context
import android.content.Intent
import android.os.Bundle
import android.preference.PreferenceManager
import android.view.Gravity
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.view.accessibility.AccessibilityManager
import androidx.appcompat.app.AppCompatActivity
import androidx.coordinatorlayout.widget.CoordinatorLayout
import androidx.core.content.ContextCompat
import androidx.fragment.app.Fragment
import androidx.navigation.Navigation
import kotlinx.android.synthetic.main.component_search.*
import kotlinx.android.synthetic.main.fragment_browser.view.*
import mozilla.components.browser.toolbar.behavior.BrowserToolbarBottomBehavior
import mozilla.components.feature.contextmenu.ContextMenuCandidate
import mozilla.components.feature.contextmenu.ContextMenuFeature
import mozilla.components.feature.customtabs.CustomTabsToolbarFeature
import mozilla.components.feature.downloads.DownloadsFeature
import mozilla.components.feature.prompts.PromptFeature
import mozilla.components.feature.session.SessionFeature
import mozilla.components.feature.session.SessionUseCases
import org.mozilla.fenix.DefaultThemeManager
import mozilla.components.support.base.feature.BackHandler
import mozilla.components.support.base.feature.ViewBoundFeatureWrapper
import org.mozilla.fenix.R
import org.mozilla.fenix.components.FindInPageIntegration
import org.mozilla.fenix.ext.requireComponents
import org.mozilla.fenix.ext.share
import org.mozilla.fenix.mvi.ActionBusFactory
import org.mozilla.fenix.mvi.getSafeManagedObservable
import org.mozilla.fenix.search.toolbar.SearchAction
import org.mozilla.fenix.search.toolbar.SearchState
import org.mozilla.fenix.search.toolbar.ToolbarComponent
import org.mozilla.fenix.search.toolbar.ToolbarIntegration
import org.mozilla.fenix.search.toolbar.ToolbarMenu
import org.mozilla.fenix.search.toolbar.ToolbarUIView
class BrowserFragment : Fragment(), BackHandler {
private lateinit var toolbarComponent: ToolbarComponent
private val sessionFeature = ViewBoundFeatureWrapper<SessionFeature>()
private val contextMenuFeature = ViewBoundFeatureWrapper<ContextMenuFeature>()
private val downloadsFeature = ViewBoundFeatureWrapper<DownloadsFeature>()
private val promptsFeature = ViewBoundFeatureWrapper<PromptFeature>()
private val findInPageIntegration = ViewBoundFeatureWrapper<FindInPageIntegration>()
private val customTabsToolbarFeature = ViewBoundFeatureWrapper<CustomTabsToolbarFeature>()
private val toolbarIntegration = ViewBoundFeatureWrapper<ToolbarIntegration>()
var sessionId: String? = null
override fun onCreateView(
inflater: LayoutInflater,
container: ViewGroup?,
savedInstanceState: Bundle?
): View? {
sessionId = BrowserFragmentArgs.fromBundle(arguments!!).sessionId
val view = inflater.inflate(R.layout.fragment_browser, container, false)
toolbarComponent = ToolbarComponent(
view.browserLayout,
ActionBusFactory.get(this), sessionId,
SearchState("", isEditing = false)
)
toolbarComponent.uiView.view.apply {
setBackgroundColor(ContextCompat.getColor(view.context,
DefaultThemeManager.resolveAttribute(R.attr.browserToolbarBackground, context)))
(layoutParams as CoordinatorLayout.LayoutParams).apply {
// Stop toolbar from collapsing if TalkBack is enabled
val accessibilityManager = context
?.getSystemService(Context.ACCESSIBILITY_SERVICE) as AccessibilityManager
if (!accessibilityManager.isEnabled) {
behavior = BrowserToolbarBottomBehavior(view.context, null)
}
gravity = Gravity.BOTTOM
height = (resources.displayMetrics.density * TOOLBAR_HEIGHT).toInt()
}
}
return view
}
@SuppressLint("CheckResult")
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
getSafeManagedObservable<SearchAction>()
.subscribe {
when (it) {
is SearchAction.ToolbarTapped -> Navigation.findNavController(toolbar)
.navigate(BrowserFragmentDirections.actionBrowserFragmentToSearchFragment(null))
is SearchAction.ToolbarMenuItemTapped -> handleToolbarItemInteraction(it)
}
}
}
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
super.onViewCreated(view, savedInstanceState)
(activity as AppCompatActivity).supportActionBar?.hide()
val sessionManager = requireComponents.core.sessionManager
contextMenuFeature.set(
feature = ContextMenuFeature(
requireFragmentManager(),
sessionManager,
ContextMenuCandidate.defaultCandidates(
requireContext(),
requireComponents.useCases.tabsUseCases,
view),
view.engineView),
owner = this,
view = view)
downloadsFeature.set(
feature = DownloadsFeature(
requireContext(),
sessionManager = sessionManager,
fragmentManager = childFragmentManager,
onNeedToRequestPermissions = { permissions ->
requestPermissions(permissions, REQUEST_CODE_DOWNLOAD_PERMISSIONS)
}),
owner = this,
view = view)
promptsFeature.set(
feature = PromptFeature(
fragment = this,
sessionManager = sessionManager,
fragmentManager = requireFragmentManager(),
onNeedToRequestPermissions = { permissions ->
requestPermissions(permissions, REQUEST_CODE_PROMPT_PERMISSIONS)
}),
owner = this,
view = view)
sessionFeature.set(
feature = SessionFeature(
sessionManager,
SessionUseCases(sessionManager),
view.engineView,
sessionId),
owner = this,
view = view)
findInPageIntegration.set(
feature = FindInPageIntegration(requireComponents.core.sessionManager, view.findInPageView),
owner = this,
view = view)
customTabsToolbarFeature.set(
feature = CustomTabsToolbarFeature(
sessionManager,
toolbar,
sessionId,
closeListener = { requireActivity().finish() }),
owner = this,
view = view)
toolbarIntegration.set(
feature = (toolbarComponent.uiView as ToolbarUIView).toolbarIntegration,
owner = this,
view = view)
}
@SuppressWarnings("ReturnCount")
override fun onBackPressed(): Boolean {
if (findInPageIntegration.onBackPressed()) return true
if (sessionFeature.onBackPressed()) return true
if (customTabsToolbarFeature.onBackPressed()) return true
return false
}
override fun onRequestPermissionsResult(requestCode: Int, permissions: Array<String>, grantResults: IntArray) {
when (requestCode) {
REQUEST_CODE_DOWNLOAD_PERMISSIONS -> downloadsFeature.withFeature {
it.onPermissionsResult(permissions, grantResults)
}
REQUEST_CODE_PROMPT_PERMISSIONS -> promptsFeature.withFeature {
it.onPermissionsResult(permissions, grantResults)
}
}
}
override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
promptsFeature.withFeature { it.onActivityResult(requestCode, resultCode, data) }
}
// This method triggers the complexity warning. However it's actually not that hard to understand.
@SuppressWarnings("ComplexMethod")
private fun handleToolbarItemInteraction(action: SearchAction.ToolbarMenuItemTapped) {
val sessionUseCases = requireComponents.useCases.sessionUseCases
when (action.item) {
is ToolbarMenu.Item.Back -> sessionUseCases.goBack.invoke()
is ToolbarMenu.Item.Forward -> sessionUseCases.goForward.invoke()
is ToolbarMenu.Item.Reload -> sessionUseCases.reload.invoke()
is ToolbarMenu.Item.Settings -> Navigation.findNavController(toolbar)
.navigate(BrowserFragmentDirections.actionBrowserFragmentToSettingsFragment())
is ToolbarMenu.Item.Library -> Navigation.findNavController(toolbar)
.navigate(BrowserFragmentDirections.actionBrowserFragmentToLibraryFragment())
is ToolbarMenu.Item.RequestDesktop -> sessionUseCases.requestDesktopSite.invoke(action.item.isChecked)
is ToolbarMenu.Item.Share -> requireComponents.core.sessionManager
.selectedSession?.url?.apply { requireContext().share(this) }
is ToolbarMenu.Item.NewPrivateTab -> {
PreferenceManager.getDefaultSharedPreferences(context)
.edit().putBoolean(context!!.getString(R.string.pref_key_private_mode),
!PreferenceManager.getDefaultSharedPreferences(context)
.getBoolean(context!!.getString(R.string.pref_key_private_mode), false)).apply() }
is ToolbarMenu.Item.ReportIssue -> requireComponents.core.sessionManager
.selectedSession?.url?.apply {
val reportUrl = String.format(REPORT_SITE_ISSUE_URL, this)
sessionUseCases.loadUrl.invoke(reportUrl)
}
}
}
companion object {
private const val REQUEST_CODE_DOWNLOAD_PERMISSIONS = 1
private const val REQUEST_CODE_PROMPT_PERMISSIONS = 2
private const val TOOLBAR_HEIGHT = 56f
private const val REPORT_SITE_ISSUE_URL = "https://webcompat.com/issues/new?url=%s&label=browser-fenix"
}
}