For #17917: Use View binding in bookmarks screen

app/src/main/java/org/mozilla/fenix/library/bookmarks/BookmarkFragment.kt

@@ -21,8 +21,6 @@ import androidx.lifecycle.lifecycleScope
 import androidx.navigation.NavDirections
 import androidx.navigation.fragment.findNavController
 import androidx.navigation.fragment.navArgs
-import kotlinx.android.synthetic.main.component_bookmark.view.*
-import kotlinx.android.synthetic.main.fragment_bookmark.view.*
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers.IO
 import kotlinx.coroutines.Dispatchers.Main
@@ -44,6 +42,7 @@ import org.mozilla.fenix.R
 import org.mozilla.fenix.components.FenixSnackbar
 import org.mozilla.fenix.components.StoreProvider
 import org.mozilla.fenix.components.metrics.Event
+import org.mozilla.fenix.databinding.FragmentBookmarkBinding
 import org.mozilla.fenix.ext.bookmarkStorage
 import org.mozilla.fenix.ext.components
 import org.mozilla.fenix.ext.minus
@@ -72,13 +71,16 @@ class BookmarkFragment : LibraryPageFragment<BookmarkNode>(), UserInteractionHan
     private var pendingBookmarkDeletionJob: (suspend () -> Unit)? = null
     private var pendingBookmarksToDelete: MutableSet<BookmarkNode> = mutableSetOf()
 
+    private var _binding: FragmentBookmarkBinding? = null
+    private val binding get() = _binding!!
+
     private val metrics
         get() = context?.components?.analytics?.metrics
 
     override val selectedItems get() = bookmarkStore.state.mode.selectedItems
 
-    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
-        val view = inflater.inflate(R.layout.fragment_bookmark, container, false)
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
+        _binding = FragmentBookmarkBinding.inflate(inflater, container, false)
 
         bookmarkStore = StoreProvider.get(this) {
             BookmarkFragmentStore(BookmarkFragmentState(null))
@@ -103,8 +105,8 @@ class BookmarkFragment : LibraryPageFragment<BookmarkNode>(), UserInteractionHan
             metrics = metrics!!
         )
 
-        bookmarkView = BookmarkView(view.bookmarkLayout, bookmarkInteractor, findNavController())
-        bookmarkView.view.bookmark_folders_sign_in.visibility = View.GONE
+        bookmarkView = BookmarkView(binding.bookmarkLayout, bookmarkInteractor, findNavController())
+        bookmarkView.binding.bookmarkFoldersSignIn.visibility = View.GONE
 
         viewLifecycleOwner.lifecycle.addObserver(
             BookmarkDeselectNavigationListener(
@@ -114,7 +116,7 @@ class BookmarkFragment : LibraryPageFragment<BookmarkNode>(), UserInteractionHan
             )
         )
 
-        return view
+        return binding.root
     }
 
     private fun showSnackBarWithText(text: String) {
@@ -138,7 +140,7 @@ class BookmarkFragment : LibraryPageFragment<BookmarkNode>(), UserInteractionHan
             // Don't want to pester user too much with it, and if there are lots of bookmarks present,
             // it'll just get visually lost. Inside of the "Desktop Bookmarks" node, it'll nicely stand-out,
             // since there are always only three other items in there. It's also the right place contextually.
-            bookmarkView.view.bookmark_folders_sign_in.isVisible =
+            bookmarkView.binding.bookmarkFoldersSignIn.isVisible =
                 it.tree?.guid == BookmarkRoot.Root.id && accountManager.authenticatedAccount() == null
         }
     }
@@ -361,6 +363,7 @@ class BookmarkFragment : LibraryPageFragment<BookmarkNode>(), UserInteractionHan
     override fun onDestroyView() {
         super.onDestroyView()
         _bookmarkInteractor = null
+        _binding = null
     }
 
     private fun showRemoveFolderDialog(selected: Set<BookmarkNode>) {

app/src/main/java/org/mozilla/fenix/library/bookmarks/BookmarkView.kt

@@ -5,16 +5,15 @@
 package org.mozilla.fenix.library.bookmarks
 
 import android.view.LayoutInflater
-import android.view.View
 import android.view.ViewGroup
 import androidx.core.view.isVisible
 import androidx.navigation.NavController
-import kotlinx.android.synthetic.main.component_bookmark.view.*
 import mozilla.appservices.places.BookmarkRoot
 import mozilla.components.concept.storage.BookmarkNode
 import mozilla.components.support.base.feature.UserInteractionHandler
 import org.mozilla.fenix.NavGraphDirections
 import org.mozilla.fenix.R
+import org.mozilla.fenix.databinding.ComponentBookmarkBinding
 import org.mozilla.fenix.library.LibraryPageView
 import org.mozilla.fenix.selection.SelectionInteractor
 
@@ -106,22 +105,23 @@ class BookmarkView(
     private val navController: NavController
 ) : LibraryPageView(container), UserInteractionHandler {
 
-    val view: View = LayoutInflater.from(container.context)
-        .inflate(R.layout.component_bookmark, container, true)
+    val binding = ComponentBookmarkBinding.inflate(
+        LayoutInflater.from(container.context), container, true
+    )
 
     private var mode: BookmarkFragmentState.Mode = BookmarkFragmentState.Mode.Normal()
     private var tree: BookmarkNode? = null
 
-    private val bookmarkAdapter = BookmarkAdapter(view.bookmarks_empty_view, interactor)
+    private val bookmarkAdapter = BookmarkAdapter(binding.bookmarksEmptyView, interactor)
 
     init {
-        view.bookmark_list.apply {
+        binding.bookmarkList.apply {
             adapter = bookmarkAdapter
         }
-        view.bookmark_folders_sign_in.setOnClickListener {
+        binding.bookmarkFoldersSignIn.setOnClickListener {
             navController.navigate(NavGraphDirections.actionGlobalTurnOnSync())
         }
-        view.swipe_refresh.setOnRefreshListener {
+        binding.swipeRefresh.setOnRefreshListener {
             interactor.onRequestSync()
         }
     }
@@ -150,10 +150,10 @@ class BookmarkView(
                 )
             }
         }
-        view.bookmarks_progress_bar.isVisible = state.isLoading
-        view.swipe_refresh.isEnabled =
+        binding.bookmarksProgressBar.isVisible = state.isLoading
+        binding.swipeRefresh.isEnabled =
             state.mode is BookmarkFragmentState.Mode.Normal || state.mode is BookmarkFragmentState.Mode.Syncing
-        view.swipe_refresh.isRefreshing = state.mode is BookmarkFragmentState.Mode.Syncing
+        binding.swipeRefresh.isRefreshing = state.mode is BookmarkFragmentState.Mode.Syncing
     }
 
     override fun onBackPressed(): Boolean {