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Code Issues Projects Releases Packages Wiki Activity Actions

Optimize the Layout ViewBinding (#5830)

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Rajat Sarangal 2024-09-18 08:13:48 +05:30 • committed by GitHub
parent 3e915f9848
commit f751ab4a75
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2 changed files with 17 additions and 29 deletions
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19
app/src/main/java/fr/free/nrw/commons/explore/media/PageableMediaFragment.kt
View file

@ -2,24 +2,15 @@ package fr.free.nrw.commons.explore.media
import android.content.Context import android.content.Context
import android.os.Bundle import android.os.Bundle
import android.view.LayoutInflater
import android.view.View import android.view.View
import android.view.ViewGroup
import fr.free.nrw.commons.Media import fr.free.nrw.commons.Media
import fr.free.nrw.commons.R import fr.free.nrw.commons.R
import fr.free.nrw.commons.category.CategoryImagesCallback import fr.free.nrw.commons.category.CategoryImagesCallback
import fr.free.nrw.commons.databinding.FragmentSearchPaginatedBinding
import fr.free.nrw.commons.explore.paging.BasePagingFragment import fr.free.nrw.commons.explore.paging.BasePagingFragment
import fr.free.nrw.commons.media.MediaDetailPagerFragment.MediaDetailProvider import fr.free.nrw.commons.media.MediaDetailPagerFragment.MediaDetailProvider
abstract class PageableMediaFragment : BasePagingFragment<Media>(), MediaDetailProvider { abstract class PageableMediaFragment : BasePagingFragment<Media>(), MediaDetailProvider {
/**
* ViewBinding
*/
private var _binding: FragmentSearchPaginatedBinding? = null
private val binding get() = _binding!!
override val pagedListAdapter by lazy { override val pagedListAdapter by lazy {
PagedMediaAdapter(categoryImagesCallback::onMediaClicked) PagedMediaAdapter(categoryImagesCallback::onMediaClicked)
} }
@ -39,15 +30,6 @@ abstract class PageableMediaFragment : BasePagingFragment<Media>(), MediaDetailP
} }
} }
override fun onCreateView(
inflater: LayoutInflater,
container: ViewGroup?,
savedInstanceState: Bundle?
): View {
_binding = FragmentSearchPaginatedBinding.inflate(inflater, container, false)
return binding.root
}
private val simpleDataObserver = private val simpleDataObserver =
SimpleDataObserver { categoryImagesCallback.viewPagerNotifyDataSetChanged() } SimpleDataObserver { categoryImagesCallback.viewPagerNotifyDataSetChanged() }
@ -57,7 +39,6 @@ abstract class PageableMediaFragment : BasePagingFragment<Media>(), MediaDetailP
} }
override fun onDestroyView() { override fun onDestroyView() {
_binding = null
super.onDestroyView() super.onDestroyView()
pagedListAdapter.unregisterAdapterDataObserver(simpleDataObserver) pagedListAdapter.unregisterAdapterDataObserver(simpleDataObserver)
} }

27
app/src/main/java/fr/free/nrw/commons/explore/paging/BasePagingFragment.kt
View file

@ -29,12 +29,19 @@ abstract class BasePagingFragment<T> : CommonsDaggerSupportFragment(),
private val mergeAdapter by lazy { MergeAdapter(pagedListAdapter, loadingAdapter) } private val mergeAdapter by lazy { MergeAdapter(pagedListAdapter, loadingAdapter) }
private var searchResults: LiveData<PagedList<T>>? = null private var searchResults: LiveData<PagedList<T>>? = null
private var binding : FragmentSearchPaginatedBinding? = null protected lateinit var binding : FragmentSearchPaginatedBinding
override fun onCreateView(
inflater: LayoutInflater,
container: ViewGroup?,
savedInstanceState: Bundle?
): View? {
binding = FragmentSearchPaginatedBinding.inflate(inflater, container, false)
return binding.root
}
override fun onViewCreated(view: View, savedInstanceState: Bundle?) { override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
super.onViewCreated(view, savedInstanceState) super.onViewCreated(view, savedInstanceState)
val binding = FragmentSearchPaginatedBinding.bind(view)
this.binding = binding
binding.paginatedSearchResultsList.apply { binding.paginatedSearchResultsList.apply {
layoutManager = GridLayoutManager(context, if (isPortrait) 1 else 2) layoutManager = GridLayoutManager(context, if (isPortrait) 1 else 2)
@ -51,7 +58,7 @@ abstract class BasePagingFragment<T> : CommonsDaggerSupportFragment(),
*/ */
override fun onConfigurationChanged(newConfig: Configuration) { override fun onConfigurationChanged(newConfig: Configuration) {
super.onConfigurationChanged(newConfig) super.onConfigurationChanged(newConfig)
binding!!.paginatedSearchResultsList.apply { binding.paginatedSearchResultsList.apply {
layoutManager = GridLayoutManager(context, if (isPortrait) 1 else 2) layoutManager = GridLayoutManager(context, if (isPortrait) 1 else 2)
} }
} }
@ -75,15 +82,15 @@ abstract class BasePagingFragment<T> : CommonsDaggerSupportFragment(),
} }
override fun hideInitialLoadProgress() { override fun hideInitialLoadProgress() {
binding!!.paginatedSearchInitialLoadProgress.visibility = GONE binding.paginatedSearchInitialLoadProgress.visibility = GONE
} }
override fun showInitialLoadInProgress() { override fun showInitialLoadInProgress() {
binding!!.paginatedSearchInitialLoadProgress.visibility = VISIBLE binding.paginatedSearchInitialLoadProgress.visibility = VISIBLE
} }
override fun showSnackbar() { override fun showSnackbar() {
ViewUtil.showShortSnackbar(binding!!.paginatedSearchResultsList, errorTextId) ViewUtil.showShortSnackbar(binding.paginatedSearchResultsList, errorTextId)
} }
fun onQueryUpdated(query: String) { fun onQueryUpdated(query: String) {
@ -91,14 +98,14 @@ abstract class BasePagingFragment<T> : CommonsDaggerSupportFragment(),
} }
override fun showEmptyText(query: String) { override fun showEmptyText(query: String) {
binding!!.contentNotFound.text = getEmptyText(query) binding.contentNotFound.text = getEmptyText(query)
binding!!.contentNotFound.visibility = VISIBLE binding.contentNotFound.visibility = VISIBLE
} }
abstract fun getEmptyText(query: String): String abstract fun getEmptyText(query: String): String
override fun hideEmptyText() { override fun hideEmptyText() {
binding!!.contentNotFound.visibility = GONE binding.contentNotFound.visibility = GONE
} }
} }