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Save state of selection in lists

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This commit is contained in:
Koitharu
2022-07-04 11:23:43 +03:00
parent 6e324fd5ab
commit d9985d03ab
6 changed files with 240 additions and 115 deletions
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56
app/src/main/java/org/koitharu/kotatsu/search/ui/multi/MultiSearchActivity.kt
View File

@@ -17,6 +17,7 @@ import org.koin.androidx.viewmodel.ext.android.viewModel
import org.koin.core.parameter.parametersOf
import org.koitharu.kotatsu.R
import org.koitharu.kotatsu.base.ui.BaseActivity
import org.koitharu.kotatsu.base.ui.list.ListSelectionController
import org.koitharu.kotatsu.base.ui.list.OnListItemClickListener
import org.koitharu.kotatsu.databinding.ActivitySearchMultiBinding
import org.koitharu.kotatsu.details.ui.DetailsActivity
@@ -32,14 +33,14 @@ import org.koitharu.kotatsu.search.ui.multi.adapter.MultiSearchAdapter
import org.koitharu.kotatsu.utils.ShareHelper
import org.koitharu.kotatsu.utils.ext.findViewsByType
class MultiSearchActivity : BaseActivity<ActivitySearchMultiBinding>(), MangaListListener, ActionMode.Callback {
class MultiSearchActivity : BaseActivity<ActivitySearchMultiBinding>(), MangaListListener,
ListSelectionController.Callback {
private val viewModel by viewModel<MultiSearchViewModel> {
parametersOf(intent.getStringExtra(EXTRA_QUERY).orEmpty())
}
private lateinit var adapter: MultiSearchAdapter
private lateinit var selectionDecoration: MangaSelectionDecoration
private var actionMode: ActionMode? = null
private lateinit var selectionController: ListSelectionController
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
@@ -51,7 +52,13 @@ class MultiSearchActivity : BaseActivity<ActivitySearchMultiBinding>(), MangaLis
}
}
val sizeResolver = ItemSizeResolver(resources, get())
selectionDecoration = MangaSelectionDecoration(this)
val selectionDecoration = MangaSelectionDecoration(this)
selectionController = ListSelectionController(
activity = this,
decoration = selectionDecoration,
registryOwner = this,
callback = this,
)
adapter = MultiSearchAdapter(
lifecycleOwner = this,
coil = get(),
@@ -90,29 +97,14 @@ class MultiSearchActivity : BaseActivity<ActivitySearchMultiBinding>(), MangaLis
}
override fun onItemClick(item: Manga, view: View) {
if (selectionDecoration.checkedItemsCount != 0) {
selectionDecoration.toggleItemChecked(item.id)
if (selectionDecoration.checkedItemsCount == 0) {
actionMode?.finish()
} else {
actionMode?.invalidate()
invalidateItemDecorations()
}
return
if (!selectionController.onItemClick(item.id)) {
val intent = DetailsActivity.newIntent(this, item)
startActivity(intent)
}
val intent = DetailsActivity.newIntent(this, item)
startActivity(intent)
}
override fun onItemLongClick(item: Manga, view: View): Boolean {
if (actionMode == null) {
actionMode = startSupportActionMode(this)
}
return actionMode?.also {
selectionDecoration.setItemIsChecked(item.id, true)
invalidateItemDecorations()
it.invalidate()
} != null
return selectionController.onItemLongClick(item.id)
}
override fun onRetryClick(error: Throwable) {
@@ -131,7 +123,7 @@ class MultiSearchActivity : BaseActivity<ActivitySearchMultiBinding>(), MangaLis
}
override fun onPrepareActionMode(mode: ActionMode, menu: Menu): Boolean {
mode.title = selectionDecoration.checkedItemsCount.toString()
mode.title = selectionController.count.toString()
return true
}
@@ -156,22 +148,16 @@ class MultiSearchActivity : BaseActivity<ActivitySearchMultiBinding>(), MangaLis
}
}
override fun onDestroyActionMode(mode: ActionMode) {
selectionDecoration.clearSelection()
invalidateItemDecorations()
actionMode = null
}
private fun collectSelectedItems(): Set<Manga> {
return viewModel.getItems(selectionDecoration.checkedItemsIds)
}
private fun invalidateItemDecorations() {
override fun onSelectionChanged(count: Int) {
binding.recyclerView.findViewsByType(RecyclerView::class.java).forEach {
it.invalidateItemDecorations()
}
}
private fun collectSelectedItems(): Set<Manga> {
return viewModel.getItems(selectionController.peekCheckedIds())
}
companion object {
private const val EXTRA_QUERY = "query"