Fix multi-select phantom anchor bug in manga chapters and library (#4201)

* Fix phantom anchor bug in manga chapters list when multi-selecting

* Fix phantom bug when long pressing selected items not at top of stack

* Fix phantom anchor bug in library page
This commit is contained in:
Clarence Castillo 2021-01-23 06:35:51 +08:00 committed by GitHub
parent 441fc6e45b
commit 496a476c13
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 35 additions and 9 deletions

View File

@ -27,6 +27,7 @@ import reactivecircus.flowbinding.recyclerview.scrollStateChanges
import reactivecircus.flowbinding.swiperefreshlayout.refreshes
import rx.subscriptions.CompositeSubscription
import uy.kohesive.injekt.injectLazy
import java.util.ArrayDeque
/**
* Fragment containing the library manga for a certain category.
@ -66,7 +67,7 @@ class LibraryCategoryView @JvmOverloads constructor(context: Context, attrs: Att
*/
private var subscriptions = CompositeSubscription()
private var lastClickPosition = -1
private var lastClickPositionStack = ArrayDeque(listOf(-1))
fun onCreate(controller: LibraryController, binding: LibraryCategoryBinding) {
this.controller = controller
@ -205,7 +206,11 @@ class LibraryCategoryView @JvmOverloads constructor(context: Context, attrs: Att
}
is LibrarySelectionEvent.Unselected -> {
findAndToggleSelection(event.manga)
if (adapter.indexOf(event.manga) != -1) lastClickPosition = -1
with(adapter.indexOf(event.manga)) {
if (this != -1) lastClickPositionStack.remove(this)
}
if (controller.selectedMangas.isEmpty()) {
adapter.mode = SelectableAdapter.Mode.SINGLE
}
@ -213,7 +218,9 @@ class LibraryCategoryView @JvmOverloads constructor(context: Context, attrs: Att
is LibrarySelectionEvent.Cleared -> {
adapter.mode = SelectableAdapter.Mode.SINGLE
adapter.clearSelection()
lastClickPosition = -1
lastClickPositionStack.clear()
lastClickPositionStack.push(-1)
}
}
}
@ -241,7 +248,11 @@ class LibraryCategoryView @JvmOverloads constructor(context: Context, attrs: Att
// If the action mode is created and the position is valid, toggle the selection.
val item = adapter.getItem(position) ?: return false
return if (adapter.mode == SelectableAdapter.Mode.MULTI) {
lastClickPosition = position
if (adapter.isSelected(position)) {
lastClickPositionStack.remove(position)
} else {
lastClickPositionStack.push(position)
}
toggleSelection(position)
true
} else {
@ -257,6 +268,7 @@ class LibraryCategoryView @JvmOverloads constructor(context: Context, attrs: Att
*/
override fun onItemLongClick(position: Int) {
controller.createActionModeIfNeeded()
val lastClickPosition = lastClickPositionStack.peek()!!
when {
lastClickPosition == -1 -> setSelection(position)
lastClickPosition > position ->
@ -267,7 +279,10 @@ class LibraryCategoryView @JvmOverloads constructor(context: Context, attrs: Att
setSelection(i)
else -> setSelection(position)
}
lastClickPosition = position
if (lastClickPosition != position) {
lastClickPositionStack.remove(position)
lastClickPositionStack.push(position)
}
}
/**

View File

@ -82,6 +82,7 @@ import timber.log.Timber
import uy.kohesive.injekt.Injekt
import uy.kohesive.injekt.api.get
import uy.kohesive.injekt.injectLazy
import java.util.ArrayDeque
import kotlin.math.min
class MangaController :
@ -154,7 +155,7 @@ class MangaController :
private val isLocalSource by lazy { presenter.source.id == LocalSource.ID }
private var lastClickPosition = -1
private var lastClickPositionStack = ArrayDeque(listOf(-1))
private var isRefreshingInfo = false
private var isRefreshingChapters = false
@ -727,7 +728,12 @@ class MangaController :
val adapter = chaptersAdapter ?: return false
val item = adapter.getItem(position) ?: return false
return if (actionMode != null && adapter.mode == SelectableAdapter.Mode.MULTI) {
lastClickPosition = position
if (adapter.isSelected(position)) {
lastClickPositionStack.remove(position) // possible that it's not there, but no harm
} else {
lastClickPositionStack.push(position)
}
toggleSelection(position)
true
} else {
@ -738,6 +744,7 @@ class MangaController :
override fun onItemLongClick(position: Int) {
createActionModeIfNeeded()
val lastClickPosition = lastClickPositionStack.peek()!!
when {
lastClickPosition == -1 -> setSelection(position)
lastClickPosition > position ->
@ -748,7 +755,10 @@ class MangaController :
setSelection(i)
else -> setSelection(position)
}
lastClickPosition = position
if (lastClickPosition != position) {
lastClickPositionStack.remove(position) // move to top if already exists
lastClickPositionStack.push(position)
}
chaptersAdapter?.notifyDataSetChanged()
}
@ -797,7 +807,8 @@ class MangaController :
}
private fun destroyActionModeIfNeeded() {
lastClickPosition = -1
lastClickPositionStack.clear()
lastClickPositionStack.push(-1)
actionMode?.finish()
}