gitea/legado
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Code Issues Packages Projects Releases Wiki Activity

优化

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This commit is contained in:
gedoor 2021-10-26 14:43:48 +08:00
parent 9e2ef90337
commit 5df6c303ad
3 changed files with 21 additions and 39 deletions
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34
app/src/main/java/io/legado/app/ui/main/explore/ExploreDiffCallBack.kt
View File

@ -1,34 +0,0 @@
package io.legado.app.ui.main.explore
import androidx.recyclerview.widget.DiffUtil
import io.legado.app.data.entities.BookSource
class ExploreDiffCallBack(
private val oldItems: List<BookSource>,
private val newItems: List<BookSource>
) :
DiffUtil.Callback() {
override fun getOldListSize(): Int {
return oldItems.size
}
override fun getNewListSize(): Int {
return newItems.size
}
override fun areItemsTheSame(oldItemPosition: Int, newItemPosition: Int): Boolean {
return true
}
override fun areContentsTheSame(oldItemPosition: Int, newItemPosition: Int): Boolean {
val oldItem = oldItems[oldItemPosition]
val newItem = newItems[newItemPosition]
if (oldItem.bookSourceName != newItem.bookSourceName) {
return false
}
return true
}
}

20
app/src/main/java/io/legado/app/ui/main/explore/ExploreDiffItemCallBack.kt Normal file
View File

@ -0,0 +1,20 @@
package io.legado.app.ui.main.explore
import androidx.recyclerview.widget.DiffUtil
import io.legado.app.data.entities.BookSource
class ExploreDiffItemCallBack : DiffUtil.ItemCallback<BookSource>() {
override fun areItemsTheSame(oldItem: BookSource, newItem: BookSource): Boolean {
return true
}
override fun areContentsTheSame(oldItem: BookSource, newItem: BookSource): Boolean {
if (oldItem.bookSourceName != newItem.bookSourceName) {
return false
}
return true
}
}

6
app/src/main/java/io/legado/app/ui/main/explore/ExploreFragment.kt
View File

@ -9,7 +9,6 @@ import androidx.appcompat.widget.SearchView
import androidx.core.view.isGone
import androidx.fragment.app.viewModels
import androidx.lifecycle.lifecycleScope
import androidx.recyclerview.widget.DiffUtil
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.recyclerview.widget.RecyclerView
import io.legado.app.R
@ -128,10 +127,7 @@ class ExploreFragment : VMBaseFragment<ExploreViewModel>(R.layout.fragment_explo
}
exploreFlow.collect {
binding.tvEmptyMsg.isGone = it.isNotEmpty() || searchView.query.isNotEmpty()
val diffResult = DiffUtil
.calculateDiff(ExploreDiffCallBack(ArrayList(adapter.getItems()), it))
adapter.setItems(it)
diffResult.dispatchUpdatesTo(adapter)
adapter.setItems(it, ExploreDiffItemCallBack())
}
}
}