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@ -1,12 +1,16 @@
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package sushi.hardcore.droidfs.adapters |
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import android.annotation.SuppressLint |
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import android.graphics.Bitmap |
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import android.graphics.drawable.Drawable |
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import android.util.LruCache |
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import android.view.View |
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import android.view.ViewGroup |
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import android.widget.ImageView |
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import android.widget.LinearLayout |
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import android.widget.TextView |
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import androidx.appcompat.app.AppCompatActivity |
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import androidx.core.graphics.drawable.toBitmap |
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import androidx.recyclerview.widget.RecyclerView |
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import com.bumptech.glide.Glide |
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import com.bumptech.glide.request.target.DrawableImageViewTarget |
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@ -18,6 +22,7 @@ import sushi.hardcore.droidfs.explorers.ExplorerElement
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import sushi.hardcore.droidfs.util.PathUtils |
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import java.text.DateFormat |
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import java.util.* |
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import kotlin.collections.HashSet |
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class ExplorerElementAdapter( |
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val activity: AppCompatActivity, |
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@ -28,8 +33,21 @@ class ExplorerElementAdapter(
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) : RecyclerView.Adapter<RecyclerView.ViewHolder>() { |
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val dateFormat: DateFormat = DateFormat.getDateTimeInstance(DateFormat.DEFAULT, DateFormat.DEFAULT, Locale.getDefault()) |
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var explorerElements = listOf<ExplorerElement>() |
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val selectedItems: MutableList<Int> = ArrayList() |
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@SuppressLint("NotifyDataSetChanged") |
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set(value) { |
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field = value |
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thumbnailsCache?.evictAll() |
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notifyDataSetChanged() |
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} |
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var selectedItems: MutableSet<Int> = HashSet() |
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var isUsingListLayout = true |
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private var thumbnailsCache: LruCache<String, Bitmap>? = null |
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init { |
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if (gocryptfsVolume != null) { |
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thumbnailsCache = LruCache((Runtime.getRuntime().maxMemory() / 1024 / 8).toInt()) |
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} |
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} |
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override fun getItemCount(): Int { |
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return explorerElements.size |
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@ -64,14 +82,21 @@ class ExplorerElementAdapter(
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for (i in explorerElements.indices) { |
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if (!selectedItems.contains(i) && !explorerElements[i].isParentFolder) { |
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selectedItems.add(i) |
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notifyItemChanged(i) |
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} |
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} |
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notifyDataSetChanged() |
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} |
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fun unSelectAll() { |
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selectedItems.clear() |
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notifyDataSetChanged() |
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fun unSelectAll(notifyChange: Boolean) { |
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if (notifyChange) { |
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val whatWasSelected = selectedItems |
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selectedItems = HashSet() |
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whatWasSelected.forEach { |
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notifyItemChanged(it) |
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} |
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} else { |
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selectedItems.clear() |
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} |
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} |
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open class ExplorerElementViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) { |
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@ -124,50 +149,69 @@ class ExplorerElementAdapter(
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var displayThumbnail = true |
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var target: DrawableImageViewTarget? = null |
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private fun loadThumbnail(fullPath: String) { |
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(bindingAdapter as ExplorerElementAdapter?)?.let { adapter -> |
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adapter.gocryptfsVolume?.let { volume -> |
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displayThumbnail = true |
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Thread { |
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volume.loadWholeFile(fullPath, maxSize = adapter.thumbnailMaxSize).first?.let { |
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if (displayThumbnail) { |
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adapter.activity.runOnUiThread { |
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if (displayThumbnail) { |
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target = Glide.with(adapter.activity).load(it).into(object : DrawableImageViewTarget(icon) { |
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override fun onResourceReady( |
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resource: Drawable, |
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transition: Transition<in Drawable>? |
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) { |
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super.onResourceReady(resource, transition) |
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target = null |
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} |
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}) |
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} |
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private fun loadThumbnail(fullPath: String, adapter: ExplorerElementAdapter) { |
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adapter.gocryptfsVolume?.let { volume -> |
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displayThumbnail = true |
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Thread { |
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volume.loadWholeFile(fullPath, maxSize = adapter.thumbnailMaxSize).first?.let { |
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if (displayThumbnail) { |
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adapter.activity.runOnUiThread { |
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if (displayThumbnail && !adapter.activity.isFinishing) { |
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target = Glide.with(adapter.activity).load(it).skipMemoryCache(true).into(object : DrawableImageViewTarget(icon) { |
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override fun onResourceReady( |
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resource: Drawable, |
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transition: Transition<in Drawable>? |
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) { |
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val bitmap = resource.toBitmap() |
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adapter.thumbnailsCache!!.put(fullPath, bitmap.copy(bitmap.config, true)) |
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super.onResourceReady(resource, transition) |
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target = null |
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} |
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}) |
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} |
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} |
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} |
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}.start() |
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} |
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}.start() |
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} |
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} |
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private fun setThumbnailOrDefaultIcon(fullPath: String, defaultIconId: Int) { |
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var setDefaultIcon = true |
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(bindingAdapter as ExplorerElementAdapter?)?.let { adapter -> |
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adapter.thumbnailsCache?.let { |
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val thumbnail = it.get(fullPath) |
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if (thumbnail != null) { |
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icon.setImageBitmap(thumbnail) |
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setDefaultIcon = false |
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} else { |
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loadThumbnail(fullPath, adapter) |
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} |
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} |
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} |
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if (setDefaultIcon) { |
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icon.setImageResource(defaultIconId) |
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} |
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} |
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override fun bind(explorerElement: ExplorerElement, position: Int, isSelected: Boolean) { |
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super.bind(explorerElement, position, isSelected) |
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icon.setImageResource( |
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when { |
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ConstValues.isImage(explorerElement.name) -> { |
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loadThumbnail(explorerElement.fullPath) |
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R.drawable.icon_file_image |
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} |
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ConstValues.isVideo(explorerElement.name) -> { |
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loadThumbnail(explorerElement.fullPath) |
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R.drawable.icon_file_video |
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} |
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ConstValues.isText(explorerElement.name) -> R.drawable.icon_file_text |
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ConstValues.isPDF(explorerElement.name) -> R.drawable.icon_file_pdf |
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ConstValues.isAudio(explorerElement.name) -> R.drawable.icon_file_audio |
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else -> R.drawable.icon_file_unknown |
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when { |
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ConstValues.isImage(explorerElement.name) -> { |
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setThumbnailOrDefaultIcon(explorerElement.fullPath, R.drawable.icon_file_image) |
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} |
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) |
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ConstValues.isVideo(explorerElement.name) -> { |
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setThumbnailOrDefaultIcon(explorerElement.fullPath, R.drawable.icon_file_video) |
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} |
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else -> icon.setImageResource( |
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when { |
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ConstValues.isText(explorerElement.name) -> R.drawable.icon_file_text |
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ConstValues.isPDF(explorerElement.name) -> R.drawable.icon_file_pdf |
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ConstValues.isAudio(explorerElement.name) -> R.drawable.icon_file_audio |
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else -> R.drawable.icon_file_unknown |
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} |
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) |
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} |
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} |
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} |
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