change the files listview to recyclerview

app/src/main/kotlin/com/simplemobiletools/filemanager/adapters/ItemsAdapter.kt

@@ -1,23 +1,59 @@
 package com.simplemobiletools.filemanager.adapters
 
 import android.content.Context
-import android.content.res.Resources
+import android.support.v7.widget.RecyclerView
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import android.widget.BaseAdapter
-import android.widget.ImageView
-import android.widget.TextView
 import com.bumptech.glide.Glide
 import com.bumptech.glide.load.engine.DiskCacheStrategy
 import com.simplemobiletools.filemanager.R
-import com.simplemobiletools.filemanager.extensions.formatSize
+import com.simplemobiletools.filepicker.extensions.formatSize
 import com.simplemobiletools.filepicker.extensions.isGif
 import com.simplemobiletools.filepicker.models.FileDirItem
 import kotlinx.android.synthetic.main.list_item.view.*
 import java.io.File
 
-class ItemsAdapter(context: Context, private val mItems: List<FileDirItem>) : BaseAdapter() {
+class ItemsAdapter(val context: Context, private val mItems: List<FileDirItem>, val itemClick: (FileDirItem) -> Unit) :
+        RecyclerView.Adapter<ItemsAdapter.ViewHolder>() {
+
+    override fun onCreateViewHolder(parent: ViewGroup?, viewType: Int): ViewHolder {
+        val view = LayoutInflater.from(parent?.context).inflate(R.layout.list_item, parent, false)
+        return ViewHolder(context, view, itemClick)
+    }
+
+    override fun onBindViewHolder(holder: ViewHolder, position: Int) {
+        holder.bindView(mItems[position])
+    }
+
+    override fun getItemCount() = mItems.size
+
+    class ViewHolder(val context: Context, view: View, val itemClick: (FileDirItem) -> (Unit)) : RecyclerView.ViewHolder(view) {
+        fun bindView(fileDirItem: FileDirItem) {
+            itemView.item_name.text = fileDirItem.name
+
+            if (fileDirItem.isDirectory) {
+                Glide.with(context).load(R.mipmap.directory).diskCacheStrategy(getCacheStrategy(fileDirItem)).centerCrop().crossFade().into(itemView.item_icon)
+                itemView.item_details.text = getChildrenCnt(fileDirItem)
+            } else {
+                Glide.with(context).load(fileDirItem.path).diskCacheStrategy(getCacheStrategy(fileDirItem)).error(R.mipmap.file).centerCrop().crossFade().into(itemView.item_icon)
+                itemView.item_details.text = fileDirItem.size.formatSize()
+            }
+
+            itemView.setOnClickListener { itemClick(fileDirItem) }
+        }
+
+        private fun getCacheStrategy(item: FileDirItem) = if (File(item.path).isGif()) DiskCacheStrategy.NONE else DiskCacheStrategy.RESULT
+
+        private fun getChildrenCnt(item: FileDirItem): String {
+            val children = item.children
+            return context.resources.getQuantityString(R.plurals.items, children, children)
+        }
+    }
+}
+
+
+/*class ItemsAdapter(context: Context, private val mItems: List<FileDirItem>) : BaseAdapter() {
     private val mInflater: LayoutInflater
     private val mRes: Resources
     private val mContext: Context
@@ -78,3 +114,4 @@ class ItemsAdapter(context: Context, private val mItems: List<FileDirItem>) : Ba
         val details: TextView = view.item_details
     }
 }
+*/

app/src/main/kotlin/com/simplemobiletools/filemanager/fragments/ItemsFragment.kt

@@ -23,6 +23,7 @@ import com.simplemobiletools.filemanager.dialogs.RenameItemDialog
 import com.simplemobiletools.filepicker.asynctasks.CopyMoveTask
 import com.simplemobiletools.filepicker.extensions.*
 import com.simplemobiletools.filepicker.models.FileDirItem
+import com.simplemobiletools.filepicker.views.RecyclerViewDivider
 import com.simplemobiletools.fileproperties.dialogs.PropertiesDialog
 import kotlinx.android.synthetic.main.items_fragment.*
 import java.io.File
@@ -78,9 +79,11 @@ class ItemsFragment : android.support.v4.app.Fragment(), AdapterView.OnItemClick
 
         mItems = newItems
 
-        val adapter = ItemsAdapter(context, mItems)
+        val adapter = ItemsAdapter(context, mItems) {
+
+        }
         items_list.adapter = adapter
-        items_list.onItemClickListener = this
+        items_list.addItemDecoration(RecyclerViewDivider(context))
         items_list.setOnTouchListener(this)
     }
 
@@ -315,17 +318,18 @@ class ItemsFragment : android.support.v4.app.Fragment(), AdapterView.OnItemClick
     }
 
     private fun getSelectedItemIndexes(): List<Int> {
-        val items = items_list.checkedItemPositions
+        /*val items = items_list.checkedItemPositions
         val cnt = items.size()
         val selectedItems = (0..cnt - 1)
                 .filter { items.valueAt(it) }
                 .map { items.keyAt(it) }
-        return selectedItems
+        return selectedItems*/
+        return ArrayList()
     }
 
     private fun prepareForDeleting() {
         mToBeDeleted.clear()
-        val items = items_list.checkedItemPositions
+        /*val items = items_list.checkedItemPositions
         val cnt = items.size()
         var deletedCnt = 0
         for (i in 0..cnt - 1) {
@@ -337,7 +341,7 @@ class ItemsFragment : android.support.v4.app.Fragment(), AdapterView.OnItemClick
             }
         }
 
-        notifyDeletion(deletedCnt)
+        notifyDeletion(deletedCnt)*/
     }
 
     private fun notifyDeletion(cnt: Int) {

app/src/main/kotlin/com/simplemobiletools/filemanager/views/RecyclerViewDivider.kt

@@ -0,0 +1,33 @@
+package com.simplemobiletools.filemanager.views
+
+import android.content.Context
+import android.graphics.Canvas
+import android.graphics.drawable.Drawable
+import android.support.v7.widget.RecyclerView
+import com.simplemobiletools.filemanager.R
+
+class RecyclerViewDivider(context: Context) : RecyclerView.ItemDecoration() {
+    private val mDivider: Drawable
+
+    init {
+        mDivider = context.resources.getDrawable(R.drawable.divider)
+    }
+
+    override fun onDrawOver(c: Canvas, parent: RecyclerView, state: RecyclerView.State) {
+        val left = parent.paddingLeft
+        val right = parent.width - parent.paddingRight
+
+        val childCount = parent.childCount
+        for (i in 0..childCount - 1) {
+            val child = parent.getChildAt(i)
+
+            val params = child.layoutParams as RecyclerView.LayoutParams
+
+            val top = child.bottom + params.bottomMargin
+            val bottom = top + mDivider.intrinsicHeight
+
+            mDivider.setBounds(left, top, right, bottom)
+            mDivider.draw(c)
+        }
+    }
+}

app/src/main/res/drawable/divider.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+       android:shape="rectangle">
+
+    <size
+        android:width="1dp"
+        android:height="1dp"/>
+
+    <solid android:color="@color/divider_grey"/>
+
+</shape>

app/src/main/res/layout/items_fragment.xml

@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <android.support.design.widget.CoordinatorLayout
-    android:id="@+id/items_holder"
     xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:id="@+id/items_holder"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
@@ -10,13 +11,13 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content">
 
-        <ListView
+        <android.support.v7.widget.RecyclerView
             android:id="@+id/items_list"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:choiceMode="multipleChoiceModal"
             android:clipToPadding="false"
-            android:paddingLeft="@dimen/activity_margin"/>
+            android:paddingLeft="@dimen/activity_margin"
+            app:layoutManager="android.support.v7.widget.LinearLayoutManager"/>
 
     </android.support.v4.widget.SwipeRefreshLayout>
 

app/src/main/res/layout/list_item.xml

@@ -2,7 +2,8 @@
 <FrameLayout
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
-    android:layout_height="match_parent"
+    android:layout_height="wrap_content"
+    android:background="?attr/selectableItemBackground"
     android:foreground="@drawable/selector">
 
     <RelativeLayout

app/src/main/res/values/colors.xml

@@ -7,4 +7,5 @@
     <color name="lightGrey">#33000000</color>
     <color name="pressed_item_foreground">#08000000</color>
     <color name="activated_item_foreground">#44888888</color>
+    <color name="divider_grey">#44cccccc</color>
 </resources>