[m] UI & Cleaning

app/src/main/java/net/helcel/beendroid/activity/FoldingListAdapter.kt

@@ -5,7 +5,9 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.CheckBox
+import android.widget.ImageView
 import android.widget.TextView
+import androidx.appcompat.content.res.AppCompatResources
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import net.helcel.beendroid.R
@@ -32,21 +34,27 @@ class FoldingListAdapter(private val ctx: Context, l: List<GeoLoc>)  :
     override fun onBindViewHolder(holder: FoldingListViewHolder, position: Int) {
         val el = cg.toList()[position]
         holder.bind(el)
-        holder.itemView.setOnClickListener {
-            holder.checkBox.toggle()
-        }
-        holder.itemView.setOnLongClickListener {
-            if (el.second) {
-                cg[el.first] = false
-            }else {
-                cg.forEach {
-                    cg[it.key] = it.key == el.first
-                }
 
+        holder.textView.setOnClickListener { holder.checkBox.toggle() }
+
+        val expandLambda = { _:View ->
+            if (el.first.children.isEmpty() || el.first.type == LocType.STATE) {
+                false
+            } else {
+                cg[el.first] = !el.second
+                if (!el.second)
+                    cg.filter { (it.key != el.first) && (cg[it.key] == true) }.keys.forEach {
+                        cg[it] = false
+                        notifyItemChanged(cg.toList().map { e -> e.first }.indexOf(it))
+                    }
+
+                notifyItemChanged(position)
+                true
             }
-            notifyItemChanged(position)
-            true
+
         }
+        holder.itemView.setOnLongClickListener(expandLambda)
+        holder.expand.setOnClickListener { expandLambda(it) }
     }
 
     override fun getItemCount(): Int {
@@ -54,24 +62,34 @@ class FoldingListAdapter(private val ctx: Context, l: List<GeoLoc>)  :
     }
 
     class FoldingListViewHolder(private val ctx: Context, itemView: View) : RecyclerView.ViewHolder(itemView) {
-        private val textView: TextView
+        val textView: TextView
+        val expand: ImageView
         val checkBox: CheckBox
         private val subItemView: View
+        private val list: RecyclerView
 
         init {
             textView = itemView.findViewById(R.id.textView)
+            expand = itemView.findViewById(R.id.expand)
+            expand.setImageDrawable(AppCompatResources.getDrawable(ctx,R.drawable.chevron_right_solid))
             checkBox = itemView.findViewById(R.id.checkBox)
             subItemView = itemView.findViewById(R.id.sub_item)
+            list =  itemView.findViewById(R.id.list_list)
+            list.layoutManager = LinearLayoutManager(ctx, RecyclerView.VERTICAL, false)
+
         }
 
         fun bind(el: Pair<GeoLoc, Boolean>) {
+            expand.rotation = if(el.second) 90f else 0f
             subItemView.visibility = if (el.second) View.VISIBLE else View.GONE
-            textView.text = el.first.fullName
-            if(el.first.type == LocType.STATE || el.first.children.isEmpty())
-                return
 
-            val list: RecyclerView = itemView.findViewById(R.id.list_list)
-            list.layoutManager = LinearLayoutManager(ctx, RecyclerView.VERTICAL, false)
+
+            textView.text = el.first.fullName
+            if(el.first.type == LocType.STATE || el.first.children.isEmpty()){
+                expand.visibility = View.GONE
+                return
+            }
+            textView.parent.parent.requestChildFocus(textView,textView)
             list.adapter = FoldingListAdapter(ctx, el.first.children)
         }
 

app/src/main/java/net/helcel/beendroid/activity/MainActivity.kt

@@ -34,7 +34,7 @@ class MainActivity : AppCompatActivity() {
         val fm = cm.values.fold("") { acc, e -> acc + e.data }
         val svg = SVG.getFromString("<svg id=\"map\" xmlns=\"http://www.w3.org/2000/svg\" width=\"1200\" height=\"1200\" x=\"0\" y=\"0\" >$fm</svg>")
 
-        val bitmap = Bitmap.createBitmap(1200,1200, Bitmap.Config.ARGB_8888)
+        val bitmap = Bitmap.createBitmap(1200,900, Bitmap.Config.ARGB_8888)
         val canvas = Canvas(bitmap)
         canvas.drawRGB(255, 255, 255)
 

app/src/main/res/anim/slide.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<set xmlns:android="http://schemas.android.com/apk/res/android" >
+
+    <translate
+        android:duration="500"
+        android:fromYDelta="0"
+        android:toYDelta="100%" />
+</set>

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

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="320dp"
+    android:height="512dp"
+    android:viewportWidth="320"
+    android:viewportHeight="512">
+  <path
+      android:fillColor="#FFFFFFFF"
+      android:pathData="M310.6,233.4c12.5,12.5 12.5,32.8 0,45.3l-192,192c-12.5,12.5 -32.8,12.5 -45.3,0s-12.5,-32.8 0,-45.3L242.7,256 73.4,86.6c-12.5,-12.5 -12.5,-32.8 0,-45.3s32.8,-12.5 45.3,0l192,192z"/>
+</vector>

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

@@ -8,15 +8,23 @@
     <com.caverock.androidsvg.SVGImageView
         android:id="@+id/map"
         android:layout_width="match_parent"
-        android:layout_height="0dp"
-        android:layout_weight="1"
+        android:layout_height="wrap_content"
+        android:layout_weight="0"
         app:css="" />
 
-    <androidx.recyclerview.widget.RecyclerView
-        android:id="@+id/list"
+    <androidx.core.widget.NestedScrollView
+        android:id="@+id/sv"
         android:layout_width="match_parent"
-        android:layout_height="0dp"
-        android:layout_weight="1"
-        android:scrollbars="vertical" />
+        android:layout_height="wrap_content"
+        android:layout_weight="1">
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/list"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:nestedScrollingEnabled="false"
+            android:scrollbars="vertical" />
+    </androidx.core.widget.NestedScrollView>
 
 </LinearLayout>

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

@@ -9,33 +9,49 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content">
 
-        <CheckBox
-            android:id="@+id/checkBox"
-            android:layout_width="32dp"
-            android:layout_height="32dp"
-            app:layout_constraintBottom_toTopOf="@+id/sub_item"
+        <ImageView
+            android:id="@+id/expand"
+            android:layout_width="48dp"
+            android:layout_height="48dp"
+            android:contentDescription=">"
+            android:scaleX="0.5"
+            android:scaleY="0.5"
+            android:visibility="visible"
             app:layout_constraintEnd_toStartOf="@+id/textView"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toTopOf="parent" />
+            app:layout_constraintTop_toTopOf="parent"
+            tools:ignore="HardcodedText" />
 
-        <TextView
+        <com.google.android.material.checkbox.MaterialCheckBox
+            android:id="@+id/checkBox"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            app:layout_constraintBottom_toBottomOf="@+id/textView"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHorizontal_bias="0.844"
+            app:layout_constraintStart_toEndOf="@+id/textView"
+            app:layout_constraintTop_toTopOf="@+id/textView"
+            app:layout_constraintVertical_bias="0.0" />
+
+        <com.google.android.material.textview.MaterialTextView
             android:id="@+id/textView"
             android:layout_width="0dp"
             android:layout_height="0dp"
             android:gravity="start|center_vertical"
             android:textColor="@color/design_default_color_on_primary"
-            app:layout_constraintBottom_toBottomOf="@+id/checkBox"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintStart_toEndOf="@id/checkBox"
-            app:layout_constraintTop_toTopOf="@+id/checkBox"
-            app:layout_constraintVertical_bias="0.5" />
+            app:layout_constraintBottom_toBottomOf="@id/checkBox"
+            app:layout_constraintEnd_toStartOf="@+id/checkBox"
+            app:layout_constraintStart_toEndOf="@+id/expand"
+            app:layout_constraintTop_toTopOf="@+id/expand"
+            app:layout_constraintVertical_bias="1.0" />
 
         <LinearLayout
             android:id="@+id/sub_item"
             android:layout_width="0dp"
-            android:layout_height="wrap_content"
+            android:layout_height="match_parent"
             android:layout_marginStart="32dp"
             android:orientation="vertical"
+            android:visibility="gone"
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"

app/src/main/res/navigation/nav_graph.xml

@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<navigation xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:id="@+id/nav_graph"
-    app:startDestination="@layout/activity_main">
-
-</navigation>