adjusting disposing behavs so that we can go back and forth the ingame and titlescr

src/net/torvald/terrarum/ui/UICanvas.kt

@@ -3,6 +3,7 @@ package net.torvald.terrarum.ui
 import com.badlogic.gdx.Gdx
 import com.badlogic.gdx.graphics.Camera
 import com.badlogic.gdx.graphics.g2d.SpriteBatch
+import com.badlogic.gdx.utils.Disposable
 import net.torvald.terrarum.AppLoader
 import net.torvald.terrarum.Second
 import net.torvald.terrarum.Terrarum
@@ -21,7 +22,7 @@ abstract class UICanvas(
         // UI positions itself? (you must g.flush() yourself after the g.translate(Int, Int))
         customPositioning: Boolean = false, // mainly used by vital meter
         doNotWarnConstant: Boolean = false
-) {
+): Disposable {
 
     abstract var width: Int
     abstract var height: Int
@@ -36,7 +37,7 @@ abstract class UICanvas(
     /**
      * Usage: (in StateInGame:) uiHandlerField.ui.handler = uiHandlerField
      */
-    protected val handler = UIHandler(toggleKeyLiteral, toggleButtonLiteral, customPositioning, doNotWarnConstant)
+    val handler = UIHandler(toggleKeyLiteral, toggleButtonLiteral, customPositioning, doNotWarnConstant)
 
     init {
 
@@ -111,7 +112,7 @@ abstract class UICanvas(
      */
     abstract fun endClosing(delta: Float)
 
-    abstract fun dispose()
+    abstract override fun dispose()
 
     fun addItem(uiItem: UIItem) {
         uiItems.add(uiItem)

src/net/torvald/terrarum/ui/UIHandler.kt

@@ -3,8 +3,9 @@ package net.torvald.terrarum.ui
 import com.badlogic.gdx.graphics.Camera
 import com.badlogic.gdx.graphics.Color
 import com.badlogic.gdx.graphics.g2d.SpriteBatch
-import net.torvald.terrarum.modulebasegame.Ingame
+import com.badlogic.gdx.utils.Disposable
 import net.torvald.terrarum.gamecontroller.KeyToggler
+import net.torvald.terrarum.modulebasegame.Ingame
 
 /**
  * UIHandler is a handler for UICanvas. It opens/closes the attached UI, moves the "window" (or "canvas")
@@ -20,7 +21,7 @@ class UIHandler(//var UI: UICanvas,
                 // UI positions itself? (you must g.flush() yourself after the g.translate(Int, Int))
                 var customPositioning: Boolean = false, // mainly used by vital meter
                 var doNotWarnConstant: Boolean = false
-) {
+): Disposable {
 
     // X/Y Position relative to the game window.
     var posX: Int = 0
@@ -341,4 +342,10 @@ class UIHandler(//var UI: UICanvas,
             return false
         }
     }
+
+    /** Don't dispose common assets, this function is called when the ingame does hide() */
+    override fun dispose() {
+        toggleKey?.let { KeyToggler.forceSet(it, false) }
+        toggleButton?.let { /* ButtonToggler.forceSet(it, false) */ }
+    }
 }

src/net/torvald/terrarum/ui/UINSMenu.kt

@@ -13,6 +13,7 @@ import net.torvald.terrarum.*
 class UINSMenu(
         var title: String = "",
         val minimumWidth: Int,
+        /** Optional instance of YamlInvokable can be used */
         treeRepresentation: Yaml,
 
         val titleBackCol: Color = Color(0f,0f,0f,.77f),
@@ -29,7 +30,7 @@ class UINSMenu(
     val CHILD_ARROW = "${0x2023.toChar()}"
 
 
-    val tree = treeRepresentation.parse()
+    val tree = treeRepresentation.parseAsYamlInvokable()
     override var width = 0
     override var height = 0
     //override var width = maxOf(minimumWidth, tree.getLevelData(1).map { Terrarum.fontGame.getWidth(it ?: "") }.max() ?: 0)
@@ -53,10 +54,10 @@ class UINSMenu(
         addSubMenu(tree)
     }
 
-    private fun addSubMenu(tree: QNDTreeNode<String>) {
-        val menuTitle = tree.data ?: title
+    private fun addSubMenu(tree: QNDTreeNode<Pair<String, YamlInvokable?>>) {
+        val menuTitle = tree.data?.first ?: title
         val stringsFromTree = Array<String>(tree.children.size) {
-            tree.children[it].toString() + if (tree.children[it].children.isNotEmpty()) "  $CHILD_ARROW" else ""
+            tree.children[it].data?.first + if (tree.children[it].children.isNotEmpty()) "  $CHILD_ARROW" else ""
         }
 
         val listWidth = maxOf(
@@ -98,6 +99,10 @@ class UINSMenu(
             if (tree.children[new].children.isNotEmpty()) {
                 addSubMenu(tree.children[new])
             }
+
+            // invoke whatever command there is
+            //printdbg(this, "Selected: ${tree.children[new].data?.second}")
+            tree.children[new].data?.second?.invoke()
         }
         // END List selection change listener