From 1017a0d203c425c5cb1fada5bd76be744ccab7d4 Mon Sep 17 00:00:00 2001
From: Boyd <32364059+BoydRotgans@users.noreply.github.com>
Date: Wed, 1 Mar 2023 09:48:08 +0100
Subject: [PATCH] Add onChangeEventListener for ParameterType.Option in Gui
 (#292)

---
 orx-jvm/orx-gui/src/demo/kotlin/DemoOptions01.kt | 3 +++
 orx-jvm/orx-gui/src/main/kotlin/Gui.kt           | 2 ++
 2 files changed, 5 insertions(+)

diff --git a/orx-jvm/orx-gui/src/demo/kotlin/DemoOptions01.kt b/orx-jvm/orx-gui/src/demo/kotlin/DemoOptions01.kt
index d650b92f..161bfded 100644
--- a/orx-jvm/orx-gui/src/demo/kotlin/DemoOptions01.kt
+++ b/orx-jvm/orx-gui/src/demo/kotlin/DemoOptions01.kt
@@ -25,6 +25,9 @@ fun main() = application {
 
         gui.add(settings)
         extend(gui)
+        gui.onChange { name, value ->
+            println("$name: $value")
+        }
         extend {
             when (settings.option) {
                 BackgroundColors.Pink -> drawer.clear(ColorRGBa.PINK)
diff --git a/orx-jvm/orx-gui/src/main/kotlin/Gui.kt b/orx-jvm/orx-gui/src/main/kotlin/Gui.kt
index 87c65662..be676ab3 100644
--- a/orx-jvm/orx-gui/src/main/kotlin/Gui.kt
+++ b/orx-jvm/orx-gui/src/main/kotlin/Gui.kt
@@ -730,6 +730,8 @@ class GUI(
                             obj,
                             it.value.data as? Enum<*> ?: error("no data")
                         )
+
+                        onChangeListener?.invoke(parameter.property!!.name, it.value.data as? Enum<*> ?: error("no data"))
                     }
                     getPersistedOrDefault(
                         compartment.label,