From bb27eaaf1e58316c6124f2d16a1fba6b0a033141 Mon Sep 17 00:00:00 2001
From: Clyde Stubbs <2366188+clydebarrow@users.noreply.github.com>
Date: Tue, 10 Dec 2024 12:25:29 +1100
Subject: [PATCH] [lvgl] Add `on_change` event (#7939)

---
 esphome/components/lvgl/defines.py      | 1 +
 tests/components/lvgl/lvgl-package.yaml | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/esphome/components/lvgl/defines.py b/esphome/components/lvgl/defines.py
index 5371f110a6..02323f9655 100644
--- a/esphome/components/lvgl/defines.py
+++ b/esphome/components/lvgl/defines.py
@@ -168,6 +168,7 @@ LV_EVENT_MAP = {
     "READY": "READY",
     "CANCEL": "CANCEL",
     "ALL_EVENTS": "ALL",
+    "CHANGE": "VALUE_CHANGED",
 }
 
 LV_EVENT_TRIGGERS = tuple(f"on_{x.lower()}" for x in LV_EVENT_MAP)
diff --git a/tests/components/lvgl/lvgl-package.yaml b/tests/components/lvgl/lvgl-package.yaml
index 556ce105ee..b1b89adfe0 100644
--- a/tests/components/lvgl/lvgl-package.yaml
+++ b/tests/components/lvgl/lvgl-package.yaml
@@ -165,6 +165,11 @@ lvgl:
               - Nov
               - Dec
             selected_index: 1
+            on_change:
+              then:
+                - logger.log:
+                    format: "Roller changed = %d: %s"
+                    args: [x, text.c_str()]
             on_value:
               then:
                 - logger.log: