diff --git a/druid/base/lang_text.lua b/druid/base/lang_text.lua
index 5c81c03..f6a90ce 100644
--- a/druid/base/lang_text.lua
+++ b/druid/base/lang_text.lua
@@ -15,7 +15,7 @@ local const = require("druid.const")
 local settings = require("druid.system.settings")
 local component = require("druid.component")
 
-local M = component.create("lang_text", { const.ON_CHANGE_LANGUAGE })
+local M = component.create("lang_text", { const.ON_LANGUAGE_CHANGE })
 
 
 --- Component init function
@@ -35,7 +35,7 @@ function M.init(self, node, locale_id, no_adjust)
 end
 
 
-function M.on_change_language(self)
+function M.on_language_change(self)
 	if self.last_locale then
 		M.translate(self)
 	end
diff --git a/druid/const.lua b/druid/const.lua
index e94ebdc..316991d 100644
--- a/druid/const.lua
+++ b/druid/const.lua
@@ -27,8 +27,10 @@ M.ON_MESSAGE = hash("on_message")
 M.ON_UPDATE = hash("on_update")
 M.ON_INPUT_HIGH = hash("on_input_high")
 M.ON_INPUT = hash("on_input")
-M.ON_CHANGE_LANGUAGE = hash("on_change_language")
-M.ON_LAYOUT_CHANGED = hash("on_layout_changed")
+M.ON_LANGUAGE_CHANGE = hash("on_language_change")
+M.ON_LAYOUT_CHANGE = hash("on_layout_change")
+M.ON_FOCUS_LOST = hash("on_focus_lost")
+M.ON_FOCUS_GAINED = hash("on_focus_gained")
 
 
 M.PIVOTS = {
@@ -45,8 +47,10 @@ M.PIVOTS = {
 
 
 M.SPECIFIC_UI_MESSAGES = {
-	[M.ON_CHANGE_LANGUAGE] = "on_change_language",
-	[M.ON_LAYOUT_CHANGED] = "on_layout_changed"
+	[M.ON_LANGUAGE_CHANGE] = "on_language_change",
+	[M.ON_LAYOUT_CHANGE] = "on_layout_change",
+	[M.ON_FOCUS_LOST] = "on_focus_lost",
+	[M.ON_FOCUS_GAINED] = "on_focus_gained",
 }