From 7c349574d7c813e9c79685e4109db2fa56502db0 Mon Sep 17 00:00:00 2001
From: kobewi <kobewi4e@gmail.com>
Date: Thu, 11 Aug 2022 18:10:07 +0200
Subject: [PATCH] Optimize theme usage in editor log

(cherry picked from commit c65360eed1842d1f337e094113f472798131b8f7)
---
 editor/editor_log.cpp | 35 ++++++++++++++++++++---------------
 editor/editor_log.h   | 10 ++++++++++
 2 files changed, 30 insertions(+), 15 deletions(-)

diff --git a/editor/editor_log.cpp b/editor/editor_log.cpp
index 0e43b15c8fd..95f73444d1d 100644
--- a/editor/editor_log.cpp
+++ b/editor/editor_log.cpp
@@ -58,18 +58,23 @@ void EditorLog::_error_handler(void *p_self, const char *p_func, const char *p_f
 }
 
 void EditorLog::_notification(int p_what) {
-	if (p_what == NOTIFICATION_ENTER_TREE) {
-		//button->set_icon(get_icon("Console","EditorIcons"));
-		log->add_font_override("normal_font", get_font("output_source", "EditorFonts"));
-		log->add_color_override("selection_color", get_color("accent_color", "Editor") * Color(1, 1, 1, 0.4));
-	} else if (p_what == NOTIFICATION_THEME_CHANGED) {
-		Ref<DynamicFont> df_output_code = get_font("output_source", "EditorFonts");
-		if (df_output_code.is_valid()) {
+	switch (p_what) {
+		case NOTIFICATION_ENTER_TREE:
+		case NOTIFICATION_THEME_CHANGED: {
 			if (log != nullptr) {
-				log->add_font_override("normal_font", get_font("output_source", "EditorFonts"));
-				log->add_color_override("selection_color", get_color("accent_color", "Editor") * Color(1, 1, 1, 0.4));
+				Ref<DynamicFont> df_output_code = get_font("output_source", "EditorFonts");
+				if (df_output_code.is_valid()) {
+					log->add_font_override("normal_font", get_font("output_source", "EditorFonts"));
+					log->add_color_override("selection_color", get_color("accent_color", "Editor") * Color(1, 1, 1, 0.4));
+				}
 			}
-		}
+
+			theme_cache.error_color = get_color("error_color", "Editor");
+			theme_cache.error_icon = get_icon("Error", "EditorIcons");
+			theme_cache.warning_color = get_color("warning_color", "Editor");
+			theme_cache.warning_icon = get_icon("Warning", "EditorIcons");
+			theme_cache.message_color = get_color("font_color", "Editor") * Color(1, 1, 1, 0.6);
+		} break;
 	}
 }
 
@@ -104,22 +109,22 @@ void EditorLog::add_message(const String &p_msg, MessageType p_type) {
 		case MSG_TYPE_STD: {
 		} break;
 		case MSG_TYPE_ERROR: {
-			log->push_color(get_color("error_color", "Editor"));
-			Ref<Texture> icon = get_icon("Error", "EditorIcons");
+			log->push_color(theme_cache.error_color);
+			Ref<Texture> icon = theme_cache.error_icon;
 			log->add_image(icon);
 			log->add_text(" ");
 			tool_button->set_icon(icon);
 		} break;
 		case MSG_TYPE_WARNING: {
-			log->push_color(get_color("warning_color", "Editor"));
-			Ref<Texture> icon = get_icon("Warning", "EditorIcons");
+			log->push_color(theme_cache.warning_color);
+			Ref<Texture> icon = theme_cache.warning_icon;
 			log->add_image(icon);
 			log->add_text(" ");
 			tool_button->set_icon(icon);
 		} break;
 		case MSG_TYPE_EDITOR: {
 			// Distinguish editor messages from messages printed by the project
-			log->push_color(get_color("font_color", "Editor") * Color(1, 1, 1, 0.6));
+			log->push_color(theme_cache.message_color);
 		} break;
 	}
 
diff --git a/editor/editor_log.h b/editor/editor_log.h
index 1dfe7895fb9..e0d6910ea84 100644
--- a/editor/editor_log.h
+++ b/editor/editor_log.h
@@ -46,6 +46,16 @@
 class EditorLog : public VBoxContainer {
 	GDCLASS(EditorLog, VBoxContainer);
 
+	struct {
+		Color error_color;
+		Ref<Texture> error_icon;
+
+		Color warning_color;
+		Ref<Texture> warning_icon;
+
+		Color message_color;
+	} theme_cache;
+
 	Button *clearbutton;
 	Button *copybutton;
 	Label *title;