LibGUI: Tighten invalidation rect for TabWidget

Previously the whole bar was repainted, there's no need to invalidate past the last tab button.
Author: https://github.com/metmo Commit: bab83ecc95 Pull-request: https://github.com/SerenityOS/serenity/pull/8882 Reviewed-by: https://github.com/gunnarbeutner ✅
2025-09-10 19:46:03 +00:00 · 2021-07-19 12:01:04 +02:00 · 2021-07-19 12:01:04 +02:00 · bab83ecc95 · 2024-07-18 08:44:52 +09:00
commit bab83ecc95
parent b57f7def1f
1 changed files with 1 additions and 0 deletions
--- a/Userland/Libraries/LibGUI/TabWidget.cpp
+++ b/Userland/Libraries/LibGUI/TabWidget.cpp
@ -412,6 +412,7 @@ void TabWidget::update_bar()
 {
    auto invalidation_rect = bar_rect();
    invalidation_rect.set_height(invalidation_rect.height() + 1);
+    invalidation_rect.set_right(button_rect(static_cast<int>(m_tabs.size() - 1)).right());
    update(invalidation_rect);
 }