From 1296aa108b6fccce45655c78fccdc10f102d33fc Mon Sep 17 00:00:00 2001
From: Federico Guerinoni <guerinoni.federico@gmail.com>
Date: Sun, 5 Feb 2023 03:26:20 +0100
Subject: Ladybird: Close tab clicking wheel of the mouse

---
 Ladybird/BrowserWindow.cpp | 18 ++++++++++++++++++
 Ladybird/BrowserWindow.h   |  3 +++
 2 files changed, 21 insertions(+)

(limited to 'Ladybird')

diff --git a/Ladybird/BrowserWindow.cpp b/Ladybird/BrowserWindow.cpp
index faccfc978a..14cc23dfe7 100644
--- a/Ladybird/BrowserWindow.cpp
+++ b/Ladybird/BrowserWindow.cpp
@@ -22,6 +22,7 @@
 #include <QGuiApplication>
 #include <QInputDialog>
 #include <QPlainTextEdit>
+#include <QTabBar>
 
 extern DeprecatedString s_serenity_resource_root;
 extern Browser::Settings* s_settings;
@@ -31,6 +32,7 @@ BrowserWindow::BrowserWindow(Browser::CookieJar& cookie_jar, StringView webdrive
     , m_webdriver_content_ipc_path(webdriver_content_ipc_path)
 {
     m_tabs_container = new QTabWidget(this);
+    m_tabs_container->installEventFilter(this);
     m_tabs_container->setElideMode(Qt::TextElideMode::ElideRight);
     m_tabs_container->setMovable(true);
     m_tabs_container->setTabsClosable(true);
@@ -504,3 +506,19 @@ void BrowserWindow::copy_selected_text()
         clipboard->setText(qstring_from_ak_deprecated_string(text));
     }
 }
+
+bool BrowserWindow::eventFilter(QObject* obj, QEvent* event)
+{
+    if (event->type() == QEvent::MouseButtonRelease) {
+        auto const* const mouse_event = static_cast<QMouseEvent*>(event);
+        if (mouse_event->button() == Qt::MouseButton::MiddleButton) {
+            if (obj == m_tabs_container) {
+                auto const tab_index = m_tabs_container->tabBar()->tabAt(mouse_event->pos());
+                close_tab(tab_index);
+                return true;
+            }
+        }
+    }
+
+    return QMainWindow::eventFilter(obj, event);
+}
diff --git a/Ladybird/BrowserWindow.h b/Ladybird/BrowserWindow.h
index 790421d868..5a5438dc94 100644
--- a/Ladybird/BrowserWindow.h
+++ b/Ladybird/BrowserWindow.h
@@ -54,6 +54,9 @@ public slots:
     void select_all();
     void copy_selected_text();
 
+protected:
+    bool eventFilter(QObject* obj, QEvent* event);
+
 private:
     void debug_request(DeprecatedString const& request, DeprecatedString const& argument = "");
 
-- 
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