From 2fa765bbd53f2b07eba8012e350cdea8b8afe13c Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Sat, 1 May 2021 18:22:29 +0200
Subject: [PATCH] LibGUI: Add getter/setter for GUI::Window modified state

This state lives in WindowServer and has no local copy in the client
process for now. This may turn out to be a performance issue, and if
it does we can easily cache it.
---
 Userland/Libraries/LibGUI/Window.cpp | 14 ++++++++++++++
 Userland/Libraries/LibGUI/Window.h   |  5 ++++-
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/Userland/Libraries/LibGUI/Window.cpp b/Userland/Libraries/LibGUI/Window.cpp
index bd59e41f12..87cfcedb3f 100644
--- a/Userland/Libraries/LibGUI/Window.cpp
+++ b/Userland/Libraries/LibGUI/Window.cpp
@@ -1084,4 +1084,18 @@ void Window::set_menubar(RefPtr<Menubar> menubar)
     }
 }
 
+bool Window::is_modified() const
+{
+    if (!m_window_id)
+        return false;
+    return WindowServerConnection::the().send_sync<Messages::WindowServer::IsWindowModified>(m_window_id)->modified();
+}
+
+void Window::set_modified(bool modified)
+{
+    if (!m_window_id)
+        return;
+    WindowServerConnection::the().post_message(Messages::WindowServer::SetWindowModified(m_window_id, modified));
+}
+
 }
diff --git a/Userland/Libraries/LibGUI/Window.h b/Userland/Libraries/LibGUI/Window.h
index f8c765f468..20b0a642dd 100644
--- a/Userland/Libraries/LibGUI/Window.h
+++ b/Userland/Libraries/LibGUI/Window.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
+ * Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */
@@ -29,6 +29,9 @@ public:
 
     static Window* from_window_id(int);
 
+    bool is_modified() const;
+    void set_modified(bool);
+
     bool is_modal() const { return m_modal; }
     void set_modal(bool);