From 8bb92abe8dd3ca26eacb6df989651649dcd9a2f8 Mon Sep 17 00:00:00 2001
From: aybe <aybe@users.noreply.github.com>
Date: Thu, 4 Jul 2024 21:43:26 +0200
Subject: [PATCH] Add menu item "Video/Center window"

Makes one's life much simpler now.
---
 CHANGELOG                 |  1 +
 src/gui/menu.cpp          |  1 +
 src/gui/menu_callback.cpp | 10 ++++++++++
 3 files changed, 12 insertions(+)

diff --git a/CHANGELOG b/CHANGELOG
index 0ccad8f3ca..1a587ac607 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,6 +1,7 @@
 NEXT
   - fix off-center and off-screen window after entering the
     configuration tool while using TTF output mode (aybe).
+  - add menu item for centering window "Video/Center window" (aybe).
 2024.07.01
   - Correct Hercules InColor memory emulation. Read and write planar
     behavior was incorrect due to a misunderstanding of available
diff --git a/src/gui/menu.cpp b/src/gui/menu.cpp
index 1c4c6bf381..bb624729ba 100644
--- a/src/gui/menu.cpp
+++ b/src/gui/menu.cpp
@@ -525,6 +525,7 @@ static const char *def_menu_video[] =
 #endif
     "VideoRatioMenu",
     "mapper_aspratio",
+    "center_window",
 #if !defined(C_SDL2) && defined(MACOSX)
     "highdpienable",
 #endif
diff --git a/src/gui/menu_callback.cpp b/src/gui/menu_callback.cpp
index fb77cee1c3..baf9bfd6cd 100644
--- a/src/gui/menu_callback.cpp
+++ b/src/gui/menu_callback.cpp
@@ -2071,6 +2071,13 @@ bool vsync_set_syncrate_menu_callback(DOSBoxMenu * const menu,DOSBoxMenu::item *
     return true;
 }
 
+bool center_window_menu_callback(DOSBoxMenu * const menu,DOSBoxMenu::item * const menuitem) {
+    (void)menu;//UNUSED
+    (void)menuitem;//UNUSED
+    SDL_SetWindowPosition(sdl.window, SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED);
+    return true;
+}
+
 bool set_titletext_menu_callback(DOSBoxMenu * const menu,DOSBoxMenu::item * const menuitem) {
     (void)menu;//UNUSED
     (void)menuitem;//UNUSED
@@ -3198,6 +3205,9 @@ void AllocCallback1() {
                         set_callback_function(scaler_set_menu_callback);
                 }
 
+                mainMenu.alloc_item(DOSBoxMenu::item_type_id,"center_window").set_text("Center window").
+                    set_callback_function(center_window_menu_callback);
+
                 mainMenu.alloc_item(DOSBoxMenu::item_type_id,"set_titletext").set_text("Set title bar text...").
                     set_callback_function(set_titletext_menu_callback);