From 0e92178007ccfa8997c87a5b89e859a396224277 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Thu, 18 Mar 2021 18:48:02 -0400
Subject: main-menu: Link buttons (for arrow keys nav)

---
(limited to 'src')

diff --git a/src/main-menu.c b/src/main-menu.c
index 910ecc6..9583668 100644
--- a/src/main-menu.c
+++ b/src/main-menu.c
@@ -208,7 +208,33 @@ db_main_menu(void)
 		if (buttons[i + 2]->texture_over == NULL) {
 			goto err;
 		}
+		if (i > 0) {
+			buttons[i + 2]->u = buttons[i + 1];
+			buttons[i + 1]->d = buttons[i + 2];
+		}
+		buttons[i + 2]->l = NULL;
+		buttons[i + 2]->r = buttons[0];
+	}
+
+	/* Help button links */
+	buttons[0]->u = NULL;
+	buttons[0]->d = buttons[1];
+	if (n > 0) {
+		buttons[0]->l = buttons[2];
+	} else {
+		buttons[0]->l = NULL;
+	}
+	buttons[0]->r = NULL;
+
+	/* Quit button links */
+	buttons[1]->u = buttons[0];
+	buttons[1]->d = NULL;
+	if (n > 0) {
+		buttons[1]->l = buttons[2];
+	} else {
+		buttons[1]->l = NULL;
 	}
+	buttons[1]->r = NULL;
 
 	SDL_RenderPresent(renderer);
 	SDL_Delay(1000);
--
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