From 8f95dce3ece6eccf240ed0b994fb267bf390bf30 Mon Sep 17 00:00:00 2001
From: Saya Andy <saya.andy@posteo.com>
Date: Mon, 7 Sep 2026 14:07:24 +0700
Subject: diff: split refs and other options into separate panels

The diff controls panel mixed the from/to ref pickers with the
rendering options (context, space, mode). Split it into two panels,
stacked vertically: one for the refs and one for the other options,
so each groups related controls.
---
 ui-diff.c | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

(limited to 'ui-diff.c')

diff --git a/ui-diff.c b/ui-diff.c
index ae4c9de..5ee3830 100644
--- a/ui-diff.c
+++ b/ui-diff.c
@@ -370,12 +370,11 @@ void cgit_print_diff_ctrls(void)
 {
 	int i, curr;
 
-	html("<div class='cgit-panel'>");
-	html("<b>diff options</b>");
-	html("<form method='get'>");
+	html("<form class='diff-ctrls' method='get'>");
 	/*
 	 * Emit the same hidden fields as cgit_add_hidden_formfields(), except
-	 * id/id2, which are carried by the ref-picker selects below.
+	 * id/id2, which are carried by the ref-picker selects below.  One
+	 * form wraps both panels so any submission carries all controls.
 	 */
 	if (!ctx.cfg.virtual_root) {
 		struct strbuf url = STRBUF_INIT;
@@ -391,6 +390,8 @@ void cgit_print_diff_ctrls(void)
 	if (ctx.qry.showmsg)
 		html_hidden("showmsg", "1");
 
+	html("<div class='cgit-panel'>");
+	html("<b>diff refs</b>");
 	html("<table>");
 	html("<tr><td colspan='2'/></tr>");
 
@@ -409,6 +410,13 @@ void cgit_print_diff_ctrls(void)
 		cgit_print_ref_select("id", new_ref);
 		html("</td></tr>");
 	}
+	html("</table>");
+	html("</div>");
+
+	html("<div class='cgit-panel'>");
+	html("<b>diff options</b>");
+	html("<table>");
+	html("<tr><td colspan='2'/></tr>");
 
 	html("<tr>");
 	html("<td class='label'>context:</td>");
@@ -443,8 +451,8 @@ void cgit_print_diff_ctrls(void)
 	html("<tr><td/><td class='ctrl'>");
 	html("<noscript><input type='submit' value='reload'/></noscript>");
 	html("</td></tr></table>");
-	html("</form>");
 	html("</div>");
+	html("</form>");
 }
 
 void cgit_print_diff(const char *new_rev, const char *old_rev,
-- 
cgit v1.3.1+14