From f0fe44f35504788edc241e347252384517a33087 Mon Sep 17 00:00:00 2001
From: "C. McEnroe" <june@causal.agency>
Date: Sun, 6 Sep 2020 20:40:29 -0400
Subject: Add C-r, C-s for basic scrollback search

---
 ui.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'ui.c')

diff --git a/ui.c b/ui.c
index 4178d8f..676f969 100644
--- a/ui.c
+++ b/ui.c
@@ -518,6 +518,17 @@ static void windowScrollHot(struct Window *window, int dir) {
 	}
 }
 
+static void
+windowScrollSearch(struct Window *window, const char *str, int dir) {
+	size_t from = BufferCap - window->scroll - MAIN_LINES + MarkerLines + dir;
+	for (size_t i = from; i < BufferCap; i += dir) {
+		const struct Line *line = bufferHard(window->buffer, i);
+		if (!line || !strcasestr(line->str, str)) continue;
+		windowScrollTo(window, BufferCap - i);
+		break;
+	}
+}
+
 struct Util uiNotifyUtil;
 static void notify(uint id, const char *str) {
 	if (!uiNotifyUtil.argc) return;
@@ -877,6 +888,8 @@ static void keyCtrl(wchar_t ch) {
 		break; case L'L': clearok(curscr, true);
 		break; case L'N': uiShowNum(windows.show + 1);
 		break; case L'P': uiShowNum(windows.show - 1);
+		break; case L'R': windowScrollSearch(window, editBuffer(NULL), -1);
+		break; case L'S': windowScrollSearch(window, editBuffer(NULL), +1);
 		break; case L'T': edit(id, EditTranspose, 0);
 		break; case L'U': edit(id, EditDeleteHead, 0);
 		break; case L'V': windowScrollPage(window, -1);
-- 
cgit 1.4.1