From 04017c25bb719c31bb18d43b4bcb96c4736f8d91 Mon Sep 17 00:00:00 2001
From: Junegunn Choi <junegunn.c@gmail.com>
Date: Sat, 25 Jan 2025 11:22:32 +0900
Subject: Add 'bell' action to ring the terminal bell

---
 src/tui/dummy.go | 1 +
 src/tui/light.go | 4 ++++
 src/tui/tcell.go | 4 ++++
 src/tui/tui.go   | 1 +
 4 files changed, 10 insertions(+)

(limited to 'src/tui')

diff --git a/src/tui/dummy.go b/src/tui/dummy.go
index 1e62e849..1cfb292e 100644
--- a/src/tui/dummy.go
+++ b/src/tui/dummy.go
@@ -44,6 +44,7 @@ func (r *FullscreenRenderer) PassThrough(string)                 {}
 func (r *FullscreenRenderer) Clear()                             {}
 func (r *FullscreenRenderer) NeedScrollbarRedraw() bool          { return false }
 func (r *FullscreenRenderer) ShouldEmitResizeEvent() bool        { return false }
+func (r *FullscreenRenderer) Bell()                              {}
 func (r *FullscreenRenderer) Refresh()                           {}
 func (r *FullscreenRenderer) Close()                             {}
 func (r *FullscreenRenderer) Size() TermSize                     { return TermSize{} }
diff --git a/src/tui/light.go b/src/tui/light.go
index f4688060..56e9ae0b 100644
--- a/src/tui/light.go
+++ b/src/tui/light.go
@@ -32,6 +32,10 @@ const consoleDevice string = "/dev/tty"
 var offsetRegexp = regexp.MustCompile("(.*)\x1b\\[([0-9]+);([0-9]+)R")
 var offsetRegexpBegin = regexp.MustCompile("^\x1b\\[[0-9]+;[0-9]+R")
 
+func (r *LightRenderer) Bell() {
+	r.flushRaw("\a")
+}
+
 func (r *LightRenderer) PassThrough(str string) {
 	r.queued.WriteString("\x1b7" + str + "\x1b8")
 }
diff --git a/src/tui/tcell.go b/src/tui/tcell.go
index 0bf160c4..3c3e13fc 100644
--- a/src/tui/tcell.go
+++ b/src/tui/tcell.go
@@ -100,6 +100,10 @@ const (
 	BoldForce     = Attr(1 << 10)
 )
 
+func (r *FullscreenRenderer) Bell() {
+	_screen.Beep()
+}
+
 func (r *FullscreenRenderer) PassThrough(str string) {
 	// No-op
 	// https://github.com/gdamore/tcell/pull/650#issuecomment-1806442846
diff --git a/src/tui/tui.go b/src/tui/tui.go
index 32aefc79..eab5ad7e 100644
--- a/src/tui/tui.go
+++ b/src/tui/tui.go
@@ -580,6 +580,7 @@ type Renderer interface {
 	PassThrough(string)
 	NeedScrollbarRedraw() bool
 	ShouldEmitResizeEvent() bool
+	Bell()
 
 	GetChar() Event
 
-- 
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