From 8ec917b1c36ed1cf6ace64419307aa85fda4bee3 Mon Sep 17 00:00:00 2001
From: Junegunn Choi <junegunn.c@gmail.com>
Date: Sat, 1 Apr 2023 17:16:02 +0900
Subject: Add 'one' event

Close #2629
Close #2494
Close #459
---
 src/options.go  | 2 ++
 src/terminal.go | 6 ++++++
 src/tui/tui.go  | 1 +
 3 files changed, 9 insertions(+)

(limited to 'src')

diff --git a/src/options.go b/src/options.go
index 36ca7710..8703c0ec 100644
--- a/src/options.go
+++ b/src/options.go
@@ -622,6 +622,8 @@ func parseKeyChordsImpl(str string, message string, exit func(string)) map[tui.E
 			add(tui.Load)
 		case "focus":
 			add(tui.Focus)
+		case "one":
+			add(tui.One)
 		case "alt-enter", "alt-return":
 			chords[tui.CtrlAltKey('m')] = key
 		case "alt-space":
diff --git a/src/terminal.go b/src/terminal.go
index 57ff4f54..5ecba97b 100644
--- a/src/terminal.go
+++ b/src/terminal.go
@@ -932,6 +932,12 @@ func (t *Terminal) UpdateList(merger *Merger, reset bool) {
 			t.cy = count - util.Min(count, t.maxItems()) + pos
 		}
 	}
+	if !t.reading && t.merger.Length() == 1 {
+		one := tui.One.AsEvent()
+		if _, prs := t.keymap[one]; prs {
+			t.eventChan <- one
+		}
+	}
 	t.mutex.Unlock()
 	t.reqBox.Set(reqInfo, nil)
 	t.reqBox.Set(reqList, nil)
diff --git a/src/tui/tui.go b/src/tui/tui.go
index 3d67c489..b8b7ae6a 100644
--- a/src/tui/tui.go
+++ b/src/tui/tui.go
@@ -93,6 +93,7 @@ const (
 	Start
 	Load
 	Focus
+	One
 
 	AltBS
 
-- 
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