From c41924399b1c0b06b451159644789fe00a29d7da Mon Sep 17 00:00:00 2001
From: 1STEP621 <86859447+1STEP621@users.noreply.github.com>
Date: Fri, 15 Dec 2023 17:18:31 +0900
Subject: コード入力ボックスでTabを入力できるように (#12671)
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---
 packages/frontend/src/components/MkTextarea.vue | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'packages/frontend/src/components/MkTextarea.vue')

diff --git a/packages/frontend/src/components/MkTextarea.vue b/packages/frontend/src/components/MkTextarea.vue
index 23fdd5bfe1..696787122e 100644
--- a/packages/frontend/src/components/MkTextarea.vue
+++ b/packages/frontend/src/components/MkTextarea.vue
@@ -91,6 +91,16 @@ const onKeydown = (ev: KeyboardEvent) => {
 	if (ev.code === 'Enter') {
 		emit('enter');
 	}
+
+	if (props.code && ev.key === 'Tab') {
+		const pos = inputEl.value?.selectionStart ?? 0;
+		const posEnd = inputEl.value?.selectionEnd ?? v.value.length;
+		v.value = v.value.slice(0, pos) + '\t' + v.value.slice(posEnd);
+		nextTick(() => {
+			inputEl.value?.setSelectionRange(pos + 1, pos + 1);
+		});
+		ev.preventDefault();
+	}
 };
 
 const updated = () => {
-- 
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