From 40c6a236c96e4d19e6b1826a2d6bf0e761f021a0 Mon Sep 17 00:00:00 2001
From: David Aguilar <davvid@gmail.com>
Date: Tue, 12 Mar 2024 12:00:21 -0700
Subject: [PATCH] Ensure that the shell is always visible

The old protocol may not send the default_colors_set message.
Use a timer to make sure that the shell is always visible,
even if no messages are sent by nvim.
---
 src/gui/shell.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/gui/shell.cpp b/src/gui/shell.cpp
index 19a602226..9886029f8 100644
--- a/src/gui/shell.cpp
+++ b/src/gui/shell.cpp
@@ -368,6 +368,15 @@ void Shell::init()
 
 	// Set initial value
 	m_nvim->api0()->vim_set_var("GuiWindowFrameless", (windowFlags() & Qt::FramelessWindowHint) ? 1: 0);
+
+	// Make the shell visible even when default_colors_set is not received,
+	// e.g. when using the deprecated cell-based grid protocol.
+	QTimer::singleShot(300, [&]() {
+		if (!m_shown) {
+			setVisible(true);
+			m_shown = true;
+		}
+	});
 }
 
 void Shell::neovimError(NeovimConnector::NeovimError err)