From 71e5e2d7951ae4c268e167aab32c35aeb7793d46 Mon Sep 17 00:00:00 2001
From: Koni Marti <koni.marti@gmail.com>
Date: Tue, 24 May 2022 19:12:35 +0200
Subject: [PATCH] ui: check bounds before drawing dialog

Check bounds before drawing a dialog window to avoid a panic when
resizing the terminal window.

Signed-off-by: Koni Marti <koni.marti@gmail.com>
Acked-by: Robin Jarry <robin@jarry.cc>
---
 widgets/aerc.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/widgets/aerc.go b/widgets/aerc.go
index 0b4e36d..8339180 100644
--- a/widgets/aerc.go
+++ b/widgets/aerc.go
@@ -181,8 +181,9 @@ func (aerc *Aerc) Focus(focus bool) {
 func (aerc *Aerc) Draw(ctx *ui.Context) {
 	aerc.grid.Draw(ctx)
 	if aerc.dialog != nil {
-		aerc.dialog.Draw(ctx.Subcontext(4, ctx.Height()/2-2,
-			ctx.Width()-8, 4))
+		if w, h := ctx.Width(), ctx.Height(); w > 8 && h > 4 {
+			aerc.dialog.Draw(ctx.Subcontext(4, h/2-2, w-8, 4))
+		}
 	}
 }