Alta88 claims in Bug 531397 Comment 12 that his MoreLayoutsforThunderbird addon (1) fixes many bugs that occur when changing View > Layout.
Maybe he can help to fix this longstanding bug (15 duplicates since 2004), or somebody can get some coding inspiration from his addon.
(1) https://addons.mozilla.org/de/thunderbird/addon/morelayouts/
Alta88 claims in Bug 531397 Comment 12 that his MoreLayoutsforT hunderbird addon (1)
fixes many bugs that occur when changing View > Layout.
Maybe he can help to fix this longstanding bug (15 duplicates since 2004), or somebody can get some coding inspiration from his addon.
(1) https:/ /addons. mozilla. org/de/ thunderbird/ addon/morelayou ts/