>From 0b56777754cc5112c35c04d1da2a1154eed6e0bd Mon Sep 17 00:00:00 2001 From: Po Lu Date: Wed, 20 Oct 2021 15:36:59 +0800 Subject: [PATCH] Fix tab bar item highlight when a mouse click is dropped * src/xdisp.c (note_mouse_highlight): Clear last_tab_bar_item if the movement wasn't made on top of the tab bar. --- src/xdisp.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/src/xdisp.c b/src/xdisp.c index 1a65066ef9..888bf2d88d 100644 --- a/src/xdisp.c +++ b/src/xdisp.c @@ -33786,6 +33786,14 @@ note_mouse_highlight (struct frame *f, int x, int y) else return; } + else + { + /* The mouse might have pressed into the tab bar, but might + also have been released outside the tab bar, so + f->last_tab_bar_item must be reset, in order to make sure the + item can be still highlighted again in the future. */ + f->last_tab_bar_item = -1; + } #endif #if defined (HAVE_WINDOW_SYSTEM) && ! defined (HAVE_EXT_TOOL_BAR) -- 2.31.1