style: add msglist_gutter and msglist_pill to config

Allow a user to change the default style of the message list scrollbar.
There is no easy way to set the default style for an object directly in
code, so I've updated every built-in theme to preserve the existing
style.

Signed-off-by: Konstantin Shelekhin <k.shelekhin@ftml.net>
Acked-by: Robin Jarry <robin@jarry.cc>

10 files changed, 19 insertions, 2 deletions

diff --git a/CHANGELOG.md b/CHANGELOG.md
index e4d63bd4..4ff6bbd0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -24,6 +24,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
   `:compose`, `:forward`, `:recall`, etc.).
 - Remove headers from the compose window with `:header -d <name>`.
 - Add option `-r` to `:attach` to pipe the attachments in.
+- Add `msglist_gutter` and `msglist_pill` styles for message list scrollbar.
 
 ### Fixed
 
diff --git a/config/style.go b/config/style.go
index 417f42b6..2b1ef41a 100644
--- a/config/style.go
+++ b/config/style.go
@@ -40,6 +40,8 @@ const (
 	STYLE_MSGLIST_RESULT
 	STYLE_MSGLIST_ANSWERED
 	STYLE_MSGLIST_THREAD_FOLDED
+	STYLE_MSGLIST_GUTTER
+	STYLE_MSGLIST_PILL
 
 	STYLE_DIRLIST_DEFAULT
 	STYLE_DIRLIST_UNREAD
@@ -81,6 +83,8 @@ var StyleNames = map[string]StyleObject{
 	"msglist_marked":   STYLE_MSGLIST_MARKED,
 	"msglist_result":   STYLE_MSGLIST_RESULT,
 	"msglist_answered": STYLE_MSGLIST_ANSWERED,
+	"msglist_gutter":   STYLE_MSGLIST_GUTTER,
+	"msglist_pill":     STYLE_MSGLIST_PILL,
 
 	"msglist_thread_folded": STYLE_MSGLIST_THREAD_FOLDED,
 
diff --git a/doc/aerc-stylesets.7.scd b/doc/aerc-stylesets.7.scd
index 54736434..9d54e0be 100644
--- a/doc/aerc-stylesets.7.scd
+++ b/doc/aerc-stylesets.7.scd
@@ -109,6 +109,10 @@ styling.
 :  The messages which match the current search.
 |  *msglist_answered*
 :  The messages marked as answered.
+|  *msglist_gutter*
+:  The message list gutter.
+|  *msglist_pill*
+:  The message list pill.
 |  *dirlist_default*
 :  The default style for directories in the directory list.
 |  *dirlist_unread*
diff --git a/stylesets/blue b/stylesets/blue
index c3e8c47e..c598ef92 100644
--- a/stylesets/blue
+++ b/stylesets/blue
@@ -32,6 +32,7 @@ msglist_marked.fg=white
 msglist_marked.selected.fg=white
 msglist_marked.bg=#005f87
 msglist_marked.selected.bg=#005fff
+msglist_pill.reverse=true
 
 completion_pill.reverse=true
 selector_focused.bold=true
diff --git a/stylesets/default b/stylesets/default
index 19eeb03d..f3ea2733 100644
--- a/stylesets/default
+++ b/stylesets/default
@@ -27,6 +27,7 @@ statusline_warning.reverse=true
 msglist_unread.bold=true
 msglist_deleted.fg=gray
 msglist_result.fg=green
+msglist_pill.reverse=true
 
 completion_pill.reverse=true
 
diff --git a/stylesets/dracula b/stylesets/dracula
index c400865a..9e24f422 100644
--- a/stylesets/dracula
+++ b/stylesets/dracula
@@ -32,6 +32,7 @@ msglist_marked.fg=black
 msglist_marked.selected.fg=black
 msglist_marked.bg=#BD93F9
 msglist_marked.selected.bg=#9956f5
+msglist_pill.reverse=true
 
 completion_pill.reverse=false
 selector_focused.bold=false
diff --git a/stylesets/nord b/stylesets/nord
index 8f7d5140..f099a43f 100644
--- a/stylesets/nord
+++ b/stylesets/nord
@@ -34,6 +34,8 @@ msglist_flagged.bold=true
 msglist_unread.fg=#8fbcbb
 msglist_unread.selected.bg=#88C0D0
 
+msglist_pill.reverse=true
+
 statusline_default.fg=#49576b
 statusline_error.fg=#94545d
 
diff --git a/stylesets/pink b/stylesets/pink
index eb76a3f6..1f73d0f7 100644
--- a/stylesets/pink
+++ b/stylesets/pink
@@ -34,6 +34,7 @@ msglist_marked.fg=white
 msglist_marked.selected.fg=white
 msglist_marked.bg=#de4e85
 msglist_marked.selected.bg=#c93687
+msglist_pill.reverse=true
 
 completion_pill.reverse=true
 selector_focused.bold=true
diff --git a/stylesets/solarized b/stylesets/solarized
index 2d65e1a0..026c3755 100644
--- a/stylesets/solarized
+++ b/stylesets/solarized
@@ -23,6 +23,7 @@ msglist_marked.bg=#81a1c1
 msglist_unread.fg=#b58900
 msglist_unread.selected.bg=#b58900
 msglist_unread.selected.fg=#002b36
+msglist_pill.reverse=true
 statusline_*.bg=#859900
 statusline_*.fg=#002b36
 statusline_error.bg=#d33682
diff --git a/widgets/msglist.go b/widgets/msglist.go
index a334d0d4..dcb4cd31 100644
--- a/widgets/msglist.go
+++ b/widgets/msglist.go
@@ -237,8 +237,9 @@ func addMessage(
 }
 
 func (ml *MessageList) drawScrollbar(ctx *ui.Context) {
-	gutterStyle := tcell.StyleDefault
-	pillStyle := tcell.StyleDefault.Reverse(true)
+	uiConfig := ml.aerc.SelectedAccountUiConfig()
+	gutterStyle := uiConfig.GetStyle(config.STYLE_MSGLIST_GUTTER)
+	pillStyle := uiConfig.GetStyle(config.STYLE_MSGLIST_PILL)
 
 	// gutter
 	ctx.Fill(0, 0, 1, ctx.Height(), ' ', gutterStyle)