feat(ui/chat): add scrollbar support

go.mod

@@ -8,16 +8,16 @@ require (
 	github.com/BurntSushi/toml v1.6.0
 	github.com/alecthomas/chroma/v2 v2.23.1
 	github.com/andybalholm/brotli v1.2.0
-	github.com/ayn2op/tview v0.0.0-20260208071935-3324c648db69
+	github.com/ayn2op/tview v0.0.0-20260217050221-5431d879e14f
 	github.com/deckarep/gosx-notifier v0.0.0-20180201035817-e127226297fb
-	github.com/diamondburned/arikawa/v3 v3.6.1-0.20250928004212-a891a653eb26
+	github.com/diamondburned/arikawa/v3 v3.6.1-0.20260216052616-fcce349c9c59
 	github.com/diamondburned/ningen/v3 v3.0.1-0.20250920191746-98fbd92e134d
 	github.com/gdamore/tcell/v3 v3.1.2
 	github.com/gen2brain/beeep v0.11.2
 	github.com/google/go-cmp v0.6.0
 	github.com/google/uuid v1.6.0
 	github.com/gorilla/websocket v1.5.3
-	github.com/klauspost/compress v1.18.3
+	github.com/klauspost/compress v1.18.4
 	github.com/ncruces/zenity v0.10.14
 	github.com/sahilm/fuzzy v0.1.1
 	github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e
@@ -51,11 +51,11 @@ require (
 	github.com/tadvi/systray v0.0.0-20190226123456-11a2b8fa57af // indirect
 	github.com/twmb/murmur3 v1.1.8 // indirect
 	go4.org v0.0.0-20260112195520-a5071408f32f // indirect
-	golang.org/x/exp/shiny v0.0.0-20260112195511-716be5621a96 // indirect
-	golang.org/x/image v0.35.0 // indirect
-	golang.org/x/mobile v0.0.0-20260204172633-1dceadbbeea3 // indirect
-	golang.org/x/sys v0.40.0 // indirect
-	golang.org/x/term v0.39.0 // indirect
-	golang.org/x/text v0.33.0 // indirect
+	golang.org/x/exp/shiny v0.0.0-20260212183809-81e46e3db34a // indirect
+	golang.org/x/image v0.36.0 // indirect
+	golang.org/x/mobile v0.0.0-20260211191516-dcd2a3258864 // indirect
+	golang.org/x/sys v0.41.0 // indirect
+	golang.org/x/term v0.40.0 // indirect
+	golang.org/x/text v0.34.0 // indirect
 	golang.org/x/time v0.14.0 // indirect
 )

go.sum

@@ -14,8 +14,8 @@ github.com/alecthomas/repr v0.5.2 h1:SU73FTI9D1P5UNtvseffFSGmdNci/O6RsqzeXJtP0Qs
 github.com/alecthomas/repr v0.5.2/go.mod h1:Fr0507jx4eOXV7AlPV6AVZLYrLIuIeSOWtW57eE/O/4=
 github.com/andybalholm/brotli v1.2.0 h1:ukwgCxwYrmACq68yiUqwIWnGY0cTPox/M94sVwToPjQ=
 github.com/andybalholm/brotli v1.2.0/go.mod h1:rzTDkvFWvIrjDXZHkuS16NPggd91W3kUSvPlQ1pLaKY=
-github.com/ayn2op/tview v0.0.0-20260208071935-3324c648db69 h1:DU0vNRmldUajM4tY5feFG/WsxaLhiPUHuWaQotmCLH8=
-github.com/ayn2op/tview v0.0.0-20260208071935-3324c648db69/go.mod h1:g6IOdF9SlnVZMDnRABANP8I0LFseKyYxWqEkzBSL5ho=
+github.com/ayn2op/tview v0.0.0-20260217050221-5431d879e14f h1:uRMzAVw6E7Wjs3o/H6wx9ZH++a9eGJY65kXZwZWCdQw=
+github.com/ayn2op/tview v0.0.0-20260217050221-5431d879e14f/go.mod h1:g6IOdF9SlnVZMDnRABANP8I0LFseKyYxWqEkzBSL5ho=
 github.com/danieljoos/wincred v1.2.3 h1:v7dZC2x32Ut3nEfRH+vhoZGvN72+dQ/snVXo/vMFLdQ=
 github.com/danieljoos/wincred v1.2.3/go.mod h1:6qqX0WNrS4RzPZ1tnroDzq9kY3fu1KwE7MRLQK4X0bs=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -25,8 +25,8 @@ github.com/dchest/jsmin v1.0.0 h1:Y2hWXmGZiRxtl+VcTksyucgTlYxnhPzTozCwx9gy9zI=
 github.com/dchest/jsmin v1.0.0/go.mod h1:AVBIund7Mr7lKXT70hKT2YgL3XEXUaUk5iw9DZ8b0Uc=
 github.com/deckarep/gosx-notifier v0.0.0-20180201035817-e127226297fb h1:6S+TKObz6+Io2c8IOkcbK4Sz7nj6RpEVU7TkvmsZZcw=
 github.com/deckarep/gosx-notifier v0.0.0-20180201035817-e127226297fb/go.mod h1:wf3nKtOnQqCp7kp9xB7hHnNlZ6m3NoiOxjrB9hFRq4Y=
-github.com/diamondburned/arikawa/v3 v3.6.1-0.20250928004212-a891a653eb26 h1:B6Kna0iznIlJocfHQENuMTajtKjaBUyTLo2zeB/ipgY=
-github.com/diamondburned/arikawa/v3 v3.6.1-0.20250928004212-a891a653eb26/go.mod h1:thocAM2X8lRDHuEZR5vWYaT4w+tb/vOKa1qm+r0gs5A=
+github.com/diamondburned/arikawa/v3 v3.6.1-0.20260216052616-fcce349c9c59 h1:Ua4Rl0sKqj3CSqe3MpDQ44426Avj6knp+LNMIccpPb8=
+github.com/diamondburned/arikawa/v3 v3.6.1-0.20260216052616-fcce349c9c59/go.mod h1:TpV2GvCJIYSwAXUEAx4sutPcftyAbVidiFlG6l7K0go=
 github.com/diamondburned/ningen/v3 v3.0.1-0.20250920191746-98fbd92e134d h1:wS6HWl86RFItw38sUSdXlulj0VarV4G+9Rlv8j+p3oQ=
 github.com/diamondburned/ningen/v3 v3.0.1-0.20250920191746-98fbd92e134d/go.mod h1:9PWnJlArEASrZQI89KQiBJBYOEDcsDyfhFcxRTL8eO4=
 github.com/dlclark/regexp2 v1.11.5 h1:Q/sSnsKerHeCkc/jSTNq1oCm7KiVgUMZRDUoRu0JQZQ=
@@ -60,8 +60,8 @@ github.com/jackmordaunt/icns/v3 v3.0.1 h1:xxot6aNuGrU+lNgxz5I5H0qSeCjNKp8uTXB1j8
 github.com/jackmordaunt/icns/v3 v3.0.1/go.mod h1:5sHL59nqTd2ynTnowxB/MDQFhKNqkK8X687uKNygaSQ=
 github.com/josephspurrier/goversioninfo v1.5.0 h1:9TJtORoyf4YMoWSOo/cXFN9A/lB3PniJ91OxIH6e7Zg=
 github.com/josephspurrier/goversioninfo v1.5.0/go.mod h1:6MoTvFZ6GKJkzcdLnU5T/RGYUbHQbKpYeNP0AgQLd2o=
-github.com/klauspost/compress v1.18.3 h1:9PJRvfbmTabkOX8moIpXPbMMbYN60bWImDDU7L+/6zw=
-github.com/klauspost/compress v1.18.3/go.mod h1:R0h/fSBs8DE4ENlcrlib3PsXS61voFxhIs2DeRhCvJ4=
+github.com/klauspost/compress v1.18.4 h1:RPhnKRAQ4Fh8zU2FY/6ZFDwTVTxgJ/EMydqSTzE9a2c=
+github.com/klauspost/compress v1.18.4/go.mod h1:R0h/fSBs8DE4ENlcrlib3PsXS61voFxhIs2DeRhCvJ4=
 github.com/kylelemons/godebug v1.1.0 h1:RPNrshWIDI6G2gRW9EHilWtl7Z6Sb1BR0xunSBf0SNc=
 github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw=
 github.com/lucasb-eyer/go-colorful v1.3.0 h1:2/yBRLdWBZKrf7gB40FoiKfAWYQ0lqNcbuQwVHXptag=
@@ -117,12 +117,12 @@ golang.design/x/clipboard v0.7.1 h1:OEG3CmcYRBNnRwpDp7+uWLiZi3hrMRJpE9JkkkYtz2c=
 golang.design/x/clipboard v0.7.1/go.mod h1:i5SiIqj0wLFw9P/1D7vfILFK0KHMk7ydE72HRrUIgkg=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
-golang.org/x/exp/shiny v0.0.0-20260112195511-716be5621a96 h1:wJ3cDLvYRAWzRt6f3e2VwVlziH3httfx2PGMa8hqqWo=
-golang.org/x/exp/shiny v0.0.0-20260112195511-716be5621a96/go.mod h1:hq/Ge0xSczE7aHicXVhn3Kd0j3hOtWQR4KEgAwemgdk=
-golang.org/x/image v0.35.0 h1:LKjiHdgMtO8z7Fh18nGY6KDcoEtVfsgLDPeLyguqb7I=
-golang.org/x/image v0.35.0/go.mod h1:MwPLTVgvxSASsxdLzKrl8BRFuyqMyGhLwmC+TO1Sybk=
-golang.org/x/mobile v0.0.0-20260204172633-1dceadbbeea3 h1:NiJtT7g4ncNFVjVZMAYNBrPSNhIjFYPj8UKA8MEw2A4=
-golang.org/x/mobile v0.0.0-20260204172633-1dceadbbeea3/go.mod h1:wReH3Q1agKmmLapipWFnd4NSs8KPz3fK6mSEZjXLkrg=
+golang.org/x/exp/shiny v0.0.0-20260212183809-81e46e3db34a h1:pCkykR/N0jWVZoY0vl/3zjgys3YxHlrcTlJ/xL9ZMps=
+golang.org/x/exp/shiny v0.0.0-20260212183809-81e46e3db34a/go.mod h1:zxsA7NyDTOUjcveVwAMFI/YIErWwayTW/4RGqB/RzKk=
+golang.org/x/image v0.36.0 h1:Iknbfm1afbgtwPTmHnS2gTM/6PPZfH+z2EFuOkSbqwc=
+golang.org/x/image v0.36.0/go.mod h1:YsWD2TyyGKiIX1kZlu9QfKIsQ4nAAK9bdgdrIsE7xy4=
+golang.org/x/mobile v0.0.0-20260211191516-dcd2a3258864 h1:cTVynMSsMYgbUrtia2HB1jrhdUwQNtQti91vUCyjMp4=
+golang.org/x/mobile v0.0.0-20260211191516-dcd2a3258864/go.mod h1:4OGHIUSBiIqyFAQDaX1tpY0BVnO20DvNDeATBu8aeFQ=
 golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
 golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
@@ -139,20 +139,20 @@ golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.40.0 h1:DBZZqJ2Rkml6QMQsZywtnjnnGvHza6BTfYFWY9kjEWQ=
-golang.org/x/sys v0.40.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
+golang.org/x/sys v0.41.0 h1:Ivj+2Cp/ylzLiEU89QhWblYnOE9zerudt9Ftecq2C6k=
+golang.org/x/sys v0.41.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
-golang.org/x/term v0.39.0 h1:RclSuaJf32jOqZz74CkPA9qFuVTX7vhLlpfj/IGWlqY=
-golang.org/x/term v0.39.0/go.mod h1:yxzUCTP/U+FzoxfdKmLaA0RV1WgE0VY7hXBwKtY/4ww=
+golang.org/x/term v0.40.0 h1:36e4zGLqU4yhjlmxEaagx2KuYbJq3EwY8K943ZsHcvg=
+golang.org/x/term v0.40.0/go.mod h1:w2P8uVp06p2iyKKuvXIm7N/y0UCRt3UfJTfZ7oOpglM=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
-golang.org/x/text v0.33.0 h1:B3njUFyqtHDUI5jMn1YIr5B0IE2U0qck04r6d4KPAxE=
-golang.org/x/text v0.33.0/go.mod h1:LuMebE6+rBincTi9+xWTY8TztLzKHc/9C1uBCG27+q8=
+golang.org/x/text v0.34.0 h1:oL/Qq0Kdaqxa1KbNeMKwQq0reLCCaFtqu2eNuSeNHbk=
+golang.org/x/text v0.34.0/go.mod h1:homfLqTYRFyVYemLBFl5GgL/DWEiH5wcsQ5gSh1yziA=
 golang.org/x/time v0.14.0 h1:MRx4UaLrDotUKUdCIqzPC48t1Y9hANFKIRpNx+Te8PI=
 golang.org/x/time v0.14.0/go.mod h1:eL/Oa2bBBK0TkX57Fyni+NgnyQQN4LitPmob2Hjnqw4=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=

internal/config/config.toml

@@ -156,7 +156,7 @@ bottom = "End"
 
 # style = { foreground = "", background = "", attributes = "" or [""] }
 [theme.title]
-alignment = "left" # `"left"`, `"center"`, or `"right"`.
+alignment = "left"                                           # `"left"`, `"center"`, or `"right"`.
 normal_style = { attributes = "dim" }
 active_style = { foreground = "green", attributes = "bold" }
 
@@ -182,6 +182,13 @@ auto_expand_folders = true
 graphics = true
 graphics_color = "default"
 
+[theme.scroll_bar]
+visibility = "auto"
+# "minimal", "box_drawing", or "unicode"
+glyph_set = "unicode"
+track_style = { attributes = "dim" }
+thumb_style = {}
+
 [theme.messages_list]
 reply_indicator = ">"
 forwarded_indicator = "<"

internal/config/theme.go

@@ -107,6 +107,46 @@ func (bw *BorderSetWrapper) UnmarshalTOML(val any) error {
 	return nil
 }
 
+type GlyphSetWrapper struct{ tview.GlyphSet }
+
+func (gw *GlyphSetWrapper) UnmarshalTOML(val any) error {
+	s, ok := val.(string)
+	if !ok {
+		return errInvalidType
+	}
+
+	switch s {
+	case "minimal":
+		gw.GlyphSet = tview.MinimalGlyphSet()
+	case "box_drawing", "boxdrawing", "box":
+		gw.GlyphSet = tview.BoxDrawingGlyphSet()
+	case "unicode":
+		gw.GlyphSet = tview.UnicodeGlyphSet()
+	}
+
+	return nil
+}
+
+type ScrollBarVisibilityWrapper struct{ tview.ScrollBarVisibility }
+
+func (vw *ScrollBarVisibilityWrapper) UnmarshalTOML(val any) error {
+	s, ok := val.(string)
+	if !ok {
+		return errInvalidType
+	}
+
+	switch s {
+	case "automatic", "auto":
+		vw.ScrollBarVisibility = tview.ScrollBarVisibilityAutomatic
+	case "always":
+		vw.ScrollBarVisibility = tview.ScrollBarVisibilityAlways
+	case "never", "hidden", "off":
+		vw.ScrollBarVisibility = tview.ScrollBarVisibilityNever
+	}
+
+	return nil
+}
+
 type (
 	ThemeStyle struct {
 		NormalStyle StyleWrapper `toml:"normal_style"`
@@ -161,11 +201,19 @@ type (
 		BackgroundStyle StyleWrapper `toml:"background_style"`
 	}
 
+	ScrollBarTheme struct {
+		Visibility ScrollBarVisibilityWrapper `toml:"visibility"`
+		GlyphSet   GlyphSetWrapper            `toml:"glyph_set"`
+		TrackStyle StyleWrapper               `toml:"track_style"`
+		ThumbStyle StyleWrapper               `toml:"thumb_style"`
+	}
+
 	Theme struct {
 		Title        TitleTheme        `toml:"title"`
 		Footer       FooterTheme       `toml:"footer"`
 		Border       BorderTheme       `toml:"border"`
 		GuildsTree   GuildsTreeTheme   `toml:"guilds_tree"`
+		ScrollBar    ScrollBarTheme    `toml:"scroll_bar"`
 		MessagesList MessagesListTheme `toml:"messages_list"`
 		MentionsList MentionsListTheme `toml:"mentions_list"`
 		Dialog       DialogTheme       `toml:"dialog"`

internal/ui/chat/channels_picker.go

@@ -30,6 +30,11 @@ func newChannelsPicker(cfg *config.Config, chatView *View) *channelsPicker {
 
 	cp.SetSelectedFunc(cp.onSelected)
 	cp.SetTitle("Channels")
+	cp.SetScrollBarVisibility(cfg.Theme.ScrollBar.Visibility.ScrollBarVisibility)
+	cp.SetScrollBar(tview.NewScrollBar().
+		SetTrackStyle(cfg.Theme.ScrollBar.TrackStyle.Style).
+		SetThumbStyle(cfg.Theme.ScrollBar.ThumbStyle.Style).
+		SetGlyphSet(cfg.Theme.ScrollBar.GlyphSet.GlyphSet))
 	cp.SetKeyMap(&picker.KeyMap{
 		Cancel: cfg.Keybinds.Picker.Cancel,
 		Up:     cfg.Keybinds.Picker.Up,

internal/ui/chat/messages_list.go

@@ -85,6 +85,11 @@ func newMessagesList(cfg *config.Config, chatView *View) *messagesList {
 	ml.SetBuilder(ml.buildItem)
 	ml.SetChangedFunc(ml.onRowCursorChanged)
 	ml.SetTrackEnd(true)
+	ml.SetScrollBarVisibility(cfg.Theme.ScrollBar.Visibility.ScrollBarVisibility)
+	ml.SetScrollBar(tview.NewScrollBar().
+		SetTrackStyle(cfg.Theme.ScrollBar.TrackStyle.Style).
+		SetThumbStyle(cfg.Theme.ScrollBar.ThumbStyle.Style).
+		SetGlyphSet(cfg.Theme.ScrollBar.GlyphSet.GlyphSet))
 	ml.SetInputCapture(ml.onInputCapture)
 	return ml
 }

pkg/picker/picker.go

@@ -85,6 +85,16 @@ func (p *Picker) SetKeyMap(keyMap *KeyMap) {
 	p.keyMap = keyMap
 }
 
+// SetScrollBarVisibility sets when the picker's list scrollBar is rendered.
+func (p *Picker) SetScrollBarVisibility(visibility tview.ScrollBarVisibility) {
+	p.list.SetScrollBarVisibility(visibility)
+}
+
+// SetScrollBar sets the scrollBar primitive used by the picker's list.
+func (p *Picker) SetScrollBar(scrollBar *tview.ScrollBar) {
+	p.list.SetScrollBar(scrollBar)
+}
+
 func (p *Picker) SetSelectedFunc(onSelected SelectedFunc) {
 	p.onSelected = onSelected
 }