Add a config option for unread buffer text color

This patch adds the ability to set a config option for changing the
foreground text color of unread buffers

(This was refactored slightly by delthas.)

2 files changed, 12 insertions, 4 deletions

diff --git a/ui/buffers.go b/ui/buffers.go
index fa77414..553de9e 100644
--- a/ui/buffers.go
+++ b/ui/buffers.go
@@ -195,6 +195,8 @@ type buffer struct {
 }
 
 type BufferList struct {
+	colors ConfigColors
+
 	list    []buffer
 	overlay *buffer
 	current int
@@ -210,8 +212,9 @@ type BufferList struct {
 
 // NewBufferList returns a new BufferList.
 // Call Resize() once before using it.
-func NewBufferList(mergeLine func(*Line, Line)) BufferList {
+func NewBufferList(colors ConfigColors, mergeLine func(*Line, Line)) BufferList {
 	return BufferList{
+		colors:      colors,
 		list:        []buffer{},
 		clicked:     -1,
 		doMergeLine: mergeLine,
@@ -550,7 +553,7 @@ func (bs *BufferList) DrawVerticalBufferList(screen tcell.Screen, x0, y0, width,
 		y := y0 + i
 		st := tcell.StyleDefault
 		if b.unread {
-			st = st.Bold(true)
+			st = st.Bold(true).Foreground(bs.colors.Unread)
 		}
 		if bi == bs.current || bi == bs.clicked {
 			st = st.Reverse(true)
@@ -644,7 +647,7 @@ func (bs *BufferList) DrawHorizontalBufferList(screen tcell.Screen, x0, y0, widt
 		}
 		st := tcell.StyleDefault
 		if b.unread {
-			st = st.Bold(true)
+			st = st.Bold(true).Foreground(bs.colors.Unread)
 		} else if i == bs.current {
 			st = st.Underline(true)
 		}
diff --git a/ui/ui.go b/ui/ui.go
index f3d232b..77757cb 100644
--- a/ui/ui.go
+++ b/ui/ui.go
@@ -19,6 +19,11 @@ type Config struct {
 	AutoComplete     func(cursorIdx int, text []rune) []Completion
 	Mouse            bool
 	MergeLine        func(former *Line, addition Line)
+	Colors           ConfigColors
+}
+
+type ConfigColors struct {
+	Unread tcell.Color
 }
 
 type UI struct {
@@ -84,7 +89,7 @@ func New(config Config) (ui *UI, err error) {
 		close(ui.Events)
 	}()
 
-	ui.bs = NewBufferList(ui.config.MergeLine)
+	ui.bs = NewBufferList(config.Colors, ui.config.MergeLine)
 	ui.e = NewEditor(ui.config.AutoComplete)
 	ui.Resize()