Theme color for eventList highlight

TODO.md

@@ -1,6 +1,5 @@
 # TODO
 
-- focus color
 - Long-press-drag to select multiple messages on touch
 - Drag to select multiple messages on non-touch
 

src/gui/Pages/Chat/Timeline/EventList.qml

@@ -76,6 +76,11 @@ Rectangle {
         model: ModelStore.get(chat.userId, chat.roomId, "events")
         delegate: EventDelegate {}
 
+        highlight: Rectangle {
+            color: theme.chat.message.focusedHighlight
+            opacity: theme.chat.message.focusedHighlightOpacity
+        }
+
         // Since the list is BottomToTop, this is actually a header
         footer: Item {
             width: eventList.width

src/themes/Glass.qpl

@@ -343,6 +343,9 @@ chat:
         int horizontalSpacing: theme.spacing / 1.25
         int verticalSpacing:   theme.spacing / 1.75
 
+        color focusedHighlight:       colors.accentBackground
+        real focusedHighlightOpacity: 0.4
+
         color background:    colors.mediumBackground
         color ownBackground: colors.strongBackground
         color checkedBackground: colors.accentBackground

src/themes/Midnight.qpl

@@ -356,6 +356,9 @@ chat:
         int horizontalSpacing: theme.spacing / 1.25
         int verticalSpacing:   theme.spacing / 1.75
 
+        color focusedHighlight:       colors.accentBackground
+        real focusedHighlightOpacity: 0.4
+
         color background:        colors.weakBackground
         color ownBackground:     colors.mediumBackground
         color checkedBackground: colors.accentBackground