ngraham added a comment.
Here's my suggestions for what to display in the applet for various conditions: Feature disabled: no tray icon shown anywhere Feature enabled but not active: tray icon in passive state (only in pop-up) with the following text: > Night color is inactive > Activation will begin at <time> Feature enabled, transition to turning on is in progress: tray icon is in active state with the following text: > Night color is activating > Colors fully changed at <time> Feature enabled and colors are fully changed: tray icon is in active state with the following text: > Night color is active with color temperature <target color temperature> > Deactivation will begin at <time> tomorrow Feature enabled, transition to turning off is in progress: tray icon is in active state with the following text: > Night color is deactivating > Colors will return to normal at <time> REPOSITORY R114 Plasma Addons REVISION DETAIL https://phabricator.kde.org/D26688 To: zzag, #plasma, #vdg Cc: ngraham, anthonyfieroni, plasma-devel, LeGast00n, The-Feren-OS-Dev, jraleigh, zachus, fbampaloukas, GB_2, ragreen, ZrenBot, alexeymin, himcesjf, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, ahiemstra, mart