The Control Bar (and the main user interface) displays a timeline. The timeline information is dynamic and you as the user can choose which data is presented to you.

Play State
Play State shows you the current state Zoom Player is in (Playing/Paused/etc).

Time
Time shows you the current position within the currently playing media content.

Total Play Length
The total play length is the duration of the currently playing media content.

Remaining Play Time
Shows you the time remaining on the currently playing media content.

Video Resolution
The video resolution of the currently playing media content.

Media File Name / DVD Title and Chapter
Depending on Media or DVD modes, either the file name or the DVD's Title and Chapter numbers will be shown.

Current Time
Show the current time (a clock).

Idle State
Show the current mode (Audio/Media/DVD).