TaskTray Weeknumber Display

TaskTrayWeek is a small Windows tray application for quick week-number lookups.

The tray icon shows the current week number using Monday as the first day of the week and the first-four-day week rule.

Tray Menu

Right-clicking the tray icon opens a menu with:

1. Force update refreshes the week number shown in the tray icon.
2. Get date from week accepts a week number from 1 to 53. Press Enter to show the Monday for that week in the current year.
3. Get week from date accepts a date using the current Windows culture. Press Enter to show the week number for that date.
4. Start on boot toggles whether TaskTrayWeek starts when the current Windows user signs in.
5. Exit closes the application.

Invalid input is shown directly in the input field:

• Invalid week numbers show Week must be 1-53.
• Invalid dates show Use DD-MM-YYYY.

Startup Behavior

The Start on boot option writes to the current user's Windows startup registry key:

HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

This does not require administrator permissions.

Requirements

• Windows
• .NET 10 runtime, unless using a self-contained release build