I\'m building a WPF application that is designed to act as a notification toolbar for sending messages to users of an enterprise software platform. It\'s a bar that is a spe
These are called AppBars in Windows and you can use the SHAppBarMessage function to "dock" your window to a side of a monitor. Then other windows, when maximized, will not obscure the docked window.
Here's a link to a similar question that has more information, including a link to a CodeProject page that walks you through creating one.