Tooltip Controls

A tooltip control is a small pop-up window that displays a single line of descriptive text giving the purpose of tools in an application. A tool is either a window, such as a child window or control, or an application-defined rectangular area within a window's client area.

Software for developers

Delphi Components
.Net Components
Software for Android Developers

More information resources

MegaDetailed.Net
Unix Manual Pages
Delphi Examples