The ClassNameIs method or DelphiVCL.Application.ClassNameIs is used to determine whether an object is of a specific type when you develop windows software.
ClassNameIs determines whether an object instance or class reference has a class name that matches a specified string. This is useful to query objects across modules or shared libraries.
Let’s browse all the properties, methods, and…
DelphiVCL.PaintBox or TPaintBox provides a canvas that applications can use for rendering an image when you develop Windows software.
We can use TPaintBox to add custom images to a form. Unlike TImage, which displays an image that is stored in a bitmap, icon, or metafile…
