In Windows Explorer, you right click on a file, a context menu shows up which contains built-in items like \'Send to...\' and/or 3rd party actions such as \'zip file with Wi
Here is an exmple how the operating system logic behind the "Send To ... | Mail recipient" context menu item can be used from a Delphi application to open the default mail client, displaying a new mail with the passed (selected) files attached: