Main Window serves as a workplace for Editor Windows. It also contains shortcuts to most functions of Able MIDI Editor. See Menu Reference for a complete list of menu commands.
Main Able MIDI Editor functions are accessible with the toolbar:
New button creates new empty editor window.
Open button opens new files. Scroll the filter list in an open dialog to open different types of files.
Save button saves a currently active file.
Close button closes a currently active file window.
Arrange arranges all child windows in a special way.