Added "Save As..." to File menu; fixed file save checks; updated menu key shortcuts.

- Added metadata viewing and editing - Added prompting for save if the file has changed - Set saved MIDI input inactive if not found after restart - Updated menu key shortcuts to avoid conflicts with macOS - Added edit menu to allow copy, paste, etc., in outline and metadata dialogs.

Added outline editing (add, change or delete outline entries) Added Go to Page menu option Added display of file name and page number in title bar Removed the "Load last open file on startup" option

Fixed loading of last file on startup.

-Updated to return focus to main window (for Page Up, Down keys to work as expected) after outline selection -Updated to navigate to top after document load -Enabled close button -Fixed possible crash on startup

Improved the outline view to show two levels and to allow resizing.

-Fixed outline view when loading another file -Fixed dark mode

Added outline view and navigation.

-Added file menu with recent file list -Added option to load last open file on startup -Added page up and page down navigation commands.

Fixed page zooming after document drop.

-Updated preferences to allow page navigation with learned commands without closing the preferences window -Fixed text font color for dark mode.

-Added more MIDI control options, including command learning. -Fixed MIDI port change detection.

Added valid PDF file check Added MIDI channel selection