Codio lets you manage panels using either hotkeys or from the View > Panels menu.
Reset to Default Layout
If you want to quickly go back to a basic IDE layout, then this is easily done.
Mac : Cmd+Alt+R Win : Ctrl+Alt+R
Menu : View > Layouts > Default Layout
This splits the selected panel by drawing a vertical line down the middle, so you end up with two panels side by side.
Mac : Cmd+Alt+V Win : Ctrl+Alt+V
This splits the selected panel by drawing a horizontal line across the middle, so you end up with one panel on top of the new panel.
Mac : Cmd+Alt+H Win : Ctrl+Alt+H
This will close the selected panel and all the tabs within it.
Mac : Cmd+Alt+C Win : Ctrl+Alt+C
Restore File Tree
If you deliberately or inadvertently close the file tree, you can restore it from the View > Open/Show File Tree menu.
You can cycle between tabs in a panel using the keyboard.
Alt+Shift+. takes you to the previous tab and
Alt+Shift+. to the next. If you don’t like those key bindings, open up your preferences and change the