Emacs: Split Windows

Emacs Split Window Commands:

split-window-below 【Ctrl+x 2】

Split window into top bottom.

split-window-right 【Ctrl+x 3】

Split window into left right.

delete-other-windows 【Ctrl+x 1】

Unsplit all.

delete-window 【Ctrl+x 0】

Remove current pane.

other-window 【Ctrl+x o】

Move cursor to next pane.

Note, emacs terminology of window/frame is reversed from modern meaning.

• emacs jargon “window” means frame or pane.
• emacs jargon “frame” means window.

Adjust Split Pane Size

• Mouse drag the horizontal bar (the mode line, aka status bar) to adjust the split pane size.
• To adjust left/right split panes, drag on the spot at the bottom of the verticle scroll bar.

Or, you can use keys. Here's the commands:

enlarge-window 【Ctrl+x ^】

Increase height.

shrink-window

Decrease height.

enlarge-window-horizontally 【Ctrl+x }】

Increase width.

shrink-window-horizontally 【Ctrl+x {】

Decrease width.

shrink-window-if-larger-than-buffer 【Ctrl+x -】

Shrink a window to fit its content.

balance-windows 【Ctrl+x +】

Make all panes same width/height.

Most of these commands also take a argument. Alt+x universal-argument 【Ctrl+u】 first then type a number, then, call the command that adjust window size.