Rhythm Horizon Hotkeys

Song Selection

Ctrl + P Start the current song (same as enter)
Left Ctrl + Left/Right Switch charts for player 1
Right Ctrl + Left/Right Switch charts for player 2
F1 Options options for player 1
F2 Options options for player 2
Ctrl + F Opens the sort menu
Ctrl + Q Return to title menu

Player Options

Ctrl + +/- Increments / decrements selected numeric field

Gameplay

Ctrl + P Restart the song
F5 Restart the song
Hold Enter Go to evaluation
Esc Return to previous screen
pg up/pg down Switch evaluation tab

Evaluation

Ctrl + P Replay the song
pg up/pg down Switch evaluation tab

Content Browser

up/down Change selected item
pg up/pg down Change selected item by a page
home/end Jump to first / last item
shift + (any of the above) Select multiple items
ctrl + A Select all items
enter Open Selected Group / Song / Chart
esc Move up a view level or close the browser
alt + up Move up a view level
f5 Refresh current view
alt + left/right Go to backward / forward in view history
backspace Go to backward in view history
left/right Switch keyboard control between buttons
tab/shift + tab Switch keyboard control between buttons
space Activate Selected Button

Rhythm Horizon Editor Hotkeys

Editor Gameplay

esc Return to the editor at the current beat
space/enter Return to the editor at the start of the play range
ctrl + p Restart the song
f5 Restart the song

Editor Display

Mouse wheel Scroll the view position through the chart
ctrl + mouse wheel Increase / Decrease note spacing
ctrl + up/down Increase / Decrease note spacing
ctrl + + Zoom into notefield
ctrl + - Zoom out from notefield
ctrl + 0 Reset zoom of notefield

Editor Quantization

left/right Change quantization to the next snap
ctrl + left/right Change quantization by 1

Editor Standard Controls

Ctrl + Q Return to title menu
up/down Move prompt up/down by the current quantization
pg up/pg down Move prompt up/down by 1 measure
home/end Move prompt to first / last note in chart
ctrl + home/end Move prompt to first / last beat in the song
shift + (any of the above) Move prompt and select area in between

ctrl + , Move to previous note
ctrl + . Move to next note
ctrl + shift + , Move to prev timing change / breakpoint
ctrl + shift + . Move to next timing change / breakpoint

ctrl + a Select all notes
ctrl + c Copy selected range
ctrl + x Cut selected range
ctrl + v paste from clipboard
delete/backspace Clear selected notes

ctrl + shift + c Copy to new layer
ctrl + shift + x Cut to new layer
ctrl + shift + v Paste from clipboard on next click

ctrl + z Undo chart change
ctrl + y Redo chart change
ctrl + shift + z Undo song change
ctrl + shift + y Redo song change

ctrl + shift + a Toggle Auto-Advance on/off

ctrl + p Play from prompt position
ctrl + shift + p Play selected range
ctrl + alt + p Play from start of song

ctrl + r Preview from prompt position
ctrl + shift + r Preview selected range
ctrl + alt + r Preview from start of song

alt Activate Top menus
ctrl + s Save

q Place P1 Up-Left note
a Place P1 Left note
z Place P1 Down-Left note
w Place P1 Up note
s Place P1 Center note
x Place P1 Down note
e Place P1 Up-Right note
d Place P1 Right note
c Place P1 Down-Right note

r Place P2 Up-Left note
f Place P2 Left note
v Place P2 Down-Left note
t Place P2 Up note
g Place P1 Center note
b Place P2 Down note
y Place P2 Up-Right note
h Place P2 Right note
n Place P2 Down-Right note

shift + (any of the above) Place a mine
Hold (any of the above) + move the prompt Place a hold

tab Switch to mouse controls

Editor Mouse Controls

Click Place a note
shift + click Place a mine
Click and drag Place a hold
Right click Erase a note
Right click and drag Erase multiple notes

Display and quantization commands listed above are recognized.
Most other keyboard inputs will break out of mouse mode.

Editor Paste On Next Click

Display and quantization commands listed above are recognized.
shift + left/right/up/down will move the notes relative to the cursor.