Command reference

Key columns below show the shipped defaults. h5v.keymaps can override them for non-text-entry contexts.

Top-level commands

Command	Aliases	Args	Keys	Purpose
`seek`	—	`<index>`	—	Jump to an absolute index in the current content view
`goto`	`jump`, `open`	`<path>`	—	Select a node by HDF5 path
`up`	`dec`, `decrement`	`[amount]`	`Up`, `k`	Move up by a relative amount
`down`	`inc`, `increment`	`[amount]`	`Down`, `j`	Move down by a relative amount
`left`	—	`[amount]`	`Left`, `h`	Move left by a relative amount
`right`	—	`[amount]`	`Right`, `l`	Move right by a relative amount
`page-up`	`pgup`	—	`PageUp`, `Ctrl+U`	Move up by a page
`page-down`	`pgdown`	—	`PageDown`, `Ctrl+D`	Move down by a page
`focus`	—	`<target>`	`Shift+Arrows`	Focus a pane
`mode`	`view-mode`	`<mode>`	`Tab`	Switch between preview, matrix, and heatmap
`toggle-tree`	`tree`	—	`s`	Show or hide the tree pane
`reload`	`refresh`	—	`Ctrl+R`	Reload the current file
`configure`	`config`	`[reset]`	—	Open or reset the Lua config
`x`	—	`<prev	next>`	`x`, `X`
`row`	—	`<prev	next>`	`r`, `R`
`col`	`column`	`<prev	next>`	`c`, `C`
`dim`	`dimension`	`<prev	next>`	`[`, `]`
`index`	`selected-index`	`<prev	next> [amount]`	`Ctrl+A`, `Ctrl+X`, `Alt+Up/Down`
`help`	`?`	`[command]`	`?`	Open help or show help for one command
`attr`	`attribute`	`<create	delete> ...`	`a`, `d`, `Delete`
`repeat`	`again`	—	`.`	Repeat the last successful command
`mchart`	`multichart`	`<action> ...`	`M`	Control multichart
`press`	`key`, `keys`	`<key1> [key2] [key3] [key4]`	—	Dispatch key presses through the normal keymap
`heatmap`	—	`<action> ...`	—	Manage heatmap-specific range presets

Heatmap uses the existing movement commands:

Command	Effect in heatmap
`up [amount]`	Move the selected heatmap setting row
`down [amount]`	Move the selected heatmap setting row
`left [amount]`	Change the selected heatmap setting value
`right [amount]`	Change the selected heatmap setting value
`page-up`	Move to the previous segmented heatmap page
`page-down`	Move to the next segmented heatmap page

Command	Effect
`heatmap range list`	Show all built-in, configured, and session-added range presets
`heatmap range use <preset>`	Select an existing range preset by label or built-in alias
`heatmap range add <min> <max> [label]`	Add a session range preset and select it immediately

These actions are available from the keymap and can be scripted with press ...:

Key	Script form	Effect
`z`	`press z`	Zoom in
`Z`	`press Z`	Zoom out
`0`	`press 0`	Reset the viewport
`v`	`press v`	Clear the explicit selection
`H` / `J` / `K` / `L`	`press H` / `press J` / `press K` / `press L`	Pan the zoomed viewport

Direction
`prev`
`next`

Action	Form
`create`	`attr create <name> <type> <value>`
`delete`	`attr delete <name>`

Action	Example
open/show/close/hide/toggle	`mchart open`
add	`mchart add !/signals/sine_wave`
expr/expression/prompt	`mchart expr "($1[0..512], !/signals/cosine_wave[..512])"`
select / move	`mchart select next`
visible toggle / show / hide	`mchart visible hide`
remove / delete	`mchart delete`
clear / clear all / clear zoom	`mchart clear zoom`
fit all / selected	`mchart fit selected`
zoom in / out / reset	`mchart zoom in 25`
zoom x / y / uniform	`mchart zoom x in 20`
pan left / right	`mchart pan right 10`

press ctrl+w o
press M j enter

press uses the effective keymaps after config load, including custom keymap overrides.