spacevim/docs/api/prompt.md
JIe 2bb7059579
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Markdown

---
title: "prompt API"
description: "create cmdline prompt and handle input"
---
# [Available APIs](../) >> prompt
<!-- vim-markdown-toc GFM -->
- [Intro](#intro)
- [Functions](#functions)
- [Key bindings](#key-bindings)
<!-- vim-markdown-toc -->
## Intro
This api provides some basic Functions for generating cmdline prompt and handle input.
Example:
```lua
local pmt = require('spacevim.api.prompt')
local nt = require('spacevim.api.notify')
pmt._handle_fly = function(str)
nt.notify(str)
end
pmt.open()
```
## Functions
| function name | description |
| --------------------- | ---------------------------------------------- |
| `_handle_fly(string)` | function to handle input, default is `''` |
| `_onclose()` | exit function, default is `''` |
| `_oninputpro()` | function before `_handle_fly`, default is `''` |
| `_function_key` | a dict of keys and handle functions |
## Key bindings
| Key Bindings | Descriptions |
| ------------- | --------------------------------------------- |
| Ctrl-r | read from register, need insert register name |
| Left / Right | move cursor to left or right |
| BackSpace | remove last character |
| Ctrl-w | remove the Word before the cursor |
| Ctrl-u | remove the Line before the cursor |
| Ctrl-k | remove the Line after the cursor |
| Ctrl-a / Home | Go to the beginning of the line |
| Ctrl-e / End | Go to the end of the line |