ripley.js — io.github.tatut/ripley 2023-09-19.264

JavaScript helpers

change-value clj

JavaScript for current on-change event value

enter-pressed? clj

JS for checking if enter was pressed

esc-pressed? clj

JS for checking if escape was pressed

eval-js-from-source clj

(eval-js-from-source source)

Output a script element that evaluates JS code from source. Evaluates JS whenever source changes. The source values must be valid scripts.

export-callbacks clj

(export-callbacks js-name->callback)

(export-callbacks object-name js-name->callback)

Output a JS script tag that exposes the given callbacks as global JS functions or inside a global object.

Names must be keywords denoting valid JS function names.

eg. (export-callbacks {:foo #(println "Hello" %)}) will create a JS function called foo that takes 1 argument and invokes the server side callback with it.

form-values clj

(form-values form-selector)

Extract form values as a map of key/value.

input-value clj

(input-value id)

Generate JS for getting the value of an input field by id.

js clj

(js callback-fn & js-params)

Create a JavaScript callback that evaluates JS in browser to get parameters

js-debounced clj

(js-debounced debounce-ms callback-fn & js-params)

Create callback that sends value only when parameters settle (aren't changed within given ms). This is useful for input values to prevent sending on each keystroke, only when user stops typing.

js-when clj

(js-when js-condition callback-fn & js-params)

Create a conditionally fired JS callback.

keycode clj

JavaScript for current event keycode

keycode-char clj

keycode-pressed? clj

(keycode-pressed? keycode)

Return JS code for checking if keypress event has given keycode

on-failure clj

(on-failure callback on-failure-js)

Add JS code that handles callback failure.

on-success clj

(on-success callback on-success-js)

Add JS code that is run after the callback is processed on the server.

prevent-default clj

wrap-ignore-success clj

(wrap-ignore-success fun)