mini-iframe-rpc

Simple Javascript library for postMessage-based inter iframe (or window) communication.

Installation

npm install --save mini-iframe-rpc

Building and testing

npm run build

Usage

If you want to establish communication between a parent window and it's child iframe, then in the parent, do:

<script src="mini_iframe_rpc.js"></script>
<script>
    const iframe = ...
    const rpc = mini_iframe_rpc();
    rpc.register('mySuperFunction', () => alert(1));
</script>

To call this code from the iframe, do:

<script src="mini_iframe_rpc.js"></script>
<script>
    const iframe = ...
    const rpc = mini_iframe_rpc();
    rpc.invoke(window.parent, "http://window-parent-location.com", 'mySuperFunction');
</script>

Packaging

Packaging is partly based on https://github.com/Hotell/typescript-lib-starter/