Overview

Some Meteor Blaze helpers for HTML manupulations.

Installation

meteor add imajus:html-helpers

Related packages

• imajus:common-helpers
• imajus:string-helpers
• imajus:bootstrap-helpers

Contents

Package provides following global Blaze helpers:

• dump(...args) – Returns JSON-fied args as a string.

<pre>{{dump currentUser currentRoute}}</pre>

• activeClass(current, expected, initial) – When current equals expected, returns 'active' string literal. If initial value is true, helper returns 'active' for empty current value as well. To be used in lists-like interactive UI components, like menus. For more general helper which you can use to return other string literal rather than 'active', see when from imajus:common-helpers.

<ul class="menu">
  <li class="{{activeClass currentRoute 'home' true}}">Home</li>
  <li class="{{activeClass currentRoute 'contact'}}">Contact Us</li>
  ...
</ul>

• numberClass(num) – Returns one of 'positive', 'negative' or 'zero' literal values depending on num value.
• selected(current, expected, initial) – Adds selected attribute when current equals expected. If initial value is true, helpers will also adds attribute in case of current is empty.

<select>
  <option {{selected value 'first' true}}>First</select>
  <option {{selected value 'second'}}>Second</select>
</select>

• checked(current, expected, initial) – Adds checked attribute when current equals expected. If initial value is true, helpers will also adds attribute in case of current is empty.

<input type="radio" {{checked value 'first' true}}> First
<input type="radio" {{checked value 'second'}}> Second

• disabled(current, expected, initial) – Adds disabled attribute when current equals expected. If initial value is true, helpers will also adds attribute in case of current is empty.

<button {{disabled value 'first' true}}>First</button>
<button {{disabled value 'second'}}>Second</button>