README

Select2 is a jQuery based replacement for select boxes. It supports searching, remote data sets, and infinite scrolling of results.

Installation

The preferred way to install this extension is through composer.

Either run

php composer.phar require --prefer-dist moonlandsoft/bootui-select2 "*"

or add

"moonlandsoft/bootui-select2": "*"

to the require section of your composer.json file.

Usage

Once the extension is installed, simply use it in your code by :

<?php
echo Select2::widget([
	'name' => 'selection-name', 
	'value' => 'first',
	'items' => ['first' => 'First Option', 'second' => 'Second Option', 'third' => 'Third Option'], 
	'options' => ['class' => 'form-control'],
	'addon' => ['prepend' => 'Select']
]);

echo $form->field($model, 'attribute')->widget(Select2::className(), [
	'items' => ['first' => 'First Option', 'second' => 'Second Option', 'third' => 'Third Option'], 
	'options' => ['class' => 'form-control'],
	'addon' => ['prepend' => 'Select']
]);

Property

• items is an array data option.
• addon adding bootstrap input group like append or prepend.
• language select2 locale language.
• multiple set true for multiple selection.
• size sizing a dropdownlist. valid value are lg or Select2::LARGE and sm or Select2::SMALL.
• events the event handlers for the underlying Select2 Javascript plugin.

example :

<?php
use moonland\select2\Select2;

echo $form->field($model, 'attribute1')->widget(Select2::className(), [
	'items' => ['first' => 'First Option', 'second' => 'Second Option', 'third' => 'Third Option'], 
	'size' => Select2::LARGE,
	'addon' => [
		'prepend' => [Html::a('btn1', '#', ['class' => 'btn btn-default']), true], // prepend in single button, format [String $content, Boolean $asButton]
		'append' => [ // append in multiple button.
			[bootui\Button::widget(['label' => 'btn 2']), true],
			[bootui\Button::className(), ['label' => 'btn 3'], true], // format [$className, Array $config, Boolean $asButton]
		],
	],
]);

echo $form->field($model, 'attribute2')->widget(Select2::className(), [
	'items' => ['data1' => 'First Data', 'data2' => 'Second Data', 'data3' => 'Third Data'], 
	'events' => [
		'select2-opening' => 'function() { log("opening"); }',
		'select2-open' => 'function() { log("open"); }',
		'select2-close' => 'function() { log("close"); }',
	],
	'addon' => [
		'prepend' => 'Select Data',
	],
]);

More property see Select2 Documentation

example for use a function or object type :

<?php
echo Select2::widget([
	//jquery inline function
	'formatResult' => new JsExpression('function format(state) { if (!state.id) return state.text;return "" + state.text;}'),

	//call existing function
	'formatSelection' => new JsExpression('formatSelection()'),

	//object
	'data' => new JsExpression('[{id:0,text:"enhancement"},{id:1,text:"bug"},{id:2,text:"duplicate"},{id:3,text:"invalid"},{id:4,text:"wontfix"}]'),
]);