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190 lines
5.5 KiB
JavaScript
190 lines
5.5 KiB
JavaScript
/* ============================================================
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* bootstrap-magic-button.js v1.0
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* https://github.com/sp4ke/bootstrap-magic-button
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* ============================================================
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* Copyright 2012 Chakib Benziane
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Modified work : bootstrap-button.js v2.0.2
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* Copyright 2012 Twitter, Inc.
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* ============================================================ */
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!function( $ ){
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"use strict"
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/* BUTTON PUBLIC CLASS DEFINITION
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* ============================== */
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var MagicBtn = function ( element, options ) {
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this.$element = $(element)
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// The parent Div
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this.$parentDiv = $(element).closest('div')
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this.$parentHeight = this.$parentDiv.outerHeight()
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this.$parentWidth = this.$parentDiv.outerWidth()
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this.$parentPosition = this.$parentDiv.position();
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this.options = $.extend({}, $.fn.magicBtn.defaults, options)
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// Store number of buttons on parent div
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if (!this.$parentDiv.data('nbMagicBtns'))
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this.$parentDiv.data('nbMagicBtns', 1)
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else
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this.$parentDiv.data().nbMagicBtns++;
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// Store the current button number
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this.$currentBtnNb = this.$parentDiv.data('nbMagicBtns')
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// store the currunt button size
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this.$height = this.$element.outerHeight() + this.options.betweenSpace / 2
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this.$width = this.$element.outerWidth()
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// current button image and toggle image if there is
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this.$imgUrl = 'url("' + this.$element.data('image') + '")'
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var toggleimg
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if (toggleimg = this.$element.data('toggle-image'))
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this.$toggleImgUrl = 'url("' + toggleimg + '")'
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else
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this.$toggleImgUrl = this.$imgUrl
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this.$isToggled = false
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}
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MagicBtn.prototype = {
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constructor: MagicBtn
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// state is the option recieved from jQuery plugin
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, setState: function ( state ) {
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var d = 'disabled'
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, $el = this.$element
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, data = $el.data()
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, val = $el.is('input') ? 'val' : 'html'
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state = state + 'Text'
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data.resetText || $el.data('resetText', $el[val]())
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$el[val](data[state] || this.options[state])
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// push to event loop to allow forms to submit
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setTimeout(function () {
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state == 'loadingText' ?
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$el.addClass(d).attr(d, d) :
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$el.removeClass(d).removeAttr(d)
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}, 0)
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}
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, calculatePosition: function(direction) {
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var space = (this.$currentBtnNb === 1) ? 0 : this.options.betweenSpace
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var left = this.$parentPosition.left + this.$parentWidth
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switch (this.options.alignement) {
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case 'top':
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this.$top = (this.$currentBtnNb * this.$height) - this.$height + this.$parentPosition.top + (space * (this.$currentBtnNb - 1))
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break;
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case 'center':
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{
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if (this.$currentBtnNb === 1)
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{
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this.$top = (this.$parentHeight / 2) - (this.$height / 2) + this.$parentPosition.top
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this.$parentDiv.data('top-space', this.$parentHeight / 2 - (this.$height /2))
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this.$parentDiv.data('bottom-space', this.$parentHeight / 2 - (this.$height /2))
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}
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else if (this.$currentBtnNb % 2 === 0) {
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this.$top = this.$parentDiv.data('top-space') - (this.$height) + this.$parentPosition.top
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this.$parentDiv.data('top-space', this.$parentDiv.data('top-space') - this.$height )
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}
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else {
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this.$top = this.$parentHeight - this.$parentDiv.data('bottom-space') + this.$parentPosition.top
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this.$parentDiv.data('bottom-space', this.$parentDiv.data('bottom-space') - this.$height )
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}
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break;
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}
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}
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this.$left = this.$parentPosition.left + this.$parentWidth
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}
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, show: function() {
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var $o = this.options
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this.$element.css({
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top: this.$top,
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left: this.$left,
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'background-image': this.$imgUrl,
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}).show()
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}
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, hide: function() {
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this.$element.hide()
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}
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, toggle: function () {
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var $el = this.$element
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$el.toggleClass('magicBtn-active')
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if (!this.$isToggled) {
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$el.css('background-image', this.$toggleImgUrl)
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this.$isToggled = true
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}
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else {
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$el.css('background-image', this.$imgUrl)
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this.$isToggled = false
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}
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}
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}
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/* BUTTON PLUGIN DEFINITION
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* ======================== */
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$.fn.magicBtn = function ( option ) {
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return this.each(function () {
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var $this = $(this)
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, data = $this.data('magicBtn')
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, options = typeof option == 'object' && option
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if (!data) $this.data('magicBtn', (data = new MagicBtn(this, options)))
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data.calculatePosition('right')
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if (option == 'toggle') data.toggle()
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if (option == 'show') data.show()
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if (option == 'hide') data.hide()
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else if (option) data.setState(option)
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})
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}
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$.fn.magicBtn.defaults = {
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loadingText: 'loading...',
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direction: 'right',
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betweenSpace: 2,
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alignement: 'top'
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}
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$.fn.magicBtn.Constructor = MagicBtn
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/* BUTTON DATA-API
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* =============== */
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$(function () {
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$('body').on('click.magicBtn.data-api', '[data-toggle^=magicBtn]', function ( e ) {
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var $btn = $(e.target)
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if (!$btn.hasClass('magicBtn')) $btn = $btn.closest('.magicBtn')
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$btn.magicBtn('toggle')
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})
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})
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}( window.jQuery ); |