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587 lines
12 KiB
587 lines
12 KiB
(function($) { |
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/** |
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* Generate an indented list of links from a nav. Meant for use with panel(). |
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* @return {jQuery} jQuery object. |
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*/ |
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$.fn.navList = function() { |
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var $this = $(this); |
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$a = $this.find('a'), |
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b = []; |
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$a.each(function() { |
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var $this = $(this), |
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indent = Math.max(0, $this.parents('li').length - 1), |
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href = $this.attr('href'), |
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target = $this.attr('target'); |
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b.push( |
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'<a ' + |
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'class="link depth-' + indent + '"' + |
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( (typeof target !== 'undefined' && target != '') ? ' target="' + target + '"' : '') + |
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( (typeof href !== 'undefined' && href != '') ? ' href="' + href + '"' : '') + |
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'>' + |
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'<span class="indent-' + indent + '"></span>' + |
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$this.text() + |
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'</a>' |
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); |
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}); |
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return b.join(''); |
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}; |
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/** |
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* Panel-ify an element. |
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* @param {object} userConfig User config. |
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* @return {jQuery} jQuery object. |
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*/ |
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$.fn.panel = function(userConfig) { |
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// No elements? |
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if (this.length == 0) |
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return $this; |
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// Multiple elements? |
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if (this.length > 1) { |
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for (var i=0; i < this.length; i++) |
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$(this[i]).panel(userConfig); |
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return $this; |
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} |
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// Vars. |
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var $this = $(this), |
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$body = $('body'), |
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$window = $(window), |
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id = $this.attr('id'), |
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config; |
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// Config. |
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config = $.extend({ |
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// Delay. |
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delay: 0, |
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// Hide panel on link click. |
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hideOnClick: false, |
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// Hide panel on escape keypress. |
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hideOnEscape: false, |
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// Hide panel on swipe. |
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hideOnSwipe: false, |
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// Reset scroll position on hide. |
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resetScroll: false, |
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// Reset forms on hide. |
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resetForms: false, |
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// Side of viewport the panel will appear. |
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side: null, |
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// Target element for "class". |
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target: $this, |
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// Class to toggle. |
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visibleClass: 'visible' |
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}, userConfig); |
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// Expand "target" if it's not a jQuery object already. |
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if (typeof config.target != 'jQuery') |
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config.target = $(config.target); |
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// Panel. |
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// Methods. |
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$this._hide = function(event) { |
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// Already hidden? Bail. |
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if (!config.target.hasClass(config.visibleClass)) |
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return; |
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// If an event was provided, cancel it. |
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if (event) { |
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event.preventDefault(); |
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event.stopPropagation(); |
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} |
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// Hide. |
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config.target.removeClass(config.visibleClass); |
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// Post-hide stuff. |
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window.setTimeout(function() { |
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// Reset scroll position. |
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if (config.resetScroll) |
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$this.scrollTop(0); |
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// Reset forms. |
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if (config.resetForms) |
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$this.find('form').each(function() { |
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this.reset(); |
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}); |
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}, config.delay); |
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}; |
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// Vendor fixes. |
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$this |
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.css('-ms-overflow-style', '-ms-autohiding-scrollbar') |
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.css('-webkit-overflow-scrolling', 'touch'); |
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// Hide on click. |
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if (config.hideOnClick) { |
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$this.find('a') |
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.css('-webkit-tap-highlight-color', 'rgba(0,0,0,0)'); |
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$this |
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.on('click', 'a', function(event) { |
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var $a = $(this), |
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href = $a.attr('href'), |
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target = $a.attr('target'); |
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if (!href || href == '#' || href == '' || href == '#' + id) |
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return; |
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// Cancel original event. |
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event.preventDefault(); |
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event.stopPropagation(); |
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// Hide panel. |
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$this._hide(); |
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// Redirect to href. |
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window.setTimeout(function() { |
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if (target == '_blank') |
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window.open(href); |
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else |
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window.location.href = href; |
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}, config.delay + 10); |
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}); |
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} |
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// Event: Touch stuff. |
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$this.on('touchstart', function(event) { |
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$this.touchPosX = event.originalEvent.touches[0].pageX; |
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$this.touchPosY = event.originalEvent.touches[0].pageY; |
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}) |
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$this.on('touchmove', function(event) { |
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if ($this.touchPosX === null |
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|| $this.touchPosY === null) |
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return; |
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var diffX = $this.touchPosX - event.originalEvent.touches[0].pageX, |
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diffY = $this.touchPosY - event.originalEvent.touches[0].pageY, |
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th = $this.outerHeight(), |
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ts = ($this.get(0).scrollHeight - $this.scrollTop()); |
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// Hide on swipe? |
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if (config.hideOnSwipe) { |
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var result = false, |
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boundary = 20, |
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delta = 50; |
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switch (config.side) { |
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case 'left': |
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result = (diffY < boundary && diffY > (-1 * boundary)) && (diffX > delta); |
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break; |
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case 'right': |
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result = (diffY < boundary && diffY > (-1 * boundary)) && (diffX < (-1 * delta)); |
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break; |
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case 'top': |
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result = (diffX < boundary && diffX > (-1 * boundary)) && (diffY > delta); |
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break; |
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case 'bottom': |
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result = (diffX < boundary && diffX > (-1 * boundary)) && (diffY < (-1 * delta)); |
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break; |
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default: |
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break; |
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} |
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if (result) { |
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$this.touchPosX = null; |
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$this.touchPosY = null; |
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$this._hide(); |
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return false; |
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} |
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} |
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// Prevent vertical scrolling past the top or bottom. |
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if (($this.scrollTop() < 0 && diffY < 0) |
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|| (ts > (th - 2) && ts < (th + 2) && diffY > 0)) { |
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event.preventDefault(); |
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event.stopPropagation(); |
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} |
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}); |
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// Event: Prevent certain events inside the panel from bubbling. |
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$this.on('click touchend touchstart touchmove', function(event) { |
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event.stopPropagation(); |
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}); |
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// Event: Hide panel if a child anchor tag pointing to its ID is clicked. |
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$this.on('click', 'a[href="#' + id + '"]', function(event) { |
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event.preventDefault(); |
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event.stopPropagation(); |
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config.target.removeClass(config.visibleClass); |
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}); |
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// Body. |
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// Event: Hide panel on body click/tap. |
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$body.on('click touchend', function(event) { |
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$this._hide(event); |
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}); |
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// Event: Toggle. |
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$body.on('click', 'a[href="#' + id + '"]', function(event) { |
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event.preventDefault(); |
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event.stopPropagation(); |
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config.target.toggleClass(config.visibleClass); |
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}); |
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// Window. |
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// Event: Hide on ESC. |
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if (config.hideOnEscape) |
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$window.on('keydown', function(event) { |
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if (event.keyCode == 27) |
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$this._hide(event); |
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}); |
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return $this; |
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}; |
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/** |
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* Apply "placeholder" attribute polyfill to one or more forms. |
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* @return {jQuery} jQuery object. |
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*/ |
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$.fn.placeholder = function() { |
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// Browser natively supports placeholders? Bail. |
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if (typeof (document.createElement('input')).placeholder != 'undefined') |
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return $(this); |
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// No elements? |
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if (this.length == 0) |
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return $this; |
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// Multiple elements? |
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if (this.length > 1) { |
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for (var i=0; i < this.length; i++) |
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$(this[i]).placeholder(); |
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return $this; |
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} |
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// Vars. |
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var $this = $(this); |
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// Text, TextArea. |
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$this.find('input[type=text],textarea') |
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.each(function() { |
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var i = $(this); |
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if (i.val() == '' |
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|| i.val() == i.attr('placeholder')) |
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i |
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.addClass('polyfill-placeholder') |
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.val(i.attr('placeholder')); |
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}) |
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.on('blur', function() { |
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var i = $(this); |
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if (i.attr('name').match(/-polyfill-field$/)) |
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return; |
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if (i.val() == '') |
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i |
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.addClass('polyfill-placeholder') |
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.val(i.attr('placeholder')); |
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}) |
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.on('focus', function() { |
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var i = $(this); |
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if (i.attr('name').match(/-polyfill-field$/)) |
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return; |
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if (i.val() == i.attr('placeholder')) |
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i |
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.removeClass('polyfill-placeholder') |
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.val(''); |
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}); |
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// Password. |
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$this.find('input[type=password]') |
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.each(function() { |
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var i = $(this); |
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var x = $( |
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$('<div>') |
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.append(i.clone()) |
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.remove() |
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.html() |
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.replace(/type="password"/i, 'type="text"') |
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.replace(/type=password/i, 'type=text') |
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); |
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if (i.attr('id') != '') |
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x.attr('id', i.attr('id') + '-polyfill-field'); |
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if (i.attr('name') != '') |
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x.attr('name', i.attr('name') + '-polyfill-field'); |
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x.addClass('polyfill-placeholder') |
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.val(x.attr('placeholder')).insertAfter(i); |
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if (i.val() == '') |
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i.hide(); |
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else |
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x.hide(); |
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i |
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.on('blur', function(event) { |
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event.preventDefault(); |
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var x = i.parent().find('input[name=' + i.attr('name') + '-polyfill-field]'); |
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if (i.val() == '') { |
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i.hide(); |
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x.show(); |
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} |
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}); |
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x |
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.on('focus', function(event) { |
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event.preventDefault(); |
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var i = x.parent().find('input[name=' + x.attr('name').replace('-polyfill-field', '') + ']'); |
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x.hide(); |
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i |
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.show() |
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.focus(); |
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}) |
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.on('keypress', function(event) { |
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event.preventDefault(); |
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x.val(''); |
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}); |
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}); |
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// Events. |
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$this |
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.on('submit', function() { |
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$this.find('input[type=text],input[type=password],textarea') |
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.each(function(event) { |
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var i = $(this); |
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if (i.attr('name').match(/-polyfill-field$/)) |
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i.attr('name', ''); |
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if (i.val() == i.attr('placeholder')) { |
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i.removeClass('polyfill-placeholder'); |
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i.val(''); |
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} |
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}); |
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}) |
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.on('reset', function(event) { |
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event.preventDefault(); |
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$this.find('select') |
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.val($('option:first').val()); |
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$this.find('input,textarea') |
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.each(function() { |
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var i = $(this), |
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x; |
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i.removeClass('polyfill-placeholder'); |
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switch (this.type) { |
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case 'submit': |
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case 'reset': |
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break; |
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case 'password': |
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i.val(i.attr('defaultValue')); |
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x = i.parent().find('input[name=' + i.attr('name') + '-polyfill-field]'); |
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if (i.val() == '') { |
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i.hide(); |
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x.show(); |
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} |
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else { |
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i.show(); |
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x.hide(); |
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} |
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break; |
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case 'checkbox': |
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case 'radio': |
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i.attr('checked', i.attr('defaultValue')); |
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break; |
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case 'text': |
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case 'textarea': |
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i.val(i.attr('defaultValue')); |
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if (i.val() == '') { |
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i.addClass('polyfill-placeholder'); |
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i.val(i.attr('placeholder')); |
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} |
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break; |
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default: |
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i.val(i.attr('defaultValue')); |
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break; |
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} |
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}); |
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}); |
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return $this; |
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}; |
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/** |
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* Moves elements to/from the first positions of their respective parents. |
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* @param {jQuery} $elements Elements (or selector) to move. |
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* @param {bool} condition If true, moves elements to the top. Otherwise, moves elements back to their original locations. |
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*/ |
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$.prioritize = function($elements, condition) { |
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var key = '__prioritize'; |
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// Expand $elements if it's not already a jQuery object. |
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if (typeof $elements != 'jQuery') |
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$elements = $($elements); |
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// Step through elements. |
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$elements.each(function() { |
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var $e = $(this), $p, |
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$parent = $e.parent(); |
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// No parent? Bail. |
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if ($parent.length == 0) |
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return; |
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// Not moved? Move it. |
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if (!$e.data(key)) { |
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// Condition is false? Bail. |
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if (!condition) |
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return; |
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// Get placeholder (which will serve as our point of reference for when this element needs to move back). |
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$p = $e.prev(); |
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// Couldn't find anything? Means this element's already at the top, so bail. |
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if ($p.length == 0) |
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return; |
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// Move element to top of parent. |
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$e.prependTo($parent); |
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// Mark element as moved. |
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$e.data(key, $p); |
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} |
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// Moved already? |
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else { |
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// Condition is true? Bail. |
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if (condition) |
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return; |
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$p = $e.data(key); |
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// Move element back to its original location (using our placeholder). |
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$e.insertAfter($p); |
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// Unmark element as moved. |
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$e.removeData(key); |
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} |
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}); |
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}; |
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})(jQuery); |