From 3e8b34be2fdeccf16c8b46f1ee518f970853768d Mon Sep 17 00:00:00 2001 From: Mitch Riedstra Date: Tue, 24 Oct 2017 16:59:48 -0400 Subject: Adding in materialize source and templates --- app/dispatch/static/materialize/js/dropdown.js | 274 +++++++++++++++++++++++++ 1 file changed, 274 insertions(+) create mode 100644 app/dispatch/static/materialize/js/dropdown.js (limited to 'app/dispatch/static/materialize/js/dropdown.js') diff --git a/app/dispatch/static/materialize/js/dropdown.js b/app/dispatch/static/materialize/js/dropdown.js new file mode 100644 index 0000000..6627e45 --- /dev/null +++ b/app/dispatch/static/materialize/js/dropdown.js @@ -0,0 +1,274 @@ +(function ($) { + + // Add posibility to scroll to selected option + // usefull for select for example + $.fn.scrollTo = function(elem) { + $(this).scrollTop($(this).scrollTop() - $(this).offset().top + $(elem).offset().top); + return this; + }; + + $.fn.dropdown = function (options) { + var defaults = { + inDuration: 300, + outDuration: 225, + constrainWidth: true, // Constrains width of dropdown to the activator + hover: false, + gutter: 0, // Spacing from edge + belowOrigin: false, + alignment: 'left', + stopPropagation: false + }; + + // Open dropdown. + if (options === "open") { + this.each(function() { + $(this).trigger('open'); + }); + return false; + } + + // Close dropdown. + if (options === "close") { + this.each(function() { + $(this).trigger('close'); + }); + return false; + } + + this.each(function(){ + var origin = $(this); + var curr_options = $.extend({}, defaults, options); + var isFocused = false; + + // Dropdown menu + var activates = $("#"+ origin.attr('data-activates')); + + function updateOptions() { + if (origin.data('induration') !== undefined) + curr_options.inDuration = origin.data('induration'); + if (origin.data('outduration') !== undefined) + curr_options.outDuration = origin.data('outduration'); + if (origin.data('constrainwidth') !== undefined) + curr_options.constrainWidth = origin.data('constrainwidth'); + if (origin.data('hover') !== undefined) + curr_options.hover = origin.data('hover'); + if (origin.data('gutter') !== undefined) + curr_options.gutter = origin.data('gutter'); + if (origin.data('beloworigin') !== undefined) + curr_options.belowOrigin = origin.data('beloworigin'); + if (origin.data('alignment') !== undefined) + curr_options.alignment = origin.data('alignment'); + if (origin.data('stoppropagation') !== undefined) + curr_options.stopPropagation = origin.data('stoppropagation'); + } + + updateOptions(); + + // Attach dropdown to its activator + origin.after(activates); + + /* + Helper function to position and resize dropdown. + Used in hover and click handler. + */ + function placeDropdown(eventType) { + // Check for simultaneous focus and click events. + if (eventType === 'focus') { + isFocused = true; + } + + // Check html data attributes + updateOptions(); + + // Set Dropdown state + activates.addClass('active'); + origin.addClass('active'); + + var originWidth = origin[0].getBoundingClientRect().width; + + // Constrain width + if (curr_options.constrainWidth === true) { + activates.css('width', originWidth); + + } else { + activates.css('white-space', 'nowrap'); + } + + // Offscreen detection + var windowHeight = window.innerHeight; + var originHeight = origin.innerHeight(); + var offsetLeft = origin.offset().left; + var offsetTop = origin.offset().top - $(window).scrollTop(); + var currAlignment = curr_options.alignment; + var gutterSpacing = 0; + var leftPosition = 0; + + // Below Origin + var verticalOffset = 0; + if (curr_options.belowOrigin === true) { + verticalOffset = originHeight; + } + + // Check for scrolling positioned container. + var scrollYOffset = 0; + var scrollXOffset = 0; + var wrapper = origin.parent(); + if (!wrapper.is('body')) { + if (wrapper[0].scrollHeight > wrapper[0].clientHeight) { + scrollYOffset = wrapper[0].scrollTop; + } + if (wrapper[0].scrollWidth > wrapper[0].clientWidth) { + scrollXOffset = wrapper[0].scrollLeft; + } + } + + + if (offsetLeft + activates.innerWidth() > $(window).width()) { + // Dropdown goes past screen on right, force right alignment + currAlignment = 'right'; + + } else if (offsetLeft - activates.innerWidth() + origin.innerWidth() < 0) { + // Dropdown goes past screen on left, force left alignment + currAlignment = 'left'; + } + // Vertical bottom offscreen detection + if (offsetTop + activates.innerHeight() > windowHeight) { + // If going upwards still goes offscreen, just crop height of dropdown. + if (offsetTop + originHeight - activates.innerHeight() < 0) { + var adjustedHeight = windowHeight - offsetTop - verticalOffset; + activates.css('max-height', adjustedHeight); + } else { + // Flow upwards. + if (!verticalOffset) { + verticalOffset += originHeight; + } + verticalOffset -= activates.innerHeight(); + } + } + + // Handle edge alignment + if (currAlignment === 'left') { + gutterSpacing = curr_options.gutter; + leftPosition = origin.position().left + gutterSpacing; + } + else if (currAlignment === 'right') { + // Material icons fix + activates + .stop(true, true) + .css({ + opacity: 0, + left: 0 + }) + + var offsetRight = origin.position().left + originWidth - activates.width(); + gutterSpacing = -curr_options.gutter; + leftPosition = offsetRight + gutterSpacing; + } + + // Position dropdown + activates.css({ + position: 'absolute', + top: origin.position().top + verticalOffset + scrollYOffset, + left: leftPosition + scrollXOffset + }); + + // Show dropdown + activates + .slideDown({ + queue: false, + duration: curr_options.inDuration, + easing: 'easeOutCubic', + complete: function() { + $(this).css('height', ''); + } + }) + .animate( {opacity: 1}, {queue: false, duration: curr_options.inDuration, easing: 'easeOutSine'}); + + // Add click close handler to document + setTimeout(function() { + $(document).on('click.'+ activates.attr('id'), function (e) { + hideDropdown(); + $(document).off('click.'+ activates.attr('id')); + }); + }, 0); + } + + function hideDropdown() { + // Check for simultaneous focus and click events. + isFocused = false; + activates.fadeOut(curr_options.outDuration); + activates.removeClass('active'); + origin.removeClass('active'); + $(document).off('click.'+ activates.attr('id')); + setTimeout(function() { activates.css('max-height', ''); }, curr_options.outDuration); + } + + // Hover + if (curr_options.hover) { + var open = false; + origin.off('click.' + origin.attr('id')); + // Hover handler to show dropdown + origin.on('mouseenter', function(e){ // Mouse over + if (open === false) { + placeDropdown(); + open = true; + } + }); + origin.on('mouseleave', function(e){ + // If hover on origin then to something other than dropdown content, then close + var toEl = e.toElement || e.relatedTarget; // added browser compatibility for target element + if(!$(toEl).closest('.dropdown-content').is(activates)) { + activates.stop(true, true); + hideDropdown(); + open = false; + } + }); + + activates.on('mouseleave', function(e){ // Mouse out + var toEl = e.toElement || e.relatedTarget; + if(!$(toEl).closest('.dropdown-button').is(origin)) { + activates.stop(true, true); + hideDropdown(); + open = false; + } + }); + + // Click + } else { + // Click handler to show dropdown + origin.off('click.' + origin.attr('id')); + origin.on('click.'+origin.attr('id'), function(e){ + if (!isFocused) { + if ( origin[0] == e.currentTarget && + !origin.hasClass('active') && + ($(e.target).closest('.dropdown-content').length === 0)) { + e.preventDefault(); // Prevents button click from moving window + if (curr_options.stopPropagation) { + e.stopPropagation(); + } + placeDropdown('click'); + } + // If origin is clicked and menu is open, close menu + else if (origin.hasClass('active')) { + hideDropdown(); + $(document).off('click.'+ activates.attr('id')); + } + } + }); + + } // End else + + // Listen to open and close event - useful for select component + origin.on('open', function(e, eventType) { + placeDropdown(eventType); + }); + origin.on('close', hideDropdown); + + + }); + }; // End dropdown plugin + + $(document).ready(function(){ + $('.dropdown-button').dropdown(); + }); +}( jQuery )); -- cgit v1.2.3