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Diffstat (limited to 'libs/bower_components/jScrollPane/script/jquery.jscrollpane.js')
| -rw-r--r-- | libs/bower_components/jScrollPane/script/jquery.jscrollpane.js | 1514 |
1 files changed, 0 insertions, 1514 deletions
diff --git a/libs/bower_components/jScrollPane/script/jquery.jscrollpane.js b/libs/bower_components/jScrollPane/script/jquery.jscrollpane.js deleted file mode 100644 index 6db96c7afc..0000000000 --- a/libs/bower_components/jScrollPane/script/jquery.jscrollpane.js +++ /dev/null @@ -1,1514 +0,0 @@ -/*! - * jScrollPane - v2.0.23 - 2016-01-28 - * http://jscrollpane.kelvinluck.com/ - * - * Copyright (c) 2014 Kelvin Luck - * Dual licensed under the MIT or GPL licenses. - */ - -// Script: jScrollPane - cross browser customisable scrollbars -// -// *Version: 2.0.23, Last updated: 2016-01-28* -// -// Project Home - http://jscrollpane.kelvinluck.com/ -// GitHub - http://github.com/vitch/jScrollPane -// Source - http://github.com/vitch/jScrollPane/raw/master/script/jquery.jscrollpane.js -// (Minified) - http://github.com/vitch/jScrollPane/raw/master/script/jquery.jscrollpane.min.js -// -// About: License -// -// Copyright (c) 2014 Kelvin Luck -// Dual licensed under the MIT or GPL Version 2 licenses. -// http://jscrollpane.kelvinluck.com/MIT-LICENSE.txt -// http://jscrollpane.kelvinluck.com/GPL-LICENSE.txt -// -// About: Examples -// -// All examples and demos are available through the jScrollPane example site at: -// http://jscrollpane.kelvinluck.com/ -// -// About: Support and Testing -// -// This plugin is tested on the browsers below and has been found to work reliably on them. If you run -// into a problem on one of the supported browsers then please visit the support section on the jScrollPane -// website (http://jscrollpane.kelvinluck.com/) for more information on getting support. You are also -// welcome to fork the project on GitHub if you can contribute a fix for a given issue. -// -// jQuery Versions - tested in 1.4.2+ - reported to work in 1.3.x -// Browsers Tested - Firefox 3.6.8, Safari 5, Opera 10.6, Chrome 5.0, IE 6, 7, 8 -// -// About: Release History -// -// 2.0.23 - (2016-01-28) Various -// 2.0.22 - (2015-04-25) Resolve a memory leak due to an event handler that isn't cleaned up in destroy (thanks @timjnh) -// 2.0.21 - (2015-02-24) Simplify UMD pattern: fixes browserify when loading jQuery outside of bundle -// 2.0.20 - (2014-10-23) Adds AMD support (thanks @carlosrberto) and support for overflow-x/overflow-y (thanks @darimpulso) -// 2.0.19 - (2013-11-16) Changes for more reliable scroll amount with latest mousewheel plugin (thanks @brandonaaron) -// 2.0.18 - (2013-10-23) Fix for issue with gutters and scrollToElement (thanks @Dubiy) -// 2.0.17 - (2013-08-17) Working correctly when box-sizing is set to border-box (thanks @pieht) -// 2.0.16 - (2013-07-30) Resetting left position when scroll is removed. Fixes #189 -// 2.0.15 - (2013-07-29) Fixed issue with scrollToElement where the destX and destY are undefined. -// 2.0.14 - (2013-05-01) Updated to most recent mouse wheel plugin (see #106) and related changes for sensible scroll speed -// 2.0.13 - (2013-05-01) Switched to semver compatible version name -// 2.0.0beta12 - (2012-09-27) fix for jQuery 1.8+ -// 2.0.0beta11 - (2012-05-14) -// 2.0.0beta10 - (2011-04-17) cleaner required size calculation, improved keyboard support, stickToBottom/Left, other small fixes -// 2.0.0beta9 - (2011-01-31) new API methods, bug fixes and correct keyboard support for FF/OSX -// 2.0.0beta8 - (2011-01-29) touchscreen support, improved keyboard support -// 2.0.0beta7 - (2011-01-23) scroll speed consistent (thanks Aivo Paas) -// 2.0.0beta6 - (2010-12-07) scrollToElement horizontal support -// 2.0.0beta5 - (2010-10-18) jQuery 1.4.3 support, various bug fixes -// 2.0.0beta4 - (2010-09-17) clickOnTrack support, bug fixes -// 2.0.0beta3 - (2010-08-27) Horizontal mousewheel, mwheelIntent, keyboard support, bug fixes -// 2.0.0beta2 - (2010-08-21) Bug fixes -// 2.0.0beta1 - (2010-08-17) Rewrite to follow modern best practices and enable horizontal scrolling, initially hidden -// elements and dynamically sized elements. -// 1.x - (2006-12-31 - 2010-07-31) Initial version, hosted at googlecode, deprecated - -(function (factory) { - if ( typeof define === 'function' && define.amd ) { - // AMD. Register as an anonymous module. - define(['jquery'], factory); - } else if (typeof exports === 'object') { - // Node/CommonJS style for Browserify - module.exports = factory(require('jquery')); - } else { - // Browser globals - factory(jQuery); - } -}(function($){ - - $.fn.jScrollPane = function(settings) - { - // JScrollPane "class" - public methods are available through $('selector').data('jsp') - function JScrollPane(elem, s) - { - var settings, jsp = this, pane, paneWidth, paneHeight, container, contentWidth, contentHeight, - percentInViewH, percentInViewV, isScrollableV, isScrollableH, verticalDrag, dragMaxY, - verticalDragPosition, horizontalDrag, dragMaxX, horizontalDragPosition, - verticalBar, verticalTrack, scrollbarWidth, verticalTrackHeight, verticalDragHeight, arrowUp, arrowDown, - horizontalBar, horizontalTrack, horizontalTrackWidth, horizontalDragWidth, arrowLeft, arrowRight, - reinitialiseInterval, originalPadding, originalPaddingTotalWidth, previousContentWidth, - wasAtTop = true, wasAtLeft = true, wasAtBottom = false, wasAtRight = false, - originalElement = elem.clone(false, false).empty(), - mwEvent = $.fn.mwheelIntent ? 'mwheelIntent.jsp' : 'mousewheel.jsp'; - - if (elem.css('box-sizing') === 'border-box') { - originalPadding = 0; - originalPaddingTotalWidth = 0; - } else { - originalPadding = elem.css('paddingTop') + ' ' + - elem.css('paddingRight') + ' ' + - elem.css('paddingBottom') + ' ' + - elem.css('paddingLeft'); - originalPaddingTotalWidth = (parseInt(elem.css('paddingLeft'), 10) || 0) + - (parseInt(elem.css('paddingRight'), 10) || 0); - } - - function initialise(s) - { - - var /*firstChild, lastChild, */isMaintainingPositon, lastContentX, lastContentY, - hasContainingSpaceChanged, originalScrollTop, originalScrollLeft, - maintainAtBottom = false, maintainAtRight = false; - - settings = s; - - if (pane === undefined) { - originalScrollTop = elem.scrollTop(); - originalScrollLeft = elem.scrollLeft(); - - elem.css( - { - overflow: 'hidden', - padding: 0 - } - ); - // TODO: Deal with where width/ height is 0 as it probably means the element is hidden and we should - // come back to it later and check once it is unhidden... - paneWidth = elem.innerWidth() + originalPaddingTotalWidth; - paneHeight = elem.innerHeight(); - - elem.width(paneWidth); - - pane = $('<div class="jspPane" />').css('padding', originalPadding).append(elem.children()); - container = $('<div class="jspContainer" />') - .css({ - 'width': paneWidth + 'px', - 'height': paneHeight + 'px' - } - ).append(pane).appendTo(elem); - - /* - // Move any margins from the first and last children up to the container so they can still - // collapse with neighbouring elements as they would before jScrollPane - firstChild = pane.find(':first-child'); - lastChild = pane.find(':last-child'); - elem.css( - { - 'margin-top': firstChild.css('margin-top'), - 'margin-bottom': lastChild.css('margin-bottom') - } - ); - firstChild.css('margin-top', 0); - lastChild.css('margin-bottom', 0); - */ - } else { - elem.css('width', ''); - - maintainAtBottom = settings.stickToBottom && isCloseToBottom(); - maintainAtRight = settings.stickToRight && isCloseToRight(); - - hasContainingSpaceChanged = elem.innerWidth() + originalPaddingTotalWidth != paneWidth || elem.outerHeight() != paneHeight; - - if (hasContainingSpaceChanged) { - paneWidth = elem.innerWidth() + originalPaddingTotalWidth; - paneHeight = elem.innerHeight(); - container.css({ - width: paneWidth + 'px', - height: paneHeight + 'px' - }); - } - - // If nothing changed since last check... - if (!hasContainingSpaceChanged && previousContentWidth == contentWidth && pane.outerHeight() == contentHeight) { - elem.width(paneWidth); - return; - } - previousContentWidth = contentWidth; - - pane.css('width', ''); - elem.width(paneWidth); - - container.find('>.jspVerticalBar,>.jspHorizontalBar').remove().end(); - } - - pane.css('overflow', 'auto'); - if (s.contentWidth) { - contentWidth = s.contentWidth; - } else { - contentWidth = pane[0].scrollWidth; - } - contentHeight = pane[0].scrollHeight; - pane.css('overflow', ''); - - percentInViewH = contentWidth / paneWidth; - percentInViewV = contentHeight / paneHeight; - isScrollableV = percentInViewV > 1; - - isScrollableH = percentInViewH > 1; - - //console.log(paneWidth, paneHeight, contentWidth, contentHeight, percentInViewH, percentInViewV, isScrollableH, isScrollableV); - - if (!(isScrollableH || isScrollableV)) { - elem.removeClass('jspScrollable'); - pane.css({ - top: 0, - left: 0, - width: container.width() - originalPaddingTotalWidth - }); - removeMousewheel(); - removeFocusHandler(); - removeKeyboardNav(); - removeClickOnTrack(); - } else { - elem.addClass('jspScrollable'); - - isMaintainingPositon = settings.maintainPosition && (verticalDragPosition || horizontalDragPosition); - if (isMaintainingPositon) { - lastContentX = contentPositionX(); - lastContentY = contentPositionY(); - } - - initialiseVerticalScroll(); - initialiseHorizontalScroll(); - resizeScrollbars(); - - if (isMaintainingPositon) { - scrollToX(maintainAtRight ? (contentWidth - paneWidth ) : lastContentX, false); - scrollToY(maintainAtBottom ? (contentHeight - paneHeight) : lastContentY, false); - } - - initFocusHandler(); - initMousewheel(); - initTouch(); - - if (settings.enableKeyboardNavigation) { - initKeyboardNav(); - } - if (settings.clickOnTrack) { - initClickOnTrack(); - } - - observeHash(); - if (settings.hijackInternalLinks) { - hijackInternalLinks(); - } - } - - if (settings.autoReinitialise && !reinitialiseInterval) { - reinitialiseInterval = setInterval( - function() - { - initialise(settings); - }, - settings.autoReinitialiseDelay - ); - } else if (!settings.autoReinitialise && reinitialiseInterval) { - clearInterval(reinitialiseInterval); - } - - originalScrollTop && elem.scrollTop(0) && scrollToY(originalScrollTop, false); - originalScrollLeft && elem.scrollLeft(0) && scrollToX(originalScrollLeft, false); - - elem.trigger('jsp-initialised', [isScrollableH || isScrollableV]); - } - - function initialiseVerticalScroll() - { - if (isScrollableV) { - - container.append( - $('<div class="jspVerticalBar" />').append( - $('<div class="jspCap jspCapTop" />'), - $('<div class="jspTrack" />').append( - $('<div class="jspDrag" />').append( - $('<div class="jspDragTop" />'), - $('<div class="jspDragBottom" />') - ) - ), - $('<div class="jspCap jspCapBottom" />') - ) - ); - - verticalBar = container.find('>.jspVerticalBar'); - verticalTrack = verticalBar.find('>.jspTrack'); - verticalDrag = verticalTrack.find('>.jspDrag'); - - if (settings.showArrows) { - arrowUp = $('<a class="jspArrow jspArrowUp" />').bind( - 'mousedown.jsp', getArrowScroll(0, -1) - ).bind('click.jsp', nil); - arrowDown = $('<a class="jspArrow jspArrowDown" />').bind( - 'mousedown.jsp', getArrowScroll(0, 1) - ).bind('click.jsp', nil); - if (settings.arrowScrollOnHover) { - arrowUp.bind('mouseover.jsp', getArrowScroll(0, -1, arrowUp)); - arrowDown.bind('mouseover.jsp', getArrowScroll(0, 1, arrowDown)); - } - - appendArrows(verticalTrack, settings.verticalArrowPositions, arrowUp, arrowDown); - } - - verticalTrackHeight = paneHeight; - container.find('>.jspVerticalBar>.jspCap:visible,>.jspVerticalBar>.jspArrow').each( - function() - { - verticalTrackHeight -= $(this).outerHeight(); - } - ); - - - verticalDrag.hover( - function() - { - verticalDrag.addClass('jspHover'); - }, - function() - { - verticalDrag.removeClass('jspHover'); - } - ).bind( - 'mousedown.jsp', - function(e) - { - // Stop IE from allowing text selection - $('html').bind('dragstart.jsp selectstart.jsp', nil); - - verticalDrag.addClass('jspActive'); - - var startY = e.pageY - verticalDrag.position().top; - - $('html').bind( - 'mousemove.jsp', - function(e) - { - positionDragY(e.pageY - startY, false); - } - ).bind('mouseup.jsp mouseleave.jsp', cancelDrag); - return false; - } - ); - sizeVerticalScrollbar(); - } - } - - function sizeVerticalScrollbar() - { - verticalTrack.height(verticalTrackHeight + 'px'); - verticalDragPosition = 0; - scrollbarWidth = settings.verticalGutter + verticalTrack.outerWidth(); - - // Make the pane thinner to allow for the vertical scrollbar - pane.width(paneWidth - scrollbarWidth - originalPaddingTotalWidth); - - // Add margin to the left of the pane if scrollbars are on that side (to position - // the scrollbar on the left or right set it's left or right property in CSS) - try { - if (verticalBar.position().left === 0) { - pane.css('margin-left', scrollbarWidth + 'px'); - } - } catch (err) { - } - } - - function initialiseHorizontalScroll() - { - if (isScrollableH) { - - container.append( - $('<div class="jspHorizontalBar" />').append( - $('<div class="jspCap jspCapLeft" />'), - $('<div class="jspTrack" />').append( - $('<div class="jspDrag" />').append( - $('<div class="jspDragLeft" />'), - $('<div class="jspDragRight" />') - ) - ), - $('<div class="jspCap jspCapRight" />') - ) - ); - - horizontalBar = container.find('>.jspHorizontalBar'); - horizontalTrack = horizontalBar.find('>.jspTrack'); - horizontalDrag = horizontalTrack.find('>.jspDrag'); - - if (settings.showArrows) { - arrowLeft = $('<a class="jspArrow jspArrowLeft" />').bind( - 'mousedown.jsp', getArrowScroll(-1, 0) - ).bind('click.jsp', nil); - arrowRight = $('<a class="jspArrow jspArrowRight" />').bind( - 'mousedown.jsp', getArrowScroll(1, 0) - ).bind('click.jsp', nil); - if (settings.arrowScrollOnHover) { - arrowLeft.bind('mouseover.jsp', getArrowScroll(-1, 0, arrowLeft)); - arrowRight.bind('mouseover.jsp', getArrowScroll(1, 0, arrowRight)); - } - appendArrows(horizontalTrack, settings.horizontalArrowPositions, arrowLeft, arrowRight); - } - - horizontalDrag.hover( - function() - { - horizontalDrag.addClass('jspHover'); - }, - function() - { - horizontalDrag.removeClass('jspHover'); - } - ).bind( - 'mousedown.jsp', - function(e) - { - // Stop IE from allowing text selection - $('html').bind('dragstart.jsp selectstart.jsp', nil); - - horizontalDrag.addClass('jspActive'); - - var startX = e.pageX - horizontalDrag.position().left; - - $('html').bind( - 'mousemove.jsp', - function(e) - { - positionDragX(e.pageX - startX, false); - } - ).bind('mouseup.jsp mouseleave.jsp', cancelDrag); - return false; - } - ); - horizontalTrackWidth = container.innerWidth(); - sizeHorizontalScrollbar(); - } - } - - function sizeHorizontalScrollbar() - { - container.find('>.jspHorizontalBar>.jspCap:visible,>.jspHorizontalBar>.jspArrow').each( - function() - { - horizontalTrackWidth -= $(this).outerWidth(); - } - ); - - horizontalTrack.width(horizontalTrackWidth + 'px'); - horizontalDragPosition = 0; - } - - function resizeScrollbars() - { - if (isScrollableH && isScrollableV) { - var horizontalTrackHeight = horizontalTrack.outerHeight(), - verticalTrackWidth = verticalTrack.outerWidth(); - verticalTrackHeight -= horizontalTrackHeight; - $(horizontalBar).find('>.jspCap:visible,>.jspArrow').each( - function() - { - horizontalTrackWidth += $(this).outerWidth(); - } - ); - horizontalTrackWidth -= verticalTrackWidth; - paneHeight -= verticalTrackWidth; - paneWidth -= horizontalTrackHeight; - horizontalTrack.parent().append( - $('<div class="jspCorner" />').css('width', horizontalTrackHeight + 'px') - ); - sizeVerticalScrollbar(); - sizeHorizontalScrollbar(); - } - // reflow content - if (isScrollableH) { - pane.width((container.outerWidth() - originalPaddingTotalWidth) + 'px'); - } - contentHeight = pane.outerHeight(); - percentInViewV = contentHeight / paneHeight; - - if (isScrollableH) { - horizontalDragWidth = Math.ceil(1 / percentInViewH * horizontalTrackWidth); - if (horizontalDragWidth > settings.horizontalDragMaxWidth) { - horizontalDragWidth = settings.horizontalDragMaxWidth; - } else if (horizontalDragWidth < settings.horizontalDragMinWidth) { - horizontalDragWidth = settings.horizontalDragMinWidth; - } - horizontalDrag.width(horizontalDragWidth + 'px'); - dragMaxX = horizontalTrackWidth - horizontalDragWidth; - _positionDragX(horizontalDragPosition); // To update the state for the arrow buttons - } - if (isScrollableV) { - verticalDragHeight = Math.ceil(1 / percentInViewV * verticalTrackHeight); - if (verticalDragHeight > settings.verticalDragMaxHeight) { - verticalDragHeight = settings.verticalDragMaxHeight; - } else if (verticalDragHeight < settings.verticalDragMinHeight) { - verticalDragHeight = settings.verticalDragMinHeight; - } - verticalDrag.height(verticalDragHeight + 'px'); - dragMaxY = verticalTrackHeight - verticalDragHeight; - _positionDragY(verticalDragPosition); // To update the state for the arrow buttons - } - } - - function appendArrows(ele, p, a1, a2) - { - var p1 = "before", p2 = "after", aTemp; - - // Sniff for mac... Is there a better way to determine whether the arrows would naturally appear - // at the top or the bottom of the bar? - if (p == "os") { - p = /Mac/.test(navigator.platform) ? "after" : "split"; - } - if (p == p1) { - p2 = p; - } else if (p == p2) { - p1 = p; - aTemp = a1; - a1 = a2; - a2 = aTemp; - } - - ele[p1](a1)[p2](a2); - } - - function getArrowScroll(dirX, dirY, ele) - { - return function() - { - arrowScroll(dirX, dirY, this, ele); - this.blur(); - return false; - }; - } - - function arrowScroll(dirX, dirY, arrow, ele) - { - arrow = $(arrow).addClass('jspActive'); - - var eve, - scrollTimeout, - isFirst = true, - doScroll = function() - { - if (dirX !== 0) { - jsp.scrollByX(dirX * settings.arrowButtonSpeed); - } - if (dirY !== 0) { - jsp.scrollByY(dirY * settings.arrowButtonSpeed); - } - scrollTimeout = setTimeout(doScroll, isFirst ? settings.initialDelay : settings.arrowRepeatFreq); - isFirst = false; - }; - - doScroll(); - - eve = ele ? 'mouseout.jsp' : 'mouseup.jsp'; - ele = ele || $('html'); - ele.bind( - eve, - function() - { - arrow.removeClass('jspActive'); - scrollTimeout && clearTimeout(scrollTimeout); - scrollTimeout = null; - ele.unbind(eve); - } - ); - } - - function initClickOnTrack() - { - removeClickOnTrack(); - if (isScrollableV) { - verticalTrack.bind( - 'mousedown.jsp', - function(e) - { - if (e.originalTarget === undefined || e.originalTarget == e.currentTarget) { - var clickedTrack = $(this), - offset = clickedTrack.offset(), - direction = e.pageY - offset.top - verticalDragPosition, - scrollTimeout, - isFirst = true, - doScroll = function() - { - var offset = clickedTrack.offset(), - pos = e.pageY - offset.top - verticalDragHeight / 2, - contentDragY = paneHeight * settings.scrollPagePercent, - dragY = dragMaxY * contentDragY / (contentHeight - paneHeight); - if (direction < 0) { - if (verticalDragPosition - dragY > pos) { - jsp.scrollByY(-contentDragY); - } else { - positionDragY(pos); - } - } else if (direction > 0) { - if (verticalDragPosition + dragY < pos) { - jsp.scrollByY(contentDragY); - } else { - positionDragY(pos); - } - } else { - cancelClick(); - return; - } - scrollTimeout = setTimeout(doScroll, isFirst ? settings.initialDelay : settings.trackClickRepeatFreq); - isFirst = false; - }, - cancelClick = function() - { - scrollTimeout && clearTimeout(scrollTimeout); - scrollTimeout = null; - $(document).unbind('mouseup.jsp', cancelClick); - }; - doScroll(); - $(document).bind('mouseup.jsp', cancelClick); - return false; - } - } - ); - } - - if (isScrollableH) { - horizontalTrack.bind( - 'mousedown.jsp', - function(e) - { - if (e.originalTarget === undefined || e.originalTarget == e.currentTarget) { - var clickedTrack = $(this), - offset = clickedTrack.offset(), - direction = e.pageX - offset.left - horizontalDragPosition, - scrollTimeout, - isFirst = true, - doScroll = function() - { - var offset = clickedTrack.offset(), - pos = e.pageX - offset.left - horizontalDragWidth / 2, - contentDragX = paneWidth * settings.scrollPagePercent, - dragX = dragMaxX * contentDragX / (contentWidth - paneWidth); - if (direction < 0) { - if (horizontalDragPosition - dragX > pos) { - jsp.scrollByX(-contentDragX); - } else { - positionDragX(pos); - } - } else if (direction > 0) { - if (horizontalDragPosition + dragX < pos) { - jsp.scrollByX(contentDragX); - } else { - positionDragX(pos); - } - } else { - cancelClick(); - return; - } - scrollTimeout = setTimeout(doScroll, isFirst ? settings.initialDelay : settings.trackClickRepeatFreq); - isFirst = false; - }, - cancelClick = function() - { - scrollTimeout && clearTimeout(scrollTimeout); - scrollTimeout = null; - $(document).unbind('mouseup.jsp', cancelClick); - }; - doScroll(); - $(document).bind('mouseup.jsp', cancelClick); - return false; - } - } - ); - } - } - - function removeClickOnTrack() - { - if (horizontalTrack) { - horizontalTrack.unbind('mousedown.jsp'); - } - if (verticalTrack) { - verticalTrack.unbind('mousedown.jsp'); - } - } - - function cancelDrag() - { - $('html').unbind('dragstart.jsp selectstart.jsp mousemove.jsp mouseup.jsp mouseleave.jsp'); - - if (verticalDrag) { - verticalDrag.removeClass('jspActive'); - } - if (horizontalDrag) { - horizontalDrag.removeClass('jspActive'); - } - } - - function positionDragY(destY, animate) - { - if (!isScrollableV) { - return; - } - if (destY < 0) { - destY = 0; - } else if (destY > dragMaxY) { - destY = dragMaxY; - } - - // allow for devs to prevent the JSP from being scrolled - var willScrollYEvent = new $.Event("jsp-will-scroll-y"); - elem.trigger(willScrollYEvent, [destY]); - - if (willScrollYEvent.isDefaultPrevented()) { - return; - } - - var tmpVerticalDragPosition = destY || 0; - - var isAtTop = tmpVerticalDragPosition === 0, - isAtBottom = tmpVerticalDragPosition == dragMaxY, - percentScrolled = destY/ dragMaxY, - destTop = -percentScrolled * (contentHeight - paneHeight); - - // can't just check if(animate) because false is a valid value that could be passed in... - if (animate === undefined) { - animate = settings.animateScroll; - } - if (animate) { - jsp.animate(verticalDrag, 'top', destY, _positionDragY, function() { - elem.trigger('jsp-user-scroll-y', [-destTop, isAtTop, isAtBottom]); - }); - } else { - verticalDrag.css('top', destY); - _positionDragY(destY); - elem.trigger('jsp-user-scroll-y', [-destTop, isAtTop, isAtBottom]); - } - - } - - function _positionDragY(destY) - { - if (destY === undefined) { - destY = verticalDrag.position().top; - } - - container.scrollTop(0); - verticalDragPosition = destY || 0; - - var isAtTop = verticalDragPosition === 0, - isAtBottom = verticalDragPosition == dragMaxY, - percentScrolled = destY/ dragMaxY, - destTop = -percentScrolled * (contentHeight - paneHeight); - - if (wasAtTop != isAtTop || wasAtBottom != isAtBottom) { - wasAtTop = isAtTop; - wasAtBottom = isAtBottom; - elem.trigger('jsp-arrow-change', [wasAtTop, wasAtBottom, wasAtLeft, wasAtRight]); - } - - updateVerticalArrows(isAtTop, isAtBottom); - pane.css('top', destTop); - elem.trigger('jsp-scroll-y', [-destTop, isAtTop, isAtBottom]).trigger('scroll'); - } - - function positionDragX(destX, animate) - { - if (!isScrollableH) { - return; - } - if (destX < 0) { - destX = 0; - } else if (destX > dragMaxX) { - destX = dragMaxX; - } - - - // allow for devs to prevent the JSP from being scrolled - var willScrollXEvent = new $.Event("jsp-will-scroll-x"); - elem.trigger(willScrollXEvent, [destX]); - - if (willScrollXEvent.isDefaultPrevented()) { - return; - } - - var tmpHorizontalDragPosition = destX ||0; - - var isAtLeft = tmpHorizontalDragPosition === 0, - isAtRight = tmpHorizontalDragPosition == dragMaxX, - percentScrolled = destX / dragMaxX, - destLeft = -percentScrolled * (contentWidth - paneWidth); - - if (animate === undefined) { - animate = settings.animateScroll; - } - if (animate) { - jsp.animate(horizontalDrag, 'left', destX, _positionDragX, function() { - elem.trigger('jsp-user-scroll-x', [-destLeft, isAtLeft, isAtRight]); - }); - } else { - horizontalDrag.css('left', destX); - _positionDragX(destX); - elem.trigger('jsp-user-scroll-x', [-destLeft, isAtLeft, isAtRight]); - } - } - - function _positionDragX(destX) - { - if (destX === undefined) { - destX = horizontalDrag.position().left; - } - - container.scrollTop(0); - horizontalDragPosition = destX ||0; - - var isAtLeft = horizontalDragPosition === 0, - isAtRight = horizontalDragPosition == dragMaxX, - percentScrolled = destX / dragMaxX, - destLeft = -percentScrolled * (contentWidth - paneWidth); - - if (wasAtLeft != isAtLeft || wasAtRight != isAtRight) { - wasAtLeft = isAtLeft; - wasAtRight = isAtRight; - elem.trigger('jsp-arrow-change', [wasAtTop, wasAtBottom, wasAtLeft, wasAtRight]); - } - - updateHorizontalArrows(isAtLeft, isAtRight); - pane.css('left', destLeft); - elem.trigger('jsp-scroll-x', [-destLeft, isAtLeft, isAtRight]).trigger('scroll'); - } - - function updateVerticalArrows(isAtTop, isAtBottom) - { - if (settings.showArrows) { - arrowUp[isAtTop ? 'addClass' : 'removeClass']('jspDisabled'); - arrowDown[isAtBottom ? 'addClass' : 'removeClass']('jspDisabled'); - } - } - - function updateHorizontalArrows(isAtLeft, isAtRight) - { - if (settings.showArrows) { - arrowLeft[isAtLeft ? 'addClass' : 'removeClass']('jspDisabled'); - arrowRight[isAtRight ? 'addClass' : 'removeClass']('jspDisabled'); - } - } - - function scrollToY(destY, animate) - { - var percentScrolled = destY / (contentHeight - paneHeight); - positionDragY(percentScrolled * dragMaxY, animate); - } - - function scrollToX(destX, animate) - { - var percentScrolled = destX / (contentWidth - paneWidth); - positionDragX(percentScrolled * dragMaxX, animate); - } - - function scrollToElement(ele, stickToTop, animate) - { - var e, eleHeight, eleWidth, eleTop = 0, eleLeft = 0, viewportTop, viewportLeft, maxVisibleEleTop, maxVisibleEleLeft, destY, destX; - - // Legal hash values aren't necessarily legal jQuery selectors so we need to catch any - // errors from the lookup... - try { - e = $(ele); - } catch (err) { - return; - } - eleHeight = e.outerHeight(); - eleWidth= e.outerWidth(); - - container.scrollTop(0); - container.scrollLeft(0); - - // loop through parents adding the offset top of any elements that are relatively positioned between - // the focused element and the jspPane so we can get the true distance from the top - // of the focused element to the top of the scrollpane... - while (!e.is('.jspPane')) { - eleTop += e.position().top; - eleLeft += e.position().left; - e = e.offsetParent(); - if (/^body|html$/i.test(e[0].nodeName)) { - // we ended up too high in the document structure. Quit! - return; - } - } - - viewportTop = contentPositionY(); - maxVisibleEleTop = viewportTop + paneHeight; - if (eleTop < viewportTop || stickToTop) { // element is above viewport - destY = eleTop - settings.horizontalGutter; - } else if (eleTop + eleHeight > maxVisibleEleTop) { // element is below viewport - destY = eleTop - paneHeight + eleHeight + settings.horizontalGutter; - } - if (!isNaN(destY)) { - scrollToY(destY, animate); - } - - viewportLeft = contentPositionX(); - maxVisibleEleLeft = viewportLeft + paneWidth; - if (eleLeft < viewportLeft || stickToTop) { // element is to the left of viewport - destX = eleLeft - settings.horizontalGutter; - } else if (eleLeft + eleWidth > maxVisibleEleLeft) { // element is to the right viewport - destX = eleLeft - paneWidth + eleWidth + settings.horizontalGutter; - } - if (!isNaN(destX)) { - scrollToX(destX, animate); - } - - } - - function contentPositionX() - { - return -pane.position().left; - } - - function contentPositionY() - { - return -pane.position().top; - } - - function isCloseToBottom() - { - var scrollableHeight = contentHeight - paneHeight; - return (scrollableHeight > 20) && (scrollableHeight - contentPositionY() < 10); - } - - function isCloseToRight() - { - var scrollableWidth = contentWidth - paneWidth; - return (scrollableWidth > 20) && (scrollableWidth - contentPositionX() < 10); - } - - function initMousewheel() - { - container.unbind(mwEvent).bind( - mwEvent, - function (event, delta, deltaX, deltaY) { - - if (!horizontalDragPosition) horizontalDragPosition = 0; - if (!verticalDragPosition) verticalDragPosition = 0; - - var dX = horizontalDragPosition, dY = verticalDragPosition, factor = event.deltaFactor || settings.mouseWheelSpeed; - jsp.scrollBy(deltaX * factor, -deltaY * factor, false); - // return true if there was no movement so rest of screen can scroll - return dX == horizontalDragPosition && dY == verticalDragPosition; - } - ); - } - - function removeMousewheel() - { - container.unbind(mwEvent); - } - - function nil() - { - return false; - } - - function initFocusHandler() - { - pane.find(':input,a').unbind('focus.jsp').bind( - 'focus.jsp', - function(e) - { - scrollToElement(e.target, false); - } - ); - } - - function removeFocusHandler() - { - pane.find(':input,a').unbind('focus.jsp'); - } - - function initKeyboardNav() - { - var keyDown, elementHasScrolled, validParents = []; - isScrollableH && validParents.push(horizontalBar[0]); - isScrollableV && validParents.push(verticalBar[0]); - - // IE also focuses elements that don't have tabindex set. - pane.bind( - 'focus.jsp', - function() - { - elem.focus(); - } - ); - - elem.attr('tabindex', 0) - .unbind('keydown.jsp keypress.jsp') - .bind( - 'keydown.jsp', - function(e) - { - if (e.target !== this && !(validParents.length && $(e.target).closest(validParents).length)){ - return; - } - var dX = horizontalDragPosition, dY = verticalDragPosition; - switch(e.keyCode) { - case 40: // down - case 38: // up - case 34: // page down - case 32: // space - case 33: // page up - case 39: // right - case 37: // left - keyDown = e.keyCode; - keyDownHandler(); - break; - case 35: // end - scrollToY(contentHeight - paneHeight); - keyDown = null; - break; - case 36: // home - scrollToY(0); - keyDown = null; - break; - } - - elementHasScrolled = e.keyCode == keyDown && dX != horizontalDragPosition || dY != verticalDragPosition; - return !elementHasScrolled; - } - ).bind( - 'keypress.jsp', // For FF/ OSX so that we can cancel the repeat key presses if the JSP scrolls... - function(e) - { - if (e.keyCode == keyDown) { - keyDownHandler(); - } - // If the keypress is not related to the area, ignore it. Fixes problem with inputs inside scrolled area. Copied from line 955. - if (e.target !== this && !(validParents.length && $(e.target).closest(validParents).length)){ - return; - } - return !elementHasScrolled; - } - ); - - if (settings.hideFocus) { - elem.css('outline', 'none'); - if ('hideFocus' in container[0]){ - elem.attr('hideFocus', true); - } - } else { - elem.css('outline', ''); - if ('hideFocus' in container[0]){ - elem.attr('hideFocus', false); - } - } - - function keyDownHandler() - { - var dX = horizontalDragPosition, dY = verticalDragPosition; - switch(keyDown) { - case 40: // down - jsp.scrollByY(settings.keyboardSpeed, false); - break; - case 38: // up - jsp.scrollByY(-settings.keyboardSpeed, false); - break; - case 34: // page down - case 32: // space - jsp.scrollByY(paneHeight * settings.scrollPagePercent, false); - break; - case 33: // page up - jsp.scrollByY(-paneHeight * settings.scrollPagePercent, false); - break; - case 39: // right - jsp.scrollByX(settings.keyboardSpeed, false); - break; - case 37: // left - jsp.scrollByX(-settings.keyboardSpeed, false); - break; - } - - elementHasScrolled = dX != horizontalDragPosition || dY != verticalDragPosition; - return elementHasScrolled; - } - } - - function removeKeyboardNav() - { - elem.attr('tabindex', '-1') - .removeAttr('tabindex') - .unbind('keydown.jsp keypress.jsp'); - - pane.unbind('.jsp'); - } - - function observeHash() - { - if (location.hash && location.hash.length > 1) { - var e, - retryInt, - hash = escape(location.hash.substr(1)) // hash must be escaped to prevent XSS - ; - try { - e = $('#' + hash + ', a[name="' + hash + '"]'); - } catch (err) { - return; - } - - if (e.length && pane.find(hash)) { - // nasty workaround but it appears to take a little while before the hash has done its thing - // to the rendered page so we just wait until the container's scrollTop has been messed up. - if (container.scrollTop() === 0) { - retryInt = setInterval( - function() - { - if (container.scrollTop() > 0) { - scrollToElement(e, true); - $(document).scrollTop(container.position().top); - clearInterval(retryInt); - } - }, - 50 - ); - } else { - scrollToElement(e, true); - $(document).scrollTop(container.position().top); - } - } - } - } - - function hijackInternalLinks() - { - // only register the link handler once - if ($(document.body).data('jspHijack')) { - return; - } - - // remember that the handler was bound - $(document.body).data('jspHijack', true); - - // use live handler to also capture newly created links - $(document.body).delegate('a[href*="#"]', 'click', function(event) { - // does the link point to the same page? - // this also takes care of cases with a <base>-Tag or Links not starting with the hash # - // e.g. <a href="index.html#test"> when the current url already is index.html - var href = this.href.substr(0, this.href.indexOf('#')), - locationHref = location.href, - hash, - element, - container, - jsp, - scrollTop, - elementTop; - if (location.href.indexOf('#') !== -1) { - locationHref = location.href.substr(0, location.href.indexOf('#')); - } - if (href !== locationHref) { - // the link points to another page - return; - } - - // check if jScrollPane should handle this click event - hash = escape(this.href.substr(this.href.indexOf('#') + 1)); - - // find the element on the page - element; - try { - element = $('#' + hash + ', a[name="' + hash + '"]'); - } catch (e) { - // hash is not a valid jQuery identifier - return; - } - - if (!element.length) { - // this link does not point to an element on this page - return; - } - - container = element.closest('.jspScrollable'); - jsp = container.data('jsp'); - - // jsp might be another jsp instance than the one, that bound this event - // remember: this event is only bound once for all instances. - jsp.scrollToElement(element, true); - - if (container[0].scrollIntoView) { - // also scroll to the top of the container (if it is not visible) - scrollTop = $(window).scrollTop(); - elementTop = element.offset().top; - if (elementTop < scrollTop || elementTop > scrollTop + $(window).height()) { - container[0].scrollIntoView(); - } - } - - // jsp handled this event, prevent the browser default (scrolling :P) - event.preventDefault(); - }); - } - - // Init touch on iPad, iPhone, iPod, Android - function initTouch() - { - var startX, - startY, - touchStartX, - touchStartY, - moved, - moving = false; - - container.unbind('touchstart.jsp touchmove.jsp touchend.jsp click.jsp-touchclick').bind( - 'touchstart.jsp', - function(e) - { - var touch = e.originalEvent.touches[0]; - startX = contentPositionX(); - startY = contentPositionY(); - touchStartX = touch.pageX; - touchStartY = touch.pageY; - moved = false; - moving = true; - } - ).bind( - 'touchmove.jsp', - function(ev) - { - if(!moving) { - return; - } - - var touchPos = ev.originalEvent.touches[0], - dX = horizontalDragPosition, dY = verticalDragPosition; - - jsp.scrollTo(startX + touchStartX - touchPos.pageX, startY + touchStartY - touchPos.pageY); - - moved = moved || Math.abs(touchStartX - touchPos.pageX) > 5 || Math.abs(touchStartY - touchPos.pageY) > 5; - - // return true if there was no movement so rest of screen can scroll - return dX == horizontalDragPosition && dY == verticalDragPosition; - } - ).bind( - 'touchend.jsp', - function(e) - { - moving = false; - /*if(moved) { - return false; - }*/ - } - ).bind( - 'click.jsp-touchclick', - function(e) - { - if(moved) { - moved = false; - return false; - } - } - ); - } - - function destroy(){ - var currentY = contentPositionY(), - currentX = contentPositionX(); - elem.removeClass('jspScrollable').unbind('.jsp'); - pane.unbind('.jsp'); - elem.replaceWith(originalElement.append(pane.children())); - originalElement.scrollTop(currentY); - originalElement.scrollLeft(currentX); - - // clear reinitialize timer if active - if (reinitialiseInterval) { - clearInterval(reinitialiseInterval); - } - } - - // Public API - $.extend( - jsp, - { - // Reinitialises the scroll pane (if it's internal dimensions have changed since the last time it - // was initialised). The settings object which is passed in will override any settings from the - // previous time it was initialised - if you don't pass any settings then the ones from the previous - // initialisation will be used. - reinitialise: function(s) - { - s = $.extend({}, settings, s); - initialise(s); - }, - // Scrolls the specified element (a jQuery object, DOM node or jQuery selector string) into view so - // that it can be seen within the viewport. If stickToTop is true then the element will appear at - // the top of the viewport, if it is false then the viewport will scroll as little as possible to - // show the element. You can also specify if you want animation to occur. If you don't provide this - // argument then the animateScroll value from the settings object is used instead. - scrollToElement: function(ele, stickToTop, animate) - { - scrollToElement(ele, stickToTop, animate); - }, - // Scrolls the pane so that the specified co-ordinates within the content are at the top left - // of the viewport. animate is optional and if not passed then the value of animateScroll from - // the settings object this jScrollPane was initialised with is used. - scrollTo: function(destX, destY, animate) - { - scrollToX(destX, animate); - scrollToY(destY, animate); - }, - // Scrolls the pane so that the specified co-ordinate within the content is at the left of the - // viewport. animate is optional and if not passed then the value of animateScroll from the settings - // object this jScrollPane was initialised with is used. - scrollToX: function(destX, animate) - { - scrollToX(destX, animate); - }, - // Scrolls the pane so that the specified co-ordinate within the content is at the top of the - // viewport. animate is optional and if not passed then the value of animateScroll from the settings - // object this jScrollPane was initialised with is used. - scrollToY: function(destY, animate) - { - scrollToY(destY, animate); - }, - // Scrolls the pane to the specified percentage of its maximum horizontal scroll position. animate - // is optional and if not passed then the value of animateScroll from the settings object this - // jScrollPane was initialised with is used. - scrollToPercentX: function(destPercentX, animate) - { - scrollToX(destPercentX * (contentWidth - paneWidth), animate); - }, - // Scrolls the pane to the specified percentage of its maximum vertical scroll position. animate - // is optional and if not passed then the value of animateScroll from the settings object this - // jScrollPane was initialised with is used. - scrollToPercentY: function(destPercentY, animate) - { - scrollToY(destPercentY * (contentHeight - paneHeight), animate); - }, - // Scrolls the pane by the specified amount of pixels. animate is optional and if not passed then - // the value of animateScroll from the settings object this jScrollPane was initialised with is used. - scrollBy: function(deltaX, deltaY, animate) - { - jsp.scrollByX(deltaX, animate); - jsp.scrollByY(deltaY, animate); - }, - // Scrolls the pane by the specified amount of pixels. animate is optional and if not passed then - // the value of animateScroll from the settings object this jScrollPane was initialised with is used. - scrollByX: function(deltaX, animate) - { - var destX = contentPositionX() + Math[deltaX<0 ? 'floor' : 'ceil'](deltaX), - percentScrolled = destX / (contentWidth - paneWidth); - positionDragX(percentScrolled * dragMaxX, animate); - }, - // Scrolls the pane by the specified amount of pixels. animate is optional and if not passed then - // the value of animateScroll from the settings object this jScrollPane was initialised with is used. - scrollByY: function(deltaY, animate) - { - var destY = contentPositionY() + Math[deltaY<0 ? 'floor' : 'ceil'](deltaY), - percentScrolled = destY / (contentHeight - paneHeight); - positionDragY(percentScrolled * dragMaxY, animate); - }, - // Positions the horizontal drag at the specified x position (and updates the viewport to reflect - // this). animate is optional and if not passed then the value of animateScroll from the settings - // object this jScrollPane was initialised with is used. - positionDragX: function(x, animate) - { - positionDragX(x, animate); - }, - // Positions the vertical drag at the specified y position (and updates the viewport to reflect - // this). animate is optional and if not passed then the value of animateScroll from the settings - // object this jScrollPane was initialised with is used. - positionDragY: function(y, animate) - { - positionDragY(y, animate); - }, - // This method is called when jScrollPane is trying to animate to a new position. You can override - // it if you want to provide advanced animation functionality. It is passed the following arguments: - // * ele - the element whose position is being animated - // * prop - the property that is being animated - // * value - the value it's being animated to - // * stepCallback - a function that you must execute each time you update the value of the property - // * completeCallback - a function that will be executed after the animation had finished - // You can use the default implementation (below) as a starting point for your own implementation. - animate: function(ele, prop, value, stepCallback, completeCallback) - { - var params = {}; - params[prop] = value; - ele.animate( - params, - { - 'duration' : settings.animateDuration, - 'easing' : settings.animateEase, - 'queue' : false, - 'step' : stepCallback, - 'complete' : completeCallback - } - ); - }, - // Returns the current x position of the viewport with regards to the content pane. - getContentPositionX: function() - { - return contentPositionX(); - }, - // Returns the current y position of the viewport with regards to the content pane. - getContentPositionY: function() - { - return contentPositionY(); - }, - // Returns the width of the content within the scroll pane. - getContentWidth: function() - { - return contentWidth; - }, - // Returns the height of the content within the scroll pane. - getContentHeight: function() - { - return contentHeight; - }, - // Returns the horizontal position of the viewport within the pane content. - getPercentScrolledX: function() - { - return contentPositionX() / (contentWidth - paneWidth); - }, - // Returns the vertical position of the viewport within the pane content. - getPercentScrolledY: function() - { - return contentPositionY() / (contentHeight - paneHeight); - }, - // Returns whether or not this scrollpane has a horizontal scrollbar. - getIsScrollableH: function() - { - return isScrollableH; - }, - // Returns whether or not this scrollpane has a vertical scrollbar. - getIsScrollableV: function() - { - return isScrollableV; - }, - // Gets a reference to the content pane. It is important that you use this method if you want to - // edit the content of your jScrollPane as if you access the element directly then you may have some - // problems (as your original element has had additional elements for the scrollbars etc added into - // it). - getContentPane: function() - { - return pane; - }, - // Scrolls this jScrollPane down as far as it can currently scroll. If animate isn't passed then the - // animateScroll value from settings is used instead. - scrollToBottom: function(animate) - { - positionDragY(dragMaxY, animate); - }, - // Hijacks the links on the page which link to content inside the scrollpane. If you have changed - // the content of your page (e.g. via AJAX) and want to make sure any new anchor links to the - // contents of your scroll pane will work then call this function. - hijackInternalLinks: $.noop, - // Removes the jScrollPane and returns the page to the state it was in before jScrollPane was - // initialised. - destroy: function() - { - destroy(); - } - } - ); - - initialise(s); - } - - // Pluginifying code... - settings = $.extend({}, $.fn.jScrollPane.defaults, settings); - - // Apply default speed - $.each(['arrowButtonSpeed', 'trackClickSpeed', 'keyboardSpeed'], function() { - settings[this] = settings[this] || settings.speed; - }); - - return this.each( - function() - { - var elem = $(this), jspApi = elem.data('jsp'); - if (jspApi) { - jspApi.reinitialise(settings); - } else { - $("script",elem).filter('[type="text/javascript"],:not([type])').remove(); - jspApi = new JScrollPane(elem, settings); - elem.data('jsp', jspApi); - } - } - ); - }; - - $.fn.jScrollPane.defaults = { - showArrows : false, - maintainPosition : true, - stickToBottom : false, - stickToRight : false, - clickOnTrack : true, - autoReinitialise : false, - autoReinitialiseDelay : 500, - verticalDragMinHeight : 0, - verticalDragMaxHeight : 99999, - horizontalDragMinWidth : 0, - horizontalDragMaxWidth : 99999, - contentWidth : undefined, - animateScroll : false, - animateDuration : 300, - animateEase : 'linear', - hijackInternalLinks : false, - verticalGutter : 4, - horizontalGutter : 4, - mouseWheelSpeed : 3, - arrowButtonSpeed : 0, - arrowRepeatFreq : 50, - arrowScrollOnHover : false, - trackClickSpeed : 0, - trackClickRepeatFreq : 70, - verticalArrowPositions : 'split', - horizontalArrowPositions : 'split', - enableKeyboardNavigation : true, - hideFocus : false, - keyboardSpeed : 0, - initialDelay : 300, // Delay before starting repeating - speed : 30, // Default speed when others falsey - scrollPagePercent : .8 // Percent of visible area scrolled when pageUp/Down or track area pressed - }; - -})); |