diff options
author | plegall <plg@piwigo.org> | 2010-03-13 00:00:52 +0000 |
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committer | plegall <plg@piwigo.org> | 2010-03-13 00:00:52 +0000 |
commit | 14778ce673277f2df41f963aa70df1cbed427294 (patch) | |
tree | 8c723d4d9827876dbf19d2bd581405fc50910860 /template-common/lib/ui/ui.sortable.js | |
parent | c396f08708d431c6f7e8656eaca4fd8e440fdd39 (diff) |
feature 1502: based on Dotclear model, P@t has reorganized the way Piwigo
manages template/theme in a simpler "theme only level" architecture. It
supports multiple level inheritance.
git-svn-id: http://piwigo.org/svn/trunk@5123 68402e56-0260-453c-a942-63ccdbb3a9ee
Diffstat (limited to 'template-common/lib/ui/ui.sortable.js')
-rw-r--r-- | template-common/lib/ui/ui.sortable.js | 1019 |
1 files changed, 0 insertions, 1019 deletions
diff --git a/template-common/lib/ui/ui.sortable.js b/template-common/lib/ui/ui.sortable.js deleted file mode 100644 index 5460850b4..000000000 --- a/template-common/lib/ui/ui.sortable.js +++ /dev/null @@ -1,1019 +0,0 @@ -/* - * jQuery UI Sortable 1.7.2 - * - * Copyright (c) 2009 AUTHORS.txt (http://jqueryui.com/about) - * Dual licensed under the MIT (MIT-LICENSE.txt) - * and GPL (GPL-LICENSE.txt) licenses. - * - * http://docs.jquery.com/UI/Sortables - * - * Depends: - * ui.core.js - */ -(function($) { - -$.widget("ui.sortable", $.extend({}, $.ui.mouse, { - _init: function() { - - var o = this.options; - this.containerCache = {}; - this.element.addClass("ui-sortable"); - - //Get the items - this.refresh(); - - //Let's determine if the items are floating - this.floating = this.items.length ? (/left|right/).test(this.items[0].item.css('float')) : false; - - //Let's determine the parent's offset - this.offset = this.element.offset(); - - //Initialize mouse events for interaction - this._mouseInit(); - - }, - - destroy: function() { - this.element - .removeClass("ui-sortable ui-sortable-disabled") - .removeData("sortable") - .unbind(".sortable"); - this._mouseDestroy(); - - for ( var i = this.items.length - 1; i >= 0; i-- ) - this.items[i].item.removeData("sortable-item"); - }, - - _mouseCapture: function(event, overrideHandle) { - - if (this.reverting) { - return false; - } - - if(this.options.disabled || this.options.type == 'static') return false; - - //We have to refresh the items data once first - this._refreshItems(event); - - //Find out if the clicked node (or one of its parents) is a actual item in this.items - var currentItem = null, self = this, nodes = $(event.target).parents().each(function() { - if($.data(this, 'sortable-item') == self) { - currentItem = $(this); - return false; - } - }); - if($.data(event.target, 'sortable-item') == self) currentItem = $(event.target); - - if(!currentItem) return false; - if(this.options.handle && !overrideHandle) { - var validHandle = false; - - $(this.options.handle, currentItem).find("*").andSelf().each(function() { if(this == event.target) validHandle = true; }); - if(!validHandle) return false; - } - - this.currentItem = currentItem; - this._removeCurrentsFromItems(); - return true; - - }, - - _mouseStart: function(event, overrideHandle, noActivation) { - - var o = this.options, self = this; - this.currentContainer = this; - - //We only need to call refreshPositions, because the refreshItems call has been moved to mouseCapture - this.refreshPositions(); - - //Create and append the visible helper - this.helper = this._createHelper(event); - - //Cache the helper size - this._cacheHelperProportions(); - - /* - * - Position generation - - * This block generates everything position related - it's the core of draggables. - */ - - //Cache the margins of the original element - this._cacheMargins(); - - //Get the next scrolling parent - this.scrollParent = this.helper.scrollParent(); - - //The element's absolute position on the page minus margins - this.offset = this.currentItem.offset(); - this.offset = { - top: this.offset.top - this.margins.top, - left: this.offset.left - this.margins.left - }; - - // Only after we got the offset, we can change the helper's position to absolute - // TODO: Still need to figure out a way to make relative sorting possible - this.helper.css("position", "absolute"); - this.cssPosition = this.helper.css("position"); - - $.extend(this.offset, { - click: { //Where the click happened, relative to the element - left: event.pageX - this.offset.left, - top: event.pageY - this.offset.top - }, - parent: this._getParentOffset(), - relative: this._getRelativeOffset() //This is a relative to absolute position minus the actual position calculation - only used for relative positioned helper - }); - - //Generate the original position - this.originalPosition = this._generatePosition(event); - this.originalPageX = event.pageX; - this.originalPageY = event.pageY; - - //Adjust the mouse offset relative to the helper if 'cursorAt' is supplied - if(o.cursorAt) - this._adjustOffsetFromHelper(o.cursorAt); - - //Cache the former DOM position - this.domPosition = { prev: this.currentItem.prev()[0], parent: this.currentItem.parent()[0] }; - - //If the helper is not the original, hide the original so it's not playing any role during the drag, won't cause anything bad this way - if(this.helper[0] != this.currentItem[0]) { - this.currentItem.hide(); - } - - //Create the placeholder - this._createPlaceholder(); - - //Set a containment if given in the options - if(o.containment) - this._setContainment(); - - if(o.cursor) { // cursor option - if ($('body').css("cursor")) this._storedCursor = $('body').css("cursor"); - $('body').css("cursor", o.cursor); - } - - if(o.opacity) { // opacity option - if (this.helper.css("opacity")) this._storedOpacity = this.helper.css("opacity"); - this.helper.css("opacity", o.opacity); - } - - if(o.zIndex) { // zIndex option - if (this.helper.css("zIndex")) this._storedZIndex = this.helper.css("zIndex"); - this.helper.css("zIndex", o.zIndex); - } - - //Prepare scrolling - if(this.scrollParent[0] != document && this.scrollParent[0].tagName != 'HTML') - this.overflowOffset = this.scrollParent.offset(); - - //Call callbacks - this._trigger("start", event, this._uiHash()); - - //Recache the helper size - if(!this._preserveHelperProportions) - this._cacheHelperProportions(); - - - //Post 'activate' events to possible containers - if(!noActivation) { - for (var i = this.containers.length - 1; i >= 0; i--) { this.containers[i]._trigger("activate", event, self._uiHash(this)); } - } - - //Prepare possible droppables - if($.ui.ddmanager) - $.ui.ddmanager.current = this; - - if ($.ui.ddmanager && !o.dropBehaviour) - $.ui.ddmanager.prepareOffsets(this, event); - - this.dragging = true; - - this.helper.addClass("ui-sortable-helper"); - this._mouseDrag(event); //Execute the drag once - this causes the helper not to be visible before getting its correct position - return true; - - }, - - _mouseDrag: function(event) { - - //Compute the helpers position - this.position = this._generatePosition(event); - this.positionAbs = this._convertPositionTo("absolute"); - - if (!this.lastPositionAbs) { - this.lastPositionAbs = this.positionAbs; - } - - //Do scrolling - if(this.options.scroll) { - var o = this.options, scrolled = false; - if(this.scrollParent[0] != document && this.scrollParent[0].tagName != 'HTML') { - - if((this.overflowOffset.top + this.scrollParent[0].offsetHeight) - event.pageY < o.scrollSensitivity) - this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop + o.scrollSpeed; - else if(event.pageY - this.overflowOffset.top < o.scrollSensitivity) - this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop - o.scrollSpeed; - - if((this.overflowOffset.left + this.scrollParent[0].offsetWidth) - event.pageX < o.scrollSensitivity) - this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft + o.scrollSpeed; - else if(event.pageX - this.overflowOffset.left < o.scrollSensitivity) - this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft - o.scrollSpeed; - - } else { - - if(event.pageY - $(document).scrollTop() < o.scrollSensitivity) - scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed); - else if($(window).height() - (event.pageY - $(document).scrollTop()) < o.scrollSensitivity) - scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed); - - if(event.pageX - $(document).scrollLeft() < o.scrollSensitivity) - scrolled = $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed); - else if($(window).width() - (event.pageX - $(document).scrollLeft()) < o.scrollSensitivity) - scrolled = $(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed); - - } - - if(scrolled !== false && $.ui.ddmanager && !o.dropBehaviour) - $.ui.ddmanager.prepareOffsets(this, event); - } - - //Regenerate the absolute position used for position checks - this.positionAbs = this._convertPositionTo("absolute"); - - //Set the helper position - if(!this.options.axis || this.options.axis != "y") this.helper[0].style.left = this.position.left+'px'; - if(!this.options.axis || this.options.axis != "x") this.helper[0].style.top = this.position.top+'px'; - - //Rearrange - for (var i = this.items.length - 1; i >= 0; i--) { - - //Cache variables and intersection, continue if no intersection - var item = this.items[i], itemElement = item.item[0], intersection = this._intersectsWithPointer(item); - if (!intersection) continue; - - if(itemElement != this.currentItem[0] //cannot intersect with itself - && this.placeholder[intersection == 1 ? "next" : "prev"]()[0] != itemElement //no useless actions that have been done before - && !$.ui.contains(this.placeholder[0], itemElement) //no action if the item moved is the parent of the item checked - && (this.options.type == 'semi-dynamic' ? !$.ui.contains(this.element[0], itemElement) : true) - ) { - - this.direction = intersection == 1 ? "down" : "up"; - - if (this.options.tolerance == "pointer" || this._intersectsWithSides(item)) { - this._rearrange(event, item); - } else { - break; - } - - this._trigger("change", event, this._uiHash()); - break; - } - } - - //Post events to containers - this._contactContainers(event); - - //Interconnect with droppables - if($.ui.ddmanager) $.ui.ddmanager.drag(this, event); - - //Call callbacks - this._trigger('sort', event, this._uiHash()); - - this.lastPositionAbs = this.positionAbs; - return false; - - }, - - _mouseStop: function(event, noPropagation) { - - if(!event) return; - - //If we are using droppables, inform the manager about the drop - if ($.ui.ddmanager && !this.options.dropBehaviour) - $.ui.ddmanager.drop(this, event); - - if(this.options.revert) { - var self = this; - var cur = self.placeholder.offset(); - - self.reverting = true; - - $(this.helper).animate({ - left: cur.left - this.offset.parent.left - self.margins.left + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollLeft), - top: cur.top - this.offset.parent.top - self.margins.top + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollTop) - }, parseInt(this.options.revert, 10) || 500, function() { - self._clear(event); - }); - } else { - this._clear(event, noPropagation); - } - - return false; - - }, - - cancel: function() { - - var self = this; - - if(this.dragging) { - - this._mouseUp(); - - if(this.options.helper == "original") - this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper"); - else - this.currentItem.show(); - - //Post deactivating events to containers - for (var i = this.containers.length - 1; i >= 0; i--){ - this.containers[i]._trigger("deactivate", null, self._uiHash(this)); - if(this.containers[i].containerCache.over) { - this.containers[i]._trigger("out", null, self._uiHash(this)); - this.containers[i].containerCache.over = 0; - } - } - - } - - //$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, it unbinds ALL events from the original node! - if(this.placeholder[0].parentNode) this.placeholder[0].parentNode.removeChild(this.placeholder[0]); - if(this.options.helper != "original" && this.helper && this.helper[0].parentNode) this.helper.remove(); - - $.extend(this, { - helper: null, - dragging: false, - reverting: false, - _noFinalSort: null - }); - - if(this.domPosition.prev) { - $(this.domPosition.prev).after(this.currentItem); - } else { - $(this.domPosition.parent).prepend(this.currentItem); - } - - return true; - - }, - - serialize: function(o) { - - var items = this._getItemsAsjQuery(o && o.connected); - var str = []; o = o || {}; - - $(items).each(function() { - var res = ($(o.item || this).attr(o.attribute || 'id') || '').match(o.expression || (/(.+)[-=_](.+)/)); - if(res) str.push((o.key || res[1]+'[]')+'='+(o.key && o.expression ? res[1] : res[2])); - }); - - return str.join('&'); - - }, - - toArray: function(o) { - - var items = this._getItemsAsjQuery(o && o.connected); - var ret = []; o = o || {}; - - items.each(function() { ret.push($(o.item || this).attr(o.attribute || 'id') || ''); }); - return ret; - - }, - - /* Be careful with the following core functions */ - _intersectsWith: function(item) { - - var x1 = this.positionAbs.left, - x2 = x1 + this.helperProportions.width, - y1 = this.positionAbs.top, - y2 = y1 + this.helperProportions.height; - - var l = item.left, - r = l + item.width, - t = item.top, - b = t + item.height; - - var dyClick = this.offset.click.top, - dxClick = this.offset.click.left; - - var isOverElement = (y1 + dyClick) > t && (y1 + dyClick) < b && (x1 + dxClick) > l && (x1 + dxClick) < r; - - if( this.options.tolerance == "pointer" - || this.options.forcePointerForContainers - || (this.options.tolerance != "pointer" && this.helperProportions[this.floating ? 'width' : 'height'] > item[this.floating ? 'width' : 'height']) - ) { - return isOverElement; - } else { - - return (l < x1 + (this.helperProportions.width / 2) // Right Half - && x2 - (this.helperProportions.width / 2) < r // Left Half - && t < y1 + (this.helperProportions.height / 2) // Bottom Half - && y2 - (this.helperProportions.height / 2) < b ); // Top Half - - } - }, - - _intersectsWithPointer: function(item) { - - var isOverElementHeight = $.ui.isOverAxis(this.positionAbs.top + this.offset.click.top, item.top, item.height), - isOverElementWidth = $.ui.isOverAxis(this.positionAbs.left + this.offset.click.left, item.left, item.width), - isOverElement = isOverElementHeight && isOverElementWidth, - verticalDirection = this._getDragVerticalDirection(), - horizontalDirection = this._getDragHorizontalDirection(); - - if (!isOverElement) - return false; - - return this.floating ? - ( ((horizontalDirection && horizontalDirection == "right") || verticalDirection == "down") ? 2 : 1 ) - : ( verticalDirection && (verticalDirection == "down" ? 2 : 1) ); - - }, - - _intersectsWithSides: function(item) { - - var isOverBottomHalf = $.ui.isOverAxis(this.positionAbs.top + this.offset.click.top, item.top + (item.height/2), item.height), - isOverRightHalf = $.ui.isOverAxis(this.positionAbs.left + this.offset.click.left, item.left + (item.width/2), item.width), - verticalDirection = this._getDragVerticalDirection(), - horizontalDirection = this._getDragHorizontalDirection(); - - if (this.floating && horizontalDirection) { - return ((horizontalDirection == "right" && isOverRightHalf) || (horizontalDirection == "left" && !isOverRightHalf)); - } else { - return verticalDirection && ((verticalDirection == "down" && isOverBottomHalf) || (verticalDirection == "up" && !isOverBottomHalf)); - } - - }, - - _getDragVerticalDirection: function() { - var delta = this.positionAbs.top - this.lastPositionAbs.top; - return delta != 0 && (delta > 0 ? "down" : "up"); - }, - - _getDragHorizontalDirection: function() { - var delta = this.positionAbs.left - this.lastPositionAbs.left; - return delta != 0 && (delta > 0 ? "right" : "left"); - }, - - refresh: function(event) { - this._refreshItems(event); - this.refreshPositions(); - }, - - _connectWith: function() { - var options = this.options; - return options.connectWith.constructor == String - ? [options.connectWith] - : options.connectWith; - }, - - _getItemsAsjQuery: function(connected) { - - var self = this; - var items = []; - var queries = []; - var connectWith = this._connectWith(); - - if(connectWith && connected) { - for (var i = connectWith.length - 1; i >= 0; i--){ - var cur = $(connectWith[i]); - for (var j = cur.length - 1; j >= 0; j--){ - var inst = $.data(cur[j], 'sortable'); - if(inst && inst != this && !inst.options.disabled) { - queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element) : $(inst.options.items, inst.element).not(".ui-sortable-helper"), inst]); - } - }; - }; - } - - queries.push([$.isFunction(this.options.items) ? this.options.items.call(this.element, null, { options: this.options, item: this.currentItem }) : $(this.options.items, this.element).not(".ui-sortable-helper"), this]); - - for (var i = queries.length - 1; i >= 0; i--){ - queries[i][0].each(function() { - items.push(this); - }); - }; - - return $(items); - - }, - - _removeCurrentsFromItems: function() { - - var list = this.currentItem.find(":data(sortable-item)"); - - for (var i=0; i < this.items.length; i++) { - - for (var j=0; j < list.length; j++) { - if(list[j] == this.items[i].item[0]) - this.items.splice(i,1); - }; - - }; - - }, - - _refreshItems: function(event) { - - this.items = []; - this.containers = [this]; - var items = this.items; - var self = this; - var queries = [[$.isFunction(this.options.items) ? this.options.items.call(this.element[0], event, { item: this.currentItem }) : $(this.options.items, this.element), this]]; - var connectWith = this._connectWith(); - - if(connectWith) { - for (var i = connectWith.length - 1; i >= 0; i--){ - var cur = $(connectWith[i]); - for (var j = cur.length - 1; j >= 0; j--){ - var inst = $.data(cur[j], 'sortable'); - if(inst && inst != this && !inst.options.disabled) { - queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element[0], event, { item: this.currentItem }) : $(inst.options.items, inst.element), inst]); - this.containers.push(inst); - } - }; - }; - } - - for (var i = queries.length - 1; i >= 0; i--) { - var targetData = queries[i][1]; - var _queries = queries[i][0]; - - for (var j=0, queriesLength = _queries.length; j < queriesLength; j++) { - var item = $(_queries[j]); - - item.data('sortable-item', targetData); // Data for target checking (mouse manager) - - items.push({ - item: item, - instance: targetData, - width: 0, height: 0, - left: 0, top: 0 - }); - }; - }; - - }, - - refreshPositions: function(fast) { - - //This has to be redone because due to the item being moved out/into the offsetParent, the offsetParent's position will change - if(this.offsetParent && this.helper) { - this.offset.parent = this._getParentOffset(); - } - - for (var i = this.items.length - 1; i >= 0; i--){ - var item = this.items[i]; - - //We ignore calculating positions of all connected containers when we're not over them - if(item.instance != this.currentContainer && this.currentContainer && item.item[0] != this.currentItem[0]) - continue; - - var t = this.options.toleranceElement ? $(this.options.toleranceElement, item.item) : item.item; - - if (!fast) { - item.width = t.outerWidth(); - item.height = t.outerHeight(); - } - - var p = t.offset(); - item.left = p.left; - item.top = p.top; - }; - - if(this.options.custom && this.options.custom.refreshContainers) { - this.options.custom.refreshContainers.call(this); - } else { - for (var i = this.containers.length - 1; i >= 0; i--){ - var p = this.containers[i].element.offset(); - this.containers[i].containerCache.left = p.left; - this.containers[i].containerCache.top = p.top; - this.containers[i].containerCache.width = this.containers[i].element.outerWidth(); - this.containers[i].containerCache.height = this.containers[i].element.outerHeight(); - }; - } - - }, - - _createPlaceholder: function(that) { - - var self = that || this, o = self.options; - - if(!o.placeholder || o.placeholder.constructor == String) { - var className = o.placeholder; - o.placeholder = { - element: function() { - - var el = $(document.createElement(self.currentItem[0].nodeName)) - .addClass(className || self.currentItem[0].className+" ui-sortable-placeholder") - .removeClass("ui-sortable-helper")[0]; - - if(!className) - el.style.visibility = "hidden"; - - return el; - }, - update: function(container, p) { - - // 1. If a className is set as 'placeholder option, we don't force sizes - the class is responsible for that - // 2. The option 'forcePlaceholderSize can be enabled to force it even if a class name is specified - if(className && !o.forcePlaceholderSize) return; - - //If the element doesn't have a actual height by itself (without styles coming from a stylesheet), it receives the inline height from the dragged item - if(!p.height()) { p.height(self.currentItem.innerHeight() - parseInt(self.currentItem.css('paddingTop')||0, 10) - parseInt(self.currentItem.css('paddingBottom')||0, 10)); }; - if(!p.width()) { p.width(self.currentItem.innerWidth() - parseInt(self.currentItem.css('paddingLeft')||0, 10) - parseInt(self.currentItem.css('paddingRight')||0, 10)); }; - } - }; - } - - //Create the placeholder - self.placeholder = $(o.placeholder.element.call(self.element, self.currentItem)); - - //Append it after the actual current item - self.currentItem.after(self.placeholder); - - //Update the size of the placeholder (TODO: Logic to fuzzy, see line 316/317) - o.placeholder.update(self, self.placeholder); - - }, - - _contactContainers: function(event) { - for (var i = this.containers.length - 1; i >= 0; i--){ - - if(this._intersectsWith(this.containers[i].containerCache)) { - if(!this.containers[i].containerCache.over) { - - if(this.currentContainer != this.containers[i]) { - - //When entering a new container, we will find the item with the least distance and append our item near it - var dist = 10000; var itemWithLeastDistance = null; var base = this.positionAbs[this.containers[i].floating ? 'left' : 'top']; - for (var j = this.items.length - 1; j >= 0; j--) { - if(!$.ui.contains(this.containers[i].element[0], this.items[j].item[0])) continue; - var cur = this.items[j][this.containers[i].floating ? 'left' : 'top']; - if(Math.abs(cur - base) < dist) { - dist = Math.abs(cur - base); itemWithLeastDistance = this.items[j]; - } - } - - if(!itemWithLeastDistance && !this.options.dropOnEmpty) //Check if dropOnEmpty is enabled - continue; - - this.currentContainer = this.containers[i]; - itemWithLeastDistance ? this._rearrange(event, itemWithLeastDistance, null, true) : this._rearrange(event, null, this.containers[i].element, true); - this._trigger("change", event, this._uiHash()); - this.containers[i]._trigger("change", event, this._uiHash(this)); - - //Update the placeholder - this.options.placeholder.update(this.currentContainer, this.placeholder); - - } - - this.containers[i]._trigger("over", event, this._uiHash(this)); - this.containers[i].containerCache.over = 1; - } - } else { - if(this.containers[i].containerCache.over) { - this.containers[i]._trigger("out", event, this._uiHash(this)); - this.containers[i].containerCache.over = 0; - } - } - - }; - }, - - _createHelper: function(event) { - - var o = this.options; - var helper = $.isFunction(o.helper) ? $(o.helper.apply(this.element[0], [event, this.currentItem])) : (o.helper == 'clone' ? this.currentItem.clone() : this.currentItem); - - if(!helper.parents('body').length) //Add the helper to the DOM if that didn't happen already - $(o.appendTo != 'parent' ? o.appendTo : this.currentItem[0].parentNode)[0].appendChild(helper[0]); - - if(helper[0] == this.currentItem[0]) - this._storedCSS = { width: this.currentItem[0].style.width, height: this.currentItem[0].style.height, position: this.currentItem.css("position"), top: this.currentItem.css("top"), left: this.currentItem.css("left") }; - - if(helper[0].style.width == '' || o.forceHelperSize) helper.width(this.currentItem.width()); - if(helper[0].style.height == '' || o.forceHelperSize) helper.height(this.currentItem.height()); - - return helper; - - }, - - _adjustOffsetFromHelper: function(obj) { - if(obj.left != undefined) this.offset.click.left = obj.left + this.margins.left; - if(obj.right != undefined) this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left; - if(obj.top != undefined) this.offset.click.top = obj.top + this.margins.top; - if(obj.bottom != undefined) this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top; - }, - - _getParentOffset: function() { - - - //Get the offsetParent and cache its position - this.offsetParent = this.helper.offsetParent(); - var po = this.offsetParent.offset(); - - // This is a special case where we need to modify a offset calculated on start, since the following happened: - // 1. The position of the helper is absolute, so it's position is calculated based on the next positioned parent - // 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't the document, which means that - // the scroll is included in the initial calculation of the offset of the parent, and never recalculated upon drag - if(this.cssPosition == 'absolute' && this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) { - po.left += this.scrollParent.scrollLeft(); - po.top += this.scrollParent.scrollTop(); - } - - if((this.offsetParent[0] == document.body) //This needs to be actually done for all browsers, since pageX/pageY includes this information - || (this.offsetParent[0].tagName && this.offsetParent[0].tagName.toLowerCase() == 'html' && $.browser.msie)) //Ugly IE fix - po = { top: 0, left: 0 }; - - return { - top: po.top + (parseInt(this.offsetParent.css("borderTopWidth"),10) || 0), - left: po.left + (parseInt(this.offsetParent.css("borderLeftWidth"),10) || 0) - }; - - }, - - _getRelativeOffset: function() { - - if(this.cssPosition == "relative") { - var p = this.currentItem.position(); - return { - top: p.top - (parseInt(this.helper.css("top"),10) || 0) + this.scrollParent.scrollTop(), - left: p.left - (parseInt(this.helper.css("left"),10) || 0) + this.scrollParent.scrollLeft() - }; - } else { - return { top: 0, left: 0 }; - } - - }, - - _cacheMargins: function() { - this.margins = { - left: (parseInt(this.currentItem.css("marginLeft"),10) || 0), - top: (parseInt(this.currentItem.css("marginTop"),10) || 0) - }; - }, - - _cacheHelperProportions: function() { - this.helperProportions = { - width: this.helper.outerWidth(), - height: this.helper.outerHeight() - }; - }, - - _setContainment: function() { - - var o = this.options; - if(o.containment == 'parent') o.containment = this.helper[0].parentNode; - if(o.containment == 'document' || o.containment == 'window') this.containment = [ - 0 - this.offset.relative.left - this.offset.parent.left, - 0 - this.offset.relative.top - this.offset.parent.top, - $(o.containment == 'document' ? document : window).width() - this.helperProportions.width - this.margins.left, - ($(o.containment == 'document' ? document : window).height() || document.body.parentNode.scrollHeight) - this.helperProportions.height - this.margins.top - ]; - - if(!(/^(document|window|parent)$/).test(o.containment)) { - var ce = $(o.containment)[0]; - var co = $(o.containment).offset(); - var over = ($(ce).css("overflow") != 'hidden'); - - this.containment = [ - co.left + (parseInt($(ce).css("borderLeftWidth"),10) || 0) + (parseInt($(ce).css("paddingLeft"),10) || 0) - this.margins.left, - co.top + (parseInt($(ce).css("borderTopWidth"),10) || 0) + (parseInt($(ce).css("paddingTop"),10) || 0) - this.margins.top, - co.left+(over ? Math.max(ce.scrollWidth,ce.offsetWidth) : ce.offsetWidth) - (parseInt($(ce).css("borderLeftWidth"),10) || 0) - (parseInt($(ce).css("paddingRight"),10) || 0) - this.helperProportions.width - this.margins.left, - co.top+(over ? Math.max(ce.scrollHeight,ce.offsetHeight) : ce.offsetHeight) - (parseInt($(ce).css("borderTopWidth"),10) || 0) - (parseInt($(ce).css("paddingBottom"),10) || 0) - this.helperProportions.height - this.margins.top - ]; - } - - }, - - _convertPositionTo: function(d, pos) { - - if(!pos) pos = this.position; - var mod = d == "absolute" ? 1 : -1; - var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName); - - return { - top: ( - pos.top // The absolute mouse position - + this.offset.relative.top * mod // Only for relative positioned nodes: Relative offset from element to offset parent - + this.offset.parent.top * mod // The offsetParent's offset without borders (offset + border) - - ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ) * mod) - ), - left: ( - pos.left // The absolute mouse position - + this.offset.relative.left * mod // Only for relative positioned nodes: Relative offset from element to offset parent - + this.offset.parent.left * mod // The offsetParent's offset without borders (offset + border) - - ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ) * mod) - ) - }; - - }, - - _generatePosition: function(event) { - - var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName); - - // This is another very weird special case that only happens for relative elements: - // 1. If the css position is relative - // 2. and the scroll parent is the document or similar to the offset parent - // we have to refresh the relative offset during the scroll so there are no jumps - if(this.cssPosition == 'relative' && !(this.scrollParent[0] != document && this.scrollParent[0] != this.offsetParent[0])) { - this.offset.relative = this._getRelativeOffset(); - } - - var pageX = event.pageX; - var pageY = event.pageY; - - /* - * - Position constraining - - * Constrain the position to a mix of grid, containment. - */ - - if(this.originalPosition) { //If we are not dragging yet, we won't check for options - - if(this.containment) { - if(event.pageX - this.offset.click.left < this.containment[0]) pageX = this.containment[0] + this.offset.click.left; - if(event.pageY - this.offset.click.top < this.containment[1]) pageY = this.containment[1] + this.offset.click.top; - if(event.pageX - this.offset.click.left > this.containment[2]) pageX = this.containment[2] + this.offset.click.left; - if(event.pageY - this.offset.click.top > this.containment[3]) pageY = this.containment[3] + this.offset.click.top; - } - - if(o.grid) { - var top = this.originalPageY + Math.round((pageY - this.originalPageY) / o.grid[1]) * o.grid[1]; - pageY = this.containment ? (!(top - this.offset.click.top < this.containment[1] || top - this.offset.click.top > this.containment[3]) ? top : (!(top - this.offset.click.top < this.containment[1]) ? top - o.grid[1] : top + o.grid[1])) : top; - - var left = this.originalPageX + Math.round((pageX - this.originalPageX) / o.grid[0]) * o.grid[0]; - pageX = this.containment ? (!(left - this.offset.click.left < this.containment[0] || left - this.offset.click.left > this.containment[2]) ? left : (!(left - this.offset.click.left < this.containment[0]) ? left - o.grid[0] : left + o.grid[0])) : left; - } - - } - - return { - top: ( - pageY // The absolute mouse position - - this.offset.click.top // Click offset (relative to the element) - - this.offset.relative.top // Only for relative positioned nodes: Relative offset from element to offset parent - - this.offset.parent.top // The offsetParent's offset without borders (offset + border) - + ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) )) - ), - left: ( - pageX // The absolute mouse position - - this.offset.click.left // Click offset (relative to the element) - - this.offset.relative.left // Only for relative positioned nodes: Relative offset from element to offset parent - - this.offset.parent.left // The offsetParent's offset without borders (offset + border) - + ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() )) - ) - }; - - }, - - _rearrange: function(event, i, a, hardRefresh) { - - a ? a[0].appendChild(this.placeholder[0]) : i.item[0].parentNode.insertBefore(this.placeholder[0], (this.direction == 'down' ? i.item[0] : i.item[0].nextSibling)); - - //Various things done here to improve the performance: - // 1. we create a setTimeout, that calls refreshPositions - // 2. on the instance, we have a counter variable, that get's higher after every append - // 3. on the local scope, we copy the counter variable, and check in the timeout, if it's still the same - // 4. this lets only the last addition to the timeout stack through - this.counter = this.counter ? ++this.counter : 1; - var self = this, counter = this.counter; - - window.setTimeout(function() { - if(counter == self.counter) self.refreshPositions(!hardRefresh); //Precompute after each DOM insertion, NOT on mousemove - },0); - - }, - - _clear: function(event, noPropagation) { - - this.reverting = false; - // We delay all events that have to be triggered to after the point where the placeholder has been removed and - // everything else normalized again - var delayedTriggers = [], self = this; - - // We first have to update the dom position of the actual currentItem - // Note: don't do it if the current item is already removed (by a user), or it gets reappended (see #4088) - if(!this._noFinalSort && this.currentItem[0].parentNode) this.placeholder.before(this.currentItem); - this._noFinalSort = null; - - if(this.helper[0] == this.currentItem[0]) { - for(var i in this._storedCSS) { - if(this._storedCSS[i] == 'auto' || this._storedCSS[i] == 'static') this._storedCSS[i] = ''; - } - this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper"); - } else { - this.currentItem.show(); - } - - if(this.fromOutside && !noPropagation) delayedTriggers.push(function(event) { this._trigger("receive", event, this._uiHash(this.fromOutside)); }); - if((this.fromOutside || this.domPosition.prev != this.currentItem.prev().not(".ui-sortable-helper")[0] || this.domPosition.parent != this.currentItem.parent()[0]) && !noPropagation) delayedTriggers.push(function(event) { this._trigger("update", event, this._uiHash()); }); //Trigger update callback if the DOM position has changed - if(!$.ui.contains(this.element[0], this.currentItem[0])) { //Node was moved out of the current element - if(!noPropagation) delayedTriggers.push(function(event) { this._trigger("remove", event, this._uiHash()); }); - for (var i = this.containers.length - 1; i >= 0; i--){ - if($.ui.contains(this.containers[i].element[0], this.currentItem[0]) && !noPropagation) { - delayedTriggers.push((function(c) { return function(event) { c._trigger("receive", event, this._uiHash(this)); }; }).call(this, this.containers[i])); - delayedTriggers.push((function(c) { return function(event) { c._trigger("update", event, this._uiHash(this)); }; }).call(this, this.containers[i])); - } - }; - }; - - //Post events to containers - for (var i = this.containers.length - 1; i >= 0; i--){ - if(!noPropagation) delayedTriggers.push((function(c) { return function(event) { c._trigger("deactivate", event, this._uiHash(this)); }; }).call(this, this.containers[i])); - if(this.containers[i].containerCache.over) { - delayedTriggers.push((function(c) { return function(event) { c._trigger("out", event, this._uiHash(this)); }; }).call(this, this.containers[i])); - this.containers[i].containerCache.over = 0; - } - } - - //Do what was originally in plugins - if(this._storedCursor) $('body').css("cursor", this._storedCursor); //Reset cursor - if(this._storedOpacity) this.helper.css("opacity", this._storedOpacity); //Reset cursor - if(this._storedZIndex) this.helper.css("zIndex", this._storedZIndex == 'auto' ? '' : this._storedZIndex); //Reset z-index - - this.dragging = false; - if(this.cancelHelperRemoval) { - if(!noPropagation) { - this._trigger("beforeStop", event, this._uiHash()); - for (var i=0; i < delayedTriggers.length; i++) { delayedTriggers[i].call(this, event); }; //Trigger all delayed events - this._trigger("stop", event, this._uiHash()); - } - return false; - } - - if(!noPropagation) this._trigger("beforeStop", event, this._uiHash()); - - //$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, it unbinds ALL events from the original node! - this.placeholder[0].parentNode.removeChild(this.placeholder[0]); - - if(this.helper[0] != this.currentItem[0]) this.helper.remove(); this.helper = null; - - if(!noPropagation) { - for (var i=0; i < delayedTriggers.length; i++) { delayedTriggers[i].call(this, event); }; //Trigger all delayed events - this._trigger("stop", event, this._uiHash()); - } - - this.fromOutside = false; - return true; - - }, - - _trigger: function() { - if ($.widget.prototype._trigger.apply(this, arguments) === false) { - this.cancel(); - } - }, - - _uiHash: function(inst) { - var self = inst || this; - return { - helper: self.helper, - placeholder: self.placeholder || $([]), - position: self.position, - absolutePosition: self.positionAbs, //deprecated - offset: self.positionAbs, - item: self.currentItem, - sender: inst ? inst.element : null - }; - } - -})); - -$.extend($.ui.sortable, { - getter: "serialize toArray", - version: "1.7.2", - eventPrefix: "sort", - defaults: { - appendTo: "parent", - axis: false, - cancel: ":input,option", - connectWith: false, - containment: false, - cursor: 'auto', - cursorAt: false, - delay: 0, - distance: 1, - dropOnEmpty: true, - forcePlaceholderSize: false, - forceHelperSize: false, - grid: false, - handle: false, - helper: "original", - items: '> *', - opacity: false, - placeholder: false, - revert: false, - scroll: true, - scrollSensitivity: 20, - scrollSpeed: 20, - scope: "default", - tolerance: "intersect", - zIndex: 1000 - } -}); - -})(jQuery); |