Add drag and drop to structure side_bar
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Christophe Vilayphiou committed
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@@ -0,0 +1,391 @@
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/*
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* jQuery UI Nested Sortable
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* v 1.3.4 / 28 apr 2011
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* http://mjsarfatti.com/sandbox/nestedSortable
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*
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* Depends:
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* jquery.ui.sortable.js 1.8+
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*
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* License CC BY-SA 3.0
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* Copyright 2010-2011, Manuele J Sarfatti
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*/
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(function($) {
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$.widget("ui.nestedSortable", $.extend({}, $.ui.sortable.prototype, {
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options: {
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tabSize: 20,
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disableNesting: 'ui-nestedSortable-no-nesting',
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errorClass: 'ui-nestedSortable-error',
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listType: 'ol',
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maxLevels: 0,
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revertOnError: 1
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},
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_create: function() {
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this.element.data('sortable', this.element.data('nestedSortable'));
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return $.ui.sortable.prototype._create.apply(this, arguments);
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},
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destroy: function() {
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this.element
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.removeData("nestedSortable")
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.unbind(".nestedSortable");
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return $.ui.sortable.prototype.destroy.apply(this, arguments);
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},
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_mouseDrag: function(event) {
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//Compute the helpers position
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this.position = this._generatePosition(event);
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this.positionAbs = this._convertPositionTo("absolute");
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if (!this.lastPositionAbs) {
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this.lastPositionAbs = this.positionAbs;
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}
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//Do scrolling
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if(this.options.scroll) {
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var o = this.options, scrolled = false;
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if(this.scrollParent[0] != document && this.scrollParent[0].tagName != 'HTML') {
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if((this.overflowOffset.top + this.scrollParent[0].offsetHeight) - event.pageY < o.scrollSensitivity)
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this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop + o.scrollSpeed;
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else if(event.pageY - this.overflowOffset.top < o.scrollSensitivity)
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this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop - o.scrollSpeed;
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if((this.overflowOffset.left + this.scrollParent[0].offsetWidth) - event.pageX < o.scrollSensitivity)
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this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft + o.scrollSpeed;
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else if(event.pageX - this.overflowOffset.left < o.scrollSensitivity)
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this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft - o.scrollSpeed;
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} else {
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if(event.pageY - $(document).scrollTop() < o.scrollSensitivity)
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scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed);
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else if($(window).height() - (event.pageY - $(document).scrollTop()) < o.scrollSensitivity)
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scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed);
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if(event.pageX - $(document).scrollLeft() < o.scrollSensitivity)
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scrolled = $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed);
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else if($(window).width() - (event.pageX - $(document).scrollLeft()) < o.scrollSensitivity)
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scrolled = $(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed);
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}
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if(scrolled !== false && $.ui.ddmanager && !o.dropBehaviour)
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$.ui.ddmanager.prepareOffsets(this, event);
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}
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//Regenerate the absolute position used for position checks
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this.positionAbs = this._convertPositionTo("absolute");
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//Set the helper position
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if(!this.options.axis || this.options.axis != "y") this.helper[0].style.left = this.position.left+'px';
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if(!this.options.axis || this.options.axis != "x") this.helper[0].style.top = this.position.top+'px';
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//Rearrange
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for (var i = this.items.length - 1; i >= 0; i--) {
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//Cache variables and intersection, continue if no intersection
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var item = this.items[i], itemElement = item.item[0], intersection = this._intersectsWithPointer(item);
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if (!intersection) continue;
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if(itemElement != this.currentItem[0] //cannot intersect with itself
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&& this.placeholder[intersection == 1 ? "next" : "prev"]()[0] != itemElement //no useless actions that have been done before
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&& !$.contains(this.placeholder[0], itemElement) //no action if the item moved is the parent of the item checked
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&& (this.options.type == 'semi-dynamic' ? !$.contains(this.element[0], itemElement) : true)
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//&& itemElement.parentNode == this.placeholder[0].parentNode // only rearrange items within the same container
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) {
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$(itemElement).mouseenter();
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this.direction = intersection == 1 ? "down" : "up";
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if (this.options.tolerance == "pointer" || this._intersectsWithSides(item)) {
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$(itemElement).mouseleave();
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this._rearrange(event, item);
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} else {
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break;
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}
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// Clear emtpy ul's/ol's
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this._clearEmpty(itemElement);
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this._trigger("change", event, this._uiHash());
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break;
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}
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}
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var parentItem = (this.placeholder[0].parentNode.parentNode
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&& $(this.placeholder[0].parentNode.parentNode).closest('.ui-sortable').length)
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? $(this.placeholder[0].parentNode.parentNode)
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: null,
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level = this._getLevel(this.placeholder),
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childLevels = this._getChildLevels(this.helper),
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previousItem = this.placeholder[0].previousSibling ? $(this.placeholder[0].previousSibling) : null;
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if (previousItem != null) {
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while (previousItem[0].nodeName.toLowerCase() != 'li' || previousItem[0] == this.currentItem[0]) {
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if (previousItem[0].previousSibling) {
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previousItem = $(previousItem[0].previousSibling);
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} else {
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previousItem = null;
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break;
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}
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}
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}
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newList = document.createElement(o.listType);
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this.beyondMaxLevels = 0;
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// If the item is moved to the left, send it to its parent level
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if (parentItem != null && this.positionAbs.left < parentItem.offset().left) {
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parentItem.after(this.placeholder[0]);
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this._clearEmpty(parentItem[0]);
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this._trigger("change", event, this._uiHash());
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}
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// If the item is below another one and is moved to the right, make it a children of it
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else if (previousItem != null && this.positionAbs.left > previousItem.offset().left + o.tabSize) {
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this._isAllowed(previousItem, level+childLevels+1);
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if (!previousItem.children(o.listType).length) {
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previousItem[0].appendChild(newList);
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}
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previousItem.children(o.listType)[0].appendChild(this.placeholder[0]);
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this._trigger("change", event, this._uiHash());
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}
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else {
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this._isAllowed(parentItem, level+childLevels);
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}
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//Post events to containers
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this._contactContainers(event);
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//Interconnect with droppables
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if($.ui.ddmanager) $.ui.ddmanager.drag(this, event);
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//Call callbacks
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this._trigger('sort', event, this._uiHash());
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this.lastPositionAbs = this.positionAbs;
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return false;
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},
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_mouseStop: function(event, noPropagation) {
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// If the item is in a position not allowed, send it back
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if (this.beyondMaxLevels) {
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this.placeholder.removeClass(this.options.errorClass);
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if (this.options.revertOnError) {
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if (this.domPosition.prev) {
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$(this.domPosition.prev).after(this.placeholder);
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} else {
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$(this.domPosition.parent).prepend(this.placeholder);
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}
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this._trigger("revert", event, this._uiHash());
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} else {
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var parent = this.placeholder.parent().closest(this.options.items);
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for (var i = this.beyondMaxLevels - 1; i > 0; i--) {
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parent = parent.parent().closest(this.options.items);
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}
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parent.after(this.placeholder);
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this._trigger("change", event, this._uiHash());
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}
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}
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// Clean last empty ul/ol
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for (var i = this.items.length - 1; i >= 0; i--) {
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var item = this.items[i].item[0];
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this._clearEmpty(item);
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}
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$.ui.sortable.prototype._mouseStop.apply(this, arguments);
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},
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serialize: function(o) {
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var items = this._getItemsAsjQuery(o && o.connected),
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str = []; o = o || {};
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$(items).each(function() {
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var res = ($(o.item || this).attr(o.attribute || 'id') || '')
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.match(o.expression || (/(.+)[-=_](.+)/)),
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pid = ($(o.item || this).parent(o.listType)
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.parent('li')
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.attr(o.attribute || 'id') || '')
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.match(o.expression || (/(.+)[-=_](.+)/));
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if (res) {
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str.push(((o.key || res[1]) + '[' + (o.key && o.expression ? res[1] : res[2]) + ']')
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+ '='
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+ (pid ? (o.key && o.expression ? pid[1] : pid[2]) : 'root'));
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}
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});
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if(!str.length && o.key) {
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str.push(o.key + '=');
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}
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return str.join('&');
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},
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toHierarchy: function(o) {
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o = o || {};
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var sDepth = o.startDepthCount || 0,
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ret = [];
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$(this.element).children('li').each(function () {
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var level = _recursiveItems($(this));
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ret.push(level);
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});
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return ret;
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function _recursiveItems(li) {
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var id = ($(li).attr(o.attribute || 'id') || '').match(o.expression || (/(.+)[-=_](.+)/));
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if (id) {
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var item = {"id" : id[2]};
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if ($(li).children(o.listType).children('li').length > 0) {
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item.children = [];
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$(li).children(o.listType).children('li').each(function() {
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var level = _recursiveItems($(this));
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item.children.push(level);
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});
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}
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return item;
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}
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}
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},
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toArray: function(o) {
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o = o || {};
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var sDepth = o.startDepthCount || 0,
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ret = [],
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left = 2;
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ret.push({
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"item_id": 'root',
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"parent_id": 'none',
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"depth": sDepth,
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"left": '1',
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"right": ($('li', this.element).length + 1) * 2
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});
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$(this.element).children('li').each(function () {
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left = _recursiveArray(this, sDepth + 1, left);
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});
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ret = ret.sort(function(a,b){ return (a.left - b.left); });
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return ret;
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function _recursiveArray(item, depth, left) {
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var right = left + 1,
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id,
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pid;
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if ($(item).children(o.listType).children('li').length > 0) {
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depth ++;
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$(item).children(o.listType).children('li').each(function () {
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right = _recursiveArray($(this), depth, right);
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});
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depth --;
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}
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id = ($(item).attr(o.attribute || 'id')).match(o.expression || (/(.+)[-=_](.+)/));
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if (depth === sDepth + 1) {
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pid = 'root';
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} else {
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var parentItem = ($(item).parent(o.listType)
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.parent('li')
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.attr(o.attribute || 'id'))
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.match(o.expression || (/(.+)[-=_](.+)/));
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pid = parentItem[2];
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}
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if (id) {
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ret.push({"item_id": id[2], "parent_id": pid, "depth": depth, "left": left, "right": right});
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}
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left = right + 1;
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return left;
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}
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},
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_clearEmpty: function(item) {
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var emptyList = $(item).children(this.options.listType);
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if (emptyList.length && !emptyList.children().length) {
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emptyList.remove();
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}
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},
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_getLevel: function(item) {
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var level = 1;
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if (this.options.listType) {
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var list = item.closest(this.options.listType);
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while (!list.is('.ui-sortable')) {
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level++;
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list = list.parent().closest(this.options.listType);
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}
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}
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return level;
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},
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_getChildLevels: function(parent, depth) {
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var self = this,
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o = this.options,
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result = 0;
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depth = depth || 0;
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$(parent).children(o.listType).children(o.items).each(function (index, child) {
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result = Math.max(self._getChildLevels(child, depth + 1), result);
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});
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return depth ? result + 1 : result;
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},
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_isAllowed: function(parentItem, levels) {
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var o = this.options;
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// Are we trying to nest under a no-nest or are we nesting too deep?
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if (parentItem == null || !(parentItem.hasClass(o.disableNesting))) {
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if (o.maxLevels < levels && o.maxLevels != 0) {
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this.placeholder.addClass(o.errorClass);
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this.beyondMaxLevels = levels - o.maxLevels;
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} else {
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this.placeholder.removeClass(o.errorClass);
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this.beyondMaxLevels = 0;
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}
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} else {
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this.placeholder.addClass(o.errorClass);
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if (o.maxLevels < levels && o.maxLevels != 0) {
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this.beyondMaxLevels = levels - o.maxLevels;
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} else {
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this.beyondMaxLevels = 1;
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}
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}
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}
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}));
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$.ui.nestedSortable.prototype.options = $.extend({}, $.ui.sortable.prototype.options, $.ui.nestedSortable.prototype.options);
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})(jQuery);
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@@ -5,6 +5,9 @@
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// the compiled file.
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//
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//= require jquery
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//= require jquery.ui.draggable
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//= require jquery.ui.droppable
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//= require jquery.ui.sortable
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//= require jquery_ujs
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//= require bootstrap
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//= require jquery.isotope.min
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@@ -14,4 +17,5 @@
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//= require side_bar_history
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//= require page_edit
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//= require tinymce-jquery
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//= require tinymce_orbit
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//= require tinymce_orbit
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//= require lib/jquery.ui.nestedSortable.js
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