diff options
Diffstat (limited to 'ui/jquery.ui.sortable.js')
-rw-r--r-- | ui/jquery.ui.sortable.js | 178 |
1 files changed, 87 insertions, 91 deletions
diff --git a/ui/jquery.ui.sortable.js b/ui/jquery.ui.sortable.js index 4093be245..55a64590b 100644 --- a/ui/jquery.ui.sortable.js +++ b/ui/jquery.ui.sortable.js @@ -59,7 +59,7 @@ $.widget("ui.sortable", $.ui.mouse, { //Initialize mouse events for interaction this._mouseInit(); - + //We're ready to go this.ready = true @@ -79,7 +79,7 @@ $.widget("ui.sortable", $.ui.mouse, { _setOption: function(key, value){ if ( key === "disabled" ) { this.options[ key ] = value; - + this.widget().toggleClass( "ui-sortable-disabled", !!value ); } else { // Don't call widget base _setOption for disable as it adds ui-state-disabled class @@ -100,13 +100,13 @@ $.widget("ui.sortable", $.ui.mouse, { 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, that.widgetName + '-item') == self) { + var currentItem = null, nodes = $(event.target).parents().each(function() { + if($.data(this, that.widgetName + '-item') == that) { currentItem = $(this); return false; } }); - if($.data(event.target, that.widgetName + '-item') == self) currentItem = $(event.target); + if($.data(event.target, that.widgetName + '-item') == that) currentItem = $(event.target); if(!currentItem) return false; if(this.options.handle && !overrideHandle) { @@ -124,7 +124,7 @@ $.widget("ui.sortable", $.ui.mouse, { _mouseStart: function(event, overrideHandle, noActivation) { - var o = this.options, self = this; + var o = this.options; this.currentContainer = this; //We only need to call refreshPositions, because the refreshItems call has been moved to mouseCapture @@ -154,11 +154,6 @@ $.widget("ui.sortable", $.ui.mouse, { 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, @@ -168,6 +163,11 @@ $.widget("ui.sortable", $.ui.mouse, { relative: this._getRelativeOffset() //This is a relative to absolute position minus the actual position calculation - only used for relative positioned helper }); + // 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"); + //Generate the original position this.originalPosition = this._generatePosition(event); this.originalPageX = event.pageX; @@ -220,7 +220,7 @@ $.widget("ui.sortable", $.ui.mouse, { //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)); } + for (var i = this.containers.length - 1; i >= 0; i--) { this.containers[i]._trigger("activate", event, this._uiHash(this)); } } //Prepare possible droppables @@ -338,16 +338,16 @@ $.widget("ui.sortable", $.ui.mouse, { $.ui.ddmanager.drop(this, event); if(this.options.revert) { - var self = this; - var cur = self.placeholder.offset(); + var that = this; + var cur = this.placeholder.offset(); - self.reverting = true; + this.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) + left: cur.left - this.offset.parent.left - this.margins.left + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollLeft), + top: cur.top - this.offset.parent.top - this.margins.top + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollTop) }, parseInt(this.options.revert, 10) || 500, function() { - self._clear(event); + that._clear(event); }); } else { this._clear(event, noPropagation); @@ -359,8 +359,6 @@ $.widget("ui.sortable", $.ui.mouse, { cancel: function() { - var self = this; - if(this.dragging) { this._mouseUp({ target: null }); @@ -372,9 +370,9 @@ $.widget("ui.sortable", $.ui.mouse, { //Post deactivating events to containers for (var i = this.containers.length - 1; i >= 0; i--){ - this.containers[i]._trigger("deactivate", null, self._uiHash(this)); + this.containers[i]._trigger("deactivate", null, this._uiHash(this)); if(this.containers[i].containerCache.over) { - this.containers[i]._trigger("out", null, self._uiHash(this)); + this.containers[i]._trigger("out", null, this._uiHash(this)); this.containers[i].containerCache.over = 0; } } @@ -467,8 +465,8 @@ $.widget("ui.sortable", $.ui.mouse, { _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), + var isOverElementHeight = (this.options.axis === 'x') || $.ui.isOverAxis(this.positionAbs.top + this.offset.click.top, item.top, item.height), + isOverElementWidth = (this.options.axis === 'y') || $.ui.isOverAxis(this.positionAbs.left + this.offset.click.left, item.left, item.width), isOverElement = isOverElementHeight && isOverElementWidth, verticalDirection = this._getDragVerticalDirection(), horizontalDirection = this._getDragHorizontalDirection(); @@ -519,10 +517,9 @@ $.widget("ui.sortable", $.ui.mouse, { ? [options.connectWith] : options.connectWith; }, - + _getItemsAsjQuery: function(connected) { - var self = this; var items = []; var queries = []; var connectWith = this._connectWith(); @@ -571,7 +568,6 @@ $.widget("ui.sortable", $.ui.mouse, { this.items = []; this.containers = [this]; var items = this.items; - var self = this; var queries = [[$.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(); @@ -650,17 +646,17 @@ $.widget("ui.sortable", $.ui.mouse, { }, _createPlaceholder: function(that) { - - var self = that || this, o = self.options; + that = that || this; + var o = that.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").html(" ")[0]; + var el = $(document.createElement(that.currentItem[0].nodeName)) + .addClass(className || that.currentItem[0].className+" ui-sortable-placeholder") + .removeClass("ui-sortable-helper")[0]; if(!className) el.style.visibility = "hidden"; @@ -674,46 +670,46 @@ $.widget("ui.sortable", $.ui.mouse, { 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)); }; + if(!p.height()) { p.height(that.currentItem.innerHeight() - parseInt(that.currentItem.css('paddingTop')||0, 10) - parseInt(that.currentItem.css('paddingBottom')||0, 10)); }; + if(!p.width()) { p.width(that.currentItem.innerWidth() - parseInt(that.currentItem.css('paddingLeft')||0, 10) - parseInt(that.currentItem.css('paddingRight')||0, 10)); }; } }; } //Create the placeholder - self.placeholder = $(o.placeholder.element.call(self.element, self.currentItem)); + that.placeholder = $(o.placeholder.element.call(that.element, that.currentItem)); //Append it after the actual current item - self.currentItem.after(self.placeholder); + that.currentItem.after(that.placeholder); //Update the size of the placeholder (TODO: Logic to fuzzy, see line 316/317) - o.placeholder.update(self, self.placeholder); + o.placeholder.update(that, that.placeholder); }, _contactContainers: function(event) { - - // get innermost container that intersects with item - var innermostContainer = null, innermostIndex = null; - - + + // get innermost container that intersects with item + var innermostContainer = null, innermostIndex = null; + + for (var i = this.containers.length - 1; i >= 0; i--){ - // never consider a container that's located within the item itself + // never consider a container that's located within the item itself if($.contains(this.currentItem[0], this.containers[i].element[0])) continue; if(this._intersectsWith(this.containers[i].containerCache)) { - // if we've already found a container and it's more "inner" than this, then continue + // if we've already found a container and it's more "inner" than this, then continue if(innermostContainer && $.contains(this.containers[i].element[0], innermostContainer.element[0])) continue; - innermostContainer = this.containers[i]; + innermostContainer = this.containers[i]; innermostIndex = i; - + } else { - // container doesn't intersect. trigger "out" event if necessary + // container doesn't intersect. trigger "out" event if necessary if(this.containers[i].containerCache.over) { this.containers[i]._trigger("out", event, this._uiHash(this)); this.containers[i].containerCache.over = 0; @@ -721,42 +717,42 @@ $.widget("ui.sortable", $.ui.mouse, { } } - - // if no intersecting containers found, return - if(!innermostContainer) return; + + // if no intersecting containers found, return + if(!innermostContainer) return; // move the item into the container if it's not there already if(this.containers.length === 1) { this.containers[innermostIndex]._trigger("over", event, this._uiHash(this)); this.containers[innermostIndex].containerCache.over = 1; - } else if(this.currentContainer != this.containers[innermostIndex]) { - - //When entering a new container, we will find the item with the least distance and append our item near it - var dist = 10000; var itemWithLeastDistance = null; var base = this.positionAbs[this.containers[innermostIndex].floating ? 'left' : 'top']; - for (var j = this.items.length - 1; j >= 0; j--) { - if(!$.contains(this.containers[innermostIndex].element[0], this.items[j].item[0])) continue; - var cur = this.items[j][this.containers[innermostIndex].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 - return; - - this.currentContainer = this.containers[innermostIndex]; - itemWithLeastDistance ? this._rearrange(event, itemWithLeastDistance, null, true) : this._rearrange(event, null, this.containers[innermostIndex].element, true); - this._trigger("change", event, this._uiHash()); - this.containers[innermostIndex]._trigger("change", event, this._uiHash(this)); - - //Update the placeholder - this.options.placeholder.update(this.currentContainer, this.placeholder); - - this.containers[innermostIndex]._trigger("over", event, this._uiHash(this)); + } else if(this.currentContainer != this.containers[innermostIndex]) { + + //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[innermostIndex].floating ? 'left' : 'top']; + for (var j = this.items.length - 1; j >= 0; j--) { + if(!$.contains(this.containers[innermostIndex].element[0], this.items[j].item[0])) continue; + var cur = this.items[j][this.containers[innermostIndex].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 + return; + + this.currentContainer = this.containers[innermostIndex]; + itemWithLeastDistance ? this._rearrange(event, itemWithLeastDistance, null, true) : this._rearrange(event, null, this.containers[innermostIndex].element, true); + this._trigger("change", event, this._uiHash()); + this.containers[innermostIndex]._trigger("change", event, this._uiHash(this)); + + //Update the placeholder + this.options.placeholder.update(this.currentContainer, this.placeholder); + + this.containers[innermostIndex]._trigger("over", event, this._uiHash(this)); this.containers[innermostIndex].containerCache.over = 1; - } - - + } + + }, _createHelper: function(event) { @@ -970,11 +966,11 @@ $.widget("ui.sortable", $.ui.mouse, { // 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; + var counter = this.counter; - window.setTimeout(function() { - if(counter == self.counter) self.refreshPositions(!hardRefresh); //Precompute after each DOM insertion, NOT on mousemove - },0); + this._delay(function() { + if(counter == this.counter) this.refreshPositions(!hardRefresh); //Precompute after each DOM insertion, NOT on mousemove + }); }, @@ -983,7 +979,7 @@ $.widget("ui.sortable", $.ui.mouse, { 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; + var delayedTriggers = []; // 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) @@ -1058,16 +1054,16 @@ $.widget("ui.sortable", $.ui.mouse, { } }, - _uiHash: function(inst) { - var self = inst || this; + _uiHash: function(_inst) { + var inst = _inst || this; return { - helper: self.helper, - placeholder: self.placeholder || $([]), - position: self.position, - originalPosition: self.originalPosition, - offset: self.positionAbs, - item: self.currentItem, - sender: inst ? inst.element : null + helper: inst.helper, + placeholder: inst.placeholder || $([]), + position: inst.position, + originalPosition: inst.originalPosition, + offset: inst.positionAbs, + item: inst.currentItem, + sender: _inst ? _inst.element : null }; } |