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/* |
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* jQuery UI Draggable 1.8.1 |
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* |
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* Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about) |
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* Dual licensed under the MIT (MIT-LICENSE.txt) |
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* and GPL (GPL-LICENSE.txt) licenses. |
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* |
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* http://docs.jquery.com/UI/Draggables |
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* |
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* Depends: |
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* jquery.ui.core.js |
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* jquery.ui.mouse.js |
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* jquery.ui.widget.js |
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*/ |
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(function($) { |
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$.widget("ui.draggable", $.ui.mouse, { |
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widgetEventPrefix: "drag", |
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options: { |
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addClasses: true, |
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appendTo: "parent", |
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axis: false, |
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connectToSortable: false, |
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containment: false, |
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cursor: "auto", |
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cursorAt: false, |
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grid: false, |
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handle: false, |
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helper: "original", |
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iframeFix: false, |
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opacity: false, |
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refreshPositions: false, |
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revert: false, |
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revertDuration: 500, |
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scope: "default", |
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scroll: true, |
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scrollSensitivity: 20, |
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scrollSpeed: 20, |
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snap: false, |
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snapMode: "both", |
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snapTolerance: 20, |
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stack: false, |
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zIndex: false |
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}, |
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_create: function() { |
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if (this.options.helper == 'original' && !(/^(?:r|a|f)/).test(this.element.css("position"))) |
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this.element[0].style.position = 'relative'; |
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(this.options.addClasses && this.element.addClass("ui-draggable")); |
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(this.options.disabled && this.element.addClass("ui-draggable-disabled")); |
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this._mouseInit(); |
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}, |
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destroy: function() { |
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if(!this.element.data('draggable')) return; |
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this.element |
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.removeData("draggable") |
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.unbind(".draggable") |
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.removeClass("ui-draggable" |
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+ " ui-draggable-dragging" |
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+ " ui-draggable-disabled"); |
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this._mouseDestroy(); |
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return this; |
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}, |
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_mouseCapture: function(event) { |
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var o = this.options; |
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// among others, prevent a drag on a resizable-handle |
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if (this.helper || o.disabled || $(event.target).is('.ui-resizable-handle')) |
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return false; |
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//Quit if we're not on a valid handle |
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this.handle = this._getHandle(event); |
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if (!this.handle) |
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return false; |
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return true; |
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}, |
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_mouseStart: function(event) { |
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var o = this.options; |
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//Create and append the visible helper |
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this.helper = this._createHelper(event); |
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//Cache the helper size |
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this._cacheHelperProportions(); |
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//If ddmanager is used for droppables, set the global draggable |
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if($.ui.ddmanager) |
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$.ui.ddmanager.current = this; |
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/* |
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* - Position generation - |
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* This block generates everything position related - it's the core of draggables. |
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*/ |
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//Cache the margins of the original element |
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this._cacheMargins(); |
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//Store the helper's css position |
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this.cssPosition = this.helper.css("position"); |
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this.scrollParent = this.helper.scrollParent(); |
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//The element's absolute position on the page minus margins |
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this.offset = this.positionAbs = this.element.offset(); |
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this.offset = { |
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top: this.offset.top - this.margins.top, |
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left: this.offset.left - this.margins.left |
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}; |
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$.extend(this.offset, { |
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click: { //Where the click happened, relative to the element |
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left: event.pageX - this.offset.left, |
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top: event.pageY - this.offset.top |
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}, |
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parent: this._getParentOffset(), |
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relative: this._getRelativeOffset() //This is a relative to absolute position minus the actual position calculation - only used for relative positioned helper |
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}); |
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//Generate the original position |
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this.originalPosition = this.position = this._generatePosition(event); |
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this.originalPageX = event.pageX; |
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this.originalPageY = event.pageY; |
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//Adjust the mouse offset relative to the helper if 'cursorAt' is supplied |
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(o.cursorAt && this._adjustOffsetFromHelper(o.cursorAt)); |
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//Set a containment if given in the options |
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if(o.containment) |
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this._setContainment(); |
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//Trigger event + callbacks |
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if(this._trigger("start", event) === false) { |
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this._clear(); |
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return false; |
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} |
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//Recache the helper size |
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this._cacheHelperProportions(); |
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//Prepare the droppable offsets |
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if ($.ui.ddmanager && !o.dropBehaviour) |
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$.ui.ddmanager.prepareOffsets(this, event); |
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this.helper.addClass("ui-draggable-dragging"); |
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this._mouseDrag(event, true); //Execute the drag once - this causes the helper not to be visible before getting its correct position |
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return true; |
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}, |
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_mouseDrag: function(event, noPropagation) { |
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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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//Call plugins and callbacks and use the resulting position if something is returned |
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if (!noPropagation) { |
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var ui = this._uiHash(); |
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if(this._trigger('drag', event, ui) === false) { |
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this._mouseUp({}); |
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return false; |
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} |
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this.position = ui.position; |
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} |
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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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if($.ui.ddmanager) $.ui.ddmanager.drag(this, event); |
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return false; |
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}, |
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_mouseStop: function(event) { |
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//If we are using droppables, inform the manager about the drop |
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var dropped = false; |
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if ($.ui.ddmanager && !this.options.dropBehaviour) |
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dropped = $.ui.ddmanager.drop(this, event); |
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//if a drop comes from outside (a sortable) |
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if(this.dropped) { |
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dropped = this.dropped; |
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this.dropped = false; |
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} |
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//if the original element is removed, don't bother to continue |
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if(!this.element[0] || !this.element[0].parentNode) |
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return false; |
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if((this.options.revert == "invalid" && !dropped) || (this.options.revert == "valid" && dropped) || this.options.revert === true || ($.isFunction(this.options.revert) && this.options.revert.call(this.element, dropped))) { |
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var self = this; |
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$(this.helper).animate(this.originalPosition, parseInt(this.options.revertDuration, 10), function() { |
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if(self._trigger("stop", event) !== false) { |
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self._clear(); |
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} |
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}); |
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} else { |
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if(this._trigger("stop", event) !== false) { |
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this._clear(); |
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} |
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} |
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return false; |
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}, |
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cancel: function() { |
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if(this.helper.is(".ui-draggable-dragging")) { |
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this._mouseUp({}); |
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} else { |
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this._clear(); |
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} |
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return this; |
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}, |
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_getHandle: function(event) { |
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var handle = !this.options.handle || !$(this.options.handle, this.element).length ? true : false; |
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$(this.options.handle, this.element) |
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.find("*") |
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.andSelf() |
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.each(function() { |
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if(this == event.target) handle = true; |
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}); |
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return handle; |
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}, |
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_createHelper: function(event) { |
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var o = this.options; |
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var helper = $.isFunction(o.helper) ? $(o.helper.apply(this.element[0], [event])) : (o.helper == 'clone' ? this.element.clone() : this.element); |
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if(!helper.parents('body').length) |
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helper.appendTo((o.appendTo == 'parent' ? this.element[0].parentNode : o.appendTo)); |
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if(helper[0] != this.element[0] && !(/(fixed|absolute)/).test(helper.css("position"))) |
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helper.css("position", "absolute"); |
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return helper; |
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}, |
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_adjustOffsetFromHelper: function(obj) { |
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if (typeof obj == 'string') { |
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obj = obj.split(' '); |
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} |
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if ($.isArray(obj)) { |
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obj = {left: +obj[0], top: +obj[1] || 0}; |
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} |
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if ('left' in obj) { |
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this.offset.click.left = obj.left + this.margins.left; |
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} |
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if ('right' in obj) { |
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this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left; |
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} |
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if ('top' in obj) { |
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this.offset.click.top = obj.top + this.margins.top; |
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} |
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if ('bottom' in obj) { |
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this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top; |
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} |
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}, |
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_getParentOffset: function() { |
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//Get the offsetParent and cache its position |
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this.offsetParent = this.helper.offsetParent(); |
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var po = this.offsetParent.offset(); |
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// This is a special case where we need to modify a offset calculated on start, since the following happened: |
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// 1. The position of the helper is absolute, so it's position is calculated based on the next positioned parent |
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// 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't the document, which means that |
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// the scroll is included in the initial calculation of the offset of the parent, and never recalculated upon drag |
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if(this.cssPosition == 'absolute' && this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) { |
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po.left += this.scrollParent.scrollLeft(); |
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po.top += this.scrollParent.scrollTop(); |
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} |
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if((this.offsetParent[0] == document.body) //This needs to be actually done for all browsers, since pageX/pageY includes this information |
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|| (this.offsetParent[0].tagName && this.offsetParent[0].tagName.toLowerCase() == 'html' && $.browser.msie)) //Ugly IE fix |
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po = { top: 0, left: 0 }; |
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return { |
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top: po.top + (parseInt(this.offsetParent.css("borderTopWidth"),10) || 0), |
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left: po.left + (parseInt(this.offsetParent.css("borderLeftWidth"),10) || 0) |
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}; |
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}, |
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_getRelativeOffset: function() { |
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if(this.cssPosition == "relative") { |
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var p = this.element.position(); |
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return { |
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top: p.top - (parseInt(this.helper.css("top"),10) || 0) + this.scrollParent.scrollTop(), |
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left: p.left - (parseInt(this.helper.css("left"),10) || 0) + this.scrollParent.scrollLeft() |
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}; |
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} else { |
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return { top: 0, left: 0 }; |
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} |
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}, |
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_cacheMargins: function() { |
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this.margins = { |
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left: (parseInt(this.element.css("marginLeft"),10) || 0), |
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top: (parseInt(this.element.css("marginTop"),10) || 0) |
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}; |
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}, |
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_cacheHelperProportions: function() { |
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this.helperProportions = { |
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width: this.helper.outerWidth(), |
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height: this.helper.outerHeight() |
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}; |
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}, |
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_setContainment: function() { |
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var o = this.options; |
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if(o.containment == 'parent') o.containment = this.helper[0].parentNode; |
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if(o.containment == 'document' || o.containment == 'window') this.containment = [ |
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0 - this.offset.relative.left - this.offset.parent.left, |
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0 - this.offset.relative.top - this.offset.parent.top, |
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$(o.containment == 'document' ? document : window).width() - this.helperProportions.width - this.margins.left, |
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($(o.containment == 'document' ? document : window).height() || document.body.parentNode.scrollHeight) - this.helperProportions.height - this.margins.top |
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]; |
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if(!(/^(document|window|parent)$/).test(o.containment) && o.containment.constructor != Array) { |
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var ce = $(o.containment)[0]; if(!ce) return; |
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var co = $(o.containment).offset(); |
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var over = ($(ce).css("overflow") != 'hidden'); |
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this.containment = [ |
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co.left + (parseInt($(ce).css("borderLeftWidth"),10) || 0) + (parseInt($(ce).css("paddingLeft"),10) || 0) - this.margins.left, |
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co.top + (parseInt($(ce).css("borderTopWidth"),10) || 0) + (parseInt($(ce).css("paddingTop"),10) || 0) - this.margins.top, |
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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, |
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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 |
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]; |
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} else if(o.containment.constructor == Array) { |
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this.containment = o.containment; |
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} |
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}, |
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_convertPositionTo: function(d, pos) { |
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if(!pos) pos = this.position; |
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var mod = d == "absolute" ? 1 : -1; |
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var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName); |
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return { |
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top: ( |
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pos.top // The absolute mouse position |
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+ this.offset.relative.top * mod // Only for relative positioned nodes: Relative offset from element to offset parent |
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+ this.offset.parent.top * mod // The offsetParent's offset without borders (offset + border) |
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- ($.browser.safari && $.browser.version < 526 && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ) * mod) |
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), |
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|
372 |
left: ( |
|
|
373 |
pos.left // The absolute mouse position |
|
|
374 |
+ this.offset.relative.left * mod // Only for relative positioned nodes: Relative offset from element to offset parent |
|
|
375 |
+ this.offset.parent.left * mod // The offsetParent's offset without borders (offset + border) |
|
|
376 |
- ($.browser.safari && $.browser.version < 526 && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ) * mod) |
|
|
377 |
) |
|
|
378 |
}; |
|
|
379 |
|
|
|
380 |
}, |
|
|
381 |
|
|
|
382 |
_generatePosition: function(event) { |
|
|
383 |
|
|
|
384 |
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); |
|
|
385 |
var pageX = event.pageX; |
|
|
386 |
var pageY = event.pageY; |
|
|
387 |
|
|
|
388 |
/* |
|
|
389 |
* - Position constraining - |
|
|
390 |
* Constrain the position to a mix of grid, containment. |
|
|
391 |
*/ |
|
|
392 |
|
|
|
393 |
if(this.originalPosition) { //If we are not dragging yet, we won't check for options |
|
|
394 |
|
|
|
395 |
if(this.containment) { |
|
|
396 |
if(event.pageX - this.offset.click.left < this.containment[0]) pageX = this.containment[0] + this.offset.click.left; |
|
|
397 |
if(event.pageY - this.offset.click.top < this.containment[1]) pageY = this.containment[1] + this.offset.click.top; |
|
|
398 |
if(event.pageX - this.offset.click.left > this.containment[2]) pageX = this.containment[2] + this.offset.click.left; |
|
|
399 |
if(event.pageY - this.offset.click.top > this.containment[3]) pageY = this.containment[3] + this.offset.click.top; |
|
|
400 |
} |
|
|
401 |
|
|
|
402 |
if(o.grid) { |
|
|
403 |
var top = this.originalPageY + Math.round((pageY - this.originalPageY) / o.grid[1]) * o.grid[1]; |
|
|
404 |
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; |
|
|
405 |
|
|
|
406 |
var left = this.originalPageX + Math.round((pageX - this.originalPageX) / o.grid[0]) * o.grid[0]; |
|
|
407 |
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; |
|
|
408 |
} |
|
|
409 |
|
|
|
410 |
} |
|
|
411 |
|
|
|
412 |
return { |
|
|
413 |
top: ( |
|
|
414 |
pageY // The absolute mouse position |
|
|
415 |
- this.offset.click.top // Click offset (relative to the element) |
|
|
416 |
- this.offset.relative.top // Only for relative positioned nodes: Relative offset from element to offset parent |
|
|
417 |
- this.offset.parent.top // The offsetParent's offset without borders (offset + border) |
|
|
418 |
+ ($.browser.safari && $.browser.version < 526 && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) )) |
|
|
419 |
), |
|
|
420 |
left: ( |
|
|
421 |
pageX // The absolute mouse position |
|
|
422 |
- this.offset.click.left // Click offset (relative to the element) |
|
|
423 |
- this.offset.relative.left // Only for relative positioned nodes: Relative offset from element to offset parent |
|
|
424 |
- this.offset.parent.left // The offsetParent's offset without borders (offset + border) |
|
|
425 |
+ ($.browser.safari && $.browser.version < 526 && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() )) |
|
|
426 |
) |
|
|
427 |
}; |
|
|
428 |
|
|
|
429 |
}, |
|
|
430 |
|
|
|
431 |
_clear: function() { |
|
|
432 |
this.helper.removeClass("ui-draggable-dragging"); |
|
|
433 |
if(this.helper[0] != this.element[0] && !this.cancelHelperRemoval) this.helper.remove(); |
|
|
434 |
//if($.ui.ddmanager) $.ui.ddmanager.current = null; |
|
|
435 |
this.helper = null; |
|
|
436 |
this.cancelHelperRemoval = false; |
|
|
437 |
}, |
|
|
438 |
|
|
|
439 |
// From now on bulk stuff - mainly helpers |
|
|
440 |
|
|
|
441 |
_trigger: function(type, event, ui) { |
|
|
442 |
ui = ui || this._uiHash(); |
|
|
443 |
$.ui.plugin.call(this, type, [event, ui]); |
|
|
444 |
if(type == "drag") this.positionAbs = this._convertPositionTo("absolute"); //The absolute position has to be recalculated after plugins |
|
|
445 |
return $.Widget.prototype._trigger.call(this, type, event, ui); |
|
|
446 |
}, |
|
|
447 |
|
|
|
448 |
plugins: {}, |
|
|
449 |
|
|
|
450 |
_uiHash: function(event) { |
|
|
451 |
return { |
|
|
452 |
helper: this.helper, |
|
|
453 |
position: this.position, |
|
|
454 |
originalPosition: this.originalPosition, |
|
|
455 |
offset: this.positionAbs |
|
|
456 |
}; |
|
|
457 |
} |
|
|
458 |
|
|
|
459 |
}); |
|
|
460 |
|
|
|
461 |
$.extend($.ui.draggable, { |
|
|
462 |
version: "1.8.1" |
|
|
463 |
}); |
|
|
464 |
|
|
|
465 |
$.ui.plugin.add("draggable", "connectToSortable", { |
|
|
466 |
start: function(event, ui) { |
|
|
467 |
|
|
|
468 |
var inst = $(this).data("draggable"), o = inst.options, |
|
|
469 |
uiSortable = $.extend({}, ui, { item: inst.element }); |
|
|
470 |
inst.sortables = []; |
|
|
471 |
$(o.connectToSortable).each(function() { |
|
|
472 |
var sortable = $.data(this, 'sortable'); |
|
|
473 |
if (sortable && !sortable.options.disabled) { |
|
|
474 |
inst.sortables.push({ |
|
|
475 |
instance: sortable, |
|
|
476 |
shouldRevert: sortable.options.revert |
|
|
477 |
}); |
|
|
478 |
sortable._refreshItems(); //Do a one-time refresh at start to refresh the containerCache |
|
|
479 |
sortable._trigger("activate", event, uiSortable); |
|
|
480 |
} |
|
|
481 |
}); |
|
|
482 |
|
|
|
483 |
}, |
|
|
484 |
stop: function(event, ui) { |
|
|
485 |
|
|
|
486 |
//If we are still over the sortable, we fake the stop event of the sortable, but also remove helper |
|
|
487 |
var inst = $(this).data("draggable"), |
|
|
488 |
uiSortable = $.extend({}, ui, { item: inst.element }); |
|
|
489 |
|
|
|
490 |
$.each(inst.sortables, function() { |
|
|
491 |
if(this.instance.isOver) { |
|
|
492 |
|
|
|
493 |
this.instance.isOver = 0; |
|
|
494 |
|
|
|
495 |
inst.cancelHelperRemoval = true; //Don't remove the helper in the draggable instance |
|
|
496 |
this.instance.cancelHelperRemoval = false; //Remove it in the sortable instance (so sortable plugins like revert still work) |
|
|
497 |
|
|
|
498 |
//The sortable revert is supported, and we have to set a temporary dropped variable on the draggable to support revert: 'valid/invalid' |
|
|
499 |
if(this.shouldRevert) this.instance.options.revert = true; |
|
|
500 |
|
|
|
501 |
//Trigger the stop of the sortable |
|
|
502 |
this.instance._mouseStop(event); |
|
|
503 |
|
|
|
504 |
this.instance.options.helper = this.instance.options._helper; |
|
|
505 |
|
|
|
506 |
//If the helper has been the original item, restore properties in the sortable |
|
|
507 |
if(inst.options.helper == 'original') |
|
|
508 |
this.instance.currentItem.css({ top: 'auto', left: 'auto' }); |
|
|
509 |
|
|
|
510 |
} else { |
|
|
511 |
this.instance.cancelHelperRemoval = false; //Remove the helper in the sortable instance |
|
|
512 |
this.instance._trigger("deactivate", event, uiSortable); |
|
|
513 |
} |
|
|
514 |
|
|
|
515 |
}); |
|
|
516 |
|
|
|
517 |
}, |
|
|
518 |
drag: function(event, ui) { |
|
|
519 |
|
|
|
520 |
var inst = $(this).data("draggable"), self = this; |
|
|
521 |
|
|
|
522 |
var checkPos = function(o) { |
|
|
523 |
var dyClick = this.offset.click.top, dxClick = this.offset.click.left; |
|
|
524 |
var helperTop = this.positionAbs.top, helperLeft = this.positionAbs.left; |
|
|
525 |
var itemHeight = o.height, itemWidth = o.width; |
|
|
526 |
var itemTop = o.top, itemLeft = o.left; |
|
|
527 |
|
|
|
528 |
return $.ui.isOver(helperTop + dyClick, helperLeft + dxClick, itemTop, itemLeft, itemHeight, itemWidth); |
|
|
529 |
}; |
|
|
530 |
|
|
|
531 |
$.each(inst.sortables, function(i) { |
|
|
532 |
|
|
|
533 |
//Copy over some variables to allow calling the sortable's native _intersectsWith |
|
|
534 |
this.instance.positionAbs = inst.positionAbs; |
|
|
535 |
this.instance.helperProportions = inst.helperProportions; |
|
|
536 |
this.instance.offset.click = inst.offset.click; |
|
|
537 |
|
|
|
538 |
if(this.instance._intersectsWith(this.instance.containerCache)) { |
|
|
539 |
|
|
|
540 |
//If it intersects, we use a little isOver variable and set it once, so our move-in stuff gets fired only once |
|
|
541 |
if(!this.instance.isOver) { |
|
|
542 |
|
|
|
543 |
this.instance.isOver = 1; |
|
|
544 |
//Now we fake the start of dragging for the sortable instance, |
|
|
545 |
//by cloning the list group item, appending it to the sortable and using it as inst.currentItem |
|
|
546 |
//We can then fire the start event of the sortable with our passed browser event, and our own helper (so it doesn't create a new one) |
|
|
547 |
this.instance.currentItem = $(self).clone().appendTo(this.instance.element).data("sortable-item", true); |
|
|
548 |
this.instance.options._helper = this.instance.options.helper; //Store helper option to later restore it |
|
|
549 |
this.instance.options.helper = function() { return ui.helper[0]; }; |
|
|
550 |
|
|
|
551 |
event.target = this.instance.currentItem[0]; |
|
|
552 |
this.instance._mouseCapture(event, true); |
|
|
553 |
this.instance._mouseStart(event, true, true); |
|
|
554 |
|
|
|
555 |
//Because the browser event is way off the new appended portlet, we modify a couple of variables to reflect the changes |
|
|
556 |
this.instance.offset.click.top = inst.offset.click.top; |
|
|
557 |
this.instance.offset.click.left = inst.offset.click.left; |
|
|
558 |
this.instance.offset.parent.left -= inst.offset.parent.left - this.instance.offset.parent.left; |
|
|
559 |
this.instance.offset.parent.top -= inst.offset.parent.top - this.instance.offset.parent.top; |
|
|
560 |
|
|
|
561 |
inst._trigger("toSortable", event); |
|
|
562 |
inst.dropped = this.instance.element; //draggable revert needs that |
|
|
563 |
//hack so receive/update callbacks work (mostly) |
|
|
564 |
inst.currentItem = inst.element; |
|
|
565 |
this.instance.fromOutside = inst; |
|
|
566 |
|
|
|
567 |
} |
|
|
568 |
|
|
|
569 |
//Provided we did all the previous steps, we can fire the drag event of the sortable on every draggable drag, when it intersects with the sortable |
|
|
570 |
if(this.instance.currentItem) this.instance._mouseDrag(event); |
|
|
571 |
|
|
|
572 |
} else { |
|
|
573 |
|
|
|
574 |
//If it doesn't intersect with the sortable, and it intersected before, |
|
|
575 |
//we fake the drag stop of the sortable, but make sure it doesn't remove the helper by using cancelHelperRemoval |
|
|
576 |
if(this.instance.isOver) { |
|
|
577 |
|
|
|
578 |
this.instance.isOver = 0; |
|
|
579 |
this.instance.cancelHelperRemoval = true; |
|
|
580 |
|
|
|
581 |
//Prevent reverting on this forced stop |
|
|
582 |
this.instance.options.revert = false; |
|
|
583 |
|
|
|
584 |
// The out event needs to be triggered independently |
|
|
585 |
this.instance._trigger('out', event, this.instance._uiHash(this.instance)); |
|
|
586 |
|
|
|
587 |
this.instance._mouseStop(event, true); |
|
|
588 |
this.instance.options.helper = this.instance.options._helper; |
|
|
589 |
|
|
|
590 |
//Now we remove our currentItem, the list group clone again, and the placeholder, and animate the helper back to it's original size |
|
|
591 |
this.instance.currentItem.remove(); |
|
|
592 |
if(this.instance.placeholder) this.instance.placeholder.remove(); |
|
|
593 |
|
|
|
594 |
inst._trigger("fromSortable", event); |
|
|
595 |
inst.dropped = false; //draggable revert needs that |
|
|
596 |
} |
|
|
597 |
|
|
|
598 |
}; |
|
|
599 |
|
|
|
600 |
}); |
|
|
601 |
|
|
|
602 |
} |
|
|
603 |
}); |
|
|
604 |
|
|
|
605 |
$.ui.plugin.add("draggable", "cursor", { |
|
|
606 |
start: function(event, ui) { |
|
|
607 |
var t = $('body'), o = $(this).data('draggable').options; |
|
|
608 |
if (t.css("cursor")) o._cursor = t.css("cursor"); |
|
|
609 |
t.css("cursor", o.cursor); |
|
|
610 |
}, |
|
|
611 |
stop: function(event, ui) { |
|
|
612 |
var o = $(this).data('draggable').options; |
|
|
613 |
if (o._cursor) $('body').css("cursor", o._cursor); |
|
|
614 |
} |
|
|
615 |
}); |
|
|
616 |
|
|
|
617 |
$.ui.plugin.add("draggable", "iframeFix", { |
|
|
618 |
start: function(event, ui) { |
|
|
619 |
var o = $(this).data('draggable').options; |
|
|
620 |
$(o.iframeFix === true ? "iframe" : o.iframeFix).each(function() { |
|
|
621 |
$('<div class="ui-draggable-iframeFix" style="background: #fff;"></div>') |
|
|
622 |
.css({ |
|
|
623 |
width: this.offsetWidth+"px", height: this.offsetHeight+"px", |
|
|
624 |
position: "absolute", opacity: "0.001", zIndex: 1000 |
|
|
625 |
}) |
|
|
626 |
.css($(this).offset()) |
|
|
627 |
.appendTo("body"); |
|
|
628 |
}); |
|
|
629 |
}, |
|
|
630 |
stop: function(event, ui) { |
|
|
631 |
$("div.ui-draggable-iframeFix").each(function() { this.parentNode.removeChild(this); }); //Remove frame helpers |
|
|
632 |
} |
|
|
633 |
}); |
|
|
634 |
|
|
|
635 |
$.ui.plugin.add("draggable", "opacity", { |
|
|
636 |
start: function(event, ui) { |
|
|
637 |
var t = $(ui.helper), o = $(this).data('draggable').options; |
|
|
638 |
if(t.css("opacity")) o._opacity = t.css("opacity"); |
|
|
639 |
t.css('opacity', o.opacity); |
|
|
640 |
}, |
|
|
641 |
stop: function(event, ui) { |
|
|
642 |
var o = $(this).data('draggable').options; |
|
|
643 |
if(o._opacity) $(ui.helper).css('opacity', o._opacity); |
|
|
644 |
} |
|
|
645 |
}); |
|
|
646 |
|
|
|
647 |
$.ui.plugin.add("draggable", "scroll", { |
|
|
648 |
start: function(event, ui) { |
|
|
649 |
var i = $(this).data("draggable"); |
|
|
650 |
if(i.scrollParent[0] != document && i.scrollParent[0].tagName != 'HTML') i.overflowOffset = i.scrollParent.offset(); |
|
|
651 |
}, |
|
|
652 |
drag: function(event, ui) { |
|
|
653 |
|
|
|
654 |
var i = $(this).data("draggable"), o = i.options, scrolled = false; |
|
|
655 |
|
|
|
656 |
if(i.scrollParent[0] != document && i.scrollParent[0].tagName != 'HTML') { |
|
|
657 |
|
|
|
658 |
if(!o.axis || o.axis != 'x') { |
|
|
659 |
if((i.overflowOffset.top + i.scrollParent[0].offsetHeight) - event.pageY < o.scrollSensitivity) |
|
|
660 |
i.scrollParent[0].scrollTop = scrolled = i.scrollParent[0].scrollTop + o.scrollSpeed; |
|
|
661 |
else if(event.pageY - i.overflowOffset.top < o.scrollSensitivity) |
|
|
662 |
i.scrollParent[0].scrollTop = scrolled = i.scrollParent[0].scrollTop - o.scrollSpeed; |
|
|
663 |
} |
|
|
664 |
|
|
|
665 |
if(!o.axis || o.axis != 'y') { |
|
|
666 |
if((i.overflowOffset.left + i.scrollParent[0].offsetWidth) - event.pageX < o.scrollSensitivity) |
|
|
667 |
i.scrollParent[0].scrollLeft = scrolled = i.scrollParent[0].scrollLeft + o.scrollSpeed; |
|
|
668 |
else if(event.pageX - i.overflowOffset.left < o.scrollSensitivity) |
|
|
669 |
i.scrollParent[0].scrollLeft = scrolled = i.scrollParent[0].scrollLeft - o.scrollSpeed; |
|
|
670 |
} |
|
|
671 |
|
|
|
672 |
} else { |
|
|
673 |
|
|
|
674 |
if(!o.axis || o.axis != 'x') { |
|
|
675 |
if(event.pageY - $(document).scrollTop() < o.scrollSensitivity) |
|
|
676 |
scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed); |
|
|
677 |
else if($(window).height() - (event.pageY - $(document).scrollTop()) < o.scrollSensitivity) |
|
|
678 |
scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed); |
|
|
679 |
} |
|
|
680 |
|
|
|
681 |
if(!o.axis || o.axis != 'y') { |
|
|
682 |
if(event.pageX - $(document).scrollLeft() < o.scrollSensitivity) |
|
|
683 |
scrolled = $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed); |
|
|
684 |
else if($(window).width() - (event.pageX - $(document).scrollLeft()) < o.scrollSensitivity) |
|
|
685 |
scrolled = $(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed); |
|
|
686 |
} |
|
|
687 |
|
|
|
688 |
} |
|
|
689 |
|
|
|
690 |
if(scrolled !== false && $.ui.ddmanager && !o.dropBehaviour) |
|
|
691 |
$.ui.ddmanager.prepareOffsets(i, event); |
|
|
692 |
|
|
|
693 |
} |
|
|
694 |
}); |
|
|
695 |
|
|
|
696 |
$.ui.plugin.add("draggable", "snap", { |
|
|
697 |
start: function(event, ui) { |
|
|
698 |
|
|
|
699 |
var i = $(this).data("draggable"), o = i.options; |
|
|
700 |
i.snapElements = []; |
|
|
701 |
|
|
|
702 |
$(o.snap.constructor != String ? ( o.snap.items || ':data(draggable)' ) : o.snap).each(function() { |
|
|
703 |
var $t = $(this); var $o = $t.offset(); |
|
|
704 |
if(this != i.element[0]) i.snapElements.push({ |
|
|
705 |
item: this, |
|
|
706 |
width: $t.outerWidth(), height: $t.outerHeight(), |
|
|
707 |
top: $o.top, left: $o.left |
|
|
708 |
}); |
|
|
709 |
}); |
|
|
710 |
|
|
|
711 |
}, |
|
|
712 |
drag: function(event, ui) { |
|
|
713 |
|
|
|
714 |
var inst = $(this).data("draggable"), o = inst.options; |
|
|
715 |
var d = o.snapTolerance; |
|
|
716 |
|
|
|
717 |
var x1 = ui.offset.left, x2 = x1 + inst.helperProportions.width, |
|
|
718 |
y1 = ui.offset.top, y2 = y1 + inst.helperProportions.height; |
|
|
719 |
|
|
|
720 |
for (var i = inst.snapElements.length - 1; i >= 0; i--){ |
|
|
721 |
|
|
|
722 |
var l = inst.snapElements[i].left, r = l + inst.snapElements[i].width, |
|
|
723 |
t = inst.snapElements[i].top, b = t + inst.snapElements[i].height; |
|
|
724 |
|
|
|
725 |
//Yes, I know, this is insane ;) |
|
|
726 |
if(!((l-d < x1 && x1 < r+d && t-d < y1 && y1 < b+d) || (l-d < x1 && x1 < r+d && t-d < y2 && y2 < b+d) || (l-d < x2 && x2 < r+d && t-d < y1 && y1 < b+d) || (l-d < x2 && x2 < r+d && t-d < y2 && y2 < b+d))) { |
|
|
727 |
if(inst.snapElements[i].snapping) (inst.options.snap.release && inst.options.snap.release.call(inst.element, event, $.extend(inst._uiHash(), { snapItem: inst.snapElements[i].item }))); |
|
|
728 |
inst.snapElements[i].snapping = false; |
|
|
729 |
continue; |
|
|
730 |
} |
|
|
731 |
|
|
|
732 |
if(o.snapMode != 'inner') { |
|
|
733 |
var ts = Math.abs(t - y2) <= d; |
|
|
734 |
var bs = Math.abs(b - y1) <= d; |
|
|
735 |
var ls = Math.abs(l - x2) <= d; |
|
|
736 |
var rs = Math.abs(r - x1) <= d; |
|
|
737 |
if(ts) ui.position.top = inst._convertPositionTo("relative", { top: t - inst.helperProportions.height, left: 0 }).top - inst.margins.top; |
|
|
738 |
if(bs) ui.position.top = inst._convertPositionTo("relative", { top: b, left: 0 }).top - inst.margins.top; |
|
|
739 |
if(ls) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: l - inst.helperProportions.width }).left - inst.margins.left; |
|
|
740 |
if(rs) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: r }).left - inst.margins.left; |
|
|
741 |
} |
|
|
742 |
|
|
|
743 |
var first = (ts || bs || ls || rs); |
|
|
744 |
|
|
|
745 |
if(o.snapMode != 'outer') { |
|
|
746 |
var ts = Math.abs(t - y1) <= d; |
|
|
747 |
var bs = Math.abs(b - y2) <= d; |
|
|
748 |
var ls = Math.abs(l - x1) <= d; |
|
|
749 |
var rs = Math.abs(r - x2) <= d; |
|
|
750 |
if(ts) ui.position.top = inst._convertPositionTo("relative", { top: t, left: 0 }).top - inst.margins.top; |
|
|
751 |
if(bs) ui.position.top = inst._convertPositionTo("relative", { top: b - inst.helperProportions.height, left: 0 }).top - inst.margins.top; |
|
|
752 |
if(ls) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: l }).left - inst.margins.left; |
|
|
753 |
if(rs) ui.position.left = inst._convertPositionTo("relative", { top: 0, left: r - inst.helperProportions.width }).left - inst.margins.left; |
|
|
754 |
} |
|
|
755 |
|
|
|
756 |
if(!inst.snapElements[i].snapping && (ts || bs || ls || rs || first)) |
|
|
757 |
(inst.options.snap.snap && inst.options.snap.snap.call(inst.element, event, $.extend(inst._uiHash(), { snapItem: inst.snapElements[i].item }))); |
|
|
758 |
inst.snapElements[i].snapping = (ts || bs || ls || rs || first); |
|
|
759 |
|
|
|
760 |
}; |
|
|
761 |
|
|
|
762 |
} |
|
|
763 |
}); |
|
|
764 |
|
|
|
765 |
$.ui.plugin.add("draggable", "stack", { |
|
|
766 |
start: function(event, ui) { |
|
|
767 |
|
|
|
768 |
var o = $(this).data("draggable").options; |
|
|
769 |
|
|
|
770 |
var group = $.makeArray($(o.stack)).sort(function(a,b) { |
|
|
771 |
return (parseInt($(a).css("zIndex"),10) || 0) - (parseInt($(b).css("zIndex"),10) || 0); |
|
|
772 |
}); |
|
|
773 |
if (!group.length) { return; } |
|
|
774 |
|
|
|
775 |
var min = parseInt(group[0].style.zIndex) || 0; |
|
|
776 |
$(group).each(function(i) { |
|
|
777 |
this.style.zIndex = min + i; |
|
|
778 |
}); |
|
|
779 |
|
|
|
780 |
this[0].style.zIndex = min + group.length; |
|
|
781 |
|
|
|
782 |
} |
|
|
783 |
}); |
|
|
784 |
|
|
|
785 |
$.ui.plugin.add("draggable", "zIndex", { |
|
|
786 |
start: function(event, ui) { |
|
|
787 |
var t = $(ui.helper), o = $(this).data("draggable").options; |
|
|
788 |
if(t.css("zIndex")) o._zIndex = t.css("zIndex"); |
|
|
789 |
t.css('zIndex', o.zIndex); |
|
|
790 |
}, |
|
|
791 |
stop: function(event, ui) { |
|
|
792 |
var o = $(this).data("draggable").options; |
|
|
793 |
if(o._zIndex) $(ui.helper).css('zIndex', o._zIndex); |
|
|
794 |
} |
|
|
795 |
}); |
|
|
796 |
|
|
|
797 |
})(jQuery); |