Software: Apache. PHP/5.5.15 uname -a: Windows NT SVR-DMZ 6.1 build 7600 (Windows Server 2008 R2 Enterprise Edition) i586 SYSTEM Safe-mode: OFF (not secure) C:\Intranet\C\Archivos de programa\openfire\plugins\admin\webapp\js\ drwxrwxrwx |
Viewing file: dragdrop.js (23.06 KB) -rw-rw-rw- Select action/file-type: (+) | (+) | (+) | Code (+) | Session (+) | (+) | SDB (+) | (+) | (+) | (+) | (+) | (+) | // Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) // // See scriptaculous.js for full license. /*--------------------------------------------------------------------------*/ var Droppables = { drops: [], remove: function(element) { this.drops = this.drops.reject(function(d) { return d.element==$(element) }); }, add: function(element) { element = $(element); var options = Object.extend({ greedy: true, hoverclass: null }, arguments[1] || {}); // cache containers if(options.containment) { options._containers = []; var containment = options.containment; if((typeof containment == 'object') && (containment.constructor == Array)) { containment.each( function(c) { options._containers.push($(c)) }); } else { options._containers.push($(containment)); } } if(options.accept) options.accept = [options.accept].flatten(); Element.makePositioned(element); // fix IE options.element = element; this.drops.push(options); }, isContained: function(element, drop) { var parentNode = element.parentNode; return drop._containers.detect(function(c) { return parentNode == c }); }, isAffected: function(point, element, drop) { return ( (drop.element!=element) && ((!drop._containers) || this.isContained(element, drop)) && ((!drop.accept) || (Element.classNames(element).detect( function(v) { return drop.accept.include(v) } ) )) && Position.within(drop.element, point[0], point[1]) ); }, deactivate: function(drop) { if(drop.hoverclass) Element.removeClassName(drop.element, drop.hoverclass); this.last_active = null; }, activate: function(drop) { if(drop.hoverclass) Element.addClassName(drop.element, drop.hoverclass); this.last_active = drop; }, show: function(point, element) { if(!this.drops.length) return; if(this.last_active) this.deactivate(this.last_active); this.drops.each( function(drop) { if(Droppables.isAffected(point, element, drop)) { if(drop.onHover) drop.onHover(element, drop.element, Position.overlap(drop.overlap, drop.element)); if(drop.greedy) { Droppables.activate(drop); throw $break; } } }); }, fire: function(event, element) { if(!this.last_active) return; Position.prepare(); if (this.isAffected([Event.pointerX(event), Event.pointerY(event)], element, this.last_active)) if (this.last_active.onDrop) this.last_active.onDrop(element, this.last_active.element, event); }, reset: function() { if(this.last_active) this.deactivate(this.last_active); } } var Draggables = { drags: [], observers: [], register: function(draggable) { if(this.drags.length == 0) { this.eventMouseUp = this.endDrag.bindAsEventListener(this); this.eventMouseMove = this.updateDrag.bindAsEventListener(this); this.eventKeypress = this.keyPress.bindAsEventListener(this); Event.observe(document, "mouseup", this.eventMouseUp); Event.observe(document, "mousemove", this.eventMouseMove); Event.observe(document, "keypress", this.eventKeypress); } this.drags.push(draggable); }, unregister: function(draggable) { this.drags = this.drags.reject(function(d) { return d==draggable }); if(this.drags.length == 0) { Event.stopObserving(document, "mouseup", this.eventMouseUp); Event.stopObserving(document, "mousemove", this.eventMouseMove); Event.stopObserving(document, "keypress", this.eventKeypress); } }, activate: function(draggable) { window.focus(); // allows keypress events if window isn't currently focused, fails for Safari this.activeDraggable = draggable; }, deactivate: function() { this.activeDraggable = null; }, updateDrag: function(event) { if(!this.activeDraggable) return; var pointer = [Event.pointerX(event), Event.pointerY(event)]; // Mozilla-based browsers fire successive mousemove events with // the same coordinates, prevent needless redrawing (moz bug?) if(this._lastPointer && (this._lastPointer.inspect() == pointer.inspect())) return; this._lastPointer = pointer; this.activeDraggable.updateDrag(event, pointer); }, endDrag: function(event) { if(!this.activeDraggable) return; this._lastPointer = null; this.activeDraggable.endDrag(event); this.activeDraggable = null; }, keyPress: function(event) { if(this.activeDraggable) this.activeDraggable.keyPress(event); }, addObserver: function(observer) { this.observers.push(observer); this._cacheObserverCallbacks(); }, removeObserver: function(element) { // element instead of observer fixes mem leaks this.observers = this.observers.reject( function(o) { return o.element==element }); this._cacheObserverCallbacks(); }, notify: function(eventName, draggable, event) { // 'onStart', 'onEnd', 'onDrag' if(this[eventName+'Count'] > 0) this.observers.each( function(o) { if(o[eventName]) o[eventName](eventName, draggable, event); }); }, _cacheObserverCallbacks: function() { ['onStart','onEnd','onDrag'].each( function(eventName) { Draggables[eventName+'Count'] = Draggables.observers.select( function(o) { return o[eventName]; } ).length; }); } } /*--------------------------------------------------------------------------*/ var Draggable = Class.create(); Draggable.prototype = { initialize: function(element) { var options = Object.extend({ handle: false, starteffect: function(element) { new Effect.Opacity(element, {duration:0.2, from:1.0, to:0.7}); }, reverteffect: function(element, top_offset, left_offset) { var dur = Math.sqrt(Math.abs(top_offset^2)+Math.abs(left_offset^2))*0.02; element._revert = new Effect.Move(element, { x: -left_offset, y: -top_offset, duration: dur}); }, endeffect: function(element) { new Effect.Opacity(element, {duration:0.2, from:0.7, to:1.0}); }, zindex: 1000, revert: false, scroll: false, scrollSensitivity: 20, scrollSpeed: 15, snap: false // false, or xy or [x,y] or function(x,y){ return [x,y] } }, arguments[1] || {}); this.element = $(element); if(options.handle && (typeof options.handle == 'string')) this.handle = Element.childrenWithClassName(this.element, options.handle, true)[0]; if(!this.handle) this.handle = $(options.handle); if(!this.handle) this.handle = this.element; if(options.scroll && !options.scroll.scrollTo && !options.scroll.outerHTML) options.scroll = $(options.scroll); Element.makePositioned(this.element); // fix IE this.delta = this.currentDelta(); this.options = options; this.dragging = false; this.eventMouseDown = this.initDrag.bindAsEventListener(this); Event.observe(this.handle, "mousedown", this.eventMouseDown); Draggables.register(this); }, destroy: function() { Event.stopObserving(this.handle, "mousedown", this.eventMouseDown); Draggables.unregister(this); }, currentDelta: function() { return([ parseInt(Element.getStyle(this.element,'left') || '0'), parseInt(Element.getStyle(this.element,'top') || '0')]); }, initDrag: function(event) { if(Event.isLeftClick(event)) { // abort on form elements, fixes a Firefox issue var src = Event.element(event); if(src.tagName && ( src.tagName=='INPUT' || src.tagName=='SELECT' || src.tagName=='OPTION' || src.tagName=='BUTTON' || src.tagName=='TEXTAREA')) return; if(this.element._revert) { this.element._revert.cancel(); this.element._revert = null; } var pointer = [Event.pointerX(event), Event.pointerY(event)]; var pos = Position.cumulativeOffset(this.element); this.offset = [0,1].map( function(i) { return (pointer[i] - pos[i]) }); Draggables.activate(this); Event.stop(event); } }, startDrag: function(event) { this.dragging = true; if(this.options.zindex) { this.originalZ = parseInt(Element.getStyle(this.element,'z-index') || 0); this.element.style.zIndex = this.options.zindex; } if(this.options.ghosting) { this._clone = this.element.cloneNode(true); Position.absolutize(this.element); this.element.parentNode.insertBefore(this._clone, this.element); } if(this.options.scroll) { if (this.options.scroll == window) { var where = this._getWindowScroll(this.options.scroll); this.originalScrollLeft = where.left; this.originalScrollTop = where.top; } else { this.originalScrollLeft = this.options.scroll.scrollLeft; this.originalScrollTop = this.options.scroll.scrollTop; } } Draggables.notify('onStart', this, event); if(this.options.starteffect) this.options.starteffect(this.element); }, updateDrag: function(event, pointer) { if(!this.dragging) this.startDrag(event); Position.prepare(); Droppables.show(pointer, this.element); Draggables.notify('onDrag', this, event); this.draw(pointer); if(this.options.change) this.options.change(this); if(this.options.scroll) { this.stopScrolling(); var p; if (this.options.scroll == window) { with(this._getWindowScroll(this.options.scroll)) { p = [ left, top, left+width, top+height ]; } } else { p = Position.page(this.options.scroll); p[0] += this.options.scroll.scrollLeft; p[1] += this.options.scroll.scrollTop; p.push(p[0]+this.options.scroll.offsetWidth); p.push(p[1]+this.options.scroll.offsetHeight); } var speed = [0,0]; if(pointer[0] < (p[0]+this.options.scrollSensitivity)) speed[0] = pointer[0]-(p[0]+this.options.scrollSensitivity); if(pointer[1] < (p[1]+this.options.scrollSensitivity)) speed[1] = pointer[1]-(p[1]+this.options.scrollSensitivity); if(pointer[0] > (p[2]-this.options.scrollSensitivity)) speed[0] = pointer[0]-(p[2]-this.options.scrollSensitivity); if(pointer[1] > (p[3]-this.options.scrollSensitivity)) speed[1] = pointer[1]-(p[3]-this.options.scrollSensitivity); this.startScrolling(speed); } // fix AppleWebKit rendering if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0); Event.stop(event); }, finishDrag: function(event, success) { this.dragging = false; if(this.options.ghosting) { Position.relativize(this.element); Element.remove(this._clone); this._clone = null; } if(success) Droppables.fire(event, this.element); Draggables.notify('onEnd', this, event); var revert = this.options.revert; if(revert && typeof revert == 'function') revert = revert(this.element); var d = this.currentDelta(); if(revert && this.options.reverteffect) { this.options.reverteffect(this.element, d[1]-this.delta[1], d[0]-this.delta[0]); } else { this.delta = d; } if(this.options.zindex) this.element.style.zIndex = this.originalZ; if(this.options.endeffect) this.options.endeffect(this.element); Draggables.deactivate(this); Droppables.reset(); }, keyPress: function(event) { if(event.keyCode!=Event.KEY_ESC) return; this.finishDrag(event, false); Event.stop(event); }, endDrag: function(event) { if(!this.dragging) return; this.stopScrolling(); this.finishDrag(event, true); Event.stop(event); }, draw: function(point) { var pos = Position.cumulativeOffset(this.element); var d = this.currentDelta(); pos[0] -= d[0]; pos[1] -= d[1]; if(this.options.scroll && (this.options.scroll != window)) { pos[0] -= this.options.scroll.scrollLeft-this.originalScrollLeft; pos[1] -= this.options.scroll.scrollTop-this.originalScrollTop; } var p = [0,1].map(function(i){ return (point[i]-pos[i]-this.offset[i]) }.bind(this)); if(this.options.snap) { if(typeof this.options.snap == 'function') { p = this.options.snap(p[0],p[1]); } else { if(this.options.snap instanceof Array) { p = p.map( function(v, i) { return Math.round(v/this.options.snap[i])*this.options.snap[i] }.bind(this)) } else { p = p.map( function(v) { return Math.round(v/this.options.snap)*this.options.snap }.bind(this)) } }} var style = this.element.style; if((!this.options.constraint) || (this.options.constraint=='horizontal')) style.left = p[0] + "px"; if((!this.options.constraint) || (this.options.constraint=='vertical')) style.top = p[1] + "px"; if(style.visibility=="hidden") style.visibility = ""; // fix gecko rendering }, stopScrolling: function() { if(this.scrollInterval) { clearInterval(this.scrollInterval); this.scrollInterval = null; } }, startScrolling: function(speed) { this.scrollSpeed = [speed[0]*this.options.scrollSpeed,speed[1]*this.options.scrollSpeed]; this.lastScrolled = new Date(); this.scrollInterval = setInterval(this.scroll.bind(this), 10); }, scroll: function() { var current = new Date(); var delta = current - this.lastScrolled; this.lastScrolled = current; if(this.options.scroll == window) { with (this._getWindowScroll(this.options.scroll)) { if (this.scrollSpeed[0] || this.scrollSpeed[1]) { var d = delta / 1000; this.options.scroll.scrollTo( left + d*this.scrollSpeed[0], top + d*this.scrollSpeed[1] ); } } } else { this.options.scroll.scrollLeft += this.scrollSpeed[0] * delta / 1000; this.options.scroll.scrollTop += this.scrollSpeed[1] * delta / 1000; } Position.prepare(); Droppables.show(Draggables._lastPointer, this.element); Draggables.notify('onDrag', this); this.draw(Draggables._lastPointer); if(this.options.change) this.options.change(this); }, _getWindowScroll: function(w) { var T, L, W, H; with (w.document) { if (w.document.documentElement && documentElement.scrollTop) { T = documentElement.scrollTop; L = documentElement.scrollLeft; } else if (w.document.body) { T = body.scrollTop; L = body.scrollLeft; } if (w.innerWidth) { W = w.innerWidth; H = w.innerHeight; } else if (w.document.documentElement && documentElement.clientWidth) { W = documentElement.clientWidth; H = documentElement.clientHeight; } else { W = body.offsetWidth; H = body.offsetHeight } } return { top: T, left: L, width: W, height: H }; } } /*--------------------------------------------------------------------------*/ var SortableObserver = Class.create(); SortableObserver.prototype = { initialize: function(element, observer) { this.element = $(element); this.observer = observer; this.lastValue = Sortable.serialize(this.element); }, onStart: function() { this.lastValue = Sortable.serialize(this.element); }, onEnd: function() { Sortable.unmark(); if(this.lastValue != Sortable.serialize(this.element)) this.observer(this.element) } } var Sortable = { sortables: new Array(), options: function(element){ element = $(element); return this.sortables.detect(function(s) { return s.element == element }); }, destroy: function(element){ element = $(element); this.sortables.findAll(function(s) { return s.element == element }).each(function(s){ Draggables.removeObserver(s.element); s.droppables.each(function(d){ Droppables.remove(d) }); s.draggables.invoke('destroy'); }); this.sortables = this.sortables.reject(function(s) { return s.element == element }); }, create: function(element) { element = $(element); var options = Object.extend({ element: element, tag: 'li', // assumes li children, override with tag: 'tagname' dropOnEmpty: false, tree: false, // fixme: unimplemented overlap: 'vertical', // one of 'vertical', 'horizontal' constraint: 'vertical', // one of 'vertical', 'horizontal', false containment: element, // also takes array of elements (or id's); or false handle: false, // or a CSS class only: false, hoverclass: null, ghosting: false, scroll: false, scrollSensitivity: 20, scrollSpeed: 15, format: /^[^_]*_(.*)$/, onChange: Prototype.emptyFunction, onUpdate: Prototype.emptyFunction }, arguments[1] || {}); // clear any old sortable with same element this.destroy(element); // build options for the draggables var options_for_draggable = { revert: true, scroll: options.scroll, scrollSpeed: options.scrollSpeed, scrollSensitivity: options.scrollSensitivity, ghosting: options.ghosting, constraint: options.constraint, handle: options.handle }; if(options.starteffect) options_for_draggable.starteffect = options.starteffect; if(options.reverteffect) options_for_draggable.reverteffect = options.reverteffect; else if(options.ghosting) options_for_draggable.reverteffect = function(element) { element.style.top = 0; element.style.left = 0; }; if(options.endeffect) options_for_draggable.endeffect = options.endeffect; if(options.zindex) options_for_draggable.zindex = options.zindex; // build options for the droppables var options_for_droppable = { overlap: options.overlap, containment: options.containment, hoverclass: options.hoverclass, onHover: Sortable.onHover, greedy: !options.dropOnEmpty } // fix for gecko engine Element.cleanWhitespace(element); options.draggables = []; options.droppables = []; // make it so // drop on empty handling if(options.dropOnEmpty) { Droppables.add(element, {containment: options.containment, onHover: Sortable.onEmptyHover, greedy: false}); options.droppables.push(element); } (this.findElements(element, options) || []).each( function(e) { // handles are per-draggable var handle = options.handle ? Element.childrenWithClassName(e, options.handle)[0] : e; options.draggables.push( new Draggable(e, Object.extend(options_for_draggable, { handle: handle }))); Droppables.add(e, options_for_droppable); options.droppables.push(e); }); // keep reference this.sortables.push(options); // for onupdate Draggables.addObserver(new SortableObserver(element, options.onUpdate)); }, // return all suitable-for-sortable elements in a guaranteed order findElements: function(element, options) { if(!element.hasChildNodes()) return null; var elements = []; var only = options.only ? [options.only].flatten() : null; $A(element.childNodes).each( function(e) { if(e.tagName && e.tagName.toUpperCase()==options.tag.toUpperCase() && (!only || (Element.classNames(e).detect(function(v) { return only.include(v) })))) elements.push(e); if(options.tree) { var grandchildren = this.findElements(e, options); if(grandchildren) elements.push(grandchildren); } }); return (elements.length>0 ? elements.flatten() : null); }, onHover: function(element, dropon, overlap) { if(overlap>0.5) { Sortable.mark(dropon, 'before'); if(dropon.previousSibling != element) { var oldParentNode = element.parentNode; element.style.visibility = "hidden"; // fix gecko rendering dropon.parentNode.insertBefore(element, dropon); if(dropon.parentNode!=oldParentNode) Sortable.options(oldParentNode).onChange(element); Sortable.options(dropon.parentNode).onChange(element); } } else { Sortable.mark(dropon, 'after'); var nextElement = dropon.nextSibling || null; if(nextElement != element) { var oldParentNode = element.parentNode; element.style.visibility = "hidden"; // fix gecko rendering dropon.parentNode.insertBefore(element, nextElement); if(dropon.parentNode!=oldParentNode) Sortable.options(oldParentNode).onChange(element); Sortable.options(dropon.parentNode).onChange(element); } } }, onEmptyHover: function(element, dropon) { if(element.parentNode!=dropon) { var oldParentNode = element.parentNode; dropon.appendChild(element); Sortable.options(oldParentNode).onChange(element); Sortable.options(dropon).onChange(element); } }, unmark: function() { if(Sortable._marker) Element.hide(Sortable._marker); }, mark: function(dropon, position) { // mark on ghosting only var sortable = Sortable.options(dropon.parentNode); if(sortable && !sortable.ghosting) return; if(!Sortable._marker) { Sortable._marker = $('dropmarker') || document.createElement('DIV'); Element.hide(Sortable._marker); Element.addClassName(Sortable._marker, 'dropmarker'); Sortable._marker.style.position = 'absolute'; document.getElementsByTagName("body").item(0).appendChild(Sortable._marker); } var offsets = Position.cumulativeOffset(dropon); Sortable._marker.style.left = offsets[0] + 'px'; Sortable._marker.style.top = offsets[1] + 'px'; if(position=='after') if(sortable.overlap == 'horizontal') Sortable._marker.style.left = (offsets[0]+dropon.clientWidth) + 'px'; else Sortable._marker.style.top = (offsets[1]+dropon.clientHeight) + 'px'; Element.show(Sortable._marker); }, sequence: function(element) { element = $(element); var options = Object.extend(this.options(element), arguments[1] || {}); return $(this.findElements(element, options) || []).map( function(item) { return item.id.match(options.format) ? item.id.match(options.format)[1] : ''; }); }, setSequence: function(element, new_sequence) { element = $(element); var options = Object.extend(this.options(element), arguments[2] || {}); var nodeMap = {}; this.findElements(element, options).each( function(n) { if (n.id.match(options.format)) nodeMap[n.id.match(options.format)[1]] = [n, n.parentNode]; n.parentNode.removeChild(n); }); new_sequence.each(function(ident) { var n = nodeMap[ident]; if (n) { n[1].appendChild(n[0]); delete nodeMap[ident]; } }); }, serialize: function(element) { element = $(element); var name = encodeURIComponent( (arguments[1] && arguments[1].name) ? arguments[1].name : element.id); return Sortable.sequence(element, arguments[1]).map( function(item) { return name + "[]=" + encodeURIComponent(item); }).join('&'); } } |
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