| 1 | define([ |
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| 2 | "dojo/_base/kernel", // dojo.addOnUnload |
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| 3 | "dojo/_base/lang", // dojo.hitch |
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| 4 | "dojo/_base/declare", |
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| 5 | "dojo/_base/html", // dojo.create, dojo.attr, dojo.addClass |
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| 6 | "dojo/dnd/Manager", |
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| 7 | "./PureSource" |
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| 8 | ],function(dojo){ |
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| 9 | return dojo.declare( |
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| 10 | "dojox.mdnd.LazyManager", |
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| 11 | null, |
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| 12 | { |
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| 13 | // summary: |
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| 14 | // This class allows to launch a drag and drop dojo on the fly. |
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| 15 | |
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| 16 | constructor: function(){ |
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| 17 | //console.log("dojox.mdnd.LazyManager ::: constructor"); |
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| 18 | this._registry = {}; |
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| 19 | // initialization of the _fakeSource to enabled DragAndDrop : |
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| 20 | this._fakeSource = new dojox.mdnd.PureSource(dojo.create("div"), { |
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| 21 | 'copyOnly': false |
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| 22 | }); |
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| 23 | this._fakeSource.startup(); |
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| 24 | dojo.addOnUnload(dojo.hitch(this, "destroy")); |
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| 25 | this.manager = dojo.dnd.manager(); |
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| 26 | }, |
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| 27 | |
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| 28 | getItem: function(/*DOMNode*/draggedNode){ |
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| 29 | //console.log("dojox.mdnd.LazyManager ::: getItem"); |
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| 30 | var type = draggedNode.getAttribute("dndType"); |
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| 31 | return { |
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| 32 | 'data' : draggedNode.getAttribute("dndData") || draggedNode.innerHTML, |
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| 33 | 'type' : type ? type.split(/\s*,\s*/) : ["text"] |
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| 34 | } |
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| 35 | }, |
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| 36 | |
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| 37 | startDrag: function(/*Event*/e, /*DOMNode?*/draggedNode){ |
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| 38 | // summary: |
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| 39 | // launch a dojo drag and drop on the fly. |
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| 40 | |
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| 41 | //console.log("dojox.mdnd.LazyManager ::: startDrag"); |
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| 42 | draggedNode = draggedNode || e.target; |
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| 43 | if(draggedNode){ |
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| 44 | var m = this.manager, |
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| 45 | object = this.getItem(draggedNode); |
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| 46 | if(draggedNode.id == ""){ |
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| 47 | dojo.attr(draggedNode, "id", dojo.dnd.getUniqueId()); |
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| 48 | } |
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| 49 | dojo.addClass(draggedNode, "dojoDndItem"); |
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| 50 | this._fakeSource.setItem(draggedNode.id, object); |
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| 51 | m.startDrag(this._fakeSource, [draggedNode], false); |
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| 52 | m.onMouseMove(e); |
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| 53 | } |
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| 54 | }, |
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| 55 | |
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| 56 | cancelDrag: function(){ |
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| 57 | // summary: |
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| 58 | // cancel a drag and drop dojo on the fly. |
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| 59 | |
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| 60 | //console.log("dojox.mdnd.LazyManager ::: cancelDrag"); |
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| 61 | var m = this.manager; |
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| 62 | m.target = null; |
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| 63 | m.onMouseUp(); |
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| 64 | }, |
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| 65 | |
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| 66 | |
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| 67 | destroy: function(){ |
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| 68 | //console.log("dojox.mdnd.LazyManager ::: destroy"); |
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| 69 | this._fakeSource.destroy(); |
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| 70 | } |
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| 71 | }); |
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| 72 | }); |
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