| 1 | define(["dojo/_base/kernel","dojo/_base/declare","dojo/_base/html","dojo/_base/connect", |
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| 2 | "dojo/_base/window","dojo/_base/array","dojox/mdnd/PureSource","dojox/mdnd/LazyManager"],function(dojo){ |
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| 3 | var dtd = dojo.declare( |
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| 4 | "dojox.mdnd.adapter.DndToDojo", |
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| 5 | null, |
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| 6 | { |
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| 7 | // summary: |
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| 8 | // Allow communication between an item of dojox D&D area to a target dojo. |
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| 9 | |
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| 10 | // _dojoList: Array |
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| 11 | // Array containing object references the dojo Target list |
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| 12 | _dojoList: null, |
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| 13 | |
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| 14 | // _currentDojoArea: DOMNode |
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| 15 | // Representing the current dojo area |
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| 16 | _currentDojoArea: null, |
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| 17 | |
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| 18 | // _dojoxManager: dojox.mdnd.AreaManager |
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| 19 | // The reference to the dojox AreaManager |
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| 20 | _dojoxManager: null, |
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| 21 | |
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| 22 | // _dragStartHandler: Object |
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| 23 | // Handle to keep start subscribe |
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| 24 | _dragStartHandler: null, |
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| 25 | |
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| 26 | // _dropHandler: Object |
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| 27 | // Handle to keep drop subscribe |
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| 28 | _dropHandler: null, |
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| 29 | |
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| 30 | // _moveHandler: Object |
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| 31 | // Handle to keep move subscribe |
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| 32 | _moveHandler: null, |
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| 33 | |
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| 34 | // _moveUpHandler: Object |
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| 35 | // Handle to kee move up subscribe |
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| 36 | _moveUpHandler: null, |
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| 37 | |
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| 38 | // _draggedNode: DOMNode |
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| 39 | // The current dragged node |
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| 40 | _draggedNode: null, |
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| 41 | |
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| 42 | constructor: function(){ |
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| 43 | this._dojoList = []; |
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| 44 | this._currentDojoArea = null; |
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| 45 | this._dojoxManager = dojox.mdnd.areaManager(); |
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| 46 | this._dragStartHandler = dojo.subscribe("/dojox/mdnd/drag/start", this, function(node, sourceArea, sourceDropIndex){ |
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| 47 | this._draggedNode = node; |
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| 48 | this._moveHandler = dojo.connect(dojo.doc, "onmousemove", this, "onMouseMove"); |
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| 49 | }); |
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| 50 | this._dropHandler = dojo.subscribe("/dojox/mdnd/drop", this, function(node, targetArea, indexChild){ |
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| 51 | if(this._currentDojoArea){ |
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| 52 | dojo.publish("/dojox/mdnd/adapter/dndToDojo/cancel", [this._currentDojoArea.node, this._currentDojoArea.type, this._draggedNode, this.accept]); |
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| 53 | } |
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| 54 | this._draggedNode = null; |
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| 55 | this._currentDojoArea = null; |
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| 56 | dojo.disconnect(this._moveHandler); |
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| 57 | }); |
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| 58 | }, |
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| 59 | |
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| 60 | _getIndexDojoArea: function(/*node*/area){ |
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| 61 | // summary: |
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| 62 | // Check if a dojo area is registered. |
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| 63 | // area: DOMNode |
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| 64 | // A node corresponding to the target dojo. |
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| 65 | // returns: |
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| 66 | // The index of area if it's registered else -1. |
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| 67 | // tags: |
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| 68 | // protected |
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| 69 | |
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| 70 | //console.log('dojox.mdnd.adapter.DndToDojo ::: _getIndexDojoArea'); |
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| 71 | if(area){ |
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| 72 | for(var i = 0, l = this._dojoList.length; i < l; i++){ |
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| 73 | if(this._dojoList[i].node === area){ |
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| 74 | return i; |
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| 75 | } |
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| 76 | } |
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| 77 | } |
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| 78 | return -1; |
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| 79 | }, |
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| 80 | |
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| 81 | _initCoordinates: function(/*DOMNode*/area){ |
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| 82 | // summary: |
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| 83 | // Initialize the coordinates of the target dojo. |
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| 84 | // area: |
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| 85 | // A registered DOM node. |
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| 86 | // returns: |
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| 87 | // An object which contains coordinates : *{x:0,y:,x1:0,y1:0}* |
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| 88 | // tags: |
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| 89 | // protected |
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| 90 | |
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| 91 | //console.log('dojox.mdnd.adapter.DndToDojo ::: _initCoordinates'); |
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| 92 | if(area){ |
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| 93 | var position = dojo.position(area, true), |
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| 94 | coords = {}; |
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| 95 | coords.x = position.x |
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| 96 | coords.y = position.y |
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| 97 | coords.x1 = position.x + position.w; |
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| 98 | coords.y1 = position.y + position.h; |
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| 99 | return coords; // Object |
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| 100 | } |
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| 101 | return null; |
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| 102 | }, |
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| 103 | |
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| 104 | register: function(/*DOMNode*/area, /*String*/ type,/*Boolean*/ dojoTarget){ |
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| 105 | // summary: |
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| 106 | // Register a target dojo. |
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| 107 | // The target is represented by an object containing : |
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| 108 | // - the dojo area node |
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| 109 | // - the type reference to identify a group node |
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| 110 | // - the coords of the area to enable refresh position |
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| 111 | // area: |
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| 112 | // The DOM node which has to be registered. |
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| 113 | // type: |
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| 114 | // A String to identify the node. |
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| 115 | // dojoTarger: |
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| 116 | // True if the dojo D&D have to be enable when mouse is hover the registered target dojo. |
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| 117 | |
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| 118 | //console.log("dojox.mdnd.adapter.DndToDojo ::: registerDojoArea", area, type, dojoTarget); |
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| 119 | if(this._getIndexDojoArea(area) == -1){ |
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| 120 | var coords = this._initCoordinates(area), |
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| 121 | object = { |
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| 122 | 'node': area, |
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| 123 | 'type': type, |
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| 124 | 'dojo': (dojoTarget)?dojoTarget:false, |
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| 125 | 'coords': coords |
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| 126 | }; |
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| 127 | this._dojoList.push(object); |
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| 128 | // initialization of the _fakeSource to allow Dnd switching |
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| 129 | if(dojoTarget && !this._lazyManager){ |
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| 130 | this._lazyManager = new dojox.mdnd.LazyManager(); |
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| 131 | } |
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| 132 | } |
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| 133 | }, |
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| 134 | |
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| 135 | unregisterByNode: function(/*DOMNode*/area){ |
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| 136 | // summary: |
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| 137 | // Unregister a target dojo. |
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| 138 | // area: |
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| 139 | // The DOM node of target dojo. |
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| 140 | |
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| 141 | //console.log("dojox.mdnd.adapter.DndToDojo ::: unregisterByNode", area); |
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| 142 | var index = this._getIndexDojoArea(area); |
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| 143 | // if area is registered |
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| 144 | if(index != -1){ |
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| 145 | this._dojoList.splice(index, 1); |
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| 146 | } |
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| 147 | }, |
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| 148 | |
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| 149 | unregisterByType: function(/*String*/type){ |
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| 150 | // summary: |
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| 151 | // Unregister several targets dojo having the same type passing in parameter. |
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| 152 | // type: |
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| 153 | // A String to identify dojo targets. |
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| 154 | |
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| 155 | //console.log("dojox.mdnd.adapter.DndToDojo ::: unregisterByType", type); |
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| 156 | if(type){ |
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| 157 | var tempList = []; |
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| 158 | dojo.forEach(this._dojoList, function(item, i){ |
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| 159 | if(item.type != type){ |
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| 160 | tempList.push(item); |
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| 161 | } |
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| 162 | }); |
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| 163 | this._dojoList = tempList; |
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| 164 | } |
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| 165 | }, |
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| 166 | |
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| 167 | unregister: function(){ |
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| 168 | // summary: |
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| 169 | // Unregister all targets dojo. |
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| 170 | |
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| 171 | //console.log("dojox.mdnd.adapter.DndToDojo ::: unregister"); |
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| 172 | this._dojoList = []; |
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| 173 | }, |
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| 174 | |
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| 175 | refresh: function(){ |
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| 176 | // summary: |
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| 177 | // Refresh the coordinates of all registered dojo target. |
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| 178 | |
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| 179 | //console.log("dojox.mdnd.adapter.DndToDojo ::: refresh"); |
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| 180 | var dojoList = this._dojoList; |
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| 181 | this.unregister(); |
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| 182 | dojo.forEach(dojoList, function(dojo){ |
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| 183 | dojo.coords = this._initCoordinates(dojo.node); |
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| 184 | }, this); |
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| 185 | this._dojoList = dojoList; |
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| 186 | }, |
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| 187 | |
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| 188 | refreshByType: function(/*String*/ type){ |
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| 189 | // summary: |
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| 190 | // Refresh the coordinates of registered dojo target with a specific type. |
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| 191 | // type: |
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| 192 | // A String to identify dojo targets. |
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| 193 | |
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| 194 | //console.log("dojox.mdnd.adapter.DndToDojo ::: refresh"); |
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| 195 | var dojoList = this._dojoList; |
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| 196 | this.unregister(); |
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| 197 | dojo.forEach(dojoList, function(dojo){ |
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| 198 | if(dojo.type == type){ |
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| 199 | dojo.coords = this._initCoordinates(dojo.node); |
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| 200 | } |
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| 201 | }, this); |
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| 202 | this._dojoList = dojoList; |
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| 203 | }, |
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| 204 | |
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| 205 | _getHoverDojoArea: function(/*Object*/coords){ |
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| 206 | // summary: |
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| 207 | // Check if the coordinates of the mouse is in a dojo target. |
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| 208 | // coords: |
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| 209 | // Coordinates of the mouse. |
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| 210 | // tags: |
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| 211 | // protected |
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| 212 | |
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| 213 | //console.log("dojox.mdnd.adapter.DndToDojo ::: _getHoverDojoArea"); |
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| 214 | this._oldDojoArea = this._currentDojoArea; |
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| 215 | this._currentDojoArea = null; |
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| 216 | var x = coords.x; |
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| 217 | var y = coords.y; |
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| 218 | var length = this._dojoList.length; |
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| 219 | for(var i = 0; i < length; i++){ |
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| 220 | var dojoArea = this._dojoList[i]; |
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| 221 | var coordinates = dojoArea.coords; |
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| 222 | if(coordinates.x <= x && x <= coordinates.x1 && coordinates.y <= y && y <= coordinates.y1){ |
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| 223 | this._currentDojoArea = dojoArea; |
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| 224 | break; |
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| 225 | } |
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| 226 | } |
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| 227 | }, |
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| 228 | |
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| 229 | onMouseMove: function(/*DOMEvent*/e){ |
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| 230 | // summary: |
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| 231 | // Call when the mouse moving after an onStartDrag of AreaManger. |
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| 232 | // Check if the coordinates of the mouse is in a dojo target. |
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| 233 | // e: |
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| 234 | // Event object. |
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| 235 | // tags: |
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| 236 | // callback |
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| 237 | |
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| 238 | //console.log("dojox.mdnd.adapter.DndToDojo ::: onMouseMove"); |
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| 239 | var coords = { |
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| 240 | 'x': e.pageX, |
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| 241 | 'y': e.pageY |
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| 242 | }; |
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| 243 | this._getHoverDojoArea(coords); |
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| 244 | if(this._currentDojoArea != this._oldDojoArea){ |
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| 245 | if(this._currentDojoArea == null){ |
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| 246 | this.onDragExit(e); |
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| 247 | } |
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| 248 | else if(this._oldDojoArea == null){ |
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| 249 | this.onDragEnter(e); |
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| 250 | } |
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| 251 | else{ |
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| 252 | this.onDragExit(e); |
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| 253 | this.onDragEnter(e); |
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| 254 | } |
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| 255 | } |
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| 256 | }, |
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| 257 | |
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| 258 | isAccepted: function(/*DOMNode*/draggedNode, /*Object*/ target){ |
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| 259 | // summary: |
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| 260 | // Return true if the dragged node is accepted. |
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| 261 | // This method has to be overwritten according to registered target. |
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| 262 | |
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| 263 | //console.log("dojox.mdnd.adapter.DndToDojo ::: isAccepted"); |
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| 264 | return true; |
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| 265 | }, |
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| 266 | |
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| 267 | |
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| 268 | onDragEnter: function(/*DOMEvent*/e){ |
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| 269 | // summary: |
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| 270 | // Call when the mouse enters in a registered dojo target. |
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| 271 | // e: |
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| 272 | // The current Javascript Event. |
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| 273 | // tags: |
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| 274 | // callback |
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| 275 | |
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| 276 | //console.log("dojox.mdnd.adapter.DndToDojo ::: onDragEnter"); |
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| 277 | // specific for drag and drop switch |
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| 278 | if(this._currentDojoArea.dojo){ |
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| 279 | // disconnect |
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| 280 | dojo.disconnect(this._dojoxManager._dragItem.handlers.pop()); |
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| 281 | dojo.disconnect(this._dojoxManager._dragItem.handlers.pop()); |
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| 282 | //disconnect onmousemove of moveable item |
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| 283 | //console.info("before",this._dojoxManager._dragItem.item.events.pop()); |
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| 284 | dojo.disconnect(this._dojoxManager._dragItem.item.events.pop()); |
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| 285 | dojo.body().removeChild(this._dojoxManager._cover); |
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| 286 | dojo.body().removeChild(this._dojoxManager._cover2); |
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| 287 | var node = this._dojoxManager._dragItem.item.node; |
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| 288 | // hide dragNode : |
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| 289 | // disconnect the dojoDndAdapter if it's initialize |
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| 290 | if(dojox.mdnd.adapter._dndFromDojo){ |
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| 291 | dojox.mdnd.adapter._dndFromDojo.unsubscribeDnd(); |
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| 292 | } |
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| 293 | dojo.style(node, { |
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| 294 | 'position': "relative", |
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| 295 | 'top': '0', |
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| 296 | 'left': '0' |
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| 297 | }); |
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| 298 | // launch the drag and drop Dojo. |
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| 299 | this._lazyManager.startDrag(e, node); |
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| 300 | var handle = dojo.connect(this._lazyManager.manager, "overSource", this, function(){ |
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| 301 | dojo.disconnect(handle); |
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| 302 | if(this._lazyManager.manager.canDropFlag){ |
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| 303 | // remove dropIndicator |
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| 304 | this._dojoxManager._dropIndicator.node.style.display = "none"; |
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| 305 | } |
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| 306 | }); |
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| 307 | |
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| 308 | this.cancelHandler = dojo.subscribe("/dnd/cancel", this, function(){ |
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| 309 | var moveableItem = this._dojoxManager._dragItem.item; |
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| 310 | // connect onmousemove of moveable item |
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| 311 | // need to reconnect the onmousedown of movable class. |
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| 312 | moveableItem.events = [ |
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| 313 | dojo.connect(moveableItem.handle, "onmousedown", moveableItem, "onMouseDown") |
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| 314 | ]; |
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| 315 | // replace the cover and the dragNode in the cover. |
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| 316 | dojo.body().appendChild(this._dojoxManager._cover); |
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| 317 | dojo.body().appendChild(this._dojoxManager._cover2); |
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| 318 | this._dojoxManager._cover.appendChild(moveableItem.node); |
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| 319 | |
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| 320 | var objectArea = this._dojoxManager._areaList[this._dojoxManager._sourceIndexArea]; |
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| 321 | var dropIndex = this._dojoxManager._sourceDropIndex; |
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| 322 | var nodeRef = null; |
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| 323 | if(dropIndex != objectArea.items.length |
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| 324 | && dropIndex != -1){ |
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| 325 | nodeRef = objectArea.items[this._dojoxManager._sourceDropIndex].item.node; |
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| 326 | } |
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| 327 | if(this._dojoxManager._dropIndicator.node.style.display == "none"){ |
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| 328 | this._dojoxManager._dropIndicator.node.style.display == ""; |
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| 329 | } |
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| 330 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item, "onDrag", this._dojoxManager, "onDrag")); |
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| 331 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item, "onDragEnd", this._dojoxManager, "onDrop")); |
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| 332 | this._draggedNode.style.display = ""; |
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| 333 | this._dojoxManager.onDrop(this._draggedNode); |
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| 334 | dojo.unsubscribe(this.cancelHandler); |
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| 335 | dojo.unsubscribe(this.dropHandler); |
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| 336 | if(dojox.mdnd.adapter._dndFromDojo){ |
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| 337 | dojox.mdnd.adapter._dndFromDojo.subscribeDnd(); |
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| 338 | } |
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| 339 | }); |
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| 340 | this.dropHandler = dojo.subscribe("/dnd/drop/before", this, function(params){ |
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| 341 | dojo.unsubscribe(this.cancelHandler); |
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| 342 | dojo.unsubscribe(this.dropHandler); |
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| 343 | this.onDrop(); |
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| 344 | }); |
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| 345 | } |
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| 346 | else{ |
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| 347 | this.accept = this.isAccepted(this._dojoxManager._dragItem.item.node, this._currentDojoArea); |
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| 348 | if(this.accept){ |
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| 349 | // disconnect |
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| 350 | dojo.disconnect(this._dojoxManager._dragItem.handlers.pop()); |
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| 351 | dojo.disconnect(this._dojoxManager._dragItem.handlers.pop()); |
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| 352 | // remove dropIndicator |
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| 353 | this._dojoxManager._dropIndicator.node.style.display = "none"; |
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| 354 | if(!this._moveUpHandler){ |
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| 355 | this._moveUpHandler = dojo.connect(dojo.doc, "onmouseup", this, "onDrop"); |
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| 356 | } |
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| 357 | } |
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| 358 | } |
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| 359 | // publish a topic |
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| 360 | dojo.publish("/dojox/mdnd/adapter/dndToDojo/over",[this._currentDojoArea.node, this._currentDojoArea.type, this._draggedNode, this.accept]); |
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| 361 | }, |
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| 362 | |
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| 363 | onDragExit: function(/*DOMEvent*/e){ |
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| 364 | // summary: |
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| 365 | // Call when the mouse exit of a registered dojo target. |
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| 366 | // e: |
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| 367 | // current javscript event |
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| 368 | |
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| 369 | //console.log("dojox.mdnd.adapter.DndToDojo ::: onDragExit",e, this._dojoxManager._dragItem.item); |
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| 370 | // set the old height of dropIndicator. |
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| 371 | if(this._oldDojoArea.dojo){ |
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| 372 | // unsubscribe the topic /dnd/cancel and /dnd/drop/before |
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| 373 | dojo.unsubscribe(this.cancelHandler); |
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| 374 | dojo.unsubscribe(this.dropHandler); |
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| 375 | // launch Drag and Drop |
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| 376 | var moveableItem = this._dojoxManager._dragItem.item; |
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| 377 | // connect onmousemove of moveable item |
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| 378 | this._dojoxManager._dragItem.item.events.push(dojo.connect( |
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| 379 | moveableItem.node.ownerDocument, |
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| 380 | "onmousemove", |
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| 381 | moveableItem, |
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| 382 | "onMove" |
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| 383 | )); |
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| 384 | // replace the cover and the dragNode in the cover. |
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| 385 | dojo.body().appendChild(this._dojoxManager._cover); |
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| 386 | dojo.body().appendChild(this._dojoxManager._cover2); |
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| 387 | this._dojoxManager._cover.appendChild(moveableItem.node); |
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| 388 | // fix style : |
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| 389 | var style = moveableItem.node.style; |
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| 390 | style.position = "absolute"; |
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| 391 | style.left = (moveableItem.offsetDrag.l + e.pageX)+"px"; |
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| 392 | style.top = (moveableItem.offsetDrag.t + e.pageX)+"px"; |
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| 393 | style.display = ""; |
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| 394 | // stop dojoDrag |
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| 395 | this._lazyManager.cancelDrag(); |
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| 396 | // reconnect the dndFromDojo |
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| 397 | if(dojox.mdnd.adapter._dndFromDojo){ |
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| 398 | dojox.mdnd.adapter._dndFromDojo.subscribeDnd(); |
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| 399 | } |
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| 400 | if(this._dojoxManager._dropIndicator.node.style.display == "none"){ |
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| 401 | this._dojoxManager._dropIndicator.node.style.display = ""; |
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| 402 | } |
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| 403 | // reconnect the areaManager. |
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| 404 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item, "onDrag", this._dojoxManager, "onDrag")); |
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| 405 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item, "onDragEnd", this._dojoxManager, "onDrop")); |
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| 406 | this._dojoxManager._dragItem.item.onMove(e); |
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| 407 | } |
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| 408 | else{ |
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| 409 | if(this.accept){ |
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| 410 | // disconnect the mouseUp event. |
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| 411 | if(this._moveUpHandler){ |
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| 412 | dojo.disconnect(this._moveUpHandler); |
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| 413 | this._moveUpHandler = null; |
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| 414 | } |
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| 415 | // redisplay dropIndicator |
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| 416 | if(this._dojoxManager._dropIndicator.node.style.display == "none"){ |
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| 417 | this._dojoxManager._dropIndicator.node.style.display = ""; |
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| 418 | } |
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| 419 | // reconnect the areaManager. |
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| 420 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item, "onDrag", this._dojoxManager, "onDrag")); |
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| 421 | this._dojoxManager._dragItem.handlers.push(dojo.connect(this._dojoxManager._dragItem.item, "onDragEnd", this._dojoxManager, "onDrop")); |
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| 422 | this._dojoxManager._dragItem.item.onMove(e); |
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| 423 | } |
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| 424 | } |
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| 425 | // publish a topic |
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| 426 | dojo.publish("/dojox/mdnd/adapter/dndToDojo/out",[this._oldDojoArea.node, this._oldDojoArea.type, this._draggedNode, this.accept]); |
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| 427 | }, |
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| 428 | |
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| 429 | onDrop: function(/*DOMEvent*/e){ |
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| 430 | // summary: |
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| 431 | // Called when an onmouseup event is loaded on a registered target dojo. |
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| 432 | // e: |
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| 433 | // Event object. |
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| 434 | |
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| 435 | // console.log("dojox.mdnd.adapter.DndToDojo ::: onDrop", this._currentDojoArea); |
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| 436 | if(this._currentDojoArea.dojo){ |
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| 437 | // reconnect the dojoDndAdapter |
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| 438 | if(dojox.mdnd.adapter._dndFromDojo){ |
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| 439 | dojox.mdnd.adapter._dndFromDojo.subscribeDnd(); |
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| 440 | } |
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| 441 | } |
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| 442 | if(this._dojoxManager._dropIndicator.node.style.display == "none"){ |
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| 443 | this._dojoxManager._dropIndicator.node.style.display = ""; |
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| 444 | } |
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| 445 | // remove the cover |
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| 446 | if(this._dojoxManager._cover.parentNode && this._dojoxManager._cover.parentNode.nodeType == 1){ |
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| 447 | dojo.body().removeChild(this._dojoxManager._cover); |
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| 448 | dojo.body().removeChild(this._dojoxManager._cover2); |
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| 449 | } |
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| 450 | // remove draggedNode of target : |
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| 451 | if(this._draggedNode.parentNode == this._dojoxManager._cover){ |
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| 452 | this._dojoxManager._cover.removeChild(this._draggedNode); |
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| 453 | } |
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| 454 | dojo.disconnect(this._moveHandler); |
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| 455 | dojo.disconnect(this._moveUpHandler); |
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| 456 | this._moveHandler = this._moveUpHandler = null; |
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| 457 | dojo.publish("/dojox/mdnd/adapter/dndToDojo/drop", [this._draggedNode, this._currentDojoArea.node, this._currentDojoArea.type]); |
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| 458 | dojo.removeClass(this._draggedNode, "dragNode"); |
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| 459 | var style = this._draggedNode.style; |
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| 460 | style.position = "relative"; |
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| 461 | style.left = "0"; |
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| 462 | style.top = "0"; |
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| 463 | style.width = "auto"; |
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| 464 | dojo.forEach(this._dojoxManager._dragItem.handlers, dojo.disconnect); |
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| 465 | this._dojoxManager._deleteMoveableItem(this._dojoxManager._dragItem); |
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| 466 | this._draggedNode = null; |
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| 467 | this._currentDojoArea = null; |
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| 468 | // reset of area manager. |
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| 469 | this._dojoxManager._resetAfterDrop(); |
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| 470 | } |
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| 471 | }); |
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| 472 | |
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| 473 | dojox.mdnd.adapter._dndToDojo = null; |
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| 474 | dojox.mdnd.adapter.dndToDojo = function(){ |
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| 475 | // summary: |
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| 476 | // returns the current areaManager, creates one if it is not created yet |
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| 477 | if(!dojox.mdnd.adapter._dndToDojo){ |
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| 478 | dojox.mdnd.adapter._dndToDojo = new dojox.mdnd.adapter.DndToDojo(); |
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| 479 | } |
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| 480 | return dojox.mdnd.adapter._dndToDojo; // Object |
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| 481 | }; |
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| 482 | return dtd; |
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| 483 | }); |
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