lib/dojo/dnd/Selector.js

   1 /*
   2         Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
   3         Available via Academic Free License >= 2.1 OR the modified BSD license.
   4         see: http://dojotoolkit.org/license for details
   5 */
   6
   7 //>>built
   8 define("dojo/dnd/Selector",["../main","./common","./Container"],function(_1){_1.declare("dojo.dnd.Selector",_1.dnd.Container,{constructor:function(_2,_3){if(!_3){_3={};}this.singular=_3.singular;this.autoSync=_3.autoSync;this.selection={};this.anchor=null;this.simpleSelection=false;this.events.push(_1.connect(this.node,"onmousedown",this,"onMouseDown"),_1.connect(this.node,"onmouseup",this,"onMouseUp"));},singular:false,getSelectedNodes:function(){var t=new _1.NodeList();var e=_1.dnd._empty;for(var i in this.selection){if(i in e){continue;}t.push(_1.byId(i));}return t;},selectNone:function(){return this._removeSelection()._removeAnchor();},selectAll:function(){this.forInItems(function(_4,id){this._addItemClass(_1.byId(id),"Selected");this.selection[id]=1;},this);return this._removeAnchor();},deleteSelectedNodes:function(){var e=_1.dnd._empty;for(var i in this.selection){if(i in e){continue;}var n=_1.byId(i);this.delItem(i);_1.destroy(n);}this.anchor=null;this.selection={};return this;},forInSelectedItems:function(f,o){o=o||_1.global;var s=this.selection,e=_1.dnd._empty;for(var i in s){if(i in e){continue;}f.call(o,this.getItem(i),i,this);}},sync:function(){_1.dnd.Selector.superclass.sync.call(this);if(this.anchor){if(!this.getItem(this.anchor.id)){this.anchor=null;}}var t=[],e=_1.dnd._empty;for(var i in this.selection){if(i in e){continue;}if(!this.getItem(i)){t.push(i);}}_1.forEach(t,function(i){delete this.selection[i];},this);return this;},insertNodes:function(_5,_6,_7,_8){var _9=this._normalizedCreator;this._normalizedCreator=function(_a,_b){var t=_9.call(this,_a,_b);if(_5){if(!this.anchor){this.anchor=t.node;this._removeItemClass(t.node,"Selected");this._addItemClass(this.anchor,"Anchor");}else{if(this.anchor!=t.node){this._removeItemClass(t.node,"Anchor");this._addItemClass(t.node,"Selected");}}this.selection[t.node.id]=1;}else{this._removeItemClass(t.node,"Selected");this._removeItemClass(t.node,"Anchor");}return t;};_1.dnd.Selector.superclass.insertNodes.call(this,_6,_7,_8);this._normalizedCreator=_9;return this;},destroy:function(){_1.dnd.Selector.superclass.destroy.call(this);this.selection=this.anchor=null;},onMouseDown:function(e){if(this.autoSync){this.sync();}if(!this.current){return;}if(!this.singular&&!_1.isCopyKey(e)&&!e.shiftKey&&(this.current.id in this.selection)){this.simpleSelection=true;if(e.button===_1.mouseButtons.LEFT){_1.stopEvent(e);}return;}if(!this.singular&&e.shiftKey){if(!_1.isCopyKey(e)){this._removeSelection();}var c=this.getAllNodes();if(c.length){if(!this.anchor){this.anchor=c[0];this._addItemClass(this.anchor,"Anchor");}this.selection[this.anchor.id]=1;if(this.anchor!=this.current){var i=0;for(;i<c.length;++i){var _c=c[i];if(_c==this.anchor||_c==this.current){break;}}for(++i;i<c.length;++i){var _c=c[i];if(_c==this.anchor||_c==this.current){break;}this._addItemClass(_c,"Selected");this.selection[_c.id]=1;}this._addItemClass(this.current,"Selected");this.selection[this.current.id]=1;}}}else{if(this.singular){if(this.anchor==this.current){if(_1.isCopyKey(e)){this.selectNone();}}else{this.selectNone();this.anchor=this.current;this._addItemClass(this.anchor,"Anchor");this.selection[this.current.id]=1;}}else{if(_1.isCopyKey(e)){if(this.anchor==this.current){delete this.selection[this.anchor.id];this._removeAnchor();}else{if(this.current.id in this.selection){this._removeItemClass(this.current,"Selected");delete this.selection[this.current.id];}else{if(this.anchor){this._removeItemClass(this.anchor,"Anchor");this._addItemClass(this.anchor,"Selected");}this.anchor=this.current;this._addItemClass(this.current,"Anchor");this.selection[this.current.id]=1;}}}else{if(!(this.current.id in this.selection)){this.selectNone();this.anchor=this.current;this._addItemClass(this.current,"Anchor");this.selection[this.current.id]=1;}}}}_1.stopEvent(e);},onMouseUp:function(e){if(!this.simpleSelection){return;}this.simpleSelection=false;this.selectNone();if(this.current){this.anchor=this.current;this._addItemClass(this.anchor,"Anchor");this.selection[this.current.id]=1;}},onMouseMove:function(e){this.simpleSelection=false;},onOverEvent:function(){this.onmousemoveEvent=_1.connect(this.node,"onmousemove",this,"onMouseMove");},onOutEvent:function(){_1.disconnect(this.onmousemoveEvent);delete this.onmousemoveEvent;},_removeSelection:function(){var e=_1.dnd._empty;for(var i in this.selection){if(i in e){continue;}var _d=_1.byId(i);if(_d){this._removeItemClass(_d,"Selected");}}this.selection={};return this;},_removeAnchor:function(){if(this.anchor){this._removeItemClass(this.anchor,"Anchor");this.anchor=null;}return this;}});return _1.dnd.Selector;});