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126 lines
3.1 KiB
JavaScript
126 lines
3.1 KiB
JavaScript
14 years ago
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/*
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Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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Available via Academic Free License >= 2.1 OR the modified BSD license.
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see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dijit.tree._dndSelector"]){
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dojo._hasResource["dijit.tree._dndSelector"]=true;
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dojo.provide("dijit.tree._dndSelector");
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dojo.require("dojo.dnd.common");
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dojo.require("dijit.tree._dndContainer");
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dojo.declare("dijit.tree._dndSelector",dijit.tree._dndContainer,{constructor:function(_1,_2){
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this.selection={};
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this.anchor=null;
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this.simpleSelection=false;
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this.events.push(dojo.connect(this.tree.domNode,"onmousedown",this,"onMouseDown"),dojo.connect(this.tree.domNode,"onmouseup",this,"onMouseUp"),dojo.connect(this.tree.domNode,"onmousemove",this,"onMouseMove"));
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},singular:false,getSelectedNodes:function(){
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return this.selection;
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},selectNone:function(){
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return this._removeSelection()._removeAnchor();
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},destroy:function(){
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this.inherited(arguments);
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this.selection=this.anchor=null;
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},onMouseDown:function(e){
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if(!this.current){
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return;
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}
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if(e.button==dojo.mouseButtons.RIGHT){
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return;
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}
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var _3=dijit.getEnclosingWidget(this.current),id=_3.id+"-dnd";
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if(!dojo.hasAttr(this.current,"id")){
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dojo.attr(this.current,"id",id);
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}
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if(!this.singular&&!dojo.isCopyKey(e)&&!e.shiftKey&&(this.current.id in this.selection)){
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this.simpleSelection=true;
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dojo.stopEvent(e);
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return;
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}
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if(this.singular){
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if(this.anchor==this.current){
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if(dojo.isCopyKey(e)){
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this.selectNone();
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}
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}else{
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this.selectNone();
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this.anchor=this.current;
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this._addItemClass(this.anchor,"Anchor");
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this.selection[this.current.id]=this.current;
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}
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}else{
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if(!this.singular&&e.shiftKey){
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if(dojo.isCopyKey(e)){
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}else{
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}
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}else{
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if(dojo.isCopyKey(e)){
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if(this.anchor==this.current){
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delete this.selection[this.anchor.id];
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this._removeAnchor();
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}else{
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if(this.current.id in this.selection){
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this._removeItemClass(this.current,"Selected");
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delete this.selection[this.current.id];
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}else{
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if(this.anchor){
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this._removeItemClass(this.anchor,"Anchor");
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this._addItemClass(this.anchor,"Selected");
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}
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this.anchor=this.current;
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this._addItemClass(this.current,"Anchor");
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this.selection[this.current.id]=this.current;
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}
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}
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}else{
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if(!(id in this.selection)){
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this.selectNone();
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this.anchor=this.current;
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this._addItemClass(this.current,"Anchor");
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this.selection[id]=this.current;
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}
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}
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}
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}
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dojo.stopEvent(e);
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},onMouseUp:function(e){
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if(!this.simpleSelection){
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return;
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}
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this.simpleSelection=false;
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this.selectNone();
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if(this.current){
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this.anchor=this.current;
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this._addItemClass(this.anchor,"Anchor");
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this.selection[this.current.id]=this.current;
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}
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},onMouseMove:function(e){
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this.simpleSelection=false;
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},_removeSelection:function(){
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var e=dojo.dnd._empty;
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for(var i in this.selection){
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if(i in e){
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continue;
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}
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var _4=dojo.byId(i);
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if(_4){
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this._removeItemClass(_4,"Selected");
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}
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}
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this.selection={};
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return this;
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},_removeAnchor:function(){
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if(this.anchor){
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this._removeItemClass(this.anchor,"Anchor");
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this.anchor=null;
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}
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return this;
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},forInSelectedItems:function(f,o){
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o=o||dojo.global;
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for(var id in this.selection){
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f.call(o,this.getItem(id),id,this);
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}
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}});
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}
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