diff options
Diffstat (limited to 'lib/dijit/tree/_dndSelector.js')
| -rw-r--r-- | lib/dijit/tree/_dndSelector.js | 289 |
1 files changed, 2 insertions, 287 deletions
diff --git a/lib/dijit/tree/_dndSelector.js b/lib/dijit/tree/_dndSelector.js index 5f9310e71..f0567444f 100644 --- a/lib/dijit/tree/_dndSelector.js +++ b/lib/dijit/tree/_dndSelector.js @@ -1,287 +1,2 @@ -/* - Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved. - Available via Academic Free License >= 2.1 OR the modified BSD license. - see: http://dojotoolkit.org/license for details -*/ - - -if(!dojo._hasResource["dijit.tree._dndSelector"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code. -dojo._hasResource["dijit.tree._dndSelector"] = true; -dojo.provide("dijit.tree._dndSelector"); -dojo.require("dojo.dnd.common"); -dojo.require("dijit.tree._dndContainer"); - - -dojo.declare("dijit.tree._dndSelector", - dijit.tree._dndContainer, - { - // summary: - // This is a base class for `dijit.tree.dndSource` , and isn't meant to be used directly. - // It's based on `dojo.dnd.Selector`. - // tags: - // protected - - /*===== - // selection: Hash<String, DomNode> - // (id, DomNode) map for every TreeNode that's currently selected. - // The DOMNode is the TreeNode.rowNode. - selection: {}, - =====*/ - - constructor: function(tree, params){ - // summary: - // Initialization - // tags: - // private - - this.selection={}; - this.anchor = null; - - dijit.setWaiState(this.tree.domNode, "multiselect", !this.singular); - - 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") - ); - }, - - // singular: Boolean - // Allows selection of only one element, if true. - // Tree hasn't been tested in singular=true mode, unclear if it works. - singular: false, - - // methods - getSelectedTreeNodes: function(){ - // summary: - // Returns a list of selected node(s). - // Used by dndSource on the start of a drag. - // tags: - // protected - var nodes=[], sel = this.selection; - for(var i in sel){ - nodes.push(sel[i]); - } - return nodes; - }, - - selectNone: function(){ - // summary: - // Unselects all items - // tags: - // private - - this.setSelection([]); - return this; // self - }, - - destroy: function(){ - // summary: - // Prepares the object to be garbage-collected - this.inherited(arguments); - this.selection = this.anchor = null; - }, - addTreeNode: function(/*dijit._TreeNode*/node, /*Boolean?*/isAnchor){ - // summary - // add node to current selection - // node: Node - // node to add - // isAnchor: Boolean - // Whether the node should become anchor. - - this.setSelection(this.getSelectedTreeNodes().concat( [node] )); - if(isAnchor){ this.anchor = node; } - return node; - }, - removeTreeNode: function(/*dijit._TreeNode*/node){ - // summary - // remove node from current selection - // node: Node - // node to remove - this.setSelection(this._setDifference(this.getSelectedTreeNodes(), [node])) - return node; - }, - isTreeNodeSelected: function(/*dijit._TreeNode*/node){ - // summary - // return true if node is currently selected - // node: Node - // the node to check whether it's in the current selection - - return node.id && !!this.selection[node.id]; - }, - setSelection: function(/*dijit._treeNode[]*/ newSelection){ - // summary - // set the list of selected nodes to be exactly newSelection. All changes to the - // selection should be passed through this function, which ensures that derived - // attributes are kept up to date. Anchor will be deleted if it has been removed - // from the selection, but no new anchor will be added by this function. - // newSelection: Node[] - // list of tree nodes to make selected - var oldSelection = this.getSelectedTreeNodes(); - dojo.forEach(this._setDifference(oldSelection, newSelection), dojo.hitch(this, function(node){ - node.setSelected(false); - if(this.anchor == node){ - delete this.anchor; - } - delete this.selection[node.id]; - })); - dojo.forEach(this._setDifference(newSelection, oldSelection), dojo.hitch(this, function(node){ - node.setSelected(true); - this.selection[node.id] = node; - })); - this._updateSelectionProperties(); - }, - _setDifference: function(xs,ys){ - // summary - // Returns a copy of xs which lacks any objects - // occurring in ys. Checks for membership by - // modifying and then reading the object, so it will - // not properly handle sets of numbers or strings. - - dojo.forEach(ys, function(y){ y.__exclude__ = true; }); - var ret = dojo.filter(xs, function(x){ return !x.__exclude__; }); - - // clean up after ourselves. - dojo.forEach(ys, function(y){ delete y['__exclude__'] }); - return ret; - }, - _updateSelectionProperties: function() { - // summary - // Update the following tree properties from the current selection: - // path[s], selectedItem[s], selectedNode[s] - - var selected = this.getSelectedTreeNodes(); - var paths = [], nodes = []; - dojo.forEach(selected, function(node) { - nodes.push(node); - paths.push(node.getTreePath()); - }); - var items = dojo.map(nodes,function(node) { return node.item; }); - this.tree._set("paths", paths); - this.tree._set("path", paths[0] || []); - this.tree._set("selectedNodes", nodes); - this.tree._set("selectedNode", nodes[0] || null); - this.tree._set("selectedItems", items); - this.tree._set("selectedItem", items[0] || null); - }, - // mouse events - onMouseDown: function(e){ - // summary: - // Event processor for onmousedown - // e: Event - // mouse event - // tags: - // protected - - // ignore click on expando node - if(!this.current || this.tree.isExpandoNode( e.target, this.current)){ return; } - - if(e.button == dojo.mouseButtons.RIGHT){ return; } // ignore right-click - - dojo.stopEvent(e); - - var treeNode = this.current, - copy = dojo.isCopyKey(e), id = treeNode.id; - - // if shift key is not pressed, and the node is already in the selection, - // delay deselection until onmouseup so in the case of DND, deselection - // will be canceled by onmousemove. - if(!this.singular && !e.shiftKey && this.selection[id]){ - this._doDeselect = true; - return; - }else{ - this._doDeselect = false; - } - this.userSelect(treeNode, copy, e.shiftKey); - }, - - onMouseUp: function(e){ - // summary: - // Event processor for onmouseup - // e: Event - // mouse event - // tags: - // protected - - // _doDeselect is the flag to indicate that the user wants to either ctrl+click on - // a already selected item (to deselect the item), or click on a not-yet selected item - // (which should remove all current selection, and add the clicked item). This can not - // be done in onMouseDown, because the user may start a drag after mousedown. By moving - // the deselection logic here, the user can drags an already selected item. - if(!this._doDeselect){ return; } - this._doDeselect = false; - this.userSelect(this.current, dojo.isCopyKey( e ), e.shiftKey); - }, - onMouseMove: function(e){ - // summary - // event processor for onmousemove - // e: Event - // mouse event - this._doDeselect = false; - }, - - userSelect: function(node, multi, range){ - // summary: - // Add or remove the given node from selection, responding - // to a user action such as a click or keypress. - // multi: Boolean - // Indicates whether this is meant to be a multi-select action (e.g. ctrl-click) - // range: Boolean - // Indicates whether this is meant to be a ranged action (e.g. shift-click) - // tags: - // protected - - if(this.singular){ - if(this.anchor == node && multi){ - this.selectNone(); - }else{ - this.setSelection([node]); - this.anchor = node; - } - }else{ - if(range && this.anchor){ - var cr = dijit.tree._compareNodes(this.anchor.rowNode, node.rowNode), - begin, end, anchor = this.anchor; - - if(cr < 0){ //current is after anchor - begin = anchor; - end = node; - }else{ //current is before anchor - begin = node; - end = anchor; - } - nodes = []; - //add everything betweeen begin and end inclusively - while(begin != end) { - nodes.push(begin) - begin = this.tree._getNextNode(begin); - } - nodes.push(end) - - this.setSelection(nodes); - }else{ - if( this.selection[ node.id ] && multi ) { - this.removeTreeNode( node ); - } else if(multi) { - this.addTreeNode(node, true); - } else { - this.setSelection([node]); - this.anchor = node; - } - } - } - }, - - forInSelectedItems: function(/*Function*/ f, /*Object?*/ o){ - // summary: - // Iterates over selected items; - // see `dojo.dnd.Container.forInItems()` for details - o = o || dojo.global; - for(var id in this.selection){ - // console.log("selected item id: " + id); - f.call(o, this.getItem(id), id, this); - } - } -}); - -} +//>>built +define("dijit/tree/_dndSelector",["dojo/_base/array","dojo/_base/connect","dojo/_base/declare","dojo/_base/lang","dojo/mouse","dojo/on","dojo/touch","dojo/_base/window","./_dndContainer"],function(_1,_2,_3,_4,_5,on,_6,_7,_8){return _3("dijit.tree._dndSelector",_8,{constructor:function(){this.selection={};this.anchor=null;this.tree.domNode.setAttribute("aria-multiselect",!this.singular);this.events.push(on(this.tree.domNode,_6.press,_4.hitch(this,"onMouseDown")),on(this.tree.domNode,_6.release,_4.hitch(this,"onMouseUp")),on(this.tree.domNode,_6.move,_4.hitch(this,"onMouseMove")));},singular:false,getSelectedTreeNodes:function(){var _9=[],_a=this.selection;for(var i in _a){_9.push(_a[i]);}return _9;},selectNone:function(){this.setSelection([]);return this;},destroy:function(){this.inherited(arguments);this.selection=this.anchor=null;},addTreeNode:function(_b,_c){this.setSelection(this.getSelectedTreeNodes().concat([_b]));if(_c){this.anchor=_b;}return _b;},removeTreeNode:function(_d){this.setSelection(this._setDifference(this.getSelectedTreeNodes(),[_d]));return _d;},isTreeNodeSelected:function(_e){return _e.id&&!!this.selection[_e.id];},setSelection:function(_f){var _10=this.getSelectedTreeNodes();_1.forEach(this._setDifference(_10,_f),_4.hitch(this,function(_11){_11.setSelected(false);if(this.anchor==_11){delete this.anchor;}delete this.selection[_11.id];}));_1.forEach(this._setDifference(_f,_10),_4.hitch(this,function(_12){_12.setSelected(true);this.selection[_12.id]=_12;}));this._updateSelectionProperties();},_setDifference:function(xs,ys){_1.forEach(ys,function(y){y.__exclude__=true;});var ret=_1.filter(xs,function(x){return !x.__exclude__;});_1.forEach(ys,function(y){delete y["__exclude__"];});return ret;},_updateSelectionProperties:function(){var _13=this.getSelectedTreeNodes();var _14=[],_15=[];_1.forEach(_13,function(_16){_15.push(_16);_14.push(_16.getTreePath());});var _17=_1.map(_15,function(_18){return _18.item;});this.tree._set("paths",_14);this.tree._set("path",_14[0]||[]);this.tree._set("selectedNodes",_15);this.tree._set("selectedNode",_15[0]||null);this.tree._set("selectedItems",_17);this.tree._set("selectedItem",_17[0]||null);},onMouseDown:function(e){if(!this.current||this.tree.isExpandoNode(e.target,this.current)){return;}if(!_5.isLeft(e)){return;}e.preventDefault();var _19=this.current,_1a=_2.isCopyKey(e),id=_19.id;if(!this.singular&&!e.shiftKey&&this.selection[id]){this._doDeselect=true;return;}else{this._doDeselect=false;}this.userSelect(_19,_1a,e.shiftKey);},onMouseUp:function(e){if(!this._doDeselect){return;}this._doDeselect=false;this.userSelect(this.current,_2.isCopyKey(e),e.shiftKey);},onMouseMove:function(){this._doDeselect=false;},_compareNodes:function(n1,n2){if(n1===n2){return 0;}if("sourceIndex" in document.documentElement){return n1.sourceIndex-n2.sourceIndex;}else{if("compareDocumentPosition" in document.documentElement){return n1.compareDocumentPosition(n2)&2?1:-1;}else{if(document.createRange){var r1=doc.createRange();r1.setStartBefore(n1);var r2=doc.createRange();r2.setStartBefore(n2);return r1.compareBoundaryPoints(r1.END_TO_END,r2);}else{throw Error("dijit.tree._compareNodes don't know how to compare two different nodes in this browser");}}}},userSelect:function(_1b,_1c,_1d){if(this.singular){if(this.anchor==_1b&&_1c){this.selectNone();}else{this.setSelection([_1b]);this.anchor=_1b;}}else{if(_1d&&this.anchor){var cr=this._compareNodes(this.anchor.rowNode,_1b.rowNode),_1e,end,_1f=this.anchor;if(cr<0){_1e=_1f;end=_1b;}else{_1e=_1b;end=_1f;}var _20=[];while(_1e!=end){_20.push(_1e);_1e=this.tree._getNextNode(_1e);}_20.push(end);this.setSelection(_20);}else{if(this.selection[_1b.id]&&_1c){this.removeTreeNode(_1b);}else{if(_1c){this.addTreeNode(_1b,true);}else{this.setSelection([_1b]);this.anchor=_1b;}}}}},getItem:function(key){var _21=this.selection[key];return {data:_21,type:["treeNode"]};},forInSelectedItems:function(f,o){o=o||_7.global;for(var id in this.selection){f.call(o,this.getItem(id),id,this);}}});});
\ No newline at end of file |