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ext-all-debug.js：源码内容

}
Ext.tree.TreeEventModel.prototype = {
initEvents : function(){
var el = this.tree.getTreeEl();
el.on('click', this.delegateClick, this);
if(this.tree.trackMouseOver !== false){
this.tree.innerCt.on('mouseover', this.delegateOver, this);
this.tree.innerCt.on('mouseout', this.delegateOut, this);
}
el.on('dblclick', this.delegateDblClick, this);
el.on('contextmenu', this.delegateContextMenu, this);
},
getNode : function(e){
var t;
if(t = e.getTarget('.x-tree-node-el', 10)){
var id = Ext.fly(t, '_treeEvents').getAttribute('tree-node-id', 'ext');
if(id){
return this.tree.getNodeById(id);
}
}
return null;
},
getNodeTarget : function(e){
var t = e.getTarget('.x-tree-node-icon', 1);
if(!t){
t = e.getTarget('.x-tree-node-el', 6);
}
return t;
},
delegateOut : function(e, t){
if(!this.beforeEvent(e)){
return;
}
if(e.getTarget('.x-tree-ec-icon', 1)){
var n = this.getNode(e);
this.onIconOut(e, n);
if(n == this.lastEcOver){
delete this.lastEcOver;
}
}
if((t = this.getNodeTarget(e)) && !e.within(t, true)){
this.onNodeOut(e, this.getNode(e));
}
},
delegateOver : function(e, t){
if(!this.beforeEvent(e)){
return;
}
if(Ext.isGecko && !this.trackingDoc){ // prevent hanging in FF
Ext.getBody().on('mouseover', this.trackExit, this);
this.trackingDoc = true;
}
if(this.lastEcOver){ // prevent hung highlight
this.onIconOut(e, this.lastEcOver);
delete this.lastEcOver;
}
if(e.getTarget('.x-tree-ec-icon', 1)){
this.lastEcOver = this.getNode(e);
this.onIconOver(e, this.lastEcOver);
}
if(t = this.getNodeTarget(e)){
this.onNodeOver(e, this.getNode(e));
}
},
trackExit : function(e){
if(this.lastOverNode && !e.within(this.lastOverNode.ui.getEl())){
this.onNodeOut(e, this.lastOverNode);
delete this.lastOverNode;
Ext.getBody().un('mouseover', this.trackExit, this);
this.trackingDoc = false;
}
},
delegateClick : function(e, t){
if(!this.beforeEvent(e)){
return;
}
if(e.getTarget('input[type=checkbox]', 1)){
this.onCheckboxClick(e, this.getNode(e));
}
else if(e.getTarget('.x-tree-ec-icon', 1)){
this.onIconClick(e, this.getNode(e));
}
else if(this.getNodeTarget(e)){
this.onNodeClick(e, this.getNode(e));
}
},
delegateDblClick : function(e, t){
if(this.beforeEvent(e) && this.getNodeTarget(e)){
this.onNodeDblClick(e, this.getNode(e));
}
},
delegateContextMenu : function(e, t){
if(this.beforeEvent(e) && this.getNodeTarget(e)){
this.onNodeContextMenu(e, this.getNode(e));
}
},
onNodeClick : function(e, node){
node.ui.onClick(e);
},
onNodeOver : function(e, node){
this.lastOverNode = node;
node.ui.onOver(e);
},
onNodeOut : function(e, node){
node.ui.onOut(e);
},
onIconOver : function(e, node){
node.ui.addClass('x-tree-ec-over');
},
onIconOut : function(e, node){
node.ui.removeClass('x-tree-ec-over');
},
onIconClick : function(e, node){
node.ui.ecClick(e);
},
onCheckboxClick : function(e, node){
node.ui.onCheckChange(e);
},
onNodeDblClick : function(e, node){
node.ui.onDblClick(e);
},
onNodeContextMenu : function(e, node){
node.ui.onContextMenu(e);
},
beforeEvent : function(e){
if(this.disabled){
e.stopEvent();
return false;
}
return true;
},
disable: function(){
this.disabled = true;
},
enable: function(){
this.disabled = false;
}
};/**
* @class Ext.tree.DefaultSelectionModel
* @extends Ext.util.Observable
* The default single selection for a TreePanel.
*/
Ext.tree.DefaultSelectionModel = function(config){
this.selNode = null;
this.addEvents(
/**
* @event selectionchange
* Fires when the selected node changes
* @param {DefaultSelectionModel} this
* @param {TreeNode} node the new selection
*/
"selectionchange",
/**
* @event beforeselect
* Fires before the selected node changes, return false to cancel the change
* @param {DefaultSelectionModel} this
* @param {TreeNode} node the new selection
* @param {TreeNode} node the old selection
*/
"beforeselect"
);
Ext.apply(this, config);
Ext.tree.DefaultSelectionModel.superclass.constructor.call(this);
};
Ext.extend(Ext.tree.DefaultSelectionModel, Ext.util.Observable, {
init : function(tree){
this.tree = tree;
tree.getTreeEl().on("keydown", this.onKeyDown, this);
tree.on("click", this.onNodeClick, this);
},
onNodeClick : function(node, e){
this.select(node);
},
/**
* Select a node.
* @param {TreeNode} node The node to select
* @return {TreeNode} The selected node
*/
select : function(node){
var last = this.selNode;
if(node == last){
node.ui.onSelectedChange(true);
}else if(this.fireEvent('beforeselect', this, node, last) !== false){
if(last){
last.ui.onSelectedChange(false);
}
this.selNode = node;
node.ui.onSelectedChange(true);
this.fireEvent("selectionchange", this, node, last);
}
return node;
},
/**
* Deselect a node.
* @param {TreeNode} node The node to unselect
*/
unselect : function(node){
if(this.selNode == node){
this.clearSelections();
}
},
/**
* Clear all selections
*/
clearSelections : function(){
var n = this.selNode;
if(n){
n.ui.onSelectedChange(false);
this.selNode = null;
this.fireEvent("selectionchange", this, null);
}
return n;
},
/**
* Get the selected node
* @return {TreeNode} The selected node
*/
getSelectedNode : function(){
return this.selNode;
},
/**
* Returns true if the node is selected
* @param {TreeNode} node The node to check
* @return {Boolean}
*/
isSelected : function(node){
return this.selNode == node;
},
/**
* Selects the node above the selected node in the tree, intelligently walking the nodes
* @return TreeNode The new selection
*/
selectPrevious : function(){
var s = this.selNode || this.lastSelNode;
if(!s){
return null;
}
var ps = s.previousSibling;
if(ps){
if(!ps.isExpanded() || ps.childNodes.length < 1){
return this.select(ps);
} else{
var lc = ps.lastChild;
while(lc && lc.isExpanded() && lc.childNodes.length > 0){
lc = lc.lastChild;
}
return this.select(lc);
}
} else if(s.parentNode && (this.tree.rootVisible || !s.parentNode.isRoot)){
return this.select(s.parentNode);
}
return null;
},
/**
* Selects the node above the selected node in the tree, intelligently walking the nodes
* @return TreeNode The new selection
*/
selectNext : function(){
var s = this.selNode || this.lastSelNode;
if(!s){
return null;
}
if(s.firstChild && s.isExpanded()){
return this.select(s.firstChild);
}else if(s.nextSibling){
return this.select(s.nextSibling);
}else if(s.parentNode){
var newS = null;
s.parentNode.bubble(function(){
if(this.nextSibling){
newS = this.getOwnerTree().selModel.select(this.nextSibling);
return false;
}
});
return newS;
}
return null;
},
onKeyDown : function(e){
var s = this.selNode || this.lastSelNode;
// undesirable, but required
var sm = this;
if(!s){
return;
}
var k = e.getKey();
switch(k){
case e.DOWN:
e.stopEvent();
this.selectNext();
break;
case e.UP:
e.stopEvent();
this.selectPrevious();
break;
case e.RIGHT:
e.preventDefault();
if(s.hasChildNodes()){
if(!s.isExpanded()){
s.expand();
}else if(s.firstChild){
this.select(s.firstChild, e);
}
}
break;
case e.LEFT:
e.preventDefault();
if(s.hasChildNodes() && s.isExpanded()){
s.collapse();
}else if(s.parentNode && (this.tree.rootVisible || s.parentNode != this.tree.getRootNode())){
this.select(s.parentNode, e);
}
break;
};
}
});
/**
* @class Ext.tree.MultiSelectionModel
* @extends Ext.util.Observable
* Multi selection for a TreePanel.
*/
Ext.tree.MultiSelectionModel = function(config){
this.selNodes = [];
this.selMap = {};
this.addEvents(
/**
* @event selectionchange
* Fires when the selected nodes change
* @param {MultiSelectionModel} this
* @param {Array} nodes Array of the selected nodes
*/
"selectionchange"
);
Ext.apply(this, config);
Ext.tree.MultiSelectionModel.superclass.constructor.call(this);
};
Ext.extend(Ext.tree.MultiSelectionModel, Ext.util.Observable, {
init : function(tree){
this.tree = tree;
tree.getTreeEl().on("keydown", this.onKeyDown, this);
tree.on("click", this.onNodeClick, this);
},
onNodeClick : function(node, e){
if(e.ctrlKey && this.isSelected(node)){
this.unselect(node);
}else{
this.select(node, e, e.ctrlKey);
}
},
/**
* Select a node.
* @param {TreeNode} node The node to select
* @param {EventObject} e (optional) An event associated with the selection
* @param {Boolean} keepExisting True to retain existing selections
* @return {TreeNode} The selected node
*/
select : function(node, e, keepExisting){
if(keepExisting !== true){
this.clearSelections(true);
}
if(this.isSelected(node)){
this.lastSelNode = node;
return node;
}
this.selNodes.push(node);
this.selMap[node.id] = node;
this.lastSelNode = node;
node.ui.onSelectedChange(true);
this.fireEvent("selectionchange", this, this.selNodes);
return node;
},
/**
* Deselect a node.
* @param {TreeNode} node The node to unselect
*/
unselect : function(node){
if(this.selMap[node.id]){
node.ui.onSelectedChange(false);
var sn = this.selNodes;
var index = sn.indexOf(node);
if(index != -1){
this.selNodes.splice(index, 1);
}
delete this.selMap[node.id];
this.fireEvent("selectionchange", this, this.selNodes);
}
},
/**
* Clear all selections
*/
clearSelections : function(suppressEvent){
var sn = this.selNodes;
if(sn.length > 0){
for(var i = 0, len = sn.length; i < len; i++){
sn[i].ui.onSelectedChange(false);
}
this.selNodes = [];
this.selMap = {};
if(suppressEvent !== true){
this.fireEvent("selectionchange", this, this.selNodes);
}
}
},
/**
* Returns true if the node is selected
* @param {TreeNode} node The node to check
* @return {Boolean}
*/
isSelected : function(node){
return this.selMap[node.id] ? true : false;
},
/**
* Returns an array of the selected nodes
* @return {Array}
*/
getSelectedNodes : function(){
return this.selNodes;
},
onKeyDown : Ext.tree.DefaultSelectionModel.prototype.onKeyDown,
selectNext : Ext.tree.DefaultSelectionModel.prototype.selectNext,
selectPrevious : Ext.tree.DefaultSelectionModel.prototype.selectPrevious
});/**
* @class Ext.data.Tree
* @extends Ext.util.Observable
* Represents a tree data structure and bubbles all the events for its nodes. The nodes
* in the tree have most standard DOM functionality.
* @constructor
* @param {Node} root (optional) The root node
*/
Ext.data.Tree = function(root){
this.nodeHash = {};
/**
* The root node for this tree
* @type Node
*/
this.root = null;
if(root){
this.setRootNode(root);
}
this.addEvents(
/**
* @event append
* Fires when a new child node is appended to a node in this tree.
* @param {Tree} tree The owner tree
* @param {Node} parent The parent node
* @param {Node} node The newly appended node
* @param {Number} index The index of the newly appended node
*/
"append",
/**
* @event remove
* Fires when a child node is removed from a node in this tree.
* @param {Tree} tree The owner tree
* @param {Node} parent The parent node
* @param {Node} node The child node removed
*/
"remove",
/**
* @event move
* Fires when a node is moved to a new location in the tree
* @param {Tree} tree The owner tree
* @param {Node} node The node moved
* @param {Node} oldParent The old parent of this node
* @param {Node} newParent The new parent of this node
* @param {Number} index The index it was moved to
*/
"move",
/**
* @event insert
* Fires when a new child node is inserted in a node in this tree.
* @param {Tree} tree The owner tree
* @param {Node} parent The parent node
* @param {Node} node The child node inserted
* @param {Node} refNode The child node the node was inserted before
*/
"insert",
/**
* @event beforeappend
* Fires before a new child is appended to a node in this tree, return false to cancel the append.
* @param {Tree} tree The owner tree
* @param {Node} parent The parent node
* @param {Node} node The child node to be appended
*/
"beforeappend",
/**
* @event beforeremove
* Fires before a child is removed from a node in this tree, return false to cancel the remove.
* @param {Tree} tree The owner tree
* @param {Node} parent The parent node
* @param {Node} node The child node to be removed
*/
"beforeremove",
/**
* @event beforemove
* Fires before a node is moved to a new location in the tree. Return false to cancel the move.
* @param {Tree} tree The owner tree
* @param {Node} node The node being moved
* @param {Node} oldParent The parent of the node
* @param {Node} newParent The new parent the node is moving to
* @param {Number} index The index it is being moved to
*/
"beforemove",
/**
* @event beforeinsert
* Fires before a new child is inserted in a node in this tree, return false to cancel the insert.
* @param {Tree} tree The owner tree
* @param {Node} parent The parent node
* @param {Node} node The child node to be inserted
* @param {Node} refNode The child node the node is being inserted before
*/
"beforeinsert"
);
Ext.data.Tree.superclass.constructor.call(this);
};
Ext.extend(Ext.data.Tree, Ext.util.Observable, {
/**
* @cfg {String} pathSeparator
* The token used to separate paths in node ids (defaults to '/').
*/
pathSeparator: "/",
// private
proxyNodeEvent : function(){
return this.fireEvent.apply(this, arguments);
},
/**
* Returns the root node for this tree.
* @return {Node}
*/
getRootNode : function(){
return this.root;
},
/**
* Sets the root node for this tree.
* @param {Node} node
* @return {Node}
*/
setRootNode : function(node){
this.root = node;
node.ownerTree = this;
node.isRoot = true;
this.registerNode(node);
return node;
},
/**
* Gets a node in this tree by its id.
* @param {String} id
* @return {Node}
*/
getNodeById : function(id){
return this.nodeHash[id];
},
// private
registerNode : function(node){
this.nodeHash[node.id] = node;
},
// private
unregisterNode : function(node){
delete this.nodeHash[node.id];
},
toString : function(){
return "[Tree"+(this.id?" "+this.id:"")+"]";
}
});
/**
* @class Ext.data.Node
* @extends Ext.util.Observable
* @cfg {Boolean} leaf true if this node is a leaf and does not have children
* @cfg {String} id The id for this node. If one is not specified, one is generated.
* @constructor
* @param {Object} attributes The attributes/config for the node
*/
Ext.data.Node = function(attributes){
/**
* The attributes supplied for the node. You can use this property to access any custom attributes you supplied.
* @type {Object}
*/
this.attributes = attributes || {};
this.leaf = this.attributes.leaf;
/**
* The node id. @type String
*/
this.id = this.attributes.id;
if(!this.id){
this.id = Ext.id(null, "xnode-");
this.attributes.id = this.id;
}
/**
* All child nodes of this node. @type Array
*/
this.childNodes = [];
if(!this.childNodes.indexOf){ // indexOf is a must
this.childNodes.indexOf = function(o){
for(var i = 0, len = this.length; i < len; i++){
if(this[i] == o){
return i;
}
}
return -1;
};
}
/**
* The parent node for this node. @type Node
*/
this.parentNode = null;
/**
* The first direct child node of this node, or null if this node has no child nodes. @type Node
*/
this.firstChild = null;
/**
* The last direct child node of this node, or null if this node has no child nodes. @type Node
*/
this.lastChild = null;
/**
* The node immediately preceding this node in the tree, or null if there is no sibling node. @type Node
*/
this.previousSibling = null;
/**
* The node immediately following this node in the tree, or null if there is no sibling node. @type Node
*/
this.nextSibling = null;
this.addEvents({
/**
* @event append
* Fires when a new child node is appended
* @param {Tree} tree The owner tree
* @param {Node} this This node
* @param {Node} node The newly appended node
* @param {Number} index The index of the newly appended node
*/
"append" : true,
/**
* @event remove
* Fires when a child node is removed
* @param {Tree} tree The owner tree
* @param {Node} this This node
* @param {Node} node The removed node
*/
"remove" : true,
/**
* @event move
* Fires when this node is moved to a new location in the tree
* @param {Tree} tree The owner tree
* @param {Node} this This node
* @param {Node} oldParent The old parent of this node
* @param {Node} newParent The new parent of this node
* @param {Number} index The index it was moved to
*/
"move" : true,
/**
* @event insert
* Fires when a new child node is inserted.
* @param {Tree} tree The owner tree
* @param {Node} this This node
* @param {Node} node The child node inserted
* @param {Node} refNode The child node the node was inserted before
*/
"insert" : true,
/**
* @event beforeappend
* Fires before a new child is appended, return false to cancel the append.
* @param {Tree} tree The owner tree
* @param {Node} this This node
* @param {Node} node The child node to be appended
*/
"beforeappend" : true,
/**
* @event beforeremove
* Fires before a child is removed, return false to cancel the remove.
* @param {Tree} tree The owner tree
* @param {Node} this This node
* @param {Node} node The child node to be removed
*/
"beforeremove" : true,
/**
* @event beforemove
* Fires before this node is moved to a new location in the tree. Return false to cancel the move.
* @param {Tree} tree The owner tree
* @param {Node} this This node
* @param {Node} oldParent The parent of this node
* @param {Node} newParent The new parent this node is moving to
* @param {Number} index The index it is being moved to
*/
"beforemove" : true,
/**
* @event beforeinsert
* Fires before a new child is inserted, return false to cancel the insert.
* @param {Tree} tree The owner tree
* @param {Node} this This node
* @param {Node} node The child node to be inserted
* @param {Node} refNode The child node the node is being inserted before
*/
"beforeinsert" : true
});
this.listeners = this.attributes.listeners;
Ext.data.Node.superclass.constructor.call(this);
};
Ext.extend(Ext.data.Node, Ext.util.Observable, {
// private
fireEvent : function(evtName){
// first do standard event for this node
if(Ext.data.Node.superclass.fireEvent.apply(this, arguments) === false){
return false;
}
// then bubble it up to the tree if the event wasn't cancelled
var ot = this.getOwnerTree();
if(ot){
if(ot.proxyNodeEvent.apply(ot, arguments) === false){
return false;
}
}
return true;
},
/**
* Returns true if this node is a leaf
* @return {Boolean}
*/
isLeaf : function(){
return this.leaf === true;
},
// private
setFirstChild : function(node){
this.firstChild = node;
},
//private
setLastChild : function(node){
this.lastChild = node;
},
/**
* Returns true if this node is the last child of its parent
* @return {Boolean}
*/
isLast : function(){
return (!this.parentNode ? true : this.parentNode.lastChild == this);
},
/**
* Returns true if this node is the first child of its parent
* @return {Boolean}
*/
isFirst : function(){
return (!this.parentNode ? true : this.parentNode.firstChild == this);
},
/**
* Returns true if this node has one or more child nodes, else false.
* @return {Boolean}
*/
hasChildNodes : function(){
return !this.isLeaf() && this.childNodes.length > 0;
},
/**
* Returns true if this node has one or more child nodes, or if the <tt>expandable</tt>
* node attribute is explicitly specified as true (see {@link #attributes}), otherwise returns false.
* @return {Boolean}
*/
isExpandable : function(){
return this.attributes.expandable || this.hasChildNodes();
},
/**
* Insert node(s) as the last child node of this node.
* @param {Node/Array} node The node or Array of nodes to append
* @return {Node} The appended node if single append, or null if an array was passed
*/
appendChild : function(node){
var multi = false;
if(Ext.isArray(node)){
multi = node;
}else if(arguments.length > 1){
multi = arguments;
}
// if passed an array or multiple args do them one by one
if(multi){
for(var i = 0, len = multi.length; i < len; i++) {
this.appendChild(multi[i]);
}
}else{
if(this.fireEvent("beforeappend", this.ownerTree, this, node) === false){
return false;
}
var index = this.childNodes.length;
var oldParent = node.parentNode;
// it's a move, make sure we move it cleanly
if(oldParent){
if(node.fireEvent("beforemove", node.getOwnerTree(), node, oldParent, this, index) === false){
return false;
}
oldParent.removeChild(node);
}
index = this.childNodes.length;
if(index === 0){
this.setFirstChild(node);
}
this.childNodes.push(node);
node.parentNode = this;
var ps = this.childNodes[index-1];
if(ps){
node.previousSibling = ps;
ps.nextSibling = node;
}else{
node.previousSibling = null;
}
node.nextSibling = null;
this.setLastChild(node);
node.setOwnerTree(this.getOwnerTree());
this.fireEvent("append", this.ownerTree, this, node, index);
if(oldParent){
node.fireEvent("move", this.ownerTree, node, oldParent, this, index);
}
return node;
}
},
/**
* Removes a child node from this node.
* @param {Node} node The node to remove
* @return {Node} The removed node
*/
removeChild : function(node){
var index = this.childNodes.indexOf(node);
if(index == -1){
return false;
}
if(this.fireEvent("beforeremove", this.ownerTree, this, node) === false){
return false;
}
// remove it from childNodes collection
this.childNodes.splice(index, 1);
// update siblings
if(node.previousSibling){
node.previousSibling.nextSibling = node.nextSibling;
}
if(node.nextSibling){
node.nextSibling.previousSibling = node.previousSibling;
}
// update child refs
if(this.firstChild == node){
this.setFirstChild(node.nextSibling);
}
if(this.lastChild == node){
this.setLastChild(node.previousSibling);
}
node.setOwnerTree(null);
// clear any references from the node
node.parentNode = null;
node.previousSibling = null;
node.nextSibling = null;
this.fireEvent("remove", this.ownerTree, this, node);
return node;
},
/**
* Inserts the first node before the second node in this nodes childNodes collection.
* @param {Node} node The node to insert
* @param {Node} refNode The node to insert before (if null the node is appended)
* @return {Node} The inserted node
*/
insertBefore : function(node, refNode){
if(!refNode){ // like standard Dom, refNode can be null for append
return this.appendChild(node);
}
// nothing to do
if(node == refNode){
return false;
}
if(this.fireEvent("beforeinsert", this.ownerTree, this, node, refNode) === false){
return false;
}
var index = this.childNodes.indexOf(refNode);
var oldParent = node.parentNode;
var refIndex = index;
// when moving internally, indexes will change after remove
if(oldParent == this && this.childNodes.indexOf(node) < index){
refIndex--;
}
// it's a move, make sure we move it cleanly
if(oldParent){
if(node.fireEvent("beforemove", node.getOwnerTree(), node, oldParent, this, index, refNode) === false){
return false;
}
oldParent.removeChild(node);
}
if(refIndex === 0){
this.setFirstChild(node);
}
this.childNodes.splice(refIndex, 0, node);
node.parentNode = this;
var ps = this.childNodes[refIndex-1];
if(ps){
node.previousSibling = ps;
ps.nextSibling = node;
}else{
node.previousSibling = null;
}
node.nextSibling = refNode;
refNode.previousSibling = node;
node.setOwnerTree(this.getOwnerTree());
this.fireEvent("insert", this.ownerTree, this, node, refNode);
if(oldParent){
node.fireEvent("move", this.ownerTree, node, oldParent, this, refIndex, refNode);
}
return node;
},
/**
* Removes this node from its parent
* @return {Node} this
*/
remove : function(){
this.parentNode.removeChild(this);
return this;
},
/**
* Returns the child node at the specified index.
* @param {Number} index
* @return {Node}
*/
item : function(index){
return this.childNodes[index];
},
/**
* Replaces one child node in this node with another.
* @param {Node} newChild The replacement node
* @param {Node} oldChild The node to replace
* @return {Node} The replaced node
*/
replaceChild : function(newChild, oldChild){
var s = oldChild ? oldChild.nextSibling : null;
this.removeChild(oldChild);
this.insertBefore(newChild, s);
return oldChild;
},
/**
* Returns the index of a child node
* @param {Node} node
* @return {Number} The index of the node or -1 if it was not found
*/
indexOf : function(child){
return this.childNodes.indexOf(child);
},
/**
* Returns the tree this node is in.
* @return {Tree}
*/
getOwnerTree : function(){
// if it doesn't have one, look for one
if(!this.ownerTree){
var p = this;
while(p){
if(p.ownerTree){
this.ownerTree = p.ownerTree;
break;
}
p = p.parentNode;
}
}
return this.ownerTree;
},
/**
* Returns depth of this node (the root node has a depth of 0)
* @return {Number}
*/
getDepth : function(){
var depth = 0;
var p = this;
while(p.parentNode){
++depth;
p = p.parentNode;
}
return depth;
},
// private
setOwnerTree : function(tree){
// if it is a move, we need to update everyone
if(tree != this.ownerTree){
if(this.ownerTree){
this.ownerTree.unregisterNode(this);
}
this.ownerTree = tree;
var cs = this.childNodes;
for(var i = 0, len = cs.length; i < len; i++) {
cs[i].setOwnerTree(tree);
}
if(tree){
tree.registerNode(this);
}
}
},
/**
* Changes the id of this node.
* @param {String} id The new id for the node.
*/
setId: function(id){
if(id !== this.id){
var t = this.ownerTree;
if(t){
t.unregisterNode(this);
}
this.id = id;
if(t){
t.registerNode(this);
}
this.onIdChange(id);
}
},
// private
onIdChange: Ext.emptyFn,
/**
* Returns the path for this node. The path can be used to expand or select this node programmatically.
* @param {String} attr (optional) The attr to use for the path (defaults to the node's id)
* @return {String} The path
*/
getPath : function(attr){
attr = attr || "id";
var p = this.parentNode;
var b = [this.attributes[attr]];
while(p){
b.unshift(p.attributes[attr]);
p = p.parentNode;
}
var sep = this.getOwnerTree().pathSeparator;
return sep + b.join(sep);
},
/**
* Bubbles up the tree from this node, calling the specified function with each node. The scope (this) of
* function call will be the scope provided or the current node. The arguments to the function
* will be the args provided or the current node. If the function returns false at any point,
* the bubble is stopped.
* @param {Function} fn The function to call
* @param {Object} scope (optional) The scope of the function (defaults to current node)
* @param {Array} args (optional) The args to call the function with (default to passing the current node)
*/
bubble : function(fn, scope, args){
var p = this;
while(p){
if(fn.apply(scope || p, args || [p]) === false){
break;
}
p = p.parentNode;
}
},
/**
* Cascades down the tree from this node, calling the specified function with each node. The scope (this) of
* function call will be the scope provided or the current node. The arguments to the function
* will be the args provided or the current node. If the function returns false at any point,
* the cascade is stopped on that branch.
* @param {Function} fn The function to call
* @param {Object} scope (optional) The scope of the function (defaults to current node)
* @param {Array} args (optional) The args to call the function with (default to passing the current node)
*/
cascade : function(fn, scope, args){
if(fn.apply(scope || this, args || [this]) !== false){
var cs = this.childNodes;
for(var i = 0, len = cs.length; i < len; i++) {
cs[i].cascade(fn, scope, args);
}
}
},
/**
* Interates the child nodes of this node, calling the specified function with each node. The scope (this) of
* function call will be the scope provided or the current node. The arguments to the function
* will be the args provided or the current node. If the function returns false at any point,
* the iteration stops.
* @param {Function} fn The function to call
* @param {Object} scope (optional) The scope of the function (defaults to current node)
* @param {Array} args (optional) The args to call the function with (default to passing the current node)
*/
eachChild : function(fn, scope, args){
var cs = this.childNodes;
for(var i = 0, len = cs.length; i < len; i++) {
if(fn.apply(scope || this, args || [cs[i]]) === false){
break;
}
}
},
/**
* Finds the first child that has the attribute with the specified value.
* @param {String} attribute The attribute name
* @param {Mixed} value The value to search for
* @return {Node} The found child or null if none was found
*/
findChild : function(attribute, value){
var cs = this.childNodes;
for(var i = 0, len = cs.length; i < len; i++) {
if(cs[i].attributes[attribute] == value){
return cs[i];
}
}
return null;
},
/**
* Finds the first child by a custom function. The child matches if the function passed
* returns true.
* @param {Function} fn
* @param {Object} scope (optional)
* @return {Node} The found child or null if none was found
*/
findChildBy : function(fn, scope){
var cs = this.childNodes;
for(var i = 0, len = cs.length; i < len; i++) {
if(fn.call(scope||cs[i], cs[i]) === true){
return cs[i];
}
}
return null;
},
/**
* Sorts this nodes children using the supplied sort function
* @param {Function} fn
* @param {Object} scope (optional)
*/
sort : function(fn, scope){
var cs = this.childNodes;
var len = cs.length;
if(len > 0){
var sortFn = scope ? function(){fn.apply(scope, arguments);} : fn;
cs.sort(sortFn);
for(var i = 0; i < len; i++){
var n = cs[i];
n.previousSibling = cs[i-1];
n.nextSibling = cs[i+1];
if(i === 0){
this.setFirstChild(n);
}
if(i == len-1){
this.setLastChild(n);
}
}
}
},
/**
* Returns true if this node is an ancestor (at any point) of the passed node.
* @param {Node} node
* @return {Boolean}
*/
contains : function(node){
return node.isAncestor(this);
},
/**
* Returns true if the passed node is an ancestor (at any point) of this node.
* @param {Node} node
* @return {Boolean}
*/
isAncestor : function(node){
var p = this.parentNode;
while(p){
if(p == node){
return true;
}
p = p.parentNode;
}
return false;
},
toString : function(){
return "[Node"+(this.id?" "+this.id:"")+"]";
}
});/**
* @class Ext.tree.TreeNode
* @extends Ext.data.Node
* @cfg {String} text The text for this node
* @cfg {Boolean} expanded true to start the node expanded
* @cfg {Boolean} allowDrag False to make this node undraggable if {@link #draggable} = true (defaults to true)
* @cfg {Boolean} allowDrop False if this node cannot have child nodes dropped on it (defaults to true)
* @cfg {Boolean} disabled true to start the node disabled
* @cfg {String} icon The path to an icon for the node. The preferred way to do this
* is to use the cls or iconCls attributes and add the icon via a CSS background image.
* @cfg {String} cls A css class to be added to the node
* @cfg {String} iconCls A css class to be added to the nodes icon element for applying css background images
* @cfg {String} href URL of the link used for the node (defaults to #)
* @cfg {String} hrefTarget target frame for the link
* @cfg {Boolean} hidden True to render hidden. (Defaults to false).
* @cfg {String} qtip An Ext QuickTip for the node
* @cfg {Boolean} expandable If set to true, the node will always show a plus/minus icon, even when empty
* @cfg {String} qtipCfg An Ext QuickTip config for the node (used instead of qtip)
* @cfg {Boolean} singleClickExpand True for single click expand on this node
* @cfg {Function} uiProvider A UI class to use for this node (defaults to Ext.tree.TreeNodeUI)
* @cfg {Boolean} checked True to render a checked checkbox for this node, false to render an unchecked checkbox
* (defaults to undefined with no checkbox rendered)
* @cfg {Boolean} draggable True to make this node draggable (defaults to false)
* @cfg {Boolean} isTarget False to not allow this node to act as a drop target (defaults to true)
* @cfg {Boolean} allowChildren False to not allow this node to have child nodes (defaults to true)
* @cfg {Boolean} editable False to not allow this node to be edited by an (@link Ext.tree.TreeEditor} (defaults to true)
* @constructor
* @param {Object/String} attributes The attributes/config for the node or just a string with the text for the node
*/
Ext.tree.TreeNode = function(attributes){
attributes = attributes || {};
if(typeof attributes == "string"){
attributes = {text: attributes};
}
this.childrenRendered = false;
this.rendered = false;
Ext.tree.TreeNode.superclass.constructor.call(this, attributes);
this.expanded = attributes.expanded === true;
this.isTarget = attributes.isTarget !== false;
this.draggable = attributes.draggable !== false && attributes.allowDrag !== false;
this.allowChildren = attributes.allowChildren !== false && attributes.allowDrop !== false;
/**
* Read-only. The text for this node. To change it use setText().
* @type String
*/
this.text = attributes.text;
/**
* True if this node is disabled.
* @type Boolean
*/
this.disabled = attributes.disabled === true;
/**
* True if this node is hidden.
* @type Boolean
*/
this.hidden = attributes.hidden === true;
this.addEvents(
/**
* @event textchange
* Fires when the text for this node is changed
* @param {Node} this This node
* @param {String} text The new text
* @param {String} oldText The old text
*/
"textchange",
/**
* @event beforeexpand
* Fires before this node is expanded, return false to cancel.
* @param {Node} this This node
* @param {Boolean} deep
* @param {Boolean} anim
*/
"beforeexpand",
/**
* @event beforecollapse
* Fires before this node is collapsed, return false to cancel.
* @param {Node} this This node
* @param {Boolean} deep
* @param {Boolean} anim
*/
"beforecollapse",
/**
* @event expand
* Fires when this node is expanded
* @param {Node} this This node
*/
"expand",
/**
* @event disabledchange
* Fires when the disabled status of this node changes
* @param {Node} this This node
* @param {Boolean} disabled
*/
"disabledchange",
/**
* @event collapse
* Fires when this node is collapsed
* @param {Node} this This node
*/
"collapse",
/**
* @event beforeclick
* Fires before click processing. Return false to cancel the default action.
* @param {Node} this This node
* @param {Ext.EventObject} e The event object
*/
"beforeclick",
/**
* @event click
* Fires when this node is clicked
* @param {Node} this This node
* @param {Ext.EventObject} e The event object
*/
"click",
/**
* @event checkchange
* Fires when a node with a checkbox's checked property changes
* @param {Node} this This node
* @param {Boolean} checked
*/
"checkchange",
/**
* @event dblclick
* Fires when this node is double clicked
* @param {Node} this This node
* @param {Ext.EventObject} e The event object
*/
"dblclick",
/**
* @event contextmenu
* Fires when this node is right clicked
* @param {Node} this This node
* @param {Ext.EventObject} e The event object
*/
"contextmenu",
/**
* @event beforechildrenrendered
* Fires right before the child nodes for this node are rendered
* @param {Node} this This node
*/
"beforechildrenrendered"
);
var uiClass = this.attributes.uiProvider || this.defaultUI || Ext.tree.TreeNodeUI;
/**
* Read-only. The UI for this node
* @type TreeNodeUI
*/
this.ui = new uiClass(this);
};
Ext.extend(Ext.tree.TreeNode, Ext.data.Node, {
preventHScroll: true,
/**
* Returns true if this node is expanded
* @return {Boolean}
*/
isExpanded : function(){
return this.expanded;
},
/**
* Returns the UI object for this node.
* @return {TreeNodeUI} The object which is providing the user interface for this tree
* node. Unless otherwise specified in the {@link #uiProvider}, this will be an instance
* of {@link Ext.tree.TreeNodeUI}
*/
getUI : function(){
return this.ui;
},
getLoader : function(){
var owner;
return this.loader || ((owner = this.getOwnerTree()) && owner.loader ? owner.loader : new Ext.tree.TreeLoader());
},
// private override
setFirstChild : function(node){
var of = this.firstChild;
Ext.tree.TreeNode.superclass.setFirstChild.call(this, node);
if(this.childrenRendered && of && node != of){
of.renderIndent(true, true);
}
if(this.rendered){
this.renderIndent(true, true);
}
},
// private override
setLastChild : function(node){
var ol = this.lastChild;
Ext.tree.TreeNode.superclass.setLastChild.call(this, node);
if(this.childrenRendered && ol && node != ol){
ol.renderIndent(true, true);
}
if(this.rendered){
this.renderIndent(true, true);
}
},
// these methods are overridden to provide lazy rendering support
// private override
appendChild : function(n){
if(!n.render && !Ext.isArray(n)){
n = this.getLoader().createNode(n);
}
var node = Ext.tree.TreeNode.superclass.appendChild.call(this, n);
if(node && this.childrenRendered){
node.render();
}
this.ui.updateExpandIcon();
return node;
},
// private override
removeChild : function(node){
this.ownerTree.getSelectionModel().unselect(node);
Ext.tree.TreeNode.superclass.removeChild.apply(this, arguments);
// if it's been rendered remove dom node
if(this.childrenRendered){
node.ui.remove();
}
if(this.childNodes.length < 1){
this.collapse(false, false);
}else{
this.ui.updateExpandIcon();
}
if(!this.firstChild && !this.isHiddenRoot()) {
this.childrenRendered = false;
}
return node;
},
// private override
insertBefore : function(node, refNode){
if(!node.render){
node = this.getLoader().createNode(node);
}
var newNode = Ext.tree.TreeNode.superclass.insertBefore.call(this, node, refNode);
if(newNode && refNode && this.childrenRendered){
node.render();
}
this.ui.updateExpandIcon();
return newNode;
},
/**
* Sets the text for this node
* @param {String} text
*/
setText : function(text){
var oldText = this.text;
this.text = text;
this.attributes.text = text;
if(this.rendered){ // event without subscribing
this.ui.onTextChange(this, text, oldText);
}
this.fireEvent("textchange", this, text, oldText);
},
/**
* Triggers selection of this node
*/
select : function(){
this.getOwnerTree().getSelectionModel().select(this);
},
/**
* Triggers deselection of this node
*/
unselect : function(){
this.getOwnerTree().getSelectionModel().unselect(this);
},
/**
* Returns true if this node is selected
* @return {Boolean}
*/
isSelected : function(){
return this.getOwnerTree().getSelectionModel().isSelected(this);
},
/**
* Expand this node.
* @param {Boolean} deep (optional) True to expand all children as well
* @param {Boolean} anim (optional) false to cancel the default animation
* @param {Function} callback (optional) A callback to be called when
* expanding this node completes (does not wait for deep expand to complete).
* Called with 1 parameter, this node.
* @param {Object} scope (optional) The scope in which to execute the callback.
*/
expand : function(deep, anim, callback, scope){
if(!this.expanded){
if(this.fireEvent("beforeexpand", this, deep, anim) === false){
return;
}
if(!this.childrenRendered){
this.renderChildren();
}
this.expanded = true;
if(!this.isHiddenRoot() && (this.getOwnerTree().animate && anim !== false) || anim){
this.ui.animExpand(function(){
this.fireEvent("expand", this);
this.runCallback(callback, scope || this, [this]);
if(deep === true){
this.expandChildNodes(true);
}
}.createDelegate(this));
return;
}else{
this.ui.expand();
this.fireEvent("expand", this);
this.runCallback(callback, scope || this, [this]);
}
}else{
this.runCallback(callback, scope || this, [this]);
}
if(deep === true){
this.expandChildNodes(true);
}
},
runCallback: function(cb, scope, args){
if(Ext.isFunction(cb)){
cb.apply(scope, args);
}
},
isHiddenRoot : function(){
return this.isRoot && !this.getOwnerTree().rootVisible;
},
/**
* Collapse this node.
* @param {Boolean} deep (optional) True to collapse all children as well
* @param {Boolean} anim (optional) false to cancel the default animation
* @param {Function} callback (optional) A callback to be called when
* expanding this node completes (does not wait for deep expand to complete).
* Called with 1 parameter, this node.
* @param {Object} scope (optional) The scope in which to execute the callback.
*/
collapse : function(deep, anim, callback, scope){
if(this.expanded && !this.isHiddenRoot()){
if(this.fireEvent("beforecollapse", this, deep, anim) === false){
return;
}
this.expanded = false;
if((this.getOwnerTree().animate && anim !== false) || anim){
this.ui.animCollapse(function(){
this.fireEvent("collapse", this);
this.runCallback(callback, scope || this, [this]);
if(deep === true){
this.collapseChildNodes(true);
}
}.createDelegate(this));
return;
}else{
this.ui.collapse();
this.fireEvent("collapse", this);
this.runCallback(callback, scope || this, [this]);
}
}else if(!this.expanded){
this.runCallback(callback, scope || this, [this]);
}
if(deep === true){
var cs = this.childNodes;
for(var i = 0, len = cs.length; i < len; i++) {
cs[i].collapse(true, false);
}
}
},
// private
delayedExpand : function(delay){
if(!this.expandProcId){
this.expandProcId = this.expand.defer(delay, this);
}
},
// private
cancelExpand : function(){
if(this.expandProcId){
clearTimeout(this.expandProcId);
}
this.expandProcId = false;
},
/**
* Toggles expanded/collapsed state of the node
*/
toggle : function(){
if(this.expanded){
this.collapse();
}else{
this.expand();