- Replaced color picker form control with a more robust version.

www/extras/extjs/source/widgets/tree/TreeSelectionModel.js

@@ -0,0 +1,316 @@
+/*
+ * Ext JS Library 1.0.1
+ * Copyright(c) 2006-2007, Ext JS, LLC.
+ * licensing@extjs.com
+ * 
+ * http://www.extjs.com/license
+ */
+
+/**
+ * @class Ext.tree.DefaultSelectionModel
+ * @extends Ext.util.Observable
+ * The default single selection for a TreePanel.
+ */
+Ext.tree.DefaultSelectionModel = function(){
+   this.selNode = null;
+   
+   this.addEvents({
+       /**
+        * @event selectionchange
+        * Fires when the selected node changes
+        * @param {DefaultSelectionModel} this
+        * @param {TreeNode} node the new selection
+        */
+       "selectionchange" : true,
+
+       /**
+        * @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" : true
+   });
+};
+
+Ext.extend(Ext.tree.DefaultSelectionModel, Ext.util.Observable, {
+    init : function(tree){
+        this.tree = tree;
+        tree.el.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(last != node && 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(){
+   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" : true
+   });
+};
+
+Ext.extend(Ext.tree.MultiSelectionModel, Ext.util.Observable, {
+    init : function(tree){
+        this.tree = tree;
+        tree.el.on("keydown", this.onKeyDown, this);
+        tree.on("click", this.onNodeClick, this);
+    },
+    
+    onNodeClick : function(node, e){
+        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 = -1;
+            if(sn.indexOf){
+                index = sn.indexOf(node);
+            }else{
+                for(var i = 0, len = sn.length; i < len; i++){
+                    if(sn[i] == node){
+                        index = i;
+                        break;
+                    }
+                }
+            }
+            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
+});