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

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

@@ -0,0 +1,51 @@
+/*
+ * Ext JS Library 1.0.1
+ * Copyright(c) 2006-2007, Ext JS, LLC.
+ * licensing@extjs.com
+ * 
+ * http://www.extjs.com/license
+ */
+
+if(Ext.dd.DragZone){
+Ext.tree.TreeDragZone = function(tree, config){
+    Ext.tree.TreeDragZone.superclass.constructor.call(this, tree.getEl(), config);
+    this.tree = tree;
+};
+
+Ext.extend(Ext.tree.TreeDragZone, Ext.dd.DragZone, {
+    ddGroup : "TreeDD",
+    
+    onBeforeDrag : function(data, e){
+        var n = data.node;
+        return n && n.draggable && !n.disabled;
+    },
+    
+    onInitDrag : function(e){
+        var data = this.dragData;
+        this.tree.getSelectionModel().select(data.node);
+        this.proxy.update("");
+        data.node.ui.appendDDGhost(this.proxy.ghost.dom);
+        this.tree.fireEvent("startdrag", this.tree, data.node, e);
+    },
+    
+    getRepairXY : function(e, data){
+        return data.node.ui.getDDRepairXY();
+    },
+    
+    onEndDrag : function(data, e){
+        this.tree.fireEvent("enddrag", this.tree, data.node, e);
+    },
+    
+    onValidDrop : function(dd, e, id){
+        this.tree.fireEvent("dragdrop", this.tree, this.dragData.node, dd, e);
+        this.hideProxy();
+    },
+    
+    beforeInvalidDrop : function(e, id){
+        // this scrolls the original position back into view
+        var sm = this.tree.getSelectionModel();
+        sm.clearSelections();
+        sm.select(this.dragData.node);
+    }
+});
+}