Improve output: distinguish between failed assertions (failures) and unexpected exceptions (errors), and print a filtered stack trace for any exception.

webapp/web/src/widget/TreeBasicController.js

@@ -0,0 +1,294 @@
+/*
+	Copyright (c) 2004-2006, The Dojo Foundation
+	All Rights Reserved.
+
+	Licensed under the Academic Free License version 2.1 or above OR the
+	modified BSD license. For more information on Dojo licensing, see:
+
+		http://dojotoolkit.org/community/licensing.shtml
+*/
+
+
+dojo.provide("dojo.widget.TreeBasicController");
+
+dojo.require("dojo.event.*");
+dojo.require("dojo.json")
+dojo.require("dojo.io.*");
+
+
+dojo.widget.tags.addParseTreeHandler("dojo:TreeBasicController");
+
+
+dojo.widget.TreeBasicController = function() {
+	dojo.widget.HtmlWidget.call(this);
+}
+
+dojo.inherits(dojo.widget.TreeBasicController, dojo.widget.HtmlWidget);
+
+
+dojo.lang.extend(dojo.widget.TreeBasicController, {
+	widgetType: "TreeBasicController",
+
+	DNDController: "",
+
+	dieWithTree: false,
+
+	initialize: function(args, frag){
+
+		/* no DND by default for compatibility */
+		if (this.DNDController == "create") {
+			dojo.require("dojo.dnd.TreeDragAndDrop");
+			this.DNDController = new dojo.dnd.TreeDNDController(this);
+		}
+
+
+
+	},
+
+
+	/**
+	 * Binds controller to all tree events
+	*/
+	listenTree: function(tree) {
+		//dojo.debug("Event "+tree.eventNames.treeClick);
+		dojo.event.topic.subscribe(tree.eventNames.createDOMNode, this, "onCreateDOMNode");
+		dojo.event.topic.subscribe(tree.eventNames.treeClick, this, "onTreeClick");
+		dojo.event.topic.subscribe(tree.eventNames.treeCreate, this, "onTreeCreate");
+		dojo.event.topic.subscribe(tree.eventNames.treeDestroy, this, "onTreeDestroy");
+
+		if (this.DNDController) {
+			this.DNDController.listenTree(tree);
+		}
+	},
+
+	unlistenTree: function(tree) {
+		dojo.event.topic.unsubscribe(tree.eventNames.createDOMNode, this, "onCreateDOMNode");
+		dojo.event.topic.unsubscribe(tree.eventNames.treeClick, this, "onTreeClick");
+		dojo.event.topic.unsubscribe(tree.eventNames.treeCreate, this, "onTreeCreate");
+		dojo.event.topic.unsubscribe(tree.eventNames.treeDestroy, this, "onTreeDestroy");
+	},
+
+	onTreeDestroy: function(message) {
+		var tree = message.source;
+
+		this.unlistenTree(tree);
+
+		if (this.dieWithTree) {
+			//alert("Killing myself "+this.widgetId);
+			this.destroy();
+			//dojo.debug("done");
+		}
+	},
+
+	onCreateDOMNode: function(message) {
+
+		var node = message.source;
+
+
+		if (node.expandLevel > 0) {
+			this.expandToLevel(node, node.expandLevel);
+		}
+	},
+
+	// perform actions-initializers for tree
+	onTreeCreate: function(message) {
+		var tree = message.source;
+		var _this = this;
+		if (tree.expandLevel) {
+			dojo.lang.forEach(tree.children,
+				function(child) {
+					_this.expandToLevel(child, tree.expandLevel-1)
+				}
+			);
+		}
+	},
+
+	expandToLevel: function(node, level) {
+		if (level == 0) return;
+
+		var children = node.children;
+		var _this = this;
+
+		var handler = function(node, expandLevel) {
+			this.node = node;
+			this.expandLevel = expandLevel;
+			// recursively expand opened node
+			this.process = function() {
+				//dojo.debug("Process "+node+" level "+level);
+				for(var i=0; i<this.node.children.length; i++) {
+					var child = node.children[i];
+
+					_this.expandToLevel(child, this.expandLevel);
+				}
+			};
+		}
+
+		var h = new handler(node, level-1);
+
+
+		this.expand(node, false, h, h.process);
+
+	},
+
+
+
+
+	onTreeClick: function(message){
+		var node = message.source;
+
+		if(node.isLocked()) {
+			return false;
+		}
+
+		if (node.isExpanded){
+			this.collapse(node);
+		} else {
+			this.expand(node);
+		}
+	},
+
+	expand: function(node, sync, callObj, callFunc) {
+		node.expand();
+		if (callFunc) callFunc.apply(callObj, [node]);
+	},
+
+	collapse: function(node) {
+
+		node.collapse();
+	},
+
+// =============================== move ============================
+
+	/**
+	 * Checks whether it is ok to change parent of child to newParent
+	 * May incur type checks etc
+	 *
+	 * It should check only hierarchical possibility w/o index, etc
+	 * because in onDragOver event for Between DND mode we can't calculate index at once on onDragOVer.
+	 * index changes as client moves mouse up-down over the node
+	 */
+	canMove: function(child, newParent){
+
+		if (child.actionIsDisabled(child.actions.MOVE)) {
+			return false;
+		}
+
+		// if we move under same parent then no matter if ADDCHILD disabled for him
+		// but if we move to NEW parent then check if action is disabled for him
+		// also covers case for newParent being a non-folder in strict mode etc
+		if (child.parent !== newParent && newParent.actionIsDisabled(newParent.actions.ADDCHILD)) {
+			return false;
+		}
+
+		// Can't move parent under child. check whether new parent is child of "child".
+		var node = newParent;
+		while(node.isTreeNode) {
+			//dojo.debugShallow(node.title)
+			if (node === child) {
+				// parent of newParent is child
+				return false;
+			}
+			node = node.parent;
+		}
+
+		return true;
+	},
+
+
+	move: function(child, newParent, index) {
+
+		/* move sourceTreeNode to new parent */
+		if (!this.canMove(child, newParent)) {
+			return false;
+		}
+
+		var result = this.doMove(child, newParent, index);
+
+		if (!result) return result;
+
+		if (newParent.isTreeNode) {
+			this.expand(newParent);
+		}
+
+		return result;
+	},
+
+	doMove: function(child, newParent, index) {
+		child.tree.move(child, newParent, index);
+
+		return true;
+	},
+
+// =============================== removeNode ============================
+
+
+	canRemoveNode: function(child) {
+		if (child.actionIsDisabled(child.actions.REMOVE)) {
+			return false;
+		}
+
+		return true;
+	},
+
+
+	removeNode: function(node, callObj, callFunc) {
+		if (!this.canRemoveNode(node)) {
+			return false;
+		}
+
+		return this.doRemoveNode(node, callObj, callFunc);
+	},
+
+
+	doRemoveNode: function(node, callObj, callFunc) {
+		node.tree.removeNode(node);
+
+		if (callFunc) {
+			callFunc.apply(dojo.lang.isUndefined(callObj) ? this : callObj, [node]);
+		}
+	},
+
+
+	// -----------------------------------------------------------------------------
+	//                             Create node stuff
+	// -----------------------------------------------------------------------------
+
+
+	canCreateChild: function(parent, index, data) {
+		if (parent.actionIsDisabled(parent.actions.ADDCHILD)) return false;
+
+		return true;
+	},
+
+
+	/* send data to server and add child from server */
+	/* data may contain an almost ready child, or anything else, suggested to server */
+	/*in RPC controllers server responds with child data to be inserted */
+	createChild: function(parent, index, data, callObj, callFunc) {
+		if (!this.canCreateChild(parent, index, data)) {
+			return false;
+		}
+
+		return this.doCreateChild.apply(this, arguments);
+	},
+
+	doCreateChild: function(parent, index, data, callObj, callFunc) {
+
+		var widgetType = data.widgetType ? data.widgetType : "TreeNode";
+
+		var newChild = dojo.widget.createWidget(widgetType, data);
+
+		parent.addChild(newChild, index);
+
+		this.expand(parent);
+
+		if (callFunc) {
+			callFunc.apply(callObj, [newChild]);
+		}
+
+		return newChild;
+	}
+
+
+
+});