Merge 89666 - 2011-06-23 Mikhail Naganov <mnaganov@chromium.org>

Source/WebCore/inspector/front-end/DetailedHeapshotGridNodes.js

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 36 matching lines @@
 
     dispose: function()
     {
         if (this._provider)
             this._provider.dispose();
         for (var node = this.children[0]; node; node = node.traverseNextNode(true, this, true))
             if (node.dispose)
                 node.dispose();
     },
 
+    hasHoverMessage: false,
+
+    hoverMessage: function(callback)
+    {
+        callback("");
+    },
+
     _populate: function(event)
     {
         this.removeEventListener("populate", this._populate, this);
         function sorted(ignored)
         {
             this.populateChildren();
         }
         WebInspector.PleaseWaitMessage.prototype.show(this.dataGrid.element);
         this._provider.sortAndRewind(this.comparator(), sorted.bind(this));
     },
@@ skipping 98 matching lines @@
 
 WebInspector.HeapSnapshotGenericObjectNode = function(tree, node)
 {
     WebInspector.HeapSnapshotGridNode.call(this, tree, false);
     this._name = node.name;
     this._type = node.type;
     this._shallowSize = node.selfSize;
     this._retainedSize = node.retainedSize;
     this.snapshotNodeId = node.id;
     this.snapshotNodeIndex = node.nodeIndex;
+    if (this._type === "string")
+        this.hasHoverMessage = true;
+    else if (this._type === "object" && this.isDOMWindow(this._name)) {
+        var url = [];
+        this._name = this.shortenWindowURL(this._name, false, url);
+        this._url = url[0];
+        this.hasHoverMessage = true;
+    }
 };
 
 WebInspector.HeapSnapshotGenericObjectNode.prototype = {
     createCell: function(columnIdentifier)
     {
         var cell = columnIdentifier !== "object" ? WebInspector.DataGridNode.prototype.createCell.call(this, columnIdentifier) : this._createObjectCell();
         if (this._searchMatched)
             cell.addStyleClass("highlight");
         return cell;
     },
@@ skipping 55 matching lines @@
         };
         data["object"] = { valueStyle: valueStyle, value: value + " @" + this.snapshotNodeId };
 
         var view = this.dataGrid.snapshotView;
         data["shallowSize"] = view.showShallowSizeAsPercent ? WebInspector.UIString("%.2f%%", this._shallowSizePercent) : Number.bytesToString(this._shallowSize);
         data["retainedSize"] = view.showRetainedSizeAsPercent ? WebInspector.UIString("%.2f%%", this._retainedSizePercent) : Number.bytesToString(this._retainedSize);
 
         return this._enhanceData ? this._enhanceData(data) : data;
     },
 
+    hoverMessage: function(callback)
+    {
+        if (this._type === "string")
+            callback("\"" + this._name + "\"", "console-formatted-string");
+        else if (this._url)
+            callback(this._url, "console-formatted-object");
+    },
+
     get _retainedSizePercent()
     {
         return this._retainedSize / this.dataGrid.snapshot.totalSize * 100.0;
     },
 
     get _shallowSizePercent()
     {
         return this._shallowSize / this.dataGrid.snapshot.totalSize * 100.0;
     },
 
     _updateHasChildren: function()
     {
         function isEmptyCallback(isEmpty)
         {
             this.hasChildren = !isEmpty;
         }
         this._provider.isEmpty(isEmptyCallback.bind(this));
+    },
+
+    isDOMWindow: function(fullName)
+    {
+        return fullName.substr(0, 9) === "DOMWindow";
+    },
+
+    shortenWindowURL: function(fullName, hasObjectId, fullURLPtr)
+    {
+        var startPos = fullName.indexOf("/");
+        var endPos = hasObjectId ? fullName.indexOf("@") : fullName.length;
+        if (startPos !== -1 && endPos !== -1) {
+            var fullURL = fullName.substring(startPos + 1, endPos).trimLeft();
+            if (fullURLPtr)
+                fullURLPtr[0] = fullURL;
+            var url = fullURL.trimURL();
+            if (url.length > 40)
+                url = url.trimMiddle(40);
+            return fullName.substr(0, startPos + 2) + url + fullName.substr(endPos);
+        } else
+            return fullName;
     }
 }
 
 WebInspector.HeapSnapshotGenericObjectNode.prototype.__proto__ = WebInspector.HeapSnapshotGridNode.prototype;
 
 WebInspector.HeapSnapshotObjectNode = function(tree, isFromBaseSnapshot, edge)
 {
     WebInspector.HeapSnapshotGenericObjectNode.call(this, tree, edge.node);
     this._referenceName = edge.name;
     this._referenceType = edge.type;
@@ skipping 460 matching lines @@
     targetPrototype._childHashForEntity = sourcePrototype._childHashForEntity;
     targetPrototype._childHashForNode = sourcePrototype._childHashForNode;
     targetPrototype.comparator = sourcePrototype.comparator;
     targetPrototype._createChildNode = sourcePrototype._createChildNode;
     targetPrototype._createProvider = sourcePrototype._createProvider;
     targetPrototype.dispose = sourcePrototype.dispose;
     targetPrototype.populateChildren = sourcePrototype.populateChildren;
     targetPrototype._saveChildren = sourcePrototype._saveChildren;
     targetPrototype.sort = sourcePrototype.sort;
 }