diff options
Diffstat (limited to 'chromium/third_party/WebKit/Source/devtools/front_end/HeapSnapshotGridNodes.js')
| -rw-r--r-- | chromium/third_party/WebKit/Source/devtools/front_end/HeapSnapshotGridNodes.js | 1180 |
1 files changed, 0 insertions, 1180 deletions
diff --git a/chromium/third_party/WebKit/Source/devtools/front_end/HeapSnapshotGridNodes.js b/chromium/third_party/WebKit/Source/devtools/front_end/HeapSnapshotGridNodes.js deleted file mode 100644 index 7b7a9a40a73..00000000000 --- a/chromium/third_party/WebKit/Source/devtools/front_end/HeapSnapshotGridNodes.js +++ /dev/null @@ -1,1180 +0,0 @@ -/* - * 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 - * copyright notice, this list of conditions and the following disclaimer - * in the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Google Inc. nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/** - * @constructor - * @extends {WebInspector.DataGridNode} - * @param {!WebInspector.HeapSnapshotSortableDataGrid} tree - * @param {boolean} hasChildren - */ -WebInspector.HeapSnapshotGridNode = function(tree, hasChildren) -{ - WebInspector.DataGridNode.call(this, null, hasChildren); - this._dataGrid = tree; - this._instanceCount = 0; - - this._savedChildren = null; - /** - * List of position ranges for all visible nodes: [startPos1, endPos1),...,[startPosN, endPosN) - * Position is an item position in the provider. - */ - this._retrievedChildrenRanges = []; -} - -WebInspector.HeapSnapshotGridNode.Events = { - PopulateComplete: "PopulateComplete" -} - -WebInspector.HeapSnapshotGridNode.prototype = { - /** - * @return {!WebInspector.HeapSnapshotProviderProxy} - */ - createProvider: function() - { - throw new Error("Needs implemented."); - }, - - /** - * @return {!WebInspector.HeapSnapshotProviderProxy} - */ - _provider: function() - { - if (!this._providerObject) - this._providerObject = this.createProvider(); - return this._providerObject; - }, - - createCell: function(columnIdentifier) - { - var cell = WebInspector.DataGridNode.prototype.createCell.call(this, columnIdentifier); - if (this._searchMatched) - cell.classList.add("highlight"); - return cell; - }, - - collapse: function() - { - WebInspector.DataGridNode.prototype.collapse.call(this); - this._dataGrid.updateVisibleNodes(); - }, - - 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(); - }, - - _reachableFromWindow: false, - - queryObjectContent: function(callback) - { - }, - - /** - * @override - */ - wasDetached: function() - { - this._dataGrid.nodeWasDetached(this); - }, - - _toPercentString: function(num) - { - return num.toFixed(0) + "\u2009%"; // \u2009 is a thin space. - }, - - /** - * @param {number} nodePosition - */ - childForPosition: function(nodePosition) - { - var indexOfFirsChildInRange = 0; - for (var i = 0; i < this._retrievedChildrenRanges.length; i++) { - var range = this._retrievedChildrenRanges[i]; - if (range.from <= nodePosition && nodePosition < range.to) { - var childIndex = indexOfFirsChildInRange + nodePosition - range.from; - return this.children[childIndex]; - } - indexOfFirsChildInRange += range.to - range.from + 1; - } - return null; - }, - - _createValueCell: function(columnIdentifier) - { - var cell = document.createElement("td"); - cell.className = columnIdentifier + "-column"; - if (this.dataGrid.snapshot.totalSize !== 0) { - var div = document.createElement("div"); - var valueSpan = document.createElement("span"); - valueSpan.textContent = this.data[columnIdentifier]; - div.appendChild(valueSpan); - var percentColumn = columnIdentifier + "-percent"; - if (percentColumn in this.data) { - var percentSpan = document.createElement("span"); - percentSpan.className = "percent-column"; - percentSpan.textContent = this.data[percentColumn]; - div.appendChild(percentSpan); - div.classList.add("heap-snapshot-multiple-values"); - } - cell.appendChild(div); - } - return cell; - }, - - populate: function(event) - { - if (this._populated) - return; - this._populated = true; - - /** - * @this {WebInspector.HeapSnapshotGridNode} - */ - function sorted() - { - this._populateChildren(); - } - this._provider().sortAndRewind(this.comparator(), sorted.bind(this)); - }, - - expandWithoutPopulate: function(callback) - { - // Make sure default populate won't take action. - this._populated = true; - this.expand(); - this._provider().sortAndRewind(this.comparator(), callback); - }, - - /** - * @param {?number=} fromPosition - * @param {?number=} toPosition - * @param {function()=} afterPopulate - */ - _populateChildren: function(fromPosition, toPosition, afterPopulate) - { - fromPosition = fromPosition || 0; - toPosition = toPosition || fromPosition + this._dataGrid.defaultPopulateCount(); - var firstNotSerializedPosition = fromPosition; - - /** - * @this {WebInspector.HeapSnapshotGridNode} - */ - function serializeNextChunk() - { - if (firstNotSerializedPosition >= toPosition) - return; - var end = Math.min(firstNotSerializedPosition + this._dataGrid.defaultPopulateCount(), toPosition); - this._provider().serializeItemsRange(firstNotSerializedPosition, end, childrenRetrieved.bind(this)); - firstNotSerializedPosition = end; - } - - /** - * @this {WebInspector.HeapSnapshotGridNode} - */ - function insertRetrievedChild(item, insertionIndex) - { - if (this._savedChildren) { - var hash = this._childHashForEntity(item); - if (hash in this._savedChildren) { - this.insertChild(this._savedChildren[hash], insertionIndex); - return; - } - } - this.insertChild(this._createChildNode(item), insertionIndex); - } - - /** - * @this {WebInspector.HeapSnapshotGridNode} - */ - function insertShowMoreButton(from, to, insertionIndex) - { - var button = new WebInspector.ShowMoreDataGridNode(this._populateChildren.bind(this), from, to, this._dataGrid.defaultPopulateCount()); - this.insertChild(button, insertionIndex); - } - - /** - * @this {WebInspector.HeapSnapshotGridNode} - */ - function childrenRetrieved(items) - { - var itemIndex = 0; - var itemPosition = items.startPosition; - var insertionIndex = 0; - - if (!this._retrievedChildrenRanges.length) { - if (items.startPosition > 0) { - this._retrievedChildrenRanges.push({from: 0, to: 0}); - insertShowMoreButton.call(this, 0, items.startPosition, insertionIndex++); - } - this._retrievedChildrenRanges.push({from: items.startPosition, to: items.endPosition}); - for (var i = 0, l = items.length; i < l; ++i) - insertRetrievedChild.call(this, items[i], insertionIndex++); - if (items.endPosition < items.totalLength) - insertShowMoreButton.call(this, items.endPosition, items.totalLength, insertionIndex++); - } else { - var rangeIndex = 0; - var found = false; - var range; - while (rangeIndex < this._retrievedChildrenRanges.length) { - range = this._retrievedChildrenRanges[rangeIndex]; - if (range.to >= itemPosition) { - found = true; - break; - } - insertionIndex += range.to - range.from; - // Skip the button if there is one. - if (range.to < items.totalLength) - insertionIndex += 1; - ++rangeIndex; - } - - if (!found || items.startPosition < range.from) { - // Update previous button. - this.children[insertionIndex - 1].setEndPosition(items.startPosition); - insertShowMoreButton.call(this, items.startPosition, found ? range.from : items.totalLength, insertionIndex); - range = {from: items.startPosition, to: items.startPosition}; - if (!found) - rangeIndex = this._retrievedChildrenRanges.length; - this._retrievedChildrenRanges.splice(rangeIndex, 0, range); - } else { - insertionIndex += itemPosition - range.from; - } - // At this point insertionIndex is always an index before button or between nodes. - // Also it is always true here that range.from <= itemPosition <= range.to - - // Stretch the range right bound to include all new items. - while (range.to < items.endPosition) { - // Skip already added nodes. - var skipCount = range.to - itemPosition; - insertionIndex += skipCount; - itemIndex += skipCount; - itemPosition = range.to; - - // We're at the position before button: ...<?node>x<button> - var nextRange = this._retrievedChildrenRanges[rangeIndex + 1]; - var newEndOfRange = nextRange ? nextRange.from : items.totalLength; - if (newEndOfRange > items.endPosition) - newEndOfRange = items.endPosition; - while (itemPosition < newEndOfRange) { - insertRetrievedChild.call(this, items[itemIndex++], insertionIndex++); - ++itemPosition; - } - // Merge with the next range. - if (nextRange && newEndOfRange === nextRange.from) { - range.to = nextRange.to; - // Remove "show next" button if there is one. - this.removeChild(this.children[insertionIndex]); - this._retrievedChildrenRanges.splice(rangeIndex + 1, 1); - } else { - range.to = newEndOfRange; - // Remove or update next button. - if (newEndOfRange === items.totalLength) - this.removeChild(this.children[insertionIndex]); - else - this.children[insertionIndex].setStartPosition(items.endPosition); - } - } - } - - // TODO: fix this. - this._instanceCount += items.length; - if (firstNotSerializedPosition < toPosition) { - serializeNextChunk.call(this); - return; - } - - if (afterPopulate) - afterPopulate(); - this.dispatchEventToListeners(WebInspector.HeapSnapshotGridNode.Events.PopulateComplete); - } - serializeNextChunk.call(this); - }, - - _saveChildren: function() - { - this._savedChildren = null; - for (var i = 0, childrenCount = this.children.length; i < childrenCount; ++i) { - var child = this.children[i]; - if (!child.expanded) - continue; - if (!this._savedChildren) - this._savedChildren = {}; - this._savedChildren[this._childHashForNode(child)] = child; - } - }, - - sort: function() - { - this._dataGrid.recursiveSortingEnter(); - - /** - * @this {WebInspector.HeapSnapshotGridNode} - */ - function afterSort() - { - this._saveChildren(); - this.removeChildren(); - this._retrievedChildrenRanges = []; - - /** - * @this {WebInspector.HeapSnapshotGridNode} - */ - function afterPopulate() - { - for (var i = 0, l = this.children.length; i < l; ++i) { - var child = this.children[i]; - if (child.expanded) - child.sort(); - } - this._dataGrid.recursiveSortingLeave(); - } - var instanceCount = this._instanceCount; - this._instanceCount = 0; - this._populateChildren(0, instanceCount, afterPopulate.bind(this)); - } - - this._provider().sortAndRewind(this.comparator(), afterSort.bind(this)); - }, - - __proto__: WebInspector.DataGridNode.prototype -} - - -/** - * @constructor - * @extends {WebInspector.HeapSnapshotGridNode} - * @param {!WebInspector.HeapSnapshotSortableDataGrid} tree - */ -WebInspector.HeapSnapshotGenericObjectNode = function(tree, node) -{ - this.snapshotNodeIndex = 0; - WebInspector.HeapSnapshotGridNode.call(this, tree, false); - // node is null for DataGrid root nodes. - if (!node) - return; - this._name = node.name; - this._type = node.type; - this._distance = node.distance; - this._shallowSize = node.selfSize; - this._retainedSize = node.retainedSize; - this.snapshotNodeId = node.id; - this.snapshotNodeIndex = node.nodeIndex; - if (this._type === "string") - this._reachableFromWindow = true; - else if (this._type === "object" && this._name.startsWith("Window")) { - this._name = this.shortenWindowURL(this._name, false); - this._reachableFromWindow = true; - } else if (node.canBeQueried) - this._reachableFromWindow = true; - if (node.detachedDOMTreeNode) - this.detachedDOMTreeNode = true; -}; - -WebInspector.HeapSnapshotGenericObjectNode.prototype = { - createCell: function(columnIdentifier) - { - var cell = columnIdentifier !== "object" ? this._createValueCell(columnIdentifier) : this._createObjectCell(); - if (this._searchMatched) - cell.classList.add("highlight"); - return cell; - }, - - _createObjectCell: function() - { - var cell = document.createElement("td"); - cell.className = "object-column"; - var div = document.createElement("div"); - div.className = "source-code event-properties"; - div.style.overflow = "visible"; - - var data = this.data["object"]; - if (this._prefixObjectCell) - this._prefixObjectCell(div, data); - - var valueSpan = document.createElement("span"); - valueSpan.className = "value console-formatted-" + data.valueStyle; - valueSpan.textContent = data.value; - div.appendChild(valueSpan); - - var idSpan = document.createElement("span"); - idSpan.className = "console-formatted-id"; - idSpan.textContent = " @" + data["nodeId"]; - div.appendChild(idSpan); - - if (this._postfixObjectCell) - this._postfixObjectCell(div, data); - - cell.appendChild(div); - cell.classList.add("disclosure"); - if (this.depth) - cell.style.setProperty("padding-left", (this.depth * this.dataGrid.indentWidth) + "px"); - cell.heapSnapshotNode = this; - return cell; - }, - - get data() - { - var data = this._emptyData(); - - var value = this._name; - var valueStyle = "object"; - switch (this._type) { - case "concatenated string": - case "string": - value = "\"" + value + "\""; - valueStyle = "string"; - break; - case "regexp": - value = "/" + value + "/"; - valueStyle = "string"; - break; - case "closure": - value = "function" + (value ? " " : "") + value + "()"; - valueStyle = "function"; - break; - case "number": - valueStyle = "number"; - break; - case "hidden": - valueStyle = "null"; - break; - case "array": - if (!value) - value = "[]"; - else - value += "[]"; - break; - }; - if (this._reachableFromWindow) - valueStyle += " highlight"; - if (value === "Object") - value = ""; - if (this.detachedDOMTreeNode) - valueStyle += " detached-dom-tree-node"; - data["object"] = { valueStyle: valueStyle, value: value, nodeId: this.snapshotNodeId }; - - data["distance"] = this._distance; - data["shallowSize"] = Number.withThousandsSeparator(this._shallowSize); - data["retainedSize"] = Number.withThousandsSeparator(this._retainedSize); - data["shallowSize-percent"] = this._toPercentString(this._shallowSizePercent); - data["retainedSize-percent"] = this._toPercentString(this._retainedSizePercent); - - return this._enhanceData ? this._enhanceData(data) : data; - }, - - queryObjectContent: function(callback, objectGroupName) - { - /** - * @param {?Protocol.Error} error - * @param {!RuntimeAgent.RemoteObject} object - */ - function formatResult(error, object) - { - if (!error && object.type) - callback(WebInspector.RemoteObject.fromPayload(object), !!error); - else - callback(WebInspector.RemoteObject.fromPrimitiveValue(WebInspector.UIString("Preview is not available"))); - } - - if (this._type === "string") - callback(WebInspector.RemoteObject.fromPrimitiveValue(this._name)); - else - HeapProfilerAgent.getObjectByHeapObjectId(String(this.snapshotNodeId), objectGroupName, formatResult); - }, - - get _retainedSizePercent() - { - return this._retainedSize / this.dataGrid.snapshot.totalSize * 100.0; - }, - - get _shallowSizePercent() - { - return this._shallowSize / this.dataGrid.snapshot.totalSize * 100.0; - }, - - updateHasChildren: function() - { - /** - * @this {WebInspector.HeapSnapshotGenericObjectNode} - */ - function isEmptyCallback(isEmpty) - { - this.hasChildren = !isEmpty; - } - this._provider().isEmpty(isEmptyCallback.bind(this)); - }, - - shortenWindowURL: function(fullName, hasObjectId) - { - var startPos = fullName.indexOf("/"); - var endPos = hasObjectId ? fullName.indexOf("@") : fullName.length; - if (startPos !== -1 && endPos !== -1) { - var fullURL = fullName.substring(startPos + 1, endPos).trimLeft(); - 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; - }, - - __proto__: WebInspector.HeapSnapshotGridNode.prototype -} - -/** - * @constructor - * @extends {WebInspector.HeapSnapshotGenericObjectNode} - * @param {!WebInspector.HeapSnapshotSortableDataGrid} tree - * @param {boolean} isFromBaseSnapshot - */ -WebInspector.HeapSnapshotObjectNode = function(tree, isFromBaseSnapshot, edge, parentGridNode) -{ - WebInspector.HeapSnapshotGenericObjectNode.call(this, tree, edge.node); - this._referenceName = edge.name; - this._referenceType = edge.type; - this._distance = edge.distance; - this.showRetainingEdges = tree.showRetainingEdges; - this._isFromBaseSnapshot = isFromBaseSnapshot; - - this._parentGridNode = parentGridNode; - this._cycledWithAncestorGridNode = this._findAncestorWithSameSnapshotNodeId(); - if (!this._cycledWithAncestorGridNode) - this.updateHasChildren(); -} - -WebInspector.HeapSnapshotObjectNode.prototype = { - /** - * @return {!WebInspector.HeapSnapshotProviderProxy} - */ - createProvider: function() - { - var tree = this._dataGrid; - var showHiddenData = WebInspector.settings.showAdvancedHeapSnapshotProperties.get(); - var snapshot = this._isFromBaseSnapshot ? tree.baseSnapshot : tree.snapshot; - if (this.showRetainingEdges) - return snapshot.createRetainingEdgesProvider(this.snapshotNodeIndex, showHiddenData); - else - return snapshot.createEdgesProvider(this.snapshotNodeIndex, showHiddenData); - }, - - _findAncestorWithSameSnapshotNodeId: function() - { - var ancestor = this._parentGridNode; - while (ancestor) { - if (ancestor.snapshotNodeId === this.snapshotNodeId) - return ancestor; - ancestor = ancestor._parentGridNode; - } - return null; - }, - - _createChildNode: function(item) - { - return new WebInspector.HeapSnapshotObjectNode(this._dataGrid, this._isFromBaseSnapshot, item, this); - }, - - _childHashForEntity: function(edge) - { - var prefix = this.showRetainingEdges ? edge.node.id + "#" : ""; - return prefix + edge.type + "#" + edge.name; - }, - - _childHashForNode: function(childNode) - { - var prefix = this.showRetainingEdges ? childNode.snapshotNodeId + "#" : ""; - return prefix + childNode._referenceType + "#" + childNode._referenceName; - }, - - comparator: function() - { - var sortAscending = this._dataGrid.isSortOrderAscending(); - var sortColumnIdentifier = this._dataGrid.sortColumnIdentifier(); - var sortFields = { - object: ["!edgeName", sortAscending, "retainedSize", false], - count: ["!edgeName", true, "retainedSize", false], - shallowSize: ["selfSize", sortAscending, "!edgeName", true], - retainedSize: ["retainedSize", sortAscending, "!edgeName", true], - distance: ["distance", sortAscending, "_name", true] - }[sortColumnIdentifier] || ["!edgeName", true, "retainedSize", false]; - return WebInspector.HeapSnapshotFilteredOrderedIterator.prototype.createComparator(sortFields); - }, - - _emptyData: function() - { - return { count: "", addedCount: "", removedCount: "", countDelta: "", addedSize: "", removedSize: "", sizeDelta: "" }; - }, - - _enhanceData: function(data) - { - var name = this._referenceName; - if (name === "") name = "(empty)"; - var nameClass = "name"; - switch (this._referenceType) { - case "context": - nameClass = "console-formatted-number"; - break; - case "internal": - case "hidden": - nameClass = "console-formatted-null"; - break; - case "element": - name = "[" + name + "]"; - break; - } - data["object"].nameClass = nameClass; - data["object"].name = name; - data["distance"] = this._distance; - return data; - }, - - _prefixObjectCell: function(div, data) - { - if (this._cycledWithAncestorGridNode) - div.className += " cycled-ancessor-node"; - - var nameSpan = document.createElement("span"); - nameSpan.className = data.nameClass; - nameSpan.textContent = data.name; - div.appendChild(nameSpan); - - var separatorSpan = document.createElement("span"); - separatorSpan.className = "grayed"; - separatorSpan.textContent = this.showRetainingEdges ? " in " : " :: "; - div.appendChild(separatorSpan); - }, - - __proto__: WebInspector.HeapSnapshotGenericObjectNode.prototype -} - -/** - * @constructor - * @extends {WebInspector.HeapSnapshotGenericObjectNode} - */ -WebInspector.HeapSnapshotInstanceNode = function(tree, baseSnapshot, snapshot, node) -{ - WebInspector.HeapSnapshotGenericObjectNode.call(this, tree, node); - this._baseSnapshotOrSnapshot = baseSnapshot || snapshot; - this._isDeletedNode = !!baseSnapshot; - this.updateHasChildren(); -}; - -WebInspector.HeapSnapshotInstanceNode.prototype = { - createProvider: function() - { - var showHiddenData = WebInspector.settings.showAdvancedHeapSnapshotProperties.get(); - return this._baseSnapshotOrSnapshot.createEdgesProvider( - this.snapshotNodeIndex, - showHiddenData); - }, - - _createChildNode: function(item) - { - return new WebInspector.HeapSnapshotObjectNode(this._dataGrid, this._isDeletedNode, item, null); - }, - - _childHashForEntity: function(edge) - { - return edge.type + "#" + edge.name; - }, - - _childHashForNode: function(childNode) - { - return childNode._referenceType + "#" + childNode._referenceName; - }, - - comparator: function() - { - var sortAscending = this._dataGrid.isSortOrderAscending(); - var sortColumnIdentifier = this._dataGrid.sortColumnIdentifier(); - var sortFields = { - object: ["!edgeName", sortAscending, "retainedSize", false], - distance: ["distance", sortAscending, "retainedSize", false], - count: ["!edgeName", true, "retainedSize", false], - addedSize: ["selfSize", sortAscending, "!edgeName", true], - removedSize: ["selfSize", sortAscending, "!edgeName", true], - shallowSize: ["selfSize", sortAscending, "!edgeName", true], - retainedSize: ["retainedSize", sortAscending, "!edgeName", true] - }[sortColumnIdentifier] || ["!edgeName", true, "retainedSize", false]; - return WebInspector.HeapSnapshotFilteredOrderedIterator.prototype.createComparator(sortFields); - }, - - _emptyData: function() - { - return {count: "", countDelta: "", sizeDelta: ""}; - }, - - _enhanceData: function(data) - { - if (this._isDeletedNode) { - data["addedCount"] = ""; - data["addedSize"] = ""; - data["removedCount"] = "\u2022"; - data["removedSize"] = Number.withThousandsSeparator(this._shallowSize); - } else { - data["addedCount"] = "\u2022"; - data["addedSize"] = Number.withThousandsSeparator(this._shallowSize); - data["removedCount"] = ""; - data["removedSize"] = ""; - } - return data; - }, - - get isDeletedNode() - { - return this._isDeletedNode; - }, - - __proto__: WebInspector.HeapSnapshotGenericObjectNode.prototype -} - -/** - * @constructor - * @extends {WebInspector.HeapSnapshotGridNode} - */ -WebInspector.HeapSnapshotConstructorNode = function(tree, className, aggregate, aggregatesKey) -{ - WebInspector.HeapSnapshotGridNode.call(this, tree, aggregate.count > 0); - this._name = className; - this._aggregatesKey = aggregatesKey; - this._distance = aggregate.distance; - this._count = aggregate.count; - this._shallowSize = aggregate.self; - this._retainedSize = aggregate.maxRet; -} - -WebInspector.HeapSnapshotConstructorNode.prototype = { - /** - * @override - * @return {!WebInspector.HeapSnapshotProviderProxy} - */ - createProvider: function() - { - return this._dataGrid.snapshot.createNodesProviderForClass(this._name, this._aggregatesKey) - }, - - /** - * @param {number} snapshotObjectId - * @param {function(boolean)} callback - */ - revealNodeBySnapshotObjectId: function(snapshotObjectId, callback) - { - /** - * @this {WebInspector.HeapSnapshotConstructorNode} - */ - function didExpand() - { - this._provider().nodePosition(snapshotObjectId, didGetNodePosition.bind(this)); - } - - /** - * @this {WebInspector.HeapSnapshotConstructorNode} - */ - function didGetNodePosition(nodePosition) - { - if (nodePosition === -1) { - this.collapse(); - callback(false); - } else { - this._populateChildren(nodePosition, null, didPopulateChildren.bind(this, nodePosition)); - } - } - - /** - * @this {WebInspector.HeapSnapshotConstructorNode} - */ - function didPopulateChildren(nodePosition) - { - var indexOfFirsChildInRange = 0; - for (var i = 0; i < this._retrievedChildrenRanges.length; i++) { - var range = this._retrievedChildrenRanges[i]; - if (range.from <= nodePosition && nodePosition < range.to) { - var childIndex = indexOfFirsChildInRange + nodePosition - range.from; - var instanceNode = this.children[childIndex]; - this._dataGrid.highlightNode(/** @type {!WebInspector.HeapSnapshotGridNode} */ (instanceNode)); - callback(true); - return; - } - indexOfFirsChildInRange += range.to - range.from + 1; - } - callback(false); - } - - this.expandWithoutPopulate(didExpand.bind(this)); - }, - - createCell: function(columnIdentifier) - { - var cell = columnIdentifier !== "object" ? this._createValueCell(columnIdentifier) : WebInspector.HeapSnapshotGridNode.prototype.createCell.call(this, columnIdentifier); - if (this._searchMatched) - cell.classList.add("highlight"); - return cell; - }, - - _createChildNode: function(item) - { - return new WebInspector.HeapSnapshotInstanceNode(this._dataGrid, null, this._dataGrid.snapshot, item); - }, - - comparator: function() - { - var sortAscending = this._dataGrid.isSortOrderAscending(); - var sortColumnIdentifier = this._dataGrid.sortColumnIdentifier(); - var sortFields = { - object: ["id", sortAscending, "retainedSize", false], - distance: ["distance", sortAscending, "retainedSize", false], - count: ["id", true, "retainedSize", false], - shallowSize: ["selfSize", sortAscending, "id", true], - retainedSize: ["retainedSize", sortAscending, "id", true] - }[sortColumnIdentifier]; - return WebInspector.HeapSnapshotFilteredOrderedIterator.prototype.createComparator(sortFields); - }, - - _childHashForEntity: function(node) - { - return node.id; - }, - - _childHashForNode: function(childNode) - { - return childNode.snapshotNodeId; - }, - - get data() - { - var data = { object: this._name }; - data["count"] = Number.withThousandsSeparator(this._count); - data["distance"] = this._distance; - data["shallowSize"] = Number.withThousandsSeparator(this._shallowSize); - data["retainedSize"] = Number.withThousandsSeparator(this._retainedSize); - data["count-percent"] = this._toPercentString(this._countPercent); - data["shallowSize-percent"] = this._toPercentString(this._shallowSizePercent); - data["retainedSize-percent"] = this._toPercentString(this._retainedSizePercent); - return data; - }, - - get _countPercent() - { - return this._count / this.dataGrid.snapshot.nodeCount * 100.0; - }, - - get _retainedSizePercent() - { - return this._retainedSize / this.dataGrid.snapshot.totalSize * 100.0; - }, - - get _shallowSizePercent() - { - return this._shallowSize / this.dataGrid.snapshot.totalSize * 100.0; - }, - - __proto__: WebInspector.HeapSnapshotGridNode.prototype -} - - -/** - * @constructor - * @extends {WebInspector.HeapSnapshotProviderProxy} - * @param {!WebInspector.HeapSnapshotProviderProxy} addedNodesProvider - * @param {!WebInspector.HeapSnapshotProviderProxy} deletedNodesProvider - */ -WebInspector.HeapSnapshotDiffNodesProvider = function(addedNodesProvider, deletedNodesProvider, addedCount, removedCount) -{ - this._addedNodesProvider = addedNodesProvider; - this._deletedNodesProvider = deletedNodesProvider; - this._addedCount = addedCount; - this._removedCount = removedCount; -} - -WebInspector.HeapSnapshotDiffNodesProvider.prototype = { - dispose: function() - { - this._addedNodesProvider.dispose(); - this._deletedNodesProvider.dispose(); - }, - - isEmpty: function(callback) - { - callback(false); - }, - - serializeItemsRange: function(beginPosition, endPosition, callback) - { - /** - * @this {WebInspector.HeapSnapshotDiffNodesProvider} - */ - function didReceiveAllItems(items) - { - items.totalLength = this._addedCount + this._removedCount; - callback(items); - } - - /** - * @this {WebInspector.HeapSnapshotDiffNodesProvider} - */ - function didReceiveDeletedItems(addedItems, items) - { - if (!addedItems.length) - addedItems.startPosition = this._addedCount + items.startPosition; - for (var i = 0; i < items.length; i++) { - items[i].isAddedNotRemoved = false; - addedItems.push(items[i]); - } - addedItems.endPosition = this._addedCount + items.endPosition; - didReceiveAllItems.call(this, addedItems); - } - - /** - * @this {WebInspector.HeapSnapshotDiffNodesProvider} - */ - function didReceiveAddedItems(items) - { - for (var i = 0; i < items.length; i++) - items[i].isAddedNotRemoved = true; - if (items.endPosition < endPosition) - return this._deletedNodesProvider.serializeItemsRange(0, endPosition - items.endPosition, didReceiveDeletedItems.bind(this, items)); - - items.totalLength = this._addedCount + this._removedCount; - didReceiveAllItems.call(this, items); - } - - if (beginPosition < this._addedCount) - this._addedNodesProvider.serializeItemsRange(beginPosition, endPosition, didReceiveAddedItems.bind(this)); - else - this._deletedNodesProvider.serializeItemsRange(beginPosition - this._addedCount, endPosition - this._addedCount, didReceiveDeletedItems.bind(this, [])); - }, - - sortAndRewind: function(comparator, callback) - { - /** - * @this {WebInspector.HeapSnapshotDiffNodesProvider} - */ - function afterSort() - { - this._deletedNodesProvider.sortAndRewind(comparator, callback); - } - this._addedNodesProvider.sortAndRewind(comparator, afterSort.bind(this)); - } -}; - -/** - * @constructor - * @extends {WebInspector.HeapSnapshotGridNode} - */ -WebInspector.HeapSnapshotDiffNode = function(tree, className, diffForClass) -{ - WebInspector.HeapSnapshotGridNode.call(this, tree, true); - this._name = className; - - this._addedCount = diffForClass.addedCount; - this._removedCount = diffForClass.removedCount; - this._countDelta = diffForClass.countDelta; - this._addedSize = diffForClass.addedSize; - this._removedSize = diffForClass.removedSize; - this._sizeDelta = diffForClass.sizeDelta; - this._deletedIndexes = diffForClass.deletedIndexes; -} - -WebInspector.HeapSnapshotDiffNode.prototype = { - /** - * @override - * @return {!WebInspector.HeapSnapshotDiffNodesProvider} - */ - createProvider: function() - { - var tree = this._dataGrid; - return new WebInspector.HeapSnapshotDiffNodesProvider( - tree.snapshot.createAddedNodesProvider(tree.baseSnapshot.uid, this._name), - tree.baseSnapshot.createDeletedNodesProvider(this._deletedIndexes), - this._addedCount, - this._removedCount); - }, - - _createChildNode: function(item) - { - if (item.isAddedNotRemoved) - return new WebInspector.HeapSnapshotInstanceNode(this._dataGrid, null, this._dataGrid.snapshot, item); - else - return new WebInspector.HeapSnapshotInstanceNode(this._dataGrid, this._dataGrid.baseSnapshot, null, item); - }, - - _childHashForEntity: function(node) - { - return node.id; - }, - - _childHashForNode: function(childNode) - { - return childNode.snapshotNodeId; - }, - - comparator: function() - { - var sortAscending = this._dataGrid.isSortOrderAscending(); - var sortColumnIdentifier = this._dataGrid.sortColumnIdentifier(); - var sortFields = { - object: ["id", sortAscending, "selfSize", false], - addedCount: ["selfSize", sortAscending, "id", true], - removedCount: ["selfSize", sortAscending, "id", true], - countDelta: ["selfSize", sortAscending, "id", true], - addedSize: ["selfSize", sortAscending, "id", true], - removedSize: ["selfSize", sortAscending, "id", true], - sizeDelta: ["selfSize", sortAscending, "id", true] - }[sortColumnIdentifier]; - return WebInspector.HeapSnapshotFilteredOrderedIterator.prototype.createComparator(sortFields); - }, - - _signForDelta: function(delta) - { - if (delta === 0) - return ""; - if (delta > 0) - return "+"; - else - return "\u2212"; // Math minus sign, same width as plus. - }, - - get data() - { - var data = {object: this._name}; - - data["addedCount"] = Number.withThousandsSeparator(this._addedCount); - data["removedCount"] = Number.withThousandsSeparator(this._removedCount); - data["countDelta"] = this._signForDelta(this._countDelta) + Number.withThousandsSeparator(Math.abs(this._countDelta)); - data["addedSize"] = Number.withThousandsSeparator(this._addedSize); - data["removedSize"] = Number.withThousandsSeparator(this._removedSize); - data["sizeDelta"] = this._signForDelta(this._sizeDelta) + Number.withThousandsSeparator(Math.abs(this._sizeDelta)); - - return data; - }, - - __proto__: WebInspector.HeapSnapshotGridNode.prototype -} - - -/** - * @constructor - * @extends {WebInspector.HeapSnapshotGenericObjectNode} - */ -WebInspector.HeapSnapshotDominatorObjectNode = function(tree, node) -{ - WebInspector.HeapSnapshotGenericObjectNode.call(this, tree, node); - this.updateHasChildren(); -}; - -WebInspector.HeapSnapshotDominatorObjectNode.prototype = { - /** - * @override - * @return {!WebInspector.HeapSnapshotProviderProxy} - */ - createProvider: function() - { - return this._dataGrid.snapshot.createNodesProviderForDominator(this.snapshotNodeIndex); - }, - - /** - * @param {number} snapshotObjectId - * @param {function(?WebInspector.HeapSnapshotDominatorObjectNode)} callback - */ - retrieveChildBySnapshotObjectId: function(snapshotObjectId, callback) - { - /** - * @this {WebInspector.HeapSnapshotDominatorObjectNode} - */ - function didExpand() - { - this._provider().nodePosition(snapshotObjectId, didGetNodePosition.bind(this)); - } - - /** - * @this {WebInspector.HeapSnapshotDominatorObjectNode} - */ - function didGetNodePosition(nodePosition) - { - if (nodePosition === -1) { - this.collapse(); - callback(null); - } else - this._populateChildren(nodePosition, null, didPopulateChildren.bind(this, nodePosition)); - } - - /** - * @this {WebInspector.HeapSnapshotDominatorObjectNode} - */ - function didPopulateChildren(nodePosition) - { - var child = this.childForPosition(nodePosition); - callback(child); - } - - // Make sure hasChildren flag is updated before expanding this node as updateHasChildren response - // may not have been received yet. - this.hasChildren = true; - this.expandWithoutPopulate(didExpand.bind(this)); - }, - - _createChildNode: function(item) - { - return new WebInspector.HeapSnapshotDominatorObjectNode(this._dataGrid, item); - }, - - _childHashForEntity: function(node) - { - return node.id; - }, - - _childHashForNode: function(childNode) - { - return childNode.snapshotNodeId; - }, - - comparator: function() - { - var sortAscending = this._dataGrid.isSortOrderAscending(); - var sortColumnIdentifier = this._dataGrid.sortColumnIdentifier(); - var sortFields = { - object: ["id", sortAscending, "retainedSize", false], - shallowSize: ["selfSize", sortAscending, "id", true], - retainedSize: ["retainedSize", sortAscending, "id", true] - }[sortColumnIdentifier]; - return WebInspector.HeapSnapshotFilteredOrderedIterator.prototype.createComparator(sortFields); - }, - - _emptyData: function() - { - return {}; - }, - - __proto__: WebInspector.HeapSnapshotGenericObjectNode.prototype -} - |