| /* |
| * Copyright (C) 2012 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. |
| */ |
| |
| /** |
| * @interface |
| * @extends {WebInspector.EventTarget} |
| */ |
| WebInspector.Progress = function() |
| { |
| } |
| |
| WebInspector.Progress.Events = { |
| Canceled: "Canceled" |
| } |
| |
| WebInspector.Progress.prototype = { |
| /** |
| * @param {number} totalWork |
| */ |
| setTotalWork: function(totalWork) { }, |
| |
| /** |
| * @param {string} title |
| */ |
| setTitle: function(title) { }, |
| |
| /** |
| * @param {number} worked |
| * @param {string=} title |
| */ |
| setWorked: function(worked, title) { }, |
| |
| /** |
| * @param {number=} worked |
| */ |
| worked: function(worked) { }, |
| |
| done: function() { }, |
| |
| /** |
| * @return {boolean} |
| */ |
| isCanceled: function() { return false; }, |
| |
| /** |
| * @param {string} eventType |
| * @param {function(!WebInspector.Event)} listener |
| * @param {!Object=} thisObject |
| */ |
| addEventListener: function(eventType, listener, thisObject) { } |
| } |
| |
| /** |
| * @constructor |
| * @param {!WebInspector.Progress} parent |
| * @extends {WebInspector.Object} |
| */ |
| WebInspector.CompositeProgress = function(parent) |
| { |
| this._parent = parent; |
| this._children = []; |
| this._childrenDone = 0; |
| this._parent.setTotalWork(1); |
| this._parent.setWorked(0); |
| parent.addEventListener(WebInspector.Progress.Events.Canceled, this._parentCanceled.bind(this)); |
| } |
| |
| WebInspector.CompositeProgress.prototype = { |
| _childDone: function() |
| { |
| if (++this._childrenDone === this._children.length) |
| this._parent.done(); |
| }, |
| |
| _parentCanceled: function() |
| { |
| this.dispatchEventToListeners(WebInspector.Progress.Events.Canceled); |
| for (var i = 0; i < this._children.length; ++i) { |
| this._children[i].dispatchEventToListeners(WebInspector.Progress.Events.Canceled); |
| } |
| }, |
| |
| /** |
| * @param {number=} weight |
| */ |
| createSubProgress: function(weight) |
| { |
| var child = new WebInspector.SubProgress(this, weight); |
| this._children.push(child); |
| return child; |
| }, |
| |
| _update: function() |
| { |
| var totalWeights = 0; |
| var done = 0; |
| |
| for (var i = 0; i < this._children.length; ++i) { |
| var child = this._children[i]; |
| if (child._totalWork) |
| done += child._weight * child._worked / child._totalWork; |
| totalWeights += child._weight; |
| } |
| this._parent.setWorked(done / totalWeights); |
| }, |
| |
| __proto__: WebInspector.Object.prototype |
| } |
| |
| /** |
| * @constructor |
| * @implements {WebInspector.Progress} |
| * @extends {WebInspector.Object} |
| * @param {!WebInspector.CompositeProgress} composite |
| * @param {number=} weight |
| */ |
| WebInspector.SubProgress = function(composite, weight) |
| { |
| this._composite = composite; |
| this._weight = weight || 1; |
| this._worked = 0; |
| } |
| |
| WebInspector.SubProgress.prototype = { |
| /** |
| * @return {boolean} |
| */ |
| isCanceled: function() |
| { |
| return this._composite._parent.isCanceled(); |
| }, |
| |
| /** |
| * @param {string} title |
| */ |
| setTitle: function(title) |
| { |
| this._composite._parent.setTitle(title); |
| }, |
| |
| done: function() |
| { |
| this.setWorked(this._totalWork); |
| this._composite._childDone(); |
| }, |
| |
| /** |
| * @param {number} totalWork |
| */ |
| setTotalWork: function(totalWork) |
| { |
| this._totalWork = totalWork; |
| this._composite._update(); |
| }, |
| |
| /** |
| * @param {number} worked |
| * @param {string=} title |
| */ |
| setWorked: function(worked, title) |
| { |
| this._worked = worked; |
| if (typeof title !== "undefined") |
| this.setTitle(title); |
| this._composite._update(); |
| }, |
| |
| /** |
| * @param {number=} worked |
| */ |
| worked: function(worked) |
| { |
| this.setWorked(this._worked + (worked || 1)); |
| }, |
| |
| __proto__: WebInspector.Object.prototype |
| } |