src/third_party/WebKit/Source/devtools/front_end/ui/ProgressIndicator.js

   1 /*
   2  * Copyright (C) 2012 Google Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  *     * Redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
  13  * distribution.
  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 /**
  32  * @constructor
  33  * @implements {WebInspector.Progress}
  34  * @extends {WebInspector.Object}
  35  */
  36 WebInspector.ProgressIndicator = function()
  37 {
  38     this.element = document.createElementWithClass("div", "progress-bar-container");
  39     this._labelElement = this.element.createChild("span");
  40     this._progressElement = this.element.createChild("progress");
  41     this._stopButton = new WebInspector.StatusBarButton(WebInspector.UIString("Cancel"), "progress-bar-stop-button");
  42     this._stopButton.addEventListener("click", this.cancel, this);
  43     this.element.appendChild(this._stopButton.element);
  44     this._isCanceled = false;
  45     this._worked = 0;
  46 }
  47
  48 WebInspector.ProgressIndicator.prototype = {
  49     /**
  50      * @param {!Element} parent
  51      */
  52     show: function(parent)
  53     {
  54         parent.appendChild(this.element);
  55     },
  56
  57     hide: function()
  58     {
  59         var parent = this.element.parentElement;
  60         if (parent)
  61             parent.removeChild(this.element);
  62     },
  63
  64     done: function()
  65     {
  66         if (this._isDone)
  67             return;
  68         this._isDone = true;
  69         this.hide();
  70         this.dispatchEventToListeners(WebInspector.Progress.Events.Done);
  71     },
  72
  73     cancel: function()
  74     {
  75         this._isCanceled = true;
  76         this.dispatchEventToListeners(WebInspector.Progress.Events.Canceled);
  77     },
  78
  79     /**
  80      * @return {boolean}
  81      */
  82     isCanceled: function()
  83     {
  84         return this._isCanceled;
  85     },
  86
  87     /**
  88      * @param {string} title
  89      */
  90     setTitle: function(title)
  91     {
  92         this._labelElement.textContent = title;
  93     },
  94
  95     /**
  96      * @param {number} totalWork
  97      */
  98     setTotalWork: function(totalWork)
  99     {
 100         this._progressElement.max = totalWork;
 101     },
 102
 103     /**
 104      * @param {number} worked
 105      * @param {string=} title
 106      */
 107     setWorked: function(worked, title)
 108     {
 109         this._worked = worked;
 110         this._progressElement.value = worked;
 111         if (title)
 112             this.setTitle(title);
 113     },
 114
 115     /**
 116      * @param {number=} worked
 117      */
 118     worked: function(worked)
 119     {
 120         this.setWorked(this._worked + (worked || 1));
 121     },
 122
 123     __proto__: WebInspector.Object.prototype
 124 }