third_party/WebKit/Source/devtools/front_end/resources/DirectoryContentView.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  * @extends {WebInspector.SortableDataGrid}
  34  */
  35 WebInspector.DirectoryContentView = function()
  36 {
  37     const indexes = WebInspector.DirectoryContentView.columnIndexes;
  38     var columns = [
  39         {id: indexes.Name, title: WebInspector.UIString("Name"), sortable: true, sort: WebInspector.DataGrid.Order.Ascending, width: "20%"},
  40         {id: indexes.URL, title: WebInspector.UIString("URL"), sortable: true, width: "20%"},
  41         {id: indexes.Type, title: WebInspector.UIString("Type"), sortable: true, width: "15%"},
  42         {id: indexes.Size, title: WebInspector.UIString("Size"), sortable: true, width: "10%"},
  43         {id: indexes.ModificationTime, title: WebInspector.UIString("Modification Time"), sortable: true, width: "25%"}
  44     ];
  45
  46     WebInspector.SortableDataGrid.call(this, columns);
  47     this.addEventListener(WebInspector.DataGrid.Events.SortingChanged, this._sort, this);
  48 }
  49
  50 WebInspector.DirectoryContentView.columnIndexes = {
  51     Name: "0",
  52     URL: "1",
  53     Type: "2",
  54     Size: "3",
  55     ModificationTime: "4"
  56 }
  57
  58 WebInspector.DirectoryContentView.prototype = {
  59     /**
  60      * @param {!Array.<!WebInspector.FileSystemModel.Directory>} entries
  61      */
  62     showEntries: function(entries)
  63     {
  64         const indexes = WebInspector.DirectoryContentView.columnIndexes;
  65         this.rootNode().removeChildren();
  66         for (var i = 0; i < entries.length; ++i)
  67             this.rootNode().appendChild(new WebInspector.DirectoryContentView.Node(entries[i]));
  68     },
  69
  70     _sort: function()
  71     {
  72         var column = this.sortColumnIdentifier();
  73         if (!column)
  74             return;
  75         this.sortNodes(WebInspector.DirectoryContentView.Node.comparator(column), !this.isSortOrderAscending());
  76     },
  77
  78     __proto__: WebInspector.SortableDataGrid.prototype
  79 }
  80
  81 /**
  82  * @constructor
  83  * @extends {WebInspector.SortableDataGridNode}
  84  * @param {!WebInspector.FileSystemModel.Entry} entry
  85  */
  86 WebInspector.DirectoryContentView.Node = function(entry)
  87 {
  88     const indexes = WebInspector.DirectoryContentView.columnIndexes;
  89     var data = {};
  90     data[indexes.Name] = entry.name;
  91     data[indexes.URL] = entry.url;
  92     data[indexes.Type] = entry.isDirectory ? WebInspector.UIString("Directory") : entry.mimeType;
  93     data[indexes.Size] = "";
  94     data[indexes.ModificationTime] = "";
  95
  96     WebInspector.SortableDataGridNode.call(this, data);
  97     this._entry = entry;
  98     this._metadata = null;
  99
 100     this._entry.requestMetadata(this._metadataReceived.bind(this));
 101 }
 102
 103 /**
 104  * @param {string} column
 105  * @return {function(!WebInspector.DataGridNode, !WebInspector.DataGridNode):number}
 106  */
 107 WebInspector.DirectoryContentView.Node.comparator = function(column)
 108 {
 109     const indexes = WebInspector.DirectoryContentView.columnIndexes;
 110
 111     switch (column) {
 112     case indexes.Name:
 113     case indexes.URL:
 114         return function(x, y)
 115         {
 116             return isDirectoryCompare(x, y) || nameCompare(x, y);
 117         };
 118     case indexes.Type:
 119         return function(x, y)
 120         {
 121             return isDirectoryCompare(x ,y) || typeCompare(x, y) || nameCompare(x, y);
 122         };
 123     case indexes.Size:
 124         return function(x, y)
 125         {
 126             return isDirectoryCompare(x, y) || sizeCompare(x, y) || nameCompare(x, y);
 127         };
 128     case indexes.ModificationTime:
 129         return function(x, y)
 130         {
 131             return isDirectoryCompare(x, y) || modificationTimeCompare(x, y) || nameCompare(x, y);
 132         };
 133     default:
 134         return WebInspector.SortableDataGrid.TrivialComparator;
 135     }
 136
 137     function isDirectoryCompare(x, y)
 138     {
 139         if (x._entry.isDirectory != y._entry.isDirectory)
 140             return y._entry.isDirectory ? 1 : -1;
 141         return 0;
 142     }
 143
 144     function nameCompare(x, y)
 145     {
 146         return x._entry.name.compareTo(y._entry.name);
 147     }
 148
 149     function typeCompare(x, y)
 150     {
 151         return (x._entry.mimeType || "").compareTo(y._entry.mimeType || "");
 152     }
 153
 154     function sizeCompare(x, y)
 155     {
 156         return ((x._metadata ? x._metadata.size : 0) - (y._metadata ? y._metadata.size : 0));
 157     }
 158
 159     function modificationTimeCompare(x, y)
 160     {
 161         return ((x._metadata ? x._metadata.modificationTime : 0) - (y._metadata ? y._metadata.modificationTime : 0));
 162     }
 163 }
 164
 165 WebInspector.DirectoryContentView.Node.prototype = {
 166     /**
 167      * @param {number} errorCode
 168      * @param {!FileSystemAgent.Metadata} metadata
 169      */
 170     _metadataReceived: function(errorCode, metadata)
 171     {
 172         const indexes = WebInspector.DirectoryContentView.columnIndexes;
 173         if (errorCode !== 0)
 174             return;
 175
 176         this._metadata = metadata;
 177         var data = this.data;
 178         if (this._entry.isDirectory)
 179             data[indexes.Size] = WebInspector.UIString("-");
 180         else
 181             data[indexes.Size] = Number.bytesToString(metadata.size);
 182         data[indexes.ModificationTime] = new Date(metadata.modificationTime).toISOString();
 183         this.data = data;
 184     },
 185
 186     __proto__: WebInspector.SortableDataGridNode.prototype
 187 }