2011-07-04 Vsevolod Vlasov <vsevik@chromium.org>
[WebKit-https.git] / Source / WebCore / inspector / front-end / ResourcePreviewView.js
1 /*
2  * Copyright (C) 2011 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 WebInspector.ResourcePreviewView = function(resource, responseView)
32 {
33     WebInspector.ResourceContentView.call(this, resource);
34     this._responseView = responseView;
35 }
36
37 WebInspector.ResourcePreviewView.prototype = {
38     contentLoaded: function()
39     {
40         if (!this.resource.content) {
41             if (!this._emptyView) {
42                 this._emptyView = this._createEmptyView();
43                 this._emptyView.show(this.element);
44             }
45         } else {
46             if (this._emptyView) {
47                 this._emptyView.detach();
48                 delete this._emptyView;
49             }
50             if (!this._previewView)
51                 this._previewView = this._createPreviewView();
52             this._previewView.show(this.element);
53         }
54     },
55
56     _createEmptyView: function()
57     {
58         return new WebInspector.EmptyView(WebInspector.UIString("This request has no preview available."));
59     },
60     
61     _createPreviewView: function()
62     {
63         if (this.resource.hasErrorStatusCode() && this.resource.content)
64             return new WebInspector.ResourceHTMLView(this.resource);
65
66         if (this.resource.category === WebInspector.resourceCategories.xhr && this.resource.content) {
67             var parsedJSON = WebInspector.ResourceJSONView.parseJSON(this.resource.content);
68             if (parsedJSON)
69                 return new WebInspector.ResourceJSONView(this.resource, parsedJSON);
70         }
71
72         if (this._responseView.sourceView)
73             return this._responseView.sourceView;
74         
75         if (this.resource.category === WebInspector.resourceCategories.other)
76             return this._createEmptyView();
77
78         return WebInspector.ResourceView.nonSourceViewForResource(this.resource);
79     }
80 }
81
82 WebInspector.ResourcePreviewView.prototype.__proto__ = WebInspector.ResourceContentView.prototype;