1/*
2 * Copyright (C) 2008 Apple 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
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26WebInspector.ScopeChainSidebarPane = function()
27{
28    WebInspector.SidebarPane.call(this, WebInspector.UIString("Scope Variables"));
29    this._sections = [];
30    this._expandedSections = {};
31    this._expandedProperties = [];
32}
33
34WebInspector.ScopeChainSidebarPane.prototype = {
35    update: function(callFrame)
36    {
37        this.bodyElement.removeChildren();
38
39        if (!callFrame) {
40            var infoElement = document.createElement("div");
41            infoElement.className = "info";
42            infoElement.textContent = WebInspector.UIString("Not Paused");
43            this.bodyElement.appendChild(infoElement);
44            return;
45        }
46
47        for (var i = 0; i < this._sections.length; ++i) {
48            var section = this._sections[i];
49            if (!section.title)
50                continue;
51            if (section.expanded)
52                this._expandedSections[section.title] = true;
53            else
54                delete this._expandedSections[section.title];
55        }
56
57        this._sections = [];
58
59        var foundLocalScope = false;
60        var scopeChain = callFrame.scopeChain;
61        for (var i = 0; i < scopeChain.length; ++i) {
62            var scope = scopeChain[i];
63            var title = null;
64            var subtitle = scope.object.description;
65            var emptyPlaceholder = null;
66            var extraProperties = null;
67
68            switch (scope.type) {
69                case "local":
70                    foundLocalScope = true;
71                    title = WebInspector.UIString("Local");
72                    emptyPlaceholder = WebInspector.UIString("No Variables");
73                    subtitle = null;
74                    if (scope.this)
75                        extraProperties = [ new WebInspector.RemoteObjectProperty("this", WebInspector.RemoteObject.fromPayload(scope.this)) ];
76                    break;
77                case "closure":
78                    title = WebInspector.UIString("Closure");
79                    emptyPlaceholder = WebInspector.UIString("No Variables");
80                    subtitle = null;
81                    break;
82                case "catch":
83                    title = WebInspector.UIString("Catch");
84                    break;
85                case "with":
86                    title = WebInspector.UIString("With Block");
87                    break;
88                case "global":
89                    title = WebInspector.UIString("Global");
90                    break;
91            }
92
93            if (!title || title === subtitle)
94                subtitle = null;
95
96            var section = new WebInspector.ObjectPropertiesSection(WebInspector.RemoteObject.fromPayload(scope.object), title, subtitle, emptyPlaceholder, true, extraProperties, WebInspector.ScopeVariableTreeElement);
97            section.editInSelectedCallFrameWhenPaused = true;
98            section.pane = this;
99
100            if (!foundLocalScope || scope.type === "local" || title in this._expandedSections)
101                section.expanded = true;
102
103            this._sections.push(section);
104            this.bodyElement.appendChild(section.element);
105        }
106    }
107}
108
109WebInspector.ScopeChainSidebarPane.prototype.__proto__ = WebInspector.SidebarPane.prototype;
110
111WebInspector.ScopeVariableTreeElement = function(property)
112{
113    WebInspector.ObjectPropertyTreeElement.call(this, property);
114}
115
116WebInspector.ScopeVariableTreeElement.prototype = {
117    onattach: function()
118    {
119        WebInspector.ObjectPropertyTreeElement.prototype.onattach.call(this);
120        if (this.hasChildren && this.propertyIdentifier in this.treeOutline.section.pane._expandedProperties)
121            this.expand();
122    },
123
124    onexpand: function()
125    {
126        this.treeOutline.section.pane._expandedProperties[this.propertyIdentifier] = true;
127    },
128
129    oncollapse: function()
130    {
131        delete this.treeOutline.section.pane._expandedProperties[this.propertyIdentifier];
132    },
133
134    get propertyIdentifier()
135    {
136        if ("_propertyIdentifier" in this)
137            return this._propertyIdentifier;
138        var section = this.treeOutline.section;
139        this._propertyIdentifier = section.title + ":" + (section.subtitle ? section.subtitle + ":" : "") + this.propertyPath;
140        return this._propertyIdentifier;
141    },
142
143    get propertyPath()
144    {
145        if ("_propertyPath" in this)
146            return this._propertyPath;
147
148        var current = this;
149        var result;
150
151        do {
152            if (result)
153                result = current.property.name + "." + result;
154            else
155                result = current.property.name;
156            current = current.parent;
157        } while (current && !current.root);
158
159        this._propertyPath = result;
160        return result;
161    }
162}
163
164WebInspector.ScopeVariableTreeElement.prototype.__proto__ = WebInspector.ObjectPropertyTreeElement.prototype;
165