Initial import of the Chrome Frame codebase. Integration in chrome.gyp coming...

chrome_frame/tools/test/reference_build/chrome/resources/inspector/WatchExpressionsSidebarPane.js

+/*
+ * Copyright (C) IBM Corp. 2009  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 IBM Corp. 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.
+ */
+
+WebInspector.WatchExpressionsSidebarPane = function()
+{
+    WebInspector.SidebarPane.call(this, WebInspector.UIString("Watch Expressions"));
+
+    this.section = new WebInspector.WatchExpressionsSection();
+
+    this.bodyElement.appendChild(this.section.element);
+
+    var addElement = document.createElement("button");
+    addElement.setAttribute("type", "button");
+    addElement.textContent = WebInspector.UIString("Add");
+    addElement.addEventListener("click", this.section.addExpression.bind(this.section), false);
+
+    var refreshElement = document.createElement("button");
+    refreshElement.setAttribute("type", "button");
+    refreshElement.textContent = WebInspector.UIString("Refresh");
+    refreshElement.addEventListener("click", this.section.update.bind(this.section), false);
+
+    var centerElement = document.createElement("div");
+    centerElement.addStyleClass("watch-expressions-buttons-container");
+    centerElement.appendChild(addElement);
+    centerElement.appendChild(refreshElement);
+    this.bodyElement.appendChild(centerElement);
+
+    this.expanded = this.section.loadSavedExpressions().length > 0;
+    this.onexpand = this.refreshExpressions.bind(this);
+}
+
+WebInspector.WatchExpressionsSidebarPane.prototype = {
+    refreshExpressions: function()
+    {
+        this.section.update();
+    }
+}
+
+WebInspector.WatchExpressionsSidebarPane.prototype.__proto__ = WebInspector.SidebarPane.prototype;
+
+WebInspector.WatchExpressionsSection = function()
+{
+    WebInspector.ObjectPropertiesSection.call(this);
+
+    this.watchExpressions = this.loadSavedExpressions();
+
+    this.headerElement.className = "hidden";
+    this.editable = true;
+    this.expanded = true;
+    this.propertiesElement.addStyleClass("watch-expressions");
+}
+
+WebInspector.WatchExpressionsSection.NewWatchExpression = "\xA0";
+
+WebInspector.WatchExpressionsSection.prototype = {
+    update: function()
+    {
+        function appendResult(expression, watchIndex, result, exception)
+        {
+            // The null check catches some other cases, like null itself, and NaN
+            if ((typeof result !== "object") || (result == null))
+                result = new WebInspector.ObjectProxy(null, [], 0, String(result), false);
+
+            var property = new WebInspector.ObjectPropertyProxy(expression, result);
+            property.watchIndex = watchIndex;
+
+            // For newly added, empty expressions, set description to "",
+            // since otherwise you get DOMWindow
+            if (property.name === WebInspector.WatchExpressionsSection.NewWatchExpression) 
+                property.value.description = "";
+            
+            // To clarify what's going on here: 
+            // In the outer function, we calculate the number of properties
+            // that we're going to be updating, and set that in the
+            // propertyCount variable.  
+            // In this function, we test to see when we are processing the 
+            // last property, and then call the superclass's updateProperties() 
+            // method to get all the properties refreshed at once.
+            properties.push(property);
+            
+            if (properties.length == propertyCount)
+                this.updateProperties(properties, WebInspector.WatchExpressionTreeElement, WebInspector.WatchExpressionsSection.CompareProperties);
+        }
+
+        var properties = [];
+
+        // Count the properties, so we known when to call this.updateProperties()
+        // in appendResult()
+        var propertyCount = 0;
+        for (var i = 0; i < this.watchExpressions.length; ++i) {
+            if (!this.watchExpressions[i]) 
+                continue;
+            ++propertyCount;
+        }
+
+        // Now process all the expressions, since we have the actual count,
+        // which is checked in the appendResult inner function.
+        for (var i = 0; i < this.watchExpressions.length; ++i) {
+            var expression = this.watchExpressions[i];
+            if (!expression) 
+                continue;
+
+            WebInspector.console.evalInInspectedWindow("(" + expression + ")", appendResult.bind(this, expression, i));
+        }
+
+        // note this is setting the expansion of the tree, not the section;
+        // with no expressions, and expanded tree, we get some extra vertical
+        // white space
+        // FIXME: should change to use header buttons instead of the buttons
+        // at the bottom of the section, then we can add a "No Watch Expressions
+        // element when there are no watch expressions, and this issue should
+        // go away.
+        this.expanded = (propertyCount != 0);
+    },
+
+    addExpression: function()
+    {
+        this.watchExpressions.push(WebInspector.WatchExpressionsSection.NewWatchExpression);
+        this.update();
+
+        // After update(), the new empty expression to be edited
+        // will be in the tree, but we have to find it.
+        treeElement = this.findAddedTreeElement();
+        if (treeElement)
+            treeElement.startEditing();
+    },
+
+    updateExpression: function(element, value)
+    {
+        this.watchExpressions[element.property.watchIndex] = value;
+        this.saveExpressions();
+        this.update();
+    },
+
+    findAddedTreeElement: function()
+    {
+        var children = this.propertiesTreeOutline.children;
+        for (var i = 0; i < children.length; ++i)
+            if (children[i].property.name === WebInspector.WatchExpressionsSection.NewWatchExpression)
+                return children[i];
+    },
+
+    loadSavedExpressions: function()
+    {
+        var json = InspectorController.setting("watchExpressions");
+        if (!json)
+            return [];
+
+        try {
+            json = JSON.parse(json);
+        } catch(e) {
+            return [];
+        }
+
+        return json.expressions || [];
+    },
+
+    saveExpressions: function()
+    {
+        var toSave = [];
+        for (var i = 0; i < this.watchExpressions.length; i++)
+            if (this.watchExpressions[i])
+                toSave.push(this.watchExpressions[i]);
+
+        var json = JSON.stringify({expressions: toSave});
+        InspectorController.setSetting("watchExpressions", json);
+
+        return toSave.length;
+    }
+}
+
+WebInspector.WatchExpressionsSection.prototype.__proto__ = WebInspector.ObjectPropertiesSection.prototype;
+
+WebInspector.WatchExpressionsSection.CompareProperties = function(propertyA, propertyB) 
+{
+    if (propertyA.watchIndex == propertyB.watchIndex)
+        return 0;
+    else if (propertyA.watchIndex < propertyB.watchIndex)
+        return -1;
+    else
+        return 1;
+}
+
+WebInspector.WatchExpressionTreeElement = function(property)
+{
+    WebInspector.ObjectPropertyTreeElement.call(this, property);
+}
+
+WebInspector.WatchExpressionTreeElement.prototype = {
+    update: function()
+    {
+        WebInspector.ObjectPropertyTreeElement.prototype.update.call(this);
+
+        var deleteButton = document.createElement("input");
+        deleteButton.type = "button";
+        deleteButton.title = WebInspector.UIString("Delete watch expression.");
+        deleteButton.addStyleClass("enabled-button");
+        deleteButton.addStyleClass("delete-button");
+        deleteButton.addEventListener("click", this._deleteButtonClicked.bind(this), false);
+
+        this.listItemElement.insertBefore(deleteButton, this.listItemElement.firstChild);
+    },
+
+    _deleteButtonClicked: function()
+    {
+        this.treeOutline.section.updateExpression(this, null);
+    },
+
+    startEditing: function()
+    {
+        if (WebInspector.isBeingEdited(this.nameElement) || !this.treeOutline.section.editable)
+            return;
+
+        this.nameElement.textContent = this.property.name.trimWhitespace();
+
+        var context = { expanded: this.expanded };
+
+        // collapse temporarily, if required
+        this.hasChildren = false;
+
+        this.listItemElement.addStyleClass("editing-sub-part");
+
+        WebInspector.startEditing(this.nameElement, this.editingCommitted.bind(this), this.editingCancelled.bind(this), context);
+    },
+
+    editingCancelled: function(element, context)
+    {
+        if (!this.nameElement.textContent)
+            this.treeOutline.section.updateExpression(this, null);
+            
+        this.update();
+        this.editingEnded(context);
+    },
+
+    applyExpression: function(expression, updateInterface)
+    {
+        expression = expression.trimWhitespace();
+
+        if (!expression)
+            expression = null;
+
+        this.property.name = expression;
+        this.treeOutline.section.updateExpression(this, expression);
+    }
+}
+
+WebInspector.WatchExpressionTreeElement.prototype.__proto__ = WebInspector.ObjectPropertyTreeElement.prototype;