12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697 |
- /*
- * Copyright (C) 2009 Google Inc. All rights reserved.
- * Copyright (C) 2013 Apple Inc. 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 Google Inc. 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.Setting = function(name, defaultValue)
- {
- this._name = name;
- this._localStorageKey = WebInspector.Setting.LocalStorageKeyPrefix + name;
- this._defaultValue = defaultValue;
- }
- WebInspector.Object.addConstructorFunctions(WebInspector.Setting);
- WebInspector.Setting.Event = {
- Changed: "setting-changed"
- };
- WebInspector.Setting.LocalStorageKeyPrefix = "com.apple.WebInspector.";
- WebInspector.Setting.prototype = {
- constructor: WebInspector.Setting,
- // Public
- get name()
- {
- return this._name;
- },
- get value()
- {
- if ("_value" in this)
- return this._value;
- // Make a copy of the default value so changes to object values don't modify the default value.
- this._value = JSON.parse(JSON.stringify(this._defaultValue));
- if (window.localStorage && this._localStorageKey in window.localStorage) {
- try {
- this._value = JSON.parse(window.localStorage[this._localStorageKey]);
- } catch(e) {
- delete window.localStorage[this._localStorageKey];
- }
- }
- return this._value;
- },
- set value(value)
- {
- this._value = value;
- if (window.localStorage) {
- try {
- // Use Object.shallowEqual to properly compare objects.
- if (Object.shallowEqual(this._value, this._defaultValue))
- delete window.localStorage[this._localStorageKey];
- else
- window.localStorage[this._localStorageKey] = JSON.stringify(this._value);
- } catch(e) {
- console.error("Error saving setting with name: " + this._name);
- }
- }
- this.dispatchEventToListeners(WebInspector.Setting.Event.Changed, this._value, {name: this._name});
- }
- }
- WebInspector.Setting.prototype.__proto__ = WebInspector.Object.prototype;
|