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/*
* 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.CSSStyleSheet = function(id, url, parentFrame)
{
WebInspector.SourceCode.call(this);
console.assert(id);
this._id = id || null;
this.updateInfo(url, parentFrame);
};
WebInspector.Object.addConstructorFunctions(WebInspector.CSSStyleSheet);
WebInspector.CSSStyleSheet.resetUniqueDisplayNameNumbers = function()
{
WebInspector.CSSStyleSheet._nextUniqueDisplayNameNumber = 1;
}
WebInspector.CSSStyleSheet._nextUniqueDisplayNameNumber = 1;
WebInspector.CSSStyleSheet.Event = {
ContentDidChange: "stylesheet-content-did-change"
};
WebInspector.CSSStyleSheet.prototype = {
constructor: WebInspector.CSSStyleSheet,
// Public
get id()
{
return this._id;
},
get parentFrame()
{
return this._parentFrame;
},
get url()
{
return this._url;
},
get urlComponents()
{
if (!this._urlComponents)
this._urlComponents = parseURL(this._url);
return this._urlComponents;
},
get displayName()
{
if (this._url)
return WebInspector.displayNameForURL(this._url, this.urlComponents);
// Assign a unique number to the StyleSheet object so it will stay the same.
if (!this._uniqueDisplayNameNumber)
this._uniqueDisplayNameNumber = this.constructor._nextUniqueDisplayNameNumber++;
return WebInspector.UIString("Anonymous StyleSheet %d").format(this._uniqueDisplayNameNumber);
},
// Protected
updateInfo: function(url, parentFrame)
{
this._url = url || null;
delete this._urlComponents;
this._parentFrame = parentFrame || null;
},
get revisionForRequestedContent()
{
return this.currentRevision;
},
handleCurrentRevisionContentChange: function()
{
if (!this._id)
return;
function contentDidChange(error)
{
if (error)
return;
DOMAgent.markUndoableState();
this.dispatchEventToListeners(WebInspector.CSSStyleSheet.Event.ContentDidChange);
}
this._ignoreNextContentDidChangeNotification = true;
CSSAgent.setStyleSheetText(this._id, this.currentRevision.content, contentDidChange.bind(this));
},
canRequestContentFromBackend: function()
{
// We can request content if we have an id.
return !!this._id;
},
requestContentFromBackend: function(callback)
{
if (!this._id) {
// There is no identifier to request content with. Return false to cause the
// pending callbacks to get null content.
return false;
}
CSSAgent.getStyleSheetText(this._id, callback);
return true;
},
noteContentDidChange: function()
{
if (this._ignoreNextContentDidChangeNotification) {
delete this._ignoreNextContentDidChangeNotification;
return false;
}
this.markContentAsStale();
this.dispatchEventToListeners(WebInspector.CSSStyleSheet.Event.ContentDidChange);
return true;
}
};
WebInspector.CSSStyleSheet.prototype.__proto__ = WebInspector.SourceCode.prototype;
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