blob: c9fd02e4113850ad29e62d12ddbecf15edd37cc7 [file] [log] [blame]
/*
* 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.
*/
WI.CSSStyleSheet = class CSSStyleSheet extends WI.SourceCode
{
constructor(id)
{
super();
console.assert(id);
this._id = id || null;
this._url = null;
this._parentFrame = null;
this._origin = null;
this._startLineNumber = 0;
this._startColumnNumber = 0;
this._inlineStyleAttribute = false;
this._inlineStyleTag = false;
this._hasInfo = false;
}
// Static
static resetUniqueDisplayNameNumbers()
{
WI.CSSStyleSheet._nextUniqueDisplayNameNumber = 1;
}
// Public
get id()
{
return this._id;
}
get parentFrame()
{
return this._parentFrame;
}
get origin()
{
return this._origin;
}
get injected()
{
return isWebKitExtensionScheme(this.urlComponents.scheme);
}
get anonymous()
{
return !this.isInspectorStyleSheet() && !this._url;
}
get url()
{
return this._url;
}
get urlComponents()
{
if (!this._urlComponents)
this._urlComponents = parseURL(this._url);
return this._urlComponents;
}
get mimeType()
{
return "text/css";
}
get displayName()
{
if (this.isInspectorStyleSheet())
return WI.UIString("Inspector Style Sheet");
if (this._url)
return WI.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 WI.UIString("Anonymous Style Sheet %d").format(this._uniqueDisplayNameNumber);
}
get startLineNumber()
{
return this._startLineNumber;
}
get startColumnNumber()
{
return this._startColumnNumber;
}
hasInfo()
{
return this._hasInfo;
}
isInspectorStyleSheet()
{
return this._origin === WI.CSSStyleSheet.Type.Inspector;
}
isInlineStyleTag()
{
return this._inlineStyleTag;
}
isInlineStyleAttributeStyleSheet()
{
return this._inlineStyleAttribute;
}
markAsInlineStyleAttributeStyleSheet()
{
this._inlineStyleAttribute = true;
}
offsetSourceCodeLocation(sourceCodeLocation)
{
if (!sourceCodeLocation)
return null;
if (!this._hasInfo)
return sourceCodeLocation;
let sourceCode = sourceCodeLocation.sourceCode;
let lineNumber = this._startLineNumber + sourceCodeLocation.lineNumber;
let columnNumber = this._startColumnNumber + sourceCodeLocation.columnNumber;
return sourceCode.createSourceCodeLocation(lineNumber, columnNumber);
}
// Protected
updateInfo(url, parentFrame, origin, inlineStyle, startLineNumber, startColumnNumber)
{
this._hasInfo = true;
this._url = url || null;
this._urlComponents = undefined;
this._parentFrame = parentFrame || null;
this._origin = origin;
this._inlineStyleTag = inlineStyle;
this._startLineNumber = startLineNumber;
this._startColumnNumber = startColumnNumber;
}
get revisionForRequestedContent()
{
return this.currentRevision;
}
handleCurrentRevisionContentChange()
{
if (!this._id)
return;
let target = WI.assumingMainTarget();
function contentDidChange(error)
{
if (error)
return;
target.DOMAgent.markUndoableState();
this.dispatchEventToListeners(WI.CSSStyleSheet.Event.ContentDidChange);
}
this._ignoreNextContentDidChangeNotification = true;
target.CSSAgent.setStyleSheetText(this._id, this.currentRevision.content, contentDidChange.bind(this));
}
requestContentFromBackend()
{
let specialContentPromise = WI.SourceCode.generateSpecialContentForURL(this._url);
if (specialContentPromise)
return specialContentPromise;
if (!this._id) {
// There is no identifier to request content with. Reject the promise to cause the
// pending callbacks to get null content.
return Promise.reject(new Error("There is no identifier to request content with."));
}
let target = WI.assumingMainTarget();
return target.CSSAgent.getStyleSheetText(this._id);
}
noteContentDidChange()
{
if (this._ignoreNextContentDidChangeNotification) {
this._ignoreNextContentDidChangeNotification = false;
return false;
}
this.markContentAsStale();
this.dispatchEventToListeners(WI.CSSStyleSheet.Event.ContentDidChange);
return true;
}
};
WI.CSSStyleSheet._nextUniqueDisplayNameNumber = 1;
WI.CSSStyleSheet.Event = {
ContentDidChange: "css-style-sheet-content-did-change"
};
WI.CSSStyleSheet.Type = {
Author: "css-style-sheet-type-author",
User: "css-style-sheet-type-user",
UserAgent: "css-style-sheet-type-user-agent",
Inspector: "css-style-sheet-type-inspector"
};