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-rw-r--r--devtools/server/actors/style-sheets.js105
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diff --git a/devtools/server/actors/style-sheets.js b/devtools/server/actors/style-sheets.js
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+++ b/devtools/server/actors/style-sheets.js
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+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+const { Actor } = require("resource://devtools/shared/protocol.js");
+const {
+ styleSheetsSpec,
+} = require("resource://devtools/shared/specs/style-sheets.js");
+
+const {
+ LongStringActor,
+} = require("resource://devtools/server/actors/string.js");
+
+loader.lazyRequireGetter(
+ this,
+ "UPDATE_GENERAL",
+ "resource://devtools/server/actors/utils/stylesheets-manager.js",
+ true
+);
+
+/**
+ * Creates a StyleSheetsActor. StyleSheetsActor provides remote access to the
+ * stylesheets of a document.
+ */
+class StyleSheetsActor extends Actor {
+ constructor(conn, targetActor) {
+ super(conn, styleSheetsSpec);
+
+ this.parentActor = targetActor;
+ }
+
+ /**
+ * The window we work with, taken from the parent actor.
+ */
+ get window() {
+ return this.parentActor.window;
+ }
+
+ /**
+ * The current content document of the window we work with.
+ */
+ get document() {
+ return this.window.document;
+ }
+
+ getTraits() {
+ return {
+ traits: {},
+ };
+ }
+
+ destroy() {
+ for (const win of this.parentActor.windows) {
+ // This flag only exists for devtools, so we are free to clear
+ // it when we're done.
+ win.document.styleSheetChangeEventsEnabled = false;
+ }
+
+ super.destroy();
+ }
+
+ /**
+ * Create a new style sheet in the document with the given text.
+ * Return an actor for it.
+ *
+ * @param {object} request
+ * Debugging protocol request object, with 'text property'
+ * @param {string} fileName
+ * If the stylesheet adding is from file, `fileName` indicates the path.
+ * @return {object}
+ * Object with 'styelSheet' property for form on new actor.
+ */
+ async addStyleSheet(text, fileName = null) {
+ const styleSheetsManager = this._getStyleSheetsManager();
+ await styleSheetsManager.addStyleSheet(this.document, text, fileName);
+ }
+
+ _getStyleSheetsManager() {
+ return this.parentActor.getStyleSheetsManager();
+ }
+
+ toggleDisabled(resourceId) {
+ const styleSheetsManager = this._getStyleSheetsManager();
+ return styleSheetsManager.toggleDisabled(resourceId);
+ }
+
+ async getText(resourceId) {
+ const styleSheetsManager = this._getStyleSheetsManager();
+ const text = await styleSheetsManager.getText(resourceId);
+ return new LongStringActor(this.conn, text || "");
+ }
+
+ update(resourceId, text, transition, cause = "") {
+ const styleSheetsManager = this._getStyleSheetsManager();
+ return styleSheetsManager.setStyleSheetText(resourceId, text, {
+ transition,
+ kind: UPDATE_GENERAL,
+ cause,
+ });
+ }
+}
+
+exports.StyleSheetsActor = StyleSheetsActor;