gecko-dev/browser/devtools/shared/source-utils.js

129 строки
4.0 KiB
JavaScript

/* 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";
loader.lazyRequireGetter(this, "Services");
loader.lazyImporter(this, "gDevTools", "resource:///modules/devtools/gDevTools.jsm");
loader.lazyImporter(this, "Task", "resource://gre/modules/Task.jsm");
/**
* Tries to open a Stylesheet file in the Style Editor. If the file is not found,
* it is opened in source view instead.
* Returns a promise resolving to a boolean indicating whether or not
* the source was able to be displayed in the StyleEditor, as the built-in Firefox
* View Source is the fallback.
*
* @param {Toolbox} toolbox
* @param {string} sourceURL
* @param {number} sourceLine
*
* @return {Promise<boolean>}
*/
exports.viewSourceInStyleEditor = Task.async(function *(toolbox, sourceURL, sourceLine) {
let panel = yield toolbox.loadTool("styleeditor");
try {
let selected = panel.UI.once("editor-selected");
yield panel.selectStyleSheet(sourceURL, sourceLine);
yield toolbox.selectTool("styleeditor");
yield selected;
return true;
} catch (e) {
exports.viewSource(toolbox, sourceURL, sourceLine);
return false;
}
});
/**
* Tries to open a JavaScript file in the Debugger. If the file is not found,
* it is opened in source view instead.
* Returns a promise resolving to a boolean indicating whether or not
* the source was able to be displayed in the Debugger, as the built-in Firefox
* View Source is the fallback.
*
* @param {Toolbox} toolbox
* @param {string} sourceURL
* @param {number} sourceLine
*
* @return {Promise<boolean>}
*/
exports.viewSourceInDebugger = Task.async(function *(toolbox, sourceURL, sourceLine) {
// If the Debugger was already open, switch to it and try to show the
// source immediately. Otherwise, initialize it and wait for the sources
// to be added first.
let debuggerAlreadyOpen = toolbox.getPanel("jsdebugger");
let { panelWin: dbg } = yield toolbox.loadTool("jsdebugger");
if (!debuggerAlreadyOpen) {
yield dbg.once(dbg.EVENTS.SOURCES_ADDED);
}
let { DebuggerView } = dbg;
let { Sources } = DebuggerView;
let item = Sources.getItemForAttachment(a => a.source.url === sourceURL);
if (item) {
yield toolbox.selectTool("jsdebugger");
yield DebuggerView.setEditorLocation(item.attachment.source.actor, sourceLine, { noDebug: true });
return true;
}
// If not found, still attempt to open in View Source
exports.viewSource(toolbox, sourceURL, sourceLine);
return false;
});
/**
* Tries to open a JavaScript file in the corresponding Scratchpad.
*
* @param {string} sourceURL
* @param {number} sourceLine
*
* @return {Promise}
*/
exports.viewSourceInScratchpad = Task.async(function *(sourceURL, sourceLine) {
// Check for matching top level scratchpad window.
let wins = Services.wm.getEnumerator("devtools:scratchpad");
while (wins.hasMoreElements()) {
let win = wins.getNext();
if (!win.closed && win.Scratchpad.uniqueName === sourceURL) {
win.focus();
win.Scratchpad.editor.setCursor({ line: sourceLine, ch: 0 });
return;
}
}
// For scratchpads within toolbox
for (let [, toolbox] of gDevTools) {
let scratchpadPanel = toolbox.getPanel("scratchpad");
if (scratchpadPanel) {
let { scratchpad } = scratchpadPanel;
if (scratchpad.uniqueName === sourceURL) {
toolbox.selectTool("scratchpad");
toolbox.raise();
scratchpad.editor.focus();
scratchpad.editor.setCursor({ line: sourceLine, ch: 0 });
return;
}
}
}
});
/**
* Open a link in Firefox's View Source.
*
* @param {Toolbox} toolbox
* @param {string} sourceURL
* @param {number} sourceLine
*
* @return {Promise}
*/
exports.viewSource = Task.async(function *(toolbox, sourceURL, sourceLine) {
let utils = toolbox.gViewSourceUtils;
utils.viewSource(sourceURL, null, toolbox.doc, sourceLine || 0);
});