Quelle browser.sys.mjs
Sprache: unbekannt
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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/. */
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
AppInfo: "chrome://remote/content/shared/AppInfo.sys.mjs",
error: "chrome://remote/content/shared/webdriver/Errors.sys.mjs",
EventPromise: "chrome://remote/content/shared/Sync.sys.mjs",
MessageManagerDestroyedPromise:
"chrome://remote/content/marionette/sync.sys.mjs",
TabManager: "chrome://remote/content/shared/TabManager.sys.mjs",
windowManager: "chrome://remote/content/shared/WindowManager.sys.mjs",
});
/** @namespace */
export const browser = {};
/**
* Variations of Marionette contexts.
*
* Choosing a context through the <tt>Marionette:SetContext</tt>
* command directs all subsequent browsing context scoped commands
* to that context.
*
* @class Marionette.Context
*/
export class Context {
/**
* Gets the correct context from a string.
*
* @param {string} s
* Context string serialisation.
*
* @returns {Context}
* Context.
*
* @throws {TypeError}
* If <var>s</var> is not a context.
*/
static fromString(s) {
switch (s) {
case "chrome":
return Context.Chrome;
case "content":
return Context.Content;
default:
throw new TypeError(`Unknown context: ${s}`);
}
}
}
Context.Chrome = "chrome";
Context.Content = "content";
/**
* Creates a browsing context wrapper.
*
* Browsing contexts handle interactions with the browser, according to
* the current environment.
*/
browser.Context = class {
/**
* @param {ChromeWindow} window
* ChromeWindow that contains the top-level browsing context.
* @param {GeckoDriver} driver
* Reference to driver instance.
*/
constructor(window, driver) {
this.window = window;
this.driver = driver;
// In Firefox this is <xul:tabbrowser> (not <xul:browser>!)
// and MobileTabBrowser in GeckoView.
this.tabBrowser = lazy.TabManager.getTabBrowser(this.window);
// Used to set curFrameId upon new session
this.newSession = true;
// A reference to the tab corresponding to the current window handle,
// if any. Specifically, this.tab refers to the last tab that Marionette
// switched to in this browser window. Note that this may not equal the
// currently selected tab. For example, if Marionette switches to tab
// A, and then clicks on a button that opens a new tab B in the same
// browser window, this.tab will still point to tab A, despite tab B
// being the currently selected tab.
this.tab = null;
}
/**
* Returns the content browser for the currently selected tab.
* If there is no tab selected, null will be returned.
*/
get contentBrowser() {
if (this.tab) {
return lazy.TabManager.getBrowserForTab(this.tab);
} else if (
this.tabBrowser &&
this.driver.isReftestBrowser(this.tabBrowser)
) {
return this.tabBrowser;
}
return null;
}
get messageManager() {
if (this.contentBrowser) {
return this.contentBrowser.messageManager;
}
return null;
}
/**
* Checks if the browsing context has been discarded.
*
* The browsing context will have been discarded if the content
* browser, represented by the <code><xul:browser></code>,
* has been detached.
*
* @returns {boolean}
* True if browsing context has been discarded, false otherwise.
*/
get closed() {
return this.contentBrowser === null;
}
/**
* Gets the position and dimensions of the top-level browsing context.
*
* @returns {Map.<string, number>}
* Object with |x|, |y|, |width|, and |height| properties.
*/
get rect() {
return {
x: this.window.screenX,
y: this.window.screenY,
width: this.window.outerWidth,
height: this.window.outerHeight,
};
}
/**
* Close the current window.
*
* @returns {Promise}
* A promise which is resolved when the current window has been closed.
*/
async closeWindow() {
return lazy.windowManager.closeWindow(this.window);
}
/**
* Focus the current window.
*
* @returns {Promise}
* A promise which is resolved when the current window has been focused.
*/
async focusWindow() {
await lazy.windowManager.focusWindow(this.window);
// Also focus the currently selected tab if present.
this.contentBrowser?.focus();
}
/**
* Open a new browser window.
*
* @returns {Promise}
* A promise resolving to the newly created chrome window.
*/
openBrowserWindow(focus = false, isPrivate = false) {
return lazy.windowManager.openBrowserWindow({
openerWindow: this.window,
focus,
isPrivate,
});
}
/**
* Close the current tab.
*
* @returns {Promise}
* A promise which is resolved when the current tab has been closed.
*
* @throws UnsupportedOperationError
* If tab handling for the current application isn't supported.
*/
async closeTab() {
// If the current window is not a browser then close it directly. Do the
// same if only one remaining tab is open, or no tab selected at all.
//
// Note: For GeckoView there will always be a single tab only. But for
// consistency with other platforms a specific condition has been added
// below as well even it's not really used.
if (
!this.tabBrowser ||
!this.tabBrowser.tabs ||
this.tabBrowser.tabs.length === 1 ||
!this.tab
) {
return this.closeWindow();
}
let destroyed = new lazy.MessageManagerDestroyedPromise(
this.messageManager
);
let tabClosed;
if (lazy.AppInfo.isAndroid) {
await lazy.TabManager.removeTab(this.tab);
} else if (lazy.AppInfo.isFirefox) {
tabClosed = new lazy.EventPromise(this.tab, "TabClose");
await this.tabBrowser.removeTab(this.tab);
} else {
throw new lazy.error.UnsupportedOperationError(
`closeTab() not supported for ${lazy.AppInfo.name}`
);
}
return Promise.all([destroyed, tabClosed]);
}
/**
* Open a new tab in the currently selected chrome window.
*/
async openTab(focus = false) {
let tab = null;
// Bug 1795841 - For Firefox the TabManager cannot be used yet. As such
// handle opening a tab differently for Android.
if (lazy.AppInfo.isAndroid) {
tab = await lazy.TabManager.addTab({ focus, window: this.window });
} else if (lazy.AppInfo.isFirefox) {
const opened = new lazy.EventPromise(this.window, "TabOpen");
this.window.BrowserCommands.openTab({ url: "about:blank" });
await opened;
tab = this.tabBrowser.selectedTab;
// The new tab is always selected by default. If focus is not wanted,
// the previously tab needs to be selected again.
if (!focus) {
await lazy.TabManager.selectTab(this.tab);
}
} else {
throw new lazy.error.UnsupportedOperationError(
`openTab() not supported for ${lazy.AppInfo.name}`
);
}
return tab;
}
/**
* Set the current tab.
*
* @param {number=} index
* Tab index to switch to. If the parameter is undefined,
* the currently selected tab will be used.
* @param {ChromeWindow=} window
* Switch to this window before selecting the tab.
* @param {boolean=} focus
* A boolean value which determins whether to focus
* the window. Defaults to true.
*
* @returns {Tab}
* The selected tab.
*
* @throws UnsupportedOperationError
* If tab handling for the current application isn't supported.
*/
async switchToTab(index, window = undefined, focus = true) {
if (window) {
this.window = window;
this.tabBrowser = lazy.TabManager.getTabBrowser(this.window);
}
if (!this.tabBrowser || this.driver.isReftestBrowser(this.tabBrowser)) {
return null;
}
if (typeof index == "undefined") {
this.tab = this.tabBrowser.selectedTab;
} else {
this.tab = this.tabBrowser.tabs[index];
}
if (focus) {
await lazy.TabManager.selectTab(this.tab);
}
// By accessing the content browser's message manager a new browsing
// context is created for browserless tabs, which is needed to successfully
// run the WebDriver's is browsing context open step. This is temporary
// until we find a better solution on bug 1812258.
this.messageManager;
return this.tab;
}
/**
* Registers a new frame, and sets its current frame id to this frame
* if it is not already assigned, and if a) we already have a session
* or b) we're starting a new session and it is the right start frame.
*/
register() {
if (!this.tabBrowser) {
return;
}
// If we're setting up a new session on Firefox, we only process the
// registration for this frame if it belongs to the current tab.
if (!this.tab) {
this.switchToTab();
}
}
};
[ Dauer der Verarbeitung: 0.30 Sekunden
(vorverarbeitet)
]
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2026-03-28
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