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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
/* eslint-env mozilla/browser-window */
/**
* Utility object to handle WebRTC shared tab warnings.
*/
var gSharedTabWarning = {
/**
* Called externally by gBrowser to determine if we're
* in a state such that we'd want to cancel the tab switch
* and show the tab switch warning panel instead.
*
* @param tab (<tab>)
* The tab being switched to.
* @returns boolean
* True if the panel will be shown, and the tab switch should
* be cancelled.
*/
willShowSharedTabWarning(tab) {
if (!this._sharedTabWarningEnabled) {
return false;
}
let shareState = webrtcUI.getWindowShareState(window);
if (shareState == webrtcUI.SHARING_NONE) {
return false;
}
if (!webrtcUI.shouldShowSharedTabWarning(tab)) {
return false;
}
this._createSharedTabWarningIfNeeded();
let panel = document.getElementById("sharing-tabs-warning-panel");
let hbox = panel.firstChild;
if (shareState == webrtcUI.SHARING_SCREEN) {
hbox.setAttribute("type", "screen");
panel.setAttribute(
"aria-labelledby",
"sharing-screen-warning-panel-header-span"
);
} else {
hbox.setAttribute("type", "window");
panel.setAttribute(
"aria-labelledby",
"sharing-window-warning-panel-header-span"
);
}
let allowForSessionCheckbox = document.getElementById(
"sharing-warning-disable-for-session"
);
allowForSessionCheckbox.checked = false;
panel.openPopup(tab, "bottomleft topleft", 0, 0);
return true;
},
/**
* Called by the tab switch warning panel after it has
* shown.
*/
sharedTabWarningShown() {
let allowButton = document.getElementById("sharing-warning-proceed-to-tab");
allowButton.focus();
},
/**
* Called by the button in the tab switch warning panel
* to allow the switch to occur.
*/
allowSharedTabSwitch() {
let panel = document.getElementById("sharing-tabs-warning-panel");
let allowForSession = document.getElementById(
"sharing-warning-disable-for-session"
).checked;
let tab = panel.anchorNode;
webrtcUI.allowSharedTabSwitch(tab, allowForSession);
this._hideSharedTabWarning();
},
/**
* Called externally by gBrowser when a tab has been added.
* When this occurs, if we're sharing this window, we notify
* the webrtcUI module to exempt the new tab from the tab switch
* warning, since the user opened it while they were already
* sharing.
*
* @param tab (<tab>)
* The tab being opened.
*/
tabAdded(tab) {
if (this._sharedTabWarningEnabled) {
let shareState = webrtcUI.getWindowShareState(window);
if (shareState != webrtcUI.SHARING_NONE) {
webrtcUI.tabAddedWhileSharing(tab);
}
}
},
get _sharedTabWarningEnabled() {
delete this._sharedTabWarningEnabled;
XPCOMUtils.defineLazyPreferenceGetter(
this,
"_sharedTabWarningEnabled",
"privacy.webrtc.sharedTabWarning"
);
return this._sharedTabWarningEnabled;
},
/**
* Internal method for hiding the tab switch warning panel.
*/
_hideSharedTabWarning() {
let panel = document.getElementById("sharing-tabs-warning-panel");
if (panel) {
panel.hidePopup();
}
},
/**
* Inserts the tab switch warning panel into the DOM
* if it hasn't been done already yet.
*/
_createSharedTabWarningIfNeeded() {
// Lazy load the panel the first time we need to display it.
if (!document.getElementById("sharing-tabs-warning-panel")) {
let template = document.getElementById(
"sharing-tabs-warning-panel-template"
);
template.replaceWith(template.content);
}
},
};