From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 browser/base/content/browser-webrtc.js | 140 +++++++++++++++++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100644 browser/base/content/browser-webrtc.js

(limited to 'browser/base/content/browser-webrtc.js')

diff --git a/browser/base/content/browser-webrtc.js b/browser/base/content/browser-webrtc.js
new file mode 100644
index 0000000000..889769f292
--- /dev/null
+++ b/browser/base/content/browser-webrtc.js
@@ -0,0 +1,140 @@
+/* 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/. */
+
+/* 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);
+    }
+  },
+};
-- 
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