From 1dd857a51af1c730e3902c88f4fcc14888665484 Mon Sep 17 00:00:00 2001
From: Florian Bruhin <git@the-compiler.org>
Date: Fri, 24 Aug 2018 23:31:04 +0200
Subject: [PATCH] Implement MouseLock permission

Closes #3287
---
 doc/changelog.asciidoc                        |  1 +
 qutebrowser/browser/webengine/webenginetab.py | 12 ++++++++++++
 qutebrowser/config/configdata.yml             |  9 +++++++++
 3 files changed, 22 insertions(+)

diff --git a/doc/changelog.asciidoc b/doc/changelog.asciidoc
index 4ad838fc3..b353bd3ad 100644
--- a/doc/changelog.asciidoc
+++ b/doc/changelog.asciidoc
@@ -24,6 +24,7 @@ Added
 - The qute-pass userscript now has optional OTP support.
 - When `:spawn --userscript` is called with a count, that count is now
   passed to userscripts as `$QUTE_COUNT`.
+- New `content.mouse_lock` setting to handle HTML5 pointer locking.
 
 Changed
 ~~~~~~~
diff --git a/qutebrowser/browser/webengine/webenginetab.py b/qutebrowser/browser/webengine/webenginetab.py
index 2c890b8a5..cfb809097 100644
--- a/qutebrowser/browser/webengine/webenginetab.py
+++ b/qutebrowser/browser/webengine/webenginetab.py
@@ -707,6 +707,18 @@ class _WebEnginePermissions(QObject):
             QWebEnginePage.MediaVideoCapture: 'record video',
             QWebEnginePage.MediaAudioVideoCapture: 'record audio/video',
         }
+        try:
+            options.update({
+                QWebEnginePage.MouseLock:
+                    'content.mouse_lock',
+            })
+            messages.update({
+                QWebEnginePage.MouseLock:
+                    'hide your mouse pointer',
+            })
+        except AttributeError:
+            # Added in Qt 5.8
+            pass
         try:
             options.update({
                 QWebEnginePage.DesktopVideoCapture:
diff --git a/qutebrowser/config/configdata.yml b/qutebrowser/config/configdata.yml
index 89ac390e9..7d39bded8 100644
--- a/qutebrowser/config/configdata.yml
+++ b/qutebrowser/config/configdata.yml
@@ -354,6 +354,15 @@ content.geolocation:
   supports_pattern: true
   desc: Allow websites to request geolocations.
 
+content.mouse_lock:
+  default: ask
+  type: BoolAsk
+  supports_pattern: true
+  backend:
+    QtWebKit: false
+    QtWebEngine: Qt 5.8
+  desc: Allow websites to lock your mouse pointer.
+
 content.headers.accept_language:
   type:
     name: String