From 78305bcaf7e72beaded5cfb87a37f8b3b8943489 Mon Sep 17 00:00:00 2001
From: Xiaoguang Wang <xwang@suse.com>
Date: Sun, 8 Apr 2018 17:05:34 +0800
Subject: [PATCH] power: Add touch screen input switch

Use this switch to disable or enable touch screen
input when screen is off.

https://bugzilla.gnome.org/show_bug.cgi?id=778961#c4
---
 data/org.gnome.settings-daemon.plugins.power.gschema.xml.in | 5 +++++
 plugins/power/gsd-power-manager.c                           | 6 ++++++
 2 files changed, 11 insertions(+)

diff --git a/data/org.gnome.settings-daemon.plugins.power.gschema.xml.in b/data/org.gnome.settings-daemon.plugins.power.gschema.xml.in
index 93c704e9..a6aee267 100644
--- a/data/org.gnome.settings-daemon.plugins.power.gschema.xml.in
+++ b/data/org.gnome.settings-daemon.plugins.power.gschema.xml.in
@@ -41,5 +41,10 @@
       <summary>Power button action</summary>
       <description>The action to take when the system power button is pressed. This action is hard-coded (and the setting ignored) on virtual machines (power off) and tablets (suspend).</description>
     </key>
+    <key name="disable-touch-screen" type="b">
+      <default>true</default>
+      <summary>Disable touch screen input when screen is off</summary>
+      <description>Disable touch screen input when screen is off</description>
+    </key>
   </schema>
 </schemalist>
diff --git a/plugins/power/gsd-power-manager.c b/plugins/power/gsd-power-manager.c
index 82d81e96..37f8fa94 100644
--- a/plugins/power/gsd-power-manager.c
+++ b/plugins/power/gsd-power-manager.c
@@ -937,6 +937,9 @@ screen_devices_disable (GsdPowerManager *manager)
         GdkDeviceManager *device_manager;
         GList *devices, *l;

+        if (!g_settings_get_boolean (manager->priv->settings, "disable-touch-screen"))
+                return;
+
         /* This will be managed by the compositor eventually on X11 too:
          * https://bugzilla.gnome.org/show_bug.cgi?id=742598
          */
@@ -975,6 +978,9 @@ screen_devices_enable (GsdPowerManager *manager)
 {
         GList *l, *disabled_devices;

+        if (!g_settings_get_boolean (manager->priv->settings, "disable-touch-screen"))
+                return;
+
         if (gnome_settings_is_wayland ())
                 return;

--
2.12.3