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From dd49a4985c8e0bbe51d5784fd89363d496eae350 Mon Sep 17 00:00:00 2001
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From: Carlos Garnacho <carlosg@gnome.org>
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Date: Tue, 13 Feb 2018 11:44:40 +0100
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Subject: [PATCH] clutter: Extend touchpad device property check for Synaptics
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So we reliably get CLUTTER_TOUCHPAD_DEVICE for those. The other heuristics
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to get the device type may fall short.
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---
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.../clutter/x11/clutter-device-manager-xi2.c | 22 ++++++++++++++++---
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1 file changed, 19 insertions(+), 3 deletions(-)
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diff --git a/clutter/clutter/x11/clutter-device-manager-xi2.c b/clutter/clutter/x11/clutter-device-manager-xi2.c
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index 62f558380..6794a2e0c 100644
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--- a/clutter/clutter/x11/clutter-device-manager-xi2.c
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+++ b/clutter/clutter/x11/clutter-device-manager-xi2.c
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@@ -267,8 +267,9 @@ is_touch_device (XIAnyClassInfo **classes,
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}
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static gboolean
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-is_touchpad_device (ClutterBackendX11 *backend_x11,
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- XIDeviceInfo *info)
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+query_exists_device_property (ClutterBackendX11 *backend_x11,
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+ XIDeviceInfo *info,
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+ const gchar *property)
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{
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gulong nitems, bytes_after;
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guint32 *data = NULL;
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@@ -276,7 +277,7 @@ is_touchpad_device (ClutterBackendX11 *backend_x11,
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Atom type;
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Atom prop;
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- prop = XInternAtom (backend_x11->xdpy, "libinput Tapping Enabled", True);
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+ prop = XInternAtom (backend_x11->xdpy, property, True);
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if (prop == None)
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return FALSE;
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@@ -297,6 +298,21 @@ is_touchpad_device (ClutterBackendX11 *backend_x11,
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return TRUE;
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}
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+static gboolean
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+is_touchpad_device (ClutterBackendX11 *backend_x11,
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+ XIDeviceInfo *info)
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+{
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+ if (query_exists_device_property (backend_x11, info,
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+ "libinput Tapping Enabled"))
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+ return TRUE;
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+
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+ if (query_exists_device_property (backend_x11, info,
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+ "Synaptics Off"))
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+ return TRUE;
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+
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+ return FALSE;
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+}
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+
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static gboolean
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get_device_ids (ClutterBackendX11 *backend_x11,
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XIDeviceInfo *info,
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--
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2.20.1
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