isa/mutter
1
0
Fork 0
mirror of https://github.com/brl/mutter.git synced 2024-11-25 09:30:45 -05:00
Code Issues Packages Projects Releases Wiki Activity

clutter: Limit number of touch slots available to a virtual touch device

Browse Source 
It's not worth letting these devices have an "unlimited" range of touch
slots. Limiting it to 32 is more than enough to map it with real touch
devices nowadays.

https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1486
This commit is contained in:
Carlos Garnacho 2020-10-22 11:18:34 +02:00 committed by Jonas Ådahl
parent 7698fc4aaf
commit bd4062a196
3 changed files with 40 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
clutter/clutter/clutter-virtual-input-device.c
View File

@ -151,6 +151,10 @@ clutter_virtual_input_device_notify_touch_down (ClutterVirtualInputDevice *virtu
ClutterVirtualInputDeviceClass *klass = ClutterVirtualInputDeviceClass *klass =
CLUTTER_VIRTUAL_INPUT_DEVICE_GET_CLASS (virtual_device); CLUTTER_VIRTUAL_INPUT_DEVICE_GET_CLASS (virtual_device);
g_return_if_fail (CLUTTER_IS_VIRTUAL_INPUT_DEVICE (virtual_device));
g_return_if_fail (slot >= 0 &&
slot < CLUTTER_VIRTUAL_INPUT_DEVICE_MAX_TOUCH_SLOTS);
klass->notify_touch_down (virtual_device, time_us, klass->notify_touch_down (virtual_device, time_us,
slot, x, y); slot, x, y);
} }
@ -165,6 +169,10 @@ clutter_virtual_input_device_notify_touch_motion (ClutterVirtualInputDevice *vir
ClutterVirtualInputDeviceClass *klass = ClutterVirtualInputDeviceClass *klass =
CLUTTER_VIRTUAL_INPUT_DEVICE_GET_CLASS (virtual_device); CLUTTER_VIRTUAL_INPUT_DEVICE_GET_CLASS (virtual_device);
g_return_if_fail (CLUTTER_IS_VIRTUAL_INPUT_DEVICE (virtual_device));
g_return_if_fail (slot >= 0 &&
slot < CLUTTER_VIRTUAL_INPUT_DEVICE_MAX_TOUCH_SLOTS);
klass->notify_touch_motion (virtual_device, time_us, klass->notify_touch_motion (virtual_device, time_us,
slot, x, y); slot, x, y);
} }
@ -177,6 +185,10 @@ clutter_virtual_input_device_notify_touch_up (ClutterVirtualInputDevice *virtual
ClutterVirtualInputDeviceClass *klass = ClutterVirtualInputDeviceClass *klass =
CLUTTER_VIRTUAL_INPUT_DEVICE_GET_CLASS (virtual_device); CLUTTER_VIRTUAL_INPUT_DEVICE_GET_CLASS (virtual_device);
g_return_if_fail (CLUTTER_IS_VIRTUAL_INPUT_DEVICE (virtual_device));
g_return_if_fail (slot >= 0 &&
slot < CLUTTER_VIRTUAL_INPUT_DEVICE_MAX_TOUCH_SLOTS);
klass->notify_touch_up (virtual_device, time_us, klass->notify_touch_up (virtual_device, time_us,
slot); slot);
} }

2
clutter/clutter/clutter-virtual-input-device.h
View File

@ -31,6 +31,8 @@
#define CLUTTER_TYPE_VIRTUAL_INPUT_DEVICE (clutter_virtual_input_device_get_type ()) #define CLUTTER_TYPE_VIRTUAL_INPUT_DEVICE (clutter_virtual_input_device_get_type ())
#define CLUTTER_VIRTUAL_INPUT_DEVICE_MAX_TOUCH_SLOTS 32u
CLUTTER_EXPORT CLUTTER_EXPORT
G_DECLARE_DERIVABLE_TYPE (ClutterVirtualInputDevice, G_DECLARE_DERIVABLE_TYPE (ClutterVirtualInputDevice,
clutter_virtual_input_device, clutter_virtual_input_device,

28
src/backends/meta-remote-desktop-session.c
View File

@ -629,6 +629,14 @@ handle_notify_touch_down (MetaDBusRemoteDesktopSession *skeleton,
if (!meta_remote_desktop_session_check_can_notify (session, invocation)) if (!meta_remote_desktop_session_check_can_notify (session, invocation))
return TRUE; return TRUE;
if (slot > CLUTTER_VIRTUAL_INPUT_DEVICE_MAX_TOUCH_SLOTS)
{
g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR,
G_DBUS_ERROR_FAILED,
"Touch slot out of range");
return TRUE;
}
if (!session->screen_cast_session) if (!session->screen_cast_session)
{ {
g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR,
@ -676,6 +684,14 @@ handle_notify_touch_motion (MetaDBusRemoteDesktopSession *skeleton,
return TRUE; return TRUE;
if (slot > CLUTTER_VIRTUAL_INPUT_DEVICE_MAX_TOUCH_SLOTS)
{
g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR,
G_DBUS_ERROR_FAILED,
"Touch slot out of range");
return TRUE;
}
if (!session->screen_cast_session) if (!session->screen_cast_session)
{ {
g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR,
@ -709,14 +725,22 @@ handle_notify_touch_motion (MetaDBusRemoteDesktopSession *skeleton,
static gboolean static gboolean
handle_notify_touch_up (MetaDBusRemoteDesktopSession *skeleton, handle_notify_touch_up (MetaDBusRemoteDesktopSession *skeleton,
GDBusMethodInvocation *invocation, GDBusMethodInvocation *invocation,
unsigned int slot) unsigned int slot)
{ {
MetaRemoteDesktopSession *session = META_REMOTE_DESKTOP_SESSION (skeleton); MetaRemoteDesktopSession *session = META_REMOTE_DESKTOP_SESSION (skeleton);
if (!meta_remote_desktop_session_check_can_notify (session, invocation)) if (!meta_remote_desktop_session_check_can_notify (session, invocation))
return TRUE; return TRUE;
if (slot > CLUTTER_VIRTUAL_INPUT_DEVICE_MAX_TOUCH_SLOTS)
{
g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR,
G_DBUS_ERROR_FAILED,
"Touch slot out of range");
return TRUE;
}
clutter_virtual_input_device_notify_touch_up (session->virtual_touchscreen, clutter_virtual_input_device_notify_touch_up (session->virtual_touchscreen,
CLUTTER_CURRENT_TIME, CLUTTER_CURRENT_TIME,
slot); slot);