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remote-desktop/session: Add regions for all monitors if input-only

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If we're a input-only remote desktop session, create libei regions on an
absolute pointer device corresponding to all logical monitors. This
allows absolute pointer motions without screen casting.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3228>
This commit is contained in:
Jonas Ådahl 2023-08-30 21:37:44 +02:00 committed by Robert Mader
parent b23225cea8
commit f0bb540797
4 changed files with 193 additions and 2 deletions
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4
src/backends/meta-eis-client.c
View File

@ -272,8 +272,8 @@ add_viewport_region (struct eis_device *eis_device,
eis_region_set_physical_scale (eis_region, scale);
mapping_id = meta_eis_viewport_get_mapping_id (viewport);
g_warn_if_fail (mapping_id);
eis_region_set_mapping_id (eis_region, mapping_id);
if (mapping_id)
eis_region_set_mapping_id (eis_region, mapping_id);
eis_region_set_user_data (eis_region, viewport);
eis_region_add (eis_region);

15
src/backends/meta-eis.c
View File

@ -331,6 +331,21 @@ meta_eis_remove_viewport (MetaEis *eis,
g_signal_emit (eis, signals[VIEWPORTS_CHANGED], 0);
}
void
meta_eis_take_viewports (MetaEis *eis,
GList *viewports)
{
eis->viewports = g_list_concat (eis->viewports, viewports);
g_signal_emit (eis, signals[VIEWPORTS_CHANGED], 0);
}
void
meta_eis_remove_all_viewports (MetaEis *eis)
{
g_clear_pointer (&eis->viewports, g_list_free);
g_signal_emit (eis, signals[VIEWPORTS_CHANGED], 0);
}
GList *
meta_eis_peek_viewports (MetaEis *eis)
{

5
src/backends/meta-eis.h
View File

@ -50,6 +50,11 @@ void meta_eis_add_viewport (MetaEis *eis,
void meta_eis_remove_viewport (MetaEis *eis,
MetaEisViewport *viewport);
void meta_eis_take_viewports (MetaEis *eis,
GList *viewports);
void meta_eis_remove_all_viewports (MetaEis *eis);
GList * meta_eis_peek_viewports (MetaEis *eis);
MetaEisDeviceTypes meta_eis_get_device_types (MetaEis *eis);

171
src/backends/meta-remote-desktop-session.c
View File

@ -34,6 +34,7 @@
#include "backends/meta-dbus-session-watcher.h"
#include "backends/meta-dbus-session-manager.h"
#include "backends/meta-eis.h"
#include "backends/meta-logical-monitor.h"
#include "backends/meta-screen-cast-session.h"
#include "backends/meta-remote-access-controller-private.h"
#include "backends/x11/meta-backend-x11.h"
@ -104,6 +105,8 @@ struct _MetaRemoteDesktopSession
guint transfer_request_timeout_id;
GHashTable *mapping_ids;
gulong monitors_changed_handler_id;
};
static void initable_init_iface (GInitableIface *iface);
@ -135,9 +138,124 @@ G_DEFINE_TYPE (MetaRemoteDesktopSessionHandle,
meta_remote_desktop_session_handle,
META_TYPE_REMOTE_ACCESS_HANDLE)
struct _MetaLogicalMonitorViewport
{
GObject parent;
MetaLogicalMonitor *logical_monitor;
};
#define META_TYPE_LOGICAL_MONITOR_VIEWPORT (meta_logical_monitor_viewport_get_type ())
G_DECLARE_FINAL_TYPE (MetaLogicalMonitorViewport, meta_logical_monitor_viewport,
META, LOGICAL_MONITOR_VIEWPORT,
GObject)
static void meta_eis_viewport_init_iface (MetaEisViewportInterface *iface);
G_DEFINE_FINAL_TYPE_WITH_CODE (MetaLogicalMonitorViewport,
meta_logical_monitor_viewport,
G_TYPE_OBJECT,
G_IMPLEMENT_INTERFACE (META_TYPE_EIS_VIEWPORT,
meta_eis_viewport_init_iface))
static MetaRemoteDesktopSessionHandle *
meta_remote_desktop_session_handle_new (MetaRemoteDesktopSession *session);
static gboolean
meta_logical_monitor_viewport_is_standalone (MetaEisViewport *viewport)
{
return FALSE;
}
static const char *
meta_logical_monitor_viewport_get_mapping_id (MetaEisViewport *viewport)
{
return NULL;
}
static gboolean
meta_logical_monitor_viewport_get_position (MetaEisViewport *viewport,
int *out_x,
int *out_y)
{
MetaLogicalMonitorViewport *logical_monitor_viewport =
META_LOGICAL_MONITOR_VIEWPORT (viewport);
MtkRectangle layout;
layout = meta_logical_monitor_get_layout (logical_monitor_viewport->logical_monitor);
*out_x = layout.x;
*out_y = layout.y;
return TRUE;
}
static void
meta_logical_monitor_viewport_get_size (MetaEisViewport *viewport,
int *out_width,
int *out_height)
{
MetaLogicalMonitorViewport *logical_monitor_viewport =
META_LOGICAL_MONITOR_VIEWPORT (viewport);
MtkRectangle layout;
layout = meta_logical_monitor_get_layout (logical_monitor_viewport->logical_monitor);
*out_width = layout.width;
*out_height = layout.height;
}
static double
meta_logical_monitor_viewport_get_physical_scale (MetaEisViewport *viewport)
{
MetaLogicalMonitorViewport *logical_monitor_viewport =
META_LOGICAL_MONITOR_VIEWPORT (viewport);
return meta_logical_monitor_get_scale (logical_monitor_viewport->logical_monitor);
}
static gboolean
meta_logical_monitor_viewport_transform_coordinate (MetaEisViewport *viewport,
double x,
double y,
double *out_x,
double *out_y)
{
*out_x = x;
*out_y = y;
return TRUE;
}
static void
meta_eis_viewport_init_iface (MetaEisViewportInterface *eis_viewport_iface)
{
eis_viewport_iface->is_standalone = meta_logical_monitor_viewport_is_standalone;
eis_viewport_iface->get_mapping_id = meta_logical_monitor_viewport_get_mapping_id;
eis_viewport_iface->get_position = meta_logical_monitor_viewport_get_position;
eis_viewport_iface->get_size = meta_logical_monitor_viewport_get_size;
eis_viewport_iface->get_physical_scale = meta_logical_monitor_viewport_get_physical_scale;
eis_viewport_iface->transform_coordinate = meta_logical_monitor_viewport_transform_coordinate;
}
static void
meta_logical_monitor_viewport_class_init (MetaLogicalMonitorViewportClass *klass)
{
}
static void
meta_logical_monitor_viewport_init (MetaLogicalMonitorViewport *logical_monitor_viewport)
{
}
static MetaLogicalMonitorViewport *
meta_logical_monitor_viewport_new (MetaLogicalMonitor *logical_monitor)
{
MetaLogicalMonitorViewport *logical_monitor_viewport;
logical_monitor_viewport = g_object_new (META_TYPE_LOGICAL_MONITOR_VIEWPORT,
NULL);
logical_monitor_viewport->logical_monitor = logical_monitor;
return logical_monitor_viewport;
}
static MetaDisplay *
display_from_session (MetaRemoteDesktopSession *session)
{
@ -219,6 +337,40 @@ on_stream_removed (MetaScreenCastSession *screen_cast_session,
meta_eis_remove_viewport (session->eis, META_EIS_VIEWPORT (stream));
}
static void
add_logical_monitor_viewports (MetaRemoteDesktopSession *session)
{
MetaBackend *backend =
meta_dbus_session_manager_get_backend (session->session_manager);
MetaMonitorManager *monitor_manager =
meta_backend_get_monitor_manager (backend);
GList *logical_monitors;
GList *l;
GList *viewports = NULL;
logical_monitors =
meta_monitor_manager_get_logical_monitors (monitor_manager);
for (l = logical_monitors; l; l = l->next)
{
MetaLogicalMonitor *logical_monitor = l->data;
MetaLogicalMonitorViewport *logical_monitor_viewport;
logical_monitor_viewport =
meta_logical_monitor_viewport_new (logical_monitor);
viewports = g_list_append (viewports, logical_monitor_viewport);
}
meta_eis_remove_all_viewports (session->eis);
meta_eis_take_viewports (session->eis, viewports);
}
static void
on_monitors_changed (MetaMonitorManager *monitor_manager,
MetaRemoteDesktopSession *session)
{
add_logical_monitor_viewports (session);
}
static void
initialize_viewports (MetaRemoteDesktopSession *session)
{
@ -245,6 +397,18 @@ initialize_viewports (MetaRemoteDesktopSession *session)
G_CALLBACK (on_stream_removed),
session);
}
else
{
MetaBackend *backend =
meta_dbus_session_manager_get_backend (session->session_manager);
MetaMonitorManager *monitor_manager =
meta_backend_get_monitor_manager (backend);
add_logical_monitor_viewports (session);
session->monitors_changed_handler_id =
g_signal_connect (monitor_manager, "monitors-changed",
G_CALLBACK (on_monitors_changed), session);
}
}
static gboolean
@ -275,6 +439,10 @@ meta_remote_desktop_session_close (MetaDbusSession *dbus_session)
META_REMOTE_DESKTOP_SESSION (dbus_session);
MetaDBusRemoteDesktopSession *skeleton =
META_DBUS_REMOTE_DESKTOP_SESSION (session);
MetaBackend *backend =
meta_dbus_session_manager_get_backend (session->session_manager);
MetaMonitorManager *monitor_manager =
meta_backend_get_monitor_manager (backend);
session->started = FALSE;
@ -289,6 +457,9 @@ meta_remote_desktop_session_close (MetaDbusSession *dbus_session)
session->screen_cast_session = NULL;
}
g_clear_signal_handler (&session->monitors_changed_handler_id,
monitor_manager);
g_clear_object (&session->virtual_pointer);
g_clear_object (&session->virtual_keyboard);
g_clear_object (&session->virtual_touchscreen);