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Move cursor tracker ownership to the backend

Browse Source 
Let the backend initialize the cursor tracker, and change all call
sites to get the cursor tracker from the backend instead of from the
screen. It wasn't associated with the screen anyway, so the API was
missleading.

https://bugzilla.gnome.org/show_bug.cgi?id=777732
This commit is contained in:
Jonas Ådahl 2016-11-29 20:30:22 +08:00
parent e35ac9be8d
commit 317b734dcc
8 changed files with 45 additions and 31 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
src/backends/meta-backend-private.h
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@ -116,6 +116,7 @@ ClutterBackend * meta_backend_get_clutter_backend (MetaBackend *backend);
MetaIdleMonitor * meta_backend_get_idle_monitor (MetaBackend *backend,
int device_id);
MetaMonitorManager * meta_backend_get_monitor_manager (MetaBackend *backend);
MetaCursorTracker * meta_backend_get_cursor_tracker (MetaBackend *backend);
MetaCursorRenderer * meta_backend_get_cursor_renderer (MetaBackend *backend);
MetaRenderer * meta_backend_get_renderer (MetaBackend *backend);
MetaEgl * meta_backend_get_egl (MetaBackend *backend);

18
src/backends/meta-backend.c
View File

@ -62,6 +62,7 @@ meta_get_backend (void)
struct _MetaBackendPrivate
{
MetaMonitorManager *monitor_manager;
MetaCursorTracker *cursor_tracker;
MetaCursorRenderer *cursor_renderer;
MetaInputSettings *input_settings;
MetaRenderer *renderer;
@ -246,7 +247,8 @@ on_device_removed (ClutterDeviceManager *device_manager,
*/
if (backend->current_device_id == device_id)
{
MetaCursorTracker *cursor_tracker = meta_cursor_tracker_get_for_screen (NULL);
MetaBackendPrivate *priv = meta_backend_get_instance_private (backend);
MetaCursorTracker *cursor_tracker = priv->cursor_tracker;
gboolean has_touchscreen, has_pointing_device;
ClutterInputDeviceType device_type;
@ -319,7 +321,7 @@ meta_backend_real_post_init (MetaBackend *backend)
has_touchscreen |= device_is_slave_touchscreen (device);
}
cursor_tracker = meta_cursor_tracker_get_for_screen (NULL);
cursor_tracker = priv->cursor_tracker;
meta_cursor_tracker_set_pointer_visible (cursor_tracker, !has_touchscreen);
g_slist_free (devices);
@ -424,6 +426,8 @@ meta_backend_initable_init (GInitable *initable,
return FALSE;
}
priv->cursor_tracker = g_object_new (META_TYPE_CURSOR_TRACKER, NULL);
return TRUE;
}
@ -466,6 +470,14 @@ meta_backend_get_monitor_manager (MetaBackend *backend)
return priv->monitor_manager;
}
MetaCursorTracker *
meta_backend_get_cursor_tracker (MetaBackend *backend)
{
MetaBackendPrivate *priv = meta_backend_get_instance_private (backend);
return priv->cursor_tracker;
}
/**
* meta_backend_get_cursor_renderer: (skip)
*/
@ -582,8 +594,8 @@ meta_backend_get_stage (MetaBackend *backend)
static gboolean
update_last_device (MetaBackend *backend)
{
MetaCursorTracker *cursor_tracker = meta_cursor_tracker_get_for_screen (NULL);
MetaBackendPrivate *priv = meta_backend_get_instance_private (backend);
MetaCursorTracker *cursor_tracker = priv->cursor_tracker;
ClutterInputDeviceType device_type;
ClutterDeviceManager *manager;
ClutterInputDevice *device;

16
src/backends/meta-cursor-tracker.c
View File

@ -130,14 +130,6 @@ meta_cursor_tracker_class_init (MetaCursorTrackerClass *klass)
G_TYPE_NONE, 0);
}
static MetaCursorTracker *
meta_cursor_tracker_new (void)
{
return g_object_new (META_TYPE_CURSOR_TRACKER, NULL);
}
static MetaCursorTracker *_cursor_tracker;
/**
* meta_cursor_tracker_get_for_screen:
* @screen: the #MetaScreen
@ -149,10 +141,12 @@ static MetaCursorTracker *_cursor_tracker;
MetaCursorTracker *
meta_cursor_tracker_get_for_screen (MetaScreen *screen)
{
if (!_cursor_tracker)
_cursor_tracker = meta_cursor_tracker_new ();
MetaBackend *backend = meta_get_backend ();
MetaCursorTracker *tracker = meta_backend_get_cursor_tracker (backend);
return _cursor_tracker;
g_assert (tracker);
return tracker;
}
static void

4
src/backends/native/meta-backend-native.c
View File

@ -318,7 +318,7 @@ meta_backend_native_warp_pointer (MetaBackend *backend,
{
ClutterDeviceManager *manager = clutter_device_manager_get_default ();
ClutterInputDevice *device = clutter_device_manager_get_core_device (manager, CLUTTER_POINTER_DEVICE);
MetaCursorTracker *tracker = meta_cursor_tracker_get_for_screen (NULL);
MetaCursorTracker *cursor_tracker = meta_backend_get_cursor_tracker (backend);
/* XXX */
guint32 time_ = 0;
@ -327,7 +327,7 @@ meta_backend_native_warp_pointer (MetaBackend *backend,
clutter_evdev_warp_pointer (device, time_, x, y);
/* Warp displayed pointer cursor. */
meta_cursor_tracker_update_position (tracker, x, y);
meta_cursor_tracker_update_position (cursor_tracker, x, y);
}
static void

3
src/core/events.c
View File

@ -253,7 +253,8 @@ meta_display_handle_event (MetaDisplay *display,
}
else
{
MetaCursorTracker *cursor_tracker = meta_cursor_tracker_get_for_screen (NULL);
MetaCursorTracker *cursor_tracker =
meta_backend_get_cursor_tracker (backend);
meta_cursor_tracker_update_position (cursor_tracker,
event->motion.x,

19
src/core/screen.c
View File

@ -1263,14 +1263,15 @@ meta_screen_update_cursor (MetaScreen *screen)
MetaCursor cursor = screen->current_cursor;
Cursor xcursor;
MetaCursorSprite *cursor_sprite;
MetaCursorTracker *tracker = meta_cursor_tracker_get_for_screen (screen);
MetaBackend *backend = meta_get_backend ();
MetaCursorTracker *cursor_tracker = meta_backend_get_cursor_tracker (backend);
cursor_sprite = meta_cursor_sprite_from_theme (cursor);
if (meta_is_wayland_compositor ())
manage_root_cursor_sprite_scale (screen, cursor_sprite);
meta_cursor_tracker_set_root_cursor (tracker, cursor_sprite);
meta_cursor_tracker_set_root_cursor (cursor_tracker, cursor_sprite);
g_object_unref (cursor_sprite);
/* Set a cursor for X11 applications that don't specify their own */
@ -1378,7 +1379,8 @@ MetaWindow*
meta_screen_get_mouse_window (MetaScreen *screen,
MetaWindow *not_this_one)
{
MetaCursorTracker *tracker = meta_cursor_tracker_get_for_screen (screen);
MetaBackend *backend = meta_get_backend ();
MetaCursorTracker *cursor_tracker = meta_backend_get_cursor_tracker (backend);
MetaWindow *window;
int x, y;
@ -1386,7 +1388,7 @@ meta_screen_get_mouse_window (MetaScreen *screen,
meta_topic (META_DEBUG_FOCUS,
"Focusing mouse window excluding %s\n", not_this_one->desc);
meta_cursor_tracker_get_pointer (tracker, &x, &y, NULL);
meta_cursor_tracker_get_pointer (cursor_tracker, &x, &y, NULL);
window = meta_stack_get_default_focus_window_at_point (screen->stack,
screen->active_workspace,
@ -1665,7 +1667,7 @@ meta_screen_get_current_monitor (MetaScreen *screen)
MetaBackend *backend = meta_get_backend ();
MetaMonitorManager *monitor_manager =
meta_backend_get_monitor_manager (backend);
MetaCursorTracker *tracker = meta_cursor_tracker_get_for_screen (screen);
MetaCursorTracker *cursor_tracker = meta_backend_get_cursor_tracker (backend);
int n_logical_monitors =
meta_monitor_manager_get_num_logical_monitors (monitor_manager);
@ -1679,7 +1681,7 @@ meta_screen_get_current_monitor (MetaScreen *screen)
{
int x, y;
meta_cursor_tracker_get_pointer (tracker, &x, &y, NULL);
meta_cursor_tracker_get_pointer (cursor_tracker, &x, &y, NULL);
meta_screen_get_current_monitor_for_pos (screen, x, y);
}
@ -2968,9 +2970,10 @@ gboolean
meta_screen_handle_xevent (MetaScreen *screen,
XEvent *xevent)
{
MetaCursorTracker *tracker = meta_cursor_tracker_get_for_screen (screen);
MetaBackend *backend = meta_get_backend ();
MetaCursorTracker *cursor_tracker = meta_backend_get_cursor_tracker (backend);
if (meta_cursor_tracker_handle_xevent (tracker, xevent))
if (meta_cursor_tracker_handle_xevent (cursor_tracker, xevent))
return TRUE;
return FALSE;

6
src/core/window.c
View File

@ -7691,15 +7691,15 @@ window_focus_on_pointer_rest_callback (gpointer data)
MetaFocusData *focus_data = data;
MetaWindow *window = focus_data->window;
MetaDisplay *display = window->display;
MetaScreen *screen = window->screen;
MetaCursorTracker *tracker = meta_cursor_tracker_get_for_screen (screen);
MetaBackend *backend = meta_get_backend ();
MetaCursorTracker *cursor_tracker = meta_backend_get_cursor_tracker (backend);
int root_x, root_y;
guint32 timestamp;
if (meta_prefs_get_focus_mode () == G_DESKTOP_FOCUS_MODE_CLICK)
goto out;
meta_cursor_tracker_get_pointer (tracker, &root_x, &root_y, NULL);
meta_cursor_tracker_get_pointer (cursor_tracker, &root_x, &root_y, NULL);
if (root_x != focus_data->pointer_x ||
root_y != focus_data->pointer_y)

9
src/wayland/meta-wayland-pointer.c
View File

@ -480,7 +480,8 @@ meta_wayland_pointer_on_cursor_changed (MetaCursorTracker *cursor_tracker,
void
meta_wayland_pointer_enable (MetaWaylandPointer *pointer)
{
MetaCursorTracker *cursor_tracker = meta_cursor_tracker_get_for_screen (NULL);
MetaBackend *backend = meta_get_backend ();
MetaCursorTracker *cursor_tracker = meta_backend_get_cursor_tracker (backend);
ClutterDeviceManager *manager;
pointer->pointer_clients =
@ -503,7 +504,8 @@ meta_wayland_pointer_enable (MetaWaylandPointer *pointer)
void
meta_wayland_pointer_disable (MetaWaylandPointer *pointer)
{
MetaCursorTracker *cursor_tracker = meta_cursor_tracker_get_for_screen (NULL);
MetaBackend *backend = meta_get_backend ();
MetaCursorTracker *cursor_tracker = meta_backend_get_cursor_tracker (backend);
g_signal_handlers_disconnect_by_func (cursor_tracker,
(gpointer) meta_wayland_pointer_on_cursor_changed,
@ -965,7 +967,8 @@ meta_wayland_pointer_get_relative_coordinates (MetaWaylandPointer *pointer,
void
meta_wayland_pointer_update_cursor_surface (MetaWaylandPointer *pointer)
{
MetaCursorTracker *cursor_tracker = meta_cursor_tracker_get_for_screen (NULL);
MetaBackend *backend = meta_get_backend ();
MetaCursorTracker *cursor_tracker = meta_backend_get_cursor_tracker (backend);
if (pointer->current)
{