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compositor: Move out X11 compositing code into sub type

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Introduce MetaCompositorX11, dealing with being a X11 compositor, and
MetaCompositorServer, being a compositor while also being the display
server itself, e.g. a Wayland display server.

https://gitlab.gnome.org/GNOME/mutter/merge_requests/727
This commit is contained in:
Jonas Ådahl 2019-08-14 23:25:54 +02:00 committed by Georges Basile Stavracas Neto
parent 9af90bf9c1
commit 984aad4b86
13 changed files with 679 additions and 383 deletions
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9
src/backends/meta-dnd-private.h
View File

@ -24,11 +24,12 @@
#include <X11/Xlib.h> #include <X11/Xlib.h>
#include "backends/meta-backend-private.h" #include "backends/meta-backend-private.h"
#include "compositor/meta-compositor-x11.h"
gboolean meta_dnd_handle_xdnd_event (MetaBackend *backend, gboolean meta_dnd_handle_xdnd_event (MetaBackend *backend,
MetaCompositor *compositor, MetaCompositorX11 *compositor_x11,
Display *xdisplay, Display *xdisplay,
XEvent *xev); XEvent *xev);
void meta_dnd_init_xdnd (MetaX11Display *x11_display); void meta_dnd_init_xdnd (MetaX11Display *x11_display);

23
src/backends/x11/cm/meta-backend-x11-cm.c
View File

@ -27,11 +27,14 @@
#include <xkbcommon/xkbcommon-x11.h> #include <xkbcommon/xkbcommon-x11.h>
#include "backends/meta-backend-private.h" #include "backends/meta-backend-private.h"
#include "backends/meta-dnd-private.h"
#include "backends/x11/meta-cursor-renderer-x11.h" #include "backends/x11/meta-cursor-renderer-x11.h"
#include "backends/x11/meta-gpu-xrandr.h" #include "backends/x11/meta-gpu-xrandr.h"
#include "backends/x11/meta-input-settings-x11.h" #include "backends/x11/meta-input-settings-x11.h"
#include "backends/x11/meta-monitor-manager-xrandr.h" #include "backends/x11/meta-monitor-manager-xrandr.h"
#include "backends/x11/cm/meta-renderer-x11-cm.h" #include "backends/x11/cm/meta-renderer-x11-cm.h"
#include "compositor/meta-compositor-x11.h"
#include "core/display-private.h"
struct _MetaBackendX11Cm struct _MetaBackendX11Cm
{ {
@ -328,6 +331,20 @@ meta_backend_x11_cm_handle_host_xevent (MetaBackendX11 *backend_x11,
MetaMonitorManagerXrandr *monitor_manager_xrandr = MetaMonitorManagerXrandr *monitor_manager_xrandr =
META_MONITOR_MANAGER_XRANDR (monitor_manager); META_MONITOR_MANAGER_XRANDR (monitor_manager);
Display *xdisplay = meta_backend_x11_get_xdisplay (x11); Display *xdisplay = meta_backend_x11_get_xdisplay (x11);
gboolean bypass_clutter = FALSE;
MetaDisplay *display;
display = meta_get_display ();
if (display)
{
MetaCompositor *compositor = display->compositor;
MetaCompositorX11 *compositor_x11 = META_COMPOSITOR_X11 (compositor);
Display *xdisplay = meta_backend_x11_get_xdisplay (x11);
if (meta_dnd_handle_xdnd_event (backend, compositor_x11,
xdisplay, event))
bypass_clutter = TRUE;
}
if (event->type == meta_backend_x11_get_xkb_event_base (x11)) if (event->type == meta_backend_x11_get_xkb_event_base (x11))
{ {
@ -351,8 +368,10 @@ meta_backend_x11_cm_handle_host_xevent (MetaBackendX11 *backend_x11,
} }
} }
return meta_monitor_manager_xrandr_handle_xevent (monitor_manager_xrandr, bypass_clutter |=
event); meta_monitor_manager_xrandr_handle_xevent (monitor_manager_xrandr, event);
return bypass_clutter;
} }
static void static void

26
src/backends/x11/meta-backend-x11.c
View File

@ -42,7 +42,6 @@
#include <string.h> #include <string.h>
#include <xkbcommon/xkbcommon-x11.h> #include <xkbcommon/xkbcommon-x11.h>
#include "backends/meta-dnd-private.h"
#include "backends/meta-idle-monitor-private.h" #include "backends/meta-idle-monitor-private.h"
#include "backends/meta-stage-private.h" #include "backends/meta-stage-private.h"
#include "backends/x11/meta-clutter-backend-x11.h" #include "backends/x11/meta-clutter-backend-x11.h"
@ -326,25 +325,20 @@ handle_host_xevent (MetaBackend *backend,
MetaBackendX11 *x11 = META_BACKEND_X11 (backend); MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11); MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
gboolean bypass_clutter = FALSE; gboolean bypass_clutter = FALSE;
MetaDisplay *display;
XGetEventData (priv->xdisplay, &event->xcookie); XGetEventData (priv->xdisplay, &event->xcookie);
{ display = meta_get_display ();
MetaDisplay *display = meta_get_display (); if (display)
{
MetaCompositor *compositor = display->compositor;
MetaPluginManager *plugin_mgr =
meta_compositor_get_plugin_manager (compositor);
if (display) if (meta_plugin_manager_xevent_filter (plugin_mgr, event))
{ bypass_clutter = TRUE;
MetaCompositor *compositor = display->compositor; }
MetaPluginManager *plugin_mgr =
meta_compositor_get_plugin_manager (compositor);
if (meta_plugin_manager_xevent_filter (plugin_mgr, event))
bypass_clutter = TRUE;
if (meta_dnd_handle_xdnd_event (backend, compositor, priv->xdisplay, event))
bypass_clutter = TRUE;
}
}
bypass_clutter = (meta_backend_x11_handle_host_xevent (x11, event) || bypass_clutter = (meta_backend_x11_handle_host_xevent (x11, event) ||
bypass_clutter); bypass_clutter);

11
src/compositor/compositor-private.h
View File

@ -17,6 +17,13 @@
struct _MetaCompositorClass struct _MetaCompositorClass
{ {
GObjectClass parent_class; GObjectClass parent_class;
void (* manage) (MetaCompositor *compositor);
void (* unmanage) (MetaCompositor *compositor);
void (* pre_paint) (MetaCompositor *compositor);
void (* post_paint) (MetaCompositor *compositor);
void (* remove_window) (MetaCompositor *compositor,
MetaWindow *window);
}; };
void meta_compositor_remove_window_actor (MetaCompositor *compositor, void meta_compositor_remove_window_actor (MetaCompositor *compositor,
@ -50,9 +57,11 @@ void meta_compositor_locate_pointer (MetaCompositor *compositor);
void meta_compositor_redirect_x11_windows (MetaCompositor *compositor); void meta_compositor_redirect_x11_windows (MetaCompositor *compositor);
gboolean meta_compositor_is_unredirect_inhibited (MetaCompositor *compositor);
MetaDisplay * meta_compositor_get_display (MetaCompositor *compositor); MetaDisplay * meta_compositor_get_display (MetaCompositor *compositor);
Window meta_compositor_get_output_xwindow (MetaCompositor *compositor); MetaWindowActor * meta_compositor_get_top_window_actor (MetaCompositor *compositor);
ClutterStage * meta_compositor_get_stage (MetaCompositor *compositor); ClutterStage * meta_compositor_get_stage (MetaCompositor *compositor);

423
src/compositor/compositor.c
View File

@ -54,14 +54,11 @@
#include "compositor/compositor-private.h" #include "compositor/compositor-private.h"
#include <X11/extensions/shape.h>
#include <X11/extensions/Xcomposite.h> #include <X11/extensions/Xcomposite.h>
#include "backends/meta-dnd-private.h" #include "backends/meta-dnd-private.h"
#include "backends/x11/meta-backend-x11.h"
#include "clutter/clutter-mutter.h" #include "clutter/clutter-mutter.h"
#include "clutter/x11/clutter-x11.h" #include "compositor/meta-compositor-x11.h"
#include "compositor/meta-sync-ring.h"
#include "compositor/meta-window-actor-x11.h" #include "compositor/meta-window-actor-x11.h"
#include "compositor/meta-window-actor-wayland.h" #include "compositor/meta-window-actor-wayland.h"
#include "compositor/meta-window-actor-private.h" #include "compositor/meta-window-actor-private.h"
@ -83,6 +80,7 @@
#include "x11/meta-x11-display-private.h" #include "x11/meta-x11-display-private.h"
#ifdef HAVE_WAYLAND #ifdef HAVE_WAYLAND
#include "compositor/meta-compositor-server.h"
#include "wayland/meta-wayland-private.h" #include "wayland/meta-wayland-private.h"
#endif #endif
@ -110,26 +108,21 @@ typedef struct _MetaCompositorPrivate
ClutterActor *feedback_group; ClutterActor *feedback_group;
GList *windows; GList *windows;
Window output;
CoglContext *context; CoglContext *context;
MetaWindowActor *top_window_actor; MetaWindowActor *top_window_actor;
gulong top_window_actor_destroy_id; gulong top_window_actor_destroy_id;
/* Used for unredirecting fullscreen windows */
int disable_unredirect_count; int disable_unredirect_count;
MetaWindow *unredirected_window;
int switch_workspace_in_progress; int switch_workspace_in_progress;
MetaPluginManager *plugin_mgr; MetaPluginManager *plugin_mgr;
gboolean frame_has_updated_xsurfaces;
gboolean have_x11_sync_object;
} MetaCompositorPrivate; } MetaCompositorPrivate;
G_DEFINE_TYPE_WITH_PRIVATE (MetaCompositor, meta_compositor, G_TYPE_OBJECT) G_DEFINE_ABSTRACT_TYPE_WITH_PRIVATE (MetaCompositor, meta_compositor,
G_TYPE_OBJECT)
static void static void
on_presented (ClutterStage *stage, on_presented (ClutterStage *stage,
@ -189,20 +182,6 @@ meta_compositor_destroy (MetaCompositor *compositor)
g_object_unref (compositor); g_object_unref (compositor);
} }
static void
process_damage (MetaCompositor *compositor,
XDamageNotifyEvent *event,
MetaWindow *window)
{
MetaCompositorPrivate *priv =
meta_compositor_get_instance_private (compositor);
MetaWindowActor *window_actor = meta_window_actor_from_window (window);
meta_window_actor_process_x11_damage (window_actor, event);
priv->frame_has_updated_xsurfaces = TRUE;
}
/* compat helper */ /* compat helper */
static MetaCompositor * static MetaCompositor *
get_compositor_for_display (MetaDisplay *display) get_compositor_for_display (MetaDisplay *display)
@ -290,50 +269,6 @@ meta_get_window_actors (MetaDisplay *display)
return priv->windows; return priv->windows;
} }
void
meta_set_stage_input_region (MetaDisplay *display,
XserverRegion region)
{
/* As a wayland compositor we can simply ignore all this trickery
* for setting an input region on the stage for capturing events in
* clutter since all input comes to us first and we get to choose
* who else sees them.
*/
if (!meta_is_wayland_compositor ())
{
MetaCompositor *compositor = display->compositor;
MetaCompositorPrivate *priv =
meta_compositor_get_instance_private (compositor);
Display *xdpy = meta_x11_display_get_xdisplay (display->x11_display);
Window xstage = clutter_x11_get_stage_window (CLUTTER_STAGE (priv->stage));
XFixesSetWindowShapeRegion (xdpy, xstage, ShapeInput, 0, 0, region);
/* It's generally a good heuristic that when a crossing event is generated because
* we reshape the overlay, we don't want it to affect focus-follows-mouse focus -
* it's not the user doing something, it's the environment changing under the user.
*/
meta_display_add_ignored_crossing_serial (display, XNextRequest (xdpy));
XFixesSetWindowShapeRegion (xdpy, priv->output, ShapeInput, 0, 0, region);
}
}
void
meta_empty_stage_input_region (MetaDisplay *display)
{
/* Using a static region here is a bit hacky, but Metacity never opens more than
* one XDisplay, so it works fine. */
static XserverRegion region = None;
if (region == None)
{
Display *xdpy = meta_x11_display_get_xdisplay (display->x11_display);
region = XFixesCreateRegion (xdpy, NULL, 0);
}
meta_set_stage_input_region (display, region);
}
void void
meta_focus_stage_window (MetaDisplay *display, meta_focus_stage_window (MetaDisplay *display,
guint32 timestamp) guint32 timestamp)
@ -584,14 +519,10 @@ meta_compositor_manage (MetaCompositor *compositor)
MetaCompositorPrivate *priv = MetaCompositorPrivate *priv =
meta_compositor_get_instance_private (compositor); meta_compositor_get_instance_private (compositor);
MetaDisplay *display = priv->display; MetaDisplay *display = priv->display;
Display *xdisplay = NULL;
MetaBackend *backend = meta_get_backend (); MetaBackend *backend = meta_get_backend ();
if (display->x11_display) if (display->x11_display)
{ meta_x11_display_set_cm_selection (display->x11_display);
xdisplay = display->x11_display->xdisplay;
meta_x11_display_set_cm_selection (display->x11_display);
}
priv->stage = meta_backend_get_stage (backend); priv->stage = meta_backend_get_stage (backend);
@ -622,42 +553,7 @@ meta_compositor_manage (MetaCompositor *compositor)
clutter_actor_add_child (priv->stage, priv->top_window_group); clutter_actor_add_child (priv->stage, priv->top_window_group);
clutter_actor_add_child (priv->stage, priv->feedback_group); clutter_actor_add_child (priv->stage, priv->feedback_group);
if (meta_is_wayland_compositor ()) META_COMPOSITOR_GET_CLASS (compositor)->manage (compositor);
{
/* NB: When running as a wayland compositor we don't need an X
* composite overlay window, and we don't need to play any input
* region tricks to redirect events into clutter. */
priv->output = None;
}
else
{
Window xwin;
priv->output = display->x11_display->composite_overlay_window;
xwin = meta_backend_x11_get_xwindow (META_BACKEND_X11 (backend));
XReparentWindow (xdisplay, xwin, priv->output, 0, 0);
meta_empty_stage_input_region (display);
/* Make sure there isn't any left-over output shape on the
* overlay window by setting the whole screen to be an
* output region.
*
* Note: there doesn't seem to be any real chance of that
* because the X server will destroy the overlay window
* when the last client using it exits.
*/
XFixesSetWindowShapeRegion (xdisplay, priv->output, ShapeBounding, 0, 0, None);
/* Map overlay window before redirecting windows offscreen so we catch their
* contents until we show the stage.
*/
XMapWindow (xdisplay, priv->output);
priv->have_x11_sync_object = meta_sync_ring_init (xdisplay);
}
meta_compositor_redirect_x11_windows (compositor); meta_compositor_redirect_x11_windows (compositor);
@ -667,103 +563,7 @@ meta_compositor_manage (MetaCompositor *compositor)
void void
meta_compositor_unmanage (MetaCompositor *compositor) meta_compositor_unmanage (MetaCompositor *compositor)
{ {
if (!meta_is_wayland_compositor ()) META_COMPOSITOR_GET_CLASS (compositor)->unmanage (compositor);
{
MetaCompositorPrivate *priv =
meta_compositor_get_instance_private (compositor);
MetaX11Display *display = priv->display->x11_display;
Display *xdisplay = display->xdisplay;
Window xroot = display->xroot;
/* This is the most important part of cleanup - we have to do this
* before giving up the window manager selection or the next
* window manager won't be able to redirect subwindows */
XCompositeUnredirectSubwindows (xdisplay, xroot, CompositeRedirectManual);
}
}
/**
* meta_shape_cow_for_window:
* @compositor: A #MetaCompositor
* @window: (nullable): A #MetaWindow to shape the COW for
*
* Sets an bounding shape on the COW so that the given window
* is exposed. If @window is %NULL it clears the shape again.
*
* Used so we can unredirect windows, by shaping away the part
* of the COW, letting the raw window be seen through below.
*/
static void
meta_shape_cow_for_window (MetaCompositor *compositor,
MetaWindow *window)
{
MetaCompositorPrivate *priv =
meta_compositor_get_instance_private (compositor);
MetaDisplay *display = priv->display;
Display *xdisplay = meta_x11_display_get_xdisplay (display->x11_display);
if (window == NULL)
{
XFixesSetWindowShapeRegion (xdisplay, priv->output,
ShapeBounding, 0, 0, None);
}
else
{
XserverRegion output_region;
XRectangle screen_rect, window_bounds;
int width, height;
MetaRectangle rect;
meta_window_get_frame_rect (window, &rect);
window_bounds.x = rect.x;
window_bounds.y = rect.y;
window_bounds.width = rect.width;
window_bounds.height = rect.height;
meta_display_get_size (display, &width, &height);
screen_rect.x = 0;
screen_rect.y = 0;
screen_rect.width = width;
screen_rect.height = height;
output_region = XFixesCreateRegion (xdisplay, &window_bounds, 1);
XFixesInvertRegion (xdisplay, output_region, &screen_rect, output_region);
XFixesSetWindowShapeRegion (xdisplay, priv->output,
ShapeBounding, 0, 0, output_region);
XFixesDestroyRegion (xdisplay, output_region);
}
}
static void
set_unredirected_window (MetaCompositor *compositor,
MetaWindow *window)
{
MetaCompositorPrivate *priv =
meta_compositor_get_instance_private (compositor);
if (priv->unredirected_window == window)
return;
if (priv->unredirected_window != NULL)
{
MetaWindowActor *window_actor;
window_actor = meta_window_actor_from_window (priv->unredirected_window);
meta_window_actor_set_unredirected (window_actor, FALSE);
}
meta_shape_cow_for_window (compositor, window);
priv->unredirected_window = window;
if (priv->unredirected_window != NULL)
{
MetaWindowActor *window_actor;
window_actor = meta_window_actor_from_window (priv->unredirected_window);
meta_window_actor_set_unredirected (window_actor, TRUE);
}
} }
void void
@ -805,18 +605,20 @@ meta_compositor_add_window (MetaCompositor *compositor,
sync_actor_stacking (compositor); sync_actor_stacking (compositor);
} }
static void
meta_compositor_real_remove_window (MetaCompositor *compositor,
MetaWindow *window)
{
MetaWindowActor *window_actor = meta_window_actor_from_window (window);
meta_window_actor_queue_destroy (window_actor);
}
void void
meta_compositor_remove_window (MetaCompositor *compositor, meta_compositor_remove_window (MetaCompositor *compositor,
MetaWindow *window) MetaWindow *window)
{ {
MetaCompositorPrivate *priv = META_COMPOSITOR_GET_CLASS (compositor)->remove_window (compositor, window);
meta_compositor_get_instance_private (compositor);
MetaWindowActor *window_actor = meta_window_actor_from_window (window);
if (priv->unredirected_window == window)
set_unredirected_window (compositor, NULL);
meta_window_actor_queue_destroy (window_actor);
} }
void void
@ -874,53 +676,6 @@ meta_compositor_window_opacity_changed (MetaCompositor *compositor,
meta_window_actor_update_opacity (window_actor); meta_window_actor_update_opacity (window_actor);
} }
/**
* meta_compositor_process_event: (skip)
* @compositor:
* @event:
* @window:
*
*/
gboolean
meta_compositor_process_event (MetaCompositor *compositor,
XEvent *event,
MetaWindow *window)
{
MetaCompositorPrivate *priv =
meta_compositor_get_instance_private (compositor);
MetaX11Display *x11_display = priv->display->x11_display;
if (!meta_is_wayland_compositor () &&
event->type == meta_x11_display_get_damage_event_base (x11_display) + XDamageNotify)
{
/* Core code doesn't handle damage events, so we need to extract the MetaWindow
* ourselves
*/
if (window == NULL)
{
Window xwin = ((XDamageNotifyEvent *) event)->drawable;
window = meta_x11_display_lookup_x_window (x11_display, xwin);
}
if (window)
process_damage (compositor, (XDamageNotifyEvent *) event, window);
}
if (priv->have_x11_sync_object)
meta_sync_ring_handle_event (event);
/* Clutter needs to know about MapNotify events otherwise it will
think the stage is invisible */
if (!meta_is_wayland_compositor () && event->type == MapNotify)
clutter_x11_handle_event (event);
/* The above handling is basically just "observing" the events, so we return
* FALSE to indicate that the event should not be filtered out; if we have
* GTK+ windows in the same process, GTK+ needs the ConfigureNotify event, for example.
*/
return FALSE;
}
gboolean gboolean
meta_compositor_filter_keybinding (MetaCompositor *compositor, meta_compositor_filter_keybinding (MetaCompositor *compositor,
MetaKeyBinding *binding) MetaKeyBinding *binding)
@ -1299,85 +1054,40 @@ on_presented (ClutterStage *stage,
} }
} }
static void
meta_compositor_real_pre_paint (MetaCompositor *compositor)
{
MetaCompositorPrivate *priv =
meta_compositor_get_instance_private (compositor);
GList *l;
for (l = priv->windows; l; l = l->next)
meta_window_actor_pre_paint (l->data);
}
static void
meta_compositor_pre_paint (MetaCompositor *compositor)
{
META_COMPOSITOR_GET_CLASS (compositor)->pre_paint (compositor);
}
static gboolean static gboolean
meta_pre_paint_func (gpointer data) meta_pre_paint_func (gpointer data)
{ {
MetaCompositor *compositor = data; MetaCompositor *compositor = data;
MetaCompositorPrivate *priv =
meta_compositor_get_instance_private (compositor);
GList *l;
MetaWindowActor *top_window_actor;
if (priv->windows == NULL) meta_compositor_pre_paint (compositor);
return TRUE;
top_window_actor = priv->top_window_actor;
if (top_window_actor &&
meta_window_actor_should_unredirect (top_window_actor) &&
priv->disable_unredirect_count == 0)
{
MetaWindow *top_window;
top_window = meta_window_actor_get_meta_window (top_window_actor);
set_unredirected_window (compositor, top_window);
}
else
{
set_unredirected_window (compositor, NULL);
}
for (l = priv->windows; l; l = l->next)
meta_window_actor_pre_paint (l->data);
if (priv->frame_has_updated_xsurfaces)
{
/* We need to make sure that any X drawing that happens before
* the XDamageSubtract() for each window above is visible to
* subsequent GL rendering; the standardized way to do this is
* GL_EXT_X11_sync_object. Since this isn't implemented yet in
* mesa, we also have a path that relies on the implementation
* of the open source drivers.
*
* Anything else, we just hope for the best.
*
* Xorg and open source driver specifics:
*
* The X server makes sure to flush drawing to the kernel before
* sending out damage events, but since we use
* DamageReportBoundingBox there may be drawing between the last
* damage event and the XDamageSubtract() that needs to be
* flushed as well.
*
* Xorg always makes sure that drawing is flushed to the kernel
* before writing events or responses to the client, so any
* round trip request at this point is sufficient to flush the
* GLX buffers.
*/
if (priv->have_x11_sync_object)
priv->have_x11_sync_object = meta_sync_ring_insert_wait ();
else
XSync (priv->display->x11_display->xdisplay, False);
}
return TRUE; return TRUE;
} }
static gboolean static void
meta_post_paint_func (gpointer data) meta_compositor_real_post_paint (MetaCompositor *compositor)
{ {
MetaCompositor *compositor = data;
MetaCompositorPrivate *priv = MetaCompositorPrivate *priv =
meta_compositor_get_instance_private (compositor); meta_compositor_get_instance_private (compositor);
CoglGraphicsResetStatus status; CoglGraphicsResetStatus status;
if (priv->frame_has_updated_xsurfaces)
{
if (priv->have_x11_sync_object)
priv->have_x11_sync_object = meta_sync_ring_after_frame ();
priv->frame_has_updated_xsurfaces = FALSE;
}
status = cogl_get_graphics_reset_status (priv->context); status = cogl_get_graphics_reset_status (priv->context);
switch (status) switch (status)
{ {
@ -1400,6 +1110,20 @@ meta_post_paint_func (gpointer data)
meta_restart (NULL); meta_restart (NULL);
break; break;
} }
}
static void
meta_compositor_post_paint (MetaCompositor *compositor)
{
META_COMPOSITOR_GET_CLASS (compositor)->post_paint (compositor);
}
static gboolean
meta_post_paint_func (gpointer data)
{
MetaCompositor *compositor = data;
meta_compositor_post_paint (compositor);
return TRUE; return TRUE;
} }
@ -1427,7 +1151,13 @@ meta_compositor_new (MetaDisplay *display)
MetaCompositor *compositor; MetaCompositor *compositor;
MetaCompositorPrivate *priv; MetaCompositorPrivate *priv;
compositor = g_object_new (META_TYPE_COMPOSITOR, NULL); #ifdef HAVE_WAYLAND
if (meta_is_wayland_compositor ())
compositor = g_object_new (META_TYPE_COMPOSITOR_SERVER, NULL);
else
#endif
compositor = g_object_new (META_TYPE_COMPOSITOR_X11, NULL);
priv = meta_compositor_get_instance_private (compositor); priv = meta_compositor_get_instance_private (compositor);
priv->display = display; priv->display = display;
@ -1484,12 +1214,6 @@ meta_compositor_dispose (GObject *object)
g_clear_pointer (&priv->feedback_group, clutter_actor_destroy); g_clear_pointer (&priv->feedback_group, clutter_actor_destroy);
g_clear_pointer (&priv->windows, g_list_free); g_clear_pointer (&priv->windows, g_list_free);
if (priv->have_x11_sync_object)
{
meta_sync_ring_destroy ();
priv->have_x11_sync_object = FALSE;
}
G_OBJECT_CLASS (meta_compositor_parent_class)->dispose (object); G_OBJECT_CLASS (meta_compositor_parent_class)->dispose (object);
} }
@ -1499,6 +1223,10 @@ meta_compositor_class_init (MetaCompositorClass *klass)
GObjectClass *object_class = G_OBJECT_CLASS (klass); GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->dispose = meta_compositor_dispose; object_class->dispose = meta_compositor_dispose;
klass->remove_window = meta_compositor_real_remove_window;
klass->pre_paint = meta_compositor_real_pre_paint;
klass->post_paint = meta_compositor_real_post_paint;
} }
/** /**
@ -1539,6 +1267,15 @@ meta_enable_unredirect_for_display (MetaDisplay *display)
priv->disable_unredirect_count--; priv->disable_unredirect_count--;
} }
gboolean
meta_compositor_is_unredirect_inhibited (MetaCompositor *compositor)
{
MetaCompositorPrivate *priv =
meta_compositor_get_instance_private (compositor);
return priv->disable_unredirect_count > 0;
}
#define FLASH_TIME_MS 50 #define FLASH_TIME_MS 50
static void static void
@ -1771,15 +1508,6 @@ meta_compositor_get_display (MetaCompositor *compositor)
return priv->display; return priv->display;
} }
Window
meta_compositor_get_output_xwindow (MetaCompositor *compositor)
{
MetaCompositorPrivate *priv =
meta_compositor_get_instance_private (compositor);
return priv->output;
}
ClutterStage * ClutterStage *
meta_compositor_get_stage (MetaCompositor *compositor) meta_compositor_get_stage (MetaCompositor *compositor)
{ {
@ -1789,6 +1517,15 @@ meta_compositor_get_stage (MetaCompositor *compositor)
return CLUTTER_STAGE (priv->stage); return CLUTTER_STAGE (priv->stage);
} }
MetaWindowActor *
meta_compositor_get_top_window_actor (MetaCompositor *compositor)
{
MetaCompositorPrivate *priv =
meta_compositor_get_instance_private (compositor);
return priv->top_window_actor;
}
gboolean gboolean
meta_compositor_is_switching_workspace (MetaCompositor *compositor) meta_compositor_is_switching_workspace (MetaCompositor *compositor)
{ {

54
src/compositor/meta-compositor-server.c Normal file
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@ -0,0 +1,54 @@
/*
* Copyright (C) 2019 Red Hat Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*
*/
#include "config.h"
#include "compositor/meta-compositor-server.h"
struct _MetaCompositorServer
{
MetaCompositor parent;
};
G_DEFINE_TYPE (MetaCompositorServer, meta_compositor_server, META_TYPE_COMPOSITOR)
static void
meta_compositor_server_manage (MetaCompositor *compositor)
{
}
static void
meta_compositor_server_unmanage (MetaCompositor *compositor)
{
}
static void
meta_compositor_server_init (MetaCompositorServer *compositor_server)
{
}
static void
meta_compositor_server_class_init (MetaCompositorServerClass *klass)
{
MetaCompositorClass *compositor_class = META_COMPOSITOR_CLASS (klass);
compositor_class->manage = meta_compositor_server_manage;
compositor_class->unmanage = meta_compositor_server_unmanage;
}

30
src/compositor/meta-compositor-server.h Normal file
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@ -0,0 +1,30 @@
/*
* Copyright (C) 2019 Red Hat Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*
*/
#ifndef META_COMPOSITOR_SERVER_H
#define META_COMPOSITOR_SERVER_H
#include "compositor/compositor-private.h"
#define META_TYPE_COMPOSITOR_SERVER (meta_compositor_server_get_type ())
G_DECLARE_FINAL_TYPE (MetaCompositorServer, meta_compositor_server,
META, COMPOSITOR_SERVER, MetaCompositor)
#endif /* META_COMPOSITOR_SERVER_H */

412
src/compositor/meta-compositor-x11.c Normal file
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@ -0,0 +1,412 @@
/*
* Copyright (C) 2019 Red Hat Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*
*/
#include "config.h"
#include "compositor/meta-compositor-x11.h"
#include <X11/extensions/shape.h>
#include <X11/extensions/Xcomposite.h>
#include "backends/x11/meta-backend-x11.h"
#include "clutter/x11/clutter-x11.h"
#include "compositor/meta-sync-ring.h"
#include "core/display-private.h"
#include "x11/meta-x11-display-private.h"
struct _MetaCompositorX11
{
MetaCompositor parent;
Window output;
gboolean frame_has_updated_xsurfaces;
gboolean have_x11_sync_object;
MetaWindow *unredirected_window;
};
G_DEFINE_TYPE (MetaCompositorX11, meta_compositor_x11, META_TYPE_COMPOSITOR)
static void
process_damage (MetaCompositorX11 *compositor_x11,
XDamageNotifyEvent *damage_xevent,
MetaWindow *window)
{
MetaWindowActor *window_actor = meta_window_actor_from_window (window);
meta_window_actor_process_x11_damage (window_actor, damage_xevent);
compositor_x11->frame_has_updated_xsurfaces = TRUE;
}
void
meta_compositor_x11_process_xevent (MetaCompositorX11 *compositor_x11,
XEvent *xevent,
MetaWindow *window)
{
MetaCompositor *compositor = META_COMPOSITOR (compositor_x11);
MetaDisplay *display = meta_compositor_get_display (compositor);
MetaX11Display *x11_display = display->x11_display;
int damage_event_base;
damage_event_base = meta_x11_display_get_damage_event_base (x11_display);
if (xevent->type == damage_event_base + XDamageNotify)
{
/*
* Core code doesn't handle damage events, so we need to extract the
* MetaWindow ourselves.
*/
if (!window)
{
Window xwindow;
xwindow = ((XDamageNotifyEvent *) xevent)->drawable;
window = meta_x11_display_lookup_x_window (x11_display, xwindow);
}
if (window)
process_damage (compositor_x11, (XDamageNotifyEvent *) xevent, window);
}
if (compositor_x11->have_x11_sync_object)
meta_sync_ring_handle_event (xevent);
/*
* Clutter needs to know about MapNotify events otherwise it will think the
* stage is invisible
*/
if (xevent->type == MapNotify)
clutter_x11_handle_event (xevent);
}
void
meta_set_stage_input_region (MetaDisplay *display,
XserverRegion region)
{
MetaCompositor *compositor = display->compositor;
MetaCompositorX11 *compositor_x11 = META_COMPOSITOR_X11 (display->compositor);
Display *xdisplay = meta_x11_display_get_xdisplay (display->x11_display);
ClutterStage *stage = meta_compositor_get_stage (compositor);
Window xstage;
/*
* As a wayland compositor we can simply ignore all this trickery
* for setting an input region on the stage for capturing events in
* clutter since all input comes to us first and we get to choose
* who else sees them.
*/
if (meta_is_wayland_compositor ())
return;
xstage = clutter_x11_get_stage_window (stage);
XFixesSetWindowShapeRegion (xdisplay, xstage, ShapeInput, 0, 0, region);
/*
* It's generally a good heuristic that when a crossing event is generated
* because we reshape the overlay, we don't want it to affect
* focus-follows-mouse focus - it's not the user doing something, it's the
* environment changing under the user.
*/
meta_display_add_ignored_crossing_serial (display, XNextRequest (xdisplay));
XFixesSetWindowShapeRegion (xdisplay, compositor_x11->output,
ShapeInput, 0, 0, region);
}
void
meta_empty_stage_input_region (MetaDisplay *display)
{
/*
* Using a static region here is a bit hacky, but when running as X11
* compositing manager we only ever open a single XDisplay.
*/
static XserverRegion region = None;
if (meta_is_wayland_compositor ())
return;
if (region == None)
{
Display *xdisplay = meta_x11_display_get_xdisplay (display->x11_display);
region = XFixesCreateRegion (xdisplay, NULL, 0);
}
meta_set_stage_input_region (display, region);
}
static void
meta_compositor_x11_manage (MetaCompositor *compositor)
{
MetaCompositorX11 *compositor_x11 = META_COMPOSITOR_X11 (compositor);
MetaDisplay *display = meta_compositor_get_display (compositor);
Display *xdisplay = meta_x11_display_get_xdisplay (display->x11_display);
MetaBackend *backend = meta_get_backend ();
Window xwindow;
compositor_x11->output = display->x11_display->composite_overlay_window;
xwindow = meta_backend_x11_get_xwindow (META_BACKEND_X11 (backend));
XReparentWindow (xdisplay, xwindow, compositor_x11->output, 0, 0);
meta_empty_stage_input_region (display);
/*
* Make sure there isn't any left-over output shape on the overlay window by
* setting the whole screen to be an output region.
*
* Note: there doesn't seem to be any real chance of that because the X
* server will destroy the overlay window when the last client using it
* exits.
*/
XFixesSetWindowShapeRegion (xdisplay, compositor_x11->output,
ShapeBounding, 0, 0, None);
/*
* Map overlay window before redirecting windows offscreen so we catch their
* contents until we show the stage.
*/
XMapWindow (xdisplay, compositor_x11->output);
compositor_x11->have_x11_sync_object = meta_sync_ring_init (xdisplay);
}
static void
meta_compositor_x11_unmanage (MetaCompositor *compositor)
{
MetaDisplay *display = meta_compositor_get_display (compositor);
MetaX11Display *x11_display = display->x11_display;
Display *xdisplay = x11_display->xdisplay;
Window xroot = x11_display->xroot;
/*
* This is the most important part of cleanup - we have to do this before
* giving up the window manager selection or the next window manager won't be
* able to redirect subwindows
*/
XCompositeUnredirectSubwindows (xdisplay, xroot, CompositeRedirectManual);
}
/*
* Sets an bounding shape on the COW so that the given window
* is exposed. If window is %NULL it clears the shape again.
*
* Used so we can unredirect windows, by shaping away the part
* of the COW, letting the raw window be seen through below.
*/
static void
shape_cow_for_window (MetaCompositorX11 *compositor_x11,
MetaWindow *window)
{
MetaCompositor *compositor = META_COMPOSITOR (compositor_x11);
MetaDisplay *display = meta_compositor_get_display (compositor);
Display *xdisplay = meta_x11_display_get_xdisplay (display->x11_display);
if (!window)
{
XFixesSetWindowShapeRegion (xdisplay, compositor_x11->output,
ShapeBounding, 0, 0, None);
}
else
{
XserverRegion output_region;
XRectangle screen_rect, window_bounds;
int width, height;
MetaRectangle rect;
meta_window_get_frame_rect (window, &rect);
window_bounds.x = rect.x;
window_bounds.y = rect.y;
window_bounds.width = rect.width;
window_bounds.height = rect.height;
meta_display_get_size (display, &width, &height);
screen_rect.x = 0;
screen_rect.y = 0;
screen_rect.width = width;
screen_rect.height = height;
output_region = XFixesCreateRegion (xdisplay, &window_bounds, 1);
XFixesInvertRegion (xdisplay, output_region, &screen_rect, output_region);
XFixesSetWindowShapeRegion (xdisplay, compositor_x11->output,
ShapeBounding, 0, 0, output_region);
XFixesDestroyRegion (xdisplay, output_region);
}
}
static void
set_unredirected_window (MetaCompositorX11 *compositor_x11,
MetaWindow *window)
{
MetaWindow *prev_unredirected_window = compositor_x11->unredirected_window;
if (prev_unredirected_window == window)
return;
if (prev_unredirected_window)
{
MetaWindowActor *window_actor;
window_actor = meta_window_actor_from_window (prev_unredirected_window);
meta_window_actor_set_unredirected (window_actor, FALSE);
}
shape_cow_for_window (compositor_x11, window);
compositor_x11->unredirected_window = window;
if (window)
{
MetaWindowActor *window_actor;
window_actor = meta_window_actor_from_window (window);
meta_window_actor_set_unredirected (window_actor, TRUE);
}
}
static void
meta_compositor_x11_pre_paint (MetaCompositor *compositor)
{
MetaCompositorX11 *compositor_x11 = META_COMPOSITOR_X11 (compositor);
MetaWindowActor *top_window_actor;
MetaCompositorClass *parent_class;
top_window_actor = meta_compositor_get_top_window_actor (compositor);
if (!meta_compositor_is_unredirect_inhibited (compositor) &&
top_window_actor &&
meta_window_actor_should_unredirect (top_window_actor))
{
MetaWindow *top_window;
top_window = meta_window_actor_get_meta_window (top_window_actor);
set_unredirected_window (compositor_x11, top_window);
}
else
{
set_unredirected_window (compositor_x11, NULL);
}
parent_class = META_COMPOSITOR_CLASS (meta_compositor_x11_parent_class);
parent_class->pre_paint (compositor);
if (compositor_x11->frame_has_updated_xsurfaces)
{
MetaDisplay *display = meta_compositor_get_display (compositor);
/*
* We need to make sure that any X drawing that happens before the
* XDamageSubtract() for each window above is visible to subsequent GL
* rendering; the standardized way to do this is GL_EXT_X11_sync_object.
* Since this isn't implemented yet in mesa, we also have a path that
* relies on the implementation of the open source drivers.
*
* Anything else, we just hope for the best.
*
* Xorg and open source driver specifics:
*
* The X server makes sure to flush drawing to the kernel before sending
* out damage events, but since we use DamageReportBoundingBox there may
* be drawing between the last damage event and the XDamageSubtract()
* that needs to be flushed as well.
*
* Xorg always makes sure that drawing is flushed to the kernel before
* writing events or responses to the client, so any round trip request
* at this point is sufficient to flush the GLX buffers.
*/
if (compositor_x11->have_x11_sync_object)
compositor_x11->have_x11_sync_object = meta_sync_ring_insert_wait ();
else
XSync (display->x11_display->xdisplay, False);
}
}
static void
meta_compositor_x11_post_paint (MetaCompositor *compositor)
{
MetaCompositorX11 *compositor_x11 = META_COMPOSITOR_X11 (compositor);
MetaCompositorClass *parent_class;
if (compositor_x11->frame_has_updated_xsurfaces)
{
if (compositor_x11->have_x11_sync_object)
compositor_x11->have_x11_sync_object = meta_sync_ring_after_frame ();
compositor_x11->frame_has_updated_xsurfaces = FALSE;
}
parent_class = META_COMPOSITOR_CLASS (meta_compositor_x11_parent_class);
parent_class->post_paint (compositor);
}
static void
meta_compositor_x11_remove_window (MetaCompositor *compositor,
MetaWindow *window)
{
MetaCompositorX11 *compositor_x11 = META_COMPOSITOR_X11 (compositor);
MetaCompositorClass *parent_class;
if (compositor_x11->unredirected_window == window)
set_unredirected_window (compositor_x11, NULL);
parent_class = META_COMPOSITOR_CLASS (meta_compositor_x11_parent_class);
parent_class->remove_window (compositor, window);
}
Window
meta_compositor_x11_get_output_xwindow (MetaCompositorX11 *compositor_x11)
{
return compositor_x11->output;
}
static void
meta_compositor_x11_dispose (GObject *object)
{
MetaCompositorX11 *compositor_x11 = META_COMPOSITOR_X11 (object);
if (compositor_x11->have_x11_sync_object)
{
meta_sync_ring_destroy ();
compositor_x11->have_x11_sync_object = FALSE;
}
G_OBJECT_CLASS (meta_compositor_x11_parent_class)->dispose (object);
}
static void
meta_compositor_x11_init (MetaCompositorX11 *compositor_x11)
{
}
static void
meta_compositor_x11_class_init (MetaCompositorX11Class *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
MetaCompositorClass *compositor_class = META_COMPOSITOR_CLASS (klass);
object_class->dispose = meta_compositor_x11_dispose;
compositor_class->manage = meta_compositor_x11_manage;
compositor_class->unmanage = meta_compositor_x11_unmanage;
compositor_class->pre_paint = meta_compositor_x11_pre_paint;
compositor_class->post_paint = meta_compositor_x11_post_paint;
compositor_class->remove_window = meta_compositor_x11_remove_window;
}

36
src/compositor/meta-compositor-x11.h Normal file
View File

@ -0,0 +1,36 @@
/*
* Copyright (C) 2019 Red Hat Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*
*/
#ifndef META_COMPOSITOR_X11_H
#define META_COMPOSITOR_X11_H
#include "compositor/compositor-private.h"
#define META_TYPE_COMPOSITOR_X11 (meta_compositor_x11_get_type ())
G_DECLARE_FINAL_TYPE (MetaCompositorX11, meta_compositor_x11,
META, COMPOSITOR_X11, MetaCompositor)
void meta_compositor_x11_process_xevent (MetaCompositorX11 *compositor_x11,
XEvent *xevent,
MetaWindow *window);
Window meta_compositor_x11_get_output_xwindow (MetaCompositorX11 *compositor_x11);
#endif /* META_COMPOSITOR_X11_H */

11
src/compositor/meta-dnd.c
View File

@ -168,19 +168,20 @@ meta_dnd_notify_dnd_leave (MetaDnd *dnd)
* http://www.freedesktop.org/wiki/Specifications/XDND * http://www.freedesktop.org/wiki/Specifications/XDND
*/ */
gboolean gboolean
meta_dnd_handle_xdnd_event (MetaBackend *backend, meta_dnd_handle_xdnd_event (MetaBackend *backend,
MetaCompositor *compositor, MetaCompositorX11 *compositor_x11,
Display *xdisplay, Display *xdisplay,
XEvent *xev) XEvent *xev)
{ {
MetaDnd *dnd = meta_backend_get_dnd (backend); MetaDnd *dnd = meta_backend_get_dnd (backend);
MetaCompositor *compositor = META_COMPOSITOR (compositor_x11);
Window output_window; Window output_window;
ClutterStage *stage; ClutterStage *stage;
if (xev->xany.type != ClientMessage) if (xev->xany.type != ClientMessage)
return FALSE; return FALSE;
output_window = meta_compositor_get_output_xwindow (compositor); output_window = meta_compositor_x11_get_output_xwindow (compositor_x11);
stage = meta_compositor_get_stage (compositor); stage = meta_compositor_get_stage (compositor);
if (xev->xany.window != output_window && if (xev->xany.window != output_window &&
xev->xany.window != clutter_x11_get_stage_window (stage)) xev->xany.window != clutter_x11_get_stage_window (stage))

4
src/meson.build
View File

@ -271,6 +271,8 @@ mutter_sources = [
'compositor/meta-background-group.c', 'compositor/meta-background-group.c',
'compositor/meta-background-image.c', 'compositor/meta-background-image.c',
'compositor/meta-background-private.h', 'compositor/meta-background-private.h',
'compositor/meta-compositor-x11.c',
'compositor/meta-compositor-x11.h',
'compositor/meta-cullable.c', 'compositor/meta-cullable.c',
'compositor/meta-cullable.h', 'compositor/meta-cullable.h',
'compositor/meta-dnd-actor.c', 'compositor/meta-dnd-actor.c',
@ -454,6 +456,8 @@ if have_wayland
mutter_sources += [ mutter_sources += [
'compositor/meta-surface-actor-wayland.c', 'compositor/meta-surface-actor-wayland.c',
'compositor/meta-surface-actor-wayland.h', 'compositor/meta-surface-actor-wayland.h',
'compositor/meta-compositor-server.c',
'compositor/meta-compositor-server.h',
'wayland/meta-cursor-sprite-wayland.c', 'wayland/meta-cursor-sprite-wayland.c',
'wayland/meta-cursor-sprite-wayland.h', 'wayland/meta-cursor-sprite-wayland.h',
'wayland/meta-pointer-confinement-wayland.c', 'wayland/meta-pointer-confinement-wayland.c',

6
src/meta/compositor.h
View File

@ -21,7 +21,6 @@
#define META_COMPOSITOR_H #define META_COMPOSITOR_H
#include <glib.h> #include <glib.h>
#include <X11/Xlib.h>
#include <meta/types.h> #include <meta/types.h>
#include <meta/boxes.h> #include <meta/boxes.h>
@ -87,11 +86,6 @@ META_EXPORT
void meta_compositor_window_opacity_changed (MetaCompositor *compositor, void meta_compositor_window_opacity_changed (MetaCompositor *compositor,
MetaWindow *window); MetaWindow *window);
META_EXPORT
gboolean meta_compositor_process_event (MetaCompositor *compositor,
XEvent *event,
MetaWindow *window);
META_EXPORT META_EXPORT
gboolean meta_compositor_filter_keybinding (MetaCompositor *compositor, gboolean meta_compositor_filter_keybinding (MetaCompositor *compositor,
MetaKeyBinding *binding); MetaKeyBinding *binding);

17
src/x11/events.c
View File

@ -31,6 +31,7 @@
#include "backends/meta-cursor-tracker-private.h" #include "backends/meta-cursor-tracker-private.h"
#include "backends/x11/meta-backend-x11.h" #include "backends/x11/meta-backend-x11.h"
#include "compositor/meta-compositor-x11.h"
#include "core/bell.h" #include "core/bell.h"
#include "core/display-private.h" #include "core/display-private.h"
#include "core/meta-workspace-manager-private.h" #include "core/meta-workspace-manager-private.h"
@ -1862,14 +1863,18 @@ meta_x11_display_handle_xevent (MetaX11Display *x11_display,
} }
out: out:
if (!bypass_compositor) if (!bypass_compositor && META_IS_COMPOSITOR_X11 (display->compositor))
{ {
MetaWindow *window = modified != None ? MetaCompositorX11 *compositor_x11 =
meta_x11_display_lookup_x_window (x11_display, modified) : META_COMPOSITOR_X11 (display->compositor);
NULL; MetaWindow *window;
if (meta_compositor_process_event (display->compositor, event, window)) if (modified != None)
bypass_gtk = TRUE; window = meta_x11_display_lookup_x_window (x11_display, modified);
else
window = NULL;
meta_compositor_x11_process_xevent (compositor_x11, event, window);
} }
display->current_time = META_CURRENT_TIME; display->current_time = META_CURRENT_TIME;