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x11: Add simple cursor renderer

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This commit is contained in:
Jasper St. Pierre 2014-04-27 10:49:29 -04:00
parent b05953d960
commit 480a853263
6 changed files with 178 additions and 30 deletions
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2
src/Makefile.am
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@ -82,6 +82,8 @@ libmutter_la_SOURCES = \
backends/native/meta-launcher.h \
backends/x11/meta-backend-x11.c \
backends/x11/meta-backend-x11.h \
backends/x11/meta-cursor-renderer-x11.c \
backends/x11/meta-cursor-renderer-x11.h \
backends/x11/meta-idle-monitor-xsync.c \
backends/x11/meta-idle-monitor-xsync.h \
backends/x11/meta-monitor-manager-xrandr.c \

19
src/backends/meta-cursor-tracker.c
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@ -97,11 +97,6 @@ sync_cursor (MetaCursorTracker *tracker)
static void
meta_cursor_tracker_init (MetaCursorTracker *self)
{
/* (JS) Best (?) that can be assumed since XFixes doesn't provide a way of
detecting if the system mouse cursor is showing or not.
On wayland we start with the cursor showing
*/
self->is_showing = TRUE;
}
@ -473,19 +468,7 @@ meta_cursor_tracker_set_pointer_visible (MetaCursorTracker *tracker,
return;
tracker->is_showing = visible;
if (meta_is_wayland_compositor ())
{
sync_cursor (tracker);
}
else
{
if (visible)
XFixesShowCursor (tracker->screen->display->xdisplay,
tracker->screen->xroot);
else
XFixesHideCursor (tracker->screen->display->xdisplay,
tracker->screen->xroot);
}
sync_cursor (tracker);
}
MetaCursorReference *

34
src/backends/x11/meta-backend-x11.c
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@ -33,6 +33,7 @@
#include "meta-idle-monitor-xsync.h"
#include "meta-monitor-manager-xrandr.h"
#include "backends/meta-monitor-manager-dummy.h"
#include "meta-cursor-renderer-x11.h"
#include <meta/util.h>
#include "display-private.h"
@ -66,21 +67,11 @@ handle_alarm_notify (MetaBackend *backend,
meta_idle_monitor_xsync_handle_xevent (backend->device_monitors[i], (XSyncAlarmNotifyEvent*) event);
}
static Window
get_stage_window (MetaBackendX11 *x11)
{
MetaDisplay *display = meta_get_display ();
MetaCompositor *compositor = display->compositor;
ClutterStage *stage = CLUTTER_STAGE (compositor->stage);
return clutter_x11_get_stage_window (stage);
}
static void
translate_device_event (MetaBackendX11 *x11,
XIDeviceEvent *device_event)
{
Window stage_window = get_stage_window (x11);
Window stage_window = meta_backend_x11_get_xwindow (x11);
if (device_event->event != stage_window)
{
@ -305,6 +296,12 @@ meta_backend_x11_create_monitor_manager (MetaBackend *backend)
return g_object_new (META_TYPE_MONITOR_MANAGER_XRANDR, NULL);
}
static MetaCursorRenderer *
meta_backend_x11_create_cursor_renderer (MetaBackend *backend)
{
return g_object_new (META_TYPE_CURSOR_RENDERER_X11, NULL);
}
static gboolean
meta_backend_x11_grab_device (MetaBackend *backend,
int device_id,
@ -325,7 +322,7 @@ meta_backend_x11_grab_device (MetaBackend *backend,
XISetMask (mask.mask, XI_KeyRelease);
ret = XIGrabDevice (priv->xdisplay, device_id,
get_stage_window (x11),
meta_backend_x11_get_xwindow (x11),
timestamp,
None,
XIGrabModeAsync, XIGrabModeAsync,
@ -357,6 +354,7 @@ meta_backend_x11_class_init (MetaBackendX11Class *klass)
backend_class->post_init = meta_backend_x11_post_init;
backend_class->create_idle_monitor = meta_backend_x11_create_idle_monitor;
backend_class->create_monitor_manager = meta_backend_x11_create_monitor_manager;
backend_class->create_cursor_renderer = meta_backend_x11_create_cursor_renderer;
backend_class->grab_device = meta_backend_x11_grab_device;
backend_class->ungrab_device = meta_backend_x11_ungrab_device;
@ -377,3 +375,15 @@ meta_backend_x11_get_xdisplay (MetaBackendX11 *x11)
return priv->xdisplay;
}
Window
meta_backend_x11_get_xwindow (MetaBackendX11 *x11)
{
MetaDisplay *display = meta_get_display ();
MetaCompositor *compositor = display->compositor;
if (compositor == NULL)
return None;
ClutterStage *stage = CLUTTER_STAGE (compositor->stage);
return clutter_x11_get_stage_window (stage);
}

2
src/backends/x11/meta-backend-x11.h
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@ -53,4 +53,6 @@ GType meta_backend_x11_get_type (void) G_GNUC_CONST;
Display * meta_backend_x11_get_xdisplay (MetaBackendX11 *backend);
Window meta_backend_x11_get_xwindow (MetaBackendX11 *backend);
#endif /* META_BACKEND_X11_H */

99
src/backends/x11/meta-cursor-renderer-x11.c Normal file
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@ -0,0 +1,99 @@
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/*
* Copyright (C) 2014 Red Hat
*
* 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.
*
* Written by:
* Jasper St. Pierre <jstpierre@mecheye.net>
*/
#include "config.h"
#include "meta-cursor-renderer-x11.h"
#include "meta-backend-x11.h"
#include "meta-stage.h"
struct _MetaCursorRendererX11Private
{
gboolean server_cursor_visible;
};
typedef struct _MetaCursorRendererX11Private MetaCursorRendererX11Private;
G_DEFINE_TYPE_WITH_PRIVATE (MetaCursorRendererX11, meta_cursor_renderer_x11, META_TYPE_CURSOR_RENDERER);
static gboolean
meta_cursor_renderer_x11_update_cursor (MetaCursorRenderer *renderer)
{
MetaCursorRendererX11 *x11 = META_CURSOR_RENDERER_X11 (renderer);
MetaCursorRendererX11Private *priv = meta_cursor_renderer_x11_get_instance_private (x11);
MetaBackendX11 *backend = META_BACKEND_X11 (meta_get_backend ());
Window xwindow = meta_backend_x11_get_xwindow (backend);
if (xwindow == None)
return FALSE;
Display *xdisplay = meta_backend_x11_get_xdisplay (backend);
MetaCursorReference *cursor_ref = meta_cursor_renderer_get_cursor (renderer);
gboolean has_server_cursor = FALSE;
if (cursor_ref)
{
MetaCursor cursor = meta_cursor_reference_get_meta_cursor (cursor_ref);
if (cursor != META_CURSOR_NONE)
{
Cursor xcursor = meta_cursor_create_x_cursor (xdisplay, cursor);
XDefineCursor (xdisplay, xwindow, xcursor);
XFlush (xdisplay);
XFreeCursor (xdisplay, xcursor);
has_server_cursor = TRUE;
}
}
if (has_server_cursor != priv->server_cursor_visible)
{
if (has_server_cursor)
XFixesShowCursor (xdisplay, xwindow);
else
XFixesHideCursor (xdisplay, xwindow);
priv->server_cursor_visible = has_server_cursor;
}
return priv->server_cursor_visible;
}
static void
meta_cursor_renderer_x11_class_init (MetaCursorRendererX11Class *klass)
{
MetaCursorRendererClass *renderer_class = META_CURSOR_RENDERER_CLASS (klass);
renderer_class->update_cursor = meta_cursor_renderer_x11_update_cursor;
}
static void
meta_cursor_renderer_x11_init (MetaCursorRendererX11 *x11)
{
MetaCursorRendererX11Private *priv = meta_cursor_renderer_x11_get_instance_private (x11);
/* XFixes has no way to retrieve the current cursor visibility. */
priv->server_cursor_visible = TRUE;
}

52
src/backends/x11/meta-cursor-renderer-x11.h Normal file
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@ -0,0 +1,52 @@
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/*
* Copyright (C) 2014 Red Hat
*
* 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.
*
* Written by:
* Jasper St. Pierre <jstpierre@mecheye.net>
*/
#ifndef META_CURSOR_RENDERER_X11_H
#define META_CURSOR_RENDERER_X11_H
#include "meta-cursor-renderer.h"
#define META_TYPE_CURSOR_RENDERER_X11 (meta_cursor_renderer_x11_get_type ())
#define META_CURSOR_RENDERER_X11(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_CURSOR_RENDERER_X11, MetaCursorRendererX11))
#define META_CURSOR_RENDERER_X11_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), META_TYPE_CURSOR_RENDERER_X11, MetaCursorRendererX11Class))
#define META_IS_CURSOR_RENDERER_X11(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_CURSOR_RENDERER_X11))
#define META_IS_CURSOR_RENDERER_X11_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), META_TYPE_CURSOR_RENDERER_X11))
#define META_CURSOR_RENDERER_X11_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), META_TYPE_CURSOR_RENDERER_X11, MetaCursorRendererX11Class))
typedef struct _MetaCursorRendererX11 MetaCursorRendererX11;
typedef struct _MetaCursorRendererX11Class MetaCursorRendererX11Class;
struct _MetaCursorRendererX11
{
MetaCursorRenderer parent;
};
struct _MetaCursorRendererX11Class
{
MetaCursorRendererClass parent_class;
};
GType meta_cursor_renderer_x11_get_type (void) G_GNUC_CONST;
#endif /* META_CURSOR_RENDERER_X11_H */