/**
* clutter_x11_add_filter: (skip)
* @func: a filter function
* @data: user data to be passed to the filter function, or %NULL
*
* Adds an event filter function.
*
* Since: 0.6
*/
void
clutter_x11_add_filter (ClutterX11FilterFunc func,
gpointer data)
{
ClutterX11EventFilter *filter;
ClutterBackend *backend = clutter_get_default_backend ();
ClutterBackendX11 *backend_x11;
g_return_if_fail (func != NULL);
if (backend == NULL)
{
g_critical ("The Clutter backend has not been initialised");
return;
}
if (!CLUTTER_IS_BACKEND_X11 (backend))
{
g_critical ("The Clutter backend is not a X11 backend");
return;
}
backend_x11 = CLUTTER_BACKEND_X11 (backend);
filter = g_new0 (ClutterX11EventFilter, 1);
filter->func = func;
filter->data = data;
backend_x11->event_filters =
g_slist_append (backend_x11->event_filters, filter);
return;
}
/**
* clutter_x11_get_visual_info: (skip)
*
* Retrieves the `XVisualInfo` used by the Clutter X11 backend.
*
* Return value: (transfer full): a `XVisualInfo`, or `None`.
* The returned value should be freed using `XFree()` when done
*
* Since: 1.2
*/
XVisualInfo *
clutter_x11_get_visual_info (void)
{
ClutterBackendX11 *backend_x11;
ClutterBackend *backend;
backend = clutter_get_default_backend ();
if (!CLUTTER_IS_BACKEND_X11 (backend))
{
g_critical ("The Clutter backend is not a X11 backend.");
return NULL;
}
backend_x11 = CLUTTER_BACKEND_X11 (backend);
return _clutter_backend_x11_get_visual_info (backend_x11);
}
/**
* clutter_x11_remove_filter: (skip)
* @func: a filter function
* @data: user data to be passed to the filter function, or %NULL
*
* Removes the given filter function.
*
* Since: 0.6
*/
void
clutter_x11_remove_filter (ClutterX11FilterFunc func,
gpointer data)
{
GSList *tmp_list, *this;
ClutterX11EventFilter *filter;
ClutterBackend *backend = clutter_get_default_backend ();
ClutterBackendX11 *backend_x11;
g_return_if_fail (func != NULL);
if (backend == NULL)
{
g_critical ("The Clutter backend has not been initialised");
return;
}
if (!CLUTTER_IS_BACKEND_X11 (backend))
{
g_critical ("The Clutter backend is not a X11 backend");
return;
}
backend_x11 = CLUTTER_BACKEND_X11 (backend);
tmp_list = backend_x11->event_filters;
while (tmp_list)
{
filter = tmp_list->data;
this = tmp_list;
tmp_list = tmp_list->next;
if (filter->func == func && filter->data == data)
{
backend_x11->event_filters =
g_slist_remove_link (backend_x11->event_filters, this);
g_slist_free_1 (this);
g_free (filter);
return;
}
}
}
/**
* clutter_x11_get_default_display:
*
* Retrieves the pointer to the default display.
*
* Return value: (transfer none): the default display
*
* Since: 0.6
*/
Display *
clutter_x11_get_default_display (void)
{
ClutterBackend *backend = clutter_get_default_backend ();
if (backend == NULL)
{
g_critical ("The Clutter backend has not been initialised");
return NULL;
}
if (!CLUTTER_IS_BACKEND_X11 (backend))
{
g_critical ("The Clutter backend is not a X11 backend");
return NULL;
}
return CLUTTER_BACKEND_X11 (backend)->xdpy;
}
/**
* clutter_x11_get_root_window: (skip)
*
* Retrieves the root window.
*
* Return value: the id of the root window
*
* Since: 0.6
*/
Window
clutter_x11_get_root_window (void)
{
ClutterBackend *backend = clutter_get_default_backend ();
if (backend == NULL)
{
g_critical ("The Clutter backend has not been initialised");
return None;
}
if (!CLUTTER_IS_BACKEND_X11 (backend))
{
g_critical ("The Clutter backend is not a X11 backend");
return None;
}
return CLUTTER_BACKEND_X11 (backend)->xwin_root;
}
/**
* clutter_x11_get_default_screen:
*
* Gets the number of the default X Screen object.
*
* Return value: the number of the default screen
*
* Since: 0.6
*/
int
clutter_x11_get_default_screen (void)
{
ClutterBackend *backend = clutter_get_default_backend ();
if (backend == NULL)
{
g_critical ("The Clutter backend has not been initialised");
return 0;
}
if (!CLUTTER_IS_BACKEND_X11 (backend))
{
g_critical ("The Clutter backend is not a X11 backend");
return 0;
}
return CLUTTER_BACKEND_X11 (backend)->xscreen_num;
}
/**
* clutter_x11_has_xinput:
*
* Gets whether Clutter has XInput support.
*
* Return value: %TRUE if Clutter was compiled with XInput support
* and XInput support is available at run time.
*
* Since: 0.8
*/
gboolean
clutter_x11_has_xinput (void)
{
#ifdef HAVE_XINPUT_2
ClutterBackend *backend = clutter_get_default_backend ();
if (backend == NULL)
{
g_critical ("The Clutter backend has not been initialised");
return FALSE;
}
if (!CLUTTER_IS_BACKEND_X11 (backend))
{
g_critical ("The Clutter backend is not a X11 backend.");
return FALSE;
}
return CLUTTER_BACKEND_X11 (backend)->has_xinput;
#else
return FALSE;
#endif
}
static void
clutter_x11_texture_pixmap_class_init (ClutterX11TexturePixmapClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
ClutterActorClass *actor_class = CLUTTER_ACTOR_CLASS (klass);
GParamSpec *pspec;
ClutterBackend *default_backend;
g_type_class_add_private (klass, sizeof (ClutterX11TexturePixmapPrivate));
object_class->dispose = clutter_x11_texture_pixmap_dispose;
object_class->set_property = clutter_x11_texture_pixmap_set_property;
object_class->get_property = clutter_x11_texture_pixmap_get_property;
actor_class->realize = clutter_x11_texture_pixmap_realize;
klass->update_area = clutter_x11_texture_pixmap_update_area_real;
actor_class->paint = clutter_x11_texture_pixmap_paint;
pspec = g_param_spec_uint ("pixmap",
"Pixmap",
"The X11 Pixmap to be bound",
0, G_MAXINT,
None,
G_PARAM_READWRITE);
g_object_class_install_property (object_class, PROP_PIXMAP, pspec);
pspec = g_param_spec_uint ("pixmap-width",
"Pixmap width",
"The width of the "
"pixmap bound to this texture",
0, G_MAXUINT,
0,
G_PARAM_READABLE);
g_object_class_install_property (object_class, PROP_PIXMAP_WIDTH, pspec);
pspec = g_param_spec_uint ("pixmap-height",
"Pixmap height",
"The height of the "
"pixmap bound to this texture",
0, G_MAXUINT,
0,
G_PARAM_READABLE);
g_object_class_install_property (object_class, PROP_PIXMAP_HEIGHT, pspec);
pspec = g_param_spec_uint ("pixmap-depth",
"Pixmap Depth",
"The depth (in number of bits) of the "
"pixmap bound to this texture",
0, G_MAXUINT,
0,
G_PARAM_READABLE);
g_object_class_install_property (object_class, PROP_DEPTH, pspec);
pspec = g_param_spec_boolean ("automatic-updates",
"Automatic Updates",
"If the texture should be kept in "
"sync with any pixmap changes.",
FALSE,
G_PARAM_READWRITE);
g_object_class_install_property (object_class, PROP_AUTO, pspec);
pspec = g_param_spec_uint ("window",
"Window",
"The X11 Window to be bound",
0, G_MAXINT,
None,
G_PARAM_READWRITE);
g_object_class_install_property (object_class, PROP_WINDOW, pspec);
pspec = g_param_spec_boolean ("window-mapped",
"Window Mapped",
"If window is mapped",
FALSE,
G_PARAM_READABLE);
g_object_class_install_property (object_class,
PROP_WINDOW_MAPPED, pspec);
pspec = g_param_spec_boolean ("destroyed",
"Destroyed",
"If window has been destroyed",
FALSE,
G_PARAM_READABLE);
g_object_class_install_property (object_class,
PROP_DESTROYED, pspec);
pspec = g_param_spec_int ("window-x",
"Window X",
"X position of window on screen according to X11",
G_MININT, G_MAXINT, 0, G_PARAM_READABLE);
g_object_class_install_property (object_class,
PROP_WINDOW_X, pspec);
pspec = g_param_spec_int ("window-y",
"Window Y",
"Y position of window on screen according to X11",
G_MININT, G_MAXINT, 0, G_PARAM_READABLE);
g_object_class_install_property (object_class,
PROP_WINDOW_Y, pspec);
pspec = g_param_spec_boolean ("window-override-redirect",
"Window Override Redirect",
"If this is an override-redirect window",
FALSE,
G_PARAM_READABLE);
g_object_class_install_property (object_class,
PROP_WINDOW_OVERRIDE_REDIRECT, pspec);
/**
* ClutterX11TexturePixmap::update-area:
* @texture: the object which received the signal
*
* The ::update-area signal is emitted when an area of the Texture Pixmap
* changes. The four parameters correspond to X, Y, width and height
*
* Since: 0.8
*/
signals[UPDATE_AREA] =
g_signal_new ("update-area",
G_TYPE_FROM_CLASS (object_class),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (ClutterX11TexturePixmapClass, \
update_area),
NULL, NULL,
clutter_marshal_VOID__INT_INT_INT_INT,
G_TYPE_NONE, 4,
G_TYPE_INT,
G_TYPE_INT,
G_TYPE_INT,
G_TYPE_INT);
/**
* ClutterX11TexturePixmap::pixmap-freeing:
* @texture: the object which received the signal
*
* The ::pixmap-freeing signal is emitted to notify whoever is interested
* that the pixmap is about to be freed with XFreePixmap. This is useful
* for eglx-texture-pixmap when we really need to eglDestroySurface BEFORE
* the pixmap gets killed.
*
* Since: 0.8
*/
signals[PIXMAP_FREEING] =
g_signal_new ("pixmap-freeing",
G_TYPE_FROM_CLASS (object_class),
G_SIGNAL_RUN_FIRST,
0, NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0, NULL);
default_backend = clutter_get_default_backend ();
if (!CLUTTER_IS_BACKEND_X11 (default_backend))
{
g_critical ("ClutterX11TexturePixmap instanciated with a "
"non-X11 backend");
return;
}
}
