GdkScreen *
gdk_display_get_screen (GdkDisplay *display,
gint screen_num)
{
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
g_return_val_if_fail (screen_num == 0, NULL);
return _gdk_screen;
}
GdkWindow *
gdk_display_get_default_group (GdkDisplay *display)
{
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
g_warning ("gdk_display_get_default_group not yet implemented");
return NULL;
}
void
_gdk_broadway_display_send_selection_notify (GdkDisplay *display,
GdkWindow *requestor,
GdkAtom selection,
GdkAtom target,
GdkAtom property,
guint32 time)
{
g_return_if_fail (GDK_IS_DISPLAY (display));
}
gboolean
_gdk_x11_gl_query_version_for_display (GdkDisplay *display,
int *major,
int *minor)
{
g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE);
return glXQueryVersion (GDK_DISPLAY_XDISPLAY (display),
major, minor);
}
static void
gdk_wayland_display_sync (GdkDisplay *display)
{
GdkWaylandDisplay *display_wayland;
g_return_if_fail (GDK_IS_DISPLAY (display));
display_wayland = GDK_WAYLAND_DISPLAY (display);
wl_display_roundtrip (display_wayland->wl_display);
}
gboolean
gdk_display_supports_input_shapes (GdkDisplay *display)
{
g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE);
/* Not yet implemented. See comment in
* gdk_window_input_shape_combine_mask().
*/
return FALSE;
}
/**
* gdk_selection_owner_set_for_display:
* @display: the #GdkDisplay
* @owner: (nullable): a #GdkWindow or %NULL to indicate that the owner for
* the given should be unset
* @selection: an atom identifying a selection
* @time_: timestamp to use when setting the selection
* If this is older than the timestamp given last time the owner was
* set for the given selection, the request will be ignored
* @send_event: if %TRUE, and the new owner is different from the current
* owner, the current owner will be sent a SelectionClear event
*
* Sets the #GdkWindow @owner as the current owner of the selection @selection.
*
* Returns: %TRUE if the selection owner was successfully changed to owner,
* otherwise %FALSE.
*
* Since: 2.2
*/
gboolean
gdk_selection_owner_set_for_display (GdkDisplay *display,
GdkWindow *owner,
GdkAtom selection,
guint32 time,
gboolean send_event)
{
g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE);
g_return_val_if_fail (selection != GDK_NONE, FALSE);
return GDK_DISPLAY_GET_CLASS (display)
->set_selection_owner (display, owner, selection, time, send_event);
}
static GdkKeymap *
gdk_wayland_display_get_keymap (GdkDisplay *display)
{
GdkDisplayWayland *display_wayland;
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
display_wayland = GDK_DISPLAY_WAYLAND (display);
if (!display_wayland->keymap)
display_wayland->keymap = _gdk_wayland_keymap_new (display);
return display_wayland->keymap;
}
void
_gdk_xid_table_remove (GdkDisplay *display,
XID xid)
{
GdkDisplayX11 *display_x11;
g_return_if_fail (GDK_IS_DISPLAY (display));
display_x11 = GDK_DISPLAY_X11 (display);
if (display_x11->xid_ht)
g_hash_table_remove (display_x11->xid_ht, &xid);
}
void
_gdk_x11_display_remove_window (GdkDisplay *display,
XID xid)
{
GdkX11Display *display_x11;
g_return_if_fail (GDK_IS_DISPLAY (display));
display_x11 = GDK_X11_DISPLAY (display);
if (display_x11->xid_ht)
g_hash_table_remove (display_x11->xid_ht, &xid);
}
/**
* gdk_selection_send_notify_for_display:
* @display: the #GdkDisplay where @requestor is realized
* @requestor: window to which to deliver response
* @selection: selection that was requested
* @target: target that was selected
* @property: property in which the selection owner stored the data,
* or %GDK_NONE to indicate that the request was rejected
* @time_: timestamp
*
* Send a response to SelectionRequest event.
*
* Since: 2.2
*/
void
gdk_selection_send_notify_for_display (GdkDisplay *display,
GdkWindow *requestor,
GdkAtom selection,
GdkAtom target,
GdkAtom property,
guint32 time_)
{
g_return_if_fail (GDK_IS_DISPLAY (display));
GDK_DISPLAY_GET_CLASS (display)
->send_selection_notify (display, requestor, selection,target, property, time_);
}
gint
_gdk_broadway_display_text_property_to_utf8_list (GdkDisplay *display,
GdkAtom encoding,
gint format,
const guchar *text,
gint length,
gchar ***list)
{
g_return_val_if_fail (text != NULL, 0);
g_return_val_if_fail (length >= 0, 0);
g_return_val_if_fail (GDK_IS_DISPLAY (display), 0);
return 0;
}
static void
gdk_wayland_display_beep (GdkDisplay *display)
{
GdkWaylandDisplay *display_wayland;
g_return_if_fail (GDK_IS_DISPLAY (display));
display_wayland = GDK_WAYLAND_DISPLAY (display);
if (!display_wayland->gtk_shell)
return;
gtk_shell1_system_bell (display_wayland->gtk_shell, NULL);
}
XfceRandr *
xfce_randr_new (GdkDisplay *display,
GError **error)
{
XfceRandr *randr;
Display *xdisplay;
GdkWindow *root_window;
gint major, minor;
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
g_return_val_if_fail (error == NULL || *error == NULL, NULL);
/* get the x display */
xdisplay = gdk_x11_display_get_xdisplay (display);
/* check if the randr extension is available */
if (XRRQueryVersion (xdisplay, &major, &minor) == FALSE)
{
g_set_error (error, 0, 0, _("Unable to query the version of the RandR extension being used"));
return NULL;
}
/* we need atleast randr 1.2, 2.0 will probably break the api */
if (major < 1 || (major == 1 && minor < 2))
{
/* 1.2 is required */
g_set_error (error, 0, 0, _("This system is using RandR %d.%d. For the display settings to work "
"version 1.2 is required at least"), major, minor);
return NULL;
}
/* allocate the structure */
randr = g_slice_new0 (XfceRandr);
randr->priv = g_slice_new0 (XfceRandrPrivate);
randr->priv->has_1_3 = (major > 1 || (major == 1 && minor >= 3));
/* set display */
randr->priv->display = display;
/* get the root window */
root_window = gdk_get_default_root_window ();
/* get the screen resource */
randr->priv->resources = XRRGetScreenResources (xdisplay, GDK_WINDOW_XID (root_window));
xfce_randr_populate (randr, xdisplay, root_window);
return randr;
}
static void
gdk_wayland_display_sync (GdkDisplay *display)
{
GdkDisplayWayland *display_wayland;
gboolean done;
g_return_if_fail (GDK_IS_DISPLAY (display));
display_wayland = GDK_DISPLAY_WAYLAND (display);
wl_display_sync_callback(display_wayland->wl_display, sync_callback, &done);
wl_display_iterate(display_wayland->wl_display, WL_DISPLAY_WRITABLE);
while (!done)
wl_display_iterate(display_wayland->wl_display, WL_DISPLAY_READABLE);
}
GimpDeviceInfo *
gimp_device_info_new (Gimp *gimp,
GdkDevice *device,
GdkDisplay *display)
{
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
g_return_val_if_fail (GDK_IS_DEVICE (device), NULL);
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
return g_object_new (GIMP_TYPE_DEVICE_INFO,
"gimp", gimp,
"device", device,
"display", display,
NULL);
}
/**
* gdk_cursor_new_from_surface:
* @display: the #GdkDisplay for which the cursor will be created
* @surface: the cairo image surface containing the cursor pixel data
* @x: the horizontal offset of the “hotspot” of the cursor
* @y: the vertical offset of the “hotspot” of the cursor
*
* Creates a new cursor from a cairo image surface.
*
* Not all GDK backends support RGBA cursors. If they are not
* supported, a monochrome approximation will be displayed.
* The functions gdk_display_supports_cursor_alpha() and
* gdk_display_supports_cursor_color() can be used to determine
* whether RGBA cursors are supported;
* gdk_display_get_default_cursor_size() and
* gdk_display_get_maximal_cursor_size() give information about
* cursor sizes.
*
* On the X backend, support for RGBA cursors requires a
* sufficently new version of the X Render extension.
*
* Returns: a new #GdkCursor.
*
* Since: 3.10
*/
GdkCursor *
gdk_cursor_new_from_surface (GdkDisplay *display,
cairo_surface_t *surface,
gdouble x,
gdouble y)
{
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
g_return_val_if_fail (surface != NULL, NULL);
g_return_val_if_fail (cairo_surface_get_type (surface) == CAIRO_SURFACE_TYPE_IMAGE, NULL);
g_return_val_if_fail (0 <= x && x < cairo_image_surface_get_width (surface), NULL);
g_return_val_if_fail (0 <= y && y < cairo_image_surface_get_height (surface), NULL);
return GDK_DISPLAY_GET_CLASS (display)->get_cursor_for_surface (display,
surface, x, y);
}
/**
* gdk_text_property_to_utf8_list_for_display:
* @display: a #GdkDisplay
* @encoding: an atom representing the encoding of the text
* @format: the format of the property
* @text: (array length=length): the text to convert
* @length: the length of @text, in bytes
* @list: (out) (array zero-terminated=1): location to store the list
* of strings or %NULL. The list should be freed with
* g_strfreev().
*
* Converts a text property in the given encoding to
* a list of UTF-8 strings.
*
* Returns: the number of strings in the resulting list
*
* Since: 2.2
*/
gint
gdk_text_property_to_utf8_list_for_display (GdkDisplay *display,
GdkAtom encoding,
gint format,
const guchar *text,
gint length,
gchar ***list)
{
g_return_val_if_fail (text != NULL, 0);
g_return_val_if_fail (length >= 0, 0);
g_return_val_if_fail (GDK_IS_DISPLAY (display), 0);
return GDK_DISPLAY_GET_CLASS (display)
->text_property_to_utf8_list (display, encoding, format, text, length, list);
}
/**
* gdk_x11_window_lookup_for_display:
* @display: (type GdkX11Display): the #GdkDisplay corresponding to the
* window handle
* @window: an Xlib Window
*
* Looks up the #GdkWindow that wraps the given native window handle.
*
* Returns: (transfer none) (type GdkX11Window): the #GdkWindow wrapper for the native
* window, or %NULL if there is none.
*
* Since: 2.24
*/
GdkWindow *
gdk_x11_window_lookup_for_display (GdkDisplay *display,
Window window)
{
GdkX11Display *display_x11;
GdkWindow *data = NULL;
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
display_x11 = GDK_X11_DISPLAY (display);
if (display_x11->xid_ht)
data = g_hash_table_lookup (display_x11->xid_ht, &window);
return data;
}
/**
* gdk_xid_table_lookup_for_display:
* @display: the #GdkDisplay.
* @xid: an X id.
*
* Returns the GDK object associated with the given X id.
*
* Returns: a GDK object associated with the given X id.
*
* Since: 2.2
*/
gpointer
gdk_xid_table_lookup_for_display (GdkDisplay *display,
XID xid)
{
GdkDisplayX11 *display_x11;
gpointer data = NULL;
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
display_x11 = GDK_DISPLAY_X11 (display);
if (display_x11->xid_ht)
data = g_hash_table_lookup (display_x11->xid_ht, &xid);
return data;
}
/**
* gdk_app_launch_context_set_display:
* @context: a #GdkAppLaunchContext
* @display: a #GdkDisplay
*
* Sets the display on which applications will be launched when
* using this context. See also gdk_app_launch_context_set_screen().
*
* Since: 2.14
*/
void
gdk_app_launch_context_set_display (GdkAppLaunchContext *context,
GdkDisplay *display)
{
g_return_if_fail (GDK_IS_APP_LAUNCH_CONTEXT (context));
g_return_if_fail (display == NULL || GDK_IS_DISPLAY (display));
if (context->priv->display)
{
g_object_unref (context->priv->display);
context->priv->display = NULL;
}
if (display)
context->priv->display = g_object_ref (display);
}
/**
* gdk_x11_xatom_to_atom_for_display:
* @display: A #GdkDisplay
* @xatom: an X atom
*
* Convert from an X atom for a #GdkDisplay to the corresponding
* #GdkAtom.
*
* Return value: the corresponding #GdkAtom.
*
* Since: 2.2
**/
GdkAtom
gdk_x11_xatom_to_atom_for_display (GdkDisplay *display,
Atom xatom)
{
GdkDisplayX11 *display_x11;
GdkAtom virtual_atom = GDK_NONE;
g_return_val_if_fail (GDK_IS_DISPLAY (display), GDK_NONE);
if (xatom == None)
return GDK_NONE;
if (display->closed)
return GDK_NONE;
display_x11 = GDK_DISPLAY_X11 (display);
if (xatom < G_N_ELEMENTS (xatoms_offset) - N_CUSTOM_PREDEFINED)
return INDEX_TO_ATOM (xatom);
if (display_x11->atom_to_virtual)
virtual_atom = GDK_POINTER_TO_ATOM (g_hash_table_lookup (display_x11->atom_to_virtual,
GUINT_TO_POINTER (xatom)));
if (!virtual_atom)
{
/* If this atom doesn't exist, we'll die with an X error unless
* we take precautions
*/
char *name;
gdk_error_trap_push ();
name = XGetAtomName (GDK_DISPLAY_XDISPLAY (display), xatom);
if (gdk_error_trap_pop ())
{
g_warning (G_STRLOC " invalid X atom: %ld", xatom);
}
else
{
virtual_atom = gdk_atom_intern (name, FALSE);
XFree (name);
insert_atom_pair (display, virtual_atom, xatom);
}
}
return virtual_atom;
}
/**
* gdk_cursor_new_from_pixbuf:
* @display: the #GdkDisplay for which the cursor will be created
* @pixbuf: the #GdkPixbuf containing the cursor image
* @x: the horizontal offset of the “hotspot” of the cursor.
* @y: the vertical offset of the “hotspot” of the cursor.
*
* Creates a new cursor from a pixbuf.
*
* Not all GDK backends support RGBA cursors. If they are not
* supported, a monochrome approximation will be displayed.
* The functions gdk_display_supports_cursor_alpha() and
* gdk_display_supports_cursor_color() can be used to determine
* whether RGBA cursors are supported;
* gdk_display_get_default_cursor_size() and
* gdk_display_get_maximal_cursor_size() give information about
* cursor sizes.
*
* If @x or @y are `-1`, the pixbuf must have
* options named “x_hot” and “y_hot”, resp., containing
* integer values between `0` and the width resp. height of
* the pixbuf. (Since: 3.0)
*
* On the X backend, support for RGBA cursors requires a
* sufficently new version of the X Render extension.
*
* Returns: a new #GdkCursor.
*
* Since: 2.4
*/
GdkCursor *
gdk_cursor_new_from_pixbuf (GdkDisplay *display,
GdkPixbuf *pixbuf,
gint x,
gint y)
{
cairo_surface_t *surface;
const char *option;
char *end;
gint64 value;
GdkCursor *cursor;
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
g_return_val_if_fail (GDK_IS_PIXBUF (pixbuf), NULL);
if (x == -1 && (option = gdk_pixbuf_get_option (pixbuf, "x_hot")))
{
errno = 0;
end = NULL;
value = g_ascii_strtoll (option, &end, 10);
if (errno == 0 &&
end != option &&
value >= 0 && value < G_MAXINT)
x = (gint) value;
}
if (y == -1 && (option = gdk_pixbuf_get_option (pixbuf, "y_hot")))
{
errno = 0;
end = NULL;
value = g_ascii_strtoll (option, &end, 10);
if (errno == 0 &&
end != option &&
value >= 0 && value < G_MAXINT)
y = (gint) value;
}
surface = gdk_cairo_surface_create_from_pixbuf (pixbuf, 1, NULL);
cursor = GDK_DISPLAY_GET_CLASS (display)->get_cursor_for_surface (display, surface, x, y);
cairo_surface_destroy (surface);
return cursor;
}
void
_gdk_xid_table_insert (GdkDisplay *display,
XID *xid,
gpointer data)
{
GdkDisplayX11 *display_x11;
g_return_if_fail (xid != NULL);
g_return_if_fail (GDK_IS_DISPLAY (display));
display_x11 = GDK_DISPLAY_X11 (display);
if (!display_x11->xid_ht)
display_x11->xid_ht = g_hash_table_new ((GHashFunc) gdk_xid_hash,
(GEqualFunc) gdk_xid_equal);
g_hash_table_insert (display_x11->xid_ht, xid, data);
}
static Display *
egg_tray_icon_get_x_display(EggTrayIcon *icon)
{
Display *xdisplay = NULL;
#if GTK_CHECK_VERSION(2,1,0)
{
GdkDisplay *display = gtk_widget_get_display (GTK_WIDGET (icon));
if (!GDK_IS_DISPLAY (display))
display = gdk_display_get_default ();
xdisplay = GDK_DISPLAY_XDISPLAY (display);
}
#else
xdisplay = gdk_display;
#endif
return xdisplay;
}
/**
* gdk_gl_font_use_pango_font_for_display:
* @display: a #GdkDisplay.
* @font_desc: a #PangoFontDescription describing the font to use.
* @first: the index of the first glyph to be taken.
* @count: the number of glyphs to be taken.
* @list_base: the index of the first display list to be generated.
*
* Creates bitmap display lists from a #PangoFont.
*
* Return value: the #PangoFont used, or NULL if no font matched.
**/
PangoFont *
gdk_gl_font_use_pango_font_for_display (GdkDisplay *display,
const PangoFontDescription *font_desc,
int first,
int count,
int list_base)
{
PangoFontMap *font_map;
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
g_return_val_if_fail (font_desc != NULL, NULL);
GDK_GL_NOTE_FUNC ();
font_map = pango_x_font_map_for_display (GDK_DISPLAY_XDISPLAY (display));
return gdk_gl_font_use_pango_font_common (font_map, font_desc,
first, count, list_base);
}
void
_gdk_x11_display_add_window (GdkDisplay *display,
XID *xid,
GdkWindow *data)
{
GdkX11Display *display_x11;
g_return_if_fail (xid != NULL);
g_return_if_fail (GDK_IS_DISPLAY (display));
display_x11 = GDK_X11_DISPLAY (display);
if (!display_x11->xid_ht)
display_x11->xid_ht = g_hash_table_new ((GHashFunc) gdk_xid_hash,
(GEqualFunc) gdk_xid_equal);
if (g_hash_table_lookup (display_x11->xid_ht, xid))
g_warning ("XID collision, trouble ahead");
g_hash_table_insert (display_x11->xid_ht, xid, data);
}
static void
gdk_broadway_display_beep (GdkDisplay *display)
{
g_return_if_fail (GDK_IS_DISPLAY (display));
}
gboolean
xfce_xsettings_helper_register (XfceXSettingsHelper *helper,
GdkDisplay *gdkdisplay,
gboolean force_replace)
{
Display *xdisplay;
Window root_window;
Window window;
gchar atom_name[64];
Atom selection_atom;
gint n_screens, n;
XfceXSettingsScreen *screen;
Time timestamp;
XClientMessageEvent xev;
gboolean succeed;
g_return_val_if_fail (GDK_IS_DISPLAY (gdkdisplay), FALSE);
g_return_val_if_fail (XFCE_IS_XSETTINGS_HELPER (helper), FALSE);
g_return_val_if_fail (helper->screens == NULL, FALSE);
xdisplay = GDK_DISPLAY_XDISPLAY (gdkdisplay);
helper->xsettings_atom = XInternAtom (xdisplay, "_XSETTINGS_SETTINGS", False);
gdk_error_trap_push ();
n_screens = gdk_display_get_n_screens (gdkdisplay);
for (n = 0; n < n_screens; n++)
{
g_snprintf (atom_name, sizeof (atom_name), "_XSETTINGS_S%d", n);
selection_atom = XInternAtom (xdisplay, atom_name, False);
if (!force_replace
&& XGetSelectionOwner (xdisplay, selection_atom) != None)
{
g_message ("Skipping screen %d, it already has an xsettings manager...", n);
continue;
}
succeed = FALSE;
/* create new window */
root_window = RootWindow (xdisplay, n);
window = XCreateSimpleWindow (xdisplay, root_window, -1, -1, 1, 1, 0, 0, 0);
g_assert (window != 0);
XSelectInput (xdisplay, window, PropertyChangeMask);
/* get the current xserver timestamp */
timestamp = xfce_xsettings_get_server_time (xdisplay, window);
/* request ownership of the xsettings selection on this screen */
XSetSelectionOwner (xdisplay, selection_atom, window, timestamp);
/* check if the have the selection */
if (G_LIKELY (XGetSelectionOwner (xdisplay, selection_atom) == window))
{
/* register this xsettings window for this screen */
xev.type = ClientMessage;
xev.window = root_window;
xev.message_type = XInternAtom (xdisplay, "MANAGER", True);
xev.format = 32;
xev.data.l[0] = timestamp;
xev.data.l[1] = selection_atom;
xev.data.l[2] = window;
xev.data.l[3] = 0; /* manager specific data */
xev.data.l[4] = 0; /* manager specific data */
if (XSendEvent (xdisplay, root_window, False,
StructureNotifyMask, (XEvent *)&xev) != 0)
{
/* the window was successfully registered as the new
* xsettings window for this screen */
succeed = TRUE;
}
else
{
g_warning ("Failed to register the xsettings window for screen %d", n);
}
}
else
{
g_warning ("Unable to get the xsettings selection for screen %d", n);
}
if (G_LIKELY (succeed))
{
/* add the window to the internal list */
screen = g_slice_new0 (XfceXSettingsScreen);
screen->window = window;
screen->selection_atom = selection_atom;
screen->xdisplay = xdisplay;
screen->screen_num = n;
xfsettings_dbg (XFSD_DEBUG_XSETTINGS, "%s registered on screen %d", atom_name, n);
helper->screens = g_slist_prepend (helper->screens, screen);
}
else
{
XDestroyWindow (xdisplay, window);
}
}
if (gdk_error_trap_pop () != 0)
g_critical ("Failed to initialize screens");
if (helper->screens != NULL)
{
/* watch for selection changes */
gdk_window_add_filter (NULL, xfce_xsettings_helper_event_filter, helper);
/* send notifications */
xfce_xsettings_helper_notify (helper);
xfce_xsettings_helper_notify_xft (helper);
/* startup fontconfig monitoring */
helper->fc_init_id = g_idle_add (xfce_xsettings_helper_fc_init, helper);
return TRUE;
}
return FALSE;
}
GdkWindow *gdk_display_get_default_group (GdkDisplay *display)
{
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
return _gdk_parent_root;
}
