char *
na_tray_manager_get_child_title (NaTrayManager *manager,
NaTrayManagerChild *child)
{
char *retval = NULL;
#ifdef GDK_WINDOWING_X11
GdkDisplay *display;
Window *child_window;
Atom utf8_string, atom, type;
int result;
int format;
gulong nitems;
gulong bytes_after;
gchar *val;
g_return_val_if_fail (NA_IS_TRAY_MANAGER (manager), NULL);
g_return_val_if_fail (GTK_IS_SOCKET (child), NULL);
display = gdk_screen_get_display (manager->screen);
child_window = g_object_get_data (G_OBJECT (child),
"na-tray-child-window");
utf8_string = gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING");
atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_NAME");
gdk_error_trap_push ();
result = XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display),
*child_window,
atom,
0, G_MAXLONG,
False, utf8_string,
&type, &format, &nitems,
&bytes_after, (guchar **)&val);
if (gdk_error_trap_pop () || result != Success)
return NULL;
if (type != utf8_string ||
format != 8 ||
nitems == 0)
{
if (val)
XFree (val);
return NULL;
}
if (!g_utf8_validate (val, nitems, NULL))
{
XFree (val);
return NULL;
}
retval = g_strndup (val, nitems);
XFree (val);
#endif
return retval;
}
GtkOrientation
na_tray_manager_get_orientation (NaTrayManager *manager)
{
g_return_val_if_fail (NA_IS_TRAY_MANAGER (manager), GTK_ORIENTATION_HORIZONTAL);
return manager->orientation;
}
void
na_tray_manager_set_icon_size (NaTrayManager *manager,
gint icon_size)
{
g_return_if_fail (NA_IS_TRAY_MANAGER (manager));
if (manager->icon_size != icon_size)
{
manager->icon_size = icon_size;
na_tray_manager_set_icon_size_property (manager);
}
}
void
na_tray_manager_set_padding (NaTrayManager *manager,
gint padding)
{
g_return_if_fail (NA_IS_TRAY_MANAGER (manager));
if (manager->padding != padding)
{
manager->padding = padding;
na_tray_manager_set_padding_property (manager);
}
}
void
na_tray_manager_set_orientation (NaTrayManager *manager,
GtkOrientation orientation)
{
g_return_if_fail (NA_IS_TRAY_MANAGER (manager));
if (manager->orientation != orientation)
{
manager->orientation = orientation;
na_tray_manager_set_orientation_property (manager);
g_object_notify (G_OBJECT (manager), "orientation");
}
}
void
na_tray_manager_set_colors (NaTrayManager *manager,
GdkRGBA *fg,
GdkRGBA *error,
GdkRGBA *warning,
GdkRGBA *success)
{
g_return_if_fail (NA_IS_TRAY_MANAGER (manager));
if (!gdk_rgba_equal (&manager->fg, fg) ||
!gdk_rgba_equal (&manager->error, error) ||
!gdk_rgba_equal (&manager->warning, warning) ||
!gdk_rgba_equal (&manager->success, success))
{
manager->fg = *fg;
manager->error = *error;
manager->warning = *warning;
manager->success = *success;
na_tray_manager_set_colors_property (manager);
}
}
static gboolean
na_tray_manager_manage_screen_x11 (NaTrayManager *manager,
GdkScreen *screen)
{
GdkDisplay *display;
Screen *xscreen;
GtkWidget *invisible;
char *selection_atom_name;
guint32 timestamp;
g_return_val_if_fail (NA_IS_TRAY_MANAGER (manager), FALSE);
g_return_val_if_fail (manager->screen == NULL, FALSE);
/* If there's already a manager running on the screen
* we can't create another one.
*/
#if 0
if (na_tray_manager_check_running_screen_x11 (screen))
return FALSE;
#endif
manager->screen = screen;
display = gdk_screen_get_display (screen);
xscreen = GDK_SCREEN_XSCREEN (screen);
invisible = gtk_invisible_new_for_screen (screen);
gtk_widget_realize (invisible);
gtk_widget_add_events (invisible,
GDK_PROPERTY_CHANGE_MASK | GDK_STRUCTURE_MASK);
selection_atom_name = g_strdup_printf ("_NET_SYSTEM_TRAY_S%d",
gdk_screen_get_number (screen));
manager->selection_atom = gdk_atom_intern (selection_atom_name, FALSE);
g_free (selection_atom_name);
manager->invisible = invisible;
g_object_ref (G_OBJECT (manager->invisible));
na_tray_manager_set_orientation_property (manager);
na_tray_manager_set_visual_property (manager);
timestamp = gdk_x11_get_server_time (invisible->window);
/* Check if we could set the selection owner successfully */
if (gdk_selection_owner_set_for_display (display,
invisible->window,
manager->selection_atom,
timestamp,
TRUE))
{
XClientMessageEvent xev;
GdkAtom opcode_atom;
GdkAtom message_data_atom;
xev.type = ClientMessage;
xev.window = RootWindowOfScreen (xscreen);
xev.message_type = gdk_x11_get_xatom_by_name_for_display (display,
"MANAGER");
xev.format = 32;
xev.data.l[0] = timestamp;
xev.data.l[1] = gdk_x11_atom_to_xatom_for_display (display,
manager->selection_atom);
xev.data.l[2] = GDK_WINDOW_XWINDOW (invisible->window);
xev.data.l[3] = 0; /* manager specific data */
xev.data.l[4] = 0; /* manager specific data */
XSendEvent (GDK_DISPLAY_XDISPLAY (display),
RootWindowOfScreen (xscreen),
False, StructureNotifyMask, (XEvent *)&xev);
opcode_atom = gdk_atom_intern ("_NET_SYSTEM_TRAY_OPCODE", FALSE);
manager->opcode_atom = gdk_x11_atom_to_xatom_for_display (display,
opcode_atom);
message_data_atom = gdk_atom_intern ("_NET_SYSTEM_TRAY_MESSAGE_DATA",
FALSE);
/* Add a window filter */
#if 0
/* This is for when we lose the selection of _NET_SYSTEM_TRAY_Sx */
g_signal_connect (invisible, "selection-clear-event",
G_CALLBACK (na_tray_manager_selection_clear_event),
manager);
#endif
/* This is for SYSTEM_TRAY_REQUEST_DOCK and SelectionClear */
gdk_window_add_filter (invisible->window,
na_tray_manager_window_filter, manager);
/* This is for SYSTEM_TRAY_BEGIN_MESSAGE and SYSTEM_TRAY_CANCEL_MESSAGE */
gdk_display_add_client_message_filter (display, opcode_atom,
na_tray_manager_handle_client_message_opcode,
manager);
/* This is for _NET_SYSTEM_TRAY_MESSAGE_DATA */
gdk_display_add_client_message_filter (display, message_data_atom,
na_tray_manager_handle_client_message_message_data,
manager);
return TRUE;
}
else
{
gtk_widget_destroy (invisible);
g_object_unref (invisible);
manager->invisible = NULL;
manager->screen = NULL;
return FALSE;
}
}
