static gboolean
device_has_property (XDevice    *device,
                     const char *property_name)
{
        GdkDisplay *display;
        Atom realtype, prop;
        int realformat;
        unsigned long nitems, bytes_after;
        unsigned char *data;

        display = gdk_display_get_default ();
        prop = XInternAtom (GDK_DISPLAY_XDISPLAY (display), property_name, True);
        if (!prop)
                return FALSE;

        gdk_x11_display_error_trap_push (display);
        if ((XGetDeviceProperty (GDK_DISPLAY_XDISPLAY (display), device, prop, 0, 1, False,
                                XA_INTEGER, &realtype, &realformat, &nitems,
                                &bytes_after, &data) == Success) && (realtype != None)) {
                gdk_x11_display_error_trap_pop_ignored (display);
                XFree (data);
                return TRUE;
        }

        gdk_x11_display_error_trap_pop_ignored (display);
        return FALSE;
}
예제 #2
0
static void
draw_background (MateBGCrossfade *fade)
{
	if (fade->priv->widget != NULL) {
		gtk_widget_queue_draw (fade->priv->widget);
	} else if (gdk_window_get_window_type (fade->priv->window) != GDK_WINDOW_ROOT) {
		cairo_t           *cr;
		cairo_region_t    *region;
		GdkDrawingContext *draw_context;

		region = gdk_window_get_visible_region (fade->priv->window);
		draw_context = gdk_window_begin_draw_frame (fade->priv->window,
		                                            region);
		cr = gdk_drawing_context_get_cairo_context (draw_context);
		cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
		cairo_set_source_surface (cr, fade->priv->fading_surface, 0, 0);
		cairo_paint (cr);
		gdk_window_end_draw_frame (fade->priv->window, draw_context);
		cairo_region_destroy (region);
	} else {
		Display *xdisplay = GDK_WINDOW_XDISPLAY (fade->priv->window);
		GdkDisplay *display;
		display = gdk_display_get_default ();
		gdk_x11_display_error_trap_push (display);
		XGrabServer (xdisplay);
		XClearWindow (xdisplay, GDK_WINDOW_XID (fade->priv->window));
		send_root_property_change_notification (fade);
		XFlush (xdisplay);
		XUngrabServer (xdisplay);
		gdk_x11_display_error_trap_pop_ignored (display);
	}
}
예제 #3
0
파일: gdkscreen-x11.c 프로젝트: GYGit/gtk
static Window
get_net_supporting_wm_check (GdkX11Screen *screen,
                             Window        window)
{
  GdkDisplay *display;
  Atom type;
  gint format;
  gulong n_items;
  gulong bytes_after;
  guchar *data;
  Window value;

  display = screen->display;
  type = None;
  data = NULL;
  value = None;

  gdk_x11_display_error_trap_push (display);
  XGetWindowProperty (screen->xdisplay, window,
		      gdk_x11_get_xatom_by_name_for_display (display, "_NET_SUPPORTING_WM_CHECK"),
		      0, G_MAXLONG, False, XA_WINDOW, &type, &format,
		      &n_items, &bytes_after, &data);
  gdk_x11_display_error_trap_pop_ignored (display);

  if (type == XA_WINDOW)
    value = *(Window *)data;

  if (data)
    XFree (data);

  return value;
}
예제 #4
0
gboolean
_gdk_x11_window_simulate_button (GdkWindow      *window,
                                 gint            x,
                                 gint            y,
                                 guint           button, /*1..3*/
                                 GdkModifierType modifiers,
                                 GdkEventType    button_pressrelease)
{
    GdkScreen *screen;
    XButtonEvent xev = {
        0,  /* type */
        0,  /* serial */
        1,  /* send_event */
    };
    gboolean success;

    g_return_val_if_fail (button_pressrelease == GDK_BUTTON_PRESS || button_pressrelease == GDK_BUTTON_RELEASE, FALSE);
    g_return_val_if_fail (window != NULL, FALSE);

    if (!GDK_WINDOW_IS_MAPPED (window))
        return FALSE;

    screen = gdk_window_get_screen (window);

    if (x < 0 && y < 0)
    {
        x = window->width / 2;
        y = window->height / 2;
    }

    /* Convert to impl coordinates */
    x = x + window->abs_x;
    y = y + window->abs_y;

    xev.type = button_pressrelease == GDK_BUTTON_PRESS ? ButtonPress : ButtonRelease;
    xev.display = GDK_WINDOW_XDISPLAY (window);
    xev.window = GDK_WINDOW_XID (window);
    xev.root = RootWindow (xev.display, GDK_X11_SCREEN (screen)->screen_num);
    xev.subwindow = 0;
    xev.time = 0;
    xev.x = x;
    xev.y = y;
    xev.x_root = 0;
    xev.y_root = 0;
    xev.state = modifiers;
    xev.button = button;
    gdk_x11_display_error_trap_push (GDK_WINDOW_DISPLAY (window));
    xev.same_screen = XTranslateCoordinates (xev.display, xev.window, xev.root,
                      xev.x, xev.y, &xev.x_root, &xev.y_root,
                      &xev.subwindow);
    if (!xev.subwindow)
        xev.subwindow = xev.window;
    success = xev.same_screen;
    success &= 0 != XWarpPointer (xev.display, None, xev.window, 0, 0, 0, 0, xev.x, xev.y);
    success &= 0 != XSendEvent (xev.display, xev.window, True, button_pressrelease == GDK_BUTTON_PRESS ? ButtonPressMask : ButtonReleaseMask, (XEvent*) &xev);
    XSync (xev.display, False);
    success &= 0 == gdk_x11_display_error_trap_pop(GDK_WINDOW_DISPLAY (window));
    return success;
}
예제 #5
0
파일: gdkscreen-x11.c 프로젝트: nacho/gtk-
/**
 * gdk_x11_screen_get_window_manager_name:
 * @screen: a #GdkScreen
 *
 * Returns the name of the window manager for @screen.
 *
 * Return value: the name of the window manager screen @screen, or
 * "unknown" if the window manager is unknown. The string is owned by GDK
 * and should not be freed.
 *
 * Since: 2.2
 **/
const char*
gdk_x11_screen_get_window_manager_name (GdkScreen *screen)
{
  GdkX11Screen *x11_screen;
  GdkDisplay *display;

  x11_screen = GDK_X11_SCREEN (screen);
  display = x11_screen->display;

  if (!G_LIKELY (GDK_X11_DISPLAY (display)->trusted_client))
    return x11_screen->window_manager_name;

  fetch_net_wm_check_window (screen);

  if (x11_screen->need_refetch_wm_name)
    {
      /* Get the name of the window manager */
      x11_screen->need_refetch_wm_name = FALSE;

      g_free (x11_screen->window_manager_name);
      x11_screen->window_manager_name = g_strdup ("unknown");

      if (x11_screen->wmspec_check_window != None)
        {
          Atom type;
          gint format;
          gulong n_items;
          gulong bytes_after;
          gchar *name;

          name = NULL;

          gdk_x11_display_error_trap_push (display);

          XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display),
                              x11_screen->wmspec_check_window,
                              gdk_x11_get_xatom_by_name_for_display (display,
                                                                     "_NET_WM_NAME"),
                              0, G_MAXLONG, False,
                              gdk_x11_get_xatom_by_name_for_display (display,
                                                                     "UTF8_STRING"),
                              &type, &format,
                              &n_items, &bytes_after,
                              (guchar **)&name);

          gdk_x11_display_error_trap_pop_ignored (display);

          if (name != NULL)
            {
              g_free (x11_screen->window_manager_name);
              x11_screen->window_manager_name = g_strdup (name);
              XFree (name);
            }
        }
    }

  return GDK_X11_SCREEN (screen)->window_manager_name;
}
예제 #6
0
/* This function queries the _XROOTPMAP_ID property from the root window
 * to determine the current root window background pixmap and returns a
 * surface to draw directly to it.
 * If _XROOTPMAP_ID is not set, then NULL returned.
 */
static cairo_surface_t *
get_root_pixmap_id_surface (GdkDisplay *display)
{
	GdkScreen       *screen;
	Display         *xdisplay;
	Visual          *xvisual;
	Window           xroot;
	Atom             type;
	int              format, result;
	unsigned long    nitems, bytes_after;
	unsigned char   *data;
	cairo_surface_t *surface = NULL;

	g_return_val_if_fail (display != NULL, NULL);

	screen   = gdk_display_get_default_screen (display);
	xdisplay = GDK_DISPLAY_XDISPLAY (display);
	xvisual  = GDK_VISUAL_XVISUAL (gdk_screen_get_system_visual (screen));
	xroot    = RootWindow (xdisplay, GDK_SCREEN_XNUMBER (screen));

	result = XGetWindowProperty (xdisplay, xroot,
				     gdk_x11_get_xatom_by_name ("_XROOTPMAP_ID"),
				     0L, 1L, False, XA_PIXMAP,
				     &type, &format, &nitems, &bytes_after,
				     &data);

	if (result != Success || type != XA_PIXMAP ||
	    format != 32 || nitems != 1) {
		XFree (data);
		data = NULL;
	}

	if (data != NULL) {
		Pixmap pixmap = *(Pixmap *) data;
		Window root_ret;
		int x_ret, y_ret;
		unsigned int w_ret, h_ret, bw_ret, depth_ret;

		gdk_x11_display_error_trap_push (display);
		if (XGetGeometry (xdisplay, pixmap, &root_ret,
		                  &x_ret, &y_ret, &w_ret, &h_ret,
		                  &bw_ret, &depth_ret))
		{
			surface = cairo_xlib_surface_create (xdisplay,
			                                     pixmap, xvisual,
			                                     w_ret, h_ret);
		}

		gdk_x11_display_error_trap_pop_ignored (display);
		XFree (data);
	}

	gdk_display_flush (display);
	return surface;
}
예제 #7
0
파일: gdkscreen-x11.c 프로젝트: GYGit/gtk
static void
fetch_net_wm_check_window (GdkScreen *screen)
{
  GdkX11Screen *x11_screen;
  GdkDisplay *display;
  Window window;
  GTimeVal tv;
  gint error;

  x11_screen = GDK_X11_SCREEN (screen);
  display = x11_screen->display;

  g_return_if_fail (GDK_X11_DISPLAY (display)->trusted_client);

  if (x11_screen->wmspec_check_window != None)
    return; /* already have it */

  g_get_current_time (&tv);

  if (ABS  (tv.tv_sec - x11_screen->last_wmspec_check_time) < 15)
    return; /* we've checked recently */

  window = get_net_supporting_wm_check (x11_screen, x11_screen->xroot_window);
  if (window == None)
    return;

  if (window != get_net_supporting_wm_check (x11_screen, window))
    return;

  gdk_x11_display_error_trap_push (display);

  /* Find out if this WM goes away, so we can reset everything. */
  XSelectInput (x11_screen->xdisplay, window, StructureNotifyMask);

  error = gdk_x11_display_error_trap_pop (display);
  if (!error)
    {
      /* We check the window property again because after XGetWindowProperty()
       * and before XSelectInput() the window may have been recycled in such a
       * way that XSelectInput() doesn't fail but the window is no longer what
       * we want.
       */
      if (window != get_net_supporting_wm_check (x11_screen, window))
        return;

      x11_screen->wmspec_check_window = window;
      x11_screen->last_wmspec_check_time = tv.tv_sec;
      x11_screen->need_refetch_net_supported = TRUE;
      x11_screen->need_refetch_wm_name = TRUE;

      /* Careful, reentrancy */
      _gdk_x11_screen_window_manager_changed (screen);
    }
}
예제 #8
0
/**
 * gdk_x11_xatom_to_atom_for_display:
 * @display: (type GdkX11Display): A #GdkDisplay
 * @xatom: an X atom 
 * 
 * Convert from an X atom for a #GdkDisplay to the corresponding
 * #GdkAtom.
 * 
 * Return value: (transfer none): the corresponding #GdkAtom.
 *
 * Since: 2.2
 **/
GdkAtom
gdk_x11_xatom_to_atom_for_display (GdkDisplay *display,
				   Atom	       xatom)
{
  GdkX11Display *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 (gdk_display_is_closed (display))
    return GDK_NONE;

  display_x11 = GDK_X11_DISPLAY (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_x11_display_error_trap_push (display);
      name = XGetAtomName (GDK_DISPLAY_XDISPLAY (display), xatom);
      if (gdk_x11_display_error_trap_pop (display))
	{
	  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;
}
예제 #9
0
guint
gsd_power_enable_screensaver_watchdog (void)
{
        int dummy;
        guint id;

        /* Make sure that Xorg's DPMS extension never gets in our
         * way. The defaults are now applied in Fedora 20 from
         * being "0" by default to being "600" by default */
        gdk_x11_display_error_trap_push (gdk_display_get_default ());
        if (DPMSQueryExtension(GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), &dummy, &dummy))
                DPMSSetTimeouts (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), 0, 0, 0);
        gdk_x11_display_error_trap_pop_ignored (gdk_display_get_default ());
        id = g_timeout_add_seconds (XSCREENSAVER_WATCHDOG_TIMEOUT,
                                    disable_builtin_screensaver,
                                    NULL);
        g_source_set_name_by_id (id, "[gnome-settings-daemon] disable_builtin_screensaver");
        return id;
}
예제 #10
0
static void
on_realize (GtkWidget *dialog,
            gpointer  data)
{
    Window xid;

    xid = (Window) GPOINTER_TO_INT (data);
#if GTK_CHECK_VERSION(3, 22, 0)
    gdk_x11_display_error_trap_push (gtk_widget_get_display (dialog));
#else
    gdk_error_trap_push ();
#endif
    XSetTransientForHint (gdk_x11_get_default_xdisplay (),
                          GDK_WINDOW_XID (gtk_widget_get_window (dialog)),
                          xid);
#if GTK_CHECK_VERSION(3, 22, 0)
    gdk_x11_display_error_trap_pop_ignored (gtk_widget_get_display (dialog));
#else
    gdk_error_trap_pop_ignored ();
#endif
}
예제 #11
0
파일: gdkmain-x11.c 프로젝트: Davletvm/gtk
gint
_gdk_x11_display_send_xevent (GdkDisplay *display,
                              Window      window,
                              gboolean    propagate,
                              glong       event_mask,
                              XEvent     *event_send)
{
  gboolean result;

  if (gdk_display_is_closed (display))
    return FALSE;

  gdk_x11_display_error_trap_push (display);
  result = XSendEvent (GDK_DISPLAY_XDISPLAY (display), window,
                       propagate, event_mask, event_send);
  XSync (GDK_DISPLAY_XDISPLAY (display), False);

  if (gdk_x11_display_error_trap_pop (display))
    return FALSE;

  return result;
}
예제 #12
0
XDevice*
device_is_touchpad (XDeviceInfo *deviceinfo)
{
        GdkDisplay *display;
        XDevice *device;

        display = gdk_display_get_default ();
        if (deviceinfo->type != XInternAtom (GDK_DISPLAY_XDISPLAY (display), XI_TOUCHPAD, True))
                return NULL;

        gdk_x11_display_error_trap_push (display);
        device = XOpenDevice (GDK_DISPLAY_XDISPLAY (display), deviceinfo->id);
        if (gdk_x11_display_error_trap_pop (display) || (device == NULL))
                return NULL;

        if (device_has_property (device, "libinput Tapping Enabled") ||
            device_has_property (device, "Synaptics Off")) {
                return device;
        }

        XCloseDevice (GDK_DISPLAY_XDISPLAY (display), device);
        return NULL;
}
예제 #13
0
static gboolean
is_shift_pressed (void)
{
    gboolean ret;
    GdkDisplay *display;
    XkbStateRec state;
    Bool status;

    ret = FALSE;

    display = gdk_display_get_default ();
    gdk_x11_display_error_trap_push (display);
    status = XkbGetState (GDK_DISPLAY_XDISPLAY (display),
                          XkbUseCoreKbd, &state);
    gdk_x11_display_error_trap_pop_ignored (display);

    if (status == Success)
    {
        ret = state.mods & ShiftMask;
    }

    return ret;
}
예제 #14
0
파일: gtkxembed.c 프로젝트: endlessm/gtk
/**
 * _gtk_xembed_send_message:
 * @recipient: (allow-none): window to which to send the window, or %NULL
 *             in which case nothing will be sent
 * @message:   type of message
 * @detail:    detail field of message
 * @data1:     data1 field of message
 * @data2:     data2 field of message
 * 
 * Sends a generic XEMBED message to a particular window.
 **/
void
_gtk_xembed_send_message (GdkWindow        *recipient,
			  XEmbedMessageType message,
			  glong             detail,
			  glong             data1,
			  glong             data2)
{
  GdkDisplay *display;
  XClientMessageEvent xclient;

  if (!recipient)
    return;
	  
  g_return_if_fail (GDK_IS_WINDOW (recipient));

  display = gdk_window_get_display (recipient);
  GTK_NOTE (PLUGSOCKET,
	    g_message ("Sending %s", _gtk_xembed_message_name (message)));

  memset (&xclient, 0, sizeof (xclient));
  xclient.window = GDK_WINDOW_XID (recipient);
  xclient.type = ClientMessage;
  xclient.message_type = gdk_x11_get_xatom_by_name_for_display (display, "_XEMBED");
  xclient.format = 32;
  xclient.data.l[0] = gtk_xembed_get_time ();
  xclient.data.l[1] = message;
  xclient.data.l[2] = detail;
  xclient.data.l[3] = data1;
  xclient.data.l[4] = data2;

  gdk_x11_display_error_trap_push (display);
  XSendEvent (GDK_WINDOW_XDISPLAY(recipient),
	      GDK_WINDOW_XID (recipient),
	      False, NoEventMask, (XEvent *)&xclient);
  gdk_x11_display_error_trap_pop_ignored (display);
}
예제 #15
0
파일: gdkscreen-x11.c 프로젝트: nacho/gtk-
static void
fetch_net_wm_check_window (GdkScreen *screen)
{
  GdkX11Screen *x11_screen;
  GdkDisplay *display;
  Atom type;
  gint format;
  gulong n_items;
  gulong bytes_after;
  guchar *data;
  Window *xwindow;
  GTimeVal tv;
  gint error;

  x11_screen = GDK_X11_SCREEN (screen);
  display = x11_screen->display;

  g_return_if_fail (GDK_X11_DISPLAY (display)->trusted_client);
  
  g_get_current_time (&tv);

  if (ABS  (tv.tv_sec - x11_screen->last_wmspec_check_time) < 15)
    return; /* we've checked recently */

  x11_screen->last_wmspec_check_time = tv.tv_sec;

  data = NULL;
  XGetWindowProperty (x11_screen->xdisplay, x11_screen->xroot_window,
		      gdk_x11_get_xatom_by_name_for_display (display, "_NET_SUPPORTING_WM_CHECK"),
		      0, G_MAXLONG, False, XA_WINDOW, &type, &format,
		      &n_items, &bytes_after, &data);
  
  if (type != XA_WINDOW)
    {
      if (data)
        XFree (data);
      return;
    }

  xwindow = (Window *)data;

  if (x11_screen->wmspec_check_window == *xwindow)
    {
      XFree (xwindow);
      return;
    }

  gdk_x11_display_error_trap_push (display);

  /* Find out if this WM goes away, so we can reset everything. */
  XSelectInput (x11_screen->xdisplay, *xwindow, StructureNotifyMask);

  error = gdk_x11_display_error_trap_pop (display);
  if (!error)
    {
      x11_screen->wmspec_check_window = *xwindow;
      x11_screen->need_refetch_net_supported = TRUE;
      x11_screen->need_refetch_wm_name = TRUE;

      /* Careful, reentrancy */
      _gdk_x11_screen_window_manager_changed (GDK_SCREEN (x11_screen));
    }
  else if (error == BadWindow)
    {
      /* Leftover property, try again immediately, new wm may be starting up */
      x11_screen->last_wmspec_check_time = 0;
    }

  XFree (xwindow);
}
int
main (int argc, char **argv)
{
        GdkDisplay *display = NULL;
        int estatus;
        char *child_argv[] = { LIBEXECDIR "/cinnamon-session-check-accelerated-helper", NULL };
        Window rootwin;
        glong is_accelerated;
        GError *error = NULL;

        gtk_init (NULL, NULL);

        display = gdk_display_get_default ();
        rootwin = gdk_x11_get_default_root_xwindow ();

        is_accelerated_atom = gdk_x11_get_xatom_by_name_for_display (display, "_CINNAMON_SESSION_ACCELERATED");

        {
                Atom type;
                gint format;
                gulong nitems;
                gulong bytes_after;
                guchar *data;

 read:
                gdk_x11_display_error_trap_push (display);
                XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), rootwin,
                                    is_accelerated_atom,
                                    0, G_MAXLONG, False, XA_CARDINAL, &type, &format, &nitems,
                                    &bytes_after, &data);
                gdk_x11_display_error_trap_pop_ignored (display);

                if (type == XA_CARDINAL) {
                        glong *is_accelerated_ptr = (glong*) data;

                        if (*is_accelerated_ptr == ACCEL_CHECK_RUNNING) {
                                /* Test in progress, wait */
                                if (wait_for_property_notify ())
                                        goto read;
                                /* else fall through and do the check ourselves */

                        } else {
                                return (*is_accelerated_ptr == 0 ? 1 : 0);
                        }
                }
        }

        /* We don't have the property or it's the wrong type.
         * Try to compute it now.
         */

        /* First indicate that a test is in progress */
        is_accelerated = ACCEL_CHECK_RUNNING;
        XChangeProperty (GDK_DISPLAY_XDISPLAY (display),
                         rootwin,
                         is_accelerated_atom,
                         XA_CARDINAL, 32, PropModeReplace, (guchar *) &is_accelerated, 1);

        gdk_display_sync (display);

        estatus = 1;
        if (!g_spawn_sync (NULL, (char**)child_argv, NULL, 0,
                           NULL, NULL, NULL, NULL, &estatus, &error)) {
                is_accelerated = FALSE;
                g_printerr ("cinnamon-session-check-accelerated: Failed to run helper: %s\n", error->message);
                g_clear_error (&error);
        } else {
                is_accelerated = (estatus == 0);
                if (!is_accelerated)
                        g_printerr ("cinnamon-session-check-accelerated: Helper exited with code %d\n", estatus);
        }

        XChangeProperty (GDK_DISPLAY_XDISPLAY (display),
                         rootwin,
                         is_accelerated_atom,
                         XA_CARDINAL, 32, PropModeReplace, (guchar *) &is_accelerated, 1);

        gdk_display_sync (display);

        return is_accelerated ? 0 : 1;
}
예제 #17
0
파일: gdkscreen-x11.c 프로젝트: GYGit/gtk
static gboolean
init_randr15 (GdkScreen *screen, gboolean *changed)
{
#ifdef HAVE_RANDR15
  GdkDisplay *display = gdk_screen_get_display (screen);
  GdkX11Display *x11_display = GDK_X11_DISPLAY (display);
  GdkX11Screen *x11_screen = GDK_X11_SCREEN (screen);
  XRRScreenResources *resources;
  RROutput primary_output = None;
  RROutput first_output = None;
  int i;
  gboolean randr12_compat = FALSE;
  XRRMonitorInfo *rr_monitors;
  int num_rr_monitors;
  int old_primary;

  if (!x11_display->have_randr15)
    return FALSE;

  resources = XRRGetScreenResourcesCurrent (x11_screen->xdisplay,
                                            x11_screen->xroot_window);
  if (!resources)
    return FALSE;

  rr_monitors = XRRGetMonitors (x11_screen->xdisplay,
                                x11_screen->xroot_window,
                                True,
                                &num_rr_monitors);
  if (!rr_monitors)
    return FALSE;

  for (i = 0; i < x11_display->monitors->len; i++)
    {
      GdkX11Monitor *monitor = x11_display->monitors->pdata[i];
      monitor->add = FALSE;
      monitor->remove = TRUE;
    }

  for (i = 0; i < num_rr_monitors; i++)
    {
      RROutput output = rr_monitors[i].outputs[0];
      XRROutputInfo *output_info;
      GdkX11Monitor *monitor;
      GdkRectangle geometry;
      GdkRectangle newgeo;
      char *name;
      int refresh_rate = 0;

      gdk_x11_display_error_trap_push (display);
      output_info = XRRGetOutputInfo (x11_screen->xdisplay, resources, output);
      if (gdk_x11_display_error_trap_pop (display))
        continue;

      if (output_info == NULL)
        continue;

      /* Non RandR1.2+ X driver have output name "default" */
      randr12_compat |= !g_strcmp0 (output_info->name, "default");

      if (output_info->connection == RR_Disconnected)
        {
          XRRFreeOutputInfo (output_info);
          continue;
        }

      if (first_output == None)
        first_output = output;

      if (output_info->crtc)
        {
          XRRCrtcInfo *crtc = XRRGetCrtcInfo (x11_screen->xdisplay, resources, output_info->crtc);
          int j;

          for (j = 0; j < resources->nmode; j++)
            {
              XRRModeInfo *xmode = &resources->modes[j];
              if (xmode->id == crtc->mode)
                {
                  if (xmode->hTotal != 0 && xmode->vTotal != 0)
                    refresh_rate = (1000 * xmode->dotClock) / (xmode->hTotal * xmode->vTotal);
                  break;
                }
            }

          XRRFreeCrtcInfo (crtc);
        }

      monitor = find_monitor_by_output (x11_display, output);
      if (monitor)
        monitor->remove = FALSE;
      else
        {
          monitor = g_object_new (GDK_TYPE_X11_MONITOR,
                                  "display", display,
                                  NULL);
          monitor->output = output;
          monitor->add = TRUE;
          g_ptr_array_add (x11_display->monitors, monitor);
        }

      gdk_monitor_get_geometry (GDK_MONITOR (monitor), &geometry);
      name = g_strndup (output_info->name, output_info->nameLen);

      newgeo.x = rr_monitors[i].x / x11_screen->window_scale;
      newgeo.y = rr_monitors[i].y / x11_screen->window_scale;
      newgeo.width = rr_monitors[i].width / x11_screen->window_scale;
      newgeo.height = rr_monitors[i].height / x11_screen->window_scale;
      if (newgeo.x != geometry.x ||
          newgeo.y != geometry.y ||
          newgeo.width != geometry.width ||
          newgeo.height != geometry.height ||
          rr_monitors[i].mwidth != gdk_monitor_get_width_mm (GDK_MONITOR (monitor)) ||
          rr_monitors[i].mheight != gdk_monitor_get_height_mm (GDK_MONITOR (monitor)) ||
          g_strcmp0 (name, gdk_monitor_get_model (GDK_MONITOR (monitor))))
        *changed = TRUE;

      gdk_monitor_set_position (GDK_MONITOR (monitor), newgeo.x, newgeo.y);
      gdk_monitor_set_size (GDK_MONITOR (monitor), newgeo.width, newgeo.height);
      g_object_notify (G_OBJECT (monitor), "workarea");
      gdk_monitor_set_physical_size (GDK_MONITOR (monitor),
                                     rr_monitors[i].mwidth,
                                     rr_monitors[i].mheight);
      gdk_monitor_set_subpixel_layout (GDK_MONITOR (monitor),
                                       translate_subpixel_order (output_info->subpixel_order));
      gdk_monitor_set_refresh_rate (GDK_MONITOR (monitor), refresh_rate);
      gdk_monitor_set_scale_factor (GDK_MONITOR (monitor), x11_screen->window_scale);
      gdk_monitor_set_model (GDK_MONITOR (monitor), name);
      g_free (name);

      if (rr_monitors[i].primary)
        primary_output = monitor->output;

      XRRFreeOutputInfo (output_info);
    }

  XRRFreeMonitors (rr_monitors);
  XRRFreeScreenResources (resources);

  /* non RandR 1.2+ X driver doesn't return any usable multihead data */
  if (randr12_compat)
    {
      for (i = 0; i < x11_display->monitors->len; i++)
        {
          GdkX11Monitor *monitor = x11_display->monitors->pdata[i];
          if (monitor->remove)
            gdk_display_monitor_removed (display, GDK_MONITOR (monitor));
        }
      g_ptr_array_remove_range (x11_display->monitors, 0, x11_display->monitors->len);
      return FALSE;
    }

  for (i = x11_display->monitors->len - 1; i >= 0; i--)
    {
      GdkX11Monitor *monitor = x11_display->monitors->pdata[i];
      if (monitor->add)
        {
          gdk_display_monitor_added (display, GDK_MONITOR (monitor));
          *changed = TRUE;
        }
      else if (monitor->remove)
        {
          g_object_ref (monitor);
          g_ptr_array_remove (x11_display->monitors, monitor);
          gdk_display_monitor_removed (display, GDK_MONITOR (monitor));
          g_object_unref (monitor);
          *changed = TRUE;
        }
    }

  old_primary = x11_display->primary_monitor;
  x11_display->primary_monitor = 0;
  for (i = 0; i < x11_display->monitors->len; ++i)
    {
      GdkX11Monitor *monitor = x11_display->monitors->pdata[i];
      if (monitor->output == primary_output)
        {
          x11_display->primary_monitor = i;
          break;
        }

      /* No RandR1.3+ available or no primary set, fall back to prefer LVDS as primary if present */
      if (primary_output == None &&
          g_ascii_strncasecmp (gdk_monitor_get_model (GDK_MONITOR (monitor)), "LVDS", 4) == 0)
        {
          x11_display->primary_monitor = i;
          break;
        }

      /* No primary specified and no LVDS found */
      if (monitor->output == first_output)
        x11_display->primary_monitor = i;
    }

  if (x11_display->primary_monitor != old_primary)
    *changed = TRUE;

  return x11_display->monitors->len > 0;
#endif

  return FALSE;
}
예제 #18
0
gboolean
_gdk_x11_window_simulate_key (GdkWindow      *window,
                              gint            x,
                              gint            y,
                              guint           keyval,
                              GdkModifierType modifiers,
                              GdkEventType    key_pressrelease)
{
    GdkScreen *screen;
    GdkKeymapKey *keys = NULL;
    gboolean success;
    gint n_keys = 0;
    XKeyEvent xev = {
        0,  /* type */
        0,  /* serial */
        1,  /* send_event */
    };
    g_return_val_if_fail (key_pressrelease == GDK_KEY_PRESS || key_pressrelease == GDK_KEY_RELEASE, FALSE);
    g_return_val_if_fail (window != NULL, FALSE);
    if (!GDK_WINDOW_IS_MAPPED (window))
        return FALSE;

    screen = gdk_window_get_screen (window);

    if (x < 0 && y < 0)
    {
        x = window->width / 2;
        y = window->height / 2;
    }

    /* Convert to impl coordinates */
    x = x + window->abs_x;
    y = y + window->abs_y;

    xev.type = key_pressrelease == GDK_KEY_PRESS ? KeyPress : KeyRelease;
    xev.display = GDK_WINDOW_XDISPLAY (window);
    xev.window = GDK_WINDOW_XID (window);
    xev.root = RootWindow (xev.display, GDK_X11_SCREEN (screen)->screen_num);
    xev.subwindow = 0;
    xev.time = 0;
    xev.x = MAX (x, 0);
    xev.y = MAX (y, 0);
    xev.x_root = 0;
    xev.y_root = 0;
    xev.state = modifiers;
    xev.keycode = 0;
    success = gdk_keymap_get_entries_for_keyval (gdk_keymap_get_for_display (gdk_window_get_display (window)), keyval, &keys, &n_keys);
    success &= n_keys > 0;
    if (success)
    {
        gint i;
        for (i = 0; i < n_keys; i++)
            if (keys[i].group == 0 && (keys[i].level == 0 || keys[i].level == 1))
            {
                xev.keycode = keys[i].keycode;
                if (keys[i].level == 1)
                {
                    /* Assume shift takes us to level 1 */
                    xev.state |= GDK_SHIFT_MASK;
                }
                break;
            }
        if (i >= n_keys) /* no match for group==0 and level==0 or 1 */
            xev.keycode = keys[0].keycode;
    }
    g_free (keys);
    if (!success)
        return FALSE;
    gdk_x11_display_error_trap_push (GDK_WINDOW_DISPLAY (window));
    xev.same_screen = XTranslateCoordinates (xev.display, xev.window, xev.root,
                      xev.x, xev.y, &xev.x_root, &xev.y_root,
                      &xev.subwindow);
    if (!xev.subwindow)
        xev.subwindow = xev.window;
    success &= xev.same_screen;
    if (x >= 0 && y >= 0)
        success &= 0 != XWarpPointer (xev.display, None, xev.window, 0, 0, 0, 0, xev.x, xev.y);
    success &= 0 != XSendEvent (xev.display, xev.window, True, key_pressrelease == GDK_KEY_PRESS ? KeyPressMask : KeyReleaseMask, (XEvent*) &xev);
    XSync (xev.display, False);
    success &= 0 == gdk_x11_display_error_trap_pop (GDK_WINDOW_DISPLAY (window));
    return success;
}
예제 #19
0
static void
read_settings (GdkX11Screen *x11_screen,
               gboolean      do_notify)
{
  GdkScreen *screen = GDK_SCREEN (x11_screen);

  Atom type;
  int format;
  unsigned long n_items;
  unsigned long bytes_after;
  unsigned char *data;
  int result;

  GHashTable *old_list = x11_screen->xsettings;
  GValue value = G_VALUE_INIT;
  GValue *setting, *copy;

  x11_screen->xsettings = NULL;

  if (x11_screen->xsettings_manager_window)
    {
      GdkDisplay *display = x11_screen->display;
      Atom xsettings_atom = gdk_x11_get_xatom_by_name_for_display (display, "_XSETTINGS_SETTINGS");

      gdk_x11_display_error_trap_push (display);
      result = XGetWindowProperty (gdk_x11_display_get_xdisplay (display),
                                   gdk_x11_window_get_xid (x11_screen->xsettings_manager_window),
				   xsettings_atom, 0, LONG_MAX,
				   False, xsettings_atom,
				   &type, &format, &n_items, &bytes_after, &data);
      gdk_x11_display_error_trap_pop_ignored (display);
      
      if (result == Success && type != None)
	{
	  if (type != xsettings_atom)
	    {
	      g_warning ("Invalid type for XSETTINGS property: %s", gdk_x11_get_xatom_name_for_display (display, type));
	    }
	  else if (format != 8)
	    {
	      g_warning ("Invalid format for XSETTINGS property: %d", format);
	    }
	  else
	    x11_screen->xsettings = parse_settings (data, n_items);
	  
	  XFree (data);
	}
    }

  /* Since we support scaling we look at the specific Gdk/UnscaledDPI
     setting if it exists and use that instead of Xft/DPI if it is set */
  if (x11_screen->xsettings && !x11_screen->fixed_window_scale)
    {
      setting = g_hash_table_lookup (x11_screen->xsettings, "gdk-unscaled-dpi");
      if (setting)
	{
	  copy = g_new0 (GValue, 1);
	  g_value_init (copy, G_VALUE_TYPE (setting));
	  g_value_copy (setting, copy);
	  g_hash_table_insert (x11_screen->xsettings, 
			       "gtk-xft-dpi", copy);
	}
    }

  if (do_notify)
    notify_changes (x11_screen, old_list);
  if (old_list)
    g_hash_table_unref (old_list);

  g_value_init (&value, G_TYPE_INT);

  if (!screen->resolution_set)
    {
      /* This code is duplicated with gtksettings.c:settings_update_resolution().
       * The update of the screen resolution needs to happen immediately when
       * gdk_x11_display_set_window_scale() is called, and not wait for events
       * to be processed, so we can't always handling it in gtksettings.c.
       * But we can't always handle it here because the DPI can be set through
       * GtkSettings, which we don't have access to.
       */
      int dpi_int = 0;
      double dpi;
      const char *scale_env;
      double scale;

      if (gdk_screen_get_setting (GDK_SCREEN (x11_screen),
                                  "gtk-xft-dpi", &value))
        dpi_int = g_value_get_int (&value);

      if (dpi_int > 0)
        dpi = dpi_int / 1024.;
      else
        dpi = -1.;

      scale_env = g_getenv ("GDK_DPI_SCALE");
      if (scale_env)
        {
          scale = g_ascii_strtod (scale_env, NULL);
          if (scale != 0 && dpi > 0)
            dpi *= scale;
        }

      _gdk_screen_set_resolution (screen, dpi);
    }

  if (!x11_screen->fixed_window_scale &&
      gdk_screen_get_setting (GDK_SCREEN (x11_screen),
			      "gdk-window-scaling-factor", &value))
    _gdk_x11_screen_set_window_scale (x11_screen,
				      g_value_get_int (&value));
}