C++ (Cpp) gtk_widget_get_opacity Exemples

Exemple #1

Fichier : gmainwindow.cpp Projet : ramonelalto/gambas

double gMainWindow::opacity()
{
	if (isTopLevel())
#if GTK_CHECK_VERSION(3, 8, 0)
		return gtk_widget_get_opacity(border);
#else
		return gtk_window_get_opacity(GTK_WINDOW(border));
#endif
	else
		return 1.0;

Exemple #2

Fichier : gs-utils.c Projet : ppigmans/gnome-software

static gboolean
fade_in (gpointer data)
{
	GtkWidget *spinner = data;
	gdouble opacity;

	opacity = gtk_widget_get_opacity (spinner);
	opacity = opacity + 0.1;
	gtk_widget_set_opacity (spinner, opacity);

	if (opacity >= 1.0) {
		g_object_steal_data (G_OBJECT (spinner), "fade-timeout");
		return G_SOURCE_REMOVE;
	}
	return G_SOURCE_CONTINUE;
}

Exemple #3

Fichier : cheese-flash.c Projet : linuxmint/gnome-screenshot

static gboolean
cheese_flash_opacity_fade (gpointer data)
{
  CheeseFlash        *flash        = data;
  CheeseFlashPrivate *flash_priv   = CHEESE_FLASH_GET_PRIVATE (flash);
  GtkWidget          *flash_window = GTK_WIDGET (flash_priv->window);
  double              opacity      = gtk_widget_get_opacity (flash_window);

  /* exponentially decrease */
  gtk_widget_set_opacity (flash_window, opacity * FLASH_FADE_FACTOR);

  if (opacity <= FLASH_LOW_THRESHOLD)
  {
    /* the flasher has finished when we reach the quit value */
    gtk_widget_hide (flash_window);
    return FALSE;
  }

  return TRUE;
}

Exemple #4

Fichier : widget-factory.c Projet : Distrotech/gtk

static void
row_activated (GtkListBox *box, GtkListBoxRow *row)
{
  GtkWidget *image;
  GtkWidget *dialog;

  image = (GtkWidget *)g_object_get_data (G_OBJECT (row), "image");
  dialog = (GtkWidget *)g_object_get_data (G_OBJECT (row), "dialog");

  if (image)
    {
      if (gtk_widget_get_opacity (image) > 0)
        gtk_widget_set_opacity (image, 0);
      else
        gtk_widget_set_opacity (image, 1);
    }
  else if (dialog)
    {
      gtk_window_present (GTK_WINDOW (dialog));
    }
}