C++ (Cpp) gtk_tooltip_show_tooltip示例

示例#1

文件： gtktooltip.c 项目： aswinas/gtk-

void
_gtk_tooltip_focus_in (GtkWidget *widget)
{
  gint x, y;
  gboolean return_value = FALSE;
  GdkDisplay *display;
  GtkTooltip *tooltip;
  GdkDevice *device;

  /* Get current tooltip for this display */
  display = gtk_widget_get_display (widget);
  tooltip = g_object_get_data (G_OBJECT (display),
			       "gdk-display-current-tooltip");

  /* Check if keyboard mode is enabled at this moment */
  if (!tooltip || !tooltip->keyboard_mode_enabled)
    return;

  device = gtk_get_current_event_device ();

  if (device && gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD)
    device = gdk_device_get_associated_device (device);

  /* This function should be called by either a focus in event,
   * or a key binding. In either case there should be a device.
   */
  if (!device)
    return;

  if (tooltip->keyboard_widget)
    g_object_unref (tooltip->keyboard_widget);

  tooltip->keyboard_widget = g_object_ref (widget);

  gdk_window_get_device_position (gtk_widget_get_window (widget),
                                  device, &x, &y, NULL);

  return_value = gtk_tooltip_run_requery (&widget, tooltip, &x, &y);
  if (!return_value)
    {
      gtk_tooltip_hide_tooltip (tooltip);
      return;
    }

  if (!tooltip->current_window)
    {
      if (gtk_widget_get_tooltip_window (widget))
	tooltip->current_window = gtk_widget_get_tooltip_window (widget);
      else
	tooltip->current_window = GTK_WINDOW (GTK_TOOLTIP (tooltip)->window);
    }

  gtk_tooltip_show_tooltip (display);
}

示例#2

文件： gtktooltip.c 项目： Krlos0208/Sintetizador_Voz

void
_gtk_tooltip_focus_in (GtkWidget *widget)
{
  gint x, y;
  gboolean return_value = FALSE;
  GdkDisplay *display;
  GtkTooltip *tooltip;

  /* Get current tooltip for this display */
  display = gtk_widget_get_display (widget);
  tooltip = g_object_get_data (G_OBJECT (display),
			       "gdk-display-current-tooltip");

  /* Check if keyboard mode is enabled at this moment */
  if (!tooltip || !tooltip->keyboard_mode_enabled)
    return;

  if (tooltip->keyboard_widget)
    g_object_unref (tooltip->keyboard_widget);

  tooltip->keyboard_widget = g_object_ref (widget);

  gdk_window_get_pointer (widget->window, &x, &y, NULL);

  return_value = gtk_tooltip_run_requery (&widget, tooltip, &x, &y);
  if (!return_value)
    {
      gtk_tooltip_hide_tooltip (tooltip);
      return;
    }

  if (!tooltip->current_window)
    {
      if (gtk_widget_get_tooltip_window (widget))
	tooltip->current_window = gtk_widget_get_tooltip_window (widget);
      else
	tooltip->current_window = GTK_WINDOW (GTK_TOOLTIP (tooltip)->window);
    }

  gtk_tooltip_show_tooltip (display);
}

示例#3

文件： gtktooltip.c 项目： grubersjoe/adwaita

static gint
tooltip_popup_timeout (gpointer data)
{
  GdkDisplay *display;
  GtkTooltip *tooltip;

  display = GDK_DISPLAY (data);
  tooltip = g_object_get_qdata (G_OBJECT (display), quark_current_tooltip);

  /* This usually does not happen.  However, it does occur in language
   * bindings were reference counting of objects behaves differently.
   */
  if (!tooltip)
    return FALSE;

  gtk_tooltip_show_tooltip (display);

  tooltip->timeout_id = 0;

  return FALSE;
}