Ejemplo n.º 1
0
void
meta_core_get (Display *xdisplay,
    Window xwindow,
    ...)
{
  va_list args;
  MetaCoreGetType request;

  MetaDisplay *display = meta_display_for_x_display (xdisplay);
  MetaWindow *window = meta_display_lookup_x_window (display, xwindow);

  va_start (args, xwindow);

  request = va_arg (args, MetaCoreGetType);

  /* Now, we special-case the first request slightly. Mostly, requests
   * for information on windows which have no frame are errors.
   * But sometimes we may want to know *whether* a window has a frame.
   * In this case, pass the key META_CORE_WINDOW_HAS_FRAME
   * as the *first* request, with a pointer to a boolean; if the window
   * has no frame, this will be set to False and meta_core_get will
   * exit immediately (so the values of any other requests will be
   * undefined). Otherwise it will be set to True and meta_core_get will
   * continue happily on its way.
   */

  if (request != META_CORE_WINDOW_HAS_FRAME &&
      (window == NULL || window->frame == NULL)) {
    meta_bug ("No such frame window 0x%lx!\n", xwindow);
    return;
  }

  while (request != META_CORE_GET_END) {
    
    gpointer answer = va_arg (args, gpointer);

    switch (request) {
      case META_CORE_WINDOW_HAS_FRAME:
        *((gboolean*)answer) = window != NULL && window->frame != NULL;
        if (!*((gboolean*)answer)) return; /* see above */
        break; 
      case META_CORE_GET_CLIENT_WIDTH:
        *((gint*)answer) = window->rect.width;
        break;
      case META_CORE_GET_CLIENT_HEIGHT:
        *((gint*)answer) = window->rect.height;
        break;
      case META_CORE_IS_TITLEBAR_ONSCREEN:
        *((gboolean*)answer) = meta_window_titlebar_is_onscreen (window);
        break;
      case META_CORE_GET_CLIENT_XWINDOW:
        *((Window*)answer) = window->xwindow;
        break;
      case META_CORE_GET_FRAME_FLAGS:
        *((MetaFrameFlags*)answer) = meta_frame_get_flags (window->frame);
        break; 
      case META_CORE_GET_FRAME_TYPE:
          {
          MetaFrameType base_type = META_FRAME_TYPE_LAST;

          switch (window->type)
            {
            case META_WINDOW_NORMAL:
              base_type = META_FRAME_TYPE_NORMAL;
              break;

            case META_WINDOW_DIALOG:
              base_type = META_FRAME_TYPE_DIALOG;
              break;

            case META_WINDOW_MODAL_DIALOG:
              base_type = META_FRAME_TYPE_MODAL_DIALOG;
              break;

            case META_WINDOW_MENU:
              base_type = META_FRAME_TYPE_MENU;
              break;

            case META_WINDOW_UTILITY:
              base_type = META_FRAME_TYPE_UTILITY;
              break;

            case META_WINDOW_DESKTOP:
            case META_WINDOW_DOCK:
            case META_WINDOW_TOOLBAR:
            case META_WINDOW_SPLASHSCREEN:
              /* No frame */
              base_type = META_FRAME_TYPE_LAST;
              break;

            }

          if (base_type == META_FRAME_TYPE_LAST)
            {
              /* can't add border if undecorated */
              *((MetaFrameType*)answer) = META_FRAME_TYPE_LAST; 
            }
          else if (window->border_only)
            {
              /* override base frame type */
              *((MetaFrameType*)answer) = META_FRAME_TYPE_BORDER; 
            }
          else
            {
              *((MetaFrameType*)answer) = base_type;
            }

          break; 
          }
      case META_CORE_GET_MINI_ICON:
        *((GdkPixbuf**)answer) = window->mini_icon;
        break;
      case META_CORE_GET_ICON:
        *((GdkPixbuf**)answer) = window->icon;
        break;
      case META_CORE_GET_X:
        meta_window_get_position (window, (int*)answer, NULL);
        break;
      case META_CORE_GET_Y:
        meta_window_get_position (window, NULL, (int*)answer);
        break;
      case META_CORE_GET_FRAME_WORKSPACE:
        *((gint*)answer) = meta_window_get_net_wm_desktop (window);
        break;
      case META_CORE_GET_FRAME_X:
        *((gint*)answer) = window->frame->rect.x;
        break;
      case META_CORE_GET_FRAME_Y:
        *((gint*)answer) = window->frame->rect.y;
        break;
      case META_CORE_GET_FRAME_WIDTH:
        *((gint*)answer) = window->frame->rect.width;
        break;
      case META_CORE_GET_FRAME_HEIGHT:
        *((gint*)answer) = window->frame->rect.height;
        break;
      case META_CORE_GET_SCREEN_WIDTH:
        *((gint*)answer) = window->screen->rect.width;
        break;
      case META_CORE_GET_SCREEN_HEIGHT:
        *((gint*)answer) = window->screen->rect.height;
        break;

      default:
        meta_warning(_("Unknown window information request: %d"), request);
    }

    request = va_arg (args, MetaCoreGetType);
  } 

  va_end (args);
}
Ejemplo n.º 2
0
void
meta_core_get (Display *xdisplay,
    Window xwindow,
    ...)
{
  va_list args;
  MetaCoreGetType request;

  MetaDisplay *display = meta_display_for_x_display (xdisplay);
  MetaWindow *window = meta_display_lookup_x_window (display, xwindow);

  va_start (args, xwindow);

  request = va_arg (args, MetaCoreGetType);

  /* Now, we special-case the first request slightly. Mostly, requests
   * for information on windows which have no frame are errors.
   * But sometimes we may want to know *whether* a window has a frame.
   * In this case, pass the key META_CORE_WINDOW_HAS_FRAME
   * as the *first* request, with a pointer to a boolean; if the window
   * has no frame, this will be set to False and meta_core_get will
   * exit immediately (so the values of any other requests will be
   * undefined). Otherwise it will be set to True and meta_core_get will
   * continue happily on its way.
   */

  if (request != META_CORE_WINDOW_HAS_FRAME &&
      (window == NULL || window->frame == NULL)) {
    meta_bug ("No such frame window 0x%lx!\n", xwindow);
    return;
  }

  while (request != META_CORE_GET_END) {
    
    gpointer answer = va_arg (args, gpointer);

    switch (request) {
      case META_CORE_WINDOW_HAS_FRAME:
        *((gboolean*)answer) = window != NULL && window->frame != NULL;
        if (!*((gboolean*)answer)) return; /* see above */
        break; 
      case META_CORE_GET_CLIENT_WIDTH:
        *((gint*)answer) = window->rect.width;
        break;
      case META_CORE_GET_CLIENT_HEIGHT:
        *((gint*)answer) = window->rect.height;
        break;
      case META_CORE_GET_CLIENT_XWINDOW:
        *((Window*)answer) = window->xwindow;
        break;
      case META_CORE_GET_FRAME_FLAGS:
        *((MetaFrameFlags*)answer) = meta_frame_get_flags (window->frame);
        break; 
      case META_CORE_GET_FRAME_TYPE:
        *((MetaFrameType*)answer) = meta_window_get_frame_type (window);
        break;
      case META_CORE_GET_MINI_ICON:
        *((GdkPixbuf**)answer) = window->mini_icon;
        break;
      case META_CORE_GET_ICON:
        *((GdkPixbuf**)answer) = window->icon;
        break;
      case META_CORE_GET_X:
        meta_window_get_position (window, (int*)answer, NULL);
        break;
      case META_CORE_GET_Y:
        meta_window_get_position (window, NULL, (int*)answer);
        break;
      case META_CORE_GET_FRAME_WORKSPACE:
        *((gint*)answer) = meta_window_get_net_wm_desktop (window);
        break;
      case META_CORE_GET_FRAME_X:
        *((gint*)answer) = window->frame->rect.x;
        break;
      case META_CORE_GET_FRAME_Y:
        *((gint*)answer) = window->frame->rect.y;
        break;
      case META_CORE_GET_FRAME_WIDTH:
        *((gint*)answer) = window->frame->rect.width;
        break;
      case META_CORE_GET_FRAME_HEIGHT:
        *((gint*)answer) = window->frame->rect.height;
        break;
      case META_CORE_GET_THEME_VARIANT:
        *((char**)answer) = window->gtk_theme_variant;
        break;
      case META_CORE_GET_SCREEN_WIDTH:
        *((gint*)answer) = window->screen->rect.width;
        break;
      case META_CORE_GET_SCREEN_HEIGHT:
        *((gint*)answer) = window->screen->rect.height;
        break;

      default:
        meta_warning(_("Unknown window information request: %d"), request);
    }

    request = va_arg (args, MetaCoreGetType);
  } 

  va_end (args);
}