+
+static void
+x_tab_control_instantiate (Lisp_Object image_instance, Lisp_Object instantiator,
+ Lisp_Object pointer_fg, Lisp_Object pointer_bg,
+ int dest_mask, Lisp_Object domain)
+{
+ Lisp_Image_Instance *ii = XIMAGE_INSTANCE (image_instance);
+ widget_value * wv =
+ gui_items_to_widget_values (image_instance,
+ IMAGE_INSTANCE_WIDGET_ITEMS (ii), 0);
+ update_tab_widget_face (wv, ii,
+ IMAGE_INSTANCE_FRAME (ii));
+ x_widget_instantiate (image_instance, instantiator, pointer_fg,
+ pointer_bg, dest_mask, domain, "tab-control", wv);
+}
+
+/* Set the properties of a tab control */
+static void
+x_tab_control_redisplay (Lisp_Object image_instance)
+{
+ Lisp_Image_Instance *ii = XIMAGE_INSTANCE (image_instance);
+
+ if (IMAGE_INSTANCE_WIDGET_ITEMS_CHANGED (ii)
+ ||
+ IMAGE_INSTANCE_WIDGET_ACTION_OCCURRED (ii))
+ {
+ /* If only the order has changed then simply select the first
+ one of the pending set. This stops horrendous rebuilding -
+ and hence flicker - of the tabs each time you click on
+ one. */
+ if (tab_control_order_only_changed (image_instance))
+ {
+ Lisp_Object rest, selected =
+ gui_item_list_find_selected
+ (NILP (IMAGE_INSTANCE_WIDGET_PENDING_ITEMS (ii)) ?
+ XCDR (IMAGE_INSTANCE_WIDGET_ITEMS (ii)) :
+ XCDR (IMAGE_INSTANCE_WIDGET_PENDING_ITEMS (ii)));
+
+ LIST_LOOP (rest, XCDR (IMAGE_INSTANCE_WIDGET_ITEMS (ii)))
+ {
+ if (gui_item_equal_sans_selected (XCAR (rest), selected, 0))
+ {
+ /* There may be an encapsulated way of doing this,
+ but I couldn't find it. */
+ Lisp_Object old_selected =gui_item_list_find_selected
+ (XCDR (IMAGE_INSTANCE_WIDGET_ITEMS (ii)));
+ Arg al [2];
+ char* name;
+ unsigned int num_children, i;
+ Widget* children;
+
+ LISP_STRING_TO_EXTERNAL (XGUI_ITEM (XCAR (rest))->name,
+ name, Qnative);
+ /* The name may contain a `.' which confuses
+ XtNameToWidget, so we do it ourselves. */
+ children = XtCompositeChildren (IMAGE_INSTANCE_X_WIDGET_ID (ii),
+ &num_children);
+ for (i = 0; i < num_children; i++)
+ {
+ if (!strcmp (XtName (children [i]), name))
+ {
+ XtSetArg (al [0], XtNtopWidget, children [i]);
+ XtSetArg (al [1], XtNhighlightWidget,
+ children [i]);
+ XtSetValues (IMAGE_INSTANCE_X_WIDGET_ID (ii), al, 2);
+ break;
+ }
+ }
+ /* Pick up the new selected item. */
+ XGUI_ITEM (old_selected)->selected =
+ XGUI_ITEM (XCAR (rest))->selected;
+ XGUI_ITEM (XCAR (rest))->selected =
+ XGUI_ITEM (selected)->selected;
+ /* We're not actually changing the items anymore. */
+ IMAGE_INSTANCE_WIDGET_ITEMS_CHANGED (ii) = 0;
+ IMAGE_INSTANCE_WIDGET_PENDING_ITEMS (ii) = Qnil;
+ break;
+ }
+ }
+ }
+ }
+ /* Possibly update the face. */
+ if (IMAGE_INSTANCE_WIDGET_FACE_CHANGED (ii)
+ ||
+ XFRAME (IMAGE_INSTANCE_FRAME (ii))->faces_changed
+ ||
+ IMAGE_INSTANCE_WIDGET_ITEMS_CHANGED (ii))
+ {
+ /* See previous comments on the brokeness of lwlib.
+
+ #### There's actually not much point in doing this here
+ since, colors will have been set appropriately by
+ x_redisplay_widget. */
+ widget_value* wv =copy_widget_value_tree
+ (lw_get_all_values
+ (IMAGE_INSTANCE_X_WIDGET_LWID (ii)),
+ NO_CHANGE);
+
+ update_tab_widget_face (wv, ii,
+ IMAGE_INSTANCE_FRAME (ii));
+
+ lw_modify_all_widgets (IMAGE_INSTANCE_X_WIDGET_LWID (ii), wv, True);
+ free_widget_value_tree (wv);
projects / chise / xemacs-chise.git.1 / blobdiff