static VALUE rg_query_tab_label_packing(VALUE self, VALUE child) { gboolean expand, fill; GtkPackType pack_type; VALUE ary; gtk_notebook_query_tab_label_packing(_SELF(self), RVAL2WIDGET(child), &expand, &fill, &pack_type); ary = rb_ary_new2(3); rb_ary_push(ary, CBOOL2RVAL(expand)); rb_ary_push(ary, CBOOL2RVAL(fill)); rb_ary_push(ary, GENUM2RVAL(pack_type, GTK_TYPE_PACK_TYPE)); return ary; }
/* Looks for the packing attributes of the bookmarks of child. */ int clip_GTK_NOTEBOOKQUERYTABLABELPACKING(ClipMachine * cm) { C_widget *cntb = _fetch_cw_arg(cm); C_widget *cchild = _fetch_cwidget(cm,_clip_spar(cm,2)); gboolean expand, fill; GtkPackType pack_type; CHECKCWID(cntb,GTK_IS_NOTEBOOK); CHECKARG2(2,MAP_t,NUMERIC_t); CHECKCWID(cchild,GTK_IS_WIDGET); gtk_notebook_query_tab_label_packing(GTK_NOTEBOOK(cntb->widget), cchild->widget, &expand, &fill, &pack_type); _clip_storni(cm,expand,3,0); _clip_storni(cm,fill,4,0); _clip_storni(cm,pack_type,5,0); return 0; err: return 1; }
void clearlooks_get_notebook_tab_position (GtkWidget *widget, gboolean *start, gboolean *end) { /* default value */ *start = TRUE; *end = FALSE; if (GE_IS_NOTEBOOK (widget)) { gboolean found_tabs = FALSE; gint i, n_pages; GtkNotebook *notebook = GTK_NOTEBOOK (widget); /* got a notebook, so walk over all the tabs and decide based * on that ... * It works like this: * - If there is any visible tab that is expanded, set both. * - Set start/end if there is any visible tab that is at * the start/end. * - If one has the child_visibility set to false, arrows * are present; so none * The heuristic falls over if there is a notebook that just * happens to fill up all the available space. ie. All tabs * are left aligned, but it does not require scrolling. * (a more complex heuristic could calculate the tabs width * and add them all up) */ n_pages = gtk_notebook_get_n_pages (notebook); for (i = 0; i < n_pages; i++) { GtkWidget *tab_child; GtkWidget *tab_label; gboolean expand; GtkPackType pack_type; tab_child = gtk_notebook_get_nth_page (notebook, i); /* Skip invisible tabs */ tab_label = gtk_notebook_get_tab_label (notebook, tab_child); if (!tab_label || !GTK_WIDGET_VISIBLE (tab_label)) continue; /* This is the same what the notebook does internally. */ if (tab_label && !gtk_widget_get_child_visible (tab_label)) { /* One child is hidden because scroll arrows are present. * So both corners are rounded. */ *start = FALSE; *end = FALSE; return; } gtk_notebook_query_tab_label_packing (notebook, tab_child, &expand, NULL, /* don't need fill */ &pack_type); if (!found_tabs) { found_tabs = TRUE; *start = FALSE; *end = FALSE; } if (expand) { *start = TRUE; *end = TRUE; } else if (pack_type == GTK_PACK_START) { *start = TRUE; } else { *end = TRUE; } } } }