func gListboxSelMultiTexts(widget *C.GtkWidget) (texts []string) { var model *C.GtkTreeModel var iter C.GtkTreeIter var gs *C.gchar tv := getTreeViewFrom(widget) sel := C.gtk_tree_view_get_selection(tv) rows := C.gtk_tree_selection_get_selected_rows(sel, &model) defer C.g_list_free_full(rows, C.GDestroyNotify(unsafe.Pointer(C.gtk_tree_path_free))) len := C.g_list_length(rows) if len == 0 { return nil } texts = make([]string, len) for i := C.guint(0); i < len; i++ { path := (*C.GtkTreePath)(unsafe.Pointer(rows.data)) if C.gtk_tree_model_get_iter(model, &iter, path) == C.FALSE { panic("gtk_tree_model_get_iter() failed getting Listbox selected texts; reason unknown") } C.gtkTreeModelGet(model, &iter, &gs) texts[i] = fromgstr(gs) rows = rows.next } return texts }
func (g *glib) Tracks() []Track { ptr := g.db.tracks len := C.g_list_length(ptr) arr := make([]Track, 0, len) for ptr != nil { track := newTrack(g, (*C.Itdb_Track)(ptr.data), false) arr = append(arr, track) ptr = ptr.next } return arr }
func (c *Client) QueryBySubsystem(subsystem string) []Device { l := C.g_udev_client_query_by_subsystem(c.p, (*C.gchar)(C.CString(subsystem))) result := make([]Device, C.g_list_length(l)) for i := range result { p := (*C.struct__GUdevDevice)(l.data) device := Device{ p: p, } runtime.SetFinalizer(&device, func(device *Device) { C.g_object_unref((C.gpointer)(device.p)) }) result[i] = device l = l.next } C.g_list_free(l) return result }
func gListboxSelectedMulti(widget *C.GtkWidget) (indices []int) { var model *C.GtkTreeModel tv := getTreeViewFrom(widget) sel := C.gtk_tree_view_get_selection(tv) rows := C.gtk_tree_selection_get_selected_rows(sel, &model) defer C.g_list_free_full(rows, C.GDestroyNotify(unsafe.Pointer(C.gtk_tree_path_free))) // g_list_length() is O(N), but we need the length below, alas len := C.g_list_length(rows) if len == 0 { return nil } indices = make([]int, len) for i := C.guint(0); i < len; i++ { path := (*C.GtkTreePath)(unsafe.Pointer(rows.data)) idx := C.gtk_tree_path_get_indices(path) indices[i] = int(*idx) rows = rows.next } return indices }
func (v List) Length() uint { return uint(C.g_list_length(v.GList)) }
func (self *GList) Length() uint { return uint(C.g_list_length(self.object)) }
// Length is a wrapper around g_list_length(). func (v *List) Length() uint { glist := (*C.GList)(unsafe.Pointer(v)) return uint(C.g_list_length(glist)) }