发布时间: 2015-01-08 06:22:00
继承它的有: WebView, Window, Toolbar, TextField, TextArea, TableView, TableViewRow,
Tab, TabGroup, TabbedBar, Switch, Slider, SearchBar,
ScrollView, ScrollableView,
ProgressBar, Picker, PickerColumn,
Notification, MaskedImage,
ListView, Label, ImageView, DashboardView, CoverflowView,
Button, ButtonBar,