WPF布局实例

1.Best ComboBox Tutorial，来自MSDN

2.Textbox文本垂直居中对齐：TextBox.VerticalContentAlignment="Center"

3.控件跟随窗口变化：VerticalAlignment="Stretch" HorizontalAlignment="Stretch"

4.规划窗口：    <Grid.RowDefinitions>

5.设置NavigationWindow按钮可见：  this.ShowsNavigationUI = false;

   手动导航： NavigationService.Navigate(new Uri("Page1.xaml",UriKind.Relative));

6.Page的Textbox多线程赋值：参见Communication through Sockets