Grid 布局
<Grid Name="gd" >
<Grid.RowDefinitions >
<RowDefinition ></RowDefinition>
<RowDefinition ></RowDefinition>
<RowDefinition ></RowDefinition>
<RowDefinition ></RowDefinition>
<RowDefinition ></RowDefinition>
<RowDefinition ></RowDefinition>
</Grid.RowDefinitions>
<Grid.ColumnDefinitions>
<ColumnDefinition></ColumnDefinition>
<ColumnDefinition></ColumnDefinition>
</Grid.ColumnDefinitions>
</Grid>