Question

wpf中grid中的Textbox怎么随着grid变宽而变宽

Answer 1

<Grid x:Name="Layoutroot">
<Grid.RowDefinitions>
<RowDefinition Height="35"/>
<RowDefinition Height="25"/>
<RowDefinition />
</Grid.RowDefinitions>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="0.2*"/>
<ColumnDefinition Width="0.8*" x:Name="MID" />
</Grid.ColumnDefinitions>
<TextBlock Text="日志文件目录" Grid.Row="0" Grid.Column="0" Margin="0 14 0 0 "></TextBlock>
<TextBox x:Name="txtLogFile" Grid.Row="0" Grid.Column="1" Style="{x:Null}"></TextBox>
</Grid>

Answer 2

主窗体上放一个Grid，名字为“MainGrid" ColumnDefinition和RowDefinition的Width和Height属性的值是GridLength对象。和XAML里一样，GridLength有三种值，Auto，Star，Pixel。