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前言

StackPanel是WPF 中的布局容器之一，它的核心功能是将其子元素按水平或者垂直方向进行排列。

1、Orientation

该属性指定StackPanel中元素的排列方式，是水平排列还是垂直排列。
1）Vertical
元素垂直方向紧凑排列。

<Window x:Class="wpf之StackPanel.MainWindow"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:d="http://schemas.microsoft.com/expression/blend/2008"xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"xmlns:local="clr-namespace:wpf之StackPanel"mc:Ignorable="d"Title="MainWindow" Height="450" Width="800"><StackPanel Orientation="Vertical"    ><TextBlock  Background="Red"  Text=" 1" /><TextBlock  Background="Blue"  Text=" 2" /><TextBlock  Background="Green"  Text=" 2" /></StackPanel>
</Window>

2）Horizontal
元素水平方向紧凑排列。

<Window x:Class="wpf之StackPanel.MainWindow"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:d="http://schemas.microsoft.com/expression/blend/2008"xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"xmlns:local="clr-namespace:wpf之StackPanel"mc:Ignorable="d"Title="MainWindow" Height="450" Width="800"><StackPanel Orientation="Horizontal"     ><TextBlock  Background="Red"  Text=" 1" /><TextBlock  Background="Blue"  Text=" 2" /><TextBlock  Background="Green"  Text=" 2" /></StackPanel>
</Window>

2、HorizontalAlignment

该属性指定元素水平方向上的对齐方式
1）Left

<Window x:Class="wpf之StackPanel.MainWindow"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:d="http://schemas.microsoft.com/expression/blend/2008"xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"xmlns:local="clr-namespace:wpf之StackPanel"mc:Ignorable="d"Title="MainWindow" Height="450" Width="800"><StackPanel Orientation="Vertical"       HorizontalAlignment="Left"                   ><TextBlock  Background="Red"  Text=" 1" /><TextBlock  Background="Blue"  Text=" 2" /><TextBlock  Background="Green"  Text=" 2" /></StackPanel>
</Window>

2）Right








3）Center

<Window x:Class="wpf之StackPanel.MainWindow"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:d="http://schemas.microsoft.com/expression/blend/2008"xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"xmlns:local="clr-namespace:wpf之StackPanel"mc:Ignorable="d"Title="MainWindow" Height="450" Width="800"><StackPanel Orientation="Vertical"       HorizontalAlignment="Center"                     ><TextBlock  Background="Red"  Text=" 1" /><TextBlock  Background="Blue"  Text=" 2" /><TextBlock  Background="Green"  Text=" 2" /></StackPanel>
</Window>

4）Stretch

<Window x:Class="wpf之StackPanel.MainWindow"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:d="http://schemas.microsoft.com/expression/blend/2008"xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"xmlns:local="clr-namespace:wpf之StackPanel"mc:Ignorable="d"Title="MainWindow" Height="450" Width="800"><StackPanel Orientation="Vertical"       HorizontalAlignment="Stretch"                      ><TextBlock  Background="Red"  Text=" 1" /><TextBlock  Background="Blue"  Text=" 2" /><TextBlock  Background="Green"  Text=" 2" /></StackPanel>
</Window>

3、VerticalAlignment

该属性指定元素垂直方向上的对齐方式
1）Top

2）Bottom

<Window x:Class="wpf之StackPanel.MainWindow"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:d="http://schemas.microsoft.com/expression/blend/2008"xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"xmlns:local="clr-namespace:wpf之StackPanel"mc:Ignorable="d"Title="MainWindow" Height="450" Width="800"><StackPanel Orientation="Horizontal"        VerticalAlignment ="Bottom"    ><TextBlock  Background="Red"  Text=" 1" /><TextBlock  Background="Blue"  Text=" 2" /><TextBlock  Background="Green"  Text=" 3" /></StackPanel>
</Window>

3）Center

<Window x:Class="wpf之StackPanel.MainWindow"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:d="http://schemas.microsoft.com/expression/blend/2008"xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"xmlns:local="clr-namespace:wpf之StackPanel"mc:Ignorable="d"Title="MainWindow" Height="450" Width="800"><StackPanel Orientation="Horizontal"        VerticalAlignment ="Center"    ><TextBlock  Background="Red"  Text=" 1" /><TextBlock  Background="Blue"  Text=" 2" /><TextBlock  Background="Green"  Text=" 3" /></StackPanel>
</Window>

4）Stretch

<Window x:Class="wpf之StackPanel.MainWindow"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:d="http://schemas.microsoft.com/expression/blend/2008"xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"xmlns:local="clr-namespace:wpf之StackPanel"mc:Ignorable="d"Title="MainWindow" Height="450" Width="800"><StackPanel Orientation="Horizontal"        VerticalAlignment ="Stretch"     ><TextBlock  Background="Red"  Text=" 1" /><TextBlock  Background="Blue"  Text=" 2" /><TextBlock  Background="Green"  Text=" 3" /></StackPanel>
</Window>

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