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WPF自定义标题栏——窗口移动和按钮状态转换

2013-05-21 17:14 519 查看
其实这一部分的资料网上很多,也看了很多的例子,不过大部分都不是自己想要的结果,所以就综合网上的资料整理了一下,放在这里吧,虽然现在放弃WPF了,不过以后还是想接着学一下,先放着吧就。

标题栏的移动:

其实这部分还是很简单的,只需加一个<Grid>(其他布局也可以),然后响应鼠标移动事件就好了。事件响应时的代码也非常简单,判断现在鼠标是否在按下状态,如果是,调用窗口移动命令。

<Grid Name="titleBar" VerticalAlignment="Top" Height="40" Background="#0F4378" MouseMove="TitleBar_MouseMove">
</Grid>


鼠标移动时间响应:

public void TitleBar_MouseMove(object sender, MouseEventArgs e)
{
if(e.LeftButton == MouseButtonState.Pressed)
this.DragMove();
}


窗口按钮状态转换:

这里指的是普通,鼠标浮上,鼠标按下三种状态在同一张图片上,通过图片的偏移来实现转换。

以最小化按钮为例:

<Button Name="minBtn" Width="34" FocusVisualStyle="{x:Null}" Click="MinBtn_Click">
<Button.Style>
<Style TargetType="{x:Type Button}">
<Setter Property="Background">
<Setter.Value>
<DrawingBrush Stretch="Fill" TileMode="Tile" Viewport="0,0,3,1" Viewbox="0,0,1,1">
<DrawingBrush.Drawing>
<ImageDrawing ImageSource="res/btn_min.png" Rect="0,0,1,1"/>
</DrawingBrush.Drawing>
</DrawingBrush>
</Setter.Value>
</Setter>
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type Button}">
<Grid Background="{TemplateBinding Background}">
<ContentPresenter VerticalAlignment="Center" HorizontalAlignment="Center"/>
</Grid>
</ControlTemplate>
</Setter.Value>
</Setter>
<Style.Triggers>
<Trigger Property="IsMouseOver" Value="True">
<Setter Property="Background">
<Setter.Value>
<DrawingBrush Stretch="Fill" TileMode="Tile" Viewport="2,0,3,1" Viewbox="0,0,1,1">
<DrawingBrush.Drawing>
<ImageDrawing ImageSource="res/btn_min.png" Rect="0,0,1,1"/>
</DrawingBrush.Drawing>
</DrawingBrush>
</Setter.Value>
</Setter>
</Trigger>
<Trigger Property="IsPressed" Value="True">
<Setter Property="Background">
<Setter.Value>
<DrawingBrush Stretch="Fill" TileMode="Tile" Viewport="1,0,3,1" Viewbox="0,0,1,1">
<DrawingBrush.Drawing>
<ImageDrawing ImageSource="res/btn_min.png" Rect="0,0,1,1"/>
</DrawingBrush.Drawing>
</DrawingBrush>
</Setter.Value>
</Setter>
</Trigger>
</Style.Triggers>
</Style>
</Button.Style>
</Button>


同样实现窗口的最小化和关闭也比较容易:

private void MinBtn_Click(object sender, RoutedEventArgs e)
{
this.WindowState = WindowState.Minimized;
}
private void CloseBtn_Click(object sender, RoutedEventArgs e)
{
mainWindow.Close();
}


原文地址:http://blog.csdn.net/eilotyan/article/details/6532917
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