我重新设置了一个WPF窗口,一切正常。但是,当有人点击标题栏时,我现在需要显示一个弹出菜单。我不明白我是如何做到这一点的,因为标题向下点击是通过鼠标向下处理样式中的一个边框来处理的,这是我应用于多个窗口的通用样式?
窗口样式如下所示:
<Style x:Key="MYWindow" TargetType="{x:Type Window}">
<Setter Property="ResizeMode" Value="NoResize" />
<Setter Property="WindowStyle" Value="None" />
<Setter Property="Background" Value="{StaticResource BGBrush}" />
<Setter Property="Foreground" Value="{StaticResource FGBrush}" />
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type Window}">
<Grid>
<Grid.RowDefinitions>
<RowDefinition Height="26"/>
<RowDefinition Height="*"/>
</Grid.RowDefinitions>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="*"/>
<ColumnDefinition Width="26"/>
<ColumnDefinition Width="26"/>
<ColumnDefinition Width="26"/>
</Grid.ColumnDefinitions>
<Border Background="{TemplateBinding Background}" BorderThickness="1" BorderBrush="{x:Null}" CornerRadius="5,5,5,5" BitmapEffect="{StaticResource DropShadow}" Grid.Row="0" Grid.RowSpan="2" Grid.Column="0" Grid.ColumnSpan="4"/>
<ContentPresenter Margin="2" ClipToBounds="True" Grid.Row="1" Grid.Column="0" Grid.ColumnSpan="4"/>
<Border Background="{StaticResource GreyGradientBrush}" BorderThickness="1" BorderBrush="{x:Null}" CornerRadius="5,5,0,0" BitmapEffect="{StaticResource WindowTitleShadow}" Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="4" MouseDown="HandleTitleBarMouseDown"/>
目前HandleTitleBarMouseDown处理拖动窗口,如下所示:
partial class MYStyles
{
public void HandleTitleBarMouseDown(object sender, MouseButtonEventArgs e)
{
Window window = GetWindow(sender);
window.DragMove();
}
}
我重复使用这种风格如下:
<Window x:Class="TestWPF.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:sys="clr-namespace:System;assembly=mscorlib"
xmlns:local="clr-namespace:TestWPF"
Style="{DynamicResource MYWindow}" Title="Test MY Window" Height="599" Width="891" SnapsToDevicePixels="False" WindowStyle="None" Padding="0" MouseDown="">
我需要以某种方式在Window1类中引发一个事件,但不知道如何实现这个?
答案 0 :(得分:1)
您可以使用MouseMove
事件进行拖动:
private void HandleTitleBar_MouseMove(object sender, MouseEventArgs e)
{
if (e.LeftButton == MouseButtonState.Pressed)
{
Window window = GetWindow(sender);
window.DragMove();
}
}
然后,您可以使用MouseDown
事件来显示包含所需内容的自定义Popup
。
答案 1 :(得分:0)
您可以使用全局事件挂钩。
将此行放在app.xaml.cs或启动应用程序时调用的任何类:
EventManager.RegisterClassHandler(typeof(Window), Window.PreviewMouseUpEvent, new MouseButtonEventHandler(OnWindowPreviewMouseUp));
并声明OnWindowPreviewMouseUp事件处理程序:
void OnWindowPreviewMouseUp(object sender, MouseButtonEventArgs e)
{
//do your implementation
}