[英]Native Aero Blur without Glass Effect on Borderless WPF Window
我知道已經提出並回答了類似的問題。 然而,我的問題是一個由三部分組成的問題。
出於此問題的目的,請記住以下幾點:
首先,是否可以在無邊框窗口的背景中使用玻璃效果? 如果是這樣(我相信它),這是怎么做到的?
此外,由於Windows 8及更新版本不再使用半透明玻璃效果,這仍然可以在這些操作系統上完成嗎?
我想要平滑的原生DWM模糊效果,但我不想要光滑的玻璃覆蓋,我不希望在用戶的主題設置中預定義窗口顏色。
是否可以僅將此效果應用於窗口的某個部分? 更重要的是,是否可以調整模糊效果的強度(半徑)?
根據要求,我已經發布了一些我希望實現的效果的例子。
上圖是我的WPF應用程序的實際屏幕截圖(仍在開發中)。 其極簡主義設計在很大程度上依賴於動畫和窗口大小的動畫。
使用一些photoshop技巧,我已經渲染了上面的圖像,展示了我想要創建的效果, 正是我想要的方式。 請注意以下事項:
因為你想要實現的不是玻璃效果,而是透明+模糊,你可以使用以下方法在窗口后面模糊。
Windows 7 :您可以使用DwmEnableBlurBehindWindow在窗口后面模糊。
窗口8 :因為在Windows 8中刪除了DwmEnableBlurBehindWindow,所以我找不到可行的解決方案。
Windows 10 :您可以使用SetWindowCompositionAttribute在窗口后面模糊。
以上解決方案僅在窗口后面應用模糊效果,它將由窗口定義透明度和顏色。
使用這些方法,您只能在整個窗口下方模糊,並且您可以在要透明的窗口部分上使用Alpha通道。 我認為你也不能定義模糊半徑。
請原諒我對Stackoverflow的經驗不足,但我想我會盡力幫你解決一下。
通過關注Tom發布的鏈接,我能夠遇到這個代碼塊(最初是在c#中)。 所以看來這個代碼對於大多數人來說並不容易獲得,這里是:
Imports System.Runtime.InteropServices
Imports System.Windows.Interop
'Import namespace ("name of project" . "name of namespace")
Imports Blurred_Opacity.BlurBehind
Namespace BlurTest
Enum AccentState
ACCENT_DISABLED = 0
ACCENT_ENABLE_GRADIENT = 1
ACCENT_ENABLE_TRANSPARENTGRADIENT = 2
ACCENT_ENABLE_BLURBEHIND = 3
ACCENT_INVALID_STATE = 4
End Enum
Structure AccentPolicy
Public AccentState As AccentState
Public AccentFlags As Integer
Public GradientColor As Integer
Public AnimationId As Integer
End Structure
Structure WindowCompositionAttributeData
Public Attribute As WindowCompositionAttribute
Public Data As IntPtr
Public SizeOfData As Integer
End Structure
Enum WindowCompositionAttribute
WCA_ACCENT_POLICY = 19
End Enum
End Namespace
Class MainWindow
<DllImport("user32.dll")>
Friend Shared Function SetWindowCompositionAttribute(hwnd As IntPtr, ByRef data As WindowCompositionAttributeData) As Integer
End Function
Sub Window_Loaded() handles me.loaded
EnableBlur()
End Sub
Sub Window_MouseDown() handles me.MouseLeftButtonDown
DragMove()
End Sub
Sub EnableBlur()
Dim windowHelper = New WindowInteropHelper(Me)
Dim accent = New AccentPolicy()
accent.AccentState = AccentState.ACCENT_ENABLE_BLURBEHIND
Dim accentStructSize = Marshal.SizeOf(accent)
Dim accentPtr = Marshal.AllocHGlobal(accentStructSize)
Marshal.StructureToPtr(accent, accentPtr, False)
Dim Data = New WindowCompositionAttributeData()
Data.Attribute = WindowCompositionAttribute.WCA_ACCENT_POLICY
Data.SizeOfData = accentStructSize
Data.Data = accentPtr
SetWindowCompositionAttribute(windowHelper.Handle, Data)
Marshal.FreeHGlobal(accentPtr)
End Sub
End Class
一旦實現,這將影響整個Window,如下所示:
在嘗試復制你的設計大約5分鍾后,我想出了這個:
我相信你能比我更好地完成設計。 只需調整背景顏色(在窗口上)即可更改混合顏色,也可以更改不透明度級別。 我的設計的XAML如下:
<Window
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" mc:Ignorable="d" x:Class="MainWindow"
Title="Blurred Opacity" Height="623" Width="752"
Background="#727A7A7A"
AllowsTransparency="True"
WindowStyle="None"
BorderThickness="1"
WindowStartupLocation="CenterScreen"
Loaded="Window_Loaded" MouseLeftButtonDown="Window_MouseDown" Topmost="True" BorderBrush="#FF1E9EC5">
<Grid>
<Rectangle Fill="#FF0143A4" Height="130" VerticalAlignment="Top"/>
<Rectangle Fill="White" Margin="0,130,0,0" HorizontalAlignment="Right" Width="375"/>
<StackPanel HorizontalAlignment="Left" Margin="0,130,0,0" Width="375">
<TextBlock x:Name="textBlock" Height="50" TextWrapping="Wrap" Text="Category 1" d:LayoutOverrides="LeftPosition, RightPosition" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6"/>
<TextBlock x:Name="textBlock_Copy" Height="50" TextWrapping="Wrap" Text="Category 2" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" d:LayoutOverrides="LeftPosition, RightPosition"/>
<TextBlock x:Name="textBlock_Copy1" Height="50" TextWrapping="Wrap" Text="Category 3" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" d:LayoutOverrides="LeftPosition, RightPosition"/>
<TextBlock x:Name="textBlock_Copy2" Height="50" TextWrapping="Wrap" Text="Category 4" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" d:LayoutOverrides="LeftPosition, RightPosition"/>
<TextBlock x:Name="textBlock_Copy3" Height="50" TextWrapping="Wrap" Text="Category 5" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" d:LayoutOverrides="LeftPosition, RightPosition"/>
<TextBlock x:Name="textBlock_Copy4" Height="50" TextWrapping="Wrap" Text="Category 6" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" d:LayoutOverrides="LeftPosition, RightPosition"/>
<TextBlock x:Name="textBlock_Copy5" Height="50" TextWrapping="Wrap" Text="Category 7" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" d:LayoutOverrides="LeftPosition, RightPosition"/>
<TextBlock x:Name="textBlock_Copy6" Height="50" TextWrapping="Wrap" Text="Category 8" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" d:LayoutOverrides="LeftPosition, RightPosition"/>
</StackPanel>
<TextBlock x:Name="textBlock_Copy7" Height="90" TextWrapping="Wrap" Text="Example" FontSize="65" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" Margin="222.5,23,152.5,0" VerticalAlignment="Top" Foreground="White"/>
<Path Data="M705,27.333333 L735.66667,10" Fill="White" HorizontalAlignment="Right" Height="24" Margin="0,7,21,0" Stretch="Fill" VerticalAlignment="Top" Width="24" StrokeThickness="3" Stroke="White"/>
<Path Data="M705,27.333333 L735.66667,10" Fill="White" HorizontalAlignment="Right" Height="24.083" Margin="0,6.833,20.333,0" Stretch="Fill" VerticalAlignment="Top" Width="24.167" StrokeThickness="3" Stroke="White" RenderTransformOrigin="0.5,0.5">
<Path.RenderTransform>
<TransformGroup>
<ScaleTransform ScaleX="-1"/>
<SkewTransform/>
<RotateTransform/>
<TranslateTransform/>
</TransformGroup>
</Path.RenderTransform>
</Path>
<StackPanel HorizontalAlignment="Right" Margin="0,130,0,0" Width="375">
<TextBlock x:Name="textBlock1" Height="50" TextWrapping="Wrap" Text="Item 1" d:LayoutOverrides="LeftPosition, RightPosition" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6"/>
<TextBlock x:Name="textBlock_Copy8" Height="50" TextWrapping="Wrap" Text="Item 2" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" d:LayoutOverrides="LeftPosition, RightPosition"/>
<TextBlock x:Name="textBlock_Copy9" Height="50" TextWrapping="Wrap" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" d:LayoutOverrides="LeftPosition, RightPosition"><Run Text="Item "/><Run Text="3"/><LineBreak/><Run Text="3"/></TextBlock>
<TextBlock x:Name="textBlock_Copy10" Height="50" TextWrapping="Wrap" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" d:LayoutOverrides="LeftPosition, RightPosition"><Run Text="Item "/><Run Text="4"/></TextBlock>
<TextBlock x:Name="textBlock_Copy11" Height="50" TextWrapping="Wrap" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" d:LayoutOverrides="LeftPosition, RightPosition"><Run Text="Item "/><Run Text="5"/></TextBlock>
<TextBlock x:Name="textBlock_Copy12" Height="50" TextWrapping="Wrap" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" d:LayoutOverrides="LeftPosition, RightPosition"><Run Text="Item "/><Run Text="6"/></TextBlock>
<TextBlock x:Name="textBlock_Copy13" Height="50" TextWrapping="Wrap" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" d:LayoutOverrides="LeftPosition, RightPosition"><Run Text="Item "/><Run Text="7"/></TextBlock>
<TextBlock x:Name="textBlock_Copy14" Height="50" TextWrapping="Wrap" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" d:LayoutOverrides="LeftPosition, RightPosition"><Run Text="Item "/><Run Text="8"/></TextBlock>
<TextBlock x:Name="textBlock_Copy15" Height="50" TextWrapping="Wrap" FontSize="35" Padding="10,0,0,0" TextOptions.TextFormattingMode="Display" LineHeight="6" d:LayoutOverrides="LeftPosition, RightPosition"><Run Text="Item "/><Run Text="9"/></TextBlock>
</StackPanel>
</Grid>
我希望這有幫助!
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