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Merge pull request #1290 from microsoft/user/karkarl/UpdateMicaSample
Mica Sample Update
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15 changes: 15 additions & 0 deletions
15
WinUIGallery/ControlPagesSampleCode/SystemBackdrops/SystemBackdropsSample3.txt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| // Option 2 - Implement Mica with codebehind. | ||
| // Allows for toggling backdrops as shown in sample. | ||
| bool TrySetMicaBackdrop(bool useMicaAlt) | ||
| { | ||
| if (Microsoft.UI.Composition.SystemBackdrops.MicaController.IsSupported()) | ||
| { | ||
| Microsoft.UI.Xaml.Media.MicaBackdrop micaBackdrop = new Microsoft.UI.Xaml.Media.MicaBackdrop(); | ||
| micaBackdrop.Kind = useMicaAlt ? Microsoft.UI.Composition.SystemBackdrops.MicaKind.BaseAlt : Microsoft.UI.Composition.SystemBackdrops.MicaKind.Base; | ||
| this.SystemBackdrop = micaBackdrop; | ||
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| return true; // Succeeded. | ||
| } | ||
|
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| return false; // Mica is not supported on this system. | ||
| } |
14 changes: 14 additions & 0 deletions
14
WinUIGallery/ControlPagesSampleCode/SystemBackdrops/SystemBackdropsSample4.txt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,14 @@ | ||
| // Option 2 - Implement Acrylic with codebehind. | ||
| // Allows for toggling backdrops as shown in sample. | ||
| bool TrySetDesktopAcrylicBackdrop() | ||
| { | ||
| if (Microsoft.UI.Composition.SystemBackdrops.DesktopAcrylicController.IsSupported()) | ||
| { | ||
| Microsoft.UI.Xaml.Media.DesktopAcrylicBackdrop DesktopAcrylicBackdrop = new Microsoft.UI.Xaml.Media.DesktopAcrylicBackdrop(); | ||
| this.SystemBackdrop = DesktopAcrylicBackdrop; | ||
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| return true; // Succeeded. | ||
| } | ||
|
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| return false; // DesktopAcrylic is not supported on this system. | ||
| } |
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32 changes: 32 additions & 0 deletions
32
WinUIGallery/SamplePages/SampleBuiltInSystemBackdropsWindow.xaml
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| <Window | ||
| x:Class="AppUIBasics.SamplePages.SampleBuiltInSystemBackdropsWindow" | ||
| 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"> | ||
|
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| <Grid> | ||
| <Grid.RowDefinitions> | ||
| <RowDefinition Height="32" /> | ||
| <RowDefinition Height="*" /> | ||
| </Grid.RowDefinitions> | ||
| <Grid x:Name="titleBar" Background="Transparent" /> | ||
| <StackPanel | ||
| Grid.Row="1" | ||
| HorizontalAlignment="Center" | ||
| VerticalAlignment="Center" | ||
| Spacing="12"> | ||
| <TextBlock HorizontalAlignment="Center"> | ||
| <Run Text="Current backdrop: " /> | ||
| <Run x:Name="tbCurrentBackdrop" FontWeight="SemiBold" /> | ||
| </TextBlock> | ||
| <Button | ||
| x:Name="btnChangeBackdrop" | ||
| HorizontalAlignment="Center" | ||
| Click="ChangeBackdropButton_Click" | ||
| Content="Change Backdrop" /> | ||
| <TextBlock x:Name="tbChangeStatus" HorizontalAlignment="Center" /> | ||
| </StackPanel> | ||
| </Grid> | ||
| </Window> |
129 changes: 129 additions & 0 deletions
129
WinUIGallery/SamplePages/SampleBuiltInSystemBackdropsWindow.xaml.cs
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| @@ -0,0 +1,129 @@ | ||
| using AppUIBasics.Helper; | ||
| using Microsoft.UI.Xaml; | ||
|
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| namespace AppUIBasics.SamplePages | ||
| { | ||
| public sealed partial class SampleBuiltInSystemBackdropsWindow : Window | ||
| { | ||
| BackdropType m_currentBackdrop; | ||
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| public SampleBuiltInSystemBackdropsWindow() | ||
| { | ||
| this.InitializeComponent(); | ||
| ((FrameworkElement)this.Content).RequestedTheme = AppUIBasics.Helper.ThemeHelper.RootTheme; | ||
| ExtendsContentIntoTitleBar = true; | ||
| SetTitleBar(titleBar); | ||
| SetBackdrop(BackdropType.Mica); | ||
| } | ||
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| public enum BackdropType | ||
| { | ||
| Mica, | ||
| MicaAlt, | ||
| DesktopAcrylic, | ||
| DefaultColor, | ||
| } | ||
|
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| public void SetBackdrop(BackdropType type) | ||
| { | ||
| // Reset to default color. If the requested type is supported, we'll update to that. | ||
| // Note: This sample completely removes any previous controller to reset to the default | ||
| // state. This is done so this sample can show what is expected to be the most | ||
| // common pattern of an app simply choosing one controller type which it sets at | ||
| // startup. If an app wants to toggle between Mica and Acrylic it could simply | ||
| // call RemoveSystemBackdropTarget() on the old controller and then setup the new | ||
| // controller, reusing any existing m_configurationSource and Activated/Closed | ||
| // event handlers. | ||
| m_currentBackdrop = BackdropType.DefaultColor; | ||
| tbCurrentBackdrop.Text = "None (default theme color)"; | ||
| tbChangeStatus.Text = ""; | ||
| this.SystemBackdrop = null; | ||
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| if (type == BackdropType.Mica) | ||
| { | ||
| if (TrySetMicaBackdrop(false)) | ||
| { | ||
| tbCurrentBackdrop.Text = "Built-in Mica"; | ||
| m_currentBackdrop = type; | ||
| } | ||
| else | ||
| { | ||
| // Mica isn't supported. Try Acrylic. | ||
| type = BackdropType.DesktopAcrylic; | ||
| tbChangeStatus.Text += " Mica isn't supported. Trying Acrylic."; | ||
| } | ||
| } | ||
| if (type == BackdropType.MicaAlt) | ||
| { | ||
| if (TrySetMicaBackdrop(true)) | ||
| { | ||
| tbCurrentBackdrop.Text = "Built-in MicaAlt"; | ||
| m_currentBackdrop = type; | ||
| } | ||
| else | ||
| { | ||
| // MicaAlt isn't supported. Try Acrylic. | ||
| type = BackdropType.DesktopAcrylic; | ||
| tbChangeStatus.Text += " MicaAlt isn't supported. Trying Acrylic."; | ||
| } | ||
| } | ||
| if (type == BackdropType.DesktopAcrylic) | ||
| { | ||
| if (TrySetAcrylicBackdrop()) | ||
| { | ||
| tbCurrentBackdrop.Text = "Built-in Acrylic"; | ||
| m_currentBackdrop = type; | ||
| } | ||
| else | ||
| { | ||
| // Acrylic isn't supported, so take the next option, which is DefaultColor, which is already set. | ||
| tbChangeStatus.Text += " Acrylic isn't supported. Switching to default color."; | ||
| } | ||
| } | ||
|
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| // Announce visual change to automation. | ||
| UIHelper.AnnounceActionForAccessibility(btnChangeBackdrop, $"Background changed to {tbCurrentBackdrop.Text}", "BackgroundChangedNotificationActivityId"); | ||
| } | ||
|
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| bool TrySetMicaBackdrop(bool useMicaAlt) | ||
| { | ||
| if (Microsoft.UI.Composition.SystemBackdrops.MicaController.IsSupported()) | ||
| { | ||
| Microsoft.UI.Xaml.Media.MicaBackdrop micaBackdrop = new Microsoft.UI.Xaml.Media.MicaBackdrop(); | ||
| micaBackdrop.Kind = useMicaAlt ? Microsoft.UI.Composition.SystemBackdrops.MicaKind.BaseAlt : Microsoft.UI.Composition.SystemBackdrops.MicaKind.Base; | ||
| this.SystemBackdrop = micaBackdrop; | ||
| return true; | ||
| } | ||
|
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| return false; // Mica is not supported on this system | ||
| } | ||
|
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| bool TrySetAcrylicBackdrop() | ||
| { | ||
| if (Microsoft.UI.Composition.SystemBackdrops.DesktopAcrylicController.IsSupported()) | ||
| { | ||
| this.SystemBackdrop = new Microsoft.UI.Xaml.Media.DesktopAcrylicBackdrop(); | ||
| return true; | ||
| } | ||
|
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| return false; // Acrylic is not supported on this system | ||
| } | ||
|
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| void ChangeBackdropButton_Click(object sender, RoutedEventArgs e) | ||
| { | ||
| BackdropType newType; | ||
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| switch (m_currentBackdrop) | ||
| { | ||
| case BackdropType.Mica: newType = BackdropType.MicaAlt; break; | ||
| case BackdropType.MicaAlt: newType = BackdropType.DesktopAcrylic; break; | ||
| case BackdropType.DesktopAcrylic: newType = BackdropType.DefaultColor; break; | ||
| default: | ||
| case BackdropType.DefaultColor: newType = BackdropType.Mica; break; | ||
| } | ||
|
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| SetBackdrop(newType); | ||
| } | ||
| } | ||
| } |
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