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Fixed some major issues where it wasn't possible to switch the app accent based on the current system accent.

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Daniel Clark
2021-02-09 13:10:23 +00:00
parent 085e632eb9
commit fae7721b5f
7 changed files with 21 additions and 101 deletions
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NotificationFlyout.Uwp.UI.Controls/NotificationFlyoutPresenter/NotificationFlyoutPresenter.cs
+1 -60
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@@ -1,71 +1,12 @@
using System.Linq;
using Windows.UI.Popups;
using Windows.UI.Xaml;
using Windows.UI.Xaml.Controls;
using Windows.UI.Xaml.Controls;
namespace NotificationFlyout.Uwp.UI.Controls
{
public class NotificationFlyoutPresenter : ContentControl
{
private NotificationFlyoutContentPresenter _contentPresenter;
private bool _isColorPrevalence;
private ElementTheme _systemTheme;
public NotificationFlyoutPresenter()
{
DefaultStyleKey = typeof(NotificationFlyoutPresenter);
RegisterPropertyChangedCallback(RequestedThemeProperty, RequestedThemePropertyChanged);
}
public void UpdateFlyoutTheme(string theme, bool isColorPrevalence)
{
_isColorPrevalence = isColorPrevalence;
switch (theme)
{
case "Dark":
_systemTheme = ElementTheme.Dark;
break;
case "Light":
_systemTheme = ElementTheme.Light;
break;
}
UpdateThemeVisualState();
}
protected override void OnApplyTemplate()
{
var _contentPresenter = GetTemplateChild("ContentPresenter") as NotificationFlyoutContentPresenter;
Loaded += OnLoaded;
}
private void OnLoaded(object sender, RoutedEventArgs args)
{
UpdateThemeVisualState();
}
private void RequestedThemePropertyChanged(DependencyObject sender, DependencyProperty dependencyProperty)
{
if (RequestedTheme == ElementTheme.Default)
{
_contentPresenter.SetValue(RequestedThemeProperty, _systemTheme);
}
else
{
_contentPresenter.SetValue(RequestedThemeProperty, RequestedTheme);
}
}
private void UpdateThemeVisualState()
{
if (_contentPresenter == null) return;
if (RequestedTheme == ElementTheme.Default)
{
_contentPresenter.SetValue(RequestedThemeProperty, _systemTheme);
}
VisualStateManager.GoToState(_contentPresenter, _isColorPrevalence ? "ColorPrevalenceTheme" : "DefaultTheme", true);
}
}
}