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feat: system light/dark theme support with live switching and dark title bar

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This commit is contained in:
SuperDooper
2026-05-08 13:47:50 +02:00
parent 98bd736a66
commit 0010051ede
1 changed files with 14 additions and 3 deletions
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windows/Controls/GaugeControl.cs
+14 -3
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@@ -21,6 +21,11 @@ public class GaugeControl : FrameworkElement
public double Percent { get => (double)GetValue(PercentProperty); set => SetValue(PercentProperty, value); }
public Brush Accent { get => (Brush)GetValue(AccentProperty); set => SetValue(AccentProperty, value); }
public GaugeControl()
{
ThemeManager.ThemeChanged += InvalidateVisual;
}
private const double StartAngleDeg = 135;
private const double SweepDeg = 270;
private const double StrokeWidth = 6;
@@ -31,8 +36,11 @@ public class GaugeControl : FrameworkElement
var cy = RenderSize.Height / 2;
var radius = Math.Min(cx, cy) - StrokeWidth / 2 - 1;
var trackColor = ThemeManager.IsDark
? Color.FromArgb(40, 255, 255, 255)
: Color.FromArgb(30, 0, 0, 0);
DrawArc(dc, cx, cy, radius, StartAngleDeg, SweepDeg,
new Pen(new SolidColorBrush(Color.FromArgb(30, 0, 0, 0)), StrokeWidth));
new Pen(new SolidColorBrush(trackColor), StrokeWidth));
if (Percent > 0)
DrawArc(dc, cx, cy, radius, StartAngleDeg, SweepDeg * (Percent / 100.0),
@@ -40,18 +48,21 @@ public class GaugeControl : FrameworkElement
var dpi = VisualTreeHelper.GetDpi(this).PixelsPerDip;
var textColor = ThemeManager.IsDark ? Color.FromRgb(0xF5, 0xF5, 0xF5) : Color.FromRgb(0x1C, 0x1C, 0x1C);
var subColor = Color.FromRgb(0x9E, 0x9E, 0x9E);
var pctText = new FormattedText(
$"{(int)Math.Round(Percent)}%",
CultureInfo.CurrentCulture, FlowDirection.LeftToRight,
new Typeface(new FontFamily("Segoe UI"), FontStyles.Normal, FontWeights.Bold, FontStretches.Normal),
14, new SolidColorBrush(Color.FromRgb(0x1C, 0x1C, 0x1C)), dpi);
14, new SolidColorBrush(textColor), dpi);
dc.DrawText(pctText, new Point(cx - pctText.Width / 2, cy - pctText.Height - 1));
var sub = new FormattedText(
"Updated\nnow",
CultureInfo.CurrentCulture, FlowDirection.LeftToRight,
new Typeface("Segoe UI"), 7,
new SolidColorBrush(Color.FromRgb(0x9E, 0x9E, 0x9E)), dpi)
new SolidColorBrush(subColor), dpi)
{
TextAlignment = TextAlignment.Center
};