iOS widget enhancements

ios/TimetableWidgetExtension/TimetableDayView.swift

@@ -53,6 +53,7 @@ func subjectFont(forHourHeight hourHeight: CGFloat) -> CGFloat {
 
 struct TimetableDayView: View {
     let entry: TimetableEntry
+    @Environment(\.widgetPalette) private var palette
 
     var body: some View {
         ZStack {
@@ -65,7 +66,6 @@ struct TimetableDayView: View {
             }
         }
         .background(MarianumWatermark())
-        .widgetThemeOverride(entry.themeMode)
     }
 
     @ViewBuilder
@@ -99,11 +99,11 @@ struct TimetableDayView: View {
         HStack {
             Text(dayLabel(for: data.anchorDate))
                 .font(.system(size: 14, weight: .semibold))
-                .foregroundStyle(.primary)
+                .foregroundStyle(palette.textPrimary)
             Spacer()
             Text("Stand: \(freshnessLabel(for: data.fetchedAt))")
                 .font(.system(size: 10))
-                .foregroundStyle(.secondary)
+                .foregroundStyle(palette.textSecondary)
         }
     }
 
@@ -112,7 +112,7 @@ struct TimetableDayView: View {
             Spacer()
             Text(text)
                 .font(.caption)
-                .foregroundStyle(.secondary)
+                .foregroundStyle(palette.textSecondary)
             Spacer()
         }
         .frame(maxWidth: .infinity, maxHeight: .infinity)
@@ -122,9 +122,10 @@ struct TimetableDayView: View {
         VStack(spacing: 4) {
             Text("Marianum Stundenplan")
                 .font(.system(size: 14, weight: .semibold))
+                .foregroundStyle(palette.textPrimary)
             Text(message)
                 .font(.caption)
-                .foregroundStyle(.secondary)
+                .foregroundStyle(palette.textSecondary)
                 .multilineTextAlignment(.center)
         }
         .frame(maxWidth: .infinity, maxHeight: .infinity)
@@ -141,6 +142,8 @@ struct TimeGridView: View {
     /// Week-widget passes 3 for narrow columns; day-widget keeps 7.
     var horizontalPadding: CGFloat = 7
 
+    @Environment(\.widgetPalette) private var palette
+
     private var totalVirtualMinutes: Int {
         periods.last?.virtualEndMinutes ?? FALLBACK_VIRTUAL_MINUTES
     }
@@ -156,10 +159,12 @@ struct TimeGridView: View {
     var body: some View {
         HStack(alignment: .top, spacing: 0) {
             if showTimeLabels {
+                // 28pt matches the Week widget's time-label column so the
+                // visual rhythm is identical across both widgets.
                 timeLabelsColumn
-                    .frame(width: 32, alignment: .topTrailing)
+                    .frame(width: 28, alignment: .topTrailing)
                 Rectangle()
-                    .fill(Color.primary.opacity(0.13))
+                    .fill(palette.divider)
                     .frame(width: 1)
             }
             ZStack(alignment: .top) {
@@ -175,13 +180,9 @@ struct TimeGridView: View {
 
     private var timeLabelsColumn: some View {
         ZStack(alignment: .topTrailing) {
-            // Hour rules continue through the time-label column so it reads
-            // as a real table column rather than a free-floating tick list.
-            // Hour rules extend through the time-label column so it reads
-            // as a table column rather than a free-floating tick list.
             ForEach(periodBoundaries(periods), id: \.self) { virtualMin in
                 Rectangle()
-                    .fill(Color.primary.opacity(0.08))
+                    .fill(palette.divider)
                     .frame(height: 1)
                     .offset(y: CGFloat(virtualMin) * hourHeight / 60.0)
             }
@@ -190,16 +191,16 @@ struct TimeGridView: View {
                     if compactLabels {
                         Text("\(period.name).")
                             .font(.system(size: 9, weight: .bold))
-                            .foregroundStyle(.primary)
+                            .foregroundStyle(palette.textPrimary)
                             .lineLimit(1)
                     } else {
                         Text(formatHm(period.startMinutes))
                             .font(.system(size: 9))
-                            .foregroundStyle(.primary)
+                            .foregroundStyle(palette.textPrimary)
                             .lineLimit(1)
                         Text("\(period.name).")
                             .font(.system(size: 7, weight: .bold))
-                            .foregroundStyle(.secondary)
+                            .foregroundStyle(palette.textSecondary)
                             .lineLimit(1)
                     }
                 }
@@ -212,11 +213,9 @@ struct TimeGridView: View {
 
     private var gridLines: some View {
         ZStack(alignment: .top) {
-            // Hour rules continue through the time-label column so it reads
-            // as a real table column rather than a free-floating tick list.
             ForEach(periodBoundaries(periods), id: \.self) { virtualMin in
                 Rectangle()
-                    .fill(Color.primary.opacity(0.08))
+                    .fill(palette.divider)
                     .frame(height: 1)
                     .offset(y: CGFloat(virtualMin) * hourHeight / 60.0)
             }
@@ -232,7 +231,7 @@ struct TimeGridView: View {
                 let virtualGap = next.virtualStartMinutes - curr.virtualEndMinutes
                 if virtualGap > 0 {
                     Rectangle()
-                        .fill(Color.primary.opacity(0.03))
+                        .fill(palette.breakBlock)
                         .frame(height: CGFloat(virtualGap) * hourHeight / 60.0)
                         .padding(.horizontal, 1)
                         .offset(y: CGFloat(curr.virtualEndMinutes) * hourHeight / 60.0)