new file tray hud

DynamicIsland/components/Shelf/Views/ShelfInlineLiveActivity.swift

@@ -0,0 +1,56 @@
+/*
+ * Atoll (DynamicIsland)
+ * Copyright (C) 2024-2026 Atoll Contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import SwiftUI
+
+/// Standalone inline HUD shown in the closed Dynamic Island when the
+/// File Tray (Shelf) has items and no higher-priority live activity is active.
+///
+/// Layout mirrors the battery inline HUD:
+///   [tray icon] ─── [ notch ] ─── [bold green count]
+struct ShelfInlineLiveActivity: View {
+    @EnvironmentObject var vm: DynamicIslandViewModel
+    @ObservedObject private var shelfState = ShelfStateViewModel.shared
+
+    private let sideWidth: CGFloat = 24
+
+    var body: some View {
+        HStack(spacing: 0) {
+
+            // LEFT of notch — tray icon (white, same style as the screenshot)
+            Image(systemName: "tray.fill")
+                .font(.system(size: 13, weight: .medium))
+                .foregroundStyle(.white)
+                .frame(width: sideWidth, alignment: .leading)
+
+            // Physical notch / pill space
+            Rectangle()
+                .fill(Color.black)
+                .frame(width: vm.closedNotchSize.width)
+
+            // RIGHT of notch — file count in white
+            Text("\(shelfState.items.count)")
+                .font(.system(.callout, design: .rounded, weight: .bold))
+                .foregroundStyle(.white)
+                .contentTransition(.numericText(countsDown: false))
+                .animation(.smooth(duration: 0.3), value: shelfState.items.count)
+                .frame(width: sideWidth, alignment: .trailing)
+        }
+        .frame(height: vm.effectiveClosedNotchHeight, alignment: .center)
+    }
+}