Files
clide/test/widgets/clide_lightbox_test.dart
T
jpmschweitzerandClaude Opus 4.8 076e66db80 add ClideLightbox — click image cards to enlarge (T-252)
The inline image cards (T-249) are often too small to read. Clicking one now
opens a full-screen lightbox: zoom (scroll wheel / pinch), pan when zoomed,
double-click to reset to fit, Esc / close button / backdrop click to dismiss.

ClideLightbox is a reusable primitive (lib/widgets/) over Flutter's
InteractiveViewer with clide-owned zoom gestures, shown via the DialogRouter
(dimmed backdrop, single modal at a time, D-78). The card stays display-only;
the click is a navigation gesture, not an inline control.

CLI parity (D-6): `clide image show <path> --fullscreen` opens straight into
the lightbox instead of injecting a card.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-07 10:32:16 +02:00

75 lines
2.8 KiB
Dart

/// T-252: ClideLightbox — full-screen zoom/pan overlay primitive.
library;
import 'package:clide/widgets/widgets.dart';
import 'package:flutter/gestures.dart';
import 'package:flutter/services.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter_test/flutter_test.dart';
import '../helpers/kernel_fixture.dart';
import '../helpers/widget_harness.dart';
bool _textHas(Object? w, String s) => w is ClideText && w.data.contains(s);
void main() {
late KernelFixture f;
setUp(() async => f = await KernelFixture.create());
tearDown(() => f.dispose());
Widget box(VoidCallback onDismiss) => MediaQuery(
data: const MediaQueryData(size: Size(800, 600)),
child: ClideLightbox(onDismiss: onDismiss, child: const SizedBox(width: 200, height: 150)),
);
testWidgets('renders the zoom hint and an InteractiveViewer', (tester) async {
await tester.pumpWidget(harness(f, box(() {})));
await tester.pumpAndSettle();
expect(find.byType(InteractiveViewer), findsOneWidget);
expect(find.byWidgetPredicate((w) => _textHas(w, 'Esc to close')), findsOneWidget);
});
testWidgets('Esc dismisses', (tester) async {
var dismissed = false;
await tester.pumpWidget(harness(f, box(() => dismissed = true)));
await tester.pumpAndSettle();
await tester.sendKeyEvent(LogicalKeyboardKey.escape);
await tester.pumpAndSettle();
expect(dismissed, isTrue);
});
testWidgets('the close button dismisses', (tester) async {
var dismissed = false;
await tester.pumpWidget(harness(f, box(() => dismissed = true)));
await tester.pumpAndSettle();
await tester.tap(find.ancestor(of: find.byType(ClideIcon), matching: find.byType(GestureDetector)));
await tester.pumpAndSettle();
expect(dismissed, isTrue);
});
testWidgets('double-tap resets without dismissing', (tester) async {
var dismissed = false;
await tester.pumpWidget(harness(f, box(() => dismissed = true)));
await tester.pumpAndSettle();
final viewer = find.byType(InteractiveViewer);
await tester.tap(viewer);
await tester.pump(const Duration(milliseconds: 50));
await tester.tap(viewer);
await tester.pumpAndSettle();
expect(dismissed, isFalse);
expect(find.byType(InteractiveViewer), findsOneWidget);
});
testWidgets('scroll wheel zooms in and out', (tester) async {
await tester.pumpWidget(harness(f, box(() {})));
await tester.pumpAndSettle();
final center = tester.getCenter(find.byType(InteractiveViewer));
final pointer = TestPointer(1, PointerDeviceKind.mouse)..hover(center);
await tester.sendEventToBinding(pointer.scroll(const Offset(0, -100))); // in
await tester.pumpAndSettle();
await tester.sendEventToBinding(pointer.scroll(const Offset(0, 100))); // out
await tester.pumpAndSettle();
expect(find.byType(InteractiveViewer), findsOneWidget);
});
}