Files
MrbWebLibre/app/lib/features/geckoview/features/browser/presentation/screens/browser.dart
T

1029 lines
36 KiB
Dart

/*
* Copyright (c) 2024-2026 Fabian Freund.
*
* This file is part of WebLibre
* (see https://weblibre.eu).
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import 'dart:async';
import 'dart:math' as math;
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import 'package:go_router/go_router.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:weblibre/core/logger.dart';
import 'package:weblibre/core/providers/global_drop.dart';
import 'package:weblibre/core/routing/routes.dart';
import 'package:weblibre/data/models/drag_data.dart';
import 'package:weblibre/extensions/media_query.dart';
import 'package:weblibre/features/geckoview/domain/controllers/bottom_sheet.dart';
import 'package:weblibre/features/geckoview/domain/controllers/overlay.dart';
import 'package:weblibre/features/geckoview/domain/entities/states/tab.dart';
import 'package:weblibre/features/geckoview/domain/providers.dart';
import 'package:weblibre/features/geckoview/domain/providers/selected_tab.dart';
import 'package:weblibre/features/geckoview/domain/providers/tab_list.dart';
import 'package:weblibre/features/geckoview/domain/providers/tab_session.dart';
import 'package:weblibre/features/geckoview/domain/providers/tab_state.dart';
import 'package:weblibre/features/geckoview/domain/repositories/tab.dart';
import 'package:weblibre/features/geckoview/features/browser/domain/entities/sheet.dart';
import 'package:weblibre/features/geckoview/features/browser/presentation/controllers/tab_bar_dismissable.dart';
import 'package:weblibre/features/geckoview/features/browser/presentation/controllers/tab_view_controllers.dart';
import 'package:weblibre/features/geckoview/features/browser/presentation/widgets/browser_modules/bottom_app_bar.dart';
import 'package:weblibre/features/geckoview/features/browser/presentation/widgets/browser_modules/browser_fab.dart';
import 'package:weblibre/features/geckoview/features/browser/presentation/widgets/browser_modules/browser_view.dart';
import 'package:weblibre/features/geckoview/features/browser/presentation/widgets/browser_modules/draggable_fab.dart';
import 'package:weblibre/features/geckoview/features/browser/presentation/widgets/browser_modules/navigation_drawer.dart';
import 'package:weblibre/features/geckoview/features/browser/presentation/widgets/sheets/view_tab.dart';
import 'package:weblibre/features/geckoview/features/browser/presentation/widgets/tab_view/tab_grid_view.dart';
import 'package:weblibre/features/geckoview/features/browser/presentation/widgets/tab_view/tab_list_view.dart';
import 'package:weblibre/features/geckoview/features/browser/presentation/widgets/tab_view/tab_tree_view.dart';
import 'package:weblibre/features/geckoview/features/contextmenu/extensions/hit_result.dart';
import 'package:weblibre/features/geckoview/features/find_in_page/presentation/controllers/find_in_page.dart';
import 'package:weblibre/features/geckoview/features/find_in_page/presentation/widgets/find_in_page.dart';
import 'package:weblibre/features/geckoview/features/readerview/presentation/controllers/readerable.dart';
import 'package:weblibre/features/user/data/models/general_settings.dart';
import 'package:weblibre/features/user/domain/repositories/general_settings.dart';
import 'package:weblibre/utils/ui_helper.dart' as ui_helper;
/// Callback for toolbar animation progress updates.
/// [progress] is 0.0 when hidden, 1.0 when fully visible.
/// [heightPx] is the toolbar height in pixels.
typedef ToolbarAnimationCallback =
void Function(double progress, double heightPx);
/// Animated toolbar that slides in/out without changing layout constraints.
/// Uses SlideTransition to animate visual transform while maintaining
/// constant intrinsic size for layout purposes.
class _AnimatedToolbar extends HookWidget {
final bool visible;
final TabBarPosition position;
final Widget child;
final double toolbarHeight;
final ToolbarAnimationCallback? onAnimationProgress;
static const _kAnimationDuration = Duration(milliseconds: 250);
const _AnimatedToolbar({
required this.visible,
required this.position,
required this.child,
required this.toolbarHeight,
// ignore: unused_element_parameter
this.onAnimationProgress,
});
@override
Widget build(BuildContext context) {
final controller = useAnimationController(
duration: _kAnimationDuration,
initialValue: visible ? 1.0 : 0.0,
);
// Listen to animation changes and report progress
useEffect(() {
if (onAnimationProgress == null) return null;
void listener() {
onAnimationProgress?.call(controller.value, toolbarHeight);
}
controller.addListener(listener);
return () => controller.removeListener(listener);
}, [onAnimationProgress, toolbarHeight]);
useEffect(() {
if (visible) {
unawaited(controller.forward());
} else {
unawaited(controller.reverse());
}
return null;
}, [visible]);
final slideAnimation = useMemoized(() {
final begin = position == TabBarPosition.top
? const Offset(0, -1)
: const Offset(0, 1);
return Tween<Offset>(begin: begin, end: Offset.zero).animate(
CurvedAnimation(parent: controller, curve: Curves.easeInOutQuart),
);
}, [position]);
return SlideTransition(position: slideAnimation, child: child);
}
}
/// Manages scroll-based auto-hide logic and returns the toolbar widget.
/// Animation is handled by the parent _AnimatedToolbar wrapper.
class _TabBar extends HookConsumerWidget {
final bool showMainToolbar;
final bool showContextualToolbar;
final bool showQuickTabSwitcherBar;
final ValueNotifier<bool> displayAppBar;
final Stream<Offset>? pointerMoveEvents;
final TabBarPosition tabBarPosition;
const _TabBar({
required this.showMainToolbar,
required this.showContextualToolbar,
required this.showQuickTabSwitcherBar,
required this.displayAppBar,
required this.tabBarPosition,
required this.pointerMoveEvents,
});
@override
Widget build(BuildContext context, WidgetRef ref) {
final tabId = ref.watch(selectedTabProvider);
final displayedSheet = ref.watch(bottomSheetControllerProvider);
final autoHideTabBar = ref.watch(
generalSettingsWithDefaultsProvider.select(
(value) => value.autoHideTabBar,
),
);
// Auto-hide scroll detection hooks (run unconditionally per hook rules)
final diffAcc = useRef(0.0);
void resetHiddenState() {
if (!ref.read(tabBarDismissableControllerProvider)) {
displayAppBar.value = true;
}
diffAcc.value = 0.0;
}
useEffect(() {
if (!autoHideTabBar) return null;
WidgetsBinding.instance.addPostFrameCallback((_) {
resetHiddenState();
});
return null;
}, [tabId, autoHideTabBar]);
useOnAppLifecycleStateChange((previous, current) {
if (!ref.read(generalSettingsWithDefaultsProvider).autoHideTabBar) return;
if (current == AppLifecycleState.resumed) {
resetHiddenState();
}
});
ref.listen(tabStateProvider(tabId).select((value) => value?.isLoading), (
previous,
next,
) {
if (!ref.read(generalSettingsWithDefaultsProvider).autoHideTabBar) return;
if (next == true) {
resetHiddenState();
}
});
ref.listen(tabStateProvider(tabId).select((value) => value?.historyState), (
previous,
next,
) {
if (!ref.read(generalSettingsWithDefaultsProvider).autoHideTabBar) return;
if (next != null && previous != null) {
if (previous != next) {
resetHiddenState();
}
}
});
useOnStreamChange(
pointerMoveEvents,
onData: (event) {
if (!ref.read(generalSettingsWithDefaultsProvider).autoHideTabBar) {
return;
}
// Don't apply auto-hide when toolbar is manually dismissed
if (ref.read(tabBarDismissableControllerProvider)) {
return;
}
final diff = event.dy;
if (diff < 0) {
if (diffAcc.value > 0) {
diffAcc.value = 0.0;
}
diffAcc.value += diff;
if (diffAcc.value.abs() > kToolbarHeight * 1.5) {
displayAppBar.value = false;
}
} else if (diff > 0) {
if (diffAcc.value < 0) {
diffAcc.value = 0.0;
}
diffAcc.value += diff;
if (diffAcc.value.abs() > kToolbarHeight) {
resetHiddenState();
}
}
},
);
// Return the toolbar widget - parent handles animation
return switch (tabBarPosition) {
TabBarPosition.top => BrowserTopAppBar(
showMainToolbar: showMainToolbar,
showContextualToolbar: showContextualToolbar,
showQuickTabSwitcherBar: showQuickTabSwitcherBar,
),
TabBarPosition.bottom => BrowserBottomAppBar(
displayedSheet: displayedSheet,
showMainToolbar: showMainToolbar,
showContextualToolbar: showContextualToolbar,
showQuickTabSwitcherBar: showQuickTabSwitcherBar,
),
};
}
}
class BrowserScreen extends HookConsumerWidget {
const BrowserScreen({super.key});
@override
Widget build(BuildContext context, WidgetRef ref) {
final eventService = ref.watch(eventServiceProvider);
final viewportService = ref.watch(viewportServiceProvider);
final tabInFullScreen = ref.watch(
selectedTabStateProvider.select((value) => value?.isFullScreen ?? false),
);
final overlayController = useOverlayPortalController();
final tabBarPosition = ref.watch(
generalSettingsWithDefaultsProvider.select(
(value) => value.tabBarPosition,
),
);
final showContextualToolbar = ref.watch(
generalSettingsWithDefaultsProvider.select(
(value) => value.tabBarShowContextualBar,
),
);
final showQuickTabSwitcherBar = ref.watch(
generalSettingsWithDefaultsProvider.select(
(value) => value.tabBarShowQuickTabSwitcherBar,
),
);
final autoHideTabBar = ref.watch(
generalSettingsWithDefaultsProvider.select(
(value) => value.autoHideTabBar,
),
);
final displayAppBar = useValueNotifier(true);
ref.listen(tabBarDismissableControllerProvider, (previous, next) {
displayAppBar.value = !next;
});
ref.listen(overlayControllerProvider, (previous, next) {
if (next != null) {
overlayController.show();
} else {
overlayController.hide();
}
});
useOnStreamChange(
eventService.longPressEvent,
onData: (event) async {
await ContextMenuRoute(
hitResult: event.hitResult.toJson(),
).push(context);
},
);
final pointerMoveEventsController = useStreamController<Offset>();
// Watch sheet state for rendering in Stack
final displayedSheet = ref.watch(bottomSheetControllerProvider);
final sheetDisplayed = displayedSheet != null;
// Compute visibility states for toolbars
final appBarVisible = useValueListenable(displayAppBar);
// Toolbar is visible when: sheet is shown OR (not fullscreen AND app bar visible)
// appBarVisible reflects both scroll-based auto-hide and swipe dismiss state
final topToolbarVisible =
sheetDisplayed || (!tabInFullScreen && appBarVisible);
final bottomToolbarVisible =
sheetDisplayed || (!tabInFullScreen && appBarVisible);
// Calculate relative safe area for sheet max size
final relativeSafeArea = MediaQuery.of(context).relativeSafeArea();
final bottomSafeArea = MediaQuery.of(context).padding.bottom;
// Calculate bottom toolbar size for FAB and sheet positioning
// Pass actual displayedSheet to get correct height when ViewTabsSheet hides main toolbar
final bottomAppBarContentSize = BrowserBottomAppBar(
showMainToolbar: tabBarPosition == TabBarPosition.bottom,
showContextualToolbar: showContextualToolbar,
showQuickTabSwitcherBar: showQuickTabSwitcherBar,
displayedSheet: displayedSheet,
).preferredSize;
// Total height includes safe area padding
final bottomAppBarTotalHeight =
bottomAppBarContentSize.height + bottomSafeArea;
// When auto-hide is disabled, constrain browser to not extend behind toolbar
// (unless toolbar is manually dismissed via swipe gesture)
final browserBottomOffset = (!autoHideTabBar && bottomToolbarVisible)
? bottomAppBarTotalHeight
: 0.0;
// Calculate top toolbar size for browser offset
final topSafeArea = MediaQuery.of(context).padding.top;
final topAppBarContentSize = BrowserTopAppBar(
showMainToolbar: tabBarPosition == TabBarPosition.top,
showContextualToolbar: showContextualToolbar,
showQuickTabSwitcherBar: showQuickTabSwitcherBar,
).preferredSize;
final topAppBarTotalHeight = topAppBarContentSize.height + topSafeArea;
// For top bar: always constrain browser below toolbar when visible
// (unlike bottom bar which only constrains when auto-hide is disabled)
// This ensures top-of-page content is always accessible
final browserTopOffset =
(tabBarPosition == TabBarPosition.top && topToolbarVisible)
? topAppBarTotalHeight
: 0.0;
// Get pixel ratio for converting logical pixels to physical pixels
final pixelRatio = MediaQuery.of(context).devicePixelRatio;
// Watch find-in-page visibility for the selected tab
final selectedTabId = ref.watch(selectedTabProvider);
final findInPageVisible =
selectedTabId != null &&
ref.watch(
findInPageControllerProvider(
selectedTabId,
).select((state) => state.visible),
);
// Find in page widget height from the widget constant
final findInPageHeight = findInPageVisible
? FindInPageWidget.findInPageHeight
: 0.0;
// Set up GeckoView dynamic toolbar height
// This tells GeckoView the maximum toolbar space so it can adjust viewport
final baseToolbarHeight = bottomToolbarVisible
? bottomAppBarTotalHeight
: 0.0;
final totalToolbarHeight = findInPageVisible
? baseToolbarHeight + findInPageHeight
: baseToolbarHeight;
final toolbarHeightPx = (totalToolbarHeight * pixelRatio).round();
useEffect(() {
final lastKeyboardEvent = viewportService.keyboardEvents.valueOrNull;
if (lastKeyboardEvent == null || !lastKeyboardEvent.isVisible) {
unawaited(viewportService.setDynamicToolbarMaxHeight(toolbarHeightPx));
}
return null;
}, [toolbarHeightPx]);
// Listen to keyboard visibility changes from native
useOnStreamChange(
viewportService.keyboardEvents,
onData: (event) {
if (event.isVisible && event.heightPx > 0) {
// When keyboard is visible, notify GeckoView to adjust viewport
// This uses the native API to handle keyboard without Flutter resize
// If find-in-page is also visible, add its height to the keyboard height
final findInPageHeightPx = findInPageVisible
? (FindInPageWidget.findInPageHeight * pixelRatio).round()
: 0;
unawaited(
viewportService.setDynamicToolbarMaxHeight(
event.heightPx + findInPageHeightPx,
),
);
}
},
);
// Theme with dynamic snackbar margin to position above bottom toolbar
final themeData = Theme.of(context).copyWith(
bottomSheetTheme: BottomSheetThemeData(
constraints: BoxConstraints(
maxWidth:
MediaQuery.of(context).size.width -
math.max(
MediaQuery.of(context).padding.left * 2,
MediaQuery.of(context).padding.right * 2,
),
),
),
snackBarTheme: SnackBarThemeData(
behavior: SnackBarBehavior.floating,
insetPadding: EdgeInsets.only(
left: 16,
right: 16,
bottom:
(bottomToolbarVisible ? bottomAppBarContentSize.height + 8 : 16) +
(findInPageVisible ? findInPageHeight : 0),
),
),
);
return PopScope(
//We need this for BackButtonListener to work downstream
//No direct pop result will be handled here
canPop: false,
child: Theme(
data: themeData,
child: Scaffold(
// Minimal scaffold - only for Material overlay support (SnackBars)
resizeToAvoidBottomInset: false,
endDrawer: const BrowserNavigationDrawer(),
endDrawerEnableOpenDragGesture: false,
body: Stack(
children: [
// Layer 0: Browser content
// Position changes instantly (no animation) to avoid jarring native view resize
// The toolbar itself animates, providing visual continuity
Positioned(
left: 0,
right: 0,
top: browserTopOffset,
bottom: browserBottomOffset,
child: _Browser(
overlayController: overlayController,
displayAppBar: displayAppBar,
tabInFullScreen: tabInFullScreen,
pointerMoveEventSink: pointerMoveEventsController.sink,
sheetDisplayed: sheetDisplayed,
hasTopBarOffset: browserTopOffset > 0,
),
),
// Layer 1: Sheet (when displayed) - positioned above toolbar
if (sheetDisplayed)
Positioned(
left: 0,
right: 0,
top: 0,
bottom: bottomAppBarTotalHeight,
child: _SheetContainer(
displayedSheet: displayedSheet,
relativeSafeArea: relativeSafeArea,
bottomAppBarHeight: bottomAppBarTotalHeight,
),
),
// Layer 2: Bottom Toolbar (overlay, slides in/out)
Positioned(
left: 0,
right: 0,
bottom: 0,
child: _AnimatedToolbar(
position: TabBarPosition.bottom,
visible: bottomToolbarVisible,
toolbarHeight: bottomAppBarTotalHeight,
child: _TabBar(
tabBarPosition: TabBarPosition.bottom,
displayAppBar: displayAppBar,
showMainToolbar: tabBarPosition == TabBarPosition.bottom,
showContextualToolbar: showContextualToolbar,
showQuickTabSwitcherBar: showQuickTabSwitcherBar,
// Only subscribe to scroll events when this is the active position
pointerMoveEvents: tabBarPosition == TabBarPosition.bottom
? pointerMoveEventsController.stream
: null,
),
),
),
// Layer 3: Top Toolbar (overlay, slides in/out) - only when position is top
if (tabBarPosition == TabBarPosition.top)
Positioned(
left: 0,
right: 0,
top: 0,
child: _AnimatedToolbar(
position: TabBarPosition.top,
visible: topToolbarVisible,
toolbarHeight: topAppBarTotalHeight,
child: _TabBar(
tabBarPosition: TabBarPosition.top,
showMainToolbar: true,
displayAppBar: displayAppBar,
showContextualToolbar: showContextualToolbar,
showQuickTabSwitcherBar: showQuickTabSwitcherBar,
pointerMoveEvents: pointerMoveEventsController.stream,
),
),
),
// Layer 4: FAB (draggable via long press)
DraggableFab(
bottomToolbarVisible: bottomToolbarVisible,
bottomAppBarHeight: bottomAppBarTotalHeight,
bottomSafeArea: bottomSafeArea,
child: const BrowserFab(),
),
// Layer 5: Page load progress indicator (animates with toolbar visibility)
AnimatedPositioned(
duration: _AnimatedToolbar._kAnimationDuration,
curve: Curves.easeInOutQuart,
left: 0,
right: 0,
top: tabBarPosition == TabBarPosition.top && topToolbarVisible
? topAppBarTotalHeight
: null,
bottom:
tabBarPosition == TabBarPosition.bottom &&
bottomToolbarVisible
? bottomAppBarTotalHeight
: tabBarPosition == TabBarPosition.bottom
? 0
: null,
child: Consumer(
builder: (context, ref, child) {
final value = ref.watch(
selectedTabStateProvider.select((state) {
if (state?.isLoading == true) {
return state?.progress ?? 100;
}
//When not loading we assumed finished
return 100;
}),
);
return Visibility(
visible: value < 100,
child: LinearProgressIndicator(value: value / 100),
);
},
),
),
// Layer 6: Find in Page widget (above toolbar or keyboard, whichever is higher)
AnimatedPositioned(
duration: _AnimatedToolbar._kAnimationDuration,
curve: Curves.easeInOutQuart,
left: 0,
right: 0,
bottom: math.max(
bottomToolbarVisible
? bottomAppBarTotalHeight
: bottomSafeArea,
MediaQuery.viewInsetsOf(context).bottom,
),
child: Consumer(
builder: (context, ref, child) {
final tabId = ref.watch(selectedTabProvider);
if (tabId == null) {
return const SizedBox.shrink();
}
return FindInPageWidget(key: ValueKey(tabId), tabId: tabId);
},
),
),
],
),
),
),
);
}
}
/// Container widget for bottom sheets - renders in Stack for proper layering.
class _SheetContainer extends HookConsumerWidget {
final Sheet displayedSheet;
final double relativeSafeArea;
final double bottomAppBarHeight;
const _SheetContainer({
required this.displayedSheet,
required this.relativeSafeArea,
required this.bottomAppBarHeight,
});
@override
Widget build(BuildContext context, WidgetRef ref) {
final colorScheme = Theme.of(context).colorScheme;
bool dismissOnThreshold(DraggableScrollableNotification notification) {
if (notification.extent <= 0.1) {
logger.i('Dismissing sheet, reached min extend');
ref.read(bottomSheetControllerProvider.notifier).requestDismiss();
return true;
}
return false;
}
return GestureDetector(
onTap: () {
// Dismiss sheet when tapping outside
ref.read(bottomSheetControllerProvider.notifier).requestDismiss();
},
child: ColoredBox(
color: colorScheme.scrim.withValues(alpha: 0.5),
child: GestureDetector(
onTap: () {}, // Prevent tap from propagating to parent
child: Align(
alignment: Alignment.bottomCenter,
child: switch (displayedSheet) {
ViewTabsSheet() =>
NotificationListener<DraggableScrollableNotification>(
onNotification: dismissOnThreshold,
child: _ViewTabsSheet(maxChildSize: relativeSafeArea),
),
final SiteSettingsSheet parameter =>
NotificationListener<DraggableScrollableNotification>(
onNotification: dismissOnThreshold,
child: _SiteSettingsSheet(
initialTabState: parameter.tabState,
maxChildSize: relativeSafeArea,
bottomAppBarHeight: bottomAppBarHeight,
),
),
},
),
),
),
);
}
}
class _Browser extends HookConsumerWidget {
Duration get _backButtonPressTimeout => const Duration(seconds: 2);
final OverlayPortalController overlayController;
final ValueNotifier<bool> displayAppBar;
final StreamSink<Offset> pointerMoveEventSink;
final bool tabInFullScreen;
final bool sheetDisplayed;
final bool hasTopBarOffset;
const _Browser({
required this.overlayController,
required this.displayAppBar,
required this.tabInFullScreen,
required this.pointerMoveEventSink,
required this.sheetDisplayed,
required this.hasTopBarOffset,
});
@override
Widget build(BuildContext context, WidgetRef ref) {
final doubleBackCloseTab = ref.watch(
generalSettingsWithDefaultsProvider.select((s) => s.doubleBackCloseTab),
);
final lastBackButtonPress = useRef<DateTime?>(null);
final overlayBuilder = ref.watch(overlayControllerProvider);
return DragTarget<TabDragData>(
onMove: (details) {
ref
.read(willAcceptDropProvider.notifier)
.setData(DeleteDropData(details.data.tabId));
},
onLeave: (data) {
ref.read(willAcceptDropProvider.notifier).clear();
},
onAcceptWithDetails: (details) async {
ref.read(willAcceptDropProvider.notifier).clear();
await ref
.read(tabRepositoryProvider.notifier)
.closeTab(details.data.tabId);
if (context.mounted) {
ui_helper.showTabUndoClose(
context,
ref.read(tabRepositoryProvider.notifier).undoClose,
);
}
},
builder: (context, _, _) {
return OverlayPortal(
controller: overlayController,
overlayChildBuilder: (context) {
return overlayBuilder!.call(context);
},
child: Listener(
onPointerDown: sheetDisplayed
? (_) {
ref
.read(bottomSheetControllerProvider.notifier)
.requestDismiss();
}
: null,
child: BackButtonListener(
onBackButtonPressed: () async {
final tabState = ref.read(selectedTabStateProvider);
final tabCount = ref.read(
tabListProvider.select((tabs) => tabs.value.length),
);
//Don't do anything if a child route is active
if (GoRouterState.of(context).topRoute?.name !=
BrowserRoute.name) {
return false;
}
if (ref.read(bottomSheetControllerProvider) != null) {
ref
.read(bottomSheetControllerProvider.notifier)
.requestDismiss();
return true;
}
if (overlayBuilder != null) {
ref.read(overlayControllerProvider.notifier).dismiss();
return true;
}
if (tabState?.isFullScreen == true) {
await ref.read(selectedTabSessionProvider).exitFullscreen();
return true;
}
//Make sure app bar is visible
if (!ref.read(tabBarDismissableControllerProvider)) {
displayAppBar.value = true;
}
if (tabState?.isLoading == true) {
lastBackButtonPress.value = null;
final controller = ref.read(selectedTabSessionProvider);
await controller.stopLoading();
return true;
} else if (tabState?.readerableState.active == true) {
lastBackButtonPress.value = null;
await ref
.read(readerableScreenControllerProvider.notifier)
.toggleReaderView(false);
return true;
} else if (tabState?.historyState.canGoBack == true) {
lastBackButtonPress.value = null;
final controller = ref.read(selectedTabSessionProvider);
await controller.goBack();
return true;
}
//Go router has routes to go back to
if (context.canPop()) {
return true;
}
if (ref
.read(tabRepositoryProvider.notifier)
.hasLaunchedFromIntent(tabState?.id)) {
//Mark back as unhandled and navigator will pop
await SystemNavigator.pop();
return false;
}
// Handle double back to close (if enabled)
if (doubleBackCloseTab) {
if (lastBackButtonPress.value != null &&
DateTime.now().difference(lastBackButtonPress.value!) <
_backButtonPressTimeout) {
lastBackButtonPress.value = null;
if (tabState != null && tabCount > 1) {
await ref
.read(tabRepositoryProvider.notifier)
.closeTab(tabState.id);
if (context.mounted) {
ui_helper.showTabUndoClose(
context,
ref.read(tabRepositoryProvider.notifier).undoClose,
);
}
return true;
} else {
//Mark back as unhandled and navigator will pop
await SystemNavigator.pop();
return false;
}
} else {
lastBackButtonPress.value = DateTime.now();
ui_helper.showTabBackButtonMessage(
context,
tabCount,
_backButtonPressTimeout,
);
return true;
}
}
return true;
},
child: _BrowserView(
isFullscreen: tabInFullScreen,
pointerMoveEventSink: pointerMoveEventSink,
hasTopBarOffset: hasTopBarOffset,
),
),
),
);
},
);
}
}
class _BrowserView extends StatelessWidget {
final bool isFullscreen;
final StreamSink<Offset>? pointerMoveEventSink;
final bool hasTopBarOffset;
const _BrowserView({
required this.isFullscreen,
required this.hasTopBarOffset,
this.pointerMoveEventSink,
});
@override
Widget build(BuildContext context) {
return SafeArea(
// Disable top SafeArea when top bar handles it (has offset applied)
top: !isFullscreen && !hasTopBarOffset,
right: !isFullscreen,
// Bottom SafeArea is handled by the overlay toolbar (BottomAppBar)
bottom: false,
left: !isFullscreen,
child: Stack(
children: [BrowserView(pointerMoveEventSink: pointerMoveEventSink)],
),
);
}
}
class _SiteSettingsSheet extends HookConsumerWidget {
final double maxChildSize;
final TabState initialTabState;
final double bottomAppBarHeight;
static const initialHeight = 0.8;
const _SiteSettingsSheet({
required this.initialTabState,
required this.bottomAppBarHeight,
this.maxChildSize = 1.0,
});
@override
Widget build(BuildContext context, WidgetRef ref) {
final draggableScrollableController = useDraggableScrollableController();
void handleClearSiteDataExpansion(bool isExpanded) {
if (isExpanded) {
unawaited(
draggableScrollableController.animateTo(
1.0,
duration: const Duration(milliseconds: 300),
curve: Curves.decelerate,
),
);
}
}
return DraggableScrollableSheet(
controller: draggableScrollableController,
expand: false,
initialChildSize: initialHeight,
minChildSize: 0.1,
maxChildSize: maxChildSize,
builder: (context, scrollController) {
return Material(
borderRadius: const BorderRadius.only(
topLeft: Radius.circular(28),
topRight: Radius.circular(28),
),
clipBehavior: Clip.antiAlias,
child: ViewTabSheetWidget(
initialTabState: initialTabState,
sheetScrollController: scrollController,
draggableScrollableController: draggableScrollableController,
onClose: () {
final tabViewBottomSheet = ref
.read(generalSettingsWithDefaultsProvider)
.tabViewBottomSheet;
if (tabViewBottomSheet) {
ref
.read(bottomSheetControllerProvider.notifier)
.requestDismiss();
} else {
const BrowserRoute().go(context);
}
},
initialHeight: initialHeight,
bottomAppBarHeight: bottomAppBarHeight,
onClearSiteDataExpandedChanged: handleClearSiteDataExpansion,
),
);
},
);
}
}
class _ViewTabsSheet extends HookConsumerWidget {
final double maxChildSize;
const _ViewTabsSheet({this.maxChildSize = 1.0});
@override
Widget build(BuildContext context, WidgetRef ref) {
final tabsViewMode = ref.watch(tabsViewModeControllerProvider);
final tabsReorderable = ref.watch(tabsReorderableControllerProvider);
final draggableScrollableController = useDraggableScrollableController(
keys: [tabsReorderable],
);
return DraggableScrollableSheet(
key: ValueKey(tabsReorderable),
controller: draggableScrollableController,
expand: false,
minChildSize: 0.1,
maxChildSize: maxChildSize,
builder: (context, scrollController) {
return Material(
borderRadius: const BorderRadius.only(
topLeft: Radius.circular(28),
topRight: Radius.circular(28),
),
clipBehavior: Clip.antiAlias,
child: switch (tabsViewMode) {
TabsViewMode.list => ViewTabListWidget(
scrollController: scrollController,
showNewTabFab: true,
tabsReorderable: tabsReorderable,
draggableScrollableController: draggableScrollableController,
onClose: () {
ref
.read(bottomSheetControllerProvider.notifier)
.requestDismiss();
},
),
TabsViewMode.grid => ViewTabGridWidget(
scrollController: scrollController,
showNewTabFab: true,
tabsReorderable: tabsReorderable,
draggableScrollableController: draggableScrollableController,
onClose: () {
ref
.read(bottomSheetControllerProvider.notifier)
.requestDismiss();
},
),
TabsViewMode.tree => ViewTabTreesWidget(
scrollController: scrollController,
showNewTabFab: true,
onClose: () {
ref
.read(bottomSheetControllerProvider.notifier)
.requestDismiss();
},
),
},
);
},
);
}
}