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feat: слегонца блюра в chat screen

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This commit is contained in:
Jganenokk
2026-07-03 19:07:43 +07:00
parent 473889186b
commit 53125b60a3
4 changed files with 303 additions and 33 deletions
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lib/frontend/screens/chats/chat_screen.dart
+191 -33
View File
@@ -48,6 +48,7 @@ import '../../../core/config/app_swipe_back_desktop.dart';
import '../../../core/config/app_pranks.dart';
import '../../../core/config/app_commands.dart';
import '../../../core/config/app_visual_style.dart';
import '../../../core/config/app_chat_chrome.dart';
import '../../../core/config/komet_settings.dart';
import '../../../models/attachment.dart';
import '../../../models/sticker.dart';
@@ -183,6 +184,70 @@ class _ButtonClipper extends CustomClipper<Rect> {
bool shouldReclip(_ButtonClipper old) => old.t != t;
}
class _FrostedPanel extends StatelessWidget {
final Color tint;
final Border? border;
final Widget child;
const _FrostedPanel({required this.tint, this.border, required this.child});
@override
Widget build(BuildContext context) {
return ClipRect(
child: BackdropFilter(
filter: ui.ImageFilter.blur(sigmaX: 24, sigmaY: 24),
child: DecoratedBox(
decoration: BoxDecoration(color: tint, border: border),
child: child,
),
),
);
}
}
class _MeasureSize extends StatefulWidget {
final Widget child;
final ValueChanged<double> onHeight;
const _MeasureSize({required this.onHeight, required this.child});
@override
State<_MeasureSize> createState() => _MeasureSizeState();
}
class _MeasureSizeState extends State<_MeasureSize> {
final GlobalKey _key = GlobalKey();
double _last = -1;
void _report() {
if (!mounted) return;
final height = _key.currentContext?.size?.height;
if (height == null) return;
if ((height - _last).abs() > 0.5) {
_last = height;
widget.onHeight(height);
}
}
void _scheduleReport() {
WidgetsBinding.instance.addPostFrameCallback((_) => _report());
}
@override
Widget build(BuildContext context) {
_scheduleReport();
return NotificationListener<SizeChangedLayoutNotification>(
onNotification: (_) {
_scheduleReport();
return true;
},
child: SizeChangedLayoutNotifier(
child: SizedBox(key: _key, child: widget.child),
),
);
}
}
class ChatScreen extends StatefulWidget {
final int chatId;
final String name;
@@ -330,6 +395,7 @@ class _ChatScreenState extends State<ChatScreen>
int _myId = 0;
CachedChat? chat;
ChatWallpaper? _wallpaper;
final ValueNotifier<double> _composerHeight = ValueNotifier(96);
final ValueNotifier<DateTime?> _floatingDate = ValueNotifier(null);
Timer? _floatingDateTimer;
@@ -357,6 +423,7 @@ class _ChatScreenState extends State<ChatScreen>
_scrollController.addListener(_onScrollForDate);
_scrollController.addListener(_maybeLoadMoreHistory);
AppVisualStyle.current.addListener(_onVisualStyleChanged);
AppChatChrome.current.addListener(_onVisualStyleChanged);
_shimmerController = AnimationController(
vsync: this,
duration: const Duration(milliseconds: 1500),
@@ -875,6 +942,8 @@ class _ChatScreenState extends State<ChatScreen>
_scrollController.removeListener(_onScrollForDate);
_scrollController.removeListener(_maybeLoadMoreHistory);
AppVisualStyle.current.removeListener(_onVisualStyleChanged);
AppChatChrome.current.removeListener(_onVisualStyleChanged);
_composerHeight.dispose();
_floatingDateTimer?.cancel();
_floatingDateCurved.dispose();
_floatingDateAnimController.dispose();
@@ -1367,7 +1436,7 @@ class _ChatScreenState extends State<ChatScreen>
Widget _buildComposerArea(BuildContext context) {
final cs = Theme.of(context).colorScheme;
return Column(
final content = Column(
mainAxisSize: MainAxisSize.min,
children: [
AnimatedBuilder(
@@ -1449,6 +1518,17 @@ class _ChatScreenState extends State<ChatScreen>
),
],
);
if (AppChatChrome.current.value != ChatChromeStyle.blur) return content;
return _FrostedPanel(
tint: cs.surfaceContainerHigh.withValues(alpha: 0.55),
border: Border(
top: BorderSide(
color: cs.outlineVariant.withValues(alpha: 0.4),
width: 0.5,
),
),
child: content,
);
}
Widget _buildSelectionBottomBar(ColorScheme cs, Set<String> selected) {
@@ -1917,8 +1997,23 @@ class _ChatScreenState extends State<ChatScreen>
PreferredSizeWidget _buildAppBar(ColorScheme cs) {
final glossy = AppVisualStyle.current.value == VisualStyle.glossy;
final height = glossy ? 76.0 : kToolbarHeight;
final chrome = AppChatChrome.current.value;
return AppBar(
backgroundColor: glossy ? Colors.transparent : cs.surfaceContainerHigh,
backgroundColor: chrome == ChatChromeStyle.color
? (glossy ? Colors.transparent : cs.surfaceContainerHigh)
: Colors.transparent,
flexibleSpace: chrome == ChatChromeStyle.blur
? _FrostedPanel(
tint: cs.surfaceContainerHigh.withValues(alpha: 0.55),
border: Border(
bottom: BorderSide(
color: cs.outlineVariant.withValues(alpha: 0.4),
width: 0.5,
),
),
child: const SizedBox.expand(),
)
: null,
foregroundColor: cs.onSurface,
surfaceTintColor: Colors.transparent,
iconTheme: IconThemeData(color: cs.onSurface),
@@ -3511,6 +3606,7 @@ class _ChatScreenState extends State<ChatScreen>
? _prankPinkTheme(Theme.of(context))
: Theme.of(context);
final cs = theme.colorScheme;
final underlap = AppChatChrome.current.value != ChatChromeStyle.color;
// TODO: Локализация
// TODO: Cклонения
@@ -3544,33 +3640,9 @@ class _ChatScreenState extends State<ChatScreen>
),
child: Scaffold(
backgroundColor: cs.surface,
extendBodyBehindAppBar: underlap,
appBar: _buildAppBar(cs),
body: Column(
children: [
Expanded(
child: Stack(
children: [
if (_wallpaper != null)
Positioned.fill(
child: ChatWallpaperView(wallpaper: _wallpaper!),
),
Positioned.fill(
child: _isLoading && _messages.isEmpty
? _buildShimmerLoading()
: _buildMessagesList(),
),
Positioned(
left: 0,
right: 0,
bottom: 0,
child: _buildCommandPanel(),
),
],
),
),
_buildComposerArea(context),
],
),
body: underlap ? _buildUnderlapBody() : _buildColorBody(),
),
),
),
@@ -3579,6 +3651,76 @@ class _ChatScreenState extends State<ChatScreen>
);
}
Widget _buildColorBody() {
return Column(
children: [
Expanded(
child: Stack(
children: [
if (_wallpaper != null)
Positioned.fill(
child: ChatWallpaperView(wallpaper: _wallpaper!),
),
Positioned.fill(
child: _isLoading && _messages.isEmpty
? _buildShimmerLoading()
: _buildMessagesList(),
),
Positioned(
left: 0,
right: 0,
bottom: 0,
child: _buildCommandPanel(),
),
],
),
),
_buildComposerArea(context),
],
);
}
Widget _buildUnderlapBody() {
return Stack(
fit: StackFit.expand,
children: [
if (_wallpaper != null)
Positioned.fill(
child: ChatWallpaperView(wallpaper: _wallpaper!),
),
Positioned.fill(
child: _isLoading && _messages.isEmpty
? _buildShimmerLoading()
: _buildMessagesList(),
),
ValueListenableBuilder<double>(
valueListenable: _composerHeight,
builder: (context, height, _) => Positioned(
left: 0,
right: 0,
bottom: height,
child: _buildCommandPanel(),
),
),
Positioned(
left: 0,
right: 0,
bottom: 0,
child: Builder(
builder: (context) => MediaQuery.removePadding(
context: context,
removeTop: true,
child: _MeasureSize(
onHeight: (value) => _composerHeight.value = value,
child: _buildComposerArea(context),
),
),
),
),
],
);
}
Widget _buildMessagesList() {
return ValueListenableBuilder<int>(
valueListenable: _messagesRev,
@@ -3586,6 +3728,22 @@ class _ChatScreenState extends State<ChatScreen>
);
}
EdgeInsets _messagesListPadding(BuildContext context) {
if (AppChatChrome.current.value == ChatChromeStyle.color) {
return const EdgeInsets.symmetric(vertical: 8);
}
final topInset = MediaQuery.paddingOf(context).top;
return EdgeInsets.only(
top: topInset + 8,
bottom: _composerHeight.value + 8,
);
}
double _floatingDateTop(BuildContext context) {
if (AppChatChrome.current.value == ChatChromeStyle.color) return 8;
return MediaQuery.paddingOf(context).top + 8;
}
Widget _buildLoadMoreIndicator() {
final cs = Theme.of(context).colorScheme;
return Padding(
@@ -3620,14 +3778,14 @@ class _ChatScreenState extends State<ChatScreen>
return Stack(
key: _listKey,
children: [
ValueListenableBuilder<int>(
valueListenable: _otherReadTime,
builder: (context, _, _) => ValueListenableBuilder<double>(
ListenableBuilder(
listenable: Listenable.merge([_otherReadTime, _composerHeight]),
builder: (context, _) => ValueListenableBuilder<double>(
valueListenable: AppCacheExtent.current,
builder: (context, cacheExtent, _) => ListView.builder(
controller: _scrollController,
reverse: true,
padding: const EdgeInsets.symmetric(vertical: 8),
padding: _messagesListPadding(context),
cacheExtent: cacheExtent,
itemCount: items.length + (_isLoadingMore ? 1 : 0),
itemBuilder: (context, index) {
@@ -3767,7 +3925,7 @@ class _ChatScreenState extends State<ChatScreen>
),
),
Positioned(
top: 8,
top: _floatingDateTop(context),
left: 0,
right: 0,
child: IgnorePointer(