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opt perf

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Signed-off-by: dom <githubaccount56556@proton.me>
This commit is contained in:
dom
2026-03-06 10:17:47 +08:00
parent 381c385726
commit 631197e3b9
80 changed files with 987 additions and 3281 deletions
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65
lib/common/widgets/image_grid/image_grid_builder.dart
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@@ -38,7 +38,6 @@ import 'package:flutter/rendering.dart'
ContainerParentDataMixin,
InformationCollector,
DiagnosticsDebugCreator;
import 'package:flutter/scheduler.dart';
/// ref [LayoutBuilder]
@@ -274,42 +273,42 @@ class ImageGridRenderObjectElement extends RenderObjectElement {
// repeatedly to remove children.
final Set<Element> _forgottenChildren = HashSet<Element>();
@override
BuildScope get buildScope => _buildScope;
// @override
// BuildScope get buildScope => _buildScope;
late final BuildScope _buildScope = BuildScope(
scheduleRebuild: _scheduleRebuild,
);
// late final BuildScope _buildScope = BuildScope(
// scheduleRebuild: _scheduleRebuild,
// );
bool _deferredCallbackScheduled = false;
void _scheduleRebuild() {
if (_deferredCallbackScheduled) {
return;
}
// bool _deferredCallbackScheduled = false;
// void _scheduleRebuild() {
// if (_deferredCallbackScheduled) {
// return;
// }
final bool deferMarkNeedsLayout =
switch (SchedulerBinding.instance.schedulerPhase) {
SchedulerPhase.idle || SchedulerPhase.postFrameCallbacks => true,
SchedulerPhase.transientCallbacks ||
SchedulerPhase.midFrameMicrotasks ||
SchedulerPhase.persistentCallbacks => false,
};
if (!deferMarkNeedsLayout) {
renderObject.scheduleLayoutCallback();
return;
}
_deferredCallbackScheduled = true;
SchedulerBinding.instance.scheduleFrameCallback(_frameCallback);
}
// final bool deferMarkNeedsLayout =
// switch (SchedulerBinding.instance.schedulerPhase) {
// SchedulerPhase.idle || SchedulerPhase.postFrameCallbacks => true,
// SchedulerPhase.transientCallbacks ||
// SchedulerPhase.midFrameMicrotasks ||
// SchedulerPhase.persistentCallbacks => false,
// };
// if (!deferMarkNeedsLayout) {
// renderObject.scheduleLayoutCallback();
// return;
// }
// _deferredCallbackScheduled = true;
// SchedulerBinding.instance.scheduleFrameCallback(_frameCallback);
// }
void _frameCallback(Duration timestamp) {
_deferredCallbackScheduled = false;
// This method is only called when the render tree is stable, if the Element
// is deactivated it will never be reincorporated back to the tree.
if (mounted) {
renderObject.scheduleLayoutCallback();
}
}
// void _frameCallback(Duration timestamp) {
// _deferredCallbackScheduled = false;
// // This method is only called when the render tree is stable, if the Element
// // is deactivated it will never be reincorporated back to the tree.
// if (mounted) {
// renderObject.scheduleLayoutCallback();
// }
// }
@override
void insertRenderObjectChild(RenderObject child, IndexedSlot<Element?> slot) {