86 lines
2.6 KiB
Dart
86 lines
2.6 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:photos/models/collection/collection.dart';
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import 'package:photos/models/gallery_type.dart';
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import 'package:photos/models/selected_files.dart';
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import "package:photos/theme/effects.dart";
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import 'package:photos/ui/components/bottom_action_bar/bottom_action_bar_widget.dart';
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class FileSelectionOverlayBar extends StatefulWidget {
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final GalleryType galleryType;
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final SelectedFiles selectedFiles;
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final Collection? collection;
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final Color? backgroundColor;
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const FileSelectionOverlayBar(
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this.galleryType,
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this.selectedFiles, {
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this.collection,
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this.backgroundColor,
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Key? key,
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}) : super(key: key);
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@override
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State<FileSelectionOverlayBar> createState() =>
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_FileSelectionOverlayBarState();
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}
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class _FileSelectionOverlayBarState extends State<FileSelectionOverlayBar> {
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final ValueNotifier<bool> _hasSelectedFilesNotifier = ValueNotifier(false);
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@override
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void initState() {
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super.initState();
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widget.selectedFiles.addListener(_selectedFilesListener);
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}
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@override
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void dispose() {
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_hasSelectedFilesNotifier.dispose();
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widget.selectedFiles.removeListener(_selectedFilesListener);
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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debugPrint(
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'$runtimeType building with ${widget.selectedFiles.files.length}',
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);
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return Container(
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decoration: BoxDecoration(
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boxShadow: shadowFloatFaintLight,
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),
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child: ValueListenableBuilder(
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valueListenable: _hasSelectedFilesNotifier,
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builder: (context, value, child) {
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return AnimatedCrossFade(
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firstCurve: Curves.easeInOutExpo,
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secondCurve: Curves.easeInOutExpo,
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sizeCurve: Curves.easeInOutExpo,
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crossFadeState: _hasSelectedFilesNotifier.value
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? CrossFadeState.showFirst
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: CrossFadeState.showSecond,
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duration: const Duration(milliseconds: 400),
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firstChild: BottomActionBarWidget(
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selectedFiles: widget.selectedFiles,
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galleryType: widget.galleryType,
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collection: widget.collection,
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onCancel: () {
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if (widget.selectedFiles.files.isNotEmpty) {
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widget.selectedFiles.clearAll();
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}
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},
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backgroundColor: widget.backgroundColor,
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),
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secondChild: const SizedBox(width: double.infinity),
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);
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},
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),
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);
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}
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_selectedFilesListener() {
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_hasSelectedFilesNotifier.value = widget.selectedFiles.files.isNotEmpty;
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}
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}
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