25 lines
523 B
Dart
25 lines
523 B
Dart
import 'package:flutter/foundation.dart';
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import 'package:photos/models/file.dart';
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class SelectedFiles extends ChangeNotifier {
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final files = Set<File>();
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final lastSelections = Set<File>();
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void toggleSelection(File file) {
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if (files.contains(file)) {
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files.remove(file);
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} else {
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files.add(file);
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}
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lastSelections.clear();
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lastSelections.add(file);
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notifyListeners();
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}
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void clearAll() {
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lastSelections.addAll(files);
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files.clear();
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notifyListeners();
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}
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}
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