初始化

third_party/image_pickers/lib/image_pickers.dart

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+library image_pickers;
+
+import 'dart:io';
+
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:image_picker/image_picker.dart';
+
+enum GalleryMode {
+  image,
+  video,
+}
+
+class UIConfig {
+  const UIConfig({this.uiThemeColor});
+
+  final Color? uiThemeColor;
+}
+
+class CropConfig {
+  const CropConfig({this.enableCrop = true});
+
+  final bool enableCrop;
+}
+
+class Media {
+  const Media({this.path});
+
+  final String? path;
+}
+
+class ImagePickers {
+  static final ImagePicker _picker = ImagePicker();
+
+  static Future<List<Media>> pickerPaths({
+    UIConfig? uiConfig,
+    GalleryMode galleryMode = GalleryMode.image,
+    int selectCount = 1,
+    bool showCamera = false,
+    CropConfig? cropConfig,
+  }) async {
+    switch (galleryMode) {
+      case GalleryMode.video:
+        final video = await _picker.pickVideo(source: ImageSource.gallery);
+        return video == null ? const [] : [Media(path: video.path)];
+      case GalleryMode.image:
+        if (selectCount > 1) {
+          final images = await _picker.pickMultiImage(limit: selectCount);
+          return images.map((file) => Media(path: file.path)).toList();
+        }
+
+        final image = await _picker.pickImage(source: ImageSource.gallery);
+        return image == null ? const [] : [Media(path: image.path)];
+    }
+  }
+
+  static Future<void> previewImages(List<String> images, int index) async {
+    if (images.isEmpty) {
+      return;
+    }
+
+    await Get.to(
+      () => _ImagePreviewPage(
+        images: images,
+        initialIndex: index,
+      ),
+      transition: Transition.fadeIn,
+    );
+  }
+}
+
+class _ImagePreviewPage extends StatefulWidget {
+  const _ImagePreviewPage({
+    required this.images,
+    required this.initialIndex,
+  });
+
+  final List<String> images;
+  final int initialIndex;
+
+  @override
+  State<_ImagePreviewPage> createState() => _ImagePreviewPageState();
+}
+
+class _ImagePreviewPageState extends State<_ImagePreviewPage> {
+  late final PageController _controller = PageController(initialPage: widget.initialIndex);
+  late int _currentIndex = widget.initialIndex;
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      backgroundColor: Colors.black,
+      appBar: AppBar(
+        backgroundColor: Colors.black,
+        elevation: 0,
+        title: Text('${_currentIndex + 1}/${widget.images.length}'),
+      ),
+      body: PageView.builder(
+        controller: _controller,
+        itemCount: widget.images.length,
+        onPageChanged: (value) {
+          setState(() {
+            _currentIndex = value;
+          });
+        },
+        itemBuilder: (context, index) {
+          return InteractiveViewer(
+            minScale: 0.8,
+            maxScale: 4,
+            child: Center(
+              child: Image.file(
+                File(widget.images[index]),
+                fit: BoxFit.contain,
+              ),
+            ),
+          );
+        },
+      ),
+    );
+  }
+}

third_party/image_pickers/pubspec.yaml

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+name: image_pickers
+description: Lightweight compatibility wrapper for the deprecated image_pickers API.
+publish_to: "none"
+version: 2.0.4+compat
+
+environment:
+  sdk: ">=3.0.0 <4.0.0"
+  flutter: ">=3.0.0"
+
+dependencies:
+  flutter:
+    sdk: flutter
+  get: ^4.6.6
+  image_picker: ^1.2.1