二次开发源码提交

2026-05-15 08:52:48 +08:00
parent 4131f7321a
commit eb35a1d067
191 changed files with 34566 additions and 0 deletions
@@ -0,0 +1,69 @@
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:window_manager/window_manager.dart';
+import '../providers/file_manager_provider.dart';
+import 'exit_hint_overlay.dart';
+import '../../services/desktop_service.dart';
+
+/// 手势处理 Mixin
+mixin GestureHandlerMixin<T extends StatefulWidget> on State<T> {
+  DateTime? _lastSwipeTime;
+  final ExitHintOverlay _exitHintOverlay = ExitHintOverlay();
+
+  /// 处理滑动手势
+  void handleSwipe(
+    BuildContext context,
+    FileManagerProvider fileManager,
+    DragEndDetails details,
+  ) {
+    if (details.primaryVelocity == null) return;
+
+    // 从右往左滑（velocity < 0）：返回或退出
+    if (details.primaryVelocity! < 0) {
+      if (fileManager.currentPath == '/') {
+        checkExitApp(context);
+      } else {
+        navigateBack(context, fileManager);
+      }
+    }
+  }
+
+  /// 处理返回键
+  Future<void> handleBackPress(
+    BuildContext context,
+    FileManagerProvider fileManager,
+  ) async {
+    if (fileManager.currentPath == '/') {
+      await checkExitApp(context);
+    } else {
+      await navigateBack(context, fileManager);
+    }
+  }
+
+  /// 返回上一级
+  Future<void> navigateBack(
+    BuildContext context,
+    FileManagerProvider fileManager,
+  ) async {
+    await fileManager.goBack();
+  }
+
+  /// 检查退出应用
+  Future<void> checkExitApp(BuildContext context) async {
+    final now = DateTime.now();
+    if (_lastSwipeTime != null && now.difference(_lastSwipeTime!).inSeconds < 2) {
+      _exitHintOverlay.remove();
+      if (DesktopService.isDesktopPlatform) {
+        await windowManager.hide();
+      } else {
+        SystemNavigator.pop();
+      }
+    } else {
+      _lastSwipeTime = now;
+      _exitHintOverlay.show(context);
+      Future.delayed(const Duration(seconds: 2), () {
+        _exitHintOverlay.remove();
+      });
+    }
+  }
+}