feat(keyboard): shortcuts, debug web

Signed-off-by: fufesou <linlong1266@gmail.com>

flutter/lib/models/input_model.dart

@@ -15,7 +15,9 @@ import 'package:get/get.dart';
 
 import '../../models/model.dart';
 import '../../models/platform_model.dart';
+import '../../models/shortcut_model.dart';
 import '../../models/state_model.dart';
+import '../common/widgets/keyboard_shortcuts/shortcut_utils.dart';
 import 'input_modifier_utils.dart';
 import 'relative_mouse_model.dart';
 import '../common.dart';
@@ -826,6 +828,9 @@ class InputModel {
         return KeyEventResult.ignored;
       }
     }
+    if (_tryDispatchWebFlutterShortcut(e)) {
+      return KeyEventResult.handled;
+    }
     if (isWindows || isLinux) {
       // Ignore meta keys. Because flutter window will loose focus if meta key is pressed.
       if (e.physicalKey == PhysicalKeyboardKey.metaLeft ||
@@ -920,6 +925,53 @@ class InputModel {
     return KeyEventResult.handled;
   }
 
+  bool _tryDispatchWebFlutterShortcut(KeyEvent e) {
+    if (!isWeb || !isInputSourceFlutter) return false;
+    if (e is! KeyDownEvent && e is! KeyRepeatEvent) return false;
+    if (!ShortcutModel.isEnabled() || ShortcutModel.isPassThrough()) {
+      return false;
+    }
+    final keyName = logicalKeyName(e.logicalKey);
+    if (keyName == null) return false;
+    final mods = canonicalShortcutModsForSave(_webFlutterShortcutMods());
+    final action = _matchWebFlutterShortcut(keyName, mods);
+    if (action == null) return false;
+    if (e is KeyDownEvent) {
+      parent.target?.shortcutModel.onTriggered(action);
+    }
+    return true;
+  }
+
+  Set<String> _webFlutterShortcutMods() {
+    final keyboard = HardwareKeyboard.instance;
+    final mods = <String>{};
+    if (isMacOS || isIOS || isWebOnMacOs) {
+      if (keyboard.isMetaPressed) mods.add('primary');
+      if (keyboard.isControlPressed) mods.add('ctrl');
+    } else if (keyboard.isControlPressed) {
+      mods.add('primary');
+    }
+    if (keyboard.isAltPressed) mods.add('alt');
+    if (keyboard.isShiftPressed) mods.add('shift');
+    return mods;
+  }
+
+  String? _matchWebFlutterShortcut(String keyName, List<String> mods) {
+    for (final binding in ShortcutModel.readBindings()) {
+      final action = binding['action'];
+      final key = binding['key'];
+      final bindingMods =
+          canonicalShortcutModsForSave(shortcutModSetFrom(binding['mods']));
+      if (action is String &&
+          key == keyName &&
+          bindingMods.isNotEmpty &&
+          listEquals(bindingMods, mods)) {
+        return action;
+      }
+    }
+    return null;
+  }
+
   /// Send Key Event
   void newKeyboardMode(
       String character, int usbHid, bool down, bool iosCapsLock) {

flutter/lib/models/shortcut_model.dart

@@ -26,6 +26,8 @@ typedef ShortcutCallback = FutureOr<void> Function();
 /// via [onTriggered], which runs whatever callback the toolbar / menu
 /// builders previously registered for that action id.
 class ShortcutModel {
+  static WeakReference<ShortcutModel>? _activeWebModel;
+
   final WeakReference<FFI> parent;
   final Map<String, ShortcutCallback> _callbacks = {};
 
@@ -35,6 +37,7 @@ class ShortcutModel {
   /// matched shortcut fires.
   void register(String actionId, ShortcutCallback callback) {
     _callbacks[actionId] = callback;
+    _activeWebModel = WeakReference(this);
   }
 
   void unregister(String actionId) {
@@ -43,6 +46,18 @@ class ShortcutModel {
 
   void clear() {
     _callbacks.clear();
+    if (identical(_activeWebModel?.target, this)) {
+      _activeWebModel = null;
+    }
+  }
+
+  static void onWebTriggered(String actionId) {
+    final model = _activeWebModel?.target;
+    if (model != null) {
+      model.onTriggered(actionId);
+    } else {
+      debugPrint('shortcut_triggered: no active web shortcut model');
+    }
   }
 
   /// Called by the session event listener when a `shortcut_triggered` event

flutter/lib/models/web_model.dart

@@ -126,6 +126,7 @@ class PlatformFFI {
       gFFI.dialogManager.dismissAll();
       closeConnection();
     };
+    await _ffiBind.mainInit(appDir: '');
     context.callMethod('init');
     version = getByName('version');
     window.onContextMenu.listen((event) {

flutter/lib/web/bridge.dart

@@ -7,7 +7,7 @@ import 'package:uuid/uuid.dart';
 import 'dart:html' as html;
 
 import 'package:flutter_hbb/consts.dart';
-import 'package:flutter_hbb/common.dart' as common;
+import 'package:flutter_hbb/models/shortcut_model.dart';
 
 final _privateConstructorUsedError = UnsupportedError(
     'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more information: https://github.com/rrousselGit/freezed#adding-getters-and-methods-to-our-models');
@@ -1195,10 +1195,11 @@ class RustdeskImpl {
     // JS -> Dart shortcut bridge. The matcher in flutter/web/js/src/
     // shortcut_matcher.ts calls `window.onShortcutTriggered(actionId)` when a
     // binding fires; route it to the active session's ShortcutModel.
-    // Web is single-window so `gFFI` is always the active session.
+    // Web uses a JS-side connection, so the event does not arrive through the
+    // native session event stream.
     js.context['onShortcutTriggered'] = (dynamic action) {
       if (action is String) {
-        common.gFFI.shortcutModel.onTriggered(action);
+        ShortcutModel.onWebTriggered(action);
       }
     };
     return Future.value();