refactor

flutter_hbb/lib/remote_page.dart

@@ -1,11 +1,11 @@
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
-import 'common.dart';
 import 'package:flutter/services.dart';
 import 'dart:ui' as ui;
 import 'package:flutter_easyloading/flutter_easyloading.dart';
-import 'dart:convert';
 import 'dart:async';
+import 'common.dart';
+import 'model.dart';
 
 class RemotePage extends StatefulWidget {
   RemotePage({Key key, this.id}) : super(key: key);
@@ -19,9 +19,6 @@ class RemotePage extends StatefulWidget {
 // https://github.com/hanxu317317/flutter_plan_demo/blob/master/lib/src/enter.dart
 class _RemotePageState extends State<RemotePage> {
   Timer _interval;
-  PeerInfo _pi = PeerInfo();
-  Display _display = Display();
-  bool _decoding = false;
 
   @override
   void initState() {
@@ -42,88 +39,11 @@ class _RemotePageState extends State<RemotePage> {
     FFI.close();
     _interval.cancel();
     dismissLoading();
-    _decoding = null;
     SystemChrome.setEnabledSystemUIOverlays(SystemUiOverlay.values);
   }
 
   void interval() {
-    var evt = FFI.popEvent();
-    if (evt != null) {
-      var name = evt['name'];
-      if (name == 'msgbox') {
-        handleMsgbox(evt);
-      } else if (name == 'peer_info') {
-        handlePeerInfo(evt);
-      } else if (name == 'switch_display') {
-        handleSwitchDisplay(evt);
-      } else if (name == 'cursor_data') {
-        FFI.cursorModel.updateCursorData(evt);
-      } else if (name == 'cursor_id') {
-        FFI.cursorModel.updateCursorId(evt);
-      } else if (name == 'cursor_position') {
-        FFI.cursorModel.updateCursorPosition(evt);
-      }
-    }
-    if (!_decoding) {
-      var rgba = FFI.getRgba();
-      if (rgba != null) {
-        _decoding = true;
-        ui.decodeImageFromPixels(
-            rgba, _display.width, _display.height, ui.PixelFormat.bgra8888,
-            (image) {
-          FFI.clearRgbaFrame();
-          if (_decoding == null) return;
-          _decoding = false;
-          FFI.imageModel.update(image);
-        });
-      }
-    }
-  }
-
-  void handleSwitchDisplay(Map<String, dynamic> evt) {
-    _pi.currentDisplay = int.parse(evt['display']);
-    _display.x = int.parse(evt['x']);
-    _display.y = int.parse(evt['y']);
-    _display.width = int.parse(evt['width']);
-    _display.height = int.parse(evt['height']);
-    setState(() {});
-  }
-
-  void handlePeerInfo(Map<String, dynamic> evt) {
-    dismissLoading();
-    _pi.username = evt['username'];
-    _pi.hostname = evt['hostname'];
-    _pi.platform = evt['platform'];
-    _pi.sasEnabled = evt['sas_enabled'] == "true";
-    _pi.currentDisplay = int.parse(evt['current_display']);
-    List<dynamic> displays = json.decode(evt['displays']);
-    _pi.displays = List<Display>();
-    for (int i = 0; i < displays.length; ++i) {
-      Map<String, dynamic> d0 = displays[i];
-      var d = Display();
-      d.x = d0['x'];
-      d.y = d0['y'];
-      d.width = d0['width'];
-      d.height = d0['height'];
-      _pi.displays.add(d);
-    }
-    if (_pi.currentDisplay < _pi.displays.length) {
-      _display = _pi.displays[_pi.currentDisplay];
-    }
-    setState(() {});
-  }
-
-  void handleMsgbox(Map<String, dynamic> evt) {
-    var type = evt['type'];
-    var title = evt['title'];
-    var text = evt['text'];
-    if (type == 're-input-password') {
-      wrongPasswordDialog(widget.id, context);
-    } else if (type == 'input-password') {
-      enterPasswordDialog(widget.id, context);
-    } else {
-      msgbox(type, title, text, context);
-    }
+    FFI.ffiModel.update(widget.id, context);
   }
 
   @override
@@ -170,19 +90,3 @@ class ImagePainter extends CustomPainter {
     return oldDelegate != this;
   }
 }
-
-class Display {
-  int x = 0;
-  int y = 0;
-  int width = 0;
-  int height = 0;
-}
-
-class PeerInfo {
-  String username;
-  String hostname;
-  String platform;
-  bool sasEnabled;
-  int currentDisplay;
-  List<Display> displays;
-}