Fix. Multi-display connection, resolutions (#7782)

* fix: multi-display, change resolution

Signed-off-by: fufesou <shuanglongchen@yeah.net>

* fix: multi-displays, resolutions of displays

Signed-off-by: fufesou <shuanglongchen@yeah.net>

* fix: build

Signed-off-by: fufesou <shuanglongchen@yeah.net>

* refact: Function rename

Signed-off-by: fufesou <shuanglongchen@yeah.net>

* refact. Function rename

Signed-off-by: fufesou <shuanglongchen@yeah.net>

---------

Signed-off-by: fufesou <shuanglongchen@yeah.net>

flutter/lib/models/model.dart

@@ -715,6 +715,8 @@ class FfiModel with ChangeNotifier {
     // Map clone is required here, otherwise "evt" may be changed by other threads through the reference.
     // Because this function is asynchronous, there's an "await" in this function.
     cachedPeerData.peerInfo = {...evt};
+    // Do not cache resolutions, because a new display connection have different resolutions.
+    cachedPeerData.peerInfo.remove('resolutions');
 
     // Recent peer is updated by handle_peer_info(ui_session_interface.rs) --> handle_peer_info(client.rs) --> save_config(client.rs)
     bind.mainLoadRecentPeers();
@@ -770,7 +772,9 @@ class FfiModel with ChangeNotifier {
       }
       Map<String, dynamic> features = json.decode(evt['features']);
       _pi.features.privacyMode = features['privacy_mode'] == 1;
-      handleResolutions(peerId, evt["resolutions"]);
+      if (!isCache) {
+        handleResolutions(peerId, evt["resolutions"]);
+      }
       parent.target?.elevationModel.onPeerInfo(_pi);
     }
     if (connType == ConnType.defaultConn) {
@@ -2317,6 +2321,8 @@ class FFI {
           }
           await ffiModel.handleCachedPeerData(data, id);
           await sessionRefreshVideo(sessionId, ffiModel.pi);
+          await bind.sessionRequestNewDisplayInitMsgs(
+              sessionId: sessionId, display: ffiModel.pi.currentDisplay);
         });
         isToNewWindowNotified.value = true;
       }

flutter/lib/web/bridge.dart

@@ -1577,5 +1577,10 @@ class RustdeskImpl {
     throw UnimplementedError();
   }
 
+  Future<void> sessionRequestNewDisplayInitMsgs(
+      {required UuidValue sessionId, required int display, dynamic hint}) {
+    throw UnimplementedError();
+  }
+
   void dispose() {}
 }