mobile reset waitForImage

Signed-off-by: 21pages <pages21@163.com>

flutter/lib/models/model.dart

@@ -1623,6 +1623,12 @@ class FFI {
     elevationModel = ElevationModel(WeakReference(this));
   }
 
+  /// Mobile reuse FFI
+  void mobileReset() {
+    _waitForImageDialogShow.clear();
+    _waitForFirstImage.clear();
+  }
+
   /// Start with the given [id]. Only transfer file if [isFileTransfer], only port forward if [isPortForward].
   void start(String id,
       {bool isFileTransfer = false,
@@ -1633,6 +1639,7 @@ class FFI {
       bool? forceRelay}) {
     closed = false;
     auditNote = '';
+    if (isMobile) mobileReset();
     assert(!(isFileTransfer && isPortForward), 'more than one connect type');
     if (isFileTransfer) {
       connType = ConnType.fileTransfer;