compdfkit(win) - 切换模式后编辑崩溃

Demo/Examples/Compdfkit_Tools/Edit/PDFContentEditControl.xaml.cs

@@ -57,6 +57,12 @@ namespace Compdfkit_Tools.Edit
             }
         }
 
+        public void ClearPanel()
+        {
+            ContentEditContainer.Child = null;
+            EmptyMessage.Visibility = Visibility.Visible;
+        }
+
         private void TempPDFTextEditControl_Loaded(object sender, RoutedEventArgs e)
         {
             tempPDFTextEditControl.SetPDFTextEditData(editEvent);

Demo/Examples/PDFViewer/MainPage.xaml.cs

@@ -1593,6 +1593,7 @@ namespace PDFViewer
                     pdfViewControl.PDFView?.SetPDFEditType(CPDFEditType.None);
                     pdfViewControl.PDFView?.SetMouseMode(MouseModes.PanTool);
                     pdfViewControl.PDFView?.ReloadDocument();
+                    pdfContentEditControl.ClearPanel();
                     pdfViewControl.PDFView.PDFEditActiveHandler -= PDFView_PDFEditActiveHandler;
                     if (!(bool)ViewSettingBtn.IsChecked)
                     {