https://learn.microsoft.com/en-us/dotnet/api/system.windows.forms.control.handledestroyed?view=netframework-4.8.1&redirectedfrom=MSDN
Control.HandleDestroyed Event (System.Windows.Forms) | Microsoft Learn
Occurs when the control's handle is in the process of being destroyed.
event systemwindows formscontrolmicrosoftlearn
https://learn.microsoft.com/es-es/dotnet/api/system.windows.forms.control.handledestroyed?view=netframework-4.8.1&redirectedfrom=MSDN
Control.HandleDestroyed Event (System.Windows.Forms) | Microsoft Learn
Occurs when the control's handle is in the process of being destroyed.
event systemwindows formscontrolmicrosoftlearn
https://learn.microsoft.com/en-us/dotnet/api/system.windows.forms.control.handledestroyed?view=netframework-4.8.1&tree=cete.dynamicpdf.viewer.pdfnavigationpanel.handledestroyed
Control.HandleDestroyed Event (System.Windows.Forms) | Microsoft Learn
Occurs when the control's handle is in the process of being destroyed.
event systemwindows formscontrolmicrosoftlearn