How to use Form.Show(IWin32Window)
问题 My goal is to use Form as progress bar of the Visio Application during some long actions. Which means, the Form should be display on top of the Visio Application. I also need the Form as non modal dialog (means not Form.ShowDialog() ) in order to letting the Visio app to continue works while the Form is appeares. I've already tried the following steps: Create a wrapper class that implements the IWin32Window. public class WindowWrapper : System.Windows.Forms.IWin32Window { public WindowWrapper