c# - Can a form tell if there are any modal windows open?

Question

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

How, being inside the main form of my WinForm app can I tell if there are any modal windows/dialogs open that belong to the main form?

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1 Answer

深蓝 · Answer 1 · 2021-10-23T18:38:56+0000

answered Oct 24, 2021 by 深蓝 (71.8m points)

if (this.Visible && !this.CanFocus)
{
    // modal child windows are open
}

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