3 references to Contains
System.Windows.Forms (3)
winforms\Managed\System\WinForms\Form.cs (3)
2655if (!Application.OpenFormsInternal.Contains(this)) { 5446if (ownedForms[i] != null && !Application.OpenFormsInternal.Contains(ownedForms[i])) { 5487if (ownedForms[i] != null && !Application.OpenFormsInternal.Contains(ownedForms[i])) {