16 writes to TopLevel
PresentationUI (1)
MS\Internal\Documents\SigningProgress.Designer.cs (1)
67TopLevel = true;
System.Windows.Forms.Design (1)
System\Windows\Forms\Design\DesignerFrame.cs (1)
103form.TopLevel = false;
System.Windows.Forms.Tests (14)
System\Windows\Forms\AccessibleObjects\Form.FormAccessibleObjectTests.cs (1)
194using Form embeddedForm = new() { TopLevel = false };
System\Windows\Forms\FormTests.cs (13)
379TopLevel = false, 506TopLevel = false 685TopLevel = false, 894TopLevel = false, 938TopLevel = false, 959TopLevel = false, 1048TopLevel = false 1142TopLevel = false, 1162TopLevel = false 1196TopLevel = false 1234TopLevel = false 1441TopLevel = true, 1828TopLevel = false,
27 references to TopLevel
System.Windows.Forms (19)
System\Windows\Forms\Control.cs (1)
7469if (this is Form form && form.TopLevel)
System\Windows\Forms\Form.ControlCollection.cs (1)
33if (!_owner.TopLevel && !_owner.DesignMode)
System\Windows\Forms\Form.cs (17)
766else if (TopLevel) 772if (TopLevel && (_formState[s_formStateLayered] != 0)) 820if (TopLevel || IsMdiChild) 1634if (value is not null && !TopLevel) 1767if (!TopLevel && !DesignMode) 2064if (IsHandleCreated && TopLevel) 3414if (!TopLevel || IsMdiContainer) 3420if (!ShowInTaskbar && OwnerInternal is null && TopLevel) 3911if (!TopLevel) 3971if (TopLevel) 4981if (TopLevel && IsHandleCreated) 5142if (TopLevel) 5475if (!TopLevel) 5669if (!TopLevel) 6102if (IsHandleCreated && TopLevel) 6128if ((_formState[s_formStateLayered] != 0) && IsHandleCreated && TopLevel) 6648if (TopLevel && (si.dwFlags & STARTUPINFOW_FLAGS.STARTF_USESHOWWINDOW) != 0)
System.Windows.Forms.Design (5)
System\Windows\Forms\Design\DocumentDesigner.cs (2)
855|| (cd.Control is Form form && form.TopLevel); 902&& !(ce.Component is Form form && form.TopLevel);
System\Windows\Forms\Design\OleDragDropHandler.CfCodeToolboxItem.cs (1)
107if (component is Control { Parent: null } childControl and not Form { TopLevel: true }) // Don't add top-level forms
System\Windows\Forms\Design\ParentControlDesigner.cs (2)
456&& host.GetDesigner(newChild) as ControlDesigner is not null && !(newChild is Form form && form.TopLevel)) 2393if (c is not Form form || !form.TopLevel)
System.Windows.Forms.Tests (2)
System\Windows\Forms\Design\ComponentEditorFormTests.cs (1)
155Assert.True(control.TopLevel);
System\Windows\Forms\FormTests.cs (1)
157Assert.True(control.TopLevel);
WindowsFormsIntegration (1)
System\Windows\Integration\WindowsFormsHost.cs (1)
315if (form.TopLevel)