1 write to MdiParentInternal
System.Windows.Forms (1)
System\Windows\Forms\Form.cs (1)
1448set => MdiParentInternal = value;
23 references to MdiParentInternal
System.Windows.Forms (23)
System\Windows\Forms\Form.ControlCollection.cs (1)
48if (value is Form form && form.MdiParentInternal is not null)
System\Windows\Forms\Form.cs (22)
1070[MemberNotNullWhen(true, nameof(MdiParentInternal))] 1447get => MdiParentInternal; 2211MdiParentInternal.MdiClient?.PerformLayout(); 2224MdiParentInternal.UpdateWindowIcon(true); 2841if (MdiParentInternal.MdiClient is not null) 2843PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, (WPARAM)HWND); 3367if (IsMdiChild && MdiParentInternal.IsHandleCreated) 3369MdiClient? mdiClient = MdiParentInternal.MdiClient; 3456Form? mdiParent = activeMdiChild.MdiParentInternal; 3724Control? mdiclient = MdiParentInternal.MdiClient; 3787if (MdiParentInternal.MdiClient is not null) 3789PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, this); 3866|| this != MdiParentInternal.ActiveMdiChildInternal 4398MdiParentInternal?.UpdateMdiWindowListStrip(); 5151PInvoke.SetActiveWindow(MdiParentInternal); 5152if (MdiParentInternal.MdiClient is not null) 5154PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, (WPARAM)HWND); 5244if (MdiParentInternal is not null) 6946if (MdiParentInternal.ActiveMdiChildInternal == this) 7096if (MdiControlStrip is null && MdiParentInternal is not null && MdiParentInternal.ActiveMdiChildInternal == this) 7098MdiParentInternal.UpdateMdiControlStrip((nint)m.WParamInternal == PInvoke.SIZE_MAXIMIZED);