1 write to MdiParentInternal
System.Windows.Forms (1)
System\Windows\Forms\Form.cs (1)
1451set => 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)
1073[MemberNotNullWhen(true, nameof(MdiParentInternal))] 1450get => MdiParentInternal; 2133MdiParentInternal.MdiClient?.PerformLayout(); 2146MdiParentInternal.UpdateWindowIcon(true); 2763if (MdiParentInternal.MdiClient is not null) 2765PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, (WPARAM)HWND); 3289if (IsMdiChild && MdiParentInternal.IsHandleCreated) 3291MdiClient? mdiClient = MdiParentInternal.MdiClient; 3378Form? mdiParent = activeMdiChild.MdiParentInternal; 3646Control? mdiclient = MdiParentInternal.MdiClient; 3709if (MdiParentInternal.MdiClient is not null) 3711PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, this); 3788|| this != MdiParentInternal.ActiveMdiChildInternal 4336MdiParentInternal?.UpdateMdiWindowListStrip(); 5054PInvoke.SetActiveWindow(MdiParentInternal); 5055if (MdiParentInternal.MdiClient is not null) 5057PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, (WPARAM)HWND); 5147if (MdiParentInternal is not null) 6849if (MdiParentInternal.ActiveMdiChildInternal == this) 6999if (MdiControlStrip is null && MdiParentInternal is not null && MdiParentInternal.ActiveMdiChildInternal == this) 7001MdiParentInternal.UpdateMdiControlStrip((nint)m.WParamInternal == PInvoke.SIZE_MAXIMIZED);