1 write to MdiParentInternal
System.Windows.Forms (1)
System\Windows\Forms\Form.cs (1)
1447set => 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)
1069[MemberNotNullWhen(true, nameof(MdiParentInternal))] 1446get => MdiParentInternal; 2213MdiParentInternal.MdiClient?.PerformLayout(); 2226MdiParentInternal.UpdateWindowIcon(true); 2829if (MdiParentInternal.MdiClient is not null) 2831PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, (WPARAM)HWND); 3355if (IsMdiChild && MdiParentInternal.IsHandleCreated) 3357MdiClient? mdiClient = MdiParentInternal.MdiClient; 3444Form? mdiParent = activeMdiChild.MdiParentInternal; 3703Control? mdiclient = MdiParentInternal.MdiClient; 3766if (MdiParentInternal.MdiClient is not null) 3768PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, this); 3851|| this != MdiParentInternal.ActiveMdiChildInternal 4395MdiParentInternal?.UpdateMdiWindowListStrip(); 5147PInvoke.SetActiveWindow(MdiParentInternal); 5148if (MdiParentInternal.MdiClient is not null) 5150PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, (WPARAM)HWND); 5240if (MdiParentInternal is not null) 6977if (MdiParentInternal.ActiveMdiChildInternal == this) 7124if (MdiControlStrip is null && MdiParentInternal is not null && MdiParentInternal.ActiveMdiChildInternal == this) 7126MdiParentInternal.UpdateMdiControlStrip((nint)m.WParamInternal == PInvoke.SIZE_MAXIMIZED);