16 references to MdiClient
System.Windows.Forms (16)
System\Windows\Forms\Form.cs (16)
1085[MemberNotNullWhen(true, nameof(MdiClient))] 1495ParentInternal = value.MdiClient; 2211MdiParentInternal.MdiClient?.PerformLayout(); 2841if (MdiParentInternal.MdiClient is not null) 2843PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, (WPARAM)HWND); 3173if (Properties.TryGetValue(s_propFormMdiParent, out Form? formMdiParent) && formMdiParent.MdiClient != value) 3369MdiClient? mdiClient = MdiParentInternal.MdiClient; 3715Control? mdiclient = MdiParentInternal.MdiClient; 3778if (MdiParentInternal.MdiClient is not null) 3780PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, this); 4030MdiClient.BackgroundImage = BackgroundImage; 4032MdiClient.Invalidate(); 4041MdiClient.BackgroundImageLayout = BackgroundImageLayout; 4043MdiClient.Invalidate(); 5149if (MdiParentInternal.MdiClient is not null) 5151PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, (WPARAM)HWND);