16 references to MdiClient
System.Windows.Forms (16)
System\Windows\Forms\Form.cs (16)
1084[MemberNotNullWhen(true, nameof(MdiClient))] 1494ParentInternal = value.MdiClient; 2210MdiParentInternal.MdiClient?.PerformLayout(); 2826if (MdiParentInternal.MdiClient is not null) 2828PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, (WPARAM)HWND); 3158if (Properties.TryGetValue(s_propFormMdiParent, out Form? formMdiParent) && formMdiParent.MdiClient != value) 3354MdiClient? mdiClient = MdiParentInternal.MdiClient; 3700Control? mdiclient = MdiParentInternal.MdiClient; 3763if (MdiParentInternal.MdiClient is not null) 3765PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, this); 4015MdiClient.BackgroundImage = BackgroundImage; 4017MdiClient.Invalidate(); 4026MdiClient.BackgroundImageLayout = BackgroundImageLayout; 4028MdiClient.Invalidate(); 5132if (MdiParentInternal.MdiClient is not null) 5134PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, (WPARAM)HWND);