16 references to MdiClient
System.Windows.Forms (16)
System\Windows\Forms\Form.cs (16)
1087[MemberNotNullWhen(true, nameof(MdiClient))] 1497ParentInternal = value.MdiClient; 2213MdiParentInternal.MdiClient?.PerformLayout(); 2829if (MdiParentInternal.MdiClient is not null) 2831PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, (WPARAM)HWND); 3161if (Properties.TryGetValue(s_propFormMdiParent, out Form? formMdiParent) && formMdiParent.MdiClient != value) 3357MdiClient? mdiClient = MdiParentInternal.MdiClient; 3703Control? mdiclient = MdiParentInternal.MdiClient; 3766if (MdiParentInternal.MdiClient is not null) 3768PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, this); 4024MdiClient.BackgroundImage = BackgroundImage; 4026MdiClient.Invalidate(); 4035MdiClient.BackgroundImageLayout = BackgroundImageLayout; 4037MdiClient.Invalidate(); 5148if (MdiParentInternal.MdiClient is not null) 5150PInvokeCore.SendMessage(MdiParentInternal.MdiClient, PInvokeCore.WM_MDIACTIVATE, (WPARAM)HWND);