C # maximize the size of the MDI subform

C # maximize the size of the MDI subform

Sometimes we need to display the sub-FormMaximize(That is, the entire parent form is filled), but it usually encounters the following troubles: If you set the windowstate of the child form to maximized through the attribute toolbar in Visual Studio 2005, you will find that the child form does notMaximizeBut after changing the size of the parent formMaximize. By adding the sub-form ConstructorCodeThe method does not help. Solution: Unset the windowstate value (change to the default normal value), and then set the windowstate with the code after instantiating the child form. The Code is as follows: C # Frmmdichild child = new frmmdichild (); Child. mdiparent = this; Child. windowstate = formwindowstate. maximized; Child. Show ();