C# Help

How to access MDI Parent forms from MDI Child forms:This code shows how to access objects contained in an MDI parent form, from an MDI Child form.Simply using MDIParent will not work, you have to cast MDIParent to your MDI Parent forms. Here isthe code: //In the MDIChild Form private void btnAddToTree_Click(object sender, System.EventArgs e) [...]

MDI (Multiple Document Interface) is nothing but a way of displaying windows form where there is atleast one parent and manychild windows eg. word Excel Powerpoint kind of windows where each document , sheet or slide act as a child under the parent container window. SDI(Single document Interface) examples are Windows Explorer,Internet explorer,Notepad etc…where only [...]