Question

i have a c# windows application that contains a menu and a dock panel. if click on any element on the menu, a form appears on the dock panel

there is a book form that contains search textbox.

in the menu there is an item with name (save) used to save the layout for other use, and the opened forms still opens in the dock panel as tabs after saving the layout

note: user can open the same form several times

---

what i need is, when the user click on the save link, i need to get the value of the search textbox from book form and set it in a variable in the main form.

---

any help?

Answer 1

List<String> texts = new List<String>();
foreach(Form form in Application.OpenForms){
    if (form.Name == "bookForm"){
        TextBox textbox= form.Controls[<your textbox namr>] as TextBox;
        texts.Add(textbox);
    }
}

then you can use this texts list as you can