C # recursively iterates through the form all TextBox controls, and then sets the TextBox event

1 /// <summary>2         /// 3         /// </summary>4         /// <param name= "Sender" ></param>5         /// <param name= "E" ></param>6          Public Virtual voidSettextboxonenterstyle (Objectsender, EventArgs e)7         {8             if(Sender isTextBox)9             {TenTextBox Tbox = Sender asTextBox; One                 if(!Tbox. ReadOnly) A                 { -Tbox. BackColor =Color.yellow; -                 } the             } -         } -  -         /// <summary> +         ///  -         /// </summary> +         /// <param name= "Sender" ></param> A         /// <param name= "E" ></param> at          Public Virtual voidSettextboxonleavestyle (Objectsender, EventArgs e) -         { -             if(Sender isTextBox) -             { -TextBox Tbox = Sender asTextBox; -                 if(!Tbox. ReadOnly) in                 { -Tbox. BackColor =Color.White; to                 } +             } -         } the /// <summary> *         ///  $         /// </summary>Panax Notoginseng         /// <param name= "frm" ></param> -          Public Virtual voidsetformtextboxcontrolstyle (Form frm) the         { + Iteratecontrolssettextbox (frm. Controls); A         } the  +         /// <summary> -         ///  $         /// </summary> $         /// <param name= "CTLs" ></param> -          Public Virtual voidIteratecontrolssettextbox (control.controlcollection CTLs) -         { the             foreach(Control controlinchCTLs) -             {Wuyi                 if(Control isTextBox) the                 { -(Control asTextBox). Enter + =NewEventHandler (settextboxonenterstyle); Wu(Control asTextBox). Leave + =NewEventHandler (settextboxonleavestyle); -                 } About  $                 if(Control. Controls.Count >0) -                 { - Iteratecontrolssettextbox (Control. Controls); -                 } A             } +         } the  　　 

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C # recursively iterates through the form all TextBox controls, and then sets the TextBox event