Question

winfrom 怎么在线程中修改控件dome

Answer 1

delegate void SetTextCallback(string text);

private void SetText(string text)
       {            // InvokeRequired required compares the thread ID of the
           // calling thread to the thread ID of the creating thread.
           // If these threads are different, it returns true.
           if (this.textBox1.InvokeRequired)
           {    
               SetTextCallback d = new SetTextCallback(SetText);
               this.Invoke(d, new object[] { text });
           }            else
           {
               this.textBox1.Text = text;
           }
       }