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//定义按钮得委托
delegate void ShowButtonDeletegate(Button btn, Boolean enable);
private void ShowButton(Button btn, Boolean enable)
{
if (btn.InvokeRequired)
{
ShowButtonDeletegate sbd = new ShowButtonDeletegate(ShowButton);
this.Invoke(sbd, new object[] {btn,enable });
}
else
{
btn.Enabled = enable;
}
}
delegate ComboBox GetControlTextDelgate();
private ComboBox GetControlText()
{
GetControlTextDelgate gtd = new GetControlTextDelgate(GetControlText);
ComboBox cbod = (ComboBox)this.Invoke(gtd);
return cbod.Text;
}