/// <summary> /// MonthPicker失去焦点,主要用于更新显示文本 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void MonthPicker_LostFocus(object sender, EventArgs e) { if (MonthPicker.Checked) { btn_IssueMonth.Text = MonthPicker.Text.TrimStart(); } else { btn_IssueMonth.Text = TextAll; } MonthPicker.Hide();; }