private void bnStop_Click(object sender, EventArgs e) { if (Ret_Value.SUCCESS_SETTING != EM1300DLL.EM1300DecodeState(false)) { MessageBox.Show("停止扫描失败"); } }
private void Scan_KeyUp(object sender, KeyEventArgs e) { if (e.KeyData == Keys.F20) { if (Ret_Value.SUCCESS_SETTING != EM1300DLL.EM1300DecodeState(false)) { MessageBox.Show("关闭扫描失败"); //return; } State = false; } }
private void Scan_KeyDown(object sender, KeyEventArgs e) { if (e.KeyData == Keys.F20) { if (State == false) { if (Ret_Value.SUCCESS_SETTING != EM1300DLL.EM1300DecodeState(true)) { MessageBox.Show("开始扫描失败"); } State = true; resumeEvent.Set(); } } }