private void showTopCategory()
{
Form1 frmMain = Application.OpenForms["Form1"] as Form1;
frmMain.setSearchLabel0("大类：成品 ");
}
private void searchFlowNo(string codeFirst)
{
Form1 frmMain = Application.OpenForms["Form1"] as Form1;
frmMain.setSearchLabel3("流水号:" + codeFirst);
}
private void searchContract(string codeFirst)
{
Form1 frmMain = Application.OpenForms["Form1"] as Form1;
frmMain.setSearchLabel1("合同号:" + codeFirst);
}