private void button_Click(object sender, EventArgs e) { if (iniPro) { return; } Button btn = (Button)sender; switch (btn.Name) { case "buttonLogin": if (!loginProcess()) { return; } hp = new HumanProperty(); if (!checkMembers()) { return; } if (!checkOffice()) { return; } if (!checkCommon()) { return; } if (!selectNextMenu()) { return; } //checedProcess(); break; case "buttonCancel": labelMessage.Text = ""; textBoxMemberCode.Text = ""; break; case "buttonEnd": string tempFile = Folder.DefaultLocation() + @"\.~temp.xlsx"; if (File.Exists(tempFile)) { File.Delete(tempFile); } if (hp != null) { Exclusive exclusive = new Exclusive(); exclusive.Unregister(hp.MemberCode); } Application.Exit(); break; default: break; } }