using ComPDFKit.NativeMethod; using ComPDFKit.Controls.Helper; using System.Windows; namespace Measure { public partial class App : Application { protected override void OnStartup(StartupEventArgs e) { base.OnStartup(e); LicenseVerify(); } private static bool LicenseVerify() { if (!CPDFSDKVerifier.LoadNativeLibrary()) return false; LicenseErrorCode verifyResult = CPDFSDKVerifier.LicenseVerify(SDKLicenseHelper.ParseLicenseXML(), false); return (verifyResult == LicenseErrorCode.E_LICENSE_SUCCESS); } } }