本文整理汇总了C#中System.IO.Packaging.PackageDigitalSignatureManager.IsSigned属性的典型用法代码示例。如果您正苦于以下问题：C# PackageDigitalSignatureManager.IsSigned属性的具体用法？C# PackageDigitalSignatureManager.IsSigned怎么用？C# PackageDigitalSignatureManager.IsSigned使用的例子？那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。
在下文中一共展示了PackageDigitalSignatureManager.IsSigned属性的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: ValidateSignatures
// ------------------------ ValidateSignatures ------------------------
/// <summary>
/// Validates all the digital signatures of a given package.</summary>
/// <param name="package">
/// The package for validating digital signatures.</param>
/// <returns>
/// true if all digital signatures are valid; otherwise false if the
/// package is unsigned or any of the signatures are invalid.</returns>
private static bool ValidateSignatures(Package package)
{
if (package == null)
throw new ArgumentNullException("ValidateSignatures(package)");
// Create a PackageDigitalSignatureManager for the given Package.
PackageDigitalSignatureManager dsm =
new PackageDigitalSignatureManager(package);
// Check to see if the package contains any signatures.
if (!dsm.IsSigned)
return false; // The package is not signed.
// Verify that all signatures are valid.
VerifyResult result = dsm.VerifySignatures(false);
if (result != VerifyResult.Success)
return false; // One or more digital signatures are invalid.
// else if (result == VerifyResult.Success)
return true; // All signatures are valid.
}// end:ValidateSignatures()