/// <summary>
/// Sets a value that indicates the filter component that is used to search for text within documents of this type.
/// </summary>
/// <param name="file"><see cref="FileAssociationInfo"/> that provides specifics of the extension to be changed.</param>
/// <param name="persistentHandler">Guid of filter component.</param>
protected void SetPersistentHandler(FileAssociationInfo file, Guid persistentHandler)
{
if (!file.Exists)
{
throw new Exception("Extension does not exist");
}
if (persistentHandler == Guid.Empty)
{
return;
}
this.registryWrapper.Write(file.extension + "\\" + PersistentHandler, string.Empty, persistentHandler);
ShellNotification.NotifyOfChange();
}
/// <summary>
/// Sets a value that determines if the file's extension will always be shown.
/// </summary>
/// <param name="value">Value that specifies if the file's extension should be always displayed.</param>
protected void SetAlwaysShowExt(bool value)
{
if (!this.Exists)
{
throw new Exception("Extension does not exist");
}
if (value)
{
registryWrapper.Write(this.progId, "AlwaysShowExt", string.Empty);
}
else
{
registryWrapper.Delete(this.progId, "AlwaysShowExt");
}
ShellNotification.NotifyOfChange();
}
