/// <summary>
/// Utility function which updates the value of a PropertyBinary. (Not intended for external use)
/// </summary>
/// <remarks>If the property value has changed and the properties are not locked (PropertiesLock()
/// called more recently than PropertiesUnlock()), publication of an update is scheduled</remarks>
/// <param name="aProperty">Property to be updated</param>
/// <param name="aValue">New value for the property</param>
/// <returns>true if the property's value has changed (aValue was different to the previous value)</returns>
protected bool SetPropertyBinary(PropertyBinary aProperty, byte[] aValue)
{
uint changed;
int err;
GCHandle h = GCHandle.Alloc(aValue, GCHandleType.Pinned);
err = DvProviderSetPropertyBinary(iHandle, aProperty.Handle(), h.AddrOfPinnedObject(), (uint)aValue.Length, out changed);
h.Free();
if (err != 0)
{
throw new PropertyUpdateError();
}
return(changed != 0);
}
/// <summary>
/// Utility function which updates the value of a PropertyBinary. (Not intended for external use)
/// </summary>
/// <remarks>If the property value has changed and the properties are not locked (PropertiesLock()
/// called more recently than PropertiesUnlock()), publication of an update is scheduled</remarks>
/// <param name="aProperty">Property to be updated</param>
/// <param name="aValue">New value for the property</param>
/// <returns>true if the property's value has changed (aValue was different to the previous value)</returns>
protected unsafe bool SetPropertyBinary(PropertyBinary aProperty, byte[] aValue)
{
uint changed;
int err;
fixed(byte *pValue = aValue)
{
err = DvProviderSetPropertyBinary(iHandle, aProperty.Handle(), pValue, (uint)aValue.Length, &changed);
}
if (err != 0)
{
throw new PropertyUpdateError();
}
return(changed != 0);
}
