internal /*public*/ IndividualDeviceConfig GetDeviceConfig(HttpContext context)
{
IndividualDeviceConfig deviceConfig = null;
#if DEBUG
if (context.Session != null)
{
String var = "AdapterOverride";
bool saveInSession = true;
String adapterOverride = (String)context.Session[var];
if (adapterOverride == null)
{
saveInSession = false;
adapterOverride = (String)context.Request.QueryString[var];
}
if (adapterOverride != null &&
(deviceConfig = GetDeviceConfig(adapterOverride)) != null)
{
if (saveInSession)
{
context.Session[var] = adapterOverride;
}
return(deviceConfig);
}
}
#endif
foreach (IndividualDeviceConfig candidate in _deviceConfigs.Values)
{
if (candidate.DeviceQualifies(context))
{
deviceConfig = candidate;
break;
}
}
if (deviceConfig == null && _parent != null)
{
deviceConfig = _parent.GetDeviceConfig(context);
}
if (deviceConfig == null)
{
throw new Exception(
SR.GetString(SR.ControlsConfig_NoDeviceConfigRegistered,
context.Request.UserAgent));
}
return(deviceConfig);
}
internal /*public*/ void FixupInheritance(IndividualDeviceConfig referrer, XmlNode configNode)
{
if (_fixup == FixupState.FixedUp)
{
return;
}
if (_fixup == FixupState.FixingUp)
{
Debug.Assert(referrer != null);
// Circular reference
throw new Exception(SR.GetString(SR.MobileControlsSectionHandler_CircularReference,
referrer.Name));
}
_fixup = FixupState.FixingUp;
if (ParentConfigName != null)
{
Debug.Assert(ParentConfigName.Length != 0 && ParentConfig == null);
ParentConfig = _controlsConfig.GetDeviceConfig(ParentConfigName);
if (ParentConfig == null)
{
throw new ConfigurationErrorsException(
SR.GetString(SR.MobileControlsSectionHandler_DeviceConfigNotFound,
ParentConfigName),
configNode);
}
// Make sure parent is fixed up.
ParentConfig.FixupInheritance(this, configNode);
if (PageAdapterType == null)
{
PageAdapterType = ParentConfig.PageAdapterType;
}
if (DeviceQualifiesPredicate == null)
{
DeviceQualifiesPredicate = ParentConfig.DeviceQualifiesPredicate;
}
Debug.Assert(PageAdapterType != null);
Debug.Assert(DeviceQualifiesPredicate != null);
// Reset this since we don't need it any longer.
ParentConfigName = null;
}
_fixup = FixupState.FixedUp;
}