void CSettingsManager::UpdateSettingByDependency(const std::string &settingId, const CSettingDependency &dependency)
{
CSetting *setting = GetSetting(settingId);
if (setting == NULL)
return;
switch (dependency.GetType())
{
case SettingDependencyTypeEnable:
// just trigger the property changed callback and a call to
// CSetting::IsEnabled() will automatically determine the new
// enabled state
OnSettingPropertyChanged(setting, "enabled");
break;
case SettingDependencyTypeUpdate:
{
SettingType type = (SettingType)setting->GetType();
if (type == SettingTypeInteger)
{
CSettingInt *settingInt = ((CSettingInt*)setting);
if (settingInt->GetOptionsType() == SettingOptionsTypeDynamic)
settingInt->UpdateDynamicOptions();
}
else if (type == SettingTypeString)
{
CSettingString *settingString = ((CSettingString*)setting);
if (settingString->GetOptionsType() == SettingOptionsTypeDynamic)
settingString->UpdateDynamicOptions();
}
break;
}
case SettingDependencyTypeVisible:
// just trigger the property changed callback and a call to
// CSetting::IsVisible() will automatically determine the new
// visible state
OnSettingPropertyChanged(setting, "visible");
break;
case SettingDependencyTypeNone:
default:
break;
}
}
void CSetting::SetEnabled(bool enabled)
{
if (!m_dependencies.empty() ||
m_enabled == enabled)
return;
m_enabled = enabled;
OnSettingPropertyChanged(this, "enabled");
}
DynamicStringSettingOptions CSettingString::UpdateDynamicOptions()
{
CExclusiveLock lock(m_critical);
DynamicStringSettingOptions options;
if (m_optionsFiller == NULL &&
(m_optionsFillerName.empty() || m_settingsManager == NULL))
return options;
if (m_optionsFiller == NULL)
{
m_optionsFiller = (StringSettingOptionsFiller)m_settingsManager->GetSettingOptionsFiller(this);
if (m_optionsFiller == NULL)
return options;
}
std::string bestMatchingValue = m_value;
m_optionsFiller(this, options, bestMatchingValue, m_optionsFillerData);
if (bestMatchingValue != m_value)
SetValue(bestMatchingValue);
// check if the list of items has changed
bool changed = m_dynamicOptions.size() != options.size();
if (!changed)
{
for (size_t index = 0; index < options.size(); index++)
{
if (options[index].first.compare(m_dynamicOptions[index].first) != 0 ||
options[index].second.compare(m_dynamicOptions[index].second) != 0)
{
changed = true;
break;
}
}
}
if (changed)
{
m_dynamicOptions = options;
OnSettingPropertyChanged(this, "options");
}
return options;
}
DynamicIntegerSettingOptions CSettingInt::UpdateDynamicOptions()
{
CExclusiveLock lock(m_critical);
DynamicIntegerSettingOptions options;
if (m_optionsFiller.empty() || m_settingsManager == NULL)
return options;
IntegerSettingOptionsFiller filler = (IntegerSettingOptionsFiller)m_settingsManager->GetSettingOptionsFiller(this);
if (filler == NULL)
return options;
int bestMatchingValue = m_value;
filler(this, options, bestMatchingValue);
if (bestMatchingValue != m_value)
SetValue(bestMatchingValue);
bool changed = m_dynamicOptions.size() != options.size();
if (!changed)
{
for (size_t index = 0; index < options.size(); index++)
{
if (options[index].first.compare(m_dynamicOptions[index].first) != 0 ||
options[index].second != m_dynamicOptions[index].second)
{
changed = true;
break;
}
}
}
if (changed)
{
m_dynamicOptions = options;
OnSettingPropertyChanged(this, "options");
}
return options;
}