| public Initialize ( string name, NameValueCollection values ) : void | ||
| name | string | |
| values | NameValueCollection | |
| Результат | void | |
} // ApplicationSettings
// ----------------------------------------------------------------------
public ApplicationSettings( string settingsKey, object obj ) :
base( settingsKey )
{
settings = new SettingCollection( this );
// provider
defaultProvider = new LocalFileSettingsProvider();
defaultProvider.Initialize( "LocalFileSettingsProvider", new NameValueCollection() );
base.Providers.Add( defaultProvider );
// upgrade
upgradeSettings = new ValueSetting( UpgradeSettingsKey, typeof( bool ), true );
UseAutoUpgrade = true;
if ( obj != null )
{
Settings.AddAll( obj );
}
} // ApplicationSettings
public void Initialized ()
{
LocalFileSettingsProvider prov = new LocalFileSettingsProvider ();
prov.Initialize (null, null);
// defaults, uninitialized
Assert.AreEqual ("LocalFileSettingsProvider", prov.Name, "A1");
Assert.AreEqual ("", prov.ApplicationName, "A2");
prov = new LocalFileSettingsProvider ();
NameValueCollection nv = new NameValueCollection ();
nv.Add ("applicationName", "appName");
prov.Initialize ("hi", nv);
// As these lines below shows, Initialize() behavior is unpredictable. Here I just comment out them and fix run-test-ondotnet tests.
//Assert.AreEqual ("hi", prov.Name, "A3");
//Assert.AreEqual ("hi", prov.Description, "A3.5");
//Assert.AreEqual ("", prov.ApplicationName, "A4");
}
void CreateSettingsProperty (PropertyInfo prop, SettingsPropertyCollection properties, ref LocalFileSettingsProvider local_provider)
{
SettingsAttributeDictionary dict = new SettingsAttributeDictionary ();
SettingsProvider provider = null;
object defaultValue = null;
SettingsSerializeAs serializeAs = SettingsSerializeAs.String;
bool explicitSerializeAs = false;
foreach (Attribute a in prop.GetCustomAttributes (false)) {
/* the attributes we handle natively here */
if (a is SettingsProviderAttribute) {
Type provider_type = Type.GetType (((SettingsProviderAttribute)a).ProviderTypeName);
provider = (SettingsProvider) Activator.CreateInstance (provider_type);
provider.Initialize (null, null);
}
else if (a is DefaultSettingValueAttribute) {
defaultValue = ((DefaultSettingValueAttribute)a).Value;
}
else if (a is SettingsSerializeAsAttribute) {
serializeAs = ((SettingsSerializeAsAttribute)a).SerializeAs;
explicitSerializeAs = true;
}
else if (a is ApplicationScopedSettingAttribute ||
a is UserScopedSettingAttribute) {
dict.Add (a.GetType(), a);
}
else {
dict.Add (a.GetType(), a);
}
}
if (!explicitSerializeAs) {
// DefaultValue is a string and if we can't convert from string to the
// property type then the only other option left is for the string to
// be XML.
//
TypeConverter converter = TypeDescriptor.GetConverter (prop.PropertyType);
if (converter != null &&
(!converter.CanConvertFrom (typeof (string)) ||
!converter.CanConvertTo (typeof (string))))
serializeAs = SettingsSerializeAs.Xml;
}
SettingsProperty setting =
new SettingsProperty (prop.Name, prop.PropertyType, provider, false /* XXX */,
defaultValue /* XXX always a string? */, serializeAs, dict,
false, false);
if (providerService != null)
setting.Provider = providerService.GetSettingsProvider (setting);
if (provider == null) {
if (local_provider == null) {
local_provider = new LocalFileSettingsProvider ();
local_provider.Initialize (null, null);
}
setting.Provider = local_provider;
// .NET ends up to set this to providers.
provider = local_provider;
}
if (provider != null) {
/* make sure we're using the same instance of a
given provider across multiple properties */
SettingsProvider p = Providers[provider.Name];
if (p != null)
setting.Provider = p;
}
properties.Add (setting);
if (setting.Provider != null && Providers [setting.Provider.Name] == null)
Providers.Add (setting.Provider);
}
void CreateSettingsProperty(PropertyInfo prop, SettingsPropertyCollection properties, ref SettingsProvider local_provider)
{
SettingsAttributeDictionary dict = new SettingsAttributeDictionary();
SettingsProvider provider = null;
object defaultValue = null;
SettingsSerializeAs serializeAs = SettingsSerializeAs.String;
bool explicitSerializeAs = false;
foreach (Attribute a in prop.GetCustomAttributes(false))
{
/* the attributes we handle natively here */
if (a is SettingsProviderAttribute)
{
var providerTypeName = ((SettingsProviderAttribute)a).ProviderTypeName;
Type provider_type = Type.GetType(providerTypeName);
if (provider_type == null) // Type failed to find the type by name
{
var typeNameParts = providerTypeName.Split('.');
if (typeNameParts.Length > 1) //Load the assembly that providerTypeName claims
{
var assy = Assembly.Load(typeNameParts[0]);
if (assy != null)
{
provider_type = assy.GetType(providerTypeName); //try to get the type from that Assembly
}
}
}
provider = (SettingsProvider)Activator.CreateInstance(provider_type);
provider.Initialize(null, null);
}
else if (a is DefaultSettingValueAttribute)
{
defaultValue = ((DefaultSettingValueAttribute)a).Value;
}
else if (a is SettingsSerializeAsAttribute)
{
serializeAs = ((SettingsSerializeAsAttribute)a).SerializeAs;
explicitSerializeAs = true;
}
else if (a is ApplicationScopedSettingAttribute ||
a is UserScopedSettingAttribute)
{
dict.Add(a.GetType(), a);
}
else
{
dict.Add(a.GetType(), a);
}
}
if (!explicitSerializeAs)
{
// DefaultValue is a string and if we can't convert from string to the
// property type then the only other option left is for the string to
// be XML.
//
TypeConverter converter = TypeDescriptor.GetConverter(prop.PropertyType);
if (converter != null &&
(!converter.CanConvertFrom(typeof(string)) ||
!converter.CanConvertTo(typeof(string))))
{
serializeAs = SettingsSerializeAs.Xml;
}
}
SettingsProperty setting =
new SettingsProperty(prop.Name, prop.PropertyType, provider, false /* XXX */,
defaultValue /* XXX always a string? */, serializeAs, dict,
false, false);
if (providerService != null)
{
setting.Provider = providerService.GetSettingsProvider(setting);
}
if (provider == null)
{
if (local_provider == null)
{
local_provider = new LocalFileSettingsProvider() as SettingsProvider;
local_provider.Initialize(null, null);
}
setting.Provider = local_provider;
// .NET ends up to set this to providers.
provider = local_provider;
}
if (provider != null)
{
/* make sure we're using the same instance of a
* given provider across multiple properties */
SettingsProvider p = Providers[provider.Name];
if (p != null)
{
setting.Provider = p;
}
}
properties.Add(setting);
if (setting.Provider != null && Providers [setting.Provider.Name] == null)
{
Providers.Add(setting.Provider);
}
}
public void GetUserScopedPropertyValues ()
{
SettingsAttributeDictionary dict = new SettingsAttributeDictionary ();
UserScopedSettingAttribute attr = new UserScopedSettingAttribute ();
dict.Add (attr.GetType(), attr);
LocalFileSettingsProvider prov = new LocalFileSettingsProvider ();
SettingsContext ctx = new SettingsContext ();
SettingsProperty p = new SettingsProperty ("property",
typeof (int),
prov,
false,
10,
SettingsSerializeAs.Binary,
dict,
false,
false);
SettingsPropertyCollection col = new SettingsPropertyCollection ();
SettingsPropertyValueCollection vals;
col.Add (p);
prov.Initialize (null, null);
vals = prov.GetPropertyValues (ctx, col);
Assert.IsNotNull (vals, "A1");
Assert.AreEqual (1, vals.Count, "A2");
}
void CreateSettingsProperty(PropertyInfo prop, SettingsPropertyCollection properties, ref LocalFileSettingsProvider local_provider)
{
SettingsAttributeDictionary dict = new SettingsAttributeDictionary();
SettingsProvider provider = null;
object defaultValue = null;
SettingsSerializeAs serializeAs = SettingsSerializeAs.String;
foreach (Attribute a in prop.GetCustomAttributes(false))
{
/* the attributes we handle natively here */
if (a is SettingsProviderAttribute)
{
Type provider_type = Type.GetType(((SettingsProviderAttribute)a).ProviderTypeName);
provider = (SettingsProvider)Activator.CreateInstance(provider_type);
provider.Initialize(null, null);
}
else if (a is DefaultSettingValueAttribute)
{
defaultValue = ((DefaultSettingValueAttribute)a).Value; /* XXX this is a string.. do we convert? */
// note: for StringCollection, TypeDescriptor.GetConverter(prop.PropertyType) returns
// CollectionConverter, however this class cannot handle the XML serialized strings
if (prop.PropertyType == typeof(StringCollection))
{
XmlSerializer xs = new XmlSerializer(typeof(string[]));
string[] values = (string[])xs.Deserialize(new StringReader((string)defaultValue));
StringCollection sc = new StringCollection();
sc.AddRange(values);
defaultValue = sc;
}
else if (prop.PropertyType != typeof(string))
{
defaultValue = TypeDescriptor.GetConverter(prop.PropertyType).ConvertFromString((string)defaultValue);
}
}
else if (a is SettingsSerializeAsAttribute)
{
serializeAs = ((SettingsSerializeAsAttribute)a).SerializeAs;
}
else if (a is ApplicationScopedSettingAttribute ||
a is UserScopedSettingAttribute)
{
dict.Add(a.GetType(), a);
}
else
{
dict.Add(a.GetType(), a);
}
}
SettingsProperty setting =
new SettingsProperty(prop.Name, prop.PropertyType, provider, false /* XXX */,
defaultValue /* XXX always a string? */, serializeAs, dict,
false, false);
if (providerService != null)
{
setting.Provider = providerService.GetSettingsProvider(setting);
}
if (provider == null)
{
if (local_provider == null)
{
local_provider = new LocalFileSettingsProvider();
local_provider.Initialize(null, null);
}
setting.Provider = local_provider;
// .NET ends up to set this to providers.
provider = local_provider;
}
if (provider != null)
{
/* make sure we're using the same instance of a
* given provider across multiple properties */
SettingsProvider p = Providers[provider.Name];
if (p != null)
{
setting.Provider = p;
}
}
properties.Add(setting);
if (setting.Provider != null && Providers [setting.Provider.Name] == null)
{
Providers.Add(setting.Provider);
}
}
