/// <summary>
/// Used by dependency sort algorithm.
/// </summary>
private static void Visit(ViewTypeData viewTypeData, List <ViewTypeData> sorted, string dependencyChain)
{
if (viewTypeData.TemporaryMark)
{
// cyclical dependency detected
throw new Exception(String.Format("Cyclical dependency {0}{1} detected.", dependencyChain, viewTypeData.ViewName));
}
else if (!viewTypeData.PermanentMark)
{
viewTypeData.TemporaryMark = true;
foreach (var dependency in viewTypeData.Dependencies)
{
Visit(dependency, sorted, String.Format("{0}{1}->", dependencyChain, viewTypeData.ViewName));
}
viewTypeData.TemporaryMark = false;
viewTypeData.PermanentMark = true;
// add element to list
sorted.Add(viewTypeData);
}
}
/// <summary>
/// Loads XUML to view database.
/// </summary>
private static void LoadViewXuml(XElement xumlElement, string xuml)
{
var viewPresenter = ViewPresenter.Instance;
viewPresenter.ViewTypeDataList.RemoveAll(x => String.Equals(x.ViewName, xumlElement.Name.LocalName, StringComparison.OrdinalIgnoreCase));
var viewTypeData = new ViewTypeData();
viewPresenter.ViewTypeDataList.Add(viewTypeData);
viewTypeData.Xuml = xuml;
viewTypeData.XumlElement = xumlElement;
viewTypeData.ViewName = xumlElement.Name.LocalName;
// set dependency names
foreach (var descendant in xumlElement.Descendants())
{
if (!viewTypeData.DependencyNames.Contains(descendant.Name.LocalName, StringComparer.OrdinalIgnoreCase))
{
viewTypeData.DependencyNames.Add(descendant.Name.LocalName);
}
}
// set view type
var type = GetViewType(viewTypeData.ViewName);
if (type == null)
{
type = typeof(View);
}
// set if view is internal
viewTypeData.HideInPresenter = type.GetCustomAttributes(typeof(HideInPresenter), false).Any();
// set view action fields
var viewActionType = typeof(ViewAction);
var actionFields = type.GetFields().Where(x => x.FieldType == viewActionType).Select(y => y.Name);
viewTypeData.ViewActionFields.AddRange(actionFields);
// set dependency fields
var viewFieldBaseType = typeof(ViewFieldBase);
var dependencyFields = type.GetFields().Where(x => viewFieldBaseType.IsAssignableFrom(x.FieldType)).Select(y => y.Name);
viewTypeData.DependencyFields.AddRange(dependencyFields);
// set component fields
var componentType = typeof(Component);
var baseViewType = typeof(View);
var componentFields = type.GetFields().Where(x => componentType.IsAssignableFrom(x.FieldType) &&
!baseViewType.IsAssignableFrom(x.FieldType)).Select(y => y.Name);
viewTypeData.ComponentFields.AddRange(componentFields);
// set reference fields
var referenceFields = type.GetFields().Where(x => baseViewType.IsAssignableFrom(x.FieldType) &&
x.Name != "Parent" && x.Name != "LayoutParent").Select(y => y.Name);
viewTypeData.ReferenceFields.AddRange(referenceFields);
viewTypeData.ReferenceFields.Add("GameObject");
// set excluded component fields
var excludedComponentFields = type.GetCustomAttributes(typeof(ExcludeComponent), true);
viewTypeData.ExcludedComponentFields.AddRange(excludedComponentFields.Select(x => (x as ExcludeComponent).ComponentFieldName));
// set mapped fields and their converters and change handlers
var mapFields = type.GetFields().SelectMany(x => x.GetCustomAttributes(typeof(MapViewField), true));
var mapClassFields = type.GetCustomAttributes(typeof(MapViewField), true);
viewTypeData.MapViewFields.AddRange(mapFields.Select(x => (x as MapViewField).MapFieldData));
viewTypeData.MapViewFields.AddRange(mapClassFields.Select(x => (x as MapViewField).MapFieldData));
// .. add mapped dependency fields
foreach (var field in type.GetFields())
{
var mapTo = field.GetCustomAttributes(typeof(MapTo), true).FirstOrDefault() as MapTo;
if (mapTo == null)
{
continue;
}
mapTo.MapFieldData.From = field.Name;
viewTypeData.MapViewFields.Add(mapTo.MapFieldData);
}
// .. init change handlers and value converters
foreach (var mapField in viewTypeData.MapViewFields)
{
if (mapField.ValueConverterTypeSet)
{
viewTypeData.ViewFieldConverters.Add(new ViewFieldConverterData {
ValueConverterType = mapField.ValueConverterType, ViewField = mapField.To
});
}
if (mapField.ChangeHandlerNameSet)
{
viewTypeData.ViewFieldChangeHandlers.Add(new ViewFieldChangeHandler
{
ChangeHandlerName = mapField.ChangeHandlerName,
ViewField = mapField.To,
TriggerImmediately = mapField.TriggerChangeHandlerImmediately
});
}
}
// set view field converters and change handlers
foreach (var field in type.GetFields())
{
var valueConverter = field.GetCustomAttributes(typeof(ValueConverter), true).FirstOrDefault();
if (valueConverter != null)
{
viewTypeData.ViewFieldConverters.Add(new ViewFieldConverterData {
ViewField = field.Name, ValueConverterType = valueConverter.GetType().Name
});
}
var changeHandler = field.GetCustomAttributes(typeof(ChangeHandler), true).FirstOrDefault() as ChangeHandler;
if (changeHandler != null)
{
viewTypeData.ViewFieldChangeHandlers.Add(new ViewFieldChangeHandler {
ViewField = field.Name, ChangeHandlerName = changeHandler.Name, TriggerImmediately = changeHandler.TriggerImmediately
});
}
var notNotSetFromXuml = field.GetCustomAttributes(typeof(NotSetFromXuml), true).FirstOrDefault() as NotSetFromXuml;
if (notNotSetFromXuml != null)
{
viewTypeData.FieldsNotSetFromXuml.Add(field.Name);
}
var genericViewField = field.GetCustomAttributes(typeof(GenericViewField), true).FirstOrDefault();
if (genericViewField != null)
{
viewTypeData.GenericViewFields.Add(field.Name);
}
}
// get the normal fields that aren't mapped
var fields = type.GetFields().Where(x =>
!viewTypeData.FieldsNotSetFromXuml.Contains(x.Name) &&
!viewTypeData.ReferenceFields.Contains(x.Name) &&
!viewTypeData.ComponentFields.Contains(x.Name) &&
!viewTypeData.ViewActionFields.Contains(x.Name) &&
!viewTypeData.DependencyFields.Contains(x.Name) &&
!x.IsStatic
).Select(y => y.Name);
var properties = type.GetProperties().Where(x =>
!viewTypeData.FieldsNotSetFromXuml.Contains(x.Name) &&
!viewTypeData.ReferenceFields.Contains(x.Name) &&
!viewTypeData.ComponentFields.Contains(x.Name) &&
!viewTypeData.ViewActionFields.Contains(x.Name) &&
!viewTypeData.DependencyFields.Contains(x.Name) &&
#if !UNITY_WINRT || UNITY_WINRT_10_0 || UNITY_EDITOR
x.GetSetMethod() != null &&
x.GetGetMethod() != null &&
#endif
x.Name != "enabled" &&
x.Name != "useGUILayout" &&
x.Name != "tag" &&
x.Name != "hideFlags" &&
x.Name != "name"
).Select(y => y.Name);
viewTypeData.ViewFields.AddRange(fields);
viewTypeData.ViewFields.AddRange(properties);
}
/// <summary>
/// Loads XUML to view database.
/// </summary>
private static void LoadViewXuml(XElement xumlElement, string xuml)
{
var viewPresenter = ViewPresenter.Instance;
viewPresenter.ViewTypeDataList.RemoveAll(x => String.Equals(x.ViewTypeName, xumlElement.Name.LocalName, StringComparison.OrdinalIgnoreCase));
var viewTypeData = new ViewTypeData();
viewPresenter.ViewTypeDataList.Add(viewTypeData);
viewTypeData.Xuml = xuml;
viewTypeData.XumlElement = xumlElement;
viewTypeData.ViewTypeName = xumlElement.Name.LocalName;
viewTypeData.ViewNameAliases.Add(viewTypeData.ViewTypeName);
// set dependency names
foreach (var descendant in xumlElement.Descendants())
{
if (!viewTypeData.DependencyNames.Contains(descendant.Name.LocalName, StringComparer.OrdinalIgnoreCase))
{
viewTypeData.DependencyNames.Add(descendant.Name.LocalName);
}
}
// set view type
var type = GetViewType(viewTypeData.ViewTypeName);
if (type == null)
{
type = typeof(View);
}
var typeFields = type.GetFields();
var typeFieldsCount = typeFields.Length;
// set if view is internal
viewTypeData.HideInPresenter = type.GetCustomAttributes(typeof(HideInPresenter), false).Any();
// set view action fields
var viewActionType = typeof(ViewAction);
var viewActionFields = viewTypeData.ViewActionFields;
for (var i = 0; i < typeFieldsCount; ++i)
{
var x = typeFields[i];
if (x.FieldType == viewActionType)
{
viewActionFields.Add(x.Name);
}
}
// set dependency fields
var viewFieldBaseType = typeof(ViewFieldBase);
var dependencyFields = viewTypeData.DependencyFields;
for (var i = 0; i < typeFieldsCount; ++i)
{
var x = typeFields[i];
if (viewFieldBaseType.IsAssignableFrom(x.FieldType))
{
dependencyFields.Add(x.Name);
}
}
// set component fields
var componentType = typeof(Component);
var baseViewType = typeof(View);
var componentFields = viewTypeData.ComponentFields;
for (var i = 0; i < typeFieldsCount; ++i)
{
var x = typeFields[i];
if (componentType.IsAssignableFrom(x.FieldType) && !baseViewType.IsAssignableFrom(x.FieldType))
{
componentFields.Add(x.Name);
}
}
// set reference fields
var referenceFields = viewTypeData.ReferenceFields;
for (var i = 0; i < typeFieldsCount; ++i)
{
var x = typeFields[i];
if (baseViewType.IsAssignableFrom(x.FieldType) && x.Name != "Parent" && x.Name != "LayoutParent")
{
referenceFields.Add(x.Name);
}
}
referenceFields.Add("GameObject");
// set excluded component fields
var excludedComponentFields = type.GetCustomAttributes(typeof(ExcludeComponent), true);
viewTypeData.ExcludedComponentFields.AddRange(excludedComponentFields.Select(x => (x as ExcludeComponent).ComponentFieldName));
// set view-model to view mappings
var viewNameAliases = type.GetCustomAttributes(typeof(ViewNameAlias), false);
viewTypeData.ViewNameAliases.AddRange(viewNameAliases.Select(x => (x as ViewNameAlias).ViewAlias));
// set view-model replacements
var replacesViewModel = type.GetCustomAttributes(typeof(ReplacesViewModel), false).FirstOrDefault();
if (replacesViewModel != null)
{
viewTypeData.ReplacesViewModel = (replacesViewModel as ReplacesViewModel).ViewTypeName;
}
// set mapped fields and their converters and change handlers
var mapFields = typeFields.SelectMany(x => x.GetCustomAttributes(typeof(MapViewField), true));
var mapClassFields = type.GetCustomAttributes(typeof(MapViewField), true);
viewTypeData.MapViewFields.AddRange(mapFields.Select(x => (x as MapViewField).MapFieldData));
viewTypeData.MapViewFields.AddRange(mapClassFields.Select(x => (x as MapViewField).MapFieldData));
// .. add mapped dependency fields
foreach (var field in typeFields)
{
var mapTo = field.GetCustomAttributes(typeof(MapTo), true).FirstOrDefault() as MapTo;
if (mapTo == null)
{
continue;
}
mapTo.MapFieldData.From = field.Name;
viewTypeData.MapViewFields.Add(mapTo.MapFieldData);
}
// ... see if any dependency fields are remapped
var remappedViewFields = type.GetCustomAttributes(typeof(RemappedField), true).Cast <RemappedField>();
foreach (var remappedViewField in remappedViewFields)
{
// add or update mapping of old dependency field so it points to the new one
var mappedDependencyFieldData = viewTypeData.MapViewFields.FirstOrDefault(x => String.Equals(x.From, remappedViewField.MapFieldData.From, StringComparison.OrdinalIgnoreCase));
if (mappedDependencyFieldData != null)
{
// update so it maps to the new dependency field
mappedDependencyFieldData.To = remappedViewField.MapFieldData.To;
mappedDependencyFieldData.ValueConverterType = remappedViewField.MapFieldData.ValueConverterType;
mappedDependencyFieldData.ValueConverterTypeSet = remappedViewField.MapFieldData.ValueConverterTypeSet;
mappedDependencyFieldData.ChangeHandlerName = remappedViewField.MapFieldData.ChangeHandlerName;
mappedDependencyFieldData.ChangeHandlerNameSet = remappedViewField.MapFieldData.ChangeHandlerNameSet;
mappedDependencyFieldData.TriggerChangeHandlerImmediately = remappedViewField.MapFieldData.TriggerChangeHandlerImmediately;
}
else
{
// add new mapped value
viewTypeData.MapViewFields.Add(remappedViewField.MapFieldData);
}
}
// .. init change handlers and value converters
foreach (var mapField in viewTypeData.MapViewFields)
{
if (mapField.ValueConverterTypeSet)
{
viewTypeData.ViewFieldConverters.Add(new ViewFieldConverterData {
ValueConverterType = mapField.ValueConverterType, ViewField = mapField.To
});
}
if (mapField.ChangeHandlerNameSet)
{
viewTypeData.ViewFieldChangeHandlers.Add(new ViewFieldChangeHandler
{
ChangeHandlerName = mapField.ChangeHandlerName,
ViewField = mapField.To,
TriggerImmediately = mapField.TriggerChangeHandlerImmediately
});
}
}
// set view field converters and change handlers
foreach (var field in typeFields)
{
var valueConverter = field.GetCustomAttributes(typeof(ValueConverter), true).FirstOrDefault();
if (valueConverter != null)
{
viewTypeData.ViewFieldConverters.Add(new ViewFieldConverterData {
ViewField = field.Name, ValueConverterType = valueConverter.GetType().Name
});
}
var changeHandler = field.GetCustomAttributes(typeof(ChangeHandler), true).FirstOrDefault() as ChangeHandler;
if (changeHandler != null)
{
viewTypeData.ViewFieldChangeHandlers.Add(new ViewFieldChangeHandler {
ViewField = field.Name, ChangeHandlerName = changeHandler.Name, TriggerImmediately = changeHandler.TriggerImmediately
});
}
var notNotSetFromXuml = field.GetCustomAttributes(typeof(NotSetFromXuml), true).FirstOrDefault() as NotSetFromXuml;
if (notNotSetFromXuml != null)
{
viewTypeData.FieldsNotSetFromXuml.Add(field.Name);
}
var genericViewField = field.GetCustomAttributes(typeof(GenericViewField), true).FirstOrDefault();
if (genericViewField != null)
{
viewTypeData.GenericViewFields.Add(field.Name);
}
// see if any component fields are replaced
var replacedComponentField = field.GetCustomAttributes(typeof(ReplacesComponentField), true).FirstOrDefault() as ReplacesComponentField;
if (replacedComponentField != null)
{
// when a component field is replaced we need to update the mappings of other fields so they point to the new component
foreach (var mappedField in viewTypeData.MapViewFields)
{
int indexOf = mappedField.To.IndexOf(replacedComponentField.ReplacedComponentField);
if (indexOf != 0)
{
continue;
}
mappedField.To = mappedField.To.ReplaceFirst(replacedComponentField.ReplacedComponentField, field.Name);
}
}
// see if any dependency fields are replaced
var replacedViewField = field.GetCustomAttributes(typeof(ReplacesDependencyField), true).FirstOrDefault() as ReplacesDependencyField;
if (replacedViewField != null)
{
// add or update mapping of old dependency field so it points to the new one
var mappedDependencyFieldData = viewTypeData.MapViewFields.FirstOrDefault(x => String.Equals(x.From, field.Name, StringComparison.OrdinalIgnoreCase));
if (mappedDependencyFieldData != null)
{
var oldMappedDependencyFieldData = viewTypeData.MapViewFields.FirstOrDefault(x => String.Equals(x.From, replacedViewField.ReplacedDependencyField, StringComparison.OrdinalIgnoreCase));
if (oldMappedDependencyFieldData != null)
{
// update so it maps to the new dependency field
oldMappedDependencyFieldData.To = mappedDependencyFieldData.To;
oldMappedDependencyFieldData.ValueConverterType = mappedDependencyFieldData.ValueConverterType;
oldMappedDependencyFieldData.ValueConverterTypeSet = mappedDependencyFieldData.ValueConverterTypeSet;
oldMappedDependencyFieldData.ChangeHandlerName = mappedDependencyFieldData.ChangeHandlerName;
oldMappedDependencyFieldData.ChangeHandlerNameSet = mappedDependencyFieldData.ChangeHandlerNameSet;
oldMappedDependencyFieldData.TriggerChangeHandlerImmediately = mappedDependencyFieldData.TriggerChangeHandlerImmediately;
}
else
{
// add new mapped value
var mapViewField = new MapViewFieldData();
mapViewField.From = replacedViewField.ReplacedDependencyField;
mapViewField.To = mappedDependencyFieldData.To;
mapViewField.ValueConverterType = mappedDependencyFieldData.ValueConverterType;
mapViewField.ValueConverterTypeSet = mappedDependencyFieldData.ValueConverterTypeSet;
mapViewField.ChangeHandlerName = mappedDependencyFieldData.ChangeHandlerName;
mapViewField.ChangeHandlerNameSet = mappedDependencyFieldData.ChangeHandlerNameSet;
mapViewField.TriggerChangeHandlerImmediately = mappedDependencyFieldData.TriggerChangeHandlerImmediately;
viewTypeData.MapViewFields.Add(mapViewField);
}
}
}
}
// get the normal fields that aren't mapped
var fields = typeFields.Where(x =>
!viewTypeData.FieldsNotSetFromXuml.Contains(x.Name) &&
!viewTypeData.ReferenceFields.Contains(x.Name) &&
!viewTypeData.ComponentFields.Contains(x.Name) &&
!viewTypeData.ViewActionFields.Contains(x.Name) &&
!viewTypeData.DependencyFields.Contains(x.Name) &&
!x.IsStatic
).Select(y => y.Name);
var properties = type.GetProperties().Where(x =>
!viewTypeData.FieldsNotSetFromXuml.Contains(x.Name) &&
!viewTypeData.ReferenceFields.Contains(x.Name) &&
!viewTypeData.ComponentFields.Contains(x.Name) &&
!viewTypeData.ViewActionFields.Contains(x.Name) &&
!viewTypeData.DependencyFields.Contains(x.Name) &&
#if !UNITY_WINRT || UNITY_WINRT_10_0 || UNITY_EDITOR
x.GetSetMethod() != null &&
x.GetGetMethod() != null &&
#endif
x.Name != "enabled" &&
x.Name != "useGUILayout" &&
x.Name != "tag" &&
x.Name != "hideFlags" &&
x.Name != "name"
).Select(y => y.Name);
viewTypeData.ViewFields.AddRange(fields);
viewTypeData.ViewFields.AddRange(properties);
}
