public static TemplateAsset AddTemplateInstance(
this VisualTreeAsset vta, VisualElementAsset parent, string path)
{
var templateName = vta.GetTemplateNameFromPath(path);
if (!vta.TemplateExists(templateName))
{
var resolvedAsset = AssetDatabase.LoadAssetAtPath <VisualTreeAsset>(path);
if (resolvedAsset)
{
vta.RegisterTemplate(templateName, resolvedAsset);
}
else
{
vta.RegisterTemplate(templateName, path);
}
}
var templateAsset = new TemplateAsset(templateName, BuilderConstants.UxmlInstanceTypeName);
VisualTreeAssetUtilities.InitializeElement(templateAsset);
templateAsset.AddProperty("template", templateName);
return(VisualTreeAssetUtilities.AddElementToDocument(vta, templateAsset, parent) as TemplateAsset);
}
public static void Swallow(this VisualTreeAsset vta, VisualElementAsset parent, VisualTreeAsset other)
{
var otherIdToChildren = VisualTreeAssetUtilities.GenerateIdToChildren(other);
if (parent == null)
{
parent = vta.GetRootUXMLElement();
}
var nextOrderInDocument = (vta.visualElementAssets.Count + vta.templateAssets.Count) * BuilderConstants.VisualTreeAssetOrderIncrement;
var assetsList = new List <VisualElementAsset>();
assetsList.AddRange(other.visualElementAssets);
assetsList.AddRange(other.templateAssets);
assetsList = assetsList.OrderBy(x => x.orderInDocument).ToList();
foreach (var asset in assetsList)
{
if (other.IsRootUXMLElement(asset))
{
continue;
}
ReinitElementWithNewParentAsset(
vta, parent, other, otherIdToChildren, asset, ref nextOrderInDocument);
}
foreach (var vea in other.visualElementAssets)
{
if (other.IsRootUXMLElement(vea))
{
continue;
}
vta.visualElementAssets.Add(vea);
}
foreach (var vea in other.templateAssets)
{
if (!vta.TemplateExists(vea.templateAlias))
{
vta.RegisterTemplate(vea.templateAlias, other.ResolveTemplate(vea.templateAlias));
}
vta.templateAssets.Add(vea);
}
VisualTreeAssetUtilities.ReOrderDocument(vta);
}
VisualElementAsset ResolveType(XElement elt, VisualTreeAsset visualTreeAsset)
{
string elementNamespaceName = elt.Name.NamespaceName;
if (elementNamespaceName.StartsWith("UnityEditor.Experimental.UIElements") ||
elementNamespaceName.StartsWith("UnityEngine.Experimental.UIElements"))
{
elementNamespaceName = elementNamespaceName.Replace(".Experimental.UIElements", ".UIElements");
}
var fullName = String.IsNullOrEmpty(elementNamespaceName)
? elt.Name.LocalName
: elementNamespaceName + "." + elt.Name.LocalName;
if (UxmlObjectFactoryRegistry.factories.ContainsKey(fullName))
{
return(new UxmlObjectAsset(fullName));
}
if (elt.Name.LocalName == k_TemplateInstanceNode && elementNamespaceName == typeof(TemplateContainer).Namespace)
{
XAttribute sourceAttr = elt.Attribute(k_TemplateInstanceSourceAttr);
if (sourceAttr == null || String.IsNullOrEmpty(sourceAttr.Value))
{
LogError(visualTreeAsset,
ImportErrorType.Semantic,
ImportErrorCode.TemplateInstanceHasEmptySource,
null,
elt);
return(null);
}
string templateName = sourceAttr.Value;
if (!visualTreeAsset.TemplateExists(templateName))
{
LogError(visualTreeAsset,
ImportErrorType.Semantic,
ImportErrorCode.UnknownTemplate,
templateName,
elt);
return(null);
}
return(new TemplateAsset(templateName, fullName));
}
return(new VisualElementAsset(fullName));
}
public static TemplateAsset AddTemplateInstance(
this VisualTreeAsset vta, VisualElementAsset parent, string path)
{
var templateName = vta.GetTemplateNameFromPath(path);
if (!vta.TemplateExists(templateName))
vta.RegisterTemplate(templateName, path);
#if UNITY_2019_4
var templateAsset = new TemplateAsset(templateName);
#else
var templateAsset = new TemplateAsset(templateName, BuilderConstants.UxmlInstanceTypeName);
#endif
VisualTreeAssetUtilities.InitializeElement(templateAsset);
templateAsset.AddProperty("template", templateName);
return VisualTreeAssetUtilities.AddElementToDocument(vta, templateAsset, parent) as TemplateAsset;
}
private static VisualElementAsset ResolveType(XElement elt, VisualTreeAsset visualTreeAsset)
{
VisualElementAsset vea = null;
if (elt.Name.LocalName == k_TemplateInstanceNode && elt.Name.NamespaceName == "UnityEngine.Experimental.UIElements")
{
XAttribute sourceAttr = elt.Attribute(k_TemplateInstanceSourceAttr);
if (sourceAttr == null || String.IsNullOrEmpty(sourceAttr.Value))
{
logger.LogError(ImportErrorType.Semantic, ImportErrorCode.TemplateInstanceHasEmptySource, null, Error.Level.Fatal, elt);
}
else
{
string templateName = sourceAttr.Value;
if (!visualTreeAsset.TemplateExists(templateName))
{
logger.LogError(ImportErrorType.Semantic, ImportErrorCode.UnknownTemplate, templateName, Error.Level.Fatal, elt);
}
else
{
vea = new TemplateAsset(templateName);
}
}
}
else
{
string fullName = String.IsNullOrEmpty(elt.Name.NamespaceName)
? elt.Name.LocalName
: elt.Name.NamespaceName + "." + elt.Name.LocalName;
// HACK: wait for Theo's PR OR go with that
if (fullName == "UnityEngine.Experimental.UIElements.VisualContainer")
{
Debug.LogWarning("VisualContainer is obsolete, use VisualElement now");
fullName = typeof(VisualElement).FullName;
}
vea = new VisualElementAsset(fullName);
}
return(vea);
}
VisualElementAsset ResolveType(XElement elt, VisualTreeAsset visualTreeAsset)
{
VisualElementAsset vea = null;
string elementNamespaceName = elt.Name.NamespaceName;
if (elementNamespaceName.StartsWith("UnityEditor.Experimental.UIElements") || elementNamespaceName.StartsWith("UnityEngine.Experimental.UIElements"))
{
elementNamespaceName = elementNamespaceName.Replace(".Experimental.UIElements", ".UIElements");
}
if (elt.Name.LocalName == k_TemplateInstanceNode && elementNamespaceName == "UnityEngine.UIElements")
{
XAttribute sourceAttr = elt.Attribute(k_TemplateInstanceSourceAttr);
if (sourceAttr == null || String.IsNullOrEmpty(sourceAttr.Value))
{
logger.LogError(ImportErrorType.Semantic, ImportErrorCode.TemplateInstanceHasEmptySource, null, Error.Level.Fatal, elt);
}
else
{
string templateName = sourceAttr.Value;
if (!visualTreeAsset.TemplateExists(templateName))
{
logger.LogError(ImportErrorType.Semantic, ImportErrorCode.UnknownTemplate, templateName, Error.Level.Fatal, elt);
}
else
{
vea = new TemplateAsset(templateName);
}
}
}
else
{
string fullName = String.IsNullOrEmpty(elementNamespaceName)
? elt.Name.LocalName
: elementNamespaceName + "." + elt.Name.LocalName;
vea = new VisualElementAsset(fullName);
}
return(vea);
}
public static void Swallow(this VisualTreeAsset vta, VisualElementAsset parent, VisualTreeAsset other)
{
var otherIdToChildren = VisualTreeAssetUtilities.GenerateIdToChildren(other);
if (parent == null)
{
parent = vta.GetRootUXMLElement();
}
var nextOrderInDocument = (vta.visualElementAssets.Count + vta.templateAssets.Count) * BuilderConstants.VisualTreeAssetOrderIncrement;
foreach (var vea in other.visualElementAssets)
{
if (other.IsRootUXMLElement(vea))
{
continue;
}
ReinitElementWithNewParentAsset(
vta, parent, other, otherIdToChildren, vea, ref nextOrderInDocument);
vta.visualElementAssets.Add(vea);
}
foreach (var vea in other.templateAssets)
{
ReinitElementWithNewParentAsset(
vta, parent, other, otherIdToChildren, vea, ref nextOrderInDocument);
if (!vta.TemplateExists(vea.templateAlias))
{
var path = other.GetPathFromTemplateName(vea.templateAlias);
vta.RegisterTemplate(vea.templateAlias, path);
}
vta.templateAssets.Add(vea);
}
VisualTreeAssetUtilities.ReOrderDocument(vta);
}
VisualElementAsset ResolveType(XElement elt, VisualTreeAsset visualTreeAsset)
{
var(elementNamespaceName, fullName) = ResolveFullType(elt);
if (UxmlObjectFactoryRegistry.factories.ContainsKey(fullName))
{
return(new UxmlObjectAsset(fullName));
}
if (elt.Name.LocalName == k_TemplateInstanceNode && elementNamespaceName == typeof(TemplateContainer).Namespace)
{
XAttribute sourceAttr = elt.Attribute(k_TemplateInstanceSourceAttr);
if (sourceAttr == null || String.IsNullOrEmpty(sourceAttr.Value))
{
LogError(visualTreeAsset,
ImportErrorType.Semantic,
ImportErrorCode.TemplateInstanceHasEmptySource,
null,
elt);
return(null);
}
string templateName = sourceAttr.Value;
if (!visualTreeAsset.TemplateExists(templateName))
{
LogError(visualTreeAsset,
ImportErrorType.Semantic,
ImportErrorCode.UnknownTemplate,
templateName,
elt);
return(null);
}
return(new TemplateAsset(templateName, fullName));
}
return(new VisualElementAsset(fullName));
}
void LoadTemplateNode(VisualTreeAsset vta, XElement elt, XElement child)
{
bool hasPath = false;
bool hasSrc = false;
string name = null;
string path = null;
string src = null;
foreach (var xAttribute in child.Attributes())
{
switch (xAttribute.Name.LocalName)
{
case k_GenericPathAttr:
hasPath = true;
path = xAttribute.Value;
break;
case k_GenericSrcAttr:
hasSrc = true;
src = xAttribute.Value;
break;
case k_TemplateNameAttr:
name = xAttribute.Value;
if (String.IsNullOrEmpty(name))
{
logger.LogError(ImportErrorType.Semantic,
ImportErrorCode.TemplateHasEmptyName,
child,
Error.Level.Fatal,
child
);
}
break;
default:
logger.LogError(ImportErrorType.Semantic,
ImportErrorCode.UnknownAttribute,
xAttribute.Name.LocalName,
Error.Level.Fatal,
child
);
break;
}
}
if (hasPath == hasSrc)
{
logger.LogError(ImportErrorType.Semantic,
hasPath ? ImportErrorCode.TemplateSrcAndPathBothSpecified : ImportErrorCode.TemplateMissingPathOrSrcAttribute,
null,
Error.Level.Fatal,
elt
);
return;
}
if (String.IsNullOrEmpty(name))
{
name = Path.GetFileNameWithoutExtension(path);
}
if (vta.TemplateExists(name))
{
logger.LogError(ImportErrorType.Semantic,
ImportErrorCode.DuplicateTemplateName,
name,
Error.Level.Fatal,
elt
);
return;
}
if (hasPath)
{
vta.RegisterTemplate(name, path);
}
else if (hasSrc)
{
string errorMessage, projectRelativePath;
URIValidationResult result = URIHelpers.ValidAssetURL(assetPath, src, out errorMessage, out projectRelativePath);
if (result != URIValidationResult.OK)
{
logger.LogError(ImportErrorType.Semantic, ConvertErrorCode(result), errorMessage, Error.Level.Fatal, elt);
}
else
{
Object asset = DeclareDependencyAndLoad(projectRelativePath);
if (asset is VisualTreeAsset)
{
vta.RegisterTemplate(name, asset as VisualTreeAsset);
}
else
{
logger.LogError(ImportErrorType.Semantic, ImportErrorCode.ReferenceInvalidAssetType, projectRelativePath, Error.Level.Fatal, elt);
}
}
}
}
void LoadTemplateNode(VisualTreeAsset vta, XElement elt, XElement child)
{
bool hasPath = false;
string name = null;
string path = null;
foreach (var xAttribute in child.Attributes())
{
switch (xAttribute.Name.LocalName)
{
case k_TemplatePathAttr:
hasPath = true;
path = xAttribute.Value;
break;
case k_TemplateNameAttr:
name = xAttribute.Value;
if (String.IsNullOrEmpty(name))
{
logger.LogError(ImportErrorType.Semantic,
ImportErrorCode.TemplateHasEmptyName,
child,
Error.Level.Fatal,
child
);
}
break;
default:
logger.LogError(ImportErrorType.Semantic,
ImportErrorCode.UnknownAttribute,
xAttribute.Name.LocalName,
Error.Level.Fatal,
child
);
break;
}
}
if (!hasPath)
{
logger.LogError(ImportErrorType.Semantic,
ImportErrorCode.MissingPathAttributeOnTemplate,
null,
Error.Level.Fatal,
elt
);
return;
}
if (String.IsNullOrEmpty(name))
{
name = Path.GetFileNameWithoutExtension(path);
}
if (vta.TemplateExists(name))
{
logger.LogError(ImportErrorType.Semantic,
ImportErrorCode.DuplicateTemplateName,
name,
Error.Level.Fatal,
elt
);
return;
}
vta.RegisterTemplate(name, path);
}
void LoadTemplateNode(VisualTreeAsset vta, XElement elt, XElement child)
{
bool hasPath = false;
bool hasSrc = false;
string name = null;
string path = null;
string src = null;
foreach (var xAttribute in child.Attributes())
{
switch (xAttribute.Name.LocalName)
{
case k_GenericPathAttr:
hasPath = true;
path = xAttribute.Value;
break;
case k_GenericSrcAttr:
hasSrc = true;
src = xAttribute.Value;
break;
case k_TemplateNameAttr:
name = xAttribute.Value;
if (String.IsNullOrEmpty(name))
{
LogError(vta,
ImportErrorType.Semantic,
ImportErrorCode.TemplateHasEmptyName,
child,
child
);
}
break;
default:
LogError(vta,
ImportErrorType.Semantic,
ImportErrorCode.UnknownAttribute,
xAttribute.Name.LocalName,
child
);
break;
}
}
if (hasPath == hasSrc)
{
LogError(vta,
ImportErrorType.Semantic,
hasPath ? ImportErrorCode.TemplateSrcAndPathBothSpecified : ImportErrorCode.TemplateMissingPathOrSrcAttribute,
null,
elt
);
return;
}
if (String.IsNullOrEmpty(name))
{
name = Path.GetFileNameWithoutExtension(path);
}
if (vta.TemplateExists(name))
{
LogError(vta,
ImportErrorType.Semantic,
ImportErrorCode.DuplicateTemplateName,
name,
elt
);
return;
}
if (hasPath)
{
vta.RegisterTemplate(name, path);
}
else if (hasSrc)
{
var response = URIHelpers.ValidateAssetURL(assetPath, src);
var result = response.result;
var projectRelativePath = response.resolvedProjectRelativePath;
if (response.hasWarningMessage)
{
logger.LogError(ImportErrorType.Semantic, ImportErrorCode.ReferenceInvalidURIProjectAssetPath,
response.warningMessage, Error.Level.Warning, elt);
}
if (result != URIValidationResult.OK)
{
LogError(vta, ImportErrorType.Semantic, ConvertErrorCode(result), response.errorToken, elt);
}
else
{
var asset = response.resolvedQueryAsset;
if (asset && m_Context != null)
{
m_Context.DependsOnSourceAsset(projectRelativePath);
}
else
{
asset = DeclareDependencyAndLoad(projectRelativePath);
}
if (asset is VisualTreeAsset treeAsset)
{
vta.RegisterTemplate(name, treeAsset);
}
else
{
LogError(vta, ImportErrorType.Semantic, ImportErrorCode.ReferenceInvalidAssetType, projectRelativePath, elt);
}
}
}
}
void LoadTemplateNode(VisualTreeAsset vta, XElement elt, XElement child)
{
bool hasPath = false;
bool hasSrc = false;
string name = null;
string path = null;
string src = null;
foreach (var xAttribute in child.Attributes())
{
switch (xAttribute.Name.LocalName)
{
case k_GenericPathAttr:
hasPath = true;
path = xAttribute.Value;
break;
case k_GenericSrcAttr:
hasSrc = true;
src = xAttribute.Value;
break;
case k_TemplateNameAttr:
name = xAttribute.Value;
if (String.IsNullOrEmpty(name))
{
LogError(vta,
ImportErrorType.Semantic,
ImportErrorCode.TemplateHasEmptyName,
child,
child
);
}
break;
default:
LogError(vta,
ImportErrorType.Semantic,
ImportErrorCode.UnknownAttribute,
xAttribute.Name.LocalName,
child
);
break;
}
}
if (hasPath == hasSrc)
{
LogError(vta,
ImportErrorType.Semantic,
hasPath ? ImportErrorCode.TemplateSrcAndPathBothSpecified : ImportErrorCode.TemplateMissingPathOrSrcAttribute,
null,
elt
);
return;
}
if (String.IsNullOrEmpty(name))
{
name = Path.GetFileNameWithoutExtension(path);
}
if (vta.TemplateExists(name))
{
LogError(vta,
ImportErrorType.Semantic,
ImportErrorCode.DuplicateTemplateName,
name,
elt
);
return;
}
if (hasPath)
{
vta.RegisterTemplate(name, path);
}
else if (hasSrc)
{
var(validationResponse, asset) = ValidateAndLoadResource(elt, vta, src);
if (validationResponse.result == URIValidationResult.OK)
{
if (asset is VisualTreeAsset treeAsset)
{
vta.RegisterTemplate(name, treeAsset);
}
else
{
LogError(vta, ImportErrorType.Semantic, ImportErrorCode.ReferenceInvalidAssetType, validationResponse.resolvedProjectRelativePath, elt);
}
}
}
}