static void GenerateProjectContentTrees()
{
ProjectContentTree = new List <ITreeViewItem>();
ProjectContentTreeNoPackages = new List <ITreeViewItem>();
var fromProjectCategory = new BuilderLibraryTreeItem(BuilderConstants.LibraryAssetsSectionHeaderName, null, null, null)
{
IsHeader = true
};
s_ProjectAssetsScanner.ImportUxmlFromProject(fromProjectCategory, true);
ProjectContentTree.Add(fromProjectCategory);
var fromProjectCategoryNoPackages = new BuilderLibraryTreeItem(BuilderConstants.LibraryAssetsSectionHeaderName, null, null, null)
{
IsHeader = true
};
s_ProjectAssetsScanner.ImportUxmlFromProject(fromProjectCategoryNoPackages, false);
ProjectContentTreeNoPackages.Add(fromProjectCategoryNoPackages);
var customControlsCategory = new BuilderLibraryTreeItem(BuilderConstants.LibraryCustomControlsSectionHeaderName, null, null, null)
{
IsHeader = true
};
s_ProjectAssetsScanner.ImportFactoriesFromSource(customControlsCategory);
if (customControlsCategory.hasChildren)
{
ProjectContentTree.Add(customControlsCategory);
ProjectContentTreeNoPackages.Add(customControlsCategory);
}
}
protected override bool StartDrag(VisualElement target, Vector2 mousePosition, VisualElement pill)
{
m_LibraryItem =
target.GetProperty(BuilderConstants.LibraryItemLinkedManipulatorVEPropertyName)
as BuilderLibraryTreeItem;
if (m_LibraryItem == null)
{
return(false);
}
var isCurrentDocumentVisualTreeAsset = m_LibraryItem.sourceAsset == paneWindow.document.visualTreeAsset;
if (isCurrentDocumentVisualTreeAsset)
{
return(false);
}
m_MadeElement = m_LibraryItem.makeVisualElementCallback?.Invoke();
if (m_MadeElement == null)
{
return(false);
}
m_TooltipPreview.Disable();
return(true);
}
public void ImportUxmlFromProject(BuilderLibraryTreeItem projectCategory, bool includePackages)
{
var assets = AssetDatabase.FindAllAssets(m_SearchFilter);
var categoryStack = new List <BuilderLibraryTreeItem>();
foreach (var asset in assets)
{
var assetPath = AssetDatabase.GetAssetPath(asset.instanceID);
var prettyPath = assetPath;
prettyPath = Path.GetDirectoryName(prettyPath);
prettyPath = prettyPath.ConvertSeparatorsToUnity();
if (prettyPath.StartsWith("Packages/") && !includePackages)
{
continue;
}
if (prettyPath.StartsWith(BuilderConstants.UIBuilderPackageRootPath))
{
continue;
}
var split = prettyPath.Split('/');
AddCategoriesToStack(projectCategory, categoryStack, split);
var vta = asset.pptrValue as VisualTreeAsset;
var newItem = new BuilderLibraryTreeItem(asset.name + ".uxml", null, typeof(TemplateContainer),
() =>
{
if (vta == null)
{
return(null);
}
var tree = vta.CloneTree();
tree.SetProperty(BuilderConstants.LibraryItemLinkedTemplateContainerPathVEPropertyName, assetPath);
tree.name = vta.name;
return(tree);
},
(inVta, inParent, ve) =>
{
var vea = inVta.AddTemplateInstance(inParent, assetPath) as VisualElementAsset;
vea.AddProperty("name", vta.name);
ve.SetProperty(BuilderConstants.ElementLinkedInstancedVisualTreeAssetVEPropertyName, vta);
return(vea);
},
null, vta);
newItem.SetIcon((Texture2D)EditorGUIUtility.IconContent("UxmlScript Icon").image);
newItem.HasPreview = true;
if (categoryStack.Count == 0)
{
projectCategory.AddChild(newItem);
}
else
{
categoryStack.Last().AddChild(newItem);
}
}
}
protected void AddItemToTheDocument(BuilderLibraryTreeItem item)
{
// If this is the uxml file entry of the currently open file, don't allow
// the user to instantiate it (infinite recursion) or re-open it.
var listOfOpenDocuments = m_PaneWindow.document.openUXMLFiles;
bool isCurrentDocumentOpen = listOfOpenDocuments.Any(doc => doc.uxmlFileName == item.name);
if (isCurrentDocumentOpen)
{
return;
}
if (m_PaneWindow.document.WillCauseCircularDependency(item.sourceAsset))
{
BuilderDialogsUtility.DisplayDialog(BuilderConstants.InvalidWouldCauseCircularDependencyMessage,
BuilderConstants.InvalidWouldCauseCircularDependencyMessageDescription, null);
return;
}
var newElement = item.makeVisualElementCallback?.Invoke();
if (newElement == null)
{
return;
}
if (item.makeElementAssetCallback != null && newElement is TemplateContainer tempContainer)
{
if (!BuilderAssetUtilities.ValidateAsset(item.sourceAsset, item.sourceAssetPath))
{
return;
}
}
var activeVTARootElement = m_DocumentRootElement.Query().Where(e => e.GetVisualTreeAsset() == m_PaneWindow.document.visualTreeAsset).First();
if (activeVTARootElement == null)
{
Debug.LogError("UI Builder has a bug. Could not find document root element for currently active open UXML document.");
return;
}
activeVTARootElement.Add(newElement);
if (item.makeElementAssetCallback == null)
{
BuilderAssetUtilities.AddElementToAsset(m_PaneWindow.document, newElement);
}
else
{
BuilderAssetUtilities.AddElementToAsset(
m_PaneWindow.document, newElement, item.makeElementAssetCallback);
}
m_Selection.NotifyOfHierarchyChange();
m_Selection.Select(null, newElement);
}
internal static TreeViewItemData <BuilderLibraryTreeItem> CreateItem(string name, string iconName, Type type, Func <VisualElement> makeVisualElementCallback,
Func <VisualTreeAsset, VisualElementAsset, VisualElement, VisualElementAsset> makeElementAssetCallback = null, List <TreeViewItemData <BuilderLibraryTreeItem> > children = null, VisualTreeAsset asset = null,
int id = default, bool isHeader = false, bool isEditorOnly = false)
{
var itemId = BuilderLibraryTreeItem.GetItemId(name, type, asset, id);
var data = new BuilderLibraryTreeItem(name, iconName, type, makeVisualElementCallback, makeElementAssetCallback, asset)
{
isHeader = isHeader, isEditorOnly = isEditorOnly
};
return(new TreeViewItemData <BuilderLibraryTreeItem>(itemId, data, children));
}
protected void AddItemToTheDocument(BuilderLibraryTreeItem item)
{
// If this is the uxml file entry of the currently open file, don't allow
// the user to instantiate it (infinite recursion) or re-open it.
var listOfOpenDocuments = m_PaneWindow.document.openUXMLFiles;
bool isCurrentDocumentOpen = listOfOpenDocuments.Any(doc => doc.uxmlFileName == item.name);
if (isCurrentDocumentOpen)
{
return;
}
var newElement = item.makeVisualElementCallback?.Invoke();
if (newElement == null)
{
return;
}
var activeVTARootElement = m_DocumentRootElement.Query().Where(e => e.GetVisualTreeAsset() == m_PaneWindow.document.visualTreeAsset).First();
if (activeVTARootElement == null)
{
Debug.LogError("UI Builder has a bug. Could not find document root element for currently active open UXML document.");
return;
}
activeVTARootElement.Add(newElement);
if (item.makeElementAssetCallback == null)
{
BuilderAssetUtilities.AddElementToAsset(m_PaneWindow.document, newElement);
}
else
{
BuilderAssetUtilities.AddElementToAsset(
m_PaneWindow.document, newElement, item.makeElementAssetCallback);
}
// TODO: ListView bug. Does not refresh selection pseudo states after a
// call to Refresh().
m_Selection.NotifyOfHierarchyChange();
schedule.Execute(() =>
{
m_Selection.Select(null, newElement);
}).ExecuteLater(200);
}
static void AddCategoriesToStack(BuilderLibraryTreeItem sourceCategory, List <BuilderLibraryTreeItem> categoryStack, string[] split)
{
if (categoryStack.Count > split.Length)
{
categoryStack.RemoveRange(split.Length, categoryStack.Count - split.Length);
}
string fullName = string.Empty;
for (int i = 0; i < split.Length; ++i)
{
var part = split[i];
fullName += part;
if (categoryStack.Count > i)
{
if (categoryStack[i].name == part)
{
continue;
}
else if (categoryStack[i].name != part)
{
categoryStack.RemoveRange(i, categoryStack.Count - i);
}
}
if (categoryStack.Count <= i)
{
var newCategory = new BuilderLibraryTreeItem(part,
null, null, null,
null, new List <TreeViewItem <string> >(),
null, fullName.GetHashCode());
if (categoryStack.Count == 0)
{
sourceCategory.AddChild(newCategory);
}
else
{
categoryStack[i - 1].AddChild(newCategory);
}
categoryStack.Add(newCategory);
}
}
}
protected override bool StartDrag(VisualElement target, Vector2 mousePosition, VisualElement pill)
{
m_LibraryItem =
target.GetProperty(BuilderConstants.LibraryItemLinkedManipulatorVEPropertyName)
as BuilderLibraryTreeItem;
if (m_LibraryItem == null)
{
return(false);
}
var isCurrentDocumentVisualTreeAsset = m_LibraryItem.sourceAsset == paneWindow.document.visualTreeAsset;
if (isCurrentDocumentVisualTreeAsset)
{
return(false);
}
var madeElement = m_LibraryItem.makeVisualElementCallback?.Invoke();
if (madeElement == null)
{
return(false);
}
pill.Clear();
madeElement.AddToClassList(s_BeingDraggedClassName);
pill.Add(madeElement);
if (madeElement.GetType() == typeof(VisualElement))
{
madeElement.AddToClassList(s_EmptyVisualElementClassName);
}
var overlay = new VisualElement();
overlay.name = s_OverlayName;
overlay.AddToClassList(s_OverlayClassName);
pill.Add(overlay);
m_TooltipPreview.Disable();
return(true);
}
protected void AddItemToTheDocument(BuilderLibraryTreeItem item)
{
// If this is the uxml file entry of the currently open file, don't allow
// the user to instantiate it (infinite recursion) or re-open it.
var listOfOpenDocuments = m_PaneWindow.document.openUXMLFiles;
bool isCurrentDocumentOpen = listOfOpenDocuments.Any(doc => doc.uxmlFileName == item.Name);
if (isCurrentDocumentOpen)
{
return;
}
var newElement = item.MakeVisualElementCallback?.Invoke();
if (newElement == null)
{
return;
}
m_DocumentElement.Add(newElement);
if (item.MakeElementAssetCallback == null)
{
BuilderAssetUtilities.AddElementToAsset(m_PaneWindow.document, newElement);
}
else
{
BuilderAssetUtilities.AddElementToAsset(
m_PaneWindow.document, newElement, item.MakeElementAssetCallback);
}
// TODO: ListView bug. Does not refresh selection pseudo states after a
// call to Refresh().
m_Selection.NotifyOfHierarchyChange();
schedule.Execute(() =>
{
m_Selection.Select(null, newElement);
}).ExecuteLater(200);
}
public LibraryPlainViewItem(BuilderLibraryTreeItem libraryTreeItem)
{
m_TreeItem = libraryTreeItem;
var template = BuilderPackageUtilities.LoadAssetAtPath <VisualTreeAsset>(BuilderConstants.LibraryUIPath + "/BuilderLibraryPlainViewItem.uxml");
template.CloneTree(this);
var styleSheet = BuilderPackageUtilities.LoadAssetAtPath <StyleSheet>(BuilderConstants.LibraryUIPath + "/BuilderLibraryPlainViewItem.uss");
styleSheets.Add(styleSheet);
content = ElementAt(0);
if (m_TreeItem == null)
{
content.AddToClassList(k_PlainViewNoHoverVariantUssClassName);
content.Clear();
return;
}
this.Q <Label>().text = m_TreeItem.data;
m_Icon = this.Q <VisualElement>("icon");
SetIcon(m_TreeItem.largeIcon);
}
protected void LinkToTreeViewItem(VisualElement element, BuilderLibraryTreeItem libraryTreeItem)
{
element.userData = libraryTreeItem;
element.SetProperty(BuilderConstants.LibraryItemLinkedManipulatorVEPropertyName, libraryTreeItem);
}
static List <ITreeViewItem> GenerateControlsItemsTree()
{
var controlsTree = new List <ITreeViewItem>();
var containersItem = new BuilderLibraryTreeItem(BuilderConstants.LibraryContainersSectionHeaderName, null, null, null)
{
IsHeader = true
};
IList <ITreeViewItem> containersItemList = new List <ITreeViewItem>
{
new BuilderLibraryTreeItem("VisualElement", "VisualElement", typeof(VisualElement), () =>
{
var ve = new VisualElement();
var veMinSizeChild = new VisualElement();
veMinSizeChild.name = BuilderConstants.SpecialVisualElementInitialMinSizeName;
veMinSizeChild.AddToClassList(BuilderConstants.SpecialVisualElementInitialMinSizeClassName);
ve.Add(veMinSizeChild);
return(ve);
},
(inVta, inParent, ve) =>
{
var vea = new VisualElementAsset(typeof(VisualElement).ToString());
VisualTreeAssetUtilities.InitializeElement(vea);
inVta.AddElement(inParent, vea);
return(vea);
}),
new BuilderLibraryTreeItem("ScrollView", "ScrollView", typeof(ScrollView), () => new ScrollView()),
new BuilderLibraryTreeItem("ListView", "ListView", typeof(ListView), () => new ListView()),
new BuilderLibraryTreeItem("IMGUI Container", "VisualElement", typeof(IMGUIContainer), () => new IMGUIContainer()),
};
containersItem.AddChildren(containersItemList);
controlsTree.Add(containersItem);
var controlsItem = new BuilderLibraryTreeItem(BuilderConstants.LibraryControlsSectionHeaderName, null, null, null, null, new List <TreeViewItem <string> >
{
new BuilderLibraryTreeItem("Label", nameof(Label), typeof(Label), () => new Label("Label")),
new BuilderLibraryTreeItem("Button", nameof(Button), typeof(Button), () => new Button {
text = "Button"
}),
new BuilderLibraryTreeItem("Toggle", nameof(Toggle), typeof(Toggle), () => new Toggle("Toggle")),
new BuilderLibraryTreeItem("Scroller", nameof(Scroller), typeof(Scroller), () => new Scroller(0, 100, (v) => { }, SliderDirection.Horizontal)
{
value = 42
}),
new BuilderLibraryTreeItem("Text Field", nameof(TextField), typeof(TextField), () => new TextField("Text Field")
{
value = "filler text"
}),
new BuilderLibraryTreeItem("Foldout", nameof(Foldout), typeof(Foldout), () => new Foldout {
text = "Foldout"
}),
new BuilderLibraryTreeItem("Slider", nameof(Slider), typeof(Slider), () => new Slider("Slider", 0, 100)
{
value = 42
}),
new BuilderLibraryTreeItem("Min-Max Slider", nameof(MinMaxSlider), typeof(MinMaxSlider), () => new MinMaxSlider("Min/Max Slider", 0, 20, -10, 40)
{
value = new Vector2(10, 12)
}),
})
{
IsHeader = true
};
var numericFields = new BuilderLibraryTreeItem("Numeric Fields", null, null, null, null, new List <TreeViewItem <string> >
{
new BuilderLibraryTreeItem("Integer", nameof(IntegerField), typeof(IntegerField), () => new IntegerField("Int Field")
{
value = 42
}),
new BuilderLibraryTreeItem("Float", nameof(FloatField), typeof(FloatField), () => new FloatField("Float Field")
{
value = 42.2f
}),
new BuilderLibraryTreeItem("Long", nameof(LongField), typeof(LongField), () => new LongField("Long Field")
{
value = 42
}),
new BuilderLibraryTreeItem("Min-Max Slider", nameof(MinMaxSlider), typeof(MinMaxSlider), () => new MinMaxSlider("Min/Max Slider", 0, 20, -10, 40)
{
value = new Vector2(10, 12)
}),
new BuilderLibraryTreeItem("Slider", nameof(Slider), typeof(Slider), () => new Slider("Slider", 0, 100)
{
value = 42
}),
new BuilderLibraryTreeItem("Progress Bar", nameof(ProgressBar), typeof(ProgressBar), () => new ProgressBar()
{
title = "my-progress", value = 22
}),
new BuilderLibraryTreeItem("Vector2", nameof(Vector2Field), typeof(Vector2Field), () => new Vector2Field("Vec2 Field")),
new BuilderLibraryTreeItem("Vector3", nameof(Vector3Field), typeof(Vector3Field), () => new Vector3Field("Vec3 Field")),
new BuilderLibraryTreeItem("Vector4", nameof(Vector4Field), typeof(Vector4Field), () => new Vector4Field("Vec4 Field")),
new BuilderLibraryTreeItem("Rect", nameof(RectField), typeof(RectField), () => new RectField("Rect")),
new BuilderLibraryTreeItem("Bounds", nameof(BoundsField), typeof(BoundsField), () => new BoundsField("Bounds")),
new BuilderLibraryTreeItem("Slider (Int)", nameof(SliderInt), typeof(SliderInt), () => new SliderInt("SliderInt", 0, 100)
{
value = 42
}),
new BuilderLibraryTreeItem("Vector2 (Int)", nameof(Vector2IntField), typeof(Vector2IntField), () => new Vector2IntField("Vector2Int")),
new BuilderLibraryTreeItem("Vector3 (Int)", nameof(Vector3IntField), typeof(Vector3IntField), () => new Vector3IntField("Vector3Int")),
new BuilderLibraryTreeItem("Rect (Int)", nameof(RectIntField), typeof(RectIntField), () => new RectIntField("RectInt")),
new BuilderLibraryTreeItem("Bounds (Int)", nameof(BoundsIntField), typeof(BoundsIntField), () => new BoundsIntField("BoundsInt")),
new BuilderLibraryTreeItem("Object Field", nameof(ObjectField), typeof(ObjectField), () => new ObjectField("Object Field")
{
value = new Texture2D(10, 10)
{
name = "new_texture"
}
}),
})
{
IsEditorOnly = true, IsHeader = true
};
var valueFields = new BuilderLibraryTreeItem("Value Fields", null, null, null, null, new List <TreeViewItem <string> >
{
new BuilderLibraryTreeItem("Color", nameof(ColorField), typeof(ColorField), () => new ColorField("Color")
{
value = Color.cyan
}),
new BuilderLibraryTreeItem("Curve", nameof(CurveField), typeof(CurveField), () => new CurveField("Curve")
{
value = new AnimationCurve(new Keyframe(0, 0), new Keyframe(5, 8), new Keyframe(10, 4))
}),
new BuilderLibraryTreeItem("Gradient", nameof(GradientField), typeof(GradientField), () => new GradientField("Gradient")
{
value = new Gradient()
{
colorKeys = new[]
{
new GradientColorKey(Color.red, 0),
new GradientColorKey(Color.blue, 10),
new GradientColorKey(Color.green, 20)
}
}
})
})
{
IsEditorOnly = true, IsHeader = true
};
var choiceFields = new BuilderLibraryTreeItem("Choice Fields", null, null, null, null, new List <TreeViewItem <string> >
{
new BuilderLibraryTreeItem("Enum", nameof(EnumField), typeof(EnumField), () => new EnumField("Enum", TextAlignment.Center)),
// No UXML support for PopupField.
//new LibraryTreeItem("Popup", () => new PopupField<string>("Normal Field", choices, 0)),
new BuilderLibraryTreeItem("Tag", nameof(TagField), typeof(TagField), () => new TagField("Tag", "Player")),
new BuilderLibraryTreeItem("Mask", nameof(MaskField), typeof(MaskField), () => new MaskField("Mask")),
new BuilderLibraryTreeItem("Layer", nameof(LayerField), typeof(LayerField), () => new LayerField("Layer")),
new BuilderLibraryTreeItem("LayerMask", nameof(LayerMaskField), typeof(LayerMaskField), () => new LayerMaskField("LayerMask"))
})
{
IsEditorOnly = true, IsHeader = true
};
var toolbar = new BuilderLibraryTreeItem("Toolbar", null, null, null, null, new List <TreeViewItem <string> >
{
new BuilderLibraryTreeItem("Toolbar", "ToolbarElement", typeof(Toolbar), () => new Toolbar()),
new BuilderLibraryTreeItem("Toolbar Menu", "ToolbarElement", typeof(ToolbarMenu), () => new ToolbarMenu()),
new BuilderLibraryTreeItem("Toolbar Button", "ToolbarElement", typeof(ToolbarButton), () => new ToolbarButton {
text = "Button"
}),
new BuilderLibraryTreeItem("Toolbar Spacer", "ToolbarElement", typeof(ToolbarSpacer), () => new ToolbarSpacer()),
new BuilderLibraryTreeItem("Toolbar Toggle", "ToolbarElement", typeof(ToolbarToggle), () => new ToolbarToggle {
label = "Toggle"
}),
#if UNITY_2019_3_OR_NEWER
new BuilderLibraryTreeItem("Toolbar Breadcrumbs", "ToolbarElement", typeof(ToolbarBreadcrumbs), () => new ToolbarBreadcrumbs()),
#endif
new BuilderLibraryTreeItem("Toolbar Search Field", "ToolbarElement", typeof(ToolbarSearchField), () => new ToolbarSearchField()),
new BuilderLibraryTreeItem("Toolbar Popup Search Field", "ToolbarElement", typeof(ToolbarPopupSearchField), () => new ToolbarPopupSearchField()),
})
{
IsEditorOnly = true, IsHeader = true
};
var inspectors = new BuilderLibraryTreeItem("Inspectors", null, null, null, null, new List <TreeViewItem <string> >
{
new BuilderLibraryTreeItem("PropertyField", nameof(PropertyField), typeof(PropertyField), () => new PropertyField())
})
{
IsEditorOnly = true, IsHeader = true
};
controlsTree.Add(controlsItem);
controlsTree.Add(numericFields);
controlsTree.Add(valueFields);
controlsTree.Add(choiceFields);
controlsTree.Add(toolbar);
controlsTree.Add(inspectors);
return(controlsTree);
}
public void ImportFactoriesFromSource(BuilderLibraryTreeItem sourceCategory)
{
var deferredFactories = new List <IUxmlFactory>();
var processingData = new FactoryProcessingHelper();
var emptyNamespaceControls = new List <ITreeViewItem>();
foreach (var factories in VisualElementFactoryRegistry.factories)
{
if (factories.Value.Count == 0)
{
continue;
}
var factory = factories.Value[0];
if (!ProcessFactory(factory, processingData))
{
// Could not process the factory now, because it depends on a yet unprocessed factory.
// Defer its processing.
deferredFactories.Add(factory);
}
}
List <IUxmlFactory> deferredFactoriesCopy;
do
{
deferredFactoriesCopy = new List <IUxmlFactory>(deferredFactories);
foreach (var factory in deferredFactoriesCopy)
{
deferredFactories.Remove(factory);
if (!ProcessFactory(factory, processingData))
{
// Could not process the factory now, because it depends on a yet unprocessed factory.
// Defer its processing again.
deferredFactories.Add(factory);
}
}
}while (deferredFactoriesCopy.Count > deferredFactories.Count);
if (deferredFactories.Count > 0)
{
Debug.Log("Some factories could not be processed because their base type is missing.");
}
var categoryStack = new List <BuilderLibraryTreeItem>();
foreach (var known in processingData.knownTypes.Values)
{
var split = known.uxmlNamespace.Split('.');
if (split.Length == 0)
{
continue;
}
// Avoid adding our own internal factories (like Package Manager templates).
if (!Unsupported.IsDeveloperMode() && split.Length > 0 && s_NameSpacesToAvoid.Contains(split[0]))
{
continue;
}
// Avoid adding UI Builder's own types, even in internal mode.
if (split.Length >= 3 && split[0] == "Unity" && split[1] == "UI" && split[2] == "Builder")
{
continue;
}
var asset = new VisualElementAsset(known.uxmlQualifiedName);
var slots = new Dictionary <string, VisualElement>();
var overrides = new List <TemplateAsset.AttributeOverride>();
var vta = ScriptableObject.CreateInstance <VisualTreeAsset>();
var context = new CreationContext(slots, overrides, vta, null);
Type elementType = null;
var factoryType = known.GetType();
while (factoryType != null && elementType == null)
{
if (factoryType.IsGenericType && factoryType.GetGenericTypeDefinition() == typeof(UxmlFactory <,>))
{
elementType = factoryType.GetGenericArguments()[0];
}
else
{
factoryType = factoryType.BaseType;
}
}
var newItem = new BuilderLibraryTreeItem(
known.uxmlName, "CustomCSharpElement", elementType, () => known.Create(asset, context));
newItem.hasPreview = true;
if (string.IsNullOrEmpty(split[0]))
{
emptyNamespaceControls.Add(newItem);
}
else
{
AddCategoriesToStack(sourceCategory, categoryStack, split);
if (categoryStack.Count == 0)
{
sourceCategory.AddChild(newItem);
}
else
{
categoryStack.Last().AddChild(newItem);
}
}
}
sourceCategory.AddChildren(emptyNamespaceControls);
}
public void ImportUxmlFromProject(BuilderLibraryTreeItem projectCategory, bool includePackages)
{
var assets = AssetDatabase.FindAllAssets(m_SearchFilter);
var categoryStack = new List <BuilderLibraryTreeItem>();
foreach (var asset in assets)
{
var assetPath = AssetDatabase.GetAssetPath(asset.instanceID);
var prettyPath = assetPath;
prettyPath = Path.GetDirectoryName(prettyPath);
prettyPath = prettyPath.ConvertSeparatorsToUnity();
if (prettyPath.StartsWith("Packages/") && !includePackages)
{
continue;
}
if (prettyPath.StartsWith(BuilderConstants.UIBuilderPackageRootPath))
{
continue;
}
// Check to make sure the asset is actually writable.
var packageInfo = PackageInfo.FindForAssetPath(assetPath);
if (packageInfo != null && packageInfo.source != PackageSource.Embedded && packageInfo.source != PackageSource.Local)
{
continue;
}
// Anoter way to check the above. Leaving it here for references in case the above stops working.
//AssetDatabase.GetAssetFolderInfo(assetPath, out bool isRoot, out bool isImmutable);
//if (isImmutable)
//continue;
var split = prettyPath.Split('/');
AddCategoriesToStack(projectCategory, categoryStack, split);
var vta = asset.pptrValue as VisualTreeAsset;
var newItem = new BuilderLibraryTreeItem(asset.name + ".uxml", null, typeof(TemplateContainer),
() =>
{
if (vta == null)
{
return(null);
}
var tree = vta.CloneTree();
tree.SetProperty(BuilderConstants.LibraryItemLinkedTemplateContainerPathVEPropertyName, assetPath);
tree.name = vta.name;
return(tree);
},
(inVta, inParent, ve) =>
{
var vea = inVta.AddTemplateInstance(inParent, assetPath) as VisualElementAsset;
vea.AddProperty("name", vta.name);
ve.SetProperty(BuilderConstants.ElementLinkedInstancedVisualTreeAssetVEPropertyName, vta);
return(vea);
},
null, vta);
newItem.SetIcon((Texture2D)EditorGUIUtility.IconContent("UxmlScript Icon").image);
newItem.hasPreview = true;
if (categoryStack.Count == 0)
{
projectCategory.AddChild(newItem);
}
else
{
categoryStack.Last().AddChild(newItem);
}
}
}
