void UnsetAllAttributes(DropdownMenuAction action)
{
var attributeList = currentVisualElement.GetAttributeDescriptions();
// Undo/Redo
Undo.RegisterCompleteObjectUndo(m_Inspector.visualTreeAsset, BuilderConstants.ChangeAttributeValueUndoMessage);
foreach (var attribute in attributeList)
{
if (attribute?.name == null)
{
continue;
}
// Unset value in asset.
var vea = currentVisualElement.GetVisualElementAsset();
vea.RemoveAttribute(attribute.name);
}
var fields = m_AttributesSection.Query <BindableElement>().Where(e => !string.IsNullOrEmpty(e.bindingPath)).ToList();
foreach (var fieldElement in fields)
{
// Reset UI value.
ResetAttributeFieldToDefault(fieldElement);
}
// Call Init();
CallInitOnElement();
// Notify of changes.
m_Selection.NotifyOfHierarchyChange(m_Inspector);
}
public bool NewDocument(bool checkForUnsavedChanges = true, bool unloadAllSubdocuments = true)
{
if (checkForUnsavedChanges && !document.CheckForUnsavedChanges())
{
return(false);
}
if (unloadAllSubdocuments)
{
document.GoToRootDocument(m_Viewport.documentRootElement, m_PaneWindow, true);
}
m_Selection.ClearSelection(null);
document.NewDocument(m_Viewport.documentRootElement);
m_Viewport.ResetView();
m_Inspector?.canvasInspector.Refresh();
m_Selection.NotifyOfHierarchyChange(document);
m_Selection.NotifyOfStylingChange(document);
m_Library?.ResetCurrentlyLoadedUxmlStyles();
SetCanvasTitle();
return(true);
}
void AddStyleClass(string className)
{
PreAddStyleClass(className);
// Update VisualTreeAsset.
BuilderAssetUtilities.AddStyleClassToElementInAsset(
m_PaneWindow.document, currentVisualElement, className);
// We actually want to get the notification back and refresh ourselves.
m_Selection.NotifyOfHierarchyChange(null);
m_Selection.NotifyOfStylingChange(null);
}
public void Paste()
{
var copyBuffer = BuilderEditorUtility.SystemCopyBuffer;
if (string.IsNullOrEmpty(copyBuffer))
{
return;
}
var trimmedBuffer = copyBuffer.Trim();
if (trimmedBuffer.StartsWith("<") && trimmedBuffer.EndsWith(">"))
{
PasteUXML(copyBuffer);
}
else if (trimmedBuffer.EndsWith("}"))
{
PasteUSS(copyBuffer);
}
else // Unknown string.
{
return;
}
if (m_CutElements.Count > 0)
{
foreach (var elementToCut in m_CutElements)
{
DeleteElement(elementToCut);
}
m_CutElements.Clear();
BuilderEditorUtility.SystemCopyBuffer = null;
}
m_PaneWindow.OnEnableAfterAllSerialization();
// TODO: ListView bug. Does not refresh selection pseudo states after a
// call to Refresh().
m_PaneWindow.rootVisualElement.schedule.Execute(() =>
{
if (m_Selection.isEmpty)
{
return;
}
m_Selection.ForceReselection();
}).ExecuteLater(200);
m_Selection.NotifyOfHierarchyChange();
}
public void Paste()
{
var focused = m_PaneWindow.rootVisualElement.focusController.focusedElement as VisualElement;
if (!BuilderEditorUtility.CopyBufferMatchesTarget(focused))
{
return;
}
var copyBuffer = BuilderEditorUtility.systemCopyBuffer;
if (BuilderEditorUtility.IsUxml(copyBuffer))
{
PasteUXML(copyBuffer);
}
else if (BuilderEditorUtility.IsUss(copyBuffer))
{
PasteUSS(copyBuffer);
}
else // Unknown string.
{
return;
}
if (m_CutElements.Count > 0)
{
foreach (var elementToCut in m_CutElements)
{
DeleteElement(elementToCut);
}
m_CutElements.Clear();
BuilderEditorUtility.systemCopyBuffer = null;
}
m_PaneWindow.OnEnableAfterAllSerialization();
// TODO: ListView bug. Does not refresh selection pseudo states after a
// call to Refresh().
m_PaneWindow.rootVisualElement.schedule.Execute(() =>
{
if (m_Selection.isEmpty)
{
return;
}
m_Selection.ForceReselection();
}).ExecuteLater(200);
m_Selection.NotifyOfHierarchyChange();
}
void OnEditTextFinished(VisualElement documentElement, TextField renameTextfield, Label nameLabel,
BuilderSelection selection)
{
var vea = documentElement.GetVisualElementAsset();
var value = renameTextfield.text ?? documentElement.name;
if (!string.IsNullOrEmpty(renameTextfield.text))
{
value = value.Trim();
value = value.TrimStart('#');
if (!BuilderNameUtilities.AttributeRegex.IsMatch(value))
{
Builder.ShowWarning(string.Format(BuilderConstants.AttributeValidationSpacialCharacters, "Name"));
renameTextfield.schedule.Execute(() =>
{
FocusOnRenameTextField();
renameTextfield.SetValueWithoutNotify(value);
});
return;
}
nameLabel.text = BuilderConstants.UssSelectorNameSymbol + value;
}
else
{
nameLabel.text = renameTextfield.text;
}
documentElement.name = value;
vea.SetAttributeValue("name", value);
selection.NotifyOfHierarchyChange();
}
void OnStyleSelectorNameChange(ChangeEvent <string> evt)
{
if (m_Selection.selectionType != BuilderSelectionType.StyleSelector)
{
return;
}
if (evt.newValue.Length == 0)
{
Refresh();
return;
}
if (evt.newValue == evt.previousValue)
{
return;
}
Undo.RegisterCompleteObjectUndo(
styleSheet, BuilderConstants.RenameSelectorUndoMessage);
BuilderSharedStyles.SetSelectorString(currentVisualElement, styleSheet, evt.newValue);
m_Selection.NotifyOfHierarchyChange(m_Inspector);
m_Selection.NotifyOfStylingChange(m_Inspector);
}
public TextField CreateRenamingTextField(VisualElement documentElement, Label nameLabel, BuilderSelection selection)
{
var renameTextfield = new TextField()
{
name = BuilderConstants.ExplorerItemRenameTextfieldName,
isDelayed = true
};
#if UNITY_2019_3_OR_NEWER
renameTextfield.AddToClassList(BuilderConstants.ExplorerItemRenameTextfieldClassName);
#else
renameTextfield.AddToClassList(BuilderConstants.ExplorerItemRenameTextfieldClassNamePre2019_3);
#endif
renameTextfield.SetValueWithoutNotify(
string.IsNullOrEmpty(documentElement.name)
? documentElement.typeName
: documentElement.name);
renameTextfield.AddToClassList(BuilderConstants.HiddenStyleClassName);
renameTextfield.RegisterCallback <KeyUpEvent>((e) =>
{
e.StopImmediatePropagation();
});
renameTextfield.RegisterValueChangedCallback((e) =>
{
documentElement.name = e.newValue;
var vea = documentElement.GetVisualElementAsset();
vea.SetAttributeValue("name", e.newValue);
if (!string.IsNullOrEmpty(e.newValue))
{
nameLabel.text = "#" + e.newValue;
}
else
{
nameLabel.text = e.newValue;
}
e.StopPropagation();
selection.NotifyOfHierarchyChange();
});
renameTextfield.RegisterCallback <BlurEvent>((e) =>
{
nameLabel.RemoveFromClassList(BuilderConstants.HiddenStyleClassName);
renameTextfield.AddToClassList(BuilderConstants.HiddenStyleClassName);
renameTextfield.SetValueWithoutNotify(string.IsNullOrEmpty(documentElement.name)
? documentElement.typeName
: documentElement.name);
e.StopPropagation();
});
return(renameTextfield);
}
void OnItemChosen(ITreeViewItem selectedItem)
#endif
{
#if UNITY_2020_1_OR_NEWER
if (selectedItems == null || selectedItems.Count() == 0)
{
return;
}
var selectedItem = selectedItems.First();
#else
if (selectedItem == null)
{
return;
}
#endif
var item = selectedItem as LibraryTreeItem;
if (item.makeVisualElement == null)
{
return;
}
// 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.
if (item.name == m_PaneWindow.document.uxmlFileName)
{
return;
}
var newElement = item.makeVisualElement();
if (newElement == null)
{
return;
}
m_DocumentElement.Add(newElement);
if (item.makeElementAsset == null)
{
BuilderAssetUtilities.AddElementToAsset(m_PaneWindow.document, newElement);
}
else
{
BuilderAssetUtilities.AddElementToAsset(
m_PaneWindow.document, newElement, item.makeElementAsset);
}
// TODO: ListView bug. Does not refresh selection pseudo states after a
// call to Refresh().
m_Selection.NotifyOfHierarchyChange(null);
this.schedule.Execute(() =>
{
m_Selection.Select(null, newElement);
}).ExecuteLater(200);
}
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);
}
private void UnsetName(DropdownMenuAction action)
{
// Undo/Redo
Undo.RegisterCompleteObjectUndo(m_Inspector.visualTreeAsset,
BuilderConstants.ChangeAttributeValueUndoMessage);
// Unset value in asset.
var vea = currentVisualElement.GetVisualElementAsset();
vea.RemoveAttribute("name");
m_TextField.SetValueWithoutNotify(string.Empty);
m_Inspector.CallInitOnElement();
// Notify of changes.
m_Selection.NotifyOfHierarchyChange(m_Inspector);
ToggleNameOverrideBox(false);
}
void NewDocument()
{
if (!CheckForUnsavedChanges())
{
return;
}
m_Selection.ClearSelection(null);
document.NewDocument(m_Viewport.documentElement);
m_Viewport.canvas.SetSizeFromDocumentSettings();
m_Inspector?.canvasInspector.Refresh();
m_Selection.NotifyOfHierarchyChange(document);
m_Selection.NotifyOfStylingChange(document);
m_Library?.ResetCurrentlyLoadedUxmlStyles();
SetViewportSubTitle();
}
void NotifyStyleChanges(List <string> styles = null)
{
if (BuilderSharedStyles.IsSelectorElement(currentVisualElement))
{
m_Selection.NotifyOfStylingChange(m_Inspector, styles);
}
else
{
m_Selection.NotifyOfStylingChange(m_Inspector, styles);
m_Selection.NotifyOfHierarchyChange(m_Inspector, currentVisualElement, BuilderHierarchyChangeType.InlineStyle);
}
}
void CreateNewSelector(string newSelectorString)
{
m_NewSelectorNameNameField.SetValueWithoutNotify(string.Empty);
Undo.RegisterCompleteObjectUndo(
styleSheet, BuilderConstants.AddNewSelectorUndoMessage);
BuilderSharedStyles.CreateNewSelector(
currentVisualElement, styleSheet, newSelectorString);
m_Selection.NotifyOfHierarchyChange(m_Inspector);
m_Selection.NotifyOfStylingChange(m_Inspector);
}
void UnsetAttributeProperty(DropdownMenuAction action)
{
var fieldElement = action.userData as BindableElement;
var attributeName = fieldElement.bindingPath;
// Undo/Redo
Undo.RegisterCompleteObjectUndo(m_Inspector.visualTreeAsset, BuilderConstants.ChangeAttributeValueUndoMessage);
// Unset value in asset.
var vea = currentVisualElement.GetVisualElementAsset();
vea.RemoveAttribute(attributeName);
// Reset UI value.
ResetAttributeFieldToDefault(fieldElement);
// Call Init();
CallInitOnElement();
// Notify of changes.
m_Selection.NotifyOfHierarchyChange(m_Inspector);
}
public override void OnEnableAfterAllSerialization()
{
// Perform post-serialization functions.
document.OnAfterBuilderDeserialize(m_Viewport.documentElement);
m_Toolbar.OnAfterBuilderDeserialize();
// Restore selection.
selection.RestoreSelectionFromDocument(m_Viewport.sharedStylesAndDocumentElement);
// We claim the change is coming from the Document because we don't
// want the document hasUnsavedChanges flag to be set at this time.
m_Selection.NotifyOfStylingChange(document);
m_Selection.NotifyOfHierarchyChange(document);
}
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);
}
void FlexDirectionOnToggle()
{
var result = FlexDirection.Column;
switch (m_Target.resolvedStyle.flexDirection)
{
case FlexDirection.Column: result = FlexDirection.ColumnReverse; break;
case FlexDirection.ColumnReverse: result = FlexDirection.Row; break;
case FlexDirection.Row: result = FlexDirection.RowReverse; break;
case FlexDirection.RowReverse: result = FlexDirection.Column; break;
}
FlexDirectionUpdateToggleIcon(result);
BuilderStyleUtilities.SetInlineStyleValue(m_VisualTreeAsset, m_Target, k_FlexDirectionName, result);
m_Selection.NotifyOfHierarchyChange(null, m_Target, BuilderHierarchyChangeType.InlineStyle | BuilderHierarchyChangeType.FullRefresh);
m_Selection.NotifyOfStylingChange(null, new List <string>()
{
k_FlexDirectionName
});
}
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 TextField CreateRenamingTextField(VisualElement documentElement, Label nameLabel, BuilderSelection selection)
{
var renameTextfield = new TextField()
{
name = BuilderConstants.ExplorerItemRenameTextfieldName,
isDelayed = true
};
#if UNITY_2019_3_OR_NEWER
renameTextfield.AddToClassList(BuilderConstants.ExplorerItemRenameTextfieldClassName);
#else
renameTextfield.AddToClassList(BuilderConstants.ExplorerItemRenameTextfieldClassNamePre2019_3);
#endif
renameTextfield.SetValueWithoutNotify(
string.IsNullOrEmpty(documentElement.name)
? documentElement.typeName
: documentElement.name);
renameTextfield.AddToClassList(BuilderConstants.HiddenStyleClassName);
renameTextfield.RegisterCallback <KeyUpEvent>((e) =>
{
e.StopImmediatePropagation();
});
renameTextfield.RegisterValueChangedCallback((e) =>
{
var vea = documentElement.GetVisualElementAsset();
var value = e.newValue;
if (!string.IsNullOrEmpty(e.newValue))
{
value = value.Trim();
value = value.TrimStart('#');
if (!BuilderNameUtilities.AttributeRegex.IsMatch(value))
{
Builder.ShowWarning(string.Format(BuilderConstants.AttributeValidationSpacialCharacters, "Name"));
renameTextfield.schedule.Execute(() =>
{
FocusOnRenameTextField();
renameTextfield.SetValueWithoutNotify(value);
});
e.StopPropagation();
return;
}
nameLabel.text = BuilderConstants.UssSelectorNameSymbol + value;
}
else
{
nameLabel.text = e.newValue;
}
documentElement.name = value;
vea.SetAttributeValue("name", value);
e.StopPropagation();
selection.NotifyOfHierarchyChange();
});
return(renameTextfield);
}
public void ClearSelectionNotify()
{
m_Selection.ClearSelection(null);
m_Selection.NotifyOfHierarchyChange(null);
m_Selection.NotifyOfStylingChange(null);
}
