/// <summary>
/// Updates the foldings using the current <see cref="FoldingStrategy"/>.
/// </summary>
/// <remarks>
/// If a <see cref="FoldingStrategy"/> is set, this method is automatically called periodically
/// (see <see cref="FoldingUpdateInterval"/>). This method can also be called manually to
/// update the foldings.
/// </remarks>
public void UpdateFoldings()
{
if (FoldingManager == null)
{
return;
}
Debug.Assert(EnableFolding, "Folding manager should be null if folding is disabled.");
if (_foldingValid)
{
return;
}
if (FoldingStrategy != null)
{
FoldingStrategy.UpdateFoldings(FoldingManager, Document);
}
else if (FoldingManager.AllFoldings.Any())
{
FoldingManager.Clear();
}
_foldingValid = true;
}
private void EditorDocumentChanged()
{
if (FoldingStrategy == null)
{
return;
}
_currentDocument = new WeakReference <TextDocument>(AssociatedObject.Document);
TextDocument document;
if (_currentDocument.TryGetTarget(out document))
{
_currentFoldingManager = FoldingManager.Install(AssociatedObject.TextArea);
FoldingStrategy.UpdateFoldings(_currentFoldingManager, document);
IEnumerable <NewFolding> foldings;
if (_documents.TryGetValue(document, out foldings))
{
_currentFoldingManager.UpdateFoldings(foldings, -1);
}
else
{
_documents.Add(document, Enumerable.Empty <NewFolding>());
}
WeakEventManager <TextDocument, DocumentChangeEventArgs> .AddHandler(document, "Changed", document_Changed);
}
}
/// <summary>
/// Обновить представление
/// </summary>
public virtual void RenderData()
{
if ((foldingManager != null) && (FoldingStrategy != null))
{
FoldingStrategy.UpdateFoldings(foldingManager, textEditor.Document);
}
textEditor.TextArea.TextView.Redraw();
}
/// <summary>
/// Central routine of the folding strategy. Uses the document's syntax tree
/// to calculate all folding positions.
/// </summary>
/// <returns>
/// Enumeration of foldings.
/// </returns>
public IEnumerable <NewFolding> GetNewFoldings()
{
var document = Workspace.CurrentSolution.GetDocument(DocumentId);
//var text = document.GetTextAsync().Result;
var syntaxTree = document.GetSyntaxTreeAsync().Result;
return(FoldingStrategy?.GetNewFoldings(syntaxTree));
}
public JsonViewerWindow()
{
InitializeComponent();
TextBox.SyntaxHighlighting = ICSharpCode.AvalonEdit.Highlighting.HighlightingManager.Instance.GetDefinition("Json");
FoldingManager = FoldingManager.Install(TextBox.TextArea);
FoldingStrategy.UpdateFoldings(FoldingManager, TextBox.Document);
SearchPanel = SearchPanel.Install(TextBox.TextArea);
}
void document_Changed(object sender, DocumentChangeEventArgs e)
{
var document = sender as TextDocument;
if (document == null)
{
return;
}
if (document != AssociatedObject.Document)
{
return;
}
FoldingStrategy.UpdateFoldings(_currentFoldingManager, document);
}
/// <summary>
/// Обновление foldingManager
/// </summary>
protected void UpdateFolding()
{
if (FoldingStrategy != null)
{
if (foldingManager == null)
{
foldingManager = FoldingManager.Install(textEditor.TextArea);
}
FoldingStrategy.UpdateFoldings(foldingManager, textEditor.Document);
}
else
{
if (foldingManager != null)
{
FoldingManager.Uninstall(foldingManager);
foldingManager = null;
}
}
}
protected override void OnTextChanged(EventArgs e)
{
SetCurrentValue(DocumentTextProperty, base.Text);
FoldingStrategy.UpdateFoldings(FoldingManager, Document);
base.OnTextChanged(e);
}
private void UpdateFoldings()
{
FoldingStrategy.UpdateFoldings(_foldingManager, CodeEditor.Document);
}
private void TextBox_TextChanged(object sender, EventArgs e)
{
FoldingStrategy.UpdateFoldings(FoldingManager, TextBox.Document);
}