protected override void OnTemplateApplied(TemplateAppliedEventArgs e)
{
TextView = e.NameScope.Find <TextView>("textView");
LogicalChildren.Add(TextView);
disposables.Add(TextDocumentProperty.Changed.Subscribe(args =>
{
if (args.NewValue != null)
{
// Todo unsubscribe these events.
TextDocument.Changing += (sender, ee) =>
{
TextDocument?.UndoStack.PushOptional(new RestoreCaretAndSelectionUndoAction(this));
if (BeforeTextChangedCommand != null)
{
BeforeTextChangedCommand.Execute(null);
}
};
TextDocument.Changed += (sender, ee) =>
{
InvalidateVisual();
LineHeight = TextView.CharSize.Height;
if (TextChangedCommand != null && TextChangedCommand.CanExecute(null))
{
TextChangedCommand.Execute(null);
}
};
}
}));
}
protected override void OnTemplateApplied(TemplateAppliedEventArgs e)
{
TextView = e.NameScope.Find <TextView>("textView");
TextView.Cursor = new Cursor(StandardCursorType.Ibeam);
//textView.BackgroundRenderers.Clear();
//textView.DocumentLineTransformers.Clear();
//textView.BackgroundRenderers.Add(new SelectedLineBackgroundRenderer());
//textView.BackgroundRenderers.Add(new ColumnLimitBackgroundRenderer());
//textView.BackgroundRenderers.Add(new SelectionBackgroundRenderer());
//textView.DocumentLineTransformers.Add(new SelectedWordTextLineTransformer(this));
disposables.Add(TextDocumentProperty.Changed.Subscribe(args =>
{
if (args.NewValue != null)
{
// Todo unsubscribe these events.
TextDocument.Changing += (sender, ee) =>
{
TextDocument?.UndoStack.StartUndoGroup();
TextDocument?.UndoStack.PushOptional(new RestoreCaretAndSelectionUndoAction(this));
if (BeforeTextChangedCommand != null)
{
BeforeTextChangedCommand.Execute(null);
}
};
TextDocument.Changed += (sender, ee) =>
{
TextDocument?.UndoStack.EndUndoGroup();
InvalidateVisual();
LineHeight = TextView.CharSize.Height;
textChangedDelayTimer.Stop();
textChangedDelayTimer.Start();
};
}
}));
}
public EditorViewModel(EditorModel model) : base(model)
{
disposables = new CompositeDisposable();
highlightingData = new ObservableCollection <OffsetSyntaxHighlightingData>();
BeforeTextChangedCommand = ReactiveCommand.Create();
disposables.Add(BeforeTextChangedCommand.Subscribe(model.OnBeforeTextChanged));
TextChangedCommand = ReactiveCommand.Create();
disposables.Add(TextChangedCommand.Subscribe(model.OnTextChanged));
SaveCommand = ReactiveCommand.Create();
disposables.Add(SaveCommand.Subscribe(param => Save()));
disposables.Add(CloseCommand.Subscribe(_ =>
{
Model.ProjectFile.FileModifiedExternally -= ProjectFile_FileModifiedExternally;
Model.Editor.CaretChangedByPointerClick -= Editor_CaretChangedByPointerClick;
Save();
Model.ShutdownBackgroundWorkers();
Model.UnRegisterLanguageService();
intellisenseManager?.Dispose();
intellisenseManager = null;
Diagnostics?.Clear();
ShellViewModel.Instance.InvalidateErrors();
Model.Dispose();
Intellisense.Dispose();
disposables.Dispose();
Model.TextDocument = null;
}));
AddWatchCommand = ReactiveCommand.Create();
disposables.Add(AddWatchCommand.Subscribe(_ => { IoC.Get <IWatchList>()?.AddWatch(WordAtCaret); }));
tabCharacter = " ";
model.DocumentLoaded += (sender, e) =>
{
model.ProjectFile.FileModifiedExternally -= ProjectFile_FileModifiedExternally;
Model.Editor.CaretChangedByPointerClick -= Editor_CaretChangedByPointerClick;
foreach (var bgRenderer in languageServiceBackgroundRenderers)
{
BackgroundRenderers.Remove(bgRenderer);
}
languageServiceBackgroundRenderers.Clear();
foreach (var transformer in languageServiceDocumentLineTransformers)
{
DocumentLineTransformers.Remove(transformer);
}
languageServiceDocumentLineTransformers.Clear();
if (model.LanguageService != null)
{
languageServiceBackgroundRenderers.AddRange(model.LanguageService.GetBackgroundRenderers(model.ProjectFile));
foreach (var bgRenderer in languageServiceBackgroundRenderers)
{
BackgroundRenderers.Add(bgRenderer);
}
languageServiceDocumentLineTransformers.AddRange(
model.LanguageService.GetDocumentLineTransformers(model.ProjectFile));
foreach (var textTransformer in languageServiceDocumentLineTransformers)
{
DocumentLineTransformers.Add(textTransformer);
}
intellisenseManager = new IntellisenseManager(Model.Editor, Intellisense, Intellisense.CompletionAssistant, model.LanguageService, model.ProjectFile);
EventHandler <KeyEventArgs> tunneledKeyUpHandler = (send, ee) =>
{
if (caretIndex > 0)
{
intellisenseManager.OnKeyUp(ee, CaretIndex, CaretTextLocation.Line, CaretTextLocation.Column);
}
};
EventHandler <KeyEventArgs> tunneledKeyDownHandler = (send, ee) =>
{
if (caretIndex > 0)
{
intellisenseManager.OnKeyDown(ee, CaretIndex, CaretTextLocation.Line, CaretTextLocation.Column);
}
};
EventHandler <TextInputEventArgs> tunneledTextInputHandler = (send, ee) =>
{
if (caretIndex > 0)
{
intellisenseManager.OnTextInput(ee, CaretIndex, CaretTextLocation.Line, CaretTextLocation.Column);
}
};
Model.Editor.CaretChangedByPointerClick += Editor_CaretChangedByPointerClick;
disposables.Add(Model.Editor.AddHandler(InputElement.KeyDownEvent, tunneledKeyDownHandler, RoutingStrategies.Tunnel));
disposables.Add(Model.Editor.AddHandler(InputElement.KeyUpEvent, tunneledKeyUpHandler, RoutingStrategies.Tunnel));
disposables.Add(Model.Editor.AddHandler(InputElement.TextInputEvent, tunneledTextInputHandler, RoutingStrategies.Bubble));
}
model.CodeAnalysisCompleted += (s, ee) =>
{
Diagnostics = model.CodeAnalysisResults.Diagnostics;
HighlightingData =
new ObservableCollection <OffsetSyntaxHighlightingData>(model.CodeAnalysisResults.SyntaxHighlightingData);
IndexItems = new ObservableCollection <IndexEntry>(model.CodeAnalysisResults.IndexItems);
selectedIndexEntry = IndexItems.FirstOrDefault();
this.RaisePropertyChanged(nameof(SelectedIndexEntry));
ShellViewModel.Instance.InvalidateErrors();
};
model.ProjectFile.FileModifiedExternally += ProjectFile_FileModifiedExternally;
TextDocument = model.TextDocument;
Title = Model.ProjectFile.Name;
};
model.TextChanged += (sender, e) =>
{
if (ShellViewModel.Instance.DocumentTabs.TemporaryDocument == this)
{
Dock = Dock.Left;
ShellViewModel.Instance.DocumentTabs.TemporaryDocument = null;
}
IsDirty = model.IsDirty;
};
intellisense = new IntellisenseViewModel(model, this);
documentLineTransformers = new ObservableCollection <IDocumentLineTransformer>();
backgroundRenderers = new ObservableCollection <IBackgroundRenderer>();
backgroundRenderers.Add(new SelectedLineBackgroundRenderer());
DebugLineHighlighter = new SelectedDebugLineBackgroundRenderer();
backgroundRenderers.Add(DebugLineHighlighter);
backgroundRenderers.Add(new ColumnLimitBackgroundRenderer());
wordAtCaretHighlighter = new SelectedWordBackgroundRenderer();
backgroundRenderers.Add(wordAtCaretHighlighter);
backgroundRenderers.Add(new SelectionBackgroundRenderer());
margins = new ObservableCollection <TextViewMargin>();
Dock = Dock.Right;
}
public EditorViewModel(EditorModel model) : base(model)
{
disposables = new CompositeDisposable();
highlightingData = new ObservableCollection <OffsetSyntaxHighlightingData>();
BeforeTextChangedCommand = ReactiveCommand.Create();
disposables.Add(BeforeTextChangedCommand.Subscribe(model.OnBeforeTextChanged));
TextChangedCommand = ReactiveCommand.Create();
disposables.Add(TextChangedCommand.Subscribe(model.OnTextChanged));
SaveCommand = ReactiveCommand.Create();
disposables.Add(SaveCommand.Subscribe(param => Save()));
CloseCommand = ReactiveCommand.Create();
disposables.Add(CloseCommand.Subscribe(_ =>
{
Model.ProjectFile.FileModifiedExternally -= ProjectFile_FileModifiedExternally;
Save();
Model.ShutdownBackgroundWorkers();
Model.UnRegisterLanguageService();
if (ShellViewModel.Instance.DocumentTabs.TemporaryDocument == this)
{
ShellViewModel.Instance.DocumentTabs.TemporaryDocument = null;
}
ShellViewModel.Instance.InvalidateErrors();
Model.Dispose();
Intellisense.Dispose();
disposables.Dispose();
Model.TextDocument = null;
ShellViewModel.Instance.DocumentTabs.Documents.Remove(this);
}));
AddWatchCommand = ReactiveCommand.Create();
disposables.Add(AddWatchCommand.Subscribe(_ => { IoC.Get <IWatchList>()?.AddWatch(WordAtCaret); }));
tabCharacter = " ";
model.DocumentLoaded += (sender, e) =>
{
model.ProjectFile.FileModifiedExternally -= ProjectFile_FileModifiedExternally;
foreach (var bgRenderer in languageServiceBackgroundRenderers)
{
BackgroundRenderers.Remove(bgRenderer);
}
languageServiceBackgroundRenderers.Clear();
foreach (var transformer in languageServiceDocumentLineTransformers)
{
DocumentLineTransformers.Remove(transformer);
}
languageServiceDocumentLineTransformers.Clear();
if (model.LanguageService != null)
{
languageServiceBackgroundRenderers.AddRange(model.LanguageService.GetBackgroundRenderers(model.ProjectFile));
foreach (var bgRenderer in languageServiceBackgroundRenderers)
{
BackgroundRenderers.Add(bgRenderer);
}
languageServiceDocumentLineTransformers.AddRange(
model.LanguageService.GetDocumentLineTransformers(model.ProjectFile));
foreach (var textTransformer in languageServiceDocumentLineTransformers)
{
DocumentLineTransformers.Add(textTransformer);
}
}
model.CodeAnalysisCompleted += (s, ee) =>
{
Diagnostics = model.CodeAnalysisResults.Diagnostics;
foreach (var marker in Diagnostics)
{
if (marker.Length == 0)
{
var line = TextDocument.GetLineByOffset(marker.StartOffset);
var endoffset = TextUtilities.GetNextCaretPosition(TextDocument, marker.StartOffset,
TextUtilities.LogicalDirection.Forward, TextUtilities.CaretPositioningMode.WordBorderOrSymbol);
if (endoffset == -1)
{
marker.Length = line.Length;
}
else
{
marker.EndOffset = endoffset;
}
}
}
HighlightingData =
new ObservableCollection <OffsetSyntaxHighlightingData>(model.CodeAnalysisResults.SyntaxHighlightingData);
IndexItems = new ObservableCollection <IndexEntry>(model.CodeAnalysisResults.IndexItems);
selectedIndexEntry = IndexItems.FirstOrDefault();
this.RaisePropertyChanged(nameof(SelectedIndexEntry));
ShellViewModel.Instance.InvalidateErrors();
};
model.ProjectFile.FileModifiedExternally += ProjectFile_FileModifiedExternally;
TextDocument = model.TextDocument;
this.RaisePropertyChanged(nameof(Title));
};
model.TextChanged += (sender, e) =>
{
if (ShellViewModel.Instance.DocumentTabs.TemporaryDocument == this)
{
Dock = Dock.Left;
ShellViewModel.Instance.DocumentTabs.TemporaryDocument = null;
}
this.RaisePropertyChanged(nameof(Title));
};
intellisense = new IntellisenseViewModel(model, this);
documentLineTransformers = new ObservableCollection <IDocumentLineTransformer>();
backgroundRenderers = new ObservableCollection <IBackgroundRenderer>();
backgroundRenderers.Add(new SelectedLineBackgroundRenderer());
DebugLineHighlighter = new SelectedDebugLineBackgroundRenderer();
backgroundRenderers.Add(DebugLineHighlighter);
backgroundRenderers.Add(new ColumnLimitBackgroundRenderer());
wordAtCaretHighlighter = new SelectedWordBackgroundRenderer();
backgroundRenderers.Add(wordAtCaretHighlighter);
backgroundRenderers.Add(new SelectionBackgroundRenderer());
margins = new ObservableCollection <TextViewMargin>();
dock = Dock.Right;
}