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codeEditorWidget.ts
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2275 lines (1935 loc) · 87.2 KB
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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import 'vs/editor/browser/services/markerDecorations';
import 'vs/css!./media/editor';
import * as nls from 'vs/nls';
import * as dom from 'vs/base/browser/dom';
import { IKeyboardEvent } from 'vs/base/browser/keyboardEvent';
import { IMouseWheelEvent } from 'vs/base/browser/mouseEvent';
import { Color } from 'vs/base/common/color';
import { onUnexpectedError } from 'vs/base/common/errors';
import { Emitter, EmitterOptions, Event, EventDeliveryQueue } from 'vs/base/common/event';
import { hash } from 'vs/base/common/hash';
import { Disposable, IDisposable, dispose, DisposableStore } from 'vs/base/common/lifecycle';
import { Schemas } from 'vs/base/common/network';
import { EditorConfiguration, IEditorConstructionOptions } from 'vs/editor/browser/config/editorConfiguration';
import * as editorBrowser from 'vs/editor/browser/editorBrowser';
import { EditorExtensionsRegistry, IEditorContributionDescription } from 'vs/editor/browser/editorExtensions';
import { ICodeEditorService } from 'vs/editor/browser/services/codeEditorService';
import { ICommandDelegate } from 'vs/editor/browser/view/viewController';
import { IContentWidgetData, IOverlayWidgetData, View } from 'vs/editor/browser/view';
import { ViewUserInputEvents } from 'vs/editor/browser/view/viewUserInputEvents';
import { ConfigurationChangedEvent, EditorLayoutInfo, IEditorOptions, EditorOption, IComputedEditorOptions, FindComputedEditorOptionValueById, filterValidationDecorations } from 'vs/editor/common/config/editorOptions';
import { CursorColumns } from 'vs/editor/common/core/cursorColumns';
import { CursorChangeReason, ICursorPositionChangedEvent, ICursorSelectionChangedEvent } from 'vs/editor/common/cursorEvents';
import { IPosition, Position } from 'vs/editor/common/core/position';
import { IRange, Range } from 'vs/editor/common/core/range';
import { ISelection, Selection } from 'vs/editor/common/core/selection';
import { InternalEditorAction } from 'vs/editor/common/editorAction';
import * as editorCommon from 'vs/editor/common/editorCommon';
import { EditorContextKeys } from 'vs/editor/common/editorContextKeys';
import { EndOfLinePreference, IIdentifiedSingleEditOperation, IModelDecoration, IModelDecorationOptions, IModelDecorationsChangeAccessor, IModelDeltaDecoration, ITextModel, ICursorStateComputer } from 'vs/editor/common/model';
import { IWordAtPosition } from 'vs/editor/common/core/wordHelper';
import { ClassName } from 'vs/editor/common/model/intervalTree';
import { ModelDecorationOptions } from 'vs/editor/common/model/textModel';
import { IModelContentChangedEvent, IModelDecorationsChangedEvent, IModelLanguageChangedEvent, IModelLanguageConfigurationChangedEvent, IModelOptionsChangedEvent, IModelTokensChangedEvent } from 'vs/editor/common/textModelEvents';
import { editorUnnecessaryCodeOpacity } from 'vs/editor/common/core/editorColorRegistry';
import { editorErrorForeground, editorHintForeground, editorInfoForeground, editorWarningForeground } from 'vs/platform/theme/common/colorRegistry';
import { VerticalRevealType } from 'vs/editor/common/viewEvents';
import { ViewModel } from 'vs/editor/common/viewModel/viewModelImpl';
import { ICommandService } from 'vs/platform/commands/common/commands';
import { IContextKey, IContextKeyService } from 'vs/platform/contextkey/common/contextkey';
import { IInstantiationService, ServicesAccessor } from 'vs/platform/instantiation/common/instantiation';
import { ServiceCollection } from 'vs/platform/instantiation/common/serviceCollection';
import { INotificationService, Severity } from 'vs/platform/notification/common/notification';
import { IThemeService, registerThemingParticipant } from 'vs/platform/theme/common/themeService';
import { IAccessibilityService } from 'vs/platform/accessibility/common/accessibility';
import { withNullAsUndefined } from 'vs/base/common/types';
import { MonospaceLineBreaksComputerFactory } from 'vs/editor/common/viewModel/monospaceLineBreaksComputer';
import { DOMLineBreaksComputerFactory } from 'vs/editor/browser/view/domLineBreaksComputer';
import { WordOperations } from 'vs/editor/common/cursor/cursorWordOperations';
import { IEditorWhitespace, IViewModel } from 'vs/editor/common/viewModel';
import { OutgoingViewModelEventKind } from 'vs/editor/common/viewModelEventDispatcher';
import { ILanguageConfigurationService } from 'vs/editor/common/languages/languageConfigurationRegistry';
import { applyFontInfo } from 'vs/editor/browser/config/domFontInfo';
import { IEditorConfiguration } from 'vs/editor/common/config/editorConfiguration';
import { IDimension } from 'vs/editor/common/core/dimension';
import { ILanguageFeaturesService } from 'vs/editor/common/services/languageFeatures';
import { CodeEditorContributions } from 'vs/editor/browser/widget/codeEditorContributions';
let EDITOR_ID = 0;
export interface ICodeEditorWidgetOptions {
/**
* Is this a simple widget (not a real code editor)?
* Defaults to false.
*/
isSimpleWidget?: boolean;
/**
* Contributions to instantiate.
* Defaults to EditorExtensionsRegistry.getEditorContributions().
*/
contributions?: IEditorContributionDescription[];
/**
* Telemetry data associated with this CodeEditorWidget.
* Defaults to null.
*/
telemetryData?: object;
}
class ModelData {
public readonly model: ITextModel;
public readonly viewModel: ViewModel;
public readonly view: View;
public readonly hasRealView: boolean;
public readonly listenersToRemove: IDisposable[];
constructor(model: ITextModel, viewModel: ViewModel, view: View, hasRealView: boolean, listenersToRemove: IDisposable[]) {
this.model = model;
this.viewModel = viewModel;
this.view = view;
this.hasRealView = hasRealView;
this.listenersToRemove = listenersToRemove;
}
public dispose(): void {
dispose(this.listenersToRemove);
this.model.onBeforeDetached();
if (this.hasRealView) {
this.view.dispose();
}
this.viewModel.dispose();
}
}
export class CodeEditorWidget extends Disposable implements editorBrowser.ICodeEditor {
private static readonly dropIntoEditorDecorationOptions = ModelDecorationOptions.register({
description: 'workbench-dnd-target',
className: 'dnd-target'
});
//#region Eventing
private readonly _deliveryQueue = new EventDeliveryQueue();
protected readonly _contributions: CodeEditorContributions = this._register(new CodeEditorContributions());
private readonly _onDidDispose: Emitter<void> = this._register(new Emitter<void>());
public readonly onDidDispose: Event<void> = this._onDidDispose.event;
private readonly _onDidChangeModelContent: Emitter<IModelContentChangedEvent> = this._register(new Emitter<IModelContentChangedEvent>({ deliveryQueue: this._deliveryQueue }));
public readonly onDidChangeModelContent: Event<IModelContentChangedEvent> = this._onDidChangeModelContent.event;
private readonly _onDidChangeModelLanguage: Emitter<IModelLanguageChangedEvent> = this._register(new Emitter<IModelLanguageChangedEvent>({ deliveryQueue: this._deliveryQueue }));
public readonly onDidChangeModelLanguage: Event<IModelLanguageChangedEvent> = this._onDidChangeModelLanguage.event;
private readonly _onDidChangeModelLanguageConfiguration: Emitter<IModelLanguageConfigurationChangedEvent> = this._register(new Emitter<IModelLanguageConfigurationChangedEvent>({ deliveryQueue: this._deliveryQueue }));
public readonly onDidChangeModelLanguageConfiguration: Event<IModelLanguageConfigurationChangedEvent> = this._onDidChangeModelLanguageConfiguration.event;
private readonly _onDidChangeModelOptions: Emitter<IModelOptionsChangedEvent> = this._register(new Emitter<IModelOptionsChangedEvent>({ deliveryQueue: this._deliveryQueue }));
public readonly onDidChangeModelOptions: Event<IModelOptionsChangedEvent> = this._onDidChangeModelOptions.event;
private readonly _onDidChangeModelDecorations: Emitter<IModelDecorationsChangedEvent> = this._register(new Emitter<IModelDecorationsChangedEvent>({ deliveryQueue: this._deliveryQueue }));
public readonly onDidChangeModelDecorations: Event<IModelDecorationsChangedEvent> = this._onDidChangeModelDecorations.event;
private readonly _onDidChangeModelTokens: Emitter<IModelTokensChangedEvent> = this._register(new Emitter<IModelTokensChangedEvent>({ deliveryQueue: this._deliveryQueue }));
public readonly onDidChangeModelTokens: Event<IModelTokensChangedEvent> = this._onDidChangeModelTokens.event;
private readonly _onDidChangeConfiguration: Emitter<ConfigurationChangedEvent> = this._register(new Emitter<ConfigurationChangedEvent>({ deliveryQueue: this._deliveryQueue }));
public readonly onDidChangeConfiguration: Event<ConfigurationChangedEvent> = this._onDidChangeConfiguration.event;
protected readonly _onDidChangeModel: Emitter<editorCommon.IModelChangedEvent> = this._register(new Emitter<editorCommon.IModelChangedEvent>({ deliveryQueue: this._deliveryQueue }));
public readonly onDidChangeModel: Event<editorCommon.IModelChangedEvent> = this._onDidChangeModel.event;
private readonly _onDidChangeCursorPosition: Emitter<ICursorPositionChangedEvent> = this._register(new Emitter<ICursorPositionChangedEvent>({ deliveryQueue: this._deliveryQueue }));
public readonly onDidChangeCursorPosition: Event<ICursorPositionChangedEvent> = this._onDidChangeCursorPosition.event;
private readonly _onDidChangeCursorSelection: Emitter<ICursorSelectionChangedEvent> = this._register(new Emitter<ICursorSelectionChangedEvent>({ deliveryQueue: this._deliveryQueue }));
public readonly onDidChangeCursorSelection: Event<ICursorSelectionChangedEvent> = this._onDidChangeCursorSelection.event;
private readonly _onDidAttemptReadOnlyEdit: Emitter<void> = this._register(new InteractionEmitter<void>(this._contributions, this._deliveryQueue));
public readonly onDidAttemptReadOnlyEdit: Event<void> = this._onDidAttemptReadOnlyEdit.event;
private readonly _onDidLayoutChange: Emitter<EditorLayoutInfo> = this._register(new Emitter<EditorLayoutInfo>({ deliveryQueue: this._deliveryQueue }));
public readonly onDidLayoutChange: Event<EditorLayoutInfo> = this._onDidLayoutChange.event;
private readonly _editorTextFocus: BooleanEventEmitter = this._register(new BooleanEventEmitter({ deliveryQueue: this._deliveryQueue }));
public readonly onDidFocusEditorText: Event<void> = this._editorTextFocus.onDidChangeToTrue;
public readonly onDidBlurEditorText: Event<void> = this._editorTextFocus.onDidChangeToFalse;
private readonly _editorWidgetFocus: BooleanEventEmitter = this._register(new BooleanEventEmitter({ deliveryQueue: this._deliveryQueue }));
public readonly onDidFocusEditorWidget: Event<void> = this._editorWidgetFocus.onDidChangeToTrue;
public readonly onDidBlurEditorWidget: Event<void> = this._editorWidgetFocus.onDidChangeToFalse;
private readonly _onWillType: Emitter<string> = this._register(new InteractionEmitter<string>(this._contributions, this._deliveryQueue));
public readonly onWillType = this._onWillType.event;
private readonly _onDidType: Emitter<string> = this._register(new InteractionEmitter<string>(this._contributions, this._deliveryQueue));
public readonly onDidType = this._onDidType.event;
private readonly _onDidCompositionStart: Emitter<void> = this._register(new InteractionEmitter<void>(this._contributions, this._deliveryQueue));
public readonly onDidCompositionStart = this._onDidCompositionStart.event;
private readonly _onDidCompositionEnd: Emitter<void> = this._register(new InteractionEmitter<void>(this._contributions, this._deliveryQueue));
public readonly onDidCompositionEnd = this._onDidCompositionEnd.event;
private readonly _onDidPaste: Emitter<editorBrowser.IPasteEvent> = this._register(new InteractionEmitter<editorBrowser.IPasteEvent>(this._contributions, this._deliveryQueue));
public readonly onDidPaste = this._onDidPaste.event;
private readonly _onMouseUp: Emitter<editorBrowser.IEditorMouseEvent> = this._register(new InteractionEmitter<editorBrowser.IEditorMouseEvent>(this._contributions, this._deliveryQueue));
public readonly onMouseUp: Event<editorBrowser.IEditorMouseEvent> = this._onMouseUp.event;
private readonly _onMouseDown: Emitter<editorBrowser.IEditorMouseEvent> = this._register(new InteractionEmitter<editorBrowser.IEditorMouseEvent>(this._contributions, this._deliveryQueue));
public readonly onMouseDown: Event<editorBrowser.IEditorMouseEvent> = this._onMouseDown.event;
private readonly _onMouseDrag: Emitter<editorBrowser.IEditorMouseEvent> = this._register(new InteractionEmitter<editorBrowser.IEditorMouseEvent>(this._contributions, this._deliveryQueue));
public readonly onMouseDrag: Event<editorBrowser.IEditorMouseEvent> = this._onMouseDrag.event;
private readonly _onMouseDrop: Emitter<editorBrowser.IPartialEditorMouseEvent> = this._register(new InteractionEmitter<editorBrowser.IPartialEditorMouseEvent>(this._contributions, this._deliveryQueue));
public readonly onMouseDrop: Event<editorBrowser.IPartialEditorMouseEvent> = this._onMouseDrop.event;
private readonly _onMouseDropCanceled: Emitter<void> = this._register(new InteractionEmitter<void>(this._contributions, this._deliveryQueue));
public readonly onMouseDropCanceled: Event<void> = this._onMouseDropCanceled.event;
private readonly _onDropIntoEditor = this._register(new InteractionEmitter<{ readonly position: IPosition; readonly event: DragEvent }>(this._contributions, this._deliveryQueue));
public readonly onDropIntoEditor = this._onDropIntoEditor.event;
private readonly _onContextMenu: Emitter<editorBrowser.IEditorMouseEvent> = this._register(new InteractionEmitter<editorBrowser.IEditorMouseEvent>(this._contributions, this._deliveryQueue));
public readonly onContextMenu: Event<editorBrowser.IEditorMouseEvent> = this._onContextMenu.event;
private readonly _onMouseMove: Emitter<editorBrowser.IEditorMouseEvent> = this._register(new InteractionEmitter<editorBrowser.IEditorMouseEvent>(this._contributions, this._deliveryQueue));
public readonly onMouseMove: Event<editorBrowser.IEditorMouseEvent> = this._onMouseMove.event;
private readonly _onMouseLeave: Emitter<editorBrowser.IPartialEditorMouseEvent> = this._register(new InteractionEmitter<editorBrowser.IPartialEditorMouseEvent>(this._contributions, this._deliveryQueue));
public readonly onMouseLeave: Event<editorBrowser.IPartialEditorMouseEvent> = this._onMouseLeave.event;
private readonly _onMouseWheel: Emitter<IMouseWheelEvent> = this._register(new InteractionEmitter<IMouseWheelEvent>(this._contributions, this._deliveryQueue));
public readonly onMouseWheel: Event<IMouseWheelEvent> = this._onMouseWheel.event;
private readonly _onKeyUp: Emitter<IKeyboardEvent> = this._register(new InteractionEmitter<IKeyboardEvent>(this._contributions, this._deliveryQueue));
public readonly onKeyUp: Event<IKeyboardEvent> = this._onKeyUp.event;
private readonly _onKeyDown: Emitter<IKeyboardEvent> = this._register(new InteractionEmitter<IKeyboardEvent>(this._contributions, this._deliveryQueue));
public readonly onKeyDown: Event<IKeyboardEvent> = this._onKeyDown.event;
private readonly _onDidContentSizeChange: Emitter<editorCommon.IContentSizeChangedEvent> = this._register(new Emitter<editorCommon.IContentSizeChangedEvent>({ deliveryQueue: this._deliveryQueue }));
public readonly onDidContentSizeChange: Event<editorCommon.IContentSizeChangedEvent> = this._onDidContentSizeChange.event;
private readonly _onDidScrollChange: Emitter<editorCommon.IScrollEvent> = this._register(new Emitter<editorCommon.IScrollEvent>({ deliveryQueue: this._deliveryQueue }));
public readonly onDidScrollChange: Event<editorCommon.IScrollEvent> = this._onDidScrollChange.event;
private readonly _onDidChangeViewZones: Emitter<void> = this._register(new Emitter<void>({ deliveryQueue: this._deliveryQueue }));
public readonly onDidChangeViewZones: Event<void> = this._onDidChangeViewZones.event;
private readonly _onDidChangeHiddenAreas: Emitter<void> = this._register(new Emitter<void>({ deliveryQueue: this._deliveryQueue }));
public readonly onDidChangeHiddenAreas: Event<void> = this._onDidChangeHiddenAreas.event;
//#endregion
public get isSimpleWidget(): boolean {
return this._configuration.isSimpleWidget;
}
private readonly _telemetryData?: object;
private readonly _domElement: HTMLElement;
private readonly _overflowWidgetsDomNode: HTMLElement | undefined;
private readonly _id: number;
private readonly _configuration: IEditorConfiguration;
protected readonly _actions = new Map<string, editorCommon.IEditorAction>();
// --- Members logically associated to a model
protected _modelData: ModelData | null;
protected readonly _instantiationService: IInstantiationService;
protected readonly _contextKeyService: IContextKeyService;
private readonly _notificationService: INotificationService;
protected readonly _codeEditorService: ICodeEditorService;
private readonly _commandService: ICommandService;
private readonly _themeService: IThemeService;
private readonly _focusTracker: CodeEditorWidgetFocusTracker;
private _contentWidgets: { [key: string]: IContentWidgetData };
private _overlayWidgets: { [key: string]: IOverlayWidgetData };
/**
* map from "parent" decoration type to live decoration ids.
*/
private _decorationTypeKeysToIds: { [decorationTypeKey: string]: string[] };
private _decorationTypeSubtypes: { [decorationTypeKey: string]: { [subtype: string]: boolean } };
private _bannerDomNode: HTMLElement | null = null;
private _dropIntoEditorDecorations: EditorDecorationsCollection = this.createDecorationsCollection();
constructor(
domElement: HTMLElement,
_options: Readonly<IEditorConstructionOptions>,
codeEditorWidgetOptions: ICodeEditorWidgetOptions,
@IInstantiationService instantiationService: IInstantiationService,
@ICodeEditorService codeEditorService: ICodeEditorService,
@ICommandService commandService: ICommandService,
@IContextKeyService contextKeyService: IContextKeyService,
@IThemeService themeService: IThemeService,
@INotificationService notificationService: INotificationService,
@IAccessibilityService accessibilityService: IAccessibilityService,
@ILanguageConfigurationService private readonly languageConfigurationService: ILanguageConfigurationService,
@ILanguageFeaturesService languageFeaturesService: ILanguageFeaturesService,
) {
super();
const options = { ..._options };
this._domElement = domElement;
this._overflowWidgetsDomNode = options.overflowWidgetsDomNode;
delete options.overflowWidgetsDomNode;
this._id = (++EDITOR_ID);
this._decorationTypeKeysToIds = {};
this._decorationTypeSubtypes = {};
this._telemetryData = codeEditorWidgetOptions.telemetryData;
this._configuration = this._register(this._createConfiguration(codeEditorWidgetOptions.isSimpleWidget || false, options, accessibilityService));
this._register(this._configuration.onDidChange((e) => {
this._onDidChangeConfiguration.fire(e);
const options = this._configuration.options;
if (e.hasChanged(EditorOption.layoutInfo)) {
const layoutInfo = options.get(EditorOption.layoutInfo);
this._onDidLayoutChange.fire(layoutInfo);
}
}));
this._contextKeyService = this._register(contextKeyService.createScoped(this._domElement));
this._notificationService = notificationService;
this._codeEditorService = codeEditorService;
this._commandService = commandService;
this._themeService = themeService;
this._register(new EditorContextKeysManager(this, this._contextKeyService));
this._register(new EditorModeContext(this, this._contextKeyService, languageFeaturesService));
this._instantiationService = instantiationService.createChild(new ServiceCollection([IContextKeyService, this._contextKeyService]));
this._modelData = null;
this._focusTracker = new CodeEditorWidgetFocusTracker(domElement);
this._register(this._focusTracker.onChange(() => {
this._editorWidgetFocus.setValue(this._focusTracker.hasFocus());
}));
this._contentWidgets = {};
this._overlayWidgets = {};
let contributions: IEditorContributionDescription[];
if (Array.isArray(codeEditorWidgetOptions.contributions)) {
contributions = codeEditorWidgetOptions.contributions;
} else {
contributions = EditorExtensionsRegistry.getEditorContributions();
}
this._contributions.initialize(this, contributions, this._instantiationService);
for (const action of EditorExtensionsRegistry.getEditorActions()) {
if (this._actions.has(action.id)) {
onUnexpectedError(new Error(`Cannot have two actions with the same id ${action.id}`));
continue;
}
const internalAction = new InternalEditorAction(
action.id,
action.label,
action.alias,
withNullAsUndefined(action.precondition),
(): Promise<void> => {
return this._instantiationService.invokeFunction((accessor) => {
return Promise.resolve(action.runEditorCommand(accessor, this, null));
});
},
this._contextKeyService
);
this._actions.set(internalAction.id, internalAction);
}
const isDropIntoEnabled = () => {
return !this._configuration.options.get(EditorOption.readOnly)
&& this._configuration.options.get(EditorOption.dropIntoEditor).enabled;
};
this._register(new dom.DragAndDropObserver(this._domElement, {
onDragEnter: () => undefined,
onDragOver: e => {
if (!isDropIntoEnabled()) {
return;
}
const target = this.getTargetAtClientPoint(e.clientX, e.clientY);
if (target?.position) {
this.showDropIndicatorAt(target.position);
}
},
onDrop: async e => {
if (!isDropIntoEnabled()) {
return;
}
this.removeDropIndicator();
if (!e.dataTransfer) {
return;
}
const target = this.getTargetAtClientPoint(e.clientX, e.clientY);
if (target?.position) {
this._onDropIntoEditor.fire({ position: target.position, event: e });
}
},
onDragLeave: () => {
this.removeDropIndicator();
},
onDragEnd: () => {
this.removeDropIndicator();
},
}));
this._codeEditorService.addCodeEditor(this);
}
protected _createConfiguration(isSimpleWidget: boolean, options: Readonly<IEditorConstructionOptions>, accessibilityService: IAccessibilityService): EditorConfiguration {
return new EditorConfiguration(isSimpleWidget, options, this._domElement, accessibilityService);
}
public getId(): string {
return this.getEditorType() + ':' + this._id;
}
public getEditorType(): string {
return editorCommon.EditorType.ICodeEditor;
}
public override dispose(): void {
this._codeEditorService.removeCodeEditor(this);
this._focusTracker.dispose();
this._actions.clear();
this._contentWidgets = {};
this._overlayWidgets = {};
this._removeDecorationTypes();
this._postDetachModelCleanup(this._detachModel());
this._onDidDispose.fire();
super.dispose();
}
public invokeWithinContext<T>(fn: (accessor: ServicesAccessor) => T): T {
return this._instantiationService.invokeFunction(fn);
}
public updateOptions(newOptions: Readonly<IEditorOptions> | undefined): void {
this._configuration.updateOptions(newOptions || {});
}
public getOptions(): IComputedEditorOptions {
return this._configuration.options;
}
public getOption<T extends EditorOption>(id: T): FindComputedEditorOptionValueById<T> {
return this._configuration.options.get(id);
}
public getRawOptions(): IEditorOptions {
return this._configuration.getRawOptions();
}
public getOverflowWidgetsDomNode(): HTMLElement | undefined {
return this._overflowWidgetsDomNode;
}
public getConfiguredWordAtPosition(position: Position): IWordAtPosition | null {
if (!this._modelData) {
return null;
}
return WordOperations.getWordAtPosition(this._modelData.model, this._configuration.options.get(EditorOption.wordSeparators), position);
}
public getValue(options: { preserveBOM: boolean; lineEnding: string } | null = null): string {
if (!this._modelData) {
return '';
}
const preserveBOM: boolean = (options && options.preserveBOM) ? true : false;
let eolPreference = EndOfLinePreference.TextDefined;
if (options && options.lineEnding && options.lineEnding === '\n') {
eolPreference = EndOfLinePreference.LF;
} else if (options && options.lineEnding && options.lineEnding === '\r\n') {
eolPreference = EndOfLinePreference.CRLF;
}
return this._modelData.model.getValue(eolPreference, preserveBOM);
}
public setValue(newValue: string): void {
if (!this._modelData) {
return;
}
this._modelData.model.setValue(newValue);
}
public getModel(): ITextModel | null {
if (!this._modelData) {
return null;
}
return this._modelData.model;
}
public setModel(_model: ITextModel | editorCommon.IDiffEditorModel | null = null): void {
const model = <ITextModel | null>_model;
if (this._modelData === null && model === null) {
// Current model is the new model
return;
}
if (this._modelData && this._modelData.model === model) {
// Current model is the new model
return;
}
const hasTextFocus = this.hasTextFocus();
const detachedModel = this._detachModel();
this._attachModel(model);
if (hasTextFocus && this.hasModel()) {
this.focus();
}
const e: editorCommon.IModelChangedEvent = {
oldModelUrl: detachedModel ? detachedModel.uri : null,
newModelUrl: model ? model.uri : null
};
this._removeDecorationTypes();
this._onDidChangeModel.fire(e);
this._postDetachModelCleanup(detachedModel);
this._contributions.onAfterModelAttached();
}
private _removeDecorationTypes(): void {
this._decorationTypeKeysToIds = {};
if (this._decorationTypeSubtypes) {
for (const decorationType in this._decorationTypeSubtypes) {
const subTypes = this._decorationTypeSubtypes[decorationType];
for (const subType in subTypes) {
this._removeDecorationType(decorationType + '-' + subType);
}
}
this._decorationTypeSubtypes = {};
}
}
public getVisibleRanges(): Range[] {
if (!this._modelData) {
return [];
}
return this._modelData.viewModel.getVisibleRanges();
}
public getVisibleRangesPlusViewportAboveBelow(): Range[] {
if (!this._modelData) {
return [];
}
return this._modelData.viewModel.getVisibleRangesPlusViewportAboveBelow();
}
public getWhitespaces(): IEditorWhitespace[] {
if (!this._modelData) {
return [];
}
return this._modelData.viewModel.viewLayout.getWhitespaces();
}
private static _getVerticalOffsetAfterPosition(modelData: ModelData, modelLineNumber: number, modelColumn: number, includeViewZones: boolean): number {
const modelPosition = modelData.model.validatePosition({
lineNumber: modelLineNumber,
column: modelColumn
});
const viewPosition = modelData.viewModel.coordinatesConverter.convertModelPositionToViewPosition(modelPosition);
return modelData.viewModel.viewLayout.getVerticalOffsetAfterLineNumber(viewPosition.lineNumber, includeViewZones);
}
public getTopForLineNumber(lineNumber: number, includeViewZones: boolean = false): number {
if (!this._modelData) {
return -1;
}
return CodeEditorWidget._getVerticalOffsetForPosition(this._modelData, lineNumber, 1, includeViewZones);
}
public getTopForPosition(lineNumber: number, column: number): number {
if (!this._modelData) {
return -1;
}
return CodeEditorWidget._getVerticalOffsetForPosition(this._modelData, lineNumber, column, false);
}
private static _getVerticalOffsetForPosition(modelData: ModelData, modelLineNumber: number, modelColumn: number, includeViewZones: boolean = false): number {
const modelPosition = modelData.model.validatePosition({
lineNumber: modelLineNumber,
column: modelColumn
});
const viewPosition = modelData.viewModel.coordinatesConverter.convertModelPositionToViewPosition(modelPosition);
return modelData.viewModel.viewLayout.getVerticalOffsetForLineNumber(viewPosition.lineNumber, includeViewZones);
}
public getBottomForLineNumber(lineNumber: number, includeViewZones: boolean = false): number {
if (!this._modelData) {
return -1;
}
return CodeEditorWidget._getVerticalOffsetAfterPosition(this._modelData, lineNumber, 1, includeViewZones);
}
public setHiddenAreas(ranges: IRange[], source?: unknown): void {
this._modelData?.viewModel.setHiddenAreas(ranges.map(r => Range.lift(r)), source);
}
public getVisibleColumnFromPosition(rawPosition: IPosition): number {
if (!this._modelData) {
return rawPosition.column;
}
const position = this._modelData.model.validatePosition(rawPosition);
const tabSize = this._modelData.model.getOptions().tabSize;
return CursorColumns.visibleColumnFromColumn(this._modelData.model.getLineContent(position.lineNumber), position.column, tabSize) + 1;
}
public getStatusbarColumn(rawPosition: IPosition): number {
if (!this._modelData) {
return rawPosition.column;
}
const position = this._modelData.model.validatePosition(rawPosition);
const tabSize = this._modelData.model.getOptions().tabSize;
return CursorColumns.toStatusbarColumn(this._modelData.model.getLineContent(position.lineNumber), position.column, tabSize);
}
public getPosition(): Position | null {
if (!this._modelData) {
return null;
}
return this._modelData.viewModel.getPosition();
}
public setPosition(position: IPosition, source: string = 'api'): void {
if (!this._modelData) {
return;
}
if (!Position.isIPosition(position)) {
throw new Error('Invalid arguments');
}
this._modelData.viewModel.setSelections(source, [{
selectionStartLineNumber: position.lineNumber,
selectionStartColumn: position.column,
positionLineNumber: position.lineNumber,
positionColumn: position.column
}]);
}
private _sendRevealRange(modelRange: Range, verticalType: VerticalRevealType, revealHorizontal: boolean, scrollType: editorCommon.ScrollType): void {
if (!this._modelData) {
return;
}
if (!Range.isIRange(modelRange)) {
throw new Error('Invalid arguments');
}
const validatedModelRange = this._modelData.model.validateRange(modelRange);
const viewRange = this._modelData.viewModel.coordinatesConverter.convertModelRangeToViewRange(validatedModelRange);
this._modelData.viewModel.revealRange('api', revealHorizontal, viewRange, verticalType, scrollType);
}
public revealLine(lineNumber: number, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealLine(lineNumber, VerticalRevealType.Simple, scrollType);
}
public revealLineInCenter(lineNumber: number, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealLine(lineNumber, VerticalRevealType.Center, scrollType);
}
public revealLineInCenterIfOutsideViewport(lineNumber: number, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealLine(lineNumber, VerticalRevealType.CenterIfOutsideViewport, scrollType);
}
public revealLineNearTop(lineNumber: number, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealLine(lineNumber, VerticalRevealType.NearTop, scrollType);
}
private _revealLine(lineNumber: number, revealType: VerticalRevealType, scrollType: editorCommon.ScrollType): void {
if (typeof lineNumber !== 'number') {
throw new Error('Invalid arguments');
}
this._sendRevealRange(
new Range(lineNumber, 1, lineNumber, 1),
revealType,
false,
scrollType
);
}
public revealPosition(position: IPosition, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealPosition(
position,
VerticalRevealType.Simple,
true,
scrollType
);
}
public revealPositionInCenter(position: IPosition, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealPosition(
position,
VerticalRevealType.Center,
true,
scrollType
);
}
public revealPositionInCenterIfOutsideViewport(position: IPosition, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealPosition(
position,
VerticalRevealType.CenterIfOutsideViewport,
true,
scrollType
);
}
public revealPositionNearTop(position: IPosition, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealPosition(
position,
VerticalRevealType.NearTop,
true,
scrollType
);
}
private _revealPosition(position: IPosition, verticalType: VerticalRevealType, revealHorizontal: boolean, scrollType: editorCommon.ScrollType): void {
if (!Position.isIPosition(position)) {
throw new Error('Invalid arguments');
}
this._sendRevealRange(
new Range(position.lineNumber, position.column, position.lineNumber, position.column),
verticalType,
revealHorizontal,
scrollType
);
}
public getSelection(): Selection | null {
if (!this._modelData) {
return null;
}
return this._modelData.viewModel.getSelection();
}
public getSelections(): Selection[] | null {
if (!this._modelData) {
return null;
}
return this._modelData.viewModel.getSelections();
}
public setSelection(range: IRange, source?: string): void;
public setSelection(editorRange: Range, source?: string): void;
public setSelection(selection: ISelection, source?: string): void;
public setSelection(editorSelection: Selection, source?: string): void;
public setSelection(something: any, source: string = 'api'): void {
const isSelection = Selection.isISelection(something);
const isRange = Range.isIRange(something);
if (!isSelection && !isRange) {
throw new Error('Invalid arguments');
}
if (isSelection) {
this._setSelectionImpl(<ISelection>something, source);
} else if (isRange) {
// act as if it was an IRange
const selection: ISelection = {
selectionStartLineNumber: something.startLineNumber,
selectionStartColumn: something.startColumn,
positionLineNumber: something.endLineNumber,
positionColumn: something.endColumn
};
this._setSelectionImpl(selection, source);
}
}
private _setSelectionImpl(sel: ISelection, source: string): void {
if (!this._modelData) {
return;
}
const selection = new Selection(sel.selectionStartLineNumber, sel.selectionStartColumn, sel.positionLineNumber, sel.positionColumn);
this._modelData.viewModel.setSelections(source, [selection]);
}
public revealLines(startLineNumber: number, endLineNumber: number, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealLines(
startLineNumber,
endLineNumber,
VerticalRevealType.Simple,
scrollType
);
}
public revealLinesInCenter(startLineNumber: number, endLineNumber: number, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealLines(
startLineNumber,
endLineNumber,
VerticalRevealType.Center,
scrollType
);
}
public revealLinesInCenterIfOutsideViewport(startLineNumber: number, endLineNumber: number, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealLines(
startLineNumber,
endLineNumber,
VerticalRevealType.CenterIfOutsideViewport,
scrollType
);
}
public revealLinesNearTop(startLineNumber: number, endLineNumber: number, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealLines(
startLineNumber,
endLineNumber,
VerticalRevealType.NearTop,
scrollType
);
}
private _revealLines(startLineNumber: number, endLineNumber: number, verticalType: VerticalRevealType, scrollType: editorCommon.ScrollType): void {
if (typeof startLineNumber !== 'number' || typeof endLineNumber !== 'number') {
throw new Error('Invalid arguments');
}
this._sendRevealRange(
new Range(startLineNumber, 1, endLineNumber, 1),
verticalType,
false,
scrollType
);
}
public revealRange(range: IRange, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth, revealVerticalInCenter: boolean = false, revealHorizontal: boolean = true): void {
this._revealRange(
range,
revealVerticalInCenter ? VerticalRevealType.Center : VerticalRevealType.Simple,
revealHorizontal,
scrollType
);
}
public revealRangeInCenter(range: IRange, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealRange(
range,
VerticalRevealType.Center,
true,
scrollType
);
}
public revealRangeInCenterIfOutsideViewport(range: IRange, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealRange(
range,
VerticalRevealType.CenterIfOutsideViewport,
true,
scrollType
);
}
public revealRangeNearTop(range: IRange, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealRange(
range,
VerticalRevealType.NearTop,
true,
scrollType
);
}
public revealRangeNearTopIfOutsideViewport(range: IRange, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealRange(
range,
VerticalRevealType.NearTopIfOutsideViewport,
true,
scrollType
);
}
public revealRangeAtTop(range: IRange, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Smooth): void {
this._revealRange(
range,
VerticalRevealType.Top,
true,
scrollType
);
}
private _revealRange(range: IRange, verticalType: VerticalRevealType, revealHorizontal: boolean, scrollType: editorCommon.ScrollType): void {
if (!Range.isIRange(range)) {
throw new Error('Invalid arguments');
}
this._sendRevealRange(
Range.lift(range),
verticalType,
revealHorizontal,
scrollType
);
}
public setSelections(ranges: readonly ISelection[], source: string = 'api', reason = CursorChangeReason.NotSet): void {
if (!this._modelData) {
return;
}
if (!ranges || ranges.length === 0) {
throw new Error('Invalid arguments');
}
for (let i = 0, len = ranges.length; i < len; i++) {
if (!Selection.isISelection(ranges[i])) {
throw new Error('Invalid arguments');
}
}
this._modelData.viewModel.setSelections(source, ranges, reason);
}
public getContentWidth(): number {
if (!this._modelData) {
return -1;
}
return this._modelData.viewModel.viewLayout.getContentWidth();
}
public getScrollWidth(): number {
if (!this._modelData) {
return -1;
}
return this._modelData.viewModel.viewLayout.getScrollWidth();
}
public getScrollLeft(): number {
if (!this._modelData) {
return -1;
}
return this._modelData.viewModel.viewLayout.getCurrentScrollLeft();
}
public getContentHeight(): number {
if (!this._modelData) {
return -1;
}
return this._modelData.viewModel.viewLayout.getContentHeight();
}
public getScrollHeight(): number {
if (!this._modelData) {
return -1;
}
return this._modelData.viewModel.viewLayout.getScrollHeight();
}
public getScrollTop(): number {
if (!this._modelData) {
return -1;
}
return this._modelData.viewModel.viewLayout.getCurrentScrollTop();
}
public setScrollLeft(newScrollLeft: number, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Immediate): void {
if (!this._modelData) {
return;
}
if (typeof newScrollLeft !== 'number') {
throw new Error('Invalid arguments');
}
this._modelData.viewModel.viewLayout.setScrollPosition({
scrollLeft: newScrollLeft
}, scrollType);
}
public setScrollTop(newScrollTop: number, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Immediate): void {
if (!this._modelData) {
return;
}
if (typeof newScrollTop !== 'number') {
throw new Error('Invalid arguments');
}
this._modelData.viewModel.viewLayout.setScrollPosition({
scrollTop: newScrollTop
}, scrollType);
}
public setScrollPosition(position: editorCommon.INewScrollPosition, scrollType: editorCommon.ScrollType = editorCommon.ScrollType.Immediate): void {
if (!this._modelData) {
return;
}
this._modelData.viewModel.viewLayout.setScrollPosition(position, scrollType);
}
public saveViewState(): editorCommon.ICodeEditorViewState | null {
if (!this._modelData) {
return null;
}
const contributionsState = this._contributions.saveViewState();
const cursorState = this._modelData.viewModel.saveCursorState();
const viewState = this._modelData.viewModel.saveState();
return {
cursorState: cursorState,
viewState: viewState,
contributionsState: contributionsState
};
}
public restoreViewState(s: editorCommon.IEditorViewState | null): void {
if (!this._modelData || !this._modelData.hasRealView) {
return;
}
const codeEditorState = s as editorCommon.ICodeEditorViewState | null;
if (codeEditorState && codeEditorState.cursorState && codeEditorState.viewState) {
const cursorState = <any>codeEditorState.cursorState;
if (Array.isArray(cursorState)) {
if (cursorState.length > 0) {