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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 * as dom from 'vs/base/browser/dom';
import { MarkdownString } from 'vs/base/common/htmlContent';
import { DisposableStore, IDisposable } from 'vs/base/common/lifecycle';
import { MarkdownRenderer } from 'vs/editor/contrib/markdownRenderer/browser/markdownRenderer';
import { ICodeEditor, IEditorMouseEvent, MouseTargetType } from 'vs/editor/browser/editorBrowser';
import { Range } from 'vs/editor/common/core/range';
import { IModelDecoration } from 'vs/editor/common/model';
import { ILanguageService } from 'vs/editor/common/languages/language';
import { HoverAnchor, HoverAnchorType, HoverForeignElementAnchor, IEditorHoverParticipant, IEditorHoverRenderContext, IHoverPart } from 'vs/editor/contrib/hover/browser/hoverTypes';
import { GhostTextController, ShowNextInlineSuggestionAction, ShowPreviousInlineSuggestionAction } from 'vs/editor/contrib/inlineCompletions/browser/ghostTextController';
import * as nls from 'vs/nls';
import { IAccessibilityService } from 'vs/platform/accessibility/common/accessibility';
import { IMenuService, MenuId, MenuItemAction } from 'vs/platform/actions/common/actions';
import { ICommandService } from 'vs/platform/commands/common/commands';
import { IContextKeyService } from 'vs/platform/contextkey/common/contextkey';
import { IOpenerService } from 'vs/platform/opener/common/opener';
import { inlineSuggestCommitId } from 'vs/editor/contrib/inlineCompletions/browser/consts';
import { Command } from 'vs/editor/common/languages';
export class InlineCompletionsHover implements IHoverPart {
constructor(
public readonly owner: IEditorHoverParticipant<InlineCompletionsHover>,
public readonly range: Range,
public readonly controller: GhostTextController
) { }
public isValidForHoverAnchor(anchor: HoverAnchor): boolean {
return (
anchor.type === HoverAnchorType.Range
&& this.range.startColumn <= anchor.range.startColumn
&& this.range.endColumn >= anchor.range.endColumn
);
}
public hasMultipleSuggestions(): Promise<boolean> {
return this.controller.hasMultipleInlineCompletions();
}
public get commands(): Command[] {
return this.controller.activeModel?.activeInlineCompletionsModel?.completionSession.value?.commands || [];
}
}
export class InlineCompletionsHoverParticipant implements IEditorHoverParticipant<InlineCompletionsHover> {
public readonly hoverOrdinal: number = 3;
constructor(
private readonly _editor: ICodeEditor,
@ICommandService private readonly _commandService: ICommandService,
@IMenuService private readonly _menuService: IMenuService,
@IContextKeyService private readonly _contextKeyService: IContextKeyService,
@ILanguageService private readonly _languageService: ILanguageService,
@IOpenerService private readonly _openerService: IOpenerService,
@IAccessibilityService private readonly accessibilityService: IAccessibilityService,
) { }
suggestHoverAnchor(mouseEvent: IEditorMouseEvent): HoverAnchor | null {
const controller = GhostTextController.get(this._editor);
if (!controller) {
return null;
}
const target = mouseEvent.target;
if (target.type === MouseTargetType.CONTENT_VIEW_ZONE) {
// handle the case where the mouse is over the view zone
const viewZoneData = target.detail;
if (controller.shouldShowHoverAtViewZone(viewZoneData.viewZoneId)) {
return new HoverForeignElementAnchor(1000, this, Range.fromPositions(viewZoneData.positionBefore || viewZoneData.position, viewZoneData.positionBefore || viewZoneData.position));
}
}
if (target.type === MouseTargetType.CONTENT_EMPTY) {
// handle the case where the mouse is over the empty portion of a line following ghost text
if (controller.shouldShowHoverAt(target.range)) {
return new HoverForeignElementAnchor(1000, this, target.range);
}
}
if (target.type === MouseTargetType.CONTENT_TEXT) {
// handle the case where the mouse is directly over ghost text
const mightBeForeignElement = target.detail.mightBeForeignElement;
if (mightBeForeignElement && controller.shouldShowHoverAt(target.range)) {
return new HoverForeignElementAnchor(1000, this, target.range);
}
}
return null;
}
computeSync(anchor: HoverAnchor, lineDecorations: IModelDecoration[]): InlineCompletionsHover[] {
const controller = GhostTextController.get(this._editor);
if (controller && controller.shouldShowHoverAt(anchor.range)) {
return [new InlineCompletionsHover(this, anchor.range, controller)];
}
return [];
}
renderHoverParts(context: IEditorHoverRenderContext, hoverParts: InlineCompletionsHover[]): IDisposable {
const disposableStore = new DisposableStore();
const part = hoverParts[0];
if (this.accessibilityService.isScreenReaderOptimized()) {
this.renderScreenReaderText(context, part, disposableStore);
}
// TODO@hediet: deprecate MenuId.InlineCompletionsActions
const menu = disposableStore.add(this._menuService.createMenu(
MenuId.InlineCompletionsActions,
this._contextKeyService
));
const previousAction = context.statusBar.addAction({
label: nls.localize('showNextInlineSuggestion', "Next"),
commandId: ShowNextInlineSuggestionAction.ID,
run: () => this._commandService.executeCommand(ShowNextInlineSuggestionAction.ID)
});
const nextAction = context.statusBar.addAction({
label: nls.localize('showPreviousInlineSuggestion', "Previous"),
commandId: ShowPreviousInlineSuggestionAction.ID,
run: () => this._commandService.executeCommand(ShowPreviousInlineSuggestionAction.ID)
});
context.statusBar.addAction({
label: nls.localize('acceptInlineSuggestion', "Accept"),
commandId: inlineSuggestCommitId,
run: () => this._commandService.executeCommand(inlineSuggestCommitId)
});
const actions = [previousAction, nextAction];
for (const action of actions) {
action.setEnabled(false);
}
part.hasMultipleSuggestions().then(hasMore => {
for (const action of actions) {
action.setEnabled(hasMore);
}
});
for (const command of part.commands) {
context.statusBar.addAction({
label: command.title,
commandId: command.id,
run: () => this._commandService.executeCommand(command.id, ...(command.arguments || []))
});
}
for (const [_, group] of menu.getActions()) {
for (const action of group) {
if (action instanceof MenuItemAction) {
context.statusBar.addAction({
label: action.label,
commandId: action.item.id,
run: () => this._commandService.executeCommand(action.item.id)
});
}
}
}
return disposableStore;
}
private renderScreenReaderText(context: IEditorHoverRenderContext, part: InlineCompletionsHover, disposableStore: DisposableStore) {
const $ = dom.$;
const markdownHoverElement = $('div.hover-row.markdown-hover');
const hoverContentsElement = dom.append(markdownHoverElement, $('div.hover-contents'));
const renderer = disposableStore.add(new MarkdownRenderer({ editor: this._editor }, this._languageService, this._openerService));
const render = (code: string) => {
disposableStore.add(renderer.onDidRenderAsync(() => {
hoverContentsElement.className = 'hover-contents code-hover-contents';
context.onContentsChanged();
}));
const inlineSuggestionAvailable = nls.localize('inlineSuggestionFollows', "Suggestion:");
const renderedContents = disposableStore.add(renderer.render(new MarkdownString().appendText(inlineSuggestionAvailable).appendCodeblock('text', code)));
hoverContentsElement.replaceChildren(renderedContents.element);
};
const ghostText = part.controller.activeModel?.inlineCompletionsModel?.ghostText;
if (ghostText) {
const lineText = this._editor.getModel()!.getLineContent(ghostText.lineNumber);
render(ghostText.renderForScreenReader(lineText));
}
context.fragment.appendChild(markdownHoverElement);
}
}
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