59 lines
1.9 KiB
TypeScript
59 lines
1.9 KiB
TypeScript
/*---------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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import * as vscode from 'vscode';
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import * as nls from 'vscode-nls';
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import { PreviewStatusBarEntry as OwnedStatusBarEntry } from './ownedStatusBarEntry';
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const localize = nls.loadMessageBundle();
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const selectZoomLevelCommandId = '_imagePreview.selectZoomLevel';
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export type Scale = number | 'fit';
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export class ZoomStatusBarEntry extends OwnedStatusBarEntry {
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private readonly _onDidChangeScale = this._register(new vscode.EventEmitter<{ scale: Scale }>());
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public readonly onDidChangeScale = this._onDidChangeScale.event;
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constructor() {
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super({
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id: 'imagePreview.zoom',
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name: localize('zoomStatusBar.name', "Image Zoom"),
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alignment: vscode.StatusBarAlignment.Right,
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priority: 102 /* to the left of editor size entry (101) */,
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});
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this._register(vscode.commands.registerCommand(selectZoomLevelCommandId, async () => {
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type MyPickItem = vscode.QuickPickItem & { scale: Scale };
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const scales: Scale[] = [10, 5, 2, 1, 0.5, 0.2, 'fit'];
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const options = scales.map((scale): MyPickItem => ({
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label: this.zoomLabel(scale),
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scale
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}));
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const pick = await vscode.window.showQuickPick(options, {
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placeHolder: localize('zoomStatusBar.placeholder', "Select zoom level")
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});
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if (pick) {
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this._onDidChangeScale.fire({ scale: pick.scale });
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}
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}));
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this.entry.command = selectZoomLevelCommandId;
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}
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public show(owner: string, scale: Scale) {
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this.showItem(owner, this.zoomLabel(scale));
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}
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private zoomLabel(scale: Scale): string {
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return scale === 'fit'
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? localize('zoomStatusBar.wholeImageLabel', "Whole Image")
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: `${Math.round(scale * 100)}%`;
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}
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}
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