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code-server/lib/vscode/src/vs/base/parts/quickinput/browser/quickInput.ts
2021-04-30 20:25:17 +05:30

1764 lines
55 KiB
TypeScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import 'vs/css!./media/quickInput';
import { IQuickPickItem, IPickOptions, IInputOptions, IQuickNavigateConfiguration, IQuickPick, IQuickInput, IQuickInputButton, IInputBox, IQuickPickItemButtonEvent, QuickPickInput, IQuickPickSeparator, IKeyMods, IQuickPickAcceptEvent, NO_KEY_MODS, ItemActivation, QuickInputHideReason, IQuickInputHideEvent } from 'vs/base/parts/quickinput/common/quickInput';
import * as dom from 'vs/base/browser/dom';
import { CancellationToken } from 'vs/base/common/cancellation';
import { QuickInputList, QuickInputListFocus } from './quickInputList';
import { QuickInputBox } from './quickInputBox';
import { KeyCode } from 'vs/base/common/keyCodes';
import { StandardKeyboardEvent } from 'vs/base/browser/keyboardEvent';
import { localize } from 'vs/nls';
import { CountBadge, ICountBadgetyles } from 'vs/base/browser/ui/countBadge/countBadge';
import { ProgressBar, IProgressBarStyles } from 'vs/base/browser/ui/progressbar/progressbar';
import { Emitter, Event } from 'vs/base/common/event';
import { Button, IButtonStyles } from 'vs/base/browser/ui/button/button';
import { dispose, Disposable, DisposableStore } from 'vs/base/common/lifecycle';
import Severity from 'vs/base/common/severity';
import { ActionBar } from 'vs/base/browser/ui/actionbar/actionbar';
import { Action } from 'vs/base/common/actions';
import { equals } from 'vs/base/common/arrays';
import { TimeoutTimer } from 'vs/base/common/async';
import { getIconClass } from 'vs/base/parts/quickinput/browser/quickInputUtils';
import { IListVirtualDelegate, IListRenderer } from 'vs/base/browser/ui/list/list';
import { List, IListOptions, IListStyles } from 'vs/base/browser/ui/list/listWidget';
import { IInputBoxStyles } from 'vs/base/browser/ui/inputbox/inputBox';
import { Color } from 'vs/base/common/color';
import { registerCodicon, Codicon } from 'vs/base/common/codicons';
import { ActionViewItem } from 'vs/base/browser/ui/actionbar/actionViewItems';
import { escape } from 'vs/base/common/strings';
import { renderLabelWithIcons } from 'vs/base/browser/ui/iconLabel/iconLabels';
import { isString } from 'vs/base/common/types';
import { IKeybindingLabelStyles } from 'vs/base/browser/ui/keybindingLabel/keybindingLabel';
export interface IQuickInputOptions {
idPrefix: string;
container: HTMLElement;
ignoreFocusOut(): boolean;
isScreenReaderOptimized(): boolean;
backKeybindingLabel(): string | undefined;
setContextKey(id?: string): void;
returnFocus(): void;
createList<T>(
user: string,
container: HTMLElement,
delegate: IListVirtualDelegate<T>,
renderers: IListRenderer<T, any>[],
options: IListOptions<T>,
): List<T>;
styles: IQuickInputStyles;
}
export interface IQuickInputStyles {
widget: IQuickInputWidgetStyles;
inputBox: IInputBoxStyles;
countBadge: ICountBadgetyles;
button: IButtonStyles;
progressBar: IProgressBarStyles;
keybindingLabel: IKeybindingLabelStyles;
list: IListStyles & { pickerGroupBorder?: Color; pickerGroupForeground?: Color; };
}
export interface IQuickInputWidgetStyles {
quickInputBackground?: Color;
quickInputForeground?: Color;
quickInputTitleBackground?: Color;
contrastBorder?: Color;
widgetShadow?: Color;
}
const $ = dom.$;
type Writeable<T> = { -readonly [P in keyof T]: T[P] };
const backButtonIcon = registerCodicon('quick-input-back', Codicon.arrowLeft);
const backButton = {
iconClass: backButtonIcon.classNames,
tooltip: localize('quickInput.back', "Back"),
handle: -1 // TODO
};
interface QuickInputUI {
container: HTMLElement;
styleSheet: HTMLStyleElement;
leftActionBar: ActionBar;
titleBar: HTMLElement;
title: HTMLElement;
description1: HTMLElement;
description2: HTMLElement;
rightActionBar: ActionBar;
checkAll: HTMLInputElement;
filterContainer: HTMLElement;
inputBox: QuickInputBox;
visibleCountContainer: HTMLElement;
visibleCount: CountBadge;
countContainer: HTMLElement;
count: CountBadge;
okContainer: HTMLElement;
ok: Button;
message: HTMLElement;
customButtonContainer: HTMLElement;
customButton: Button;
progressBar: ProgressBar;
list: QuickInputList;
onDidAccept: Event<void>;
onDidCustom: Event<void>;
onDidTriggerButton: Event<IQuickInputButton>;
ignoreFocusOut: boolean;
keyMods: Writeable<IKeyMods>;
isScreenReaderOptimized(): boolean;
show(controller: QuickInput): void;
setVisibilities(visibilities: Visibilities): void;
setComboboxAccessibility(enabled: boolean): void;
setEnabled(enabled: boolean): void;
setContextKey(contextKey?: string): void;
hide(): void;
}
type Visibilities = {
title?: boolean;
description?: boolean;
checkAll?: boolean;
inputBox?: boolean;
checkBox?: boolean;
visibleCount?: boolean;
count?: boolean;
message?: boolean;
list?: boolean;
ok?: boolean;
customButton?: boolean;
progressBar?: boolean;
};
class QuickInput extends Disposable implements IQuickInput {
protected static readonly noPromptMessage = localize('inputModeEntry', "Press 'Enter' to confirm your input or 'Escape' to cancel");
private _title: string | undefined;
private _description: string | undefined;
private _steps: number | undefined;
private _totalSteps: number | undefined;
protected visible = false;
private _enabled = true;
private _contextKey: string | undefined;
private _busy = false;
private _ignoreFocusOut = false;
private _buttons: IQuickInputButton[] = [];
protected noValidationMessage = QuickInput.noPromptMessage;
private _validationMessage: string | undefined;
private _lastValidationMessage: string | undefined;
private _severity: Severity = Severity.Ignore;
private _lastSeverity: Severity | undefined;
private buttonsUpdated = false;
private readonly onDidTriggerButtonEmitter = this._register(new Emitter<IQuickInputButton>());
private readonly onDidHideEmitter = this._register(new Emitter<IQuickInputHideEvent>());
private readonly onDisposeEmitter = this._register(new Emitter<void>());
protected readonly visibleDisposables = this._register(new DisposableStore());
private busyDelay: TimeoutTimer | undefined;
constructor(
protected ui: QuickInputUI
) {
super();
}
get title() {
return this._title;
}
set title(title: string | undefined) {
this._title = title;
this.update();
}
get description() {
return this._description;
}
set description(description: string | undefined) {
this._description = description;
this.update();
}
get step() {
return this._steps;
}
set step(step: number | undefined) {
this._steps = step;
this.update();
}
get totalSteps() {
return this._totalSteps;
}
set totalSteps(totalSteps: number | undefined) {
this._totalSteps = totalSteps;
this.update();
}
get enabled() {
return this._enabled;
}
set enabled(enabled: boolean) {
this._enabled = enabled;
this.update();
}
get contextKey() {
return this._contextKey;
}
set contextKey(contextKey: string | undefined) {
this._contextKey = contextKey;
this.update();
}
get busy() {
return this._busy;
}
set busy(busy: boolean) {
this._busy = busy;
this.update();
}
get ignoreFocusOut() {
return this._ignoreFocusOut;
}
set ignoreFocusOut(ignoreFocusOut: boolean) {
this._ignoreFocusOut = ignoreFocusOut;
this.update();
}
get buttons() {
return this._buttons;
}
set buttons(buttons: IQuickInputButton[]) {
this._buttons = buttons;
this.buttonsUpdated = true;
this.update();
}
get validationMessage() {
return this._validationMessage;
}
set validationMessage(validationMessage: string | undefined) {
this._validationMessage = validationMessage;
this.update();
}
get severity() {
return this._severity;
}
set severity(severity: Severity) {
this._severity = severity;
this.update();
}
readonly onDidTriggerButton = this.onDidTriggerButtonEmitter.event;
show(): void {
if (this.visible) {
return;
}
this.visibleDisposables.add(
this.ui.onDidTriggerButton(button => {
if (this.buttons.indexOf(button) !== -1) {
this.onDidTriggerButtonEmitter.fire(button);
}
}),
);
this.ui.show(this);
this.visible = true;
this.update();
}
hide(): void {
if (!this.visible) {
return;
}
this.ui.hide();
}
didHide(reason = QuickInputHideReason.Other): void {
this.visible = false;
this.visibleDisposables.clear();
this.onDidHideEmitter.fire({ reason });
}
readonly onDidHide = this.onDidHideEmitter.event;
protected update() {
if (!this.visible) {
return;
}
const title = this.getTitle();
if (title && this.ui.title.textContent !== title) {
this.ui.title.textContent = title;
} else if (!title && this.ui.title.innerHTML !== '&nbsp;') {
this.ui.title.innerText = '\u00a0;';
}
const description = this.getDescription();
if (this.ui.description1.textContent !== description) {
this.ui.description1.textContent = description;
}
if (this.ui.description2.textContent !== description) {
this.ui.description2.textContent = description;
}
if (this.busy && !this.busyDelay) {
this.busyDelay = new TimeoutTimer();
this.busyDelay.setIfNotSet(() => {
if (this.visible) {
this.ui.progressBar.infinite();
}
}, 800);
}
if (!this.busy && this.busyDelay) {
this.ui.progressBar.stop();
this.busyDelay.cancel();
this.busyDelay = undefined;
}
if (this.buttonsUpdated) {
this.buttonsUpdated = false;
this.ui.leftActionBar.clear();
const leftButtons = this.buttons.filter(button => button === backButton);
this.ui.leftActionBar.push(leftButtons.map((button, index) => {
const action = new Action(`id-${index}`, '', button.iconClass || getIconClass(button.iconPath), true, async () => {
this.onDidTriggerButtonEmitter.fire(button);
});
action.tooltip = button.tooltip || '';
return action;
}), { icon: true, label: false });
this.ui.rightActionBar.clear();
const rightButtons = this.buttons.filter(button => button !== backButton);
this.ui.rightActionBar.push(rightButtons.map((button, index) => {
const action = new Action(`id-${index}`, '', button.iconClass || getIconClass(button.iconPath), true, async () => {
this.onDidTriggerButtonEmitter.fire(button);
});
action.tooltip = button.tooltip || '';
return action;
}), { icon: true, label: false });
}
this.ui.ignoreFocusOut = this.ignoreFocusOut;
this.ui.setEnabled(this.enabled);
this.ui.setContextKey(this.contextKey);
const validationMessage = this.validationMessage || this.noValidationMessage;
if (this._lastValidationMessage !== validationMessage) {
this._lastValidationMessage = validationMessage;
dom.reset(this.ui.message, ...renderLabelWithIcons(escape(validationMessage)));
}
if (this._lastSeverity !== this.severity) {
this._lastSeverity = this.severity;
this.showMessageDecoration(this.severity);
}
}
private getTitle() {
if (this.title && this.step) {
return `${this.title} (${this.getSteps()})`;
}
if (this.title) {
return this.title;
}
if (this.step) {
return this.getSteps();
}
return '';
}
private getDescription() {
return this.description || '';
}
private getSteps() {
if (this.step && this.totalSteps) {
return localize('quickInput.steps', "{0}/{1}", this.step, this.totalSteps);
}
if (this.step) {
return String(this.step);
}
return '';
}
protected showMessageDecoration(severity: Severity) {
this.ui.inputBox.showDecoration(severity);
if (severity !== Severity.Ignore) {
const styles = this.ui.inputBox.stylesForType(severity);
this.ui.message.style.color = styles.foreground ? `${styles.foreground}` : '';
this.ui.message.style.backgroundColor = styles.background ? `${styles.background}` : '';
this.ui.message.style.border = styles.border ? `1px solid ${styles.border}` : '';
this.ui.message.style.paddingBottom = '4px';
} else {
this.ui.message.style.color = '';
this.ui.message.style.backgroundColor = '';
this.ui.message.style.border = '';
this.ui.message.style.paddingBottom = '';
}
}
readonly onDispose = this.onDisposeEmitter.event;
override dispose(): void {
this.hide();
this.onDisposeEmitter.fire();
super.dispose();
}
}
class QuickPick<T extends IQuickPickItem> extends QuickInput implements IQuickPick<T> {
private static readonly DEFAULT_ARIA_LABEL = localize('quickInputBox.ariaLabel', "Type to narrow down results.");
private _value = '';
private _ariaLabel: string | undefined;
private _placeholder: string | undefined;
private readonly onDidChangeValueEmitter = this._register(new Emitter<string>());
private readonly onDidAcceptEmitter = this._register(new Emitter<IQuickPickAcceptEvent>());
private readonly onDidCustomEmitter = this._register(new Emitter<void>());
private _items: Array<T | IQuickPickSeparator> = [];
private itemsUpdated = false;
private _canSelectMany = false;
private _canAcceptInBackground = false;
private _matchOnDescription = false;
private _matchOnDetail = false;
private _matchOnLabel = true;
private _sortByLabel = true;
private _autoFocusOnList = true;
private _itemActivation = this.ui.isScreenReaderOptimized() ? ItemActivation.NONE /* https://github.com/microsoft/vscode/issues/57501 */ : ItemActivation.FIRST;
private _activeItems: T[] = [];
private activeItemsUpdated = false;
private activeItemsToConfirm: T[] | null = [];
private readonly onDidChangeActiveEmitter = this._register(new Emitter<T[]>());
private _selectedItems: T[] = [];
private selectedItemsUpdated = false;
private selectedItemsToConfirm: T[] | null = [];
private readonly onDidChangeSelectionEmitter = this._register(new Emitter<T[]>());
private readonly onDidTriggerItemButtonEmitter = this._register(new Emitter<IQuickPickItemButtonEvent<T>>());
private _valueSelection: Readonly<[number, number]> | undefined;
private valueSelectionUpdated = true;
private _ok: boolean | 'default' = 'default';
private _customButton = false;
private _customButtonLabel: string | undefined;
private _customButtonHover: string | undefined;
private _quickNavigate: IQuickNavigateConfiguration | undefined;
private _hideInput: boolean | undefined;
private _hideCheckAll: boolean | undefined;
get quickNavigate() {
return this._quickNavigate;
}
set quickNavigate(quickNavigate: IQuickNavigateConfiguration | undefined) {
this._quickNavigate = quickNavigate;
this.update();
}
get value() {
return this._value;
}
set value(value: string) {
this._value = value || '';
this.update();
}
filterValue = (value: string) => value;
set ariaLabel(ariaLabel: string | undefined) {
this._ariaLabel = ariaLabel;
this.update();
}
get ariaLabel() {
return this._ariaLabel;
}
get placeholder() {
return this._placeholder;
}
set placeholder(placeholder: string | undefined) {
this._placeholder = placeholder;
this.update();
}
onDidChangeValue = this.onDidChangeValueEmitter.event;
onDidAccept = this.onDidAcceptEmitter.event;
onDidCustom = this.onDidCustomEmitter.event;
get items() {
return this._items;
}
set items(items: Array<T | IQuickPickSeparator>) {
this._items = items;
this.itemsUpdated = true;
this.update();
}
get canSelectMany() {
return this._canSelectMany;
}
set canSelectMany(canSelectMany: boolean) {
this._canSelectMany = canSelectMany;
this.update();
}
get canAcceptInBackground() {
return this._canAcceptInBackground;
}
set canAcceptInBackground(canAcceptInBackground: boolean) {
this._canAcceptInBackground = canAcceptInBackground;
}
get matchOnDescription() {
return this._matchOnDescription;
}
set matchOnDescription(matchOnDescription: boolean) {
this._matchOnDescription = matchOnDescription;
this.update();
}
get matchOnDetail() {
return this._matchOnDetail;
}
set matchOnDetail(matchOnDetail: boolean) {
this._matchOnDetail = matchOnDetail;
this.update();
}
get matchOnLabel() {
return this._matchOnLabel;
}
set matchOnLabel(matchOnLabel: boolean) {
this._matchOnLabel = matchOnLabel;
this.update();
}
get sortByLabel() {
return this._sortByLabel;
}
set sortByLabel(sortByLabel: boolean) {
this._sortByLabel = sortByLabel;
this.update();
}
get autoFocusOnList() {
return this._autoFocusOnList;
}
set autoFocusOnList(autoFocusOnList: boolean) {
this._autoFocusOnList = autoFocusOnList;
this.update();
}
get itemActivation() {
return this._itemActivation;
}
set itemActivation(itemActivation: ItemActivation) {
this._itemActivation = itemActivation;
}
get activeItems() {
return this._activeItems;
}
set activeItems(activeItems: T[]) {
this._activeItems = activeItems;
this.activeItemsUpdated = true;
this.update();
}
onDidChangeActive = this.onDidChangeActiveEmitter.event;
get selectedItems() {
return this._selectedItems;
}
set selectedItems(selectedItems: T[]) {
this._selectedItems = selectedItems;
this.selectedItemsUpdated = true;
this.update();
}
get keyMods() {
if (this._quickNavigate) {
// Disable keyMods when quick navigate is enabled
// because in this model the interaction is purely
// keyboard driven and Ctrl/Alt are typically
// pressed and hold during this interaction.
return NO_KEY_MODS;
}
return this.ui.keyMods;
}
set valueSelection(valueSelection: Readonly<[number, number]>) {
this._valueSelection = valueSelection;
this.valueSelectionUpdated = true;
this.update();
}
get customButton() {
return this._customButton;
}
set customButton(showCustomButton: boolean) {
this._customButton = showCustomButton;
this.update();
}
get customLabel() {
return this._customButtonLabel;
}
set customLabel(label: string | undefined) {
this._customButtonLabel = label;
this.update();
}
get customHover() {
return this._customButtonHover;
}
set customHover(hover: string | undefined) {
this._customButtonHover = hover;
this.update();
}
get ok() {
return this._ok;
}
set ok(showOkButton: boolean | 'default') {
this._ok = showOkButton;
this.update();
}
inputHasFocus(): boolean {
return this.visible ? this.ui.inputBox.hasFocus() : false;
}
focusOnInput() {
this.ui.inputBox.setFocus();
}
get hideInput() {
return !!this._hideInput;
}
set hideInput(hideInput: boolean) {
this._hideInput = hideInput;
this.update();
}
get hideCheckAll() {
return !!this._hideCheckAll;
}
set hideCheckAll(hideCheckAll: boolean) {
this._hideCheckAll = hideCheckAll;
this.update();
}
onDidChangeSelection = this.onDidChangeSelectionEmitter.event;
onDidTriggerItemButton = this.onDidTriggerItemButtonEmitter.event;
private trySelectFirst() {
if (this.autoFocusOnList) {
if (!this.canSelectMany) {
this.ui.list.focus(QuickInputListFocus.First);
}
}
}
override show() {
if (!this.visible) {
this.visibleDisposables.add(
this.ui.inputBox.onDidChange(value => {
if (value === this.value) {
return;
}
this._value = value;
const didFilter = this.ui.list.filter(this.filterValue(this.ui.inputBox.value));
if (didFilter) {
this.trySelectFirst();
}
this.onDidChangeValueEmitter.fire(value);
}));
this.visibleDisposables.add(this.ui.inputBox.onMouseDown(event => {
if (!this.autoFocusOnList) {
this.ui.list.clearFocus();
}
}));
this.visibleDisposables.add((this._hideInput ? this.ui.list : this.ui.inputBox).onKeyDown((event: KeyboardEvent | StandardKeyboardEvent) => {
switch (event.keyCode) {
case KeyCode.DownArrow:
this.ui.list.focus(QuickInputListFocus.Next);
if (this.canSelectMany) {
this.ui.list.domFocus();
}
dom.EventHelper.stop(event, true);
break;
case KeyCode.UpArrow:
if (this.ui.list.getFocusedElements().length) {
this.ui.list.focus(QuickInputListFocus.Previous);
} else {
this.ui.list.focus(QuickInputListFocus.Last);
}
if (this.canSelectMany) {
this.ui.list.domFocus();
}
dom.EventHelper.stop(event, true);
break;
case KeyCode.PageDown:
this.ui.list.focus(QuickInputListFocus.NextPage);
if (this.canSelectMany) {
this.ui.list.domFocus();
}
dom.EventHelper.stop(event, true);
break;
case KeyCode.PageUp:
this.ui.list.focus(QuickInputListFocus.PreviousPage);
if (this.canSelectMany) {
this.ui.list.domFocus();
}
dom.EventHelper.stop(event, true);
break;
case KeyCode.RightArrow:
if (!this._canAcceptInBackground) {
return; // needs to be enabled
}
if (!this.ui.inputBox.isSelectionAtEnd()) {
return; // ensure input box selection at end
}
if (this.activeItems[0]) {
this._selectedItems = [this.activeItems[0]];
this.onDidChangeSelectionEmitter.fire(this.selectedItems);
this.onDidAcceptEmitter.fire({ inBackground: true });
}
break;
case KeyCode.Home:
if ((event.ctrlKey || event.metaKey) && !event.shiftKey && !event.altKey) {
this.ui.list.focus(QuickInputListFocus.First);
dom.EventHelper.stop(event, true);
}
break;
case KeyCode.End:
if ((event.ctrlKey || event.metaKey) && !event.shiftKey && !event.altKey) {
this.ui.list.focus(QuickInputListFocus.Last);
dom.EventHelper.stop(event, true);
}
break;
}
}));
this.visibleDisposables.add(this.ui.onDidAccept(() => {
if (!this.canSelectMany && this.activeItems[0]) {
this._selectedItems = [this.activeItems[0]];
this.onDidChangeSelectionEmitter.fire(this.selectedItems);
}
this.onDidAcceptEmitter.fire({ inBackground: false });
}));
this.visibleDisposables.add(this.ui.onDidCustom(() => {
this.onDidCustomEmitter.fire();
}));
this.visibleDisposables.add(this.ui.list.onDidChangeFocus(focusedItems => {
if (this.activeItemsUpdated) {
return; // Expect another event.
}
if (this.activeItemsToConfirm !== this._activeItems && equals(focusedItems, this._activeItems, (a, b) => a === b)) {
return;
}
this._activeItems = focusedItems as T[];
this.onDidChangeActiveEmitter.fire(focusedItems as T[]);
}));
this.visibleDisposables.add(this.ui.list.onDidChangeSelection(({ items: selectedItems, event }) => {
if (this.canSelectMany) {
if (selectedItems.length) {
this.ui.list.setSelectedElements([]);
}
return;
}
if (this.selectedItemsToConfirm !== this._selectedItems && equals(selectedItems, this._selectedItems, (a, b) => a === b)) {
return;
}
this._selectedItems = selectedItems as T[];
this.onDidChangeSelectionEmitter.fire(selectedItems as T[]);
if (selectedItems.length) {
this.onDidAcceptEmitter.fire({ inBackground: event instanceof MouseEvent && event.button === 1 /* mouse middle click */ });
}
}));
this.visibleDisposables.add(this.ui.list.onChangedCheckedElements(checkedItems => {
if (!this.canSelectMany) {
return;
}
if (this.selectedItemsToConfirm !== this._selectedItems && equals(checkedItems, this._selectedItems, (a, b) => a === b)) {
return;
}
this._selectedItems = checkedItems as T[];
this.onDidChangeSelectionEmitter.fire(checkedItems as T[]);
}));
this.visibleDisposables.add(this.ui.list.onButtonTriggered(event => this.onDidTriggerItemButtonEmitter.fire(event as IQuickPickItemButtonEvent<T>)));
this.visibleDisposables.add(this.registerQuickNavigation());
this.valueSelectionUpdated = true;
}
super.show(); // TODO: Why have show() bubble up while update() trickles down? (Could move setComboboxAccessibility() here.)
}
private registerQuickNavigation() {
return dom.addDisposableListener(this.ui.container, dom.EventType.KEY_UP, e => {
if (this.canSelectMany || !this._quickNavigate) {
return;
}
const keyboardEvent: StandardKeyboardEvent = new StandardKeyboardEvent(e);
const keyCode = keyboardEvent.keyCode;
// Select element when keys are pressed that signal it
const quickNavKeys = this._quickNavigate.keybindings;
const wasTriggerKeyPressed = quickNavKeys.some(k => {
const [firstPart, chordPart] = k.getParts();
if (chordPart) {
return false;
}
if (firstPart.shiftKey && keyCode === KeyCode.Shift) {
if (keyboardEvent.ctrlKey || keyboardEvent.altKey || keyboardEvent.metaKey) {
return false; // this is an optimistic check for the shift key being used to navigate back in quick input
}
return true;
}
if (firstPart.altKey && keyCode === KeyCode.Alt) {
return true;
}
if (firstPart.ctrlKey && keyCode === KeyCode.Ctrl) {
return true;
}
if (firstPart.metaKey && keyCode === KeyCode.Meta) {
return true;
}
return false;
});
if (wasTriggerKeyPressed) {
if (this.activeItems[0]) {
this._selectedItems = [this.activeItems[0]];
this.onDidChangeSelectionEmitter.fire(this.selectedItems);
this.onDidAcceptEmitter.fire({ inBackground: false });
}
// Unset quick navigate after press. It is only valid once
// and should not result in any behaviour change afterwards
// if the picker remains open because there was no active item
this._quickNavigate = undefined;
}
});
}
protected override update() {
if (!this.visible) {
return;
}
const hideInput = !!this._hideInput && this._items.length > 0;
this.ui.container.classList.toggle('hidden-input', hideInput && !this.description);
const visibilities: Visibilities = {
title: !!this.title || !!this.step || !!this.buttons.length,
description: !!this.description,
checkAll: this.canSelectMany && !this._hideCheckAll,
checkBox: this.canSelectMany,
inputBox: !hideInput,
progressBar: !hideInput,
visibleCount: true,
count: this.canSelectMany,
ok: this.ok === 'default' ? this.canSelectMany : this.ok,
list: true,
message: !!this.validationMessage,
customButton: this.customButton
};
this.ui.setVisibilities(visibilities);
super.update();
if (this.ui.inputBox.value !== this.value) {
this.ui.inputBox.value = this.value;
}
if (this.valueSelectionUpdated) {
this.valueSelectionUpdated = false;
this.ui.inputBox.select(this._valueSelection && { start: this._valueSelection[0], end: this._valueSelection[1] });
}
if (this.ui.inputBox.placeholder !== (this.placeholder || '')) {
this.ui.inputBox.placeholder = (this.placeholder || '');
}
const ariaLabel = this.ariaLabel || this.placeholder || QuickPick.DEFAULT_ARIA_LABEL;
if (this.ui.inputBox.ariaLabel !== ariaLabel) {
this.ui.inputBox.ariaLabel = ariaLabel;
}
this.ui.list.matchOnDescription = this.matchOnDescription;
this.ui.list.matchOnDetail = this.matchOnDetail;
this.ui.list.matchOnLabel = this.matchOnLabel;
this.ui.list.sortByLabel = this.sortByLabel;
if (this.itemsUpdated) {
this.itemsUpdated = false;
this.ui.list.setElements(this.items);
this.ui.list.filter(this.filterValue(this.ui.inputBox.value));
this.ui.checkAll.checked = this.ui.list.getAllVisibleChecked();
this.ui.visibleCount.setCount(this.ui.list.getVisibleCount());
this.ui.count.setCount(this.ui.list.getCheckedCount());
switch (this._itemActivation) {
case ItemActivation.NONE:
this._itemActivation = ItemActivation.FIRST; // only valid once, then unset
break;
case ItemActivation.SECOND:
this.ui.list.focus(QuickInputListFocus.Second);
this._itemActivation = ItemActivation.FIRST; // only valid once, then unset
break;
case ItemActivation.LAST:
this.ui.list.focus(QuickInputListFocus.Last);
this._itemActivation = ItemActivation.FIRST; // only valid once, then unset
break;
default:
this.trySelectFirst();
break;
}
}
if (this.ui.container.classList.contains('show-checkboxes') !== !!this.canSelectMany) {
if (this.canSelectMany) {
this.ui.list.clearFocus();
} else {
this.trySelectFirst();
}
}
if (this.activeItemsUpdated) {
this.activeItemsUpdated = false;
this.activeItemsToConfirm = this._activeItems;
this.ui.list.setFocusedElements(this.activeItems);
if (this.activeItemsToConfirm === this._activeItems) {
this.activeItemsToConfirm = null;
}
}
if (this.selectedItemsUpdated) {
this.selectedItemsUpdated = false;
this.selectedItemsToConfirm = this._selectedItems;
if (this.canSelectMany) {
this.ui.list.setCheckedElements(this.selectedItems);
} else {
this.ui.list.setSelectedElements(this.selectedItems);
}
if (this.selectedItemsToConfirm === this._selectedItems) {
this.selectedItemsToConfirm = null;
}
}
this.ui.customButton.label = this.customLabel || '';
this.ui.customButton.element.title = this.customHover || '';
this.ui.setComboboxAccessibility(true);
if (!visibilities.inputBox) {
// we need to move focus into the tree to detect keybindings
// properly when the input box is not visible (quick nav)
this.ui.list.domFocus();
// Focus the first element in the list if multiselect is enabled
if (this.canSelectMany) {
this.ui.list.focus(QuickInputListFocus.First);
}
}
}
}
class InputBox extends QuickInput implements IInputBox {
private _value = '';
private _valueSelection: Readonly<[number, number]> | undefined;
private valueSelectionUpdated = true;
private _placeholder: string | undefined;
private _password = false;
private _prompt: string | undefined;
private readonly onDidValueChangeEmitter = this._register(new Emitter<string>());
private readonly onDidAcceptEmitter = this._register(new Emitter<void>());
get value() {
return this._value;
}
set value(value: string) {
this._value = value || '';
this.update();
}
set valueSelection(valueSelection: Readonly<[number, number]>) {
this._valueSelection = valueSelection;
this.valueSelectionUpdated = true;
this.update();
}
get placeholder() {
return this._placeholder;
}
set placeholder(placeholder: string | undefined) {
this._placeholder = placeholder;
this.update();
}
get password() {
return this._password;
}
set password(password: boolean) {
this._password = password;
this.update();
}
get prompt() {
return this._prompt;
}
set prompt(prompt: string | undefined) {
this._prompt = prompt;
this.noValidationMessage = prompt
? localize('inputModeEntryDescription', "{0} (Press 'Enter' to confirm or 'Escape' to cancel)", prompt)
: QuickInput.noPromptMessage;
this.update();
}
readonly onDidChangeValue = this.onDidValueChangeEmitter.event;
readonly onDidAccept = this.onDidAcceptEmitter.event;
override show() {
if (!this.visible) {
this.visibleDisposables.add(
this.ui.inputBox.onDidChange(value => {
if (value === this.value) {
return;
}
this._value = value;
this.onDidValueChangeEmitter.fire(value);
}));
this.visibleDisposables.add(this.ui.onDidAccept(() => this.onDidAcceptEmitter.fire()));
this.valueSelectionUpdated = true;
}
super.show();
}
protected override update() {
if (!this.visible) {
return;
}
const visibilities: Visibilities = {
title: !!this.title || !!this.step || !!this.buttons.length,
description: !!this.description || !!this.step,
inputBox: true, message: true
};
this.ui.setVisibilities(visibilities);
super.update();
if (this.ui.inputBox.value !== this.value) {
this.ui.inputBox.value = this.value;
}
if (this.valueSelectionUpdated) {
this.valueSelectionUpdated = false;
this.ui.inputBox.select(this._valueSelection && { start: this._valueSelection[0], end: this._valueSelection[1] });
}
if (this.ui.inputBox.placeholder !== (this.placeholder || '')) {
this.ui.inputBox.placeholder = (this.placeholder || '');
}
if (this.ui.inputBox.password !== this.password) {
this.ui.inputBox.password = this.password;
}
}
}
export class QuickInputController extends Disposable {
private static readonly MAX_WIDTH = 600; // Max total width of quick input widget
private idPrefix: string;
private ui: QuickInputUI | undefined;
private dimension?: dom.IDimension;
private titleBarOffset?: number;
private comboboxAccessibility = false;
private enabled = true;
private readonly onDidAcceptEmitter = this._register(new Emitter<void>());
private readonly onDidCustomEmitter = this._register(new Emitter<void>());
private readonly onDidTriggerButtonEmitter = this._register(new Emitter<IQuickInputButton>());
private keyMods: Writeable<IKeyMods> = { ctrlCmd: false, alt: false };
private controller: QuickInput | null = null;
private parentElement: HTMLElement;
private styles: IQuickInputStyles;
private onShowEmitter = this._register(new Emitter<void>());
readonly onShow = this.onShowEmitter.event;
private onHideEmitter = this._register(new Emitter<void>());
readonly onHide = this.onHideEmitter.event;
private previousFocusElement?: HTMLElement;
constructor(private options: IQuickInputOptions) {
super();
this.idPrefix = options.idPrefix;
this.parentElement = options.container;
this.styles = options.styles;
this.registerKeyModsListeners();
}
private registerKeyModsListeners() {
const listener = (e: KeyboardEvent | MouseEvent) => {
this.keyMods.ctrlCmd = e.ctrlKey || e.metaKey;
this.keyMods.alt = e.altKey;
};
this._register(dom.addDisposableListener(window, dom.EventType.KEY_DOWN, listener, true));
this._register(dom.addDisposableListener(window, dom.EventType.KEY_UP, listener, true));
this._register(dom.addDisposableListener(window, dom.EventType.MOUSE_DOWN, listener, true));
}
private getUI() {
if (this.ui) {
return this.ui;
}
const container = dom.append(this.parentElement, $('.quick-input-widget.show-file-icons'));
container.tabIndex = -1;
container.style.display = 'none';
const styleSheet = dom.createStyleSheet(container);
const titleBar = dom.append(container, $('.quick-input-titlebar'));
const leftActionBar = this._register(new ActionBar(titleBar));
leftActionBar.domNode.classList.add('quick-input-left-action-bar');
const title = dom.append(titleBar, $('.quick-input-title'));
const rightActionBar = this._register(new ActionBar(titleBar));
rightActionBar.domNode.classList.add('quick-input-right-action-bar');
const description1 = dom.append(container, $('.quick-input-description'));
const headerContainer = dom.append(container, $('.quick-input-header'));
const checkAll = <HTMLInputElement>dom.append(headerContainer, $('input.quick-input-check-all'));
checkAll.type = 'checkbox';
this._register(dom.addStandardDisposableListener(checkAll, dom.EventType.CHANGE, e => {
const checked = checkAll.checked;
list.setAllVisibleChecked(checked);
}));
this._register(dom.addDisposableListener(checkAll, dom.EventType.CLICK, e => {
if (e.x || e.y) { // Avoid 'click' triggered by 'space'...
inputBox.setFocus();
}
}));
const description2 = dom.append(headerContainer, $('.quick-input-description'));
const extraContainer = dom.append(headerContainer, $('.quick-input-and-message'));
const filterContainer = dom.append(extraContainer, $('.quick-input-filter'));
const inputBox = this._register(new QuickInputBox(filterContainer));
inputBox.setAttribute('aria-describedby', `${this.idPrefix}message`);
const visibleCountContainer = dom.append(filterContainer, $('.quick-input-visible-count'));
visibleCountContainer.setAttribute('aria-live', 'polite');
visibleCountContainer.setAttribute('aria-atomic', 'true');
const visibleCount = new CountBadge(visibleCountContainer, { countFormat: localize({ key: 'quickInput.visibleCount', comment: ['This tells the user how many items are shown in a list of items to select from. The items can be anything. Currently not visible, but read by screen readers.'] }, "{0} Results") });
const countContainer = dom.append(filterContainer, $('.quick-input-count'));
countContainer.setAttribute('aria-live', 'polite');
const count = new CountBadge(countContainer, { countFormat: localize({ key: 'quickInput.countSelected', comment: ['This tells the user how many items are selected in a list of items to select from. The items can be anything.'] }, "{0} Selected") });
const okContainer = dom.append(headerContainer, $('.quick-input-action'));
const ok = new Button(okContainer);
ok.label = localize('ok', "OK");
this._register(ok.onDidClick(e => {
this.onDidAcceptEmitter.fire();
}));
const customButtonContainer = dom.append(headerContainer, $('.quick-input-action'));
const customButton = new Button(customButtonContainer);
customButton.label = localize('custom', "Custom");
this._register(customButton.onDidClick(e => {
this.onDidCustomEmitter.fire();
}));
const message = dom.append(extraContainer, $(`#${this.idPrefix}message.quick-input-message`));
const list = this._register(new QuickInputList(container, this.idPrefix + 'list', this.options));
this._register(list.onChangedAllVisibleChecked(checked => {
checkAll.checked = checked;
}));
this._register(list.onChangedVisibleCount(c => {
visibleCount.setCount(c);
}));
this._register(list.onChangedCheckedCount(c => {
count.setCount(c);
}));
this._register(list.onLeave(() => {
// Defer to avoid the input field reacting to the triggering key.
setTimeout(() => {
inputBox.setFocus();
if (this.controller instanceof QuickPick && this.controller.canSelectMany) {
list.clearFocus();
}
}, 0);
}));
this._register(list.onDidChangeFocus(() => {
if (this.comboboxAccessibility) {
this.getUI().inputBox.setAttribute('aria-activedescendant', this.getUI().list.getActiveDescendant() || '');
}
}));
const progressBar = new ProgressBar(container);
progressBar.getContainer().classList.add('quick-input-progress');
const focusTracker = dom.trackFocus(container);
this._register(focusTracker);
this._register(dom.addDisposableListener(container, dom.EventType.FOCUS, e => {
this.previousFocusElement = e.relatedTarget instanceof HTMLElement ? e.relatedTarget : undefined;
}, true));
this._register(focusTracker.onDidBlur(() => {
if (!this.getUI().ignoreFocusOut && !this.options.ignoreFocusOut()) {
this.hide(QuickInputHideReason.Blur);
}
this.previousFocusElement = undefined;
}));
this._register(dom.addDisposableListener(container, dom.EventType.FOCUS, (e: FocusEvent) => {
inputBox.setFocus();
}));
this._register(dom.addDisposableListener(container, dom.EventType.KEY_DOWN, (e: KeyboardEvent) => {
const event = new StandardKeyboardEvent(e);
switch (event.keyCode) {
case KeyCode.Enter:
dom.EventHelper.stop(e, true);
this.onDidAcceptEmitter.fire();
break;
case KeyCode.Escape:
dom.EventHelper.stop(e, true);
this.hide(QuickInputHideReason.Gesture);
break;
case KeyCode.Tab:
if (!event.altKey && !event.ctrlKey && !event.metaKey) {
const selectors = ['.action-label.codicon'];
if (container.classList.contains('show-checkboxes')) {
selectors.push('input');
} else {
selectors.push('input[type=text]');
}
if (this.getUI().list.isDisplayed()) {
selectors.push('.monaco-list');
}
const stops = container.querySelectorAll<HTMLElement>(selectors.join(', '));
if (event.shiftKey && event.target === stops[0]) {
dom.EventHelper.stop(e, true);
stops[stops.length - 1].focus();
} else if (!event.shiftKey && event.target === stops[stops.length - 1]) {
dom.EventHelper.stop(e, true);
stops[0].focus();
}
}
break;
}
}));
this.ui = {
container,
styleSheet,
leftActionBar,
titleBar,
title,
description1,
description2,
rightActionBar,
checkAll,
filterContainer,
inputBox,
visibleCountContainer,
visibleCount,
countContainer,
count,
okContainer,
ok,
message,
customButtonContainer,
customButton,
list,
progressBar,
onDidAccept: this.onDidAcceptEmitter.event,
onDidCustom: this.onDidCustomEmitter.event,
onDidTriggerButton: this.onDidTriggerButtonEmitter.event,
ignoreFocusOut: false,
keyMods: this.keyMods,
isScreenReaderOptimized: () => this.options.isScreenReaderOptimized(),
show: controller => this.show(controller),
hide: () => this.hide(),
setVisibilities: visibilities => this.setVisibilities(visibilities),
setComboboxAccessibility: enabled => this.setComboboxAccessibility(enabled),
setEnabled: enabled => this.setEnabled(enabled),
setContextKey: contextKey => this.options.setContextKey(contextKey),
};
this.updateStyles();
return this.ui;
}
pick<T extends IQuickPickItem, O extends IPickOptions<T>>(picks: Promise<QuickPickInput<T>[]> | QuickPickInput<T>[], options: O = <O>{}, token: CancellationToken = CancellationToken.None): Promise<(O extends { canPickMany: true } ? T[] : T) | undefined> {
type R = (O extends { canPickMany: true } ? T[] : T) | undefined;
return new Promise<R>((doResolve, reject) => {
let resolve = (result: R) => {
resolve = doResolve;
if (options.onKeyMods) {
options.onKeyMods(input.keyMods);
}
doResolve(result);
};
if (token.isCancellationRequested) {
resolve(undefined);
return;
}
const input = this.createQuickPick<T>();
let activeItem: T | undefined;
const disposables = [
input,
input.onDidAccept(() => {
if (input.canSelectMany) {
resolve(<R>input.selectedItems.slice());
input.hide();
} else {
const result = input.activeItems[0];
if (result) {
resolve(<R>result);
input.hide();
}
}
}),
input.onDidChangeActive(items => {
const focused = items[0];
if (focused && options.onDidFocus) {
options.onDidFocus(focused);
}
}),
input.onDidChangeSelection(items => {
if (!input.canSelectMany) {
const result = items[0];
if (result) {
resolve(<R>result);
input.hide();
}
}
}),
input.onDidTriggerItemButton(event => options.onDidTriggerItemButton && options.onDidTriggerItemButton({
...event,
removeItem: () => {
const index = input.items.indexOf(event.item);
if (index !== -1) {
const items = input.items.slice();
const removed = items.splice(index, 1);
const activeItems = input.activeItems.filter((ai) => ai !== removed[0]);
input.items = items;
if (activeItems) {
input.activeItems = activeItems;
}
}
}
})),
input.onDidChangeValue(value => {
if (activeItem && !value && (input.activeItems.length !== 1 || input.activeItems[0] !== activeItem)) {
input.activeItems = [activeItem];
}
}),
token.onCancellationRequested(() => {
input.hide();
}),
input.onDidHide(() => {
dispose(disposables);
resolve(undefined);
}),
];
input.title = options.title;
input.canSelectMany = !!options.canPickMany;
input.placeholder = options.placeHolder;
input.ignoreFocusOut = !!options.ignoreFocusLost;
input.matchOnDescription = !!options.matchOnDescription;
input.matchOnDetail = !!options.matchOnDetail;
input.matchOnLabel = (options.matchOnLabel === undefined) || options.matchOnLabel; // default to true
input.autoFocusOnList = (options.autoFocusOnList === undefined) || options.autoFocusOnList; // default to true
input.quickNavigate = options.quickNavigate;
input.contextKey = options.contextKey;
input.busy = true;
Promise.all<QuickPickInput<T>[], T | undefined>([picks, options.activeItem])
.then(([items, _activeItem]) => {
activeItem = _activeItem;
input.busy = false;
input.items = items;
if (input.canSelectMany) {
input.selectedItems = items.filter(item => item.type !== 'separator' && item.picked) as T[];
}
if (activeItem) {
input.activeItems = [activeItem];
}
});
input.show();
Promise.resolve(picks).then(undefined, err => {
reject(err);
input.hide();
});
});
}
private setValidationOnInput(input: IInputBox, validationResult: string | {
content: string;
severity: Severity;
} | null | undefined) {
if (validationResult && isString(validationResult)) {
input.severity = Severity.Error;
input.validationMessage = validationResult;
} else if (validationResult && !isString(validationResult)) {
input.severity = validationResult.severity;
input.validationMessage = validationResult.content;
} else {
input.severity = Severity.Ignore;
input.validationMessage = undefined;
}
}
input(options: IInputOptions = {}, token: CancellationToken = CancellationToken.None): Promise<string | undefined> {
return new Promise<string | undefined>((resolve) => {
if (token.isCancellationRequested) {
resolve(undefined);
return;
}
const input = this.createInputBox();
const validateInput = options.validateInput || (() => <Promise<undefined>>Promise.resolve(undefined));
const onDidValueChange = Event.debounce(input.onDidChangeValue, (last, cur) => cur, 100);
let validationValue = options.value || '';
let validation = Promise.resolve(validateInput(validationValue));
const disposables = [
input,
onDidValueChange(value => {
if (value !== validationValue) {
validation = Promise.resolve(validateInput(value));
validationValue = value;
}
validation.then(result => {
if (value === validationValue) {
this.setValidationOnInput(input, result);
}
});
}),
input.onDidAccept(() => {
const value = input.value;
if (value !== validationValue) {
validation = Promise.resolve(validateInput(value));
validationValue = value;
}
validation.then(result => {
if (!result || (!isString(result) && result.severity !== Severity.Error)) {
resolve(value);
input.hide();
} else if (value === validationValue) {
this.setValidationOnInput(input, result);
}
});
}),
token.onCancellationRequested(() => {
input.hide();
}),
input.onDidHide(() => {
dispose(disposables);
resolve(undefined);
}),
];
input.title = options.title;
input.value = options.value || '';
input.valueSelection = options.valueSelection;
input.prompt = options.prompt;
input.placeholder = options.placeHolder;
input.password = !!options.password;
input.ignoreFocusOut = !!options.ignoreFocusLost;
input.show();
});
}
backButton = backButton;
createQuickPick<T extends IQuickPickItem>(): IQuickPick<T> {
const ui = this.getUI();
return new QuickPick<T>(ui);
}
createInputBox(): IInputBox {
const ui = this.getUI();
return new InputBox(ui);
}
private show(controller: QuickInput) {
const ui = this.getUI();
this.onShowEmitter.fire();
const oldController = this.controller;
this.controller = controller;
if (oldController) {
oldController.didHide();
}
this.setEnabled(true);
ui.leftActionBar.clear();
ui.title.textContent = '';
ui.description1.textContent = '';
ui.description2.textContent = '';
ui.rightActionBar.clear();
ui.checkAll.checked = false;
// ui.inputBox.value = ''; Avoid triggering an event.
ui.inputBox.placeholder = '';
ui.inputBox.password = false;
ui.inputBox.showDecoration(Severity.Ignore);
ui.visibleCount.setCount(0);
ui.count.setCount(0);
dom.reset(ui.message);
ui.progressBar.stop();
ui.list.setElements([]);
ui.list.matchOnDescription = false;
ui.list.matchOnDetail = false;
ui.list.matchOnLabel = true;
ui.list.sortByLabel = true;
ui.ignoreFocusOut = false;
this.setComboboxAccessibility(false);
ui.inputBox.ariaLabel = '';
const backKeybindingLabel = this.options.backKeybindingLabel();
backButton.tooltip = backKeybindingLabel ? localize('quickInput.backWithKeybinding', "Back ({0})", backKeybindingLabel) : localize('quickInput.back', "Back");
ui.container.style.display = '';
this.updateLayout();
ui.inputBox.setFocus();
}
private setVisibilities(visibilities: Visibilities) {
const ui = this.getUI();
ui.title.style.display = visibilities.title ? '' : 'none';
ui.description1.style.display = visibilities.description && (visibilities.inputBox || visibilities.checkAll) ? '' : 'none';
ui.description2.style.display = visibilities.description && !(visibilities.inputBox || visibilities.checkAll) ? '' : 'none';
ui.checkAll.style.display = visibilities.checkAll ? '' : 'none';
ui.filterContainer.style.display = visibilities.inputBox ? '' : 'none';
ui.visibleCountContainer.style.display = visibilities.visibleCount ? '' : 'none';
ui.countContainer.style.display = visibilities.count ? '' : 'none';
ui.okContainer.style.display = visibilities.ok ? '' : 'none';
ui.customButtonContainer.style.display = visibilities.customButton ? '' : 'none';
ui.message.style.display = visibilities.message ? '' : 'none';
ui.progressBar.getContainer().style.display = visibilities.progressBar ? '' : 'none';
ui.list.display(!!visibilities.list);
ui.container.classList[visibilities.checkBox ? 'add' : 'remove']('show-checkboxes');
this.updateLayout(); // TODO
}
private setComboboxAccessibility(enabled: boolean) {
if (enabled !== this.comboboxAccessibility) {
const ui = this.getUI();
this.comboboxAccessibility = enabled;
if (this.comboboxAccessibility) {
ui.inputBox.setAttribute('role', 'combobox');
ui.inputBox.setAttribute('aria-haspopup', 'true');
ui.inputBox.setAttribute('aria-autocomplete', 'list');
ui.inputBox.setAttribute('aria-activedescendant', ui.list.getActiveDescendant() || '');
} else {
ui.inputBox.removeAttribute('role');
ui.inputBox.removeAttribute('aria-haspopup');
ui.inputBox.removeAttribute('aria-autocomplete');
ui.inputBox.removeAttribute('aria-activedescendant');
}
}
}
private setEnabled(enabled: boolean) {
if (enabled !== this.enabled) {
this.enabled = enabled;
for (const item of this.getUI().leftActionBar.viewItems) {
(item as ActionViewItem).getAction().enabled = enabled;
}
for (const item of this.getUI().rightActionBar.viewItems) {
(item as ActionViewItem).getAction().enabled = enabled;
}
this.getUI().checkAll.disabled = !enabled;
// this.getUI().inputBox.enabled = enabled; Avoid loosing focus.
this.getUI().ok.enabled = enabled;
this.getUI().list.enabled = enabled;
}
}
hide(reason?: QuickInputHideReason) {
const controller = this.controller;
if (controller) {
const focusChanged = !this.ui?.container.contains(document.activeElement);
this.controller = null;
this.onHideEmitter.fire();
this.getUI().container.style.display = 'none';
if (!focusChanged) {
if (this.previousFocusElement && this.previousFocusElement.offsetParent) {
this.previousFocusElement.focus();
this.previousFocusElement = undefined;
} else {
this.options.returnFocus();
}
}
controller.didHide(reason);
}
}
focus() {
if (this.isDisplayed()) {
this.getUI().inputBox.setFocus();
}
}
toggle() {
if (this.isDisplayed() && this.controller instanceof QuickPick && this.controller.canSelectMany) {
this.getUI().list.toggleCheckbox();
}
}
navigate(next: boolean, quickNavigate?: IQuickNavigateConfiguration) {
if (this.isDisplayed() && this.getUI().list.isDisplayed()) {
this.getUI().list.focus(next ? QuickInputListFocus.Next : QuickInputListFocus.Previous);
if (quickNavigate && this.controller instanceof QuickPick) {
this.controller.quickNavigate = quickNavigate;
}
}
}
async accept(keyMods: IKeyMods = { alt: false, ctrlCmd: false }) {
// When accepting the item programmatically, it is important that
// we update `keyMods` either from the provided set or unset it
// because the accept did not happen from mouse or keyboard
// interaction on the list itself
this.keyMods.alt = keyMods.alt;
this.keyMods.ctrlCmd = keyMods.ctrlCmd;
this.onDidAcceptEmitter.fire();
}
async back() {
this.onDidTriggerButtonEmitter.fire(this.backButton);
}
async cancel() {
this.hide();
}
layout(dimension: dom.IDimension, titleBarOffset: number): void {
this.dimension = dimension;
this.titleBarOffset = titleBarOffset;
this.updateLayout();
}
private updateLayout() {
if (this.ui) {
this.ui.container.style.top = `${this.titleBarOffset}px`;
const style = this.ui.container.style;
const width = Math.min(this.dimension!.width * 0.62 /* golden cut */, QuickInputController.MAX_WIDTH);
style.width = width + 'px';
style.marginLeft = '-' + (width / 2) + 'px';
this.ui.inputBox.layout();
this.ui.list.layout(this.dimension && this.dimension.height * 0.4);
}
}
applyStyles(styles: IQuickInputStyles) {
this.styles = styles;
this.updateStyles();
}
private updateStyles() {
if (this.ui) {
const {
quickInputTitleBackground,
quickInputBackground,
quickInputForeground,
contrastBorder,
widgetShadow,
} = this.styles.widget;
this.ui.titleBar.style.backgroundColor = quickInputTitleBackground ? quickInputTitleBackground.toString() : '';
this.ui.container.style.backgroundColor = quickInputBackground ? quickInputBackground.toString() : '';
this.ui.container.style.color = quickInputForeground ? quickInputForeground.toString() : '';
this.ui.container.style.border = contrastBorder ? `1px solid ${contrastBorder}` : '';
this.ui.container.style.boxShadow = widgetShadow ? `0 0 8px 2px ${widgetShadow}` : '';
this.ui.inputBox.style(this.styles.inputBox);
this.ui.count.style(this.styles.countBadge);
this.ui.ok.style(this.styles.button);
this.ui.customButton.style(this.styles.button);
this.ui.progressBar.style(this.styles.progressBar);
this.ui.list.style(this.styles.list);
const content: string[] = [];
if (this.styles.list.pickerGroupBorder) {
content.push(`.quick-input-list .quick-input-list-entry { border-top-color: ${this.styles.list.pickerGroupBorder}; }`);
}
if (this.styles.list.pickerGroupForeground) {
content.push(`.quick-input-list .quick-input-list-separator { color: ${this.styles.list.pickerGroupForeground}; }`);
}
if (
this.styles.keybindingLabel.keybindingLabelBackground ||
this.styles.keybindingLabel.keybindingLabelBorder ||
this.styles.keybindingLabel.keybindingLabelBottomBorder ||
this.styles.keybindingLabel.keybindingLabelShadow ||
this.styles.keybindingLabel.keybindingLabelForeground
) {
content.push('.quick-input-list .monaco-keybinding > .monaco-keybinding-key {');
if (this.styles.keybindingLabel.keybindingLabelBackground) {
content.push(`background-color: ${this.styles.keybindingLabel.keybindingLabelBackground};`);
}
if (this.styles.keybindingLabel.keybindingLabelBorder) {
// Order matters here. `border-color` must come before `border-bottom-color`.
content.push(`border-color: ${this.styles.keybindingLabel.keybindingLabelBorder};`);
}
if (this.styles.keybindingLabel.keybindingLabelBottomBorder) {
content.push(`border-bottom-color: ${this.styles.keybindingLabel.keybindingLabelBottomBorder};`);
}
if (this.styles.keybindingLabel.keybindingLabelShadow) {
content.push(`box-shadow: inset 0 -1px 0 ${this.styles.keybindingLabel.keybindingLabelShadow};`);
}
if (this.styles.keybindingLabel.keybindingLabelForeground) {
content.push(`color: ${this.styles.keybindingLabel.keybindingLabelForeground};`);
}
content.push('}');
}
const newStyles = content.join('\n');
if (newStyles !== this.ui.styleSheet.textContent) {
this.ui.styleSheet.textContent = newStyles;
}
}
}
private isDisplayed() {
return this.ui && this.ui.container.style.display !== 'none';
}
}