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Revert "Merge from vscode 81d7885dc2e9dc617e1522697a2966bc4025a45d (#5949)" (#5983)

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This reverts commit d15a3fcc98.
This commit is contained in:
Karl Burtram
2019-06-11 12:35:58 -07:00
committed by GitHub
parent 95a50b7892
commit 5a7562a37b
926 changed files with 11394 additions and 19540 deletions
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32
src/vs/base/browser/dom.ts
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@@ -11,7 +11,7 @@ import { TimeoutTimer } from 'vs/base/common/async';
import { CharCode } from 'vs/base/common/charCode';
import { onUnexpectedError } from 'vs/base/common/errors';
import { Emitter, Event } from 'vs/base/common/event';
import { Disposable, IDisposable, toDisposable } from 'vs/base/common/lifecycle';
import { Disposable, IDisposable, dispose, toDisposable } from 'vs/base/common/lifecycle';
import * as platform from 'vs/base/common/platform';
import { coalesce } from 'vs/base/common/arrays';
@@ -905,9 +905,10 @@ export const EventHelper = {
}
};
export interface IFocusTracker extends Disposable {
export interface IFocusTracker {
onDidFocus: Event<void>;
onDidBlur: Event<void>;
dispose(): void;
}
export function saveParentsScrollTop(node: Element): number[] {
@@ -928,20 +929,21 @@ export function restoreParentsScrollTop(node: Element, state: number[]): void {
}
}
class FocusTracker extends Disposable implements IFocusTracker {
class FocusTracker implements IFocusTracker {
private readonly _onDidFocus = this._register(new Emitter<void>());
public readonly onDidFocus: Event<void> = this._onDidFocus.event;
private _onDidFocus = new Emitter<void>();
readonly onDidFocus: Event<void> = this._onDidFocus.event;
private readonly _onDidBlur = this._register(new Emitter<void>());
public readonly onDidBlur: Event<void> = this._onDidBlur.event;
private _onDidBlur = new Emitter<void>();
readonly onDidBlur: Event<void> = this._onDidBlur.event;
private disposables: IDisposable[] = [];
constructor(element: HTMLElement | Window) {
super();
let hasFocus = isAncestor(document.activeElement, <HTMLElement>element);
let loosingFocus = false;
const onFocus = () => {
let onFocus = () => {
loosingFocus = false;
if (!hasFocus) {
hasFocus = true;
@@ -949,7 +951,7 @@ class FocusTracker extends Disposable implements IFocusTracker {
}
};
const onBlur = () => {
let onBlur = () => {
if (hasFocus) {
loosingFocus = true;
window.setTimeout(() => {
@@ -962,8 +964,14 @@ class FocusTracker extends Disposable implements IFocusTracker {
}
};
this._register(domEvent(element, EventType.FOCUS, true)(onFocus));
this._register(domEvent(element, EventType.BLUR, true)(onBlur));
domEvent(element, EventType.FOCUS, true)(onFocus, null, this.disposables);
domEvent(element, EventType.BLUR, true)(onBlur, null, this.disposables);
}
dispose(): void {
this.disposables = dispose(this.disposables);
this._onDidFocus.dispose();
this._onDidBlur.dispose();
}
}