@eclipse-glsp/client
Version:
A sprotty-based client for GLSP
133 lines • 5.92 kB
JavaScript
;
/********************************************************************************
* Copyright (c) 2023 Business Informatics Group (TU Wien) and others.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the Eclipse
* Public License v. 2.0 are satisfied: GNU General Public License, version 2
* with the GNU Classpath Exception which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
********************************************************************************/
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var FocusTrackerTool_1;
Object.defineProperty(exports, "__esModule", { value: true });
exports.FocusTrackerTool = void 0;
const sprotty_1 = require("@eclipse-glsp/sprotty");
const inversify_1 = require("inversify");
const messages_1 = require("../../../base/messages");
const toast_handler_1 = require("../toast/toast-handler");
let FocusTrackerTool = FocusTrackerTool_1 = class FocusTrackerTool {
constructor() {
this.isEditTool = false;
this.focusInFunction = (event) => this.focusIn(event);
this.focusOutFunction = (event) => this.focusOut(event);
this.registered = false;
}
get id() {
return FocusTrackerTool_1.ID;
}
enable() {
if (!this.registered) {
document.addEventListener('focusin', this.focusInFunction);
document.addEventListener('focusout', this.focusOutFunction);
}
this.registered = true;
}
disable() {
// the focus tracker cannot be disabled after enabling it
}
async focusOut(event) {
await this.showToast(messages_1.messages.focus.focus_not_set);
}
async focusIn(event) {
let message;
const target = event.target;
if (target instanceof HTMLElement) {
const parent = this.parentWithAriaLabel(target);
const textMessage = this.handleTextNode(target);
// eslint-disable-next-line no-null/no-null
if (target.ariaLabel !== null) {
message = this.handleAriaLabel(target);
}
else {
if (parent === undefined && textMessage !== undefined) {
message = textMessage;
}
else if (parent !== undefined && textMessage === undefined) {
message = `${messages_1.messages.focus.focus_within} ${parent.ariaLabel}`;
}
else if (parent !== undefined && textMessage !== undefined) {
message = `${parent.ariaLabel} -> ${textMessage}`;
}
}
}
await this.showToast(message);
}
handleTextNode(target) {
const textNode = Array.prototype.filter
.call(target.childNodes, element => element.nodeType === Node.TEXT_NODE)
.map(element => element.textContent)
.join('');
if (textNode.trim().length !== 0) {
return textNode;
}
return undefined;
}
handleAriaLabel(target) {
// eslint-disable-next-line no-null/no-null
return target.ariaLabel === null ? undefined : target.ariaLabel;
}
showToast(message) {
return this.actionDispatcher.dispatchAll([
toast_handler_1.ShowToastMessageAction.create({
id: Symbol.for(FocusTrackerTool_1.ID),
message: `${messages_1.messages.focus.focus_on} ${message !== null && message !== void 0 ? message : 'unknown'}`,
position: 'left'
})
]);
}
parentWithAriaLabel(target) {
let current = target.parentElement;
while (
// eslint-disable-next-line no-null/no-null
current !== null &&
current !== document.body &&
current !== document.getElementById(this.viewerOptions.baseDiv) &&
// eslint-disable-next-line no-null/no-null
current.ariaLabel === null) {
current = current.parentElement;
}
if (current === document.getElementById(this.viewerOptions.baseDiv) || current === document.body) {
return undefined;
}
return current !== null && current !== void 0 ? current : undefined;
}
};
exports.FocusTrackerTool = FocusTrackerTool;
FocusTrackerTool.ID = 'glsp.focus-tracker';
__decorate([
(0, inversify_1.inject)(sprotty_1.TYPES.IActionDispatcher),
__metadata("design:type", Object)
], FocusTrackerTool.prototype, "actionDispatcher", void 0);
__decorate([
(0, inversify_1.inject)(sprotty_1.TYPES.ViewerOptions),
__metadata("design:type", Object)
], FocusTrackerTool.prototype, "viewerOptions", void 0);
exports.FocusTrackerTool = FocusTrackerTool = FocusTrackerTool_1 = __decorate([
(0, inversify_1.injectable)()
], FocusTrackerTool);
//# sourceMappingURL=focus-tracker-tool.js.map