Archived
72 lines
2.6 KiB
TypeScript
72 lines
2.6 KiB
TypeScript
/*---------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the Source EULA. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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'use strict';
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import { StandardKeyboardEvent } from 'vs/base/browser/keyboardEvent';
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import { KeyCode, KeyMod } from 'vs/base/common/keyCodes';
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import { range } from 'vs/base/common/arrays';
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/**
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* Implements the various additional navigation keybindings we want out of slickgrid
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*/
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export class AdditionalKeyBindings<T> implements Slick.Plugin<T> {
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private grid: Slick.Grid<T>;
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private handler = new Slick.EventHandler();
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public init(grid: Slick.Grid<T>) {
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this.grid = grid;
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this.handler.subscribe(this.grid.onKeyDown, (e, args) => this.handleKeyDown(e, args));
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}
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public destroy() {
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this.handler.unsubscribeAll();
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}
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private handleKeyDown(e: KeyboardEvent, args: Slick.OnKeyDownEventArgs<T>): void {
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let event = new StandardKeyboardEvent(e);
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let handled = true;
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if (event.equals(KeyCode.RightArrow | KeyMod.CtrlCmd)) {
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this.grid.setActiveCell(args.row, this.grid.getColumns().length - 1);
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} else if (event.equals(KeyCode.LeftArrow | KeyMod.CtrlCmd)) {
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// account for row column
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if (this.grid.canCellBeActive(args.row, 0)) {
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this.grid.setActiveCell(args.row, 0);
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} else {
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this.grid.setActiveCell(args.row, 1);
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}
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} else if (event.equals(KeyCode.UpArrow | KeyMod.CtrlCmd)) {
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this.grid.setActiveCell(0, args.cell);
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} else if (event.equals(KeyCode.DownArrow | KeyMod.CtrlCmd)) {
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this.grid.setActiveCell(this.grid.getDataLength() - 1, args.cell);
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} else if (event.equals(KeyCode.Home | KeyMod.CtrlCmd)) {
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// account for row column
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if (this.grid.canCellBeActive(0, 0)) {
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this.grid.setActiveCell(0, 0);
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} else {
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this.grid.setActiveCell(0, 1);
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}
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} else if (event.equals(KeyCode.End | KeyMod.CtrlCmd)) {
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this.grid.setActiveCell(this.grid.getDataLength() - 1, this.grid.getColumns().length - 1);
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} else if (event.equals(KeyCode.KEY_A | KeyMod.CtrlCmd)) {
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// check if we can set the rows directly on the selectionModel, its cleaner
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let selectionModel = this.grid.getSelectionModel();
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if (selectionModel) {
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selectionModel.setSelectedRanges([new Slick.Range(0, 0, this.grid.getDataLength() - 1, this.grid.getColumns().length - 1)]);
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}
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} else {
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handled = false;
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}
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if (handled) {
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e.preventDefault();
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e.stopPropagation();
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e.stopImmediatePropagation();
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}
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}
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}
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