diff options
Diffstat (limited to 'src/view')
| -rw-r--r-- | src/view/InputHandler.ts | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/view/InputHandler.ts b/src/view/InputHandler.ts index 86d4ec6..d06bcf8 100644 --- a/src/view/InputHandler.ts +++ b/src/view/InputHandler.ts @@ -13,8 +13,13 @@ class InputHandler { this.listeners.forEach(l => l()); } - constructor() { + constructor(private relevantKeys: {[key: number]: boolean}) { window.addEventListener('keydown', (ev) => { + if (!relevantKeys[ev.keyCode]) + return; + + ev.preventDefault(); + if (!this.keys[ev.keyCode]) { this.keys[ev.keyCode] = true; this.callListeners(); @@ -22,6 +27,11 @@ class InputHandler { }); window.addEventListener('keyup', (ev) => { + if (!relevantKeys[ev.keyCode]) + return; + + ev.preventDefault(); + if (this.keys[ev.keyCode]) { delete this.keys[ev.keyCode]; this.callListeners(); |