src/InputHandler.ts

   1 import { IInputHandler, ITerminal } from './Interfaces';
   2
   3 export class InputHandler implements IInputHandler {
   4   // TODO: We want to type _terminal when it's pulled into TS
   5   constructor(private _terminal: any) { }
   6
   7   public bell(): void {
   8     if (!this._terminal.visualBell) {
   9       return;
  10     }
  11     this._terminal.element.style.borderColor = 'white';
  12     setTimeout(() => this._terminal.element.style.borderColor = '', 10);
  13     if (this._terminal.popOnBell) {
  14       this._terminal.focus();
  15     }
  16   }
  17
  18   public lineFeed(): void {
  19     if (this._terminal.convertEol) {
  20       this._terminal.x = 0;
  21     }
  22     this._terminal.y++;
  23     if (this._terminal.y > this._terminal.scrollBottom) {
  24       this._terminal.y--;
  25       this._terminal.scroll();
  26     }
  27   }
  28
  29   public carriageReturn(): void {
  30     this._terminal.x = 0;
  31   }
  32
  33   public backspace(): void {
  34     if (this._terminal.x > 0) {
  35       this._terminal.x--;
  36     }
  37   }
  38
  39   public tab(): void {
  40     this._terminal.x = this._terminal.nextStop();
  41   }
  42
  43   public shiftOut(): void {
  44     this._terminal.setgLevel(1);
  45   }
  46
  47   public shiftIn(): void {
  48     this._terminal.setgLevel(0);
  49   }
  50 }