Tab model

tab.model.ts

export class Tab {
  
  private _active: boolean;
  constructor(private _id: number = -1, public title?: String, public content?: String) {
  }
  
  set active(active: boolean) {
    this._active = active;
  }
  
  get active() {
    return this._active;
  }
  
  get id() {
    return this._id;
  }
  
  set id(id: number) {
    this._id = id;
  }

}