text: class t_eq2_view{
  	events;
  	
  	constructor()
  	{
  		document.getElementById("id_button").addEventListener("click", this.on_solve_click);
  	}
  	
  	set_events_list(events)
  	{
  		this.events = events;
  	}
  	
  	on_solve_click()
  	{
  		//apeleaza metoda on_solve din controller dar nu putem direct
  		//generam un eveniment care apeleaza metoda on_solve stocata in lista
  		events.call_event("solve_clicked_uab");
  	}
  	
  	get_a()
  	{
  		return document.getElementById("id_a").value;
  	}
  	
  	get_b()
  	{
  		return document.getElementById("id_b").value;
  	}
  	
  	get_c()
  	{
  		return document.getElementById("id_c").value;
  	}
  	
  	set_solutions_para(solutions)
  	{
  		document.getElementById("id_x1").innerHTML = "x1 = " + solutions.x1_re + "+" + solutions.x1_im + "i";
  		document.getElementById("id_x2").innerHTML = "x2 = " + solutions.x2_re + "+" + solutions.x2_im + "i";
  	}
  }