/** Call this method from you GuiScreen to process the keys into textbox. */ @Override public void keyTyped(char par1, int par2) { super.keyTyped(par1, par2); this.textFieldFrequency.textboxKeyTyped(par1, par2); try { int newFrequency = Math.max(0, Integer.parseInt(this.textFieldFrequency.getText())); this.textFieldFrequency.setText(newFrequency + ""); if (((IItemFrequency) this.itemStack.getItem()).getFrequency(this.itemStack) != newFrequency) { ((IItemFrequency) this.itemStack.getItem()).setFrequency(newFrequency, this.itemStack); PacketDispatcher.sendPacketToServer( ICBMCore.PACKET_ITEM.getPacket(this.player, newFrequency)); } } catch (NumberFormatException e) { } }