/** Adds Demo buttons on Main Menu for players who are playing Demo. */
private void addDemoButtons(int par1, int par2) {
buttonList.add(new GuiButton(11, width / 2 - 100, par1, I18n.func_135053_a("menu.playdemo")));
buttonList.add(
buttonResetDemo =
new GuiButton(
12, width / 2 - 100, par1 + par2 * 1, I18n.func_135053_a("menu.resetdemo")));
ISaveFormat isaveformat = mc.getSaveLoader();
WorldInfo worldinfo = isaveformat.getWorldInfo("Demo_World");
if (worldinfo == null) {
buttonResetDemo.enabled = false;
}
}
