Code for gui

gistfile1.java

package net.minecraft.src;

import net.minecraft.client.Minecraft;
import de.matthiasmann.twl.TextArea;

public class mod_TestGui extends BaseMod {

	public KeyBinding keyTest = new KeyBinding("keyTest", 24);
	public WidgetSimplewindow mainscreen;

	@Override
	public String Version() {
		return "1.8.1";
	}

	public mod_TestGui() {
		ModLoader.RegisterKey(this, this.keyTest, false);
		ModLoader.AddLocalization("keyTest", "Objectives");
		System.out.println("hi peoples");
		TextArea[] textareas = new TextArea[20];
		for (int i = 0; i < 20; i++) {
			textareas[i] = GuiApiHelper.makeTextArea("<a href=\"" + i
					+ "\">Hi peoples, " + i + "</a>", true);
			textareas[i].addCallback(new MyTextAreaCallback());
		}
		WidgetSinglecolumn mainBaseWidget = new WidgetSinglecolumn(textareas);
		for (int i = 0; i < 20; i++) {
			mainBaseWidget.heightOverrideExceptions.put(textareas[i], 0);
		}
		mainscreen = new WidgetSimplewindow(mainBaseWidget, "Objectives");
	}

	public void KeyboardEvent(KeyBinding keybinding) {
		if (keybinding == this.keyTest) {
			// EntityPlayer player = ModLoader.getMinecraftInstance().thePlayer;
			System.out.println("hi");
			// ModLoader.OpenGUI(player, new GuiObjectivesMain());
			GuiModScreen.show(mainscreen);
		}
	}
	
	private class MyTextAreaCallback implements TextArea.Callback {
		
		private MyTextAreaCallback() {	
		}

		@Override
		public void handleLinkClicked(String link) {
			System.out.println("hello, " + link + " was clicked");
		}
		
	}
}