Gui button code (issue)

public class GuiBasicSafe extends GuiContainer {

    //public final int xSizeOfTexture = 176;
    //public final int ySizeOfTexture = 88;

    public void initGui(){

        try {
            this.controlList.clear();

                     int posX = (10);
                     int posY = (10);
            this.controlList.add(new GuiButton(1, posX+ 10, posY + 10, 10, 10, "1"));
            this.controlList.add(new GuiButton(2, posX+ 10, posY + 20, 10, 10, "2"));
            this.controlList.add(new GuiButton(3, posX+ 10, posY + 30, 10, 10, "3"));
            this.controlList.add(new GuiButton(4, posX+ 20, posY + 10, 10, 10, "4"));
            this.controlList.add(new GuiButton(5, posX+ 20, posY + 20, 10, 10, "5"));
            this.controlList.add(new GuiButton(6, posX+ 20, posY + 30, 10, 10, "6"));
            this.controlList.add(new GuiButton(7, posX+ 30, posY + 10, 10, 10, "7"));
            this.controlList.add(new GuiButton(8, posX+ 30, posY + 20, 10, 10, "8"));
            this.controlList.add(new GuiButton(9, posX+ 30, posY + 30, 10, 10, "9"));

            this.controlList.add(new GuiButton(10, posX+ 10, posY + 10, 30, 15, "enter"));
            this.controlList.add(new GuiButton(11, posX+ 40, posY + 10, 30, 15, "reset"));
        } catch (Exception e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

    }

    public GuiBasicSafe (TileBasicSafe tileEntity, InventoryPlayer inventoryPlayer) {
        super(new ContainerBasicSafe(tileEntity, inventoryPlayer));
    }

    @Override
    protected void drawGuiContainerForegroundLayer() {
        //draw text and stuff here
        //the parameters for drawString are: string, x, y, color
        fontRenderer.drawString("LockBox", 8, 6, 4210752);
        //draws "Inventory" or your regional equivalent
        fontRenderer.drawString(StatCollector.translateToLocal("container.inventory"), 8, ySize - 96 + 2, 4210752);
    }

    @Override
    protected void drawGuiContainerBackgroundLayer(float par1, int par2, int par3) {
        //draw your Gui here, only thing you need to change is the path
        int texture = mc.renderEngine.getTexture(CommonProxy.GUI_BLANK);
        GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
        this.mc.renderEngine.bindTexture(texture);
        int x = (width - xSize) / 2;
        int y = (height - ySize) / 2;
        this.drawTexturedModalRect(x, y, 0, 0, xSize, ySize);
    }
}